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-rw-r--r--khexedit/hexbuffer.cc5099
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diff --git a/khexedit/hexbuffer.cc b/khexedit/hexbuffer.cc
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+++ b/khexedit/hexbuffer.cc
@@ -0,0 +1,5099 @@
+/*
+ * khexedit - Versatile hex editor
+ * Copyright (C) 1999-2000 Espen Sand, espensa@online.no
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include <ctype.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <time.h>
+#include <unistd.h>
+
+#include <qfileinfo.h>
+
+#include <klocale.h>
+#include <kglobal.h>
+#include <kglobalsettings.h>
+#include <knotifyclient.h>
+
+#include "hexbuffer.h"
+#include "hexerror.h"
+
+//
+// There are some comments marked with a "// ##" at various places.
+// These indicate a patch from Sergey A. Sukiyazov which I have applied
+// "as is" for now. The number of QString::fromLocal8Bit in this modification
+// indicates that I should perhaps modify code elsewhere as well
+// (espen 2000-11-26)
+//
+
+// #define DEBUG_FIXED_SIZE 1024
+// #define PRINTER_TEST
+
+
+CHexAction::CHexAction( HexAction action, uint offset )
+{
+ mAction = action;
+ mOffset = offset;
+ mSize = 0;
+ mData = 0;
+ mDataSize = 0;
+ mNext = 0;
+}
+
+CHexAction::~CHexAction( void )
+{
+ delete [] mData;
+}
+
+void CHexAction::setData( uint size, char *data, uint dataSize )
+{
+
+ if( data != 0 && dataSize > 0 )
+ {
+ mData = new char[ dataSize ];
+ if( mData == 0 )
+ {
+ return;
+ }
+ memcpy( mData, data, dataSize );
+ mDataSize = dataSize;
+ }
+ else
+ {
+ mDataSize = 0;
+ mData = 0;
+ }
+ mSize = size;
+}
+
+
+CHexActionGroup::CHexActionGroup( uint startOffset, uint startBit )
+{
+ mStartOffset = startOffset;
+ mStartBit = startBit;
+ mHexAction = 0;
+}
+
+CHexActionGroup::~CHexActionGroup( void )
+{
+ CHexAction *ptr = mHexAction;
+ while( ptr != 0 )
+ {
+ CHexAction *next = ptr->mNext;
+ delete ptr;
+ ptr = next;
+ }
+}
+
+void CHexActionGroup::insertAction( CHexAction *hexAction )
+{
+ hexAction->mNext = mHexAction;
+ mHexAction = hexAction;
+}
+
+
+
+int SFilterControl::execute( uchar *dest, uchar *src, uint size )
+{
+ if( size == 0 )
+ {
+ return( Err_IllegalArgument );
+ }
+
+ uint numElement = operand.size();
+ if( operation == OperandAndData )
+ {
+ if( numElement == 0 ) { return( Err_IllegalArgument ); }
+ if( forward == true )
+ {
+ for( uint i = 0; i < size; )
+ {
+ for( uint j = 0; i < size && j < numElement; j++, i++ )
+ {
+ dest[i] = src[i] & operand[j];
+ }
+ }
+ }
+ else
+ {
+ for( uint i = size; i > 0; )
+ {
+ for( uint j = numElement; i > 0 && j > 0; j--, i-- )
+ {
+ dest[i-1] = src[i-1] & operand[j-1];
+ }
+ }
+ }
+ }
+ else if( operation == OperandOrData )
+ {
+ if( numElement == 0 ) { return( Err_IllegalArgument ); }
+ if( forward == true )
+ {
+ for( uint i = 0; i < size; )
+ {
+ for( uint j = 0; i < size && j < numElement; j++, i++ )
+ {
+ dest[i] = src[i] | operand[j];
+ }
+ }
+ }
+ else
+ {
+ for( uint i = size; i > 0; )
+ {
+ for( uint j = numElement; i > 0 && j > 0; j--, i-- )
+ {
+ dest[i-1] = src[i-1] | operand[j-1];
+ }
+ }
+ }
+ }
+ else if( operation == OperandXorData )
+ {
+ if( numElement == 0 ) { return( Err_IllegalArgument ); }
+ if( forward == true )
+ {
+ for( uint i = 0; i < size; )
+ {
+ for( uint j = 0; i < size && j < numElement; j++, i++ )
+ {
+ dest[i] = src[i] ^ operand[j];
+ }
+ }
+ }
+ else
+ {
+ for( uint i = size; i > 0; )
+ {
+ for( uint j = numElement; i > 0 && j > 0; j--, i-- )
+ {
+ dest[i-1] = src[i-1] ^ operand[j-1];
+ }
+ }
+ }
+ }
+ else if( operation == InvertData )
+ {
+ for( uint i = 0; i < size; i++ )
+ {
+ dest[i] = ~src[i];
+ }
+ }
+ else if( operation == ReverseData )
+ {
+ for( uint i = 0; i < size; i++ )
+ {
+ uchar flag = src[i];
+ uchar rev = 0;
+ for( uint j = 0; j < 8; j++ )
+ {
+ rev |= (((flag & 0x80) >> (7-j)));
+ flag <<= 1;
+ }
+ dest[i] = rev;
+ }
+ }
+ else if( operation == RotateData || operation == ShiftData )
+ {
+ //
+ // Only forward here
+ //
+ bool up = rotate[1] > 0 ? true : false;
+ int range = rotate[0];
+ int shift = abs(rotate[1]);
+ if( range == 0 || shift == 0 ) { return( Err_IllegalArgument ); }
+ shift = shift % (range*8);
+
+ int b = shift / 8;
+ int s = shift - b * 8;
+
+ for( uint i = 0; i < size; )
+ {
+ if( up == true )
+ {
+ int j;
+ if( operation == RotateData )
+ {
+ for( j=0; j < b && i+range < size ; i++, j++ )
+ {
+ dest[i] = src[i+range-b];
+ }
+ }
+ else
+ {
+ for( j=0; j < b && i < size ; dest[i] = 0, i++, j++ );
+ }
+ for( ; j < range && i < size ; i++, j++ )
+ {
+ dest[i] = src[i-b];
+ }
+
+ uchar last = dest[i-1];
+ for( int k=1; k <= j; k++ )
+ {
+ dest[i-k] >>= s;
+ if( k < j )
+ {
+ dest[i-k] |= dest[i-k-1]<<(8-s);
+ }
+ else if( j == range && operation == RotateData )
+ {
+ dest[i-k] |= last<<(8-s);
+ }
+ }
+ }
+ else
+ {
+ int j;
+ for( j=0; j+b < range && i+b < size ; i++, j++ )
+ {
+ dest[i] = src[i+b];
+ }
+ for( ; j < range && i < size ; i++, j++ )
+ {
+ dest[i] = operation == RotateData ? src[i+b-range] : 0;
+ }
+
+ uchar first = dest[i-j];
+ for( int k=j; k>0; k-- )
+ {
+ dest[i-k] <<= s;
+ if( k>1 )
+ {
+ dest[i-k] |= dest[i-k+1]>>(8-s);
+ }
+ else if( j == range && operation == RotateData )
+ {
+ dest[i-k] |= first>>(8-s);
+ }
+ }
+ }
+ }
+ }
+ else if( operation == SwapBits )
+ {
+ //
+ // Swap bits. Based on Leon Lessing's work.
+ //
+
+ //
+ // Make non swapped version first.
+ //
+ for( uint i = 0; i < size; i++ )
+ {
+ dest[i] = src[i];
+ }
+
+ //
+ // Swap the pairs the have been defined
+ // Format of operand (example):
+ // 7 2 5 0 0 0 0 0
+ // Swap bit 7 with bit 2 and swap bit 5 with bit 0
+ //
+ for( uint j=0; j<4; j++ )
+ {
+ uchar b1 = 1 << (uchar)operand[j*2];
+ uchar b2 = 1 << (uchar)operand[j*2+1];
+ if( b1 == b2 ) { continue; } // Equal, no need to swap.
+
+ for( uint i = 0; i < size; i++ )
+ {
+ uchar b = 0;
+ if( dest[i] & b1 ) { b |= b2; }
+ if( dest[i] & b2 ) { b |= b1; }
+
+ //
+ // A short description so that I will understand what the
+ // h... is going on five minutes from now.
+ //
+ // Destination byte is masked (AND'ed) with the inverse bitmap
+ // (the noninversed bitmap contains position of the
+ // two swap bits, eg 7-2 gives 10000100). Then the destination
+ // is OR'ed with the swapped bitmap.
+ //
+ dest[i] = (dest[i] & ~(b1 | b2)) | b;
+ }
+ }
+ }
+ else
+ {
+ return( Err_IllegalArgument );
+ }
+
+ return( Err_Success );
+}
+
+
+const char *SExportCArray::printFormatted( const char *b, uint maxSize ) const
+{
+ static char buf[12];
+ if( elementType == Char )
+ {
+ char e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ sprintf( buf, "%d", e );
+ return( buf );
+ }
+ else if( elementType == Uchar )
+ {
+ unsigned char e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ if( unsignedAsHexadecimal == true )
+ {
+ sprintf( buf, "0x%02x", e );
+ }
+ else
+ {
+ sprintf( buf, "%u", e );
+ }
+ return( buf );
+ }
+ else if( elementType == Short )
+ {
+ short e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ sprintf( buf, "%d", e );
+ return( buf );
+
+ }
+ else if( elementType == Ushort )
+ {
+ unsigned short e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ if( unsignedAsHexadecimal == true )
+ {
+ sprintf( buf, "0x%04x", e );
+ }
+ else
+ {
+ sprintf( buf, "%u", e );
+ }
+ return( buf );
+ }
+ else if( elementType == Int )
+ {
+ int e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ sprintf( buf, "%u", e );
+ return( buf );
+ }
+ else if( elementType == Uint )
+ {
+ unsigned int e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ if( unsignedAsHexadecimal == true )
+ {
+ sprintf( buf, "0x%08x", e );
+ }
+ else
+ {
+ sprintf( buf, "%u", e );
+ }
+ return( buf );
+ }
+ else if( elementType == Float )
+ {
+ float e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ sprintf( buf, "%f", e );
+ return( buf );
+ }
+ else if( elementType == Double )
+ {
+ double e = 0;
+ memcpy( &e, b, QMIN(sizeof(e),maxSize) );
+ sprintf( buf, "%f", e );
+ return( buf );
+ }
+
+ else
+ {
+ return("");
+ }
+}
+
+
+QString SExportCArray::variableName( uint range ) const
+{
+ const char *typeString[] =
+ {
+ "char",
+ "unsigned char",
+ "short",
+ "unsigned short",
+ "int",
+ "unsigned int",
+ "float",
+ "double"
+ };
+
+ uint es = elementSize();
+ uint numElement = range / es + ((range % es) ? 1 : 0);
+
+ return( QString("%1 %2[%2]").arg(typeString[elementType]).
+ arg(arrayName).arg(numElement) );
+}
+
+
+
+int SExportCArray::elementSize( void ) const
+{
+ if( elementType == Char || elementType == Uchar )
+ {
+ return( sizeof(char) );
+ }
+ else if( elementType == Short || elementType == Ushort )
+ {
+ return( sizeof(short) );
+ }
+ else if( elementType == Int || elementType == Uint )
+ {
+ return( sizeof(int) );
+ }
+ else if( elementType == Float )
+ {
+ return( sizeof(float) );
+ }
+ else if( elementType == Double )
+ {
+ return( sizeof(double) );
+ }
+ else
+ {
+ return(1);
+ }
+}
+
+
+char CHexBuffer::mHexBigBuffer[16]=
+{
+ '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'
+};
+
+char CHexBuffer::mHexSmallBuffer[16]=
+{
+ '0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'
+};
+
+char CHexBuffer::mDecBuffer[10]=
+{
+ '0','1','2','3','4','5','6','7','8','9'
+};
+
+char CHexBuffer::mOctBuffer[8]=
+{
+ '0','1','2','3','4','5','6','7'
+};
+
+
+SCursorState CHexBuffer::mCursorState;
+SFileState CHexBuffer::mFileState;
+
+
+
+
+CHexBuffer::CHexBuffer( void )
+ :QByteArray()
+{
+ mColorIndex = 0;
+ mPrintBuf = 0;
+ mLoadingData = false;
+ mEditMode = EditReplace;
+ mActiveEditor = edit_primary;
+
+ mDocumentModified = false;
+
+ #ifdef DEBUG_FIXED_SIZE
+ setMaximumSize( DEBUG_FIXED_SIZE );
+ #else
+ setMaximumSize( ~0 );
+ #endif
+
+ setDocumentSize(0);
+
+ #ifdef PRINTER_TEST
+ puts("<CHexBuffer> Printer test is activated");
+ #endif
+
+
+ setInputMode( mInputMode );
+
+ int errCode = setLayout( mLayout );
+ if( errCode != 0 )
+ {
+ return;
+ }
+ setColor( mColor );
+ setFont( mFontInfo.init() );
+ setShowCursor( true );
+ setDisableCursor( false );
+ setEditMode( EditReplace, false, false );
+ setSoundState( false, false );
+
+ mUndoLimit = 10;
+ mUndoIndex = 0;
+ mUndoList.setAutoDelete( TRUE );
+ mBookmarkList.setAutoDelete( TRUE );
+}
+
+
+CHexBuffer::~CHexBuffer( void )
+{
+ //debug("CHexBuffer::~CHexBuffer");
+ delete [] mColorIndex;
+ delete [] mPrintBuf;
+}
+
+
+
+bool CHexBuffer::hasFileName( void )
+{
+ //
+ // FIXME: Files can be called "Untitled" so this must be corrected.
+ //
+ if( mUrl.isEmpty() || mUrl.contains( i18n( "Untitled" ), false ) )
+ {
+ return( false );
+ }
+ else
+ {
+ return( true );
+ }
+}
+
+
+
+int CHexBuffer::setLayout( SDisplayLayout &layout )
+{
+ mLayout = layout;
+ mLayout.verify();
+
+ if( mLayout.primaryMode == SDisplayLayout::textOnly )
+ {
+ mActiveEditor = edit_primary;
+ setEditMode( mEditMode );
+ }
+
+ mCursor.setLineSize( mLayout.lineSize );
+ mCursor.addOffset( 0 ); // This will only reset the cell position
+
+ computeLineWidth();
+ cursorCompute();
+
+ delete [] mColorIndex; mColorIndex = 0;
+ delete [] mPrintBuf; mPrintBuf = 0;
+
+ mColorIndex = new unsigned char[ mLayout.lineSize ];
+ if( mColorIndex == 0 )
+ {
+ return( Err_NoMemory );
+ }
+ setColor( mColor );
+
+ //
+ // The 'mPrintBuf' is used to store formatted text. It is used for all
+ // print operations and must have the size of the 'mDpyState.lineSize' which
+ // is the number of bytes in one single display line.
+ //
+ mPrintBuf = new char[ mLayout.lineSize < 12 ? 12 : mLayout.lineSize ];
+ if( mPrintBuf == 0 )
+ {
+ delete [] mColorIndex; mColorIndex = 0;
+ return( Err_NoMemory );
+ }
+
+ return( Err_Success );
+}
+
+
+void CHexBuffer::setColor( SDisplayColor &color )
+{
+ mColor = color;
+
+ //
+ // Test...
+ //
+ //mColor.secondTextBg = Qt::yellow;
+ //mColor.offsetBg = Qt::lightGray;
+ //mColor.gridFg = Qt::darkCyan;
+
+ /*
+ mColor.secondTextBg = mColor.textBg;
+ mColor.offsetBg = mColor.textBg;
+ mColor.gridFg = mColor.textBg;
+ */
+
+ if( mColorIndex != 0 )
+ {
+ uint columnSize = mLayout.columnSize == 0 ? 1 : mLayout.columnSize;
+ for( uint i = 0, entry = 0; i < mLayout.lineSize; i++ )
+ {
+ if( i > 0 && i % columnSize == 0 ) { entry = entry == 0 ? 1 : 0; }
+ mColorIndex[i] = entry;
+ }
+ }
+}
+
+void CHexBuffer::setInputMode( SDisplayInputMode &mode )
+{
+ mInputMode = mode;
+ if( mInputMode.allowResize == false && mEditMode != EditReplace )
+ {
+ setEditMode( EditReplace );
+ }
+}
+
+
+bool CHexBuffer::toggleEditor( void )
+{
+ bool changed;
+ if( mLayout.secondaryMode == SDisplayLayout::hide )
+ {
+ changed = mActiveEditor == edit_secondary ? true : false;
+ mActiveEditor = edit_primary;
+ }
+ else
+ {
+ changed = true;
+ mActiveEditor = mActiveEditor == edit_primary ?
