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#include "xosd.h"
#include <tqpainter.h>
#include <tqbitmap.h>
#include <tqstring.h>
#include <tqfont.h>
#include <tqfontmetrics.h>
#include <tqwidget.h>
#include <tdelocale.h>
#include <netwm.h>
#include <netwm_def.h>
#include <twin.h>
#include <kdebug.h>
#include <stdlib.h>
xosd::xosd(TQWidget *parent, const char *name) :
TQWidget(parent, name, WStyle_Customize | WRepaintNoErase | WStyle_NoBorder |
WDestructiveClose | WStyle_StaysOnTop | WX11BypassWM)
{
info = new NETWinInfo(tqt_xdisplay(), winId(), tqt_xrootwin(), NET::WMState);
info->setDesktop(NETWinInfo::OnAllDesktops);
hide();
KWin::setState(winId(), NET::SkipTaskbar | NET::SkipPager);
setCaption("kooldock xosd window");
w=0;
h=0;
yOffset=0;
fCleaner=0;
}
xosd::~xosd()
{
}
void xosd::setColor(const TQString& color)
{
fontColor = color;
}
void xosd::setShadowColor(const TQString& color)
{
shadowColor = color;
}
void xosd::setOrientation(int orientation, int w, int mh)
{
fOrientation = orientation;
dw = w;
rdh = mh;
if (fCleaner == 1) {
//font is set, so program can get its height to prepare background buffer
TQFontMetrics* metrics = new TQFontMetrics(f);
h = metrics->height();
bgBuffer = TQPixmap(dw, h);
maskBuffer = TQPixmap(dw, h, true);
bgBuffer = TQPixmap::grabWindow(tqt_xrootwin(), 0, 0, dw, h);
lastX = 0;
lastY = 0;
}
}
// Enable/disable dynamic background
void xosd::setClear(int nClean)
{
fCleaner = nClean;
}
void xosd::setShadowOffset(int off)
{
shadowOffset = off;
}
void xosd::setText(const TQString& t)
{
resize(0, 0);
text = t;
TQFontMetrics* metrics = new TQFontMetrics(f);
w = metrics->width(text);
w = w + shadowOffset + 5; // 5 pixels more
h = metrics->height();
yOffset = metrics->height()-metrics->descent();
update();
}
void xosd::setFont(const TQString& font)
{
f.setFamily(font);
}
void xosd::setItalic()
{
f.setItalic(true);
}
void xosd::setBold()
{
f.setBold(true);
}
void xosd::setSize(int size)
{
f.setPointSize(size);
fontSize = size;
}
void xosd::paintEvent(TQPaintEvent*)
{
int i, j;
resize(w, h);
TQPixmap pm(size());
TQBitmap bm(size());
TQPainter p;
// Drawing text
p.begin(&pm, this);
if (fCleaner == 1) {
// Dynamic background - look cleaner
bitBlt(&pm, 0, 0, &bgBuffer, lastX, 0, w, h);
}
else {
// One colour background - work faster
p.fillRect(rect(), TQColor(shadowColor));
}
p.setPen(TQColor(shadowColor));
p.setFont(f);
p.drawText(shadowOffset, yOffset + shadowOffset, text, AlignCenter); // draw shadow text
// Draw normal text
p.setPen(TQColor(fontColor));
p.drawText(1, yOffset, text, AlignCenter); // draw front text
p.end();
// Drawing mask
p.begin(&bm, this);
// Draw the text with black color for making the mask
p.setPen(TQt::white);
p.fillRect(rect(), TQt::black);
p.setFont(f);
for (i = -fCleaner; i <= fCleaner; i++) {
for (j = -fCleaner; j <= fCleaner; j++) {
p.drawText(shadowOffset + i, yOffset + shadowOffset + j, text, AlignCenter); // shadow
p.drawText(1 + i, yOffset + j, text, AlignCenter); // front
}
}
p.end();
bitBlt(this, 0, 0, &pm); // update the widget
if (fCleaner == 1) {
bitBlt(&maskBuffer, 0, 0, &bm);
}
info->setState(NETWinInfo::SkipTaskbar | NETWinInfo::SkipPager, NETWinInfo::SkipTaskbar | NETWinInfo::SkipPager);
setMask(bm);
}
void xosd::move2(int x, int y)
{
// Bit block transfer don't work propertly with too less cursor position changes
if (abs(lastY - y) > 2 || abs(lastX - x) > 2) {
if (fCleaner == 1) {
TQPixmap tmpBuffer;
// Window is not hidden
if (y != rdh) {
tmpBuffer = TQPixmap::grabWindow(tqt_xrootwin(), 0, y, dw, h);
if (lastY != rdh) {
// Fill background covered with the text with cached version
if (fOrientation == 0) { // horizontal
bitBlt(&tmpBuffer, lastX, 0, &maskBuffer, 0, 0, w, h, TQt::AndROP);//copying part, which hides only the text
bitBlt(&bgBuffer, lastX, 0, &maskBuffer, 0, 0, w, h, TQt::NotAndROP);//so the background won't be covered by
bitBlt(&tmpBuffer, lastX, 0, &bgBuffer, lastX, 0, w, h, TQt::OrROP);//currently visible text.
}
if (fOrientation==1) { //vertical
if ((y < lastY) && ((y + h) > lastY)) {
bitBlt(&tmpBuffer, lastX, lastY-y, &maskBuffer, 0, 0, w, h, TQt::AndROP);
bitBlt(&bgBuffer, lastX, 0, &maskBuffer, 0, 0, w, h, TQt::NotAndROP);
bitBlt(&tmpBuffer, lastX, lastY-y, &bgBuffer, lastX, 0, w, h, TQt::OrROP);
}
if ((y > lastY) && ((y - lastY) < h)) {
bitBlt(&tmpBuffer, lastX, 0, &maskBuffer, 0, 0, w, h, TQt::AndROP);
bitBlt(&bgBuffer, lastX, y-lastY, &maskBuffer, 0, 0, w, h, TQt::NotAndROP);
bitBlt(&tmpBuffer, lastX, 0, &bgBuffer, lastX, y-lastY, w, h, TQt::OrROP);
}
}
}
}
bitBlt(&bgBuffer, 0, 0, &tmpBuffer);
lastX = x;
paintEvent(NULL);
}
move(x, y);
lastX = x;
lastY = y;
}
}
#include "xosd.moc"
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