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-rw-r--r--kwin/clients/plastik/plastikbutton.cpp629
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diff --git a/kwin/clients/plastik/plastikbutton.cpp b/kwin/clients/plastik/plastikbutton.cpp
new file mode 100644
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+++ b/kwin/clients/plastik/plastikbutton.cpp
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+/* Plastik KWin window decoration
+ Copyright (C) 2003-2005 Sandro Giessl <sandro@giessl.com>
+
+ based on the window decoration "Web":
+ Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org>
+
+ 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; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+// #include <kwin/options.h>
+
+#include <qbitmap.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <kpixmap.h>
+#include <kpixmapeffect.h>
+#include <qtimer.h>
+
+#include "plastikbutton.h"
+#include "plastikbutton.moc"
+#include "plastikclient.h"
+#include "misc.h"
+
+namespace KWinPlastik
+{
+
+static const uint TIMERINTERVAL = 50; // msec
+static const uint ANIMATIONSTEPS = 4;
+
+PlastikButton::PlastikButton(ButtonType type, PlastikClient *parent, const char *name)
+ : KCommonDecorationButton(type, parent, name),
+ m_client(parent),
+ m_iconType(NumButtonIcons),
+ hover(false)
+{
+ setBackgroundMode(NoBackground);
+
+ // no need to reset here as the button will be resetted on first resize.
+
+ animTmr = new QTimer(this);
+ connect(animTmr, SIGNAL(timeout() ), this, SLOT(animate() ) );
+ animProgress = 0;
+}
+
+PlastikButton::~PlastikButton()
+{
+}
+
+void PlastikButton::reset(unsigned long changed)
+{
+ if (changed&DecorationReset || changed&ManualReset || changed&SizeChange || changed&StateChange) {
+ switch (type() ) {
+ case CloseButton:
+ m_iconType = CloseIcon;
+ break;
+ case HelpButton:
+ m_iconType = HelpIcon;
+ break;
+ case MinButton:
+ m_iconType = MinIcon;
+ break;
+ case MaxButton:
+ if (isOn()) {
+ m_iconType = MaxRestoreIcon;
+ } else {
+ m_iconType = MaxIcon;
+ }
+ break;
+ case OnAllDesktopsButton:
+ if (isOn()) {
+ m_iconType = NotOnAllDesktopsIcon;
+ } else {
+ m_iconType = OnAllDesktopsIcon;
+ }
+ break;
+ case ShadeButton:
+ if (isOn()) {
+ m_iconType = UnShadeIcon;
+ } else {
+ m_iconType = ShadeIcon;
+ }
+ break;
+ case AboveButton:
+ if (isOn()) {
+ m_iconType = NoKeepAboveIcon;
+ } else {
+ m_iconType = KeepAboveIcon;
+ }
+ break;
+ case BelowButton:
+ if (isOn()) {
+ m_iconType = NoKeepBelowIcon;
+ } else {
+ m_iconType = KeepBelowIcon;
+ }
+ break;
+ default:
+ m_iconType = NumButtonIcons; // empty...
+ break;
+ }
+
+ this->update();
+ }
+}
+
+void PlastikButton::animate()
+{
+ animTmr->stop();
+
+ if(hover) {
+ if(animProgress < ANIMATIONSTEPS) {
+ if (Handler()->animateButtons() ) {
+ animProgress++;
+ } else {
+ animProgress = ANIMATIONSTEPS;
+ }
+ animTmr->start(TIMERINTERVAL, true); // single-shot
+ }
+ } else {
+ if(animProgress > 0) {
+ if (Handler()->animateButtons() ) {
+ animProgress--;
+ } else {
+ animProgress = 0;
+ }
+ animTmr->start(TIMERINTERVAL, true); // single-shot
+ }
+ }
+
+ repaint(false);
+}
+
+void PlastikButton::enterEvent(QEvent *e)
+{
+ QButton::enterEvent(e);
+
+ hover = true;
+ animate();