+ edit_secondary : edit_primary;
+ }
+
+ setEditMode( mEditMode ); // Sets the cursor shapes as well
+
+ if( changed == true )
+ {
+ mCursor.resetCell();
+ cursorCompute();
+ }
+
+ return( changed );
+}
+
+
+
+
+
+
+
+bool CHexBuffer::matchWidth( uint width )
+{
+ if( documentPresent() == false || (uint)mFixedWidth >= width )
+ {
+ return( false );
+ }
+
+ width -= mFixedWidth;
+
+ uint g = mLayout.columnSpacing == 0 ? 1 : mLayout.columnSize;
+ uint n = g * mNumCell;
+ uint u = mUnitWidth;
+ uint s = mLayout.secondaryMode == SDisplayLayout::hide ? 0 : g;
+ uint o = mLayout.columnSpacing == 0 ? 0 : mSplitWidth;
+ float x = (float)(width+o)/(float)(u*(n+s)+o);
+
+ uint lineSize = (uint)x * g;
+
+ if( mLayout.lockColumn == false )
+ {
+ //
+ // Examine if we can add one or more entries from the next column. This
+ // will make the rightmost column smaller than the rest but we will
+ // utilize as much of the available space (ie., width) as possible.
+ // (Note that the entry itself (which represents one byte of filedata)
+ // can not be splitted, eg., in binary mode the entry is eight byte
+ // wide and will not be splitted).
+ //
+ int w = (int)((float)((int)x)* (float)(u*(n+s)+o) - (float)o);
+ if( w > 0 && (uint)w < width )
+ {
+ width -= w;
+ if( width > o )
+ {
+ x = (float)(width-o) / (float)(u*(mNumCell+1));
+ lineSize += (uint)x;
+ }
+ }
+ }
+
+ if( lineSize == 0 || lineSize == mLayout.lineSize )
+ {
+ //
+ // We have to redraw all text if a change occurs so we avoid it if
+ // possible.
+ //
+ return( false );
+ }
+
+ mLayout.lineSize = lineSize;
+ setLayout( mLayout );
+ return( true );
+}
+
+
+void CHexBuffer::setNonPrintChar( QChar nonPrintChar )
+{
+ mFontInfo.nonPrintChar = nonPrintChar;
+}
+
+
+void CHexBuffer::setShowCursor( bool showCursor )
+{
+ mShowCursor = showCursor;
+}
+
+
+void CHexBuffer::setDisableCursor( bool disableCursor )
+{
+ mDisableCursor = disableCursor;
+}
+
+
+void CHexBuffer::setCursorShapeModifier( bool alwaysBlock, bool thickInsert )
+{
+ mCursor.setShapeModifier( alwaysBlock, thickInsert );
+ setEditMode( mEditMode );
+}
+
+void CHexBuffer::setEditMode( EEditMode editMode, bool alwaysBlock,
+ bool thickInsert )
+{
+ mCursor.setShapeModifier( alwaysBlock, thickInsert );
+ setEditMode( editMode );
+}
+
+void CHexBuffer::setEditMode( EEditMode editMode )
+{
+ mEditMode = editMode;
+ if( mEditMode == EditInsert )
+ {
+ if( mActiveEditor == edit_primary )
+ {
+ mCursor.setShape( SCursorSpec::thin, SCursorSpec::frame, mUnitWidth,
+ mNumCell );
+ }
+ else
+ {
+ mCursor.setShape( SCursorSpec::frame, SCursorSpec::thin, mUnitWidth,
+ mNumCell );
+ }
+
+ }
+ else
+ {
+ if( mActiveEditor == edit_primary )
+ {
+ mCursor.setShape( SCursorSpec::solid, SCursorSpec::frame, mUnitWidth,
+ mNumCell );
+ }
+ else
+ {
+ mCursor.setShape( SCursorSpec::frame, SCursorSpec::solid, mUnitWidth,
+ mNumCell );
+ }
+ }
+}
+
+
+
+void CHexBuffer::setMaximumSize( uint maximumSize )
+{
+ if( maximumSize == 0 ) { maximumSize = ~0; }
+
+ mMaximumSize = maximumSize;
+ mFixedSizeMode = maximumSize == (uint)~0 ? false : true;
+ mCursor.setFixedSizeMode( mFixedSizeMode );
+
+ if( mLayout.offsetVisible == false )
+ {
+ mOffsetSize = 0;
+ mOffsetIndex = 0;
+ printOffset = &CHexBuffer::printDummyOffset;
+ }
+ else
+ {
+ if( mLayout.offsetMode == SDisplayLayout::decimal )
+ {
+ printOffset = &CHexBuffer::printDecimalOffset;
+ for( mOffsetSize=0; maximumSize > 0; mOffsetSize += 1 )
+ {
+ maximumSize = maximumSize / 10;
+ }
+ mOffsetIndex = 10 - mOffsetSize;
+ }
+ else if( mLayout.offsetMode == SDisplayLayout::hexadecimal )
+ {
+ if( mLayout.offsetUpperCase == true )
+ {
+ printOffset = &CHexBuffer::printHexadecimalBigOffset;
+ }
+ else
+ {
+ printOffset = &CHexBuffer::printHexadecimalSmallOffset;
+ }
+ for( mOffsetSize=0; maximumSize > 0; mOffsetSize += 1 )
+ {
+ maximumSize = maximumSize / 16;
+ }
+ if( mOffsetSize > 4 ) { mOffsetSize += 1; } // Space for the ':' sign
+ mOffsetIndex = 9 - mOffsetSize;
+ }
+ else
+ {
+ mLayout.offsetVisible = false;
+ mOffsetSize = 0;
+ mOffsetIndex = 0;
+ printOffset = &CHexBuffer::printDummyOffset;
+ }
+ }
+}
+
+
+void CHexBuffer::setDocumentSize( uint size )
+{
+ if( size > mMaximumSize ) { size = mMaximumSize; }
+ mDocumentSize = size;
+ mCursor.setDocumentSize( size );
+ updateBookmarkMap(true);
+}
+
+
+void CHexBuffer::setUndoLevel( uint level )
+{
+ if( level < 10 ) { level = 10; }
+
+ if( level >= mUndoLimit )
+ {
+ mUndoLimit = level;
+ return;
+ }
+ else
+ {
+ //
+ // The maximum size decreases. If the list is larger than the the new
+ // limit, then reduce the list size starting with the oldest elements.
+ //
+ mUndoLimit = level;
+ while( mUndoList.count() >= mUndoLimit )
+ {
+ mUndoList.removeFirst();
+ mUndoIndex -= (mUndoIndex > 0 ? 1 : 0);
+ }
+ }
+}
+
+
+void CHexBuffer::setSoundState( bool inputSound, bool fatalSound )
+{
+ mInputErrorSound = inputSound;
+ mFatalErrorSound = fatalSound;
+}
+
+
+void CHexBuffer::setBookmarkVisibility( bool showInColumn, bool showInEditor )
+{
+ mShowBookmarkInOffsetColumn = showInColumn;
+ mShowBookmarkInEditor = showInEditor;
+}
+
+int CHexBuffer::writeFile( QFile &file, CProgress &p )
+{
+ uint offset = 0;
+ uint remaining = documentSize();
+
+ do
+ {
+ const uint blockSize = QMIN( 131072 /* == 1024 * 128 */ , remaining );
+ const int writeSize = file.writeBlock( data() + offset, blockSize );
+ if( writeSize == -1 )
+ {
+ p.finish();
+ return( Err_ReadFailed );
+ }
+ offset += blockSize;
+ remaining -= blockSize;
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)offset/(float)documentSize() );
+ if( errCode == Err_Stop && remaining > 0 )
+ {
+ p.finish();
+ return( Err_Success );
+ }
+ }
+ }
+ while( remaining > 0 );
+
+ p.finish();
+ mDocumentModified = false;
+ registerDiskModifyTime( file );
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::readFile( QFile &file, const QString &url, CProgress &p )
+{
+ if( resize( file.size() + 100 ) == false )
+ {
+ p.finish();
+ return( Err_NoMemory );
+ }
+
+ if( file.size() > 0 )
+ {
+ mLoadingData = true;
+ uint offset = 0;
+ uint remaining = file.size();
+ while( remaining > 0 )
+ {
+ const uint blockSize = QMIN( 131072 /* == 1024 * 128 */ , remaining );
+ const int readSize = file.readBlock( data() + offset, blockSize );
+ if( readSize == -1 )
+ {
+ p.finish();
+ mLoadingData = false;
+ return( Err_ReadFailed );
+ }
+ for( uint i=0; i<blockSize; i++)
+ {
+ data()[offset+i] = mEncode[ (unsigned char) data()[offset+i] ];
+ }
+
+ offset += blockSize;
+ remaining -= blockSize;
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)offset/(float)file.size() );
+ if( errCode == Err_Stop && remaining > 0 )
+ {
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+ mLoadingData = false;
+ }
+
+ p.finish();
+
+ mDocumentModified = false;
+ setDocumentSize( file.size() );
+ registerDiskModifyTime( file );
+ setUrl( url );
+ computeNumLines();
+ mSelect.reset();
+ mMark.reset();
+ mUndoList.clear();
+ mUndoIndex = 0;
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::insertFile( QFile &file, CProgress &p )
+{
+ if( file.size() == 0 )
+ {
+ p.finish();
+ return( Err_Success );
+ }
+
+ QByteArray array( file.size() );
+ if( array.isNull() == true )
+ {
+ p.finish();
+ return( Err_NoMemory );
+ }
+
+ uint offset = 0;
+ uint remaining = file.size();
+ while( remaining > 0 )
+ {
+ const uint blockSize = QMIN( 131072 /* == 1024 * 128 */ , remaining );
+ const int readSize = file.readBlock( array.data() + offset, blockSize );
+ if( readSize == -1 )
+ {
+ p.finish();
+ return( Err_ReadFailed );
+ }
+ for( uint i=0; i<blockSize; i++)
+ {
+ array[offset+i] = mEncode[ (unsigned char) array[offset+i] ];
+ }
+
+ offset += blockSize;
+ remaining -= blockSize;
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)offset/(float)file.size() );
+ if( errCode == Err_Stop && remaining > 0 )
+ {
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+
+ p.finish();
+
+ int errCode = inputAtCursor( array, 0 );
+ return( errCode );
+}
+
+
+int CHexBuffer::newFile( const QString &url )
+{
+ if( resize( 100 ) == 0 )
+ {
+ return( Err_NoMemory );
+ }
+
+ mDocumentModified = false;
+ setDocumentSize( 0 );
+ setUrl( url );
+ computeNumLines();
+ mSelect.reset();
+
+ return( Err_Success );
+}
+
+
+void CHexBuffer::closeFile( void )
+{
+ resize(0);
+ computeNumLines();
+
+ mUndoList.clear();
+ mUndoIndex = 0;
+
+ setDocumentSize(0);
+ mDocumentModified = false;
+
+ QString emptyUrl;
+ setUrl( emptyUrl );
+
+ mSelect.reset();
+ mMark.reset();
+
+ removeBookmark(-1); // Negative index - All bookmarks
+}
+
+
+void CHexBuffer::registerDiskModifyTime( const QFile &file )
+{
+ QFileInfo fileInfo( file );
+ mDiskModifyTime = fileInfo.lastModified();
+}
+
+
+
+void CHexBuffer::setFont( const SDisplayFontInfo &fontInfo )
+{
+ mFontInfo = fontInfo;
+ QFontMetrics fm( mFontInfo.font );
+ mFontHeight = fm.height();
+ mFontAscent = fm.ascent();
+ computeLineWidth();
+
+ for( int i=0; i < 256; i++ )
+ {
+ mCharValid[i] = QChar(i).isPrint();
+ }
+
+ /*
+ QFontInfo info( mFontInfo.font );
+ puts("CHexBuffer mCharValid broken");
+
+ KCharset charset( info.charSet() );
+ for( int i=0; i < 256; i++ )
+ {
+ mCharValid[i] = charset.printable(i);
+ }
+ */
+}
+
+
+int CHexBuffer::setEncoding( CConversion::EMode mode, CProgress &p )
+{
+ int errCode = mEncode.convert( *this, mode, p );
+ if( errCode == Err_Success )
+ {
+ //
+ // The cursor stores the byte it is "covering", so this information
+ // must be updated.
+ //
+ cursorCompute();
+ }
+
+ return( errCode );
+}
+
+
+
+
+void CHexBuffer::computeLineWidth( void )
+{
+ QFontMetrics fm( mFontInfo.font );
+ mUnitWidth = fm.width( "M" );
+
+ if( mLayout.primaryMode == SDisplayLayout::textOnly )
+ {
+ mSplitWidth = 0;
+ }
+ else if( mLayout.columnCharSpace == true )
+ {
+ mSplitWidth = mUnitWidth;
+ }
+ else
+ {
+ mSplitWidth = mLayout.columnSpacing;
+ }
+
+ setMaximumSize( mMaximumSize );
+
+ if( mLayout.primaryMode == SDisplayLayout::hexadecimal )
+ {
+ mNumCell = 2;
+ mCursor.setCellWeight( 4 );
+ if( mLayout.primaryUpperCase == true )
+ {
+ printCell = &CHexBuffer::printHexadecimalBigCell;
+ inputCell = &CHexBuffer::inputHexadecimal;
+ }
+ else
+ {
+ printCell = &CHexBuffer::printHexadecimalSmallCell;
+ inputCell = &CHexBuffer::inputHexadecimal;
+ }
+ }
+ else if( mLayout.primaryMode == SDisplayLayout::decimal )
+ {
+ mNumCell = 3;
+ printCell = &CHexBuffer::printDecimalCell;
+ inputCell = &CHexBuffer::inputDecimal;
+ mCursor.setCellWeight( 3 );
+ }
+ else if( mLayout.primaryMode == SDisplayLayout::octal )
+ {
+ mNumCell = 3;
+ printCell = &CHexBuffer::printOctalCell;
+ inputCell = &CHexBuffer::inputOctal;
+ mCursor.setCellWeight( 3 );
+ }
+ else if( mLayout.primaryMode == SDisplayLayout::binary )
+ {
+ mNumCell = 8;
+ printCell = &CHexBuffer::printBinaryCell;
+ inputCell = &CHexBuffer::inputBinary;
+ mCursor.setCellWeight( 1 );
+ }
+ else if( mLayout.primaryMode == SDisplayLayout::textOnly )
+ {
+ mNumCell = 1;
+ printCell = &CHexBuffer::printAsciiCell;
+ inputCell = &CHexBuffer::inputAscii;
+ mCursor.setCellWeight( 8 );
+ }
+ else
+ {
+ mNumCell = 2;
+ mLayout.primaryMode = SDisplayLayout::hexadecimal;
+ mLayout.primaryUpperCase = false;
+ printCell = &CHexBuffer::printHexadecimalSmallCell;
+ inputCell = &CHexBuffer::inputHexadecimal;
+ mCursor.setCellWeight( 4 );
+ }
+
+ //
+ // 'mPrimaryWidth' is the number of pixels that are needed to display a
+ // line in the primary field.
+ //
+ mPrimaryWidth = mLayout.lineSize * mNumCell * mUnitWidth;
+
+ if( mLayout.columnSpacing != 0 )
+ {
+ int numSplit = mLayout.lineSize / mLayout.columnSize;
+ numSplit -= mLayout.lineSize % mLayout.columnSize == 0 ? 1 : 0;
+ mPrimaryWidth += numSplit * mSplitWidth;
+ }
+
+ //
+ // 'mSecondaryWidth' is the number of pixels that are needed to display a
+ // line in the secondary field (there are no spaces).
+ //
+ if( mLayout.secondaryMode == SDisplayLayout::hide )
+ {
+ mSecondaryWidth = 0;
+ }
+ else
+ {
+ mSecondaryWidth = mLayout.lineSize * mUnitWidth;
+ }
+
+ //
+ // 'mLineWidth' is the total number of pixels required to display
+ // offset data, separators, primary and secondary data on a line.
+ //
+ mLineWidth = mPrimaryWidth + mSecondaryWidth + mOffsetSize * mUnitWidth;
+
+ //
+ // The 'mFixedWidth' is the number of pixels of the width that stays the
+ // same regardless of how many characters that are displayed.
+ // This entity consists of the edge margins, the inner margins and the
+ // separators.
+ //
+ mFixedWidth = mOffsetSize * mUnitWidth;
+
+ //
+ // The edge margin is always present in both ends.
+ //
+ mLineWidth += mLayout.edgeMarginWidth * 2;
+ mFixedWidth += mLayout.edgeMarginWidth * 2;
+
+ //
+ // 'mTextStart1' is the number of pixels from the left edge where the
+ // primary field starts.
+ //
+ mTextStart1 = mLayout.edgeMarginWidth;
+ if( mLayout.offsetVisible == true )
+ {
+ int width;
+ if( mLayout.leftSeparatorWidth > 0 )
+ {
+ width = mLayout.separatorMarginWidth * 2 + mLayout.leftSeparatorWidth;
+ }
+ else
+ {
+ width = (mLayout.separatorMarginWidth * 3) / 2;
+ }
+
+ mLineWidth += width;
+ mFixedWidth += width;
+ mTextStart1 += width + mOffsetSize * mUnitWidth;
+ }
+
+ //
+ // 'mTextStart2' is the number of pixels from the left edge where the
+ // secondary fields start.
+ //
+ mTextStart2 = mTextStart1;
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ int width;
+ if( mLayout.rightSeparatorWidth > 0 )
+ {
+ width = mLayout.separatorMarginWidth * 2 + mLayout.rightSeparatorWidth;
+ }
+ else
+ {
+ width = (mLayout.separatorMarginWidth * 3) / 2;
+ }
+
+ mLineWidth += width;
+ mFixedWidth += width;
+ mTextStart2 += width + mPrimaryWidth;
+ }
+
+ setEditMode( mEditMode );
+ computeNumLines();
+}
+
+
+void CHexBuffer::computeNumLines( void )
+{
+ if( mLayout.lineSize == 0 )
+ {
+ mNumLines = 1;
+ }
+ else
+ {
+ uint s = mFixedSizeMode == true ? mMaximumSize : documentSize() + 1;
+ mNumLines = s / mLayout.lineSize + (s % mLayout.lineSize ? 1 : 0);
+ }
+}
+
+
+
+void CHexBuffer::drawSelection( QPainter &paint, QColor &color, uint start,
+ uint stop, int sx )
+{
+ if( start >= stop ) { return; }
+ uint width = stop - start;
+
+ uint addStart, addWidth;
+ addStart = (start / mLayout.columnSize) * mSplitWidth;
+ if( width == 0 )
+ {
+ addWidth = 0;
+ }
+ else
+ {
+ uint g = mLayout.columnSize;
+ addWidth = (((start % g) + width - 1) / g) * mSplitWidth;
+ }
+
+ int offset = mTextStart1 - sx;
+ paint.fillRect( offset + start * mNumCell * mUnitWidth + addStart,
+ 0, width * mNumCell * mUnitWidth + addWidth,
+ mFontHeight, color );
+
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ offset = mTextStart2 - sx;
+ paint.fillRect( offset + start * mUnitWidth,
+ 0, width * mUnitWidth,
+ mFontHeight, color );
+ }
+}
+
+
+
+
+
+void CHexBuffer::drawText( QPainter &paint, uint line, int sx, int x1, int x2 )
+{
+ uint fileOffset = line * mLayout.lineSize;
+ if( documentPresent() == false || mLoadingData == true )
+ {
+ paint.fillRect( x1, 0, x2-x1, lineHeight(), mColor.inactiveBg );
+ return;
+ }
+
+ bool outsideText;
+ if( size() == 0 || fileOffset > documentSize() || fileOffset >= mMaximumSize)
+ {
+ outsideText = true;
+ }
+ else
+ {
+ outsideText = false;
+ }
+
+ if( (line+1) % 2 || outsideText == true )
+ {
+ paint.fillRect( x1, 0, x2-x1, lineHeight(), mColor.textBg );
+ }
+ else
+ {
+ paint.fillRect( x1, 0, x2-x1, lineHeight(), mColor.secondTextBg );
+ }
+ if( mLayout.horzGridWidth > 0 && outsideText == false )
+ {
+ paint.setPen( mColor.gridFg );
+ paint.drawLine( x1, mFontHeight, x2, mFontHeight );
+ }
+
+ if( mSelect.inside( fileOffset, mLayout.lineSize ) == true )
+ {
+ uint start = mSelect.start( fileOffset );
+ uint stop = mSelect.stop( fileOffset, mLayout.lineSize );
+ drawSelection( paint, mColor.selectBg, start, stop, sx );
+ }
+
+ //
+ // A marked area will be displayed "above" a selcted area (given
+ // the mark background color is different)
+ //
+ if( mMark.inside( fileOffset, mLayout.lineSize ) == true )
+ {
+ uint start = mMark.start( fileOffset );
+ uint stop = mMark.stop( fileOffset, mLayout.lineSize );
+ drawSelection( paint, mColor.markBg, start, stop, sx );
+ }
+
+ uint dataSize;
+ unsigned char *fileData;
+ if( outsideText == true )
+ {
+ if( size() == 0 )
+ {
+ return;
+ }
+ dataSize = 0;
+ fileData = 0;
+ }
+ else
+ {
+ dataSize = documentSize() - fileOffset;
+ if( dataSize > mLayout.lineSize ) { dataSize = mLayout.lineSize; }
+ fileData = (unsigned char*)&(data()[ fileOffset ]);
+ }
+
+ //
+ // Compute the offset area size. We postpose the actual drawing
+ // until we have drawn any bookmark indicators in the editor areas.
+ // because we may want to draw an indicator in the offset area as well.
+ //
+ int offset = mLayout.edgeMarginWidth - sx;
+ if( mLayout.offsetVisible == true )
+ {
+ offset += mOffsetSize * mUnitWidth;
+ if( mLayout.leftSeparatorWidth > 0 )
+ {
+ offset += mLayout.leftSeparatorWidth + mLayout.separatorMarginWidth*2;
+ }
+ else
+ {
+ offset += (mLayout.separatorMarginWidth * 3) / 2;
+ }
+ }
+
+
+ #if 0
+ int offset = mLayout.edgeMarginWidth - sx;
+ if( mLayout.offsetVisible == true )
+ {
+ int s0 = mOffsetSize * mUnitWidth;
+ int s1 = s0 + mLayout.separatorMarginWidth + mLayout.edgeMarginWidth - sx;
+ if( x1 < s1 && x2 > 0 )
+ {
+ if( outsideText == true )
+ {
+ paint.fillRect( 0, 0, s1, lineHeight(), mColor.offsetBg );
+ }
+ else
+ {
+ //
+ // I want to display the grid here so I cant use lineHeight()
+ //
+ paint.fillRect( 0, 0, s1, mFontHeight, mColor.offsetBg );
+ }
+ }
+
+ if( x1 < offset + s0 && x2 >= offset && fileData != 0 )
+ {
+ paint.setPen( mColor.offsetFg );
+ THIS_FPTR(printOffset)( mPrintBuf, fileOffset );
+ // ## paint.drawText(offset,mFontAscent,&mPrintBuf[mOffsetIndex],
+ // mOffsetSize);
+ paint.drawText( offset, mFontAscent,
+ QString::fromLocal8Bit(&mPrintBuf[mOffsetIndex]),
+ mOffsetSize );
+ }
+ offset += s0;
+
+ if( mLayout.leftSeparatorWidth > 0 )
+ {
+ offset += mLayout.separatorMarginWidth;
+
+ int s2 = mLayout.leftSeparatorWidth + mLayout.separatorMarginWidth;
+ if( x1 < offset + s2 && x2 >= offset )
+ {
+ QPen pen( mColor.leftSeparatorFg, mLayout.leftSeparatorWidth );
+ paint.setPen( pen );
+ int center = offset + mLayout.leftSeparatorWidth/2;
+ paint.drawLine( center, 0, center, lineHeight() );
+ }
+ offset += s2;
+ }
+ else
+ {
+ offset += (mLayout.separatorMarginWidth * 3) / 2;
+ }
+ }
+ #endif
+
+
+ //
+ // Draw the primary area
+ //
+ int localOffset = offset;
+ for( uint i = 0; i < dataSize; i++ )
+ {
+ int s = mNumCell * mUnitWidth +
+ ((i+1) % mLayout.columnSize == 0) * mSplitWidth;
+ if( x1 < localOffset + s && x2 >= localOffset )
+ {
+ int flag = THIS_FPTR(printCell)( mPrintBuf, fileData[i] );
+ if( mSelect.inside( fileOffset+i ) )
+ {
+ paint.setPen( mColor.selectFg );
+ }
+ else if( mMark.inside( fileOffset+i ) )
+ {
+ paint.setPen( mColor.markFg );
+ }
+ else
+ {
+ paint.setPen( flag == 0 ? foregroundColor( i ) : mColor.nonPrintFg );
+ }
+
+ // ## paint.drawText( localOffset, mFontAscent, mPrintBuf, mNumCell );
+ paint.drawText( localOffset, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), mNumCell );
+ }
+ localOffset += s;
+
+ if( mLayout.vertGridWidth > 0 && i+1 < dataSize )
+ {
+ if( (i+1) % mLayout.columnSize == 0 )
+ {
+ paint.setPen( mColor.gridFg );
+ int x = localOffset - (mSplitWidth+1) / 2;
+ paint.drawLine( x, 0, x, mFontHeight );
+ }
+ }
+ }
+
+ //
+ // Draw the secondary area
+ //
+ offset += mPrimaryWidth;
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ if( mLayout.rightSeparatorWidth > 0 )
+ {
+ offset += mLayout.separatorMarginWidth;
+ int s = mLayout.separatorMarginWidth + mLayout.rightSeparatorWidth;
+ if( x1 < offset + s && x2 >= offset )
+ {
+ QPen pen( mColor.rightSeparatorFg, mLayout.rightSeparatorWidth );
+ paint.setPen( pen );
+ int center = offset + mLayout.rightSeparatorWidth/2;
+ paint.drawLine( center, 0, center, lineHeight() );
+ }
+ offset += s;
+ }
+ else
+ {
+ offset += (mLayout.separatorMarginWidth * 3) / 2;
+ }
+
+ int s = mUnitWidth;
+ for( uint i = 0; i < dataSize; i++ )
+ {
+ if( x1 < offset + s && x2 >= offset )
+ {
+ int flag = printAsciiCell( mPrintBuf, fileData[i] );
+ if( mSelect.inside( fileOffset+i ) )
+ {
+ paint.setPen( mColor.selectFg );
+ }
+ else if( mMark.inside( fileOffset+i ) )
+ {
+ paint.setPen( mColor.markFg );
+ }
+ else
+ {
+ paint.setPen( flag == 0 ? mColor.secondaryFg : mColor.nonPrintFg );
+ }
+
+ // ## paint.drawText( offset, mFontAscent, mPrintBuf, 1 );
+ paint.drawText( offset, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), 1 );
+ }
+ offset += s;
+ }
+ }
+
+ //
+ // Draw the bookmark identifiers on this line (if any). We use the
+ // bitmask to minimize the number of times we try to draw the bookmarks.
+ //
+ int bookmarkPosition = 0;
+ if( mBookmarkMap.testBit(fileOffset/200) ||
+ mBookmarkMap.testBit((fileOffset+mLayout.lineSize-1)/200 ) )
+ {
+ // Returns a bookmark postion state
+ bookmarkPosition = drawBookmarks( paint, line, sx );
+ }
+
+ //
+ // Draw the offset area. We have delayed the drawing until now because
+ // it is possible to draw a bookmark indicator in this area.
+ //
+ offset = mLayout.edgeMarginWidth - sx;
+ if( mLayout.offsetVisible == true )
+ {
+ int s0 = mOffsetSize * mUnitWidth;
+ int s1 = s0 + mLayout.separatorMarginWidth + mLayout.edgeMarginWidth - sx;
+ if( x1 < s1 && x2 > 0 )
+ {
+ QColor bg = mShowBookmarkInOffsetColumn &&
+ (bookmarkPosition & BookmarkOnLine) ?
+ mColor.bookmarkBg : mColor.offsetBg;
+ if( outsideText == true )
+ {
+ paint.fillRect( 0, 0, s1, lineHeight(), bg );
+ }
+ else
+ {
+ //
+ // I want to display the grid here so I cant use lineHeight()
+ //
+ paint.fillRect( 0, 0, s1, mFontHeight, bg );
+ }
+ }
+
+ if( x1 < offset + s0 && x2 >= offset && fileData != 0 )
+ {
+ paint.setPen( mShowBookmarkInOffsetColumn &&
+ bookmarkPosition & BookmarkOnLine ?
+ mColor.bookmarkFg : mColor.offsetFg );
+ THIS_FPTR(printOffset)( mPrintBuf, fileOffset );
+ // ## paint.drawText(offset,mFontAscent,&mPrintBuf[mOffsetIndex],
+ // mOffsetSize);
+ paint.drawText( offset, mFontAscent,
+ QString::fromLocal8Bit(&mPrintBuf[mOffsetIndex]),
+ mOffsetSize );
+ }
+
+ offset += s0;
+
+ if( mLayout.leftSeparatorWidth > 0 )
+ {
+ offset += mLayout.separatorMarginWidth;
+
+ int s2 = mLayout.leftSeparatorWidth + mLayout.separatorMarginWidth;
+ if( x1 < offset + s2 && x2 >= offset )
+ {
+ QPen pen( mColor.leftSeparatorFg, mLayout.leftSeparatorWidth );
+ paint.setPen( pen );
+ int center = offset + mLayout.leftSeparatorWidth/2;
+ paint.drawLine( center, 0, center, lineHeight() );
+ }
+ }
+ }
+
+
+ //
+ // If the cursors are located on the line we have drawn we redraw
+ // them unless they have been disabled.
+ //
+ if( mDisableCursor == false )
+ {
+ if( mCursor.curr.inside( fileOffset, fileOffset + mLayout.lineSize ) )
+ {
+ drawCursor( paint, line, sx, bookmarkPosition & BookmarkOnCursor );
+ }
+ }
+
+}
+
+
+
+
+void CHexBuffer::drawText( QPainter &paint, uint line, int x1, int x2, int y,
+ bool useBlackWhite )
+{
+ uint fileOffset = line * mLayout.lineSize;
+
+ bool outsideText;
+ if( size() == 0 || fileOffset > documentSize() || fileOffset >= mMaximumSize)
+ {
+ outsideText = true;
+ }
+ else
+ {
+ outsideText = false;
+ }
+
+ if( (line+1) % 2 || outsideText == true )
+ {
+ paint.fillRect( x1, y, x2, lineHeight(),
+ useBlackWhite == true ? Qt::white : mColor.textBg );
+ }
+ else
+ {
+ paint.fillRect( x1, y, x2, lineHeight(),
+ useBlackWhite == true ? Qt::white : mColor.secondTextBg );
+ }
+
+ if( mLayout.horzGridWidth > 0 && outsideText == false )
+ {
+ QPen pen( useBlackWhite == true ? Qt::black : mColor.gridFg,
+ mLayout.horzGridWidth );
+ paint.setPen( pen );
+ paint.drawLine( x1, y+mFontHeight, x2+x1, y+mFontHeight );
+ }
+
+ uint dataSize;
+ unsigned char *fileData;
+ if( outsideText == true )
+ {
+ if( size() == 0 )
+ {
+ return;
+ }
+ dataSize = 0;
+ fileData = 0;
+ }
+ else
+ {
+ dataSize = documentSize() - fileOffset;
+ if( dataSize > mLayout.lineSize ) { dataSize = mLayout.lineSize; }
+ fileData = (unsigned char*)&(data()[ fileOffset ]);
+ }
+
+ int offset = mLayout.edgeMarginWidth + x1;
+
+ if( mLayout.offsetVisible == true )
+ {
+ int s1 = mOffsetSize * mUnitWidth;
+ if( fileData != 0 )
+ {
+ paint.setPen( useBlackWhite == true ? Qt::black : mColor.offsetFg );
+ THIS_FPTR(printOffset)( mPrintBuf, fileOffset );
+ // ## paint.drawText( offset, mFontAscent+y, &mPrintBuf[mOffsetIndex],
+ // mOffsetSize );
+ paint.drawText( offset, mFontAscent+y,
+ QString::fromLocal8Bit(&mPrintBuf[mOffsetIndex]),
+ mOffsetSize );
+ }
+ offset += s1;
+
+ if( mLayout.leftSeparatorWidth > 0 )
+ {
+ offset += mLayout.separatorMarginWidth;
+
+ int s2 = mLayout.leftSeparatorWidth + mLayout.separatorMarginWidth;
+ QPen pen( useBlackWhite == true ? Qt::black : mColor.leftSeparatorFg,
+ mLayout.leftSeparatorWidth );
+ paint.setPen( pen );
+ int center = offset + mLayout.leftSeparatorWidth/2;
+ paint.drawLine( center, y, center, mFontHeight+y );
+ offset += s2;
+ }
+ else
+ {
+ offset += (mLayout.separatorMarginWidth * 3) / 2;
+ }
+ }
+
+ int localOffset = offset;
+ for( uint i = 0; i < dataSize; i++ )
+ {
+ int s = mNumCell * mUnitWidth +
+ ((i+1) % mLayout.columnSize == 0) * mSplitWidth;
+ int flag = THIS_FPTR(printCell)( mPrintBuf, fileData[i] );
+ if( useBlackWhite == true )
+ {
+ paint.setPen( Qt::black );
+ }
+ else
+ {
+ paint.setPen( flag == 0 ? foregroundColor( i ) : mColor.nonPrintFg );
+ }
+ // ## paint.drawText( localOffset, mFontAscent+y, mPrintBuf, mNumCell );
+ paint.drawText( localOffset, mFontAscent+y,
+ QString::fromLocal8Bit(mPrintBuf), mNumCell );
+ localOffset += s;
+
+ if( mLayout.vertGridWidth > 0 && i+1 < dataSize )
+ {
+ if( (i+1) % mLayout.columnSize == 0 )
+ {
+ QPen pen( useBlackWhite == true ? Qt::black : mColor.gridFg,
+ mLayout.vertGridWidth );
+ paint.setPen( pen );
+ int x = localOffset - (mSplitWidth+1) / 2;
+ paint.drawLine( x, y, x, y+mFontHeight );
+ }
+ }
+
+ }
+
+ offset += mPrimaryWidth;
+
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ if( mLayout.rightSeparatorWidth > 0 )
+ {
+ offset += mLayout.separatorMarginWidth;
+ int s = mLayout.separatorMarginWidth + mLayout.rightSeparatorWidth;
+ QPen pen( useBlackWhite == true ? Qt::black : mColor.rightSeparatorFg,
+ mLayout.rightSeparatorWidth );
+ paint.setPen( pen );
+ int center = offset + mLayout.rightSeparatorWidth/2;
+ paint.drawLine( center, y, center, mFontHeight+y );
+ offset += s;
+ }
+ else
+ {
+ offset += (mLayout.separatorMarginWidth * 3) / 2;
+ }
+
+
+ int s = mUnitWidth;
+ for( uint i = 0; i < dataSize; i++ )
+ {
+ int flag = printAsciiCell( mPrintBuf, fileData[i] );
+ if( useBlackWhite == true )
+ {
+ paint.setPen( Qt::black );
+ }
+ else
+ {
+ paint.setPen( flag == 0 ? mColor.secondaryFg : mColor.nonPrintFg );
+ }
+ // ## paint.drawText( offset, mFontAscent+y, mPrintBuf, 1 );
+ paint.drawText( offset, mFontAscent+y,
+ QString::fromLocal8Bit(mPrintBuf), 1 );
+ offset += s;
+ }
+ }
+
+}
+
+
+int CHexBuffer::headerHeight( QPainter &paint )
+{
+ QFont font( paint.font() );
+ paint.setFont( KGlobalSettings::generalFont() );
+ const QFontMetrics &fm = paint.fontMetrics();
+
+ int height = fm.height();
+ paint.setFont( font );
+ return( height );
+}
+
+int CHexBuffer::headerMargin( QPainter &paint )
+{
+ QFont font( paint.font() );
+ paint.setFont( KGlobalSettings::generalFont() );
+ const QFontMetrics &fm = paint.fontMetrics();
+
+ int margin = fm.height() / 2;
+ paint.setFont( font );
+ return( margin );
+}
+
+
+void CHexBuffer::drawHeader( QPainter &paint, int sx, int width, int y,
+ bool isFooter, const SPageHeader &header,
+ const SPagePosition &position )
+{
+ QFont font( paint.font() );
+ paint.setFont( KGlobalSettings::generalFont() );
+ const QFontMetrics &fm = paint.fontMetrics();
+
+ paint.fillRect( sx, y, width, fm.height(), Qt::white );
+ paint.setPen( Qt::black );
+ if( header.line == SPageHeader::SingleLine )
+ {
+ if( isFooter == false )
+ {
+ paint.drawLine( sx, y+fm.height(), sx+width, y+fm.height() );
+ }
+ else
+ {
+ paint.drawLine( sx, y, sx+width, y );
+ }
+ }
+ else if( header.line == SPageHeader::Rectangle )
+ {
+ paint.drawRect( sx, y, width, fm.height() );
+ }
+
+ int pos[3] =
+ {
+ QPainter::AlignLeft, QPainter::AlignHCenter, QPainter::AlignRight
+ };
+
+ QString msg;
+ for( int i=0; i<3; i++ )
+ {
+ if( header.pos[i] == SPageHeader::DateTime )
+ {
+ QDateTime datetime;
+ datetime.setTime_t( position.now );
+ msg = KGlobal::locale()->formatDateTime(datetime);
+ }
+ else if( header.pos[i] == SPageHeader::PageNumber )
+ {
+ msg = i18n("Page %1 of %2")
+ .arg(KGlobal::locale()->formatNumber(position.curPage, 0))
+ .arg(KGlobal::locale()->formatNumber(position.maxPage, 0));
+ }
+ else if( header.pos[i] == SPageHeader::FileName )
+ {
+ msg = mUrl;
+ }
+ else
+ {
+ continue;
+ }
+
+ if( 0 && pos[i] == QPainter::AlignRight )
+ {
+ //const QFontMetrics &f = QFontMetrics( KGlobalSettings::generalFont() );
+ //QRect r = paint.boundingRect(sx, y, width, fm.height(), pos[i], msg );
+ //printf("R: %d, %d, %d, %d\n", r.x(), r.y(), r.width(), r.height() );
+
+ int x = sx + width - /*r.width();*/ fm.width(msg);
+ paint.drawText( x, y+fm.height(), msg );
+ //printf("paint at %d\n", x );
+ }
+ else
+ {
+ paint.drawText( sx, y, width, fm.height(), pos[i], msg );
+ }
+ }
+
+ //
+ // restore original font.