+}
+
+void PlastikButton::leaveEvent(QEvent *e)
+{
+ QButton::leaveEvent(e);
+
+ hover = false;
+ animate();
+}
+
+void PlastikButton::drawButton(QPainter *painter)
+{
+ QRect r(0,0,width(),height());
+
+ bool active = m_client->isActive();
+ KPixmap tempKPixmap;
+
+ QColor highlightColor;
+ if(type() == CloseButton) {
+ highlightColor = QColor(255,64,0);
+ } else {
+ highlightColor = Qt::white;
+ }
+
+ QColor contourTop = alphaBlendColors(Handler()->getColor(TitleGradient2, active),
+ Qt::black, 215);
+ QColor contourBottom = alphaBlendColors(Handler()->getColor(TitleGradient3, active),
+ Qt::black, 215);
+ QColor sourfaceTop = alphaBlendColors(Handler()->getColor(TitleGradient2, active),
+ Qt::white, 210);
+ QColor sourfaceBottom = alphaBlendColors(Handler()->getColor(TitleGradient3, active),
+ Qt::white, 210);
+
+ int highlightAlpha = static_cast<int>(255-((60/static_cast<double>(ANIMATIONSTEPS))*
+ static_cast<double>(animProgress) ) );
+ contourTop = alphaBlendColors(contourTop, highlightColor, highlightAlpha );
+ contourBottom = alphaBlendColors(contourBottom, highlightColor, highlightAlpha);
+ sourfaceTop = alphaBlendColors(sourfaceTop, highlightColor, highlightAlpha);
+ sourfaceBottom = alphaBlendColors(sourfaceBottom, highlightColor, highlightAlpha);
+
+ if (isDown() ) {
+ contourTop = alphaBlendColors(contourTop, Qt::black, 200);
+ contourBottom = alphaBlendColors(contourBottom, Qt::black, 200);
+ sourfaceTop = alphaBlendColors(sourfaceTop, Qt::black, 200);
+ sourfaceBottom = alphaBlendColors(sourfaceBottom, Qt::black, 200);
+ }
+
+ QPixmap buffer;
+ buffer.resize(width(), height());
+ QPainter bP(&buffer);
+
+ // fake the titlebar background
+ bP.drawTiledPixmap(0, 0, width(), width(), m_client->getTitleBarTile(active) );
+
+ if (type() != MenuButton || hover || animProgress != 0) {
+ // contour
+ bP.setPen(contourTop);
+ bP.drawLine(r.x()+2, r.y(), r.right()-2, r.y() );
+ bP.drawPoint(r.x()+1, r.y()+1);
+ bP.drawPoint(r.right()-1, r.y()+1);
+ bP.setPen(contourBottom);
+ bP.drawLine(r.x()+2, r.bottom(), r.right()-2, r.bottom() );
+ bP.drawPoint(r.x()+1, r.bottom()-1);
+ bP.drawPoint(r.right()-1, r.bottom()-1);
+ // sides of the contour
+ tempKPixmap.resize(1, r.height()-2*2);
+ KPixmapEffect::gradient(tempKPixmap,
+ contourTop,
+ contourBottom,
+ KPixmapEffect::VerticalGradient);
+ bP.drawPixmap(r.x(), r.y()+2, tempKPixmap);
+ bP.drawPixmap(r.right(), r.y()+2, tempKPixmap);
+ // sort of anti-alias for the contour
+ bP.setPen(alphaBlendColors(Handler()->getColor(TitleGradient2, active),
+ contourTop, 150) );
+ bP.drawPoint(r.x()+1, r.y());
+ bP.drawPoint(r.right()-1, r.y());
+ bP.drawPoint(r.x(), r.y()+1);
+ bP.drawPoint(r.right(), r.y()+1);
+ bP.setPen(alphaBlendColors(Handler()->getColor(TitleGradient3, active),
+ contourBottom, 150) );
+ bP.drawPoint(r.x()+1, r.bottom());
+ bP.drawPoint(r.right()-1, r.bottom());
+ bP.drawPoint(r.x(), r.bottom()-1);
+ bP.drawPoint(r.right(), r.bottom()-1);
+ // sourface
+ // fill top and bottom
+ bP.setPen(sourfaceTop);
+ bP.drawLine(r.x()+2, r.y()+1, r.right()-2, r.y()+1 );
+ bP.setPen(sourfaceBottom);
+ bP.drawLine(r.x()+2, r.bottom()-1, r.right()-2, r.bottom()-1 );
+ // fill the rest! :)
+ tempKPixmap.resize(1, r.height()-2*2);