+ //
+ paint.setFont( font );
+}
+
+
+
+
+int CHexBuffer::drawBookmarks( QPainter &paint, uint line, int startx )
+{
+ if( documentPresent() == false || mLoadingData == true )
+ {
+ return( 0 );
+ }
+
+ uint start = line*mLayout.lineSize;
+ uint stop = start+mLayout.lineSize;
+ QColor bg = mColor.bookmarkBg;
+ QColor fg = mColor.bookmarkFg;
+
+ int bookmarkPosition = 0;
+
+ for( SCursorOffset *c=mBookmarkList.first(); c!=0; c=mBookmarkList.next() )
+ {
+ if( c->offset >= start && c->offset < stop )
+ {
+ int x = c->offset - start;
+ int x1 = mTextStart1 + x * mUnitWidth * mNumCell;
+ x1 += (x / mLayout.columnSize) * mSplitWidth;
+ int x2 = mTextStart2 + x * mUnitWidth;
+
+ bookmarkPosition |= BookmarkOnLine;
+
+ if( mShowBookmarkInEditor == false )
+ {
+ continue;
+ }
+
+ uint offset = line*mLayout.lineSize+x;
+ if( offset == mCursor.curr.offset )
+ {
+ bookmarkPosition |= BookmarkOnCursor;
+ }
+
+ if( mSelect.inside( offset ) || mMark.inside( offset ) )
+ {
+ paint.fillRect( x1-startx, 2, mUnitWidth*mNumCell, mFontHeight-4, bg );
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ paint.fillRect( x2-startx, 2, mUnitWidth, mFontHeight-4, bg );
+ }
+ }
+ else
+ {
+ paint.fillRect( x1-startx, 1, mUnitWidth*mNumCell, mFontHeight-2, bg );
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ paint.fillRect( x2-startx, 1, mUnitWidth, mFontHeight-2, bg );
+ }
+ }
+
+ unsigned char c = (data()[ line*mLayout.lineSize+x]);
+
+ int flag = THIS_FPTR(printCell)( mPrintBuf, c );
+ paint.setPen( flag == 0 ? fg : mColor.nonPrintFg );
+ // ## paint.drawText( x1-startx, mFontAscent, mPrintBuf, mNumCell );
+ paint.drawText( x1-startx, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), mNumCell );
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ flag = printAsciiCell( mPrintBuf, c );
+ paint.setPen( flag == 0 ? fg : mColor.nonPrintFg );
+ // ## paint.drawText( x2-startx, mFontAscent, mPrintBuf, 1 );
+ paint.drawText( x2-startx, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), 1 );
+ }
+ }
+ }
+
+ return bookmarkPosition;
+}
+
+
+
+void CHexBuffer::drawCursor( QPainter &paint, uint line, int startx,
+ bool onBookmark )
+{
+ if( documentPresent() == false || mLoadingData == true )
+ {
+ return;
+ }
+
+ SCursorSpec &c = mCursor.curr;
+
+ //
+ // Draw the cursor in primary edit area.
+ //
+ QColor bg, fg;
+ bool useFg;
+ if( mMark.inside( c.offset ) == true )
+ {
+ bg = mColor.markBg;
+ fg = mSelect.inside( c.offset ) ? mColor.selectFg : mColor.markFg;
+ useFg = true;
+ }
+ else if( mSelect.inside( c.offset ) == true )
+ {
+ bg = mColor.selectBg;
+ fg = mColor.selectFg;
+ useFg = true;
+ }
+ else
+ {
+ bg = (line+1) % 2 ? mColor.textBg : mColor.secondTextBg;
+ fg = foregroundColor( c.offset % mLayout.lineSize );
+ useFg = false; // Can be true later.
+ }
+
+ QColor cbg = mColor.cursorBg;
+ QColor cfg = mColor.cursorFg;
+
+ //
+ // Fill in the general backround color
+ //
+ paint.fillRect( c.x1 - startx, 0, mUnitWidth, mFontHeight, bg );
+ if( onBookmark == true )
+ {
+ int w = mUnitWidth * (mNumCell-c.cell); // Rest of cell
+ if( useFg == true )
+ {
+ paint.fillRect( c.x1-startx, 2, w, mFontHeight-4, mColor.bookmarkBg );
+ }
+ else
+ {
+ paint.fillRect( c.x1-startx, 1, w, mFontHeight-2, mColor.bookmarkBg );
+ }
+ }
+
+ //
+ // Draw the cursor shape
+ //
+ bool transparent = false;
+ if( mActiveEditor == edit_primary )
+ {
+ if( mShowCursor == true ) // Cursor blink on
+ {
+ if( c.mPrimaryShape == SCursorSpec::thin )
+ {
+ paint.setPen( cbg );
+ int center = c.x1 - startx - 1;
+ transparent = true;
+
+ if( c.thickState == true )
+ {
+ paint.drawLine( center, 0, center, mFontHeight - 1 );
+ paint.drawLine( center+1, 0, center+1, mFontHeight - 1 );
+ }
+ else
+ {
+ paint.drawLine( center, 0, center, mFontHeight - 1 );
+ paint.drawLine( center-2, 0, center+2, 0 );
+ paint.drawLine( center-2, mFontHeight-1, center+2, mFontHeight-1 );
+ }
+ }
+ else // Solid block shape
+ {
+ paint.fillRect( c.x1 - startx, 0, mUnitWidth, mFontHeight, cbg );
+ useFg = true;
+ fg = cfg;
+ }
+ }
+ }
+ else
+ {
+ transparent = true;
+ paint.setPen( cbg );
+ paint.drawRect( c.x1 - startx, 0, mUnitWidth*mNumCell, mFontHeight );
+ }
+
+ //
+ // Draw the text on the cursor position and to the end of the cell.
+ //
+ if( c.offset < documentSize() )
+ {
+ int flag = THIS_FPTR(printCell)( mPrintBuf, (unsigned char)c.data );
+ if( onBookmark == true )
+ {
+ // Inside bookmark. Draw text with bookmark foreground.
+ paint.setPen( mColor.bookmarkFg );
+ // ## paint.drawText( c.x1-startx, mFontAscent, &mPrintBuf[c.cell],
+ // mNumCell-c.cell );
+ paint.drawText( c.x1-startx, mFontAscent,
+ QString::fromLocal8Bit(&mPrintBuf[c.cell]),
+ mNumCell-c.cell );
+ }
+
+ if( transparent == false || onBookmark == false )
+ {
+ paint.setPen( flag == 0 || useFg == true ? fg : mColor.nonPrintFg );
+ // ## paint.drawText( c.x1 - startx, mFontAscent, &mPrintBuf[c.cell], 1);
+ paint.drawText( c.x1 - startx, mFontAscent,
+ QString::fromLocal8Bit(&mPrintBuf[c.cell]), 1 );
+ }
+ }
+
+ //
+ // Draw the cursor in secodary edit area.
+ //
+ if( mLayout.secondaryMode == SDisplayLayout::hide )
+ {
+ return;
+ }
+
+
+ if( mMark.inside( c.offset ) == true )
+ {
+ bg = mColor.markBg;
+ fg = mSelect.inside( c.offset ) ? mColor.selectFg : mColor.markFg;
+ useFg = true;
+ }
+ else if( mSelect.inside( c.offset ) == true )
+ {
+ bg = mColor.selectBg;
+ fg = mColor.selectFg;
+ useFg = true;
+ }
+ else
+ {
+ bg = (line+1) % 2 ? mColor.textBg : mColor.secondTextBg;
+ fg = mColor.secondaryFg;
+ useFg = false; // Can be true later.
+ }
+
+
+
+ //
+ // Fill in the general backround color
+ //
+ if( onBookmark == true )
+ {
+ if( useFg == true )
+ {
+ paint.fillRect( c.x2-startx, 2, mUnitWidth, mFontHeight-4,
+ mColor.bookmarkBg );
+ }
+ else
+ {
+ paint.fillRect( c.x2-startx, 1, mUnitWidth, mFontHeight-2,
+ mColor.bookmarkBg );
+ }
+ }
+ else
+ {
+ paint.fillRect( c.x2 - startx, 0, mUnitWidth, mFontHeight, bg );
+ }
+
+ //
+ // Draw the cursor shape
+ //
+ transparent = false;
+ if( mActiveEditor == edit_secondary )
+ {
+ if( mShowCursor == true ) // Cursor blink on
+ {
+ if( c.mSecondaryShape == SCursorSpec::thin )
+ {
+ paint.setPen( cbg );
+ int center = c.x2 - startx - 1;
+ transparent = true;
+
+ if( c.thickState == true )
+ {
+ paint.drawLine( center, 0, center, mFontHeight - 1 );
+ paint.drawLine( center+1, 0, center+1, mFontHeight - 1 );
+ }
+ else
+ {
+ paint.drawLine( center, 0, center, mFontHeight - 1 );
+ paint.drawLine( center-2, 0, center+2, 0 );
+ paint.drawLine( center-2, mFontHeight-1, center+2, mFontHeight-1 );
+ }
+ }
+ else
+ {
+ paint.fillRect( c.x2 - startx, 0, mUnitWidth, mFontHeight, cbg );
+ useFg = true;
+ fg = cfg;
+ }
+ }
+ }
+ else
+ {
+ transparent = true;
+ paint.setPen( cbg );
+ paint.drawRect( c.x2 - startx, 0, mUnitWidth, mFontHeight );
+ }
+
+ //
+ // Draw the text on the cursor position and to the end of the cell.
+ //
+ if( c.offset < documentSize() )
+ {
+ int flag = printAsciiCell( mPrintBuf, (unsigned char)c.data );
+ if( onBookmark == true )
+ {
+ // Inside bookmark. Draw text with bookmark foreground.
+ paint.setPen( flag == 0 ? mColor.bookmarkFg : mColor.nonPrintFg );
+ // ## paint.drawText( c.x2-startx, mFontAscent, mPrintBuf, 1 );
+ paint.drawText( c.x2-startx, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), 1 );
+ }
+ if( transparent == false || onBookmark == false )
+ {
+ paint.setPen( flag == 0 || useFg == true ? fg : mColor.nonPrintFg );
+ // ## paint.drawText( c.x2 - startx, mFontAscent, mPrintBuf, 1 );
+ paint.drawText( c.x2 - startx, mFontAscent,
+ QString::fromLocal8Bit(mPrintBuf), 1 );
+ }
+ }
+
+}
+
+
+
+
+void CHexBuffer::cursorReset( void )
+{
+ mCursor.reset();
+ cursorCompute();
+}
+
+void CHexBuffer::cursorCompute( void )
+{
+ mCursor.prev = mCursor.curr;
+
+ if( mCursor.next.offset >= documentSize() )
+ {
+ if( documentSize() == 0 )
+ {
+ mCursor.curr.offset = 0;
+ mCursor.curr.data = 0;
+ mCursor.curr.cell = 0;
+ mCursor.curr.maxCell = mNumCell;
+
+ int x = mCursor.curr.offset % mLayout.lineSize;
+ mCursor.curr.x1 = mTextStart1;
+ mCursor.curr.x1 += (x * mNumCell + mCursor.curr.cell) * mUnitWidth;
+ mCursor.curr.x1 += (x / mLayout.columnSize) * mSplitWidth;
+ mCursor.curr.x2 = mTextStart2 + x * mUnitWidth;
+ mCursor.curr.y = (mCursor.curr.offset/mLayout.lineSize) *
+ (mFontHeight+mLayout.horzGridWidth);
+ return;
+
+ }
+ if( mFixedSizeMode == true )
+ {
+ uint max = mMaximumSize - 1;
+ uint off = mCursor.curr.offset % mLayout.lineSize;
+ uint end = max % mLayout.lineSize;
+ if( off > end )
+ {
+ uint diff = off - end;
+ if( max + diff > mLayout.lineSize )
+ {
+ mCursor.next.offset = max + diff - mLayout.lineSize;
+ }
+ else
+ {
+ mCursor.next.offset = 0;
+ }
+ }
+ else
+ {
+ uint diff = end - off;
+ mCursor.next.offset = diff > max ? max : max - diff;
+ }
+ }
+ else
+ {
+ mCursor.next.offset = documentSize();
+ }
+ }
+
+ mCursor.curr.offset = mCursor.next.offset;
+ mCursor.curr.data = data()[ mCursor.curr.offset ];
+ mCursor.curr.cell = mCursor.next.cell;
+ mCursor.curr.maxCell = mNumCell;
+
+ int x = mCursor.curr.offset % mLayout.lineSize;
+
+ mCursor.curr.x1 = mTextStart1;
+ mCursor.curr.x1 += (x * mNumCell + mCursor.curr.cell) * mUnitWidth;
+ mCursor.curr.x1 += (x / mLayout.columnSize) * mSplitWidth;
+ mCursor.curr.x2 = mTextStart2 + x * mUnitWidth;
+ mCursor.curr.y = (mCursor.curr.offset/mLayout.lineSize) *
+ (mFontHeight + mLayout.horzGridWidth);
+}
+
+
+bool CHexBuffer::setCursorPosition( int x, int y, bool init, bool cellLevel )
+{
+ if( documentPresent() == false )
+ {
+ return( false );
+ }
+
+ uint line = y < 0 ? 0 : y / lineHeight();
+ uint entry = 0;
+ int bit = 7;
+
+ if( init == false )
+ {
+ if( mCursor.area() == edit_primary )
+ {
+ int start = mTextStart1;
+ if( x < start - (int)mLayout.separatorMarginWidth )
+ {
+ return( false );
+ }
+ else
+ {
+ int stop = mTextStart1 + mPrimaryWidth + mLayout.separatorMarginWidth;
+ int width = mNumCell * mUnitWidth;
+ int space = mSplitWidth;
+
+ for( int position = start, i=0; position < stop; i++ )
+ {
+ if( x <= position + width )
+ {
+ if( cellLevel == true )
+ {
+ while( bit > 0 )
+ {
+ if( x <= position + mUnitWidth )
+ {
+ break;
+ }
+ bit -= mCursor.cellWeight();
+ position += mUnitWidth;
+ }
+ }
+ break;
+ }
+ position += width + (((i+1) % mLayout.columnSize) ? 0 : space);
+ entry += 1;
+ }
+ }
+ }
+ else
+ {
+ int start = mTextStart2;
+ if( x < start - (int)mLayout.separatorMarginWidth ||
+ mLayout.secondaryMode == SDisplayLayout::hide )
+ {
+ return( false );
+ }
+ int stop = mTextStart2 + mLayout.lineSize * mUnitWidth;
+ int width = mUnitWidth * 1;
+ int space = 0;
+
+ for( int position = start; position < stop; )
+ {
+ if( x <= position + width )
+ {
+ break;
+ }
+ position += width + space;
+ entry += 1;
+ }
+ }
+ }
+ else
+ {
+ int start = mTextStart1;
+ int stop = start + mPrimaryWidth + mLayout.separatorMarginWidth;
+ if( x >= start - (int)mLayout.separatorMarginWidth && x <= stop )
+ {
+ int width = mUnitWidth * mNumCell;
+ int space = mSplitWidth;
+
+ for( int position = start, i=0; position < stop; i++ )
+ {
+ if( x <= position + width )
+ {
+ if( cellLevel == true )
+ {
+ while( bit > 0 )
+ {
+ if( x <= position + mUnitWidth )
+ {
+ break;
+ }
+ bit -= mCursor.cellWeight();
+ position += mUnitWidth;
+ }
+ }
+ break;
+ }
+ position += width + (((i+1) % mLayout.columnSize) ? 0 : space);
+ entry += 1;
+ }
+
+ mActiveEditor = edit_primary;
+ }
+ else if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ start = mTextStart2;
+ stop = mTextStart2 + mLayout.lineSize * mUnitWidth +
+ mLayout.edgeMarginWidth;
+ if( x >= start - (int)mLayout.separatorMarginWidth && x <= stop )
+ {
+ int width = mUnitWidth * 1;
+ int space = 0;
+
+ for( int position = start; position < stop; )
+ {
+ if( x <= position + width )
+ {
+ break;
+ }
+ position += width + space;
+ entry += 1;
+ }
+
+ mActiveEditor = edit_secondary;
+ }
+ }
+ else
+ {
+ return( false );
+ }
+ }
+
+ uint offset = line * mLayout.lineSize + entry;
+ if( offset > documentSize() )
+ {
+ offset = documentSize();
+ }
+
+ mCursor.setOffset( offset );
+ mCursor.setBit( bit < 0 ? 0 : bit );
+
+ cursorCompute();
+ if( mActiveEditor != mCursor.area() )
+ {
+ mCursor.setArea( mActiveEditor );
+ setEditMode( mEditMode );
+ }
+
+ return( true );
+}
+
+
+
+
+bool CHexBuffer::inputAtCursor( QChar c )
+{
+ if( documentPresent() == false || mInputMode.noInput() == true )
+ {
+ if( mInputMode.noInput() == true ) { inputSound(); }
+ return( false );
+ }
+
+ if( c.isPrint() == false )
+ {
+ inputSound();
+ return( false );
+ }
+
+ unsigned char dest;
+ bool insert;
+ if( mEditMode == EditReplace || mCursor.curr.cell > 0 )
+ {
+ if( mCursor.curr.offset >= documentSize() )
+ {
+ dest = 0;
+ insert = true;
+ }
+ else
+ {
+ dest = (unsigned char)data()[ mCursor.curr.offset ];
+ insert = false;
+ }
+ }
+ else
+ {
+ dest = 0;
+ insert = true;
+ }
+
+ if( insert == true && mInputMode.allowResize == false )
+ {
+ inputSound();
+ return( false );
+ }
+
+ if( mActiveEditor == edit_primary )
+ {
+ // ## if( THIS_FPTR(inputCell)( &dest, c.latin1(), mCursor.curr.cell )
+ //== false )
+ if( THIS_FPTR(inputCell)( &dest, QString(c).local8Bit()[0],
+ mCursor.curr.cell ) == false )
+ {
+ inputSound();
+ return( false );
+ }
+ }
+ else if( mActiveEditor == edit_secondary )
+ {
+ // ## if( inputAscii( &dest, c.latin1(), mCursor.curr.cell ) == false )
+ if( !inputAscii( &dest, QString(c).local8Bit()[0], mCursor.curr.cell ) )
+ {
+ inputSound();
+ return( false );
+ }
+ }
+ else
+ {
+ return( false );
+ }
+
+ recordStart( mCursor );
+ recordReplace( mCursor, insert == true ? 0 : 1, (char*)&dest, 1 );
+ cursorRight( cursorPrimaryEdit() );
+ recordEnd( mCursor );
+
+ computeNumLines();
+ return( true );
+}
+
+
+
+int CHexBuffer::inputAtCursor( const QByteArray &buf, uint oldSize )
+{
+ if( documentPresent() == false )
+ {
+ return( Err_NoActiveDocument );
+ }
+ if( buf.isNull() == true )
+ {
+ return( Err_EmptyArgument );
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ if( mInputMode.allowResize == false )
+ {
+ inputSound();
+ return( Err_NoResize );
+ }
+
+ recordStart( mCursor );
+ recordReplace( mCursor, oldSize, (char*)&buf[0], buf.size() );
+ cursorStep( buf.size(), true, false );
+ recordEnd( mCursor );
+
+ computeNumLines();
+ return( Err_Success );
+}
+
+
+bool CHexBuffer::removeAtCursor( bool beforeCursor )
+{
+ if( documentPresent() == false )
+ {
+ return( false );
+ }
+
+ if( mInputMode.noInput() == true || mInputMode.allowResize == false )
+ {
+ inputSound();
+ return( false );
+ }
+
+
+ if( mSelect.valid() == true )
+ {
+ cutSelection();
+ return( true );
+ }
+
+
+ if( beforeCursor == true )
+ {
+ if( mCursor.curr.offset == 0 )
+ {
+ return( false );
+ }
+
+ recordStart( mCursor );
+ cursorLeft( false );
+ recordReplace( mCursor, 1, 0, 0 );
+ recordEnd( mCursor );
+
+ computeNumLines();
+ return( true );
+ }
+ else
+ {
+ if( mCursor.curr.offset + 1 > documentSize() )
+ {
+ return( false );
+ }
+
+ recordStart( mCursor );
+ recordReplace( mCursor, 1, 0, 0 );
+ recordEnd( mCursor );
+
+ computeNumLines();
+ return( true );
+ }
+}
+
+
+
+int CHexBuffer::locateRange(const SExportRange &range, uint &start, uint &stop)
+{
+ if( range.mode == SExportRange::All )
+ {
+ start = 0;
+ stop = documentSize();
+ }
+ else if( range.mode == SExportRange::Selection )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+ start = mSelect.curr.start;
+ stop = mSelect.curr.stop;
+ }
+ else if( range.mode == SExportRange::Range )
+ {
+ start = range.start;
+ stop = range.stop;
+ }
+ else
+ {
+ return( Err_IllegalMode );
+ }
+
+ if( start >= stop )
+ {
+ return( Err_IllegalRange );
+ }
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::exportText( const SExportText &ex, CProgress &p )
+{
+ uint start, stop;
+ int errCode = locateRange( ex.range, start, stop );
+ if( errCode != Err_Success )
+ {
+ p.finish();
+ return( errCode );
+ }
+
+ QFile file( ex.destFile );
+ if( file.open( IO_WriteOnly ) == false )
+ {
+ p.finish();
+ return( Err_OpenWriteFailed );
+ }
+
+ uint startLine = calculateLine( start );
+ if( startLine >= (uint)numLines() )
+ {
+ startLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint stopLine = calculateLine( stop );
+ if( stopLine >= (uint)numLines() )
+ {
+ stopLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint totalSize = stopLine - startLine + 1;
+ uint remaining = stopLine - startLine + 1;
+ uint bytePerLine = mOffsetSize + 1 + (mNumCell + 2)*mLayout.lineSize + 1;
+ uint linePerStep = 20;
+
+ QByteArray array( bytePerLine * linePerStep + 1 ); // Line is 0 terminated
+ if( array.isEmpty() == true )
+ {
+ p.finish();
+ return( Err_NoMemory );
+ }
+
+ while( remaining > 0 )
+ {
+ uint blockSize = remaining > linePerStep ? linePerStep : remaining;
+ uint printSize = 0;
+
+ for( uint i = 0; i < blockSize; i++, startLine++ )
+ {
+ printSize += printLine( &array[printSize], startLine );
+ }
+
+ int writeSize = file.writeBlock( &array[0], printSize );
+ if( writeSize == -1 )
+ {
+ p.finish();
+ return( Err_WriteFailed );
+ }
+
+ remaining -= blockSize;
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)(totalSize-remaining)/(float)totalSize );
+ if( errCode == Err_Stop && remaining > 0 )
+ {
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+
+ p.finish();
+ return( Err_Success );
+}
+
+
+
+int CHexBuffer::exportHtml( const SExportHtml &ex, CProgress &p )
+{
+ uint start, stop;
+ int errCode = locateRange( ex.range, start, stop );
+ if( errCode != Err_Success )
+ {
+ p.finish();
+ return( errCode );
+ }
+
+ uint startLine = calculateLine( start );
+ if( startLine >= (uint)numLines() )
+ {
+ startLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint stopLine = calculateLine( stop );
+ if( stopLine >= (uint)numLines() )
+ {
+ stopLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint totalSize = stopLine - startLine + 1;
+ uint remaining = stopLine - startLine + 1;
+
+ if( ex.linePerPage == 0 )
+ {
+ p.finish();
+ return( Err_IllegalArgument );
+ }
+
+ uint linePerPage = ex.linePerPage;
+ uint numFiles = remaining/linePerPage + (remaining%linePerPage ? 1 : 0);
+ uint fileCount = 0;
+
+ QStringList fileNames, offsets;
+ QString name, offset;
+ for( uint i=0; i < numFiles; i++ )
+ {
+ name.sprintf( "%08d.html", i+1 );
+ fileNames.append( QString("%1/%2%3").arg(ex.package).arg(ex.prefix).
+ arg(name));
+ }
+ name.sprintf( "%08d.html", 0 );
+ QString tocName =QString("%1/%2%3").arg(ex.package).arg(ex.prefix).arg(name);
+
+ QString linkName;
+ if( ex.symLink == true )
+ {
+ linkName = QString("%1/%2").arg(ex.package).arg("index.html");
+ }
+
+ while( remaining > 0 )
+ {
+ THIS_FPTR(printOffset)( mPrintBuf, startLine*mLayout.lineSize );
+ mPrintBuf[mOffsetSize]=0;
+ offset.sprintf("[%s]", mPrintBuf );
+
+ uint pageSize = remaining > linePerPage ? linePerPage : remaining;
+ printHtmlDataPage( tocName, fileNames, fileCount, ex, startLine, pageSize);
+
+ remaining -= pageSize;
+ startLine += pageSize;
+ fileCount += 1;
+
+ THIS_FPTR(printOffset)( mPrintBuf, (startLine-1)*mLayout.lineSize );
+ mPrintBuf[mOffsetSize]=0;
+ offset += QString(" %1 [%2]").arg(i18n("to")).arg(mPrintBuf);
+ offsets.append(offset);
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)(totalSize-remaining)/(float)totalSize );
+ if( errCode == Err_Stop && remaining > 0 )
+ {
+ printHtmlTocPage( tocName, linkName, fileNames, offsets, fileCount );
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+
+ printHtmlTocPage( tocName, linkName, fileNames, offsets, fileCount );
+
+ p.finish();
+ return( Err_Success );
+}
+
+
+int CHexBuffer::exportCArray( const SExportCArray &ex, CProgress &p )
+{
+ uint start, stop;
+ int errCode = locateRange( ex.range, start, stop );
+ if( errCode != Err_Success )
+ {
+ p.finish();
+ return( errCode );
+ }
+
+ QFile file( ex.destFile );
+ if( file.open( IO_WriteOnly ) == false )
+ {
+ p.finish();
+ return( Err_OpenWriteFailed );
+ }
+
+ uint startLine = calculateLine( start );
+ if( startLine >= (uint)numLines() )
+ {
+ startLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint stopLine = calculateLine( stop );
+ if( stopLine >= (uint)numLines() )
+ {
+ stopLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint elementSize = ex.elementSize();
+ uint elementOnThisLine = 0;
+
+ QTextStream dest( &file );
+
+ dest << ex.variableName(stop-start).latin1() << "={" << endl;
+ for( unsigned int i=start; i<stop; i+=elementSize )
+ {
+ dest << ex.printFormatted( (const char*)&data()[i], stop-i );
+ if( i + elementSize < stop )
+ {
+ dest << ",";
+ }
+
+ if( ++elementOnThisLine >= ex.elementPerLine )
+ {
+ dest << endl;
+ elementOnThisLine = 0;
+ }
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( (float)(i-start)/(float)(stop-start) );
+ if( errCode == Err_Stop && (i+elementSize) < stop)
+ {
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+ dest << "};" << endl;
+
+ p.finish();
+ return( Err_Success );
+}
+
+
+
+
+
+
+
+int CHexBuffer::copySelectedText( QByteArray &array, int columnSegment )
+{
+ SExportRange range;
+ range.mode = SExportRange::Selection;
+ return( copyText( array, range, columnSegment ) );
+}
+
+
+int CHexBuffer::copyAllText( QByteArray &array )
+{
+ SExportRange range;
+ range.mode = SExportRange::All;
+ return( copyText( array, range, VisibleColumn ) );
+}
+
+
+int CHexBuffer::copyText( QByteArray &array, const SExportRange &range,
+ int columnSegment )
+{
+ uint start, stop;
+ int errCode = locateRange( range, start, stop );
+ if( errCode != Err_Success )
+ {
+ return( errCode );
+ }
+
+ uint startLine = calculateLine( start );
+ uint stopLine = calculateLine( stop );
+ if( startLine >= (uint)numLines() )
+ {
+ startLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+ if( stopLine >= (uint)numLines() )
+ {
+ stopLine = numLines() == 0 ? 0 : numLines() - 1;
+ }
+
+ uint bytePerLine = mOffsetSize + 1 + (mNumCell + 2)*mLayout.lineSize + 1;
+ uint size = (stopLine - startLine + 1)*bytePerLine;
+ if( array.resize( size+1 ) == false )
+ {
+ return( Err_NoMemory );
+ }
+
+ if( columnSegment == VisibleColumn )
+ {
+ columnSegment = PrimaryColumn; // Always visible
+ if( mLayout.offsetVisible == true )
+ {
+ columnSegment |= OffsetColumn;
+ }
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ columnSegment |= SecondaryColumn;
+ }
+ }
+
+ uint offset = 0;
+ for( uint i = startLine; i <= stopLine; i++ )
+ {
+ offset += printLine( &array[offset], i, columnSegment );
+ }
+ array[size] = 0;
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::copySelectedData( QByteArray &array )
+{
+ uint start = mSelect.start();
+ uint stop = mSelect.stop();
+
+ if( mSelect.valid() == false || start >= stop )
+ {
+ return( Err_IllegalRange );
+ }
+
+ uint size = stop - start;
+ if( array.resize( size ) == false )
+ {
+ return( Err_NoMemory );
+ }
+
+ //unsigned char *src = (unsigned char*)data();
+ //char *dst = (char*)array.data();
+
+ memcpy( &array[0], &data()[start], size );
+ return( Err_Success );
+}
+
+
+uint CHexBuffer::numPage( CHexPrinter &printer )
+{
+ QPainter paint( &printer );
+ paint.setFont( font() );
+
+ SPageMargin margin = printer.pageMargin();
+ SPageSize size = printer.pageUsableSize();
+ int headHeight, footHeight, headMargin, footMargin, freeHeight;
+
+ headHeight = footHeight = headMargin = footMargin = 0;
+ if( printer.pageHeader().enable == true )
+ {
+ headHeight = headerHeight( paint );
+ headMargin = headerMargin( paint );
+ }
+ if( printer.pageFooter().enable == true )
+ {
+ footHeight = headerHeight( paint );
+ footMargin = headerMargin( paint );
+ }
+ freeHeight = size.height - headHeight - footHeight - headMargin - footMargin;
+
+ float scale = 1.0;
+ if( (uint)mLineWidth > size.width )
+ {
+ scale = (float)size.width / (float)mLineWidth;
+ }
+ uint linePerPage = (uint) ((float)freeHeight/((float)lineHeight()*scale));
+
+ uint remaining = numLines();
+
+ return( remaining / linePerPage + (remaining % linePerPage ? 1 : 0) );
+}
+
+
+
+int CHexBuffer::print( CHexPrinter &printer, CProgress &p )
+{
+ printer.setDocName( mUrl );
+
+ QPainter paint( &printer );
+ paint.setFont( font() );
+
+ SPageMargin margin = printer.pageMargin();
+ SPageSize size = printer.pageUsableSize();
+ paint.setClipRect( margin.left, margin.top, size.width, size.height );
+
+ //printf("%d,%d,%d,%d\n", margin.left, margin.top, size.width, size.height );
+
+ int headHeight, footHeight, headMargin, footMargin, freeHeight;
+
+ headHeight = footHeight = headMargin = footMargin = 0;
+ if( printer.pageHeader().enable == true )
+ {
+ headHeight = headerHeight( paint );
+ headMargin = headerMargin( paint );
+ }
+ if( printer.pageFooter().enable == true )
+ {
+ footHeight = headerHeight( paint );
+ footMargin = headerMargin( paint );
+ }
+ freeHeight = size.height - headHeight - footHeight - headMargin - footMargin;
+
+ float scale = 1.0;
+ if( (uint)mLineWidth > size.width )
+ {
+ scale = (float)size.width / (float)mLineWidth;
+ paint.scale( scale, scale );
+ }
+
+ uint linePerPage = (uint) ((float)freeHeight/((float)lineHeight()*scale));
+ uint sx = (uint) ((float)margin.left/scale);
+ uint sy = (uint) ((float)(margin.top+headHeight+headMargin)/scale);
+
+ uint remaining = numLines();
+ uint line = 0;
+
+ #ifdef PRINTER_TEST
+ remaining = remaining > linePerPage * 10 ? linePerPage * 10 : remaining;
+ #endif
+
+
+ SPagePosition pageData( time(0), remaining, linePerPage );
+ while( remaining > 0 )
+ {
+ uint lineInPage = remaining > linePerPage ? linePerPage : remaining;
+ uint y = sy;
+
+ //
+ // Draw header and footer. Reset scaling during that operation.