+ KPixmapEffect::gradient(tempKPixmap,
+ sourfaceTop,
+ sourfaceBottom,
+ KPixmapEffect::VerticalGradient);
+ bP.drawTiledPixmap(r.x()+1, r.y()+2, r.width()-2, r.height()-4, tempKPixmap);
+ }
+
+ if (type() == MenuButton)
+ {
+ QPixmap menuIcon(m_client->icon().pixmap( QIconSet::Small, QIconSet::Normal));
+ if (width() < menuIcon.width() || height() < menuIcon.height() ) {
+ menuIcon.convertFromImage( menuIcon.convertToImage().smoothScale(width(), height()));
+ }
+ bP.drawPixmap((width()-menuIcon.width())/2, (height()-menuIcon.height())/2, menuIcon);
+ }
+ else
+ {
+ int dX,dY;
+ const QBitmap &icon = Handler()->buttonBitmap(m_iconType, size(), decoration()->isToolWindow() );
+ dX = r.x()+(r.width()-icon.width())/2;
+ dY = r.y()+(r.height()-icon.height())/2;
+ if (isDown() ) {
+ dY++;
+ }
+
+ if(!isDown() && Handler()->titleShadow() ) {
+ QColor shadowColor;
+ if (qGray(Handler()->getColor(TitleFont,active).rgb()) < 100)
+ shadowColor = QColor(255, 255, 255);
+ else
+ shadowColor = QColor(0,0,0);
+ bP.setPen(alphaBlendColors(sourfaceTop, shadowColor, 180) );
+ bP.drawPixmap(dX+1, dY+1, icon);
+ }
+
+ bP.setPen(Handler()->getColor(TitleFont,active) );
+ bP.drawPixmap(dX, dY, icon);
+ }
+
+ bP.end();
+ painter->drawPixmap(0, 0, buffer);
+}
+
+QBitmap IconEngine::icon(ButtonIcon icon, int size)
+{
+ if (size%2 == 0)
+ --size;
+
+ QBitmap bitmap(size,size);
+ bitmap.fill(Qt::color0);
+ QPainter p(&bitmap);
+
+ p.setPen(Qt::color1);
+
+ QRect r = bitmap.rect();
+
+ // line widths
+ int lwTitleBar = 1;
+ if (r.width() > 16) {
+ lwTitleBar = 4;
+ } else if (r.width() > 4) {
+ lwTitleBar = 2;
+ }
+ int lwArrow = 1;
+ if (r.width() > 16) {
+ lwArrow = 4;
+ } else if (r.width() > 7) {
+ lwArrow = 2;
+ }
+
+ switch(icon) {
+ case CloseIcon:
+ {
+ int lineWidth = 1;
+ if (r.width() > 16) {
+ lineWidth = 3;
+ } else if (r.width() > 4) {
+ lineWidth = 2;
+ }
+
+ drawObject(p, DiagonalLine, r.x(), r.y(), r.width(), lineWidth);
+ drawObject(p, CrossDiagonalLine, r.x(), r.bottom(), r.width(), lineWidth);
+
+ break;
+ }
+
+ case MaxIcon:
+ {
+ int lineWidth2 = 1; // frame
+ if (r.width() > 16) {
+ lineWidth2 = 2;
+ } else if (r.width() > 4) {
+ lineWidth2 = 1;
+ }
+
+ drawObject(p, HorizontalLine, r.x(), r.top(), r.width(), lwTitleBar);
+ drawObject(p, HorizontalLine, r.x(), r.bottom()-(lineWidth2-1), r.width(), lineWidth2);
+ drawObject(p, VerticalLine, r.x(), r.top(), r.height(), lineWidth2);
+ drawObject(p, VerticalLine, r.right()-(lineWidth2-1), r.top(), r.height(), lineWidth2);
+
+ break;
+ }
+
+ case MaxRestoreIcon:
+ {
+ int lineWidth2 = 1; // frame
+ if (r.width() > 16) {
+ lineWidth2 = 2;
+ } else if (r.width() > 4) {
+ lineWidth2 = 1;
+ }
+
+ int margin1, margin2;
+ margin1 = margin2 = lineWidth2*2;
+ if (r.width() < 8)
+ margin1 = 1;
+
+ // background window
+ drawObject(p, HorizontalLine, r.x()+margin1, r.top(), r.width()-margin1, lineWidth2);
+ drawObject(p, HorizontalLine, r.right()-margin2, r.bottom()-(lineWidth2-1)-margin1, margin2, lineWidth2);
+ drawObject(p, VerticalLine, r.x()+margin1, r.top(), margin2, lineWidth2);
+ drawObject(p, VerticalLine, r.right()-(lineWidth2-1), r.top(), r.height()-margin1, lineWidth2);
+
+ // foreground window