+ //
+ paint.scale( 1.0/scale, 1.0/scale );
+ if( printer.pageHeader().enable == true )
+ {
+ drawHeader( paint, margin.left, size.width, margin.top, false,
+ printer.pageHeader(), pageData );
+ }
+ if( printer.pageFooter().enable == true )
+ {
+ drawHeader( paint, margin.left, size.width,
+ margin.top+size.height-footHeight, true,
+ printer.pageFooter(), pageData );
+ }
+ paint.scale( scale, scale );
+
+ //
+ // Draw actual data
+ //
+ for( uint i=0; i < lineInPage; i++, line++ )
+ {
+ drawText( paint, line, sx, mLineWidth, y, false/*printer.printBlackWhite()*/ );
+ y += lineHeight();// - mLayout.horzGridWidth; // FIXME not really nice :)
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( pageData.current(), pageData.max() );
+ if( errCode == Err_Stop )
+ {
+ p.finish();
+ return( Err_Success ); // Success here, even if we cancel
+ }
+ }
+ }
+
+ if( p.expired() == true )
+ {
+ int errCode = p.step( pageData.current(), pageData.max() );
+ if( errCode == Err_Stop )
+ {
+ p.finish();
+ return( Err_Success );// Success here, even if we cancel
+ }
+ }
+
+ remaining -= lineInPage;
+ if( remaining > 0 )
+ {
+ printer.newPage();
+ }
+
+ pageData.step();
+ }
+
+ p.finish();
+ return( Err_Success );
+}
+
+
+
+
+
+uint CHexBuffer::printLine( char *dst, uint line )
+{
+ uint offset = line * mLayout.lineSize;
+ unsigned char *src;
+ char *start = dst;
+
+ uint dataSize;
+ if( offset >= documentSize() )
+ {
+ src = 0;
+ dataSize = 0;
+ }
+ else
+ {
+ src = (unsigned char*)&data()[ offset ];
+ dataSize = documentSize() - offset;
+ }
+
+ if( mLayout.offsetVisible == true )
+ {
+ THIS_FPTR(printOffset)( dst, offset ); dst += mOffsetSize;
+ sprintf( dst, " " ); dst += 1;
+ }
+ for( uint i=0; i < mLayout.lineSize; i++ )
+ {
+ if( i<dataSize )
+ {
+ THIS_FPTR(printCell)( dst, src[i] ); dst += mNumCell;
+ }
+ else
+ {
+ memset( dst, ' ', mNumCell ); dst += mNumCell;
+ }
+ if( mSplitWidth != 0 )
+ {
+ sprintf( dst, " " ); dst += 1;
+ }
+ }
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ for( uint i=0; i < mLayout.lineSize; i++ )
+ {
+ if( i < dataSize )
+ {
+ printAsciiCell( dst, src[i] ); dst += 1;
+ }
+ else
+ {
+ memset( dst, ' ', 1 ); dst += 1;
+ }
+ }
+ }
+ sprintf( dst, "\n" ); dst += 1;
+ return( (uint)(dst-start) );
+}
+
+
+uint CHexBuffer::printLine( char *dst, uint line, int columnSegment )
+{
+ uint offset = line * mLayout.lineSize;
+ unsigned char *src;
+ char *start = dst;
+
+ uint dataSize;
+ if( offset >= documentSize() )
+ {
+ src = 0;
+ dataSize = 0;
+ }
+ else
+ {
+ src = (unsigned char*)&data()[ offset ];
+ dataSize = documentSize() - offset;
+ }
+
+ if( columnSegment & OffsetColumn )
+ {
+ THIS_FPTR(printOffset)( dst, offset ); dst += mOffsetSize;
+ sprintf( dst, " " ); dst += 1;
+ }
+
+ if( columnSegment & PrimaryColumn )
+ {
+ for( uint i=0; i < mLayout.lineSize; i++ )
+ {
+ if( i<dataSize )
+ {
+ THIS_FPTR(printCell)( dst, src[i] ); dst += mNumCell;
+ }
+ else
+ {
+ memset( dst, ' ', mNumCell ); dst += mNumCell;
+ }
+ if( mSplitWidth != 0 )
+ {
+ sprintf( dst, " " ); dst += 1;
+ }
+ }
+ }
+
+ if( columnSegment & SecondaryColumn )
+ {
+ for( uint i=0; i < mLayout.lineSize; i++ )
+ {
+ if( i < dataSize )
+ {
+ printAsciiCell( dst, src[i] ); dst += 1;
+ }
+ else
+ {
+ memset( dst, ' ', 1 ); dst += 1;
+ }
+ }
+ }
+
+ sprintf( dst, "\n" ); dst += 1;
+ return( (uint)(dst-start) );
+}
+
+
+
+
+
+
+
+
+
+
+
+bool CHexBuffer::cutSelection( void )
+{
+ if( documentPresent() == false || mSelect.size() == 0 )
+ {
+ return( false );
+ }
+
+ if( mInputMode.noInput() == true || mInputMode.allowResize == false )
+ {
+ inputSound();
+ return( false );
+ }
+
+ recordStart( mCursor );
+ cursorGoto( mSelect.start(), 0 );
+ recordReplace( mCursor, mSelect.size(), 0, 0 );
+ recordEnd( mCursor );
+
+ mSelect.reset();
+
+ computeNumLines();
+ return( true );
+}
+
+
+
+bool CHexBuffer::undo( void )
+{
+ if( documentPresent() == false || mUndoIndex == 0 ||
+ mInputMode.noInput() == true )
+ {
+ if( mInputMode.noInput() == true ) { inputSound(); }
+ return( false );
+ }
+
+ CHexActionGroup *group = mUndoList.at( mUndoIndex-1 );
+ if( group == 0 )
+ {
+ return( false );
+ }
+
+ mUndoIndex -= 1;
+ doActionGroup( group );
+
+ cursorGoto( group->mStartOffset, group->mStartBit );
+
+ return( true );
+}
+
+
+bool CHexBuffer::redo( void )
+{
+ if( documentPresent() == false || mUndoIndex >= mUndoList.count() ||
+ mInputMode.noInput() == true )
+ {
+ if( mInputMode.noInput() == true ) { inputSound(); }
+ return( false );
+ }
+
+ CHexActionGroup *group = mUndoList.at( mUndoIndex );
+ if( group == 0 )
+ {
+ return( false );
+ }
+
+ mUndoIndex += 1;
+ doActionGroup( group );
+
+ cursorGoto( group->mStopOffset, group->mStopBit );
+
+ return( true );
+}
+
+
+int CHexBuffer::addBookmark( int position )
+{
+ if( documentPresent() == false )
+ {
+ return( Err_NoData );
+ }
+
+ if( mBookmarkList.count() >= 9 && position == -1 )
+ {
+ return( Err_ListFull );
+ }
+
+ SCursorOffset *co = new SCursorOffset;
+ if( co == 0 )
+ {
+ fatalSound();
+ return( Err_NoMemory );
+ }
+
+ co->offset = mCursor.curr.offset;
+ co->bit = mCursor.bit();
+
+ if( position == -1 || position > (int)mBookmarkList.count() )
+ {
+ mBookmarkList.append( co );
+ }
+ else
+ {
+ mBookmarkList.remove( (uint)position );
+ mBookmarkList.insert( (uint)position, co );
+ }
+
+ updateBookmarkMap(false);
+ return( Err_Success );
+}
+
+
+bool CHexBuffer::removeBookmark( int position )
+{
+ if( position < 0 )
+ {
+ if( mBookmarkList.count() == 0 )
+ {
+ return( false );
+ }
+ mBookmarkList.clear();
+ }
+ else
+ {
+ if( (uint)position >= mBookmarkList.count() )
+ {
+ return( false );
+ }
+ mBookmarkList.remove( position );
+ }
+
+ updateBookmarkMap(false);
+ return( true );
+}
+
+
+void CHexBuffer::updateBookmarkMap( bool resize )
+{
+ if( resize == true )
+ {
+ mBookmarkMap.resize( documentSize()/200 + 3 );
+ }
+ mBookmarkMap.fill(0);
+
+ int bookmarkMapSize = mBookmarkMap.size();
+ for( SCursorOffset *c=mBookmarkList.first(); c!=0; c=mBookmarkList.next() )
+ {
+ int bookmarkOffset = c->offset / 200;
+ if( bookmarkOffset < bookmarkMapSize )
+ {
+ //
+ // Espen 2000-05-16:
+ // I do this test to avoid some Qt warnings when I have closed
+ // or reduced the size of the documnet while the (now invalid)
+ // bookmarks still exist.
+ //
+ mBookmarkMap.setBit(bookmarkOffset);
+ }
+ }
+}
+
+
+int CHexBuffer::findFirst( SSearchControl &sc )
+{
+ mMark.reset();
+ int errCode = scanData( sc, true );
+ return( errCode );
+}
+
+int CHexBuffer::findNext( SSearchControl &sc )
+{
+ sc.fromCursor = true;
+ int errCode = scanData( sc, false );
+ return( errCode );
+}
+
+int CHexBuffer::findWrap( SSearchControl &sc )
+{
+ if( sc.wrapValid == false )
+ {
+ return( Err_NoMatch );
+ }
+ sc.wrapValid = false;
+
+ sc.fromCursor = false;
+ sc.wrapActive = true;
+ int errCode = scanData( sc, false );
+ sc.fromCursor = true;
+ return( errCode );
+}
+
+
+
+
+int CHexBuffer::replaceAll( SSearchControl &sc, bool init )
+{
+ if( init == true )
+ {
+ initScanData( sc );
+ }
+
+ if( sc.key.isEmpty() == true )
+ {
+ return( Err_EmptyArgument );
+ }
+
+ if( documentSize() == 0 )
+ {
+ return( Err_EmptyDocument );
+ }
+
+ uint head, tail;
+ if( sc.inSelection == true )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+
+ head = mSelect.start();
+ tail = mSelect.stop();
+ }
+ else
+ {
+ head = 0;
+ tail = documentSize();
+ }
+
+ uint start, stop;
+ if( sc.fromCursor == false )
+ {
+ if( sc.wrapActive == true )
+ {
+ start = sc.forward == true ? head : sc.wrapMark;
+ stop = sc.forward == true ? sc.wrapMark+sc.key.size() : tail;
+ }
+ else
+ {
+ start = head;
+ stop = tail;
+ }
+ }
+ else if( sc.forward == true )
+ {
+ start = cursorOffset() < head ? head : cursorOffset();
+ stop = sc.wrapActive == true ? sc.wrapMark+sc.key.size() : tail;
+ }
+ else
+ {
+ start = sc.wrapActive == true ? sc.wrapMark : head;
+ stop = cursorOffset() > tail ? tail : cursorOffset();
+ }
+
+ if( sc.forward == true && start + sc.key.size() > stop )
+ {
+ //
+ // When searching backwards "stop" is the last offset from where
+ // we do a memcmp() upward in memory. An overflow for that
+ // situation is taken care of below.
+ //
+ return( Err_NoMatch );
+ }
+
+ if( stop + sc.key.size() > tail )
+ {
+ uint diff = stop + sc.key.size() - tail;
+ stop = stop > diff ? stop - diff : 0;
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ recordStart( mCursor );
+ uint numReplaced = 0;
+
+ if( sc.forward == true )
+ {
+ for( uint i = start; i <= stop ; )
+ {
+ if( memcmp( &data()[i], sc.key.data(), sc.key.size() ) != 0 )
+ {
+ i++;
+ }
+ else
+ {
+ cursorGoto( i, 7 );
+ recordReplace( mCursor, sc.key.size(), sc.val.data(), sc.val.size() );
+ numReplaced += 1;
+
+ if( sc.inSelection == true )
+ {
+ if( sc.key.size() > sc.val.size() )
+ {
+ mSelect.shrink( sc.key.size() - sc.val.size() );
+ }
+ else
+ {
+ mSelect.expand( sc.val.size() - sc.key.size() );
+ }
+ }
+
+ if( sc.key.size() > sc.val.size() )
+ {
+ uint diff = sc.key.size() - sc.val.size();
+ stop -= QMIN( stop, diff );
+ }
+ else if( sc.key.size() < sc.val.size() )
+ {
+ stop += sc.val.size() - sc.key.size();
+ }
+
+ i += sc.val.size();
+ cursorStep( sc.val.size(), true, false );
+ }
+ }
+ }
+ else
+ {
+ for( uint i = stop; i >= start; )
+ {
+ if( memcmp( &data()[i], sc.key.data(), sc.key.size() ) != 0 )
+ {
+ if( i == 0 ) { break; }
+ i--;
+ }
+ else
+ {
+ cursorGoto( i, 7 );
+ recordReplace( mCursor, sc.key.size(), sc.val.data(), sc.val.size() );
+ numReplaced += 1;
+
+ if( sc.inSelection == true )
+ {
+ if( sc.key.size() > sc.val.size() )
+ {
+ mSelect.shrink( sc.key.size() - sc.val.size() );
+ }
+ else
+ {
+ mSelect.expand( sc.val.size() - sc.key.size() );
+ }
+ }
+
+ i -= QMIN( i, sc.key.size() );
+ if( i == 0 ) { break; }
+ }
+ }
+ }
+
+ recordEnd( mCursor );
+ computeNumLines();
+
+ if( numReplaced == 0 )
+ {
+ return( Err_NoMatch );
+ }
+
+ sc.numReplace += numReplaced;
+ sc.match = true;
+ mMark.reset();
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::replaceMarked( SSearchControl &sc )
+{
+ if( documentSize() == 0 )
+ {
+ return( Err_EmptyDocument );
+ }
+
+ if( mMark.valid() == false )
+ {
+ return( Err_NoMark );
+ }
+
+ bool inSelection;
+ if( mSelect.valid() == true )
+ {
+ if( mMark.start() >= mSelect.start() && mMark.stop() <= mSelect.stop() )
+ {
+ inSelection = true;
+ }
+ else
+ {
+ inSelection = false;
+ }
+ }
+ else
+ {
+ inSelection = false;
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ recordStart( mCursor );
+ cursorGoto( mMark.start(), 7 );
+ recordReplace( mCursor, mMark.size(), sc.val.data(), sc.val.size() );
+ sc.numReplace += 1;
+
+ if( inSelection == true )
+ {
+ if( mMark.size() > sc.val.size() )
+ {
+ mSelect.shrink( mMark.size() - sc.val.size() );
+ }
+ else
+ {
+ sc.wrapMark += sc.val.size() - mMark.size();
+ mSelect.expand( sc.val.size() - mMark.size() );
+ }
+ }
+
+
+ if( sc.wrapActive == false )
+ {
+ if( sc.forward == false )
+ {
+ sc.wrapMark += mMark.size() > sc.val.size() ?
+ mMark.size() - sc.val.size() : sc.val.size() - mMark.size();
+ }
+ }
+
+
+ recordEnd( mCursor );
+ computeNumLines();
+
+ if( sc.forward == true )
+ {
+ //
+ // We must step over the area we have just altered. This is
+ // vital if the search key contains a pattern that exists in
+ // the replace data buffer.
+ //
+ cursorStep( sc.val.size(), true, false );
+ }
+ mMark.reset();
+ return( Err_Success );
+}
+
+
+#if 0
+
+int CHexBuffer::replaceAll( SSearchControl &sc, bool init )
+{
+ if( init == true )
+ {
+ initScanData( sc );
+ }
+
+ if( sc.key.isEmpty() == true )
+ {
+ return( Err_EmptyArgument );
+ }
+
+ if( documentSize() == 0 )
+ {
+ return( Err_EmptyDocument );
+ }
+
+ uint head, tail;
+ if( sc.inSelection == true )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+
+ head = mSelect.start();
+ tail = mSelect.stop();
+ }
+ else
+ {
+ head = 0;
+ tail = documentSize();
+ }
+
+ uint start, stop;
+ if( sc.fromCursor == false )
+ {
+ if( sc.wrapActive == true )
+ {
+ start = sc.forward == true ? head : sc.wrapMark;
+ stop = sc.forward == true ? sc.wrapMark : tail;
+ }
+ else
+ {
+ start = head;
+ stop = tail;
+ }
+ }
+ else if( sc.forward == true )
+ {
+ start = cursorOffset() < head ? head : cursorOffset();
+ stop = sc.wrapActive == true ? sc.wrapMark : tail;
+ }
+ else
+ {
+ start = sc.wrapActive == true ? sc.wrapMark : head;
+ stop = cursorOffset() > tail ? tail : cursorOffset();
+ }
+
+
+ if( start + sc.key.size() > stop )
+ {
+ return( Err_NoMatch );
+ }
+
+ if( stop + sc.key.size() > tail )
+ {
+ uint diff = stop + sc.key.size() - tail;
+ stop = stop > diff ? stop - diff : 0;
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ recordStart( mCursor );
+ uint numReplaced = 0;
+
+ if( sc.forward == true )
+ {
+ for( uint i = start; i <= stop; i++ )
+ {
+ if( memcmp( &data()[i], sc.key.data(), sc.key.size() ) == 0 )
+ {
+ cursorGoto( i, 7 );
+ recordReplace( mCursor, sc.key.size(), sc.val.data(), sc.val.size() );
+ numReplaced += 1;
+
+ if( sc.inSelection == true )
+ {
+ if( sc.key.size() > sc.val.size() )
+ {
+ mSelect.shrink( sc.key.size() - sc.val.size() );
+ }
+ else
+ {
+ mSelect.expand( sc.val.size() - sc.key.size() );
+ }
+ }
+
+ if( sc.key.size() > sc.key.size() )
+ {
+ uint diff = sc.key.size() - sc.val.size();
+ i += diff - 1;
+ }
+ else if( sc.key.size() < sc.val.size() )
+ {
+ uint diff = sc.val.size() - sc.key.size();
+ stop += diff;
+ }
+ else
+ {
+ i += sc.val.size() - 1;
+ }
+ cursorStep( sc.val.size(), true, false );
+ }
+ }
+ }
+ else
+ {
+ for( uint i = stop; i >= start; i-- )
+ {
+ if( memcmp( &data()[i], sc.key.data(), sc.key.size() ) == 0 )
+ {
+ cursorGoto( i, 7 );
+ recordReplace( mCursor, sc.key.size(), sc.val.data(), sc.val.size() );
+ numReplaced += 1;
+
+ if( sc.inSelection == true )
+ {
+ if( sc.key.size() > sc.val.size() )
+ {
+ mSelect.shrink( sc.key.size() - sc.val.size() );
+ }
+ else
+ {
+ mSelect.expand( sc.val.size() - sc.key.size() );
+ }
+ }
+
+ }
+ if( i == 0 ) { break; }
+ }
+ }
+
+ recordEnd( mCursor );
+ computeNumLines();
+
+ if( numReplaced == 0 )
+ {
+ return( Err_NoMatch );
+ }
+
+ sc.numReplace += numReplaced;
+ sc.match = true;
+ mMark.reset();
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::replaceMarked( SSearchControl &sc )
+{
+ if( documentSize() == 0 )
+ {
+ return( Err_EmptyDocument );
+ }
+
+ if( mMark.valid() == false )
+ {
+ return( Err_NoMark );
+ }
+
+ bool inSelection;
+ if( mSelect.valid() == false )
+ {
+ if( mMark.start() >= mSelect.start() && mMark.stop() <= mSelect.stop() )
+ {
+ inSelection = true;
+ }
+ else
+ {
+ inSelection = false;
+ }
+ }
+ else
+ {
+ inSelection = false;
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ recordStart( mCursor );
+ cursorGoto( mMark.start(), 7 );
+ recordReplace( mCursor, mMark.size(), sc.val.data(), sc.val.size() );
+ sc.numReplace += 1;
+
+ if( inSelection == true )
+ {
+ if( mMark.size() > sc.val.size() )
+ {
+ mSelect.shrink( mMark.size() - sc.val.size() );
+ }
+ else
+ {
+ mSelect.expand( sc.val.size() - mMark.size() );
+ }
+ }
+
+ recordEnd( mCursor );
+ computeNumLines();
+ mMark.reset();
+
+ return( Err_Success );
+}
+
+#endif
+
+
+int CHexBuffer::initScanData( SSearchControl &sc )
+{
+ sc.wrapValid = false;
+ sc.wrapActive = false;
+ sc.wrapMark = 0;
+ sc.match = false;
+ sc.numReplace = 0;
+
+ uint head, tail;
+ if( sc.inSelection == true )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+
+ head = mSelect.start();
+ tail = mSelect.stop();
+ }
+ else
+ {
+ head = 0;
+ tail = documentSize();
+ }
+
+ if( sc.fromCursor == false )
+ {
+ sc.wrapValid = false;
+ sc.wrapActive = false;
+ sc.wrapMark = 0;
+ }
+ else if( sc.forward == true )
+ {
+ if( cursorOffset() > tail )
+ {
+ sc.wrapValid = true;
+ sc.wrapActive = false;
+ sc.wrapMark = tail;
+ }
+ else if( cursorOffset() <= head )
+ {
+ sc.wrapValid = false;
+ sc.wrapActive = false;
+ sc.wrapMark = 0;
+ }
+ else
+ {
+ sc.wrapValid = true;
+ sc.wrapActive = false;
+ sc.wrapMark = cursorOffset();
+ }
+ }
+ else
+ {
+ if( cursorOffset() >= tail )
+ {
+ sc.wrapValid = false;
+ sc.wrapActive = false;
+ sc.wrapMark = 0;
+ }
+ else if( cursorOffset() < head )
+ {
+ sc.wrapValid = true;
+ sc.wrapActive = false;
+ sc.wrapMark = head;
+ }
+ else
+ {
+ sc.wrapValid = true;
+ sc.wrapActive = false;
+ sc.wrapMark = cursorOffset();
+ }
+ }
+
+ return( Err_Success );
+}
+
+
+
+int CHexBuffer::scanData( SSearchControl &sc, bool init )
+{
+ if( init == true )
+ {
+ int errCode = initScanData( sc );
+ if( errCode != Err_Success )
+ {
+ return( errCode );
+ }
+ }
+
+ if( sc.key.isEmpty() == true )
+ {
+ return( Err_EmptyArgument );
+ }
+
+ if( documentSize() == 0 )
+ {
+ return( Err_EmptyDocument );
+ }
+
+ uint head, tail;
+ if( sc.inSelection == true )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+
+ head = mSelect.start();
+ tail = mSelect.stop();
+ }
+ else
+ {
+ head = 0;
+ tail = documentSize();
+ }
+
+ uint start, stop;
+ if( sc.fromCursor == false )
+ {
+ if( sc.wrapActive == true )
+ {
+ start = sc.forward == true ? head : sc.wrapMark;
+ stop = sc.forward == true ? sc.wrapMark+sc.key.size() : tail;
+ }
+ else
+ {
+ start = head;
+ stop = tail;
+ }
+ }
+ else if( sc.forward == true )
+ {
+ start = cursorOffset() < head ? head : cursorOffset();
+ stop = sc.wrapActive == true ? sc.wrapMark : tail;
+ }
+ else
+ {
+ start = sc.wrapActive == true ? sc.wrapMark : head;
+ stop = cursorOffset() > tail ? tail : cursorOffset();
+ }
+
+ if( sc.forward == true && start + sc.key.size() > stop )
+ {
+ //
+ // When searching backwards "stop" is the last offset from where
+ // we do a memcmp() upward in memory. An overflow for that
+ // situation is taken care of below.
+ //
+ return( stop + sc.key.size() < tail ? Err_WrapBuffer : Err_NoData );
+ }
+
+ if( stop + sc.key.size() > tail )
+ {
+ uint diff = stop + sc.key.size() - tail;
+ stop = stop > diff ? stop - diff : 0;
+ }
+
+ if( sc.forward == true )
+ {
+ for( uint i = start; i <= stop; i++ )
+ {
+ int result;
+ if( sc.ignoreCase == true )
+ {
+ result = strncasecmp( &data()[i], sc.key.data(), sc.key.size() );
+ }
+ else
+ {
+ result = memcmp( &data()[i], sc.key.data(), sc.key.size() );
+ }
+ if( result == 0 )
+ {
+ if( i != cursorOffset() || mMark.size() != sc.key.size() )
+ {
+ sc.match = true;
+ cursorGoto( i, 7 );
+ markSet( i, sc.key.size() );
+ return( Err_Success );
+ }
+ }
+ }
+ return( start > head ? Err_WrapBuffer : Err_NoData );
+ }
+ else
+ {
+ for( uint i = stop; i >= start; i-- )
+ {
+ int result;
+ if( sc.ignoreCase == true )
+ {
+ result = strncasecmp( &data()[i], sc.key.data(), sc.key.size() );
+ }
+ else
+ {
+ result = memcmp( &data()[i], sc.key.data(), sc.key.size() );
+ }
+ if( result == 0 )
+ {
+ if( i != cursorOffset() || mMark.size() != sc.key.size() )
+ {
+ sc.match = true;
+ cursorGoto( i, 7 );
+ markSet( i, sc.key.size() );
+ return( Err_Success );
+ }
+ }
+ if( i == 0 ) { break; }
+ }
+
+ return( stop + sc.key.size() <= tail ? Err_WrapBuffer : Err_NoData );
+ }
+}
+
+
+
+
+
+int CHexBuffer::filter( SFilterControl &fc )
+{
+ uint head, tail;
+ if( fc.inSelection == true )
+ {
+ if( mSelect.valid() == false )
+ {
+ return( Err_NoSelection );
+ }
+
+ head = mSelect.start();
+ tail = mSelect.stop();
+ }
+ else
+ {
+ head = 0;
+ tail = documentSize();
+ }
+
+ uint start, stop;
+ if( fc.fromCursor == false )
+ {
+ start = head;
+ stop = tail;
+ }
+ else if( fc.forward == true )
+ {
+ start = cursorOffset() < head ? head : cursorOffset();
+ stop = tail;
+ }
+ else
+ {
+ start = head;
+ stop = cursorOffset() > tail ? tail : cursorOffset();
+ }
+
+ if( mInputMode.noInput() == true )
+ {
+ inputSound();
+ return( Err_WriteProtect );
+ }
+
+ if( start >= stop ) { return( Err_IllegalRange ); }
+ QByteArray buf( stop - start );
+ if( buf.isEmpty() == true ) { return( Err_NoMemory ); }
+
+ int errCode = fc.execute((uchar*)&buf[0],(uchar*)&data()[start],buf.size());
+ if( errCode == Err_Success )
+ {
+ recordStart( mCursor );
+ cursorGoto( start, 7 );
+ recordReplace( mCursor, buf.size(), buf.data(), buf.size() );
+ recordEnd( mCursor );
+ }
+
+ return( errCode );
+}
+
+
+
+int CHexBuffer::collectStrings( CStringCollectControl &sc )
+{
+ uint startOffset = 0;
+ uint start, i;
+ bool on = false;
+
+ if( sc.minLength < 1 ) { sc.minLength = 1; }
+
+ start = startOffset;
+ for( i = startOffset; i<documentSize(); i++ )
+ {
+ unsigned char item = data()[i];
+ if( isprint( item ) == 0 || item >= 128 )
+ {
+ if( on == true && i-start >= sc.minLength )
+ {
+ QByteArray a( i-start );
+ for( uint j=0; j<(i-start); a[j]=data()[start+j], j++ );
+ sc.add( start, a );
+ }
+ on = false;
+ }
+ else
+ {
+ if( on == false ) { start = i; }
+ on = true;
+ }
+ }
+
+ if( on == true && i-start >= sc.minLength )
+ {
+ QByteArray a( i-start );
+ for( uint j=0; j<(i-start); a[j]=data()[start+j], j++ );
+ sc.add( start, a );
+ }
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::collectStatistic( SStatisticControl &sc, CProgress &p )
+{
+ sc.documentSize = documentSize();
+ sc.documentName = mUrl;
+
+ for( uint i = 0; i<documentSize(); i++ )
+ {
+ sc.occurrence[ (unsigned char)data()[i] ] += 1;
+
+ //
+ // The expired() function introduces too much overhead in this case
+ // so it is only executed every 100'th character
+ //
+ if( i % 100 == 0 && p.expired() == true )
+ {
+ int errCode = p.step( (float)i/(float)documentSize() );
+ if( errCode == Err_Stop && i+1 < documentSize() )
+ {
+ p.finish();
+ return( Err_OperationAborted );
+ }
+ }
+ }
+ p.finish();
+ return( Err_NoErr );
+}
+
+
+void CHexBuffer::doActionGroup( CHexActionGroup *group )
+{
+ if( group == 0 )
+ {
+ return;
+ }
+
+ CHexAction *action = group->mHexAction;
+ group->mHexAction = 0;
+
+ while( action != 0 )
+ {
+ doAction( action );
+ CHexAction *next = action->mNext;
+ group->insertAction( action );
+ action = next;
+ }
+
+ computeNumLines();
+}
+
+
+void CHexBuffer::doAction( CHexAction *action )
+{
+ if( action->mAction == CHexAction::replace )
+ {
+ doReplace( action, true );
+ }
+}
+
+
+
+
+
+void CHexBuffer::recordStart( SCursor &cursor )
+{
+ //
+ // Step 1: Remove any undo element that is more recent than the
+ // current undo index
+ //
+ while( mUndoList.count() > mUndoIndex )
+ {
+ mUndoList.removeLast();
+ }
+
+ //
+ // Step 2: Make sure the undo list is no larger than the undo limit.
+ // We remove the oldest elements in the list.
+ //
+ while( mUndoList.count() >= mUndoLimit )
+ {
+ mUndoList.removeFirst();
+ mUndoIndex -= 1;
+ }
+
+ CHexActionGroup *group = new CHexActionGroup( cursor.curr.offset,
+ cursor.bit() );
+ if( group == 0 )
+ {
+ return;
+ }
+
+ mUndoList.append( group );
+ mUndoIndex += 1;
+}
+
+
+void CHexBuffer::recordReplace( SCursor &cursor, uint size, char *data1,
+ uint data1Size )
+{
+ CHexAction *hexAction = new CHexAction( CHexAction::replace,
+ cursor.curr.offset );
+ if( hexAction == 0 )
+ {
+ return;
+ }
+
+ hexAction->mSize = size;
+ hexAction->mData = data1;
+ hexAction->mDataSize = data1Size;
+
+ doReplace( hexAction, false );
+ mUndoList.getLast()->insertAction( hexAction );
+
+ if( mCursor.curr.offset < documentSize() )
+ {
+ mCursor.curr.data = data()[ mCursor.curr.offset ];
+ }
+
+}
+
+void CHexBuffer::recordEnd( SCursor &cursor )
+{
+ mUndoList.getLast()->mStopOffset = cursor.curr.offset;
+ mUndoList.getLast()->mStopBit = cursor.bit();
+}
+
+
+//
+// This method is the only place where the doucument data can be changed.
+//
+void CHexBuffer::doReplace( CHexAction *hexAction, bool removeData )
+{
+ uint offset = hexAction->mOffset;
+ uint oldSize = hexAction->mSize;
+ char *newData = hexAction->mData;
+ uint newSize = hexAction->mDataSize;
+
+ hexAction->setData( newSize, &data()[offset], oldSize );
+
+ //
+ // Input new data. Resize buffer first if necessary. We always mark the
+ // data as changed (dirty) when the buffer is resized, otherwise only
+ // when the new data differ from the current. Nice feature :-)
+ //
+ int errCode;
+ if( newSize > oldSize )
+ {
+ errCode = moveBuffer( offset + newSize - oldSize, offset );
+ mDocumentModified = true;
+ }
+ else if( newSize < oldSize )
+ {
+ errCode = moveBuffer( offset, offset + oldSize - newSize );
+ mDocumentModified = true;
+ }
+ else
+ {
+ errCode = Err_Success;
+ if( memcmp( &data()[offset], newData, newSize ) != 0 )
+ {
+ mDocumentModified = true;
+ }
+ }
+
+ if( errCode == Err_Success )
+ {
+ memcpy( &data()[offset], newData, newSize );
+ }
+
+ //
+ // Data is removed regardless of success or not. Otherwise we will
+ // have a mmeory leak. The single reason why the operation above could
+ // fail is because there was that no more memory that could be
+ // allocated.
+ //
+ if( removeData == true )
+ {
+ delete [] newData;
+ }
+
+}
+
+
+bool CHexBuffer::inputDummy( unsigned char *dest, int value, uint cell )
+{
+ (void)dest;
+ (void)value;
+ (void)cell;
+ return( false );
+}
+
+
+bool CHexBuffer::inputHexadecimal( unsigned char *dest, int value, uint cell )
+{
+ if( value >= '0' && value <= '9' )
+ {
+ value = value - '0';
+ }
+ else if( value >= 'A' && value <= 'F' )
+ {
+ value = value - 'A' + 10;
+ }
+ else if( value >= 'a' && value <= 'f' )
+ {
+ value = value - 'a' + 10;
+ }
+ else
+ {
+ return( false );
+ }
+
+ if( cell > 1 )
+ {
+ return( false );
+ }
+
+ uint shift = 1 - cell;
+ *dest = (*dest & ~(0xF<<(shift*4)) ) | (value<<(shift*4));
+ return( true );
+}
+
+
+bool CHexBuffer::inputDecimal( unsigned char *dest, int value, uint cell )
+{
+ //
+ // 2000-01-22 Espen Sand
+ // I do the insertion a bit different here since decimal is special
+ // with respect to bitwidths.
+ //
+ if( value < '0' || value > '9' || cell > 2 )
+ {
+ return( false );
+ }
+
+ char buf[4];
+ printDecimalCell( buf, *dest );
+ buf[cell]=value;
+ buf[3]=0;
+
+ int tmp = atoi(buf);
+ if( tmp > 255 )
+ {
+ return( false );
+ }
+
+ *dest = tmp;
+ return( true );
+}
+
+
+bool CHexBuffer::inputOctal( unsigned char *dest, int value, uint cell )
+{
+ if( value >= '0' && value <= '7' )
+ {
+ value = value - '0';
+ if( cell == 0 && value > 3 )
+ {
+ return( false );
+ }
+ }
+ else
+ {
+ return( false );
+ }
+
+ if( cell >= 3 )
+ {
+ return( false );
+ }
+
+ uint shift = 2 - cell;
+ *dest = (*dest & ~(0x7<<(shift*3)) ) | (value<<(shift*3));
+ return( true );
+}
+
+
+bool CHexBuffer::inputBinary( unsigned char *dest, int value, uint cell )
+{
+ if( value >= '0' && value <= '1' )
+ {
+ value = value - '0';
+ }
+ else
+ {
+ return( false );
+ }
+
+ if( cell > 7 )
+ {
+ return( false );
+ }
+
+ uint shift = 7 - cell;
+ *dest = (*dest & ~(1<<shift)) | (value<<shift);
+ return( true );
+}
+
+
+
+bool CHexBuffer::inputAscii( unsigned char *dest, int value, uint )
+{
+ *dest = value;
+ return( true );
+}
+
+
+
+int CHexBuffer::moveBuffer( uint destOffset, uint srcOffset )
+{
+ if( srcOffset > documentSize() || destOffset == srcOffset )
+ {
+ return( Err_Success );
+ }
+
+ if( destOffset < srcOffset )
+ {
+ char *dest = &data()[ destOffset ];
+ char *src = &data()[ srcOffset ];
+
+ memmove( dest, src, documentSize() - srcOffset );
+ setDocumentSize( documentSize() - (srcOffset - destOffset) );
+ return( Err_Success );
+ }
+ else
+ {
+ uint s = documentSize() - srcOffset;
+ if( destOffset + s >= size() )
+ {
+ int errCode = resizeBuffer( destOffset + s );
+ if( errCode != Err_Success )
+ {
+ fatalSound();
+ return( errCode );
+ }
+ }
+ else
+ {
+ setDocumentSize( documentSize() + (destOffset - srcOffset) );
+ }
+
+ char *dest = &data()[ destOffset ];
+ char *src = &data()[ srcOffset ];
+
+ memmove( dest, src, s );
+ memset( src, 0, destOffset - srcOffset );
+ return( Err_Success );
+ }
+}
+
+
+
+
+int CHexBuffer::resizeBuffer( uint newSize )
+{
+ if( newSize < documentSize() )
+ {
+ return( Err_Success );
+ }
+
+ if( newSize >= size() )
+ {
+ QByteArray tmp;
+ tmp.duplicate( data(), size() );
+ if( tmp.isNull() == true )
+ {
+ return( Err_NoMemory );
+ }
+
+ if( fill( '\0', newSize + 100 ) == false )
+ {
+ return( Err_NoMemory );
+ }
+
+ memcpy( data(), &tmp[0], tmp.size() );
+ }
+
+ setDocumentSize( newSize );
+ return( Err_Success );
+}
+
+
+void CHexBuffer::inputSound( void )
+{
+ if( mInputErrorSound == true )
+ {
+ KNotifyClient::beep( QObject::tr("Edit operation failed") );
+ }
+}
+
+
+void CHexBuffer::fatalSound( void )
+{
+ if( mFatalErrorSound == true )
+ {
+ KNotifyClient::beep( QObject::tr("Could not allocate memory") );
+ }
+}
+
+
+int CHexBuffer::printHtmlDataPage( const QString &tocName,
+ const QStringList &fileNames, uint index,
+ const SExportHtml &ex,
+ uint line, uint numLine )
+{
+ if( fileNames.count() == 0 )
+ {
+ return( Err_NullArgument );
+ }
+
+ if( index >= fileNames.count() )
+ {
+ index = fileNames.count()-1;
+ }
+
+ QFile file( fileNames[index] );
+ if( file.open( IO_WriteOnly ) == false )
+ {
+ return( Err_OperationAborted );
+ }
+
+ QTextStream os( &file );
+ const QString *next = index+1 >= fileNames.count() ? 0 : &fileNames[index+1];
+ const QString *prev = index == 0 ? 0 : &fileNames[index-1];
+ const QString *toc = tocName.length() == 0 ? 0 : &tocName;
+
+ printHtmlHeader( os, true );
+ if( ex.navigator == true )
+ {
+ printHtmlNavigator( os, next, prev, toc );
+ }
+
+ printHtmlCaption( os, ex.topCaption, index+1, fileNames.count() );
+ printHtmlTable( os, line, numLine, ex.blackWhite );
+ printHtmlCaption( os, ex.bottomCaption, index+1, fileNames.count() );
+
+ if( ex.navigator == true )
+ {
+ printHtmlNavigator( os, next, prev, toc );
+ }
+ printHtmlHeader( os, false );
+
+ return( Err_Success );
+}
+
+
+void CHexBuffer::printHtmlTocPage( const QString &tocName,
+ const QString &linkName,
+ const QStringList &fileNames,
+ const QStringList &offsets,
+ uint numPage )
+{
+ if( numPage == 0 || fileNames.count() == 0 )
+ {
+ return;
+ }
+ if( numPage >= fileNames.count() )
+ {
+ numPage = fileNames.count() - 1;
+ }
+
+ QFile file( tocName );
+ if( file.open( IO_WriteOnly ) == false )
+ {
+ return;
+ }
+
+ QTextStream os( &file );
+ printHtmlHeader( os, true );
+
+ os << "<P ALIGN=\"CENTER\">" << endl;
+ os << "<B><FONT COLOR=BLACK>" << endl;
+ os << mUrl << endl;
+ os << "</FONT></B></CAPTION>" << endl;
+ os << "</P>" << endl;
+
+ os << "<P ALIGN=\"CENTER\"><TT>" << endl;
+ for( uint i=0; i<=numPage; i++ )
+ {
+ QString n( fileNames[i].right( fileNames[i].length() -
+ fileNames[i].findRev('/') - 1) );
+ os << "<A HREF=\"" << n << "\">" << i18n("Page") << i+1;
+ os << "</A>";
+ os << " " << offsets[i];
+ os << "<br>" << endl;
+ }
+ os << "</P>" << endl;
+
+ printHtmlHeader( os, false );
+
+ if( linkName.isEmpty() == false )
+ {
+ //
+ // Make a symlink. We ignore any error here. I don't consider
+ // it to be fatal.
+ //
+ QString n( tocName.right( tocName.length() - tocName.findRev('/') - 1) );
+ symlink( n.latin1(), linkName.latin1() );
+ }
+
+}
+
+
+
+void CHexBuffer::printHtmlCaption( QTextStream &os, uint captionType,
+ uint curPage, uint numPage )
+{
+ QString caption;
+ switch( captionType )
+ {
+ case 0:
+ return;
+ break;
+
+ case 1:
+ caption = mUrl;
+ break;
+
+ case 2:
+ caption = mUrl.right( mUrl.length() - mUrl.findRev('/') - 1);
+ break;
+
+ case 3:
+ caption = i18n("Page %1 of %2").arg(curPage).arg(numPage);
+ break;
+ }
+
+ os << "<P ALIGN=\"CENTER\">" << endl;
+ os << "<B><FONT COLOR=BLACK>" << endl;
+ os << caption << endl;
+ os << "</FONT></B></CAPTION>" << endl;
+ os << "</P>" << endl;
+}
+
+
+
+void CHexBuffer::printHtmlNavigator( QTextStream &os, const QString *next,
+ const QString *prev, const QString *toc )
+{
+ os << "<TABLE BORDER=\"0\" CELLSPACING=\"0\" WIDTH=\"100%\">" << endl;
+ os << "<TR>" << endl;
+ os << "<TD>" << endl;
+ if( next == 0 )
+ {
+ os << i18n("Next") << " ";
+ }
+ else
+ {
+ QString n( next->right( next->length() - next->findRev('/') - 1) );
+ os << "<A HREF=\"" << n << "\">" << i18n("Next") << "</A>" << " ";
+ }
+
+ if( prev == 0 )
+ {
+ os << i18n("Previous") << " ";
+ }
+ else
+ {
+ QString p( prev->right( prev->length() - prev->findRev('/') - 1) );
+ os << "<A HREF=\"" << p << "\">" << i18n("Previous") << "</A>" << " ";
+ }
+
+ if( toc == 0 )
+ {
+ os << i18n("Contents") << " ";
+ }
+ else
+ {
+ QString t( toc->right( toc->length() - toc->findRev('/') - 1) );
+ os << "<A HREF=\"" << t << "\">" << i18n("Contents");
+ os << "</A>" << " ";
+ }
+
+ os << "</TD>" << endl;
+
+ os << "<TD ALIGN=\"RIGHT\">" << endl;
+ os << "<A HREF=\"" << "http://home.sol.no/~espensa/khexedit" << "\">";
+ os << i18n("Generated by khexedit");
+ os << "</A>" << " ";
+
+ os << "</TD>" << endl;
+ os << "</TR>" << endl << "</TABLE>" << endl;
+}
+
+
+int CHexBuffer::printHtmlHeader( QTextStream &os, bool isFront )
+{
+ if( isFront == true )
+ {
+ os << "<HTML>" << endl << "<HEAD>" << endl;
+ os << "<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; ";
+ os << "charset=iso-8859-1\">" << endl;
+ os << "<META NAME=\"hexdata\" CONTENT=\"khexedit dump\">" << endl;
+ os << "</HEAD>" << endl << "<BODY>" << endl;
+ }
+ else
+ {
+ os << "</BODY>" << endl << "</HTML>" << endl;
+ }
+
+ return( Err_Success );
+}
+
+
+int CHexBuffer::printHtmlTable( QTextStream &os, uint line, uint numLine,
+ bool bw )
+{
+ uint i;
+ QColor color;
+
+
+ int numCol = 1;
+ if( mLayout.offsetVisible == true ) { numCol += 1; }
+ if( mLayout.secondaryMode != SDisplayLayout::hide ) { numCol += 1; }
+
+ os << "<TABLE BORDER=1 COLS=" << numCol << " WIDTH=\"100%\" ";
+ os << "CELLSPACING=0 CELLPADDING=2>" << endl;
+ if( mLayout.offsetVisible == true )
+ {
+ color = bw == true ? Qt::white : mColor.offsetBg;
+ os << "<TD BGCOLOR=" << color.name().latin1() << ">" << endl;
+ os << "<TABLE BORDER=0 COLS=1 WIDTH=\"100%\" ";
+ os << "CELLSPACING=0 CELLPADDING=2>" << endl;
+
+ color = bw == true ? Qt::black : mColor.offsetFg;
+ for( i=0; i<numLine; i++ )
+ {
+ os << "<TR><TD><TT><b><FONT COLOR=" << color.name().latin1() << ">";
+ THIS_FPTR(printOffset)( mPrintBuf, (line+i)*mLayout.lineSize );
+ mPrintBuf[mOffsetSize]=0;
+ os << mPrintBuf << "</TD></TR>" << endl;
+ }
+ os << "</TABLE>" << endl << "</TD>" << endl;
+ }
+
+ color = bw == true ? Qt::white : mColor.textBg;
+ os << "<TD BGCOLOR=" << color.name().latin1() << ">" << endl;
+ os << "<TABLE BORDER=0 COLS=1 WIDTH=\"100%\" ";
+ os << "CELLSPACING=0 CELLPADDING=2>" << endl;
+ for( i=0; i<numLine; i++ )
+ {
+ printHtmlLine( os, line+i, true, bw );
+ }
+ os << "</TABLE>" << endl << "</TD>" << endl;
+
+ if( mLayout.secondaryMode != SDisplayLayout::hide )
+ {
+ color = bw == true ? Qt::white : mColor.textBg;
+ os << "<TD BGCOLOR=" << color.name().latin1() << ">" << endl;
+ os << "<TABLE BORDER=0 COLS=1 WIDTH=\"100%\" ";
+ os << "CELLSPACING=0 CELLPADDING=2>" << endl;
+ for( i=0; i<numLine; i++ )
+ {
+ printHtmlLine( os, line+i, false, bw );
+ }
+ os << "</TABLE>" << endl << "</TD>" << endl;
+ }
+
+ os << "</TR>" << endl << "</TABLE>" << endl;
+ return( Err_Success );
+}
+
+
+int CHexBuffer::printHtmlLine( QTextStream &os, uint line, bool isPrimary,
+ bool bw )
+{
+ uint offset = line * mLayout.lineSize;
+ QColor prevColor;
+
+ QColor color;
+ if( bw == true )
+ {
+ color = Qt::white;
+ }
+ else
+ {
+ color = (line+1) % 2 ? mColor.textBg : mColor.secondTextBg;
+ }
+
+ os << "<TR><TD NOWRAP BGCOLOR=" << color.name().latin1() << "><TT><B>"
+ << endl;
+ if( offset >= documentSize() )
+ {
+ os << "<BR></TD></TR>" << endl;
+ return( Err_Success );
+ }
+
+ for( uint i=0; i < mLayout.lineSize; i++ )
+ {
+ if( isPrimary == true )
+ {
+ if( offset+i >= documentSize() )
+ {
+ memset(mPrintBuf, ' ', mNumCell );
+ mPrintBuf[mNumCell] = 0;
+ if( i == 0 )
+ {
+ color = bw == true ? Qt::black : foregroundColor(i);
+ }
+ else
+ {
+ color = prevColor;
+ }
+ }
+ else
+ {
+ unsigned char val = (unsigned char)data()[offset+i];
+ if( THIS_FPTR(printCell)( mPrintBuf, val ) == 0 )
+ {
+ color = bw == true ? Qt::black : foregroundColor(i);
+ }
+ else
+ {
+ color = bw == true ? Qt::black : mColor.nonPrintFg;
+ }
+ }
+ mPrintBuf[mNumCell] = 0;
+ if( i == 0 )
+ {
+ os << "<FONT COLOR=" << color.name().latin1() << ">";
+ }
+ else if( color != prevColor )
+ {
+ os << "</FONT><FONT COLOR=" << color.name().latin1() << ">";
+ }
+ prevColor = color;
+
+ if( mPrintBuf[0] == '<' )
+ {
+ os << "&lt;";
+ }
+ else
+ {
+ os << mPrintBuf;
+ if( (i+1) % mLayout.columnSize == 0 && (i+1) != mLayout.lineSize )
+ {
+ os << " ";
+ }
+ }
+ }
+ else
+ {
+ if( offset+i >= documentSize() )
+ {
+ memset(mPrintBuf, ' ', 1 );
+ if( i == 0 )
+ {
+ color = bw == true ? Qt::black : mColor.secondaryFg;
+ }
+ else
+ {
+ color = prevColor;
+ }
+ }
+ else
+ {
+ unsigned char val = (unsigned char)data()[offset+i];
+ if( printAsciiCell( mPrintBuf, val ) == 0 )
+ {
+ color = bw == true ? Qt::black : mColor.secondaryFg;
+ }
+ else
+ {
+ color = bw == true ? Qt::black : mColor.nonPrintFg;
+ }
+ mPrintBuf[1] = 0;
+
+ if( i == 0 )
+ {
+ os << "<FONT COLOR=" << color.name().latin1() << ">";
+ }
+ else if( color != prevColor )
+ {
+ os << "</FONT><FONT COLOR=" << color.name().latin1() << ">";
+ }
+ prevColor = color;
+
+ mPrintBuf[1] = 0;
+ os << (mPrintBuf[0] == '<' ? "&lt;" : mPrintBuf);
+ }
+
+ }
+ }
+ os << "</TD></TR>" << endl;
+ return( Err_Success );
+}
+
+
+
+
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-01 02:45:17 +0000