+ drawObject(p, HorizontalLine, r.x(), r.top()+margin2, r.width()-margin2, lwTitleBar);
+ drawObject(p, HorizontalLine, r.x(), r.bottom()-(lineWidth2-1), r.width()-margin2, lineWidth2);
+ drawObject(p, VerticalLine, r.x(), r.top()+margin2, r.height(), lineWidth2);
+ drawObject(p, VerticalLine, r.right()-(lineWidth2-1)-margin2, r.top()+margin2, r.height(), lineWidth2);
+
+ break;
+ }
+
+ case MinIcon:
+ {
+ drawObject(p, HorizontalLine, r.x(), r.bottom()-(lwTitleBar-1), r.width(), lwTitleBar);
+
+ break;
+ }
+
+ case HelpIcon:
+ {
+ int center = r.x()+r.width()/2 -1;
+ int side = r.width()/4;
+
+ // paint a question mark... code is quite messy, to be cleaned up later...! :o
+
+ if (r.width() > 16) {
+ int lineWidth = 3;
+
+ // top bar
+ drawObject(p, HorizontalLine, center-side+3, r.y(), 2*side-3-1, lineWidth);
+ // top bar rounding
+ drawObject(p, CrossDiagonalLine, center-side-1, r.y()+5, 6, lineWidth);
+ drawObject(p, DiagonalLine, center+side-3, r.y(), 5, lineWidth);
+ // right bar
+ drawObject(p, VerticalLine, center+side+2-lineWidth, r.y()+3, r.height()-(2*lineWidth+side+2+1), lineWidth);
+ // bottom bar
+ drawObject(p, CrossDiagonalLine, center, r.bottom()-2*lineWidth, side+2, lineWidth);
+ drawObject(p, HorizontalLine, center, r.bottom()-3*lineWidth+2, lineWidth, lineWidth);
+ // the dot
+ drawObject(p, HorizontalLine, center, r.bottom()-(lineWidth-1), lineWidth, lineWidth);
+ } else if (r.width() > 8) {
+ int lineWidth = 2;
+
+ // top bar
+ drawObject(p, HorizontalLine, center-(side-1), r.y(), 2*side-1, lineWidth);
+ // top bar rounding
+ if (r.width() > 9) {
+ drawObject(p, CrossDiagonalLine, center-side-1, r.y()+3, 3, lineWidth);
+ } else {
+ drawObject(p, CrossDiagonalLine, center-side-1, r.y()+2, 3, lineWidth);
+ }
+ drawObject(p, DiagonalLine, center+side-1, r.y(), 3, lineWidth);
+ // right bar
+ drawObject(p, VerticalLine, center+side+2-lineWidth, r.y()+2, r.height()-(2*lineWidth+side+1), lineWidth);
+ // bottom bar
+ drawObject(p, CrossDiagonalLine, center, r.bottom()-2*lineWidth+1, side+2, lineWidth);
+ // the dot
+ drawObject(p, HorizontalLine, center, r.bottom()-(lineWidth-1), lineWidth, lineWidth);
+ } else {
+ int lineWidth = 1;
+
+ // top bar
+ drawObject(p, HorizontalLine, center-(side-1), r.y(), 2*side, lineWidth);
+ // top bar rounding
+ drawObject(p, CrossDiagonalLine, center-side-1, r.y()+1, 2, lineWidth);
+ // right bar
+ drawObject(p, VerticalLine, center+side+1, r.y(), r.height()-(side+2+1), lineWidth);
+ // bottom bar
+ drawObject(p, CrossDiagonalLine, center, r.bottom()-2, side+2, lineWidth);
+ // the dot
+ drawObject(p, HorizontalLine, center, r.bottom(), 1, 1);
+ }
+
+ break;
+ }
+
+ case NotOnAllDesktopsIcon:
+ {
+ int lwMark = r.width()-lwTitleBar*2-2;
+ if (lwMark < 1)
+ lwMark = 3;
+
+ drawObject(p, HorizontalLine, r.x()+(r.width()-lwMark)/2, r.y()+(r.height()-lwMark)/2, lwMark, lwMark);
+
+ // Fall through to OnAllDesktopsIcon intended!
+ }
+ case OnAllDesktopsIcon:
+ {
+ // horizontal bars
+ drawObject(p, HorizontalLine, r.x()+lwTitleBar, r.y(), r.width()-2*lwTitleBar, lwTitleBar);
+ drawObject(p, HorizontalLine, r.x()+lwTitleBar, r.bottom()-(lwTitleBar-1), r.width()-2*lwTitleBar, lwTitleBar);
+ // vertical bars
+ drawObject(p, VerticalLine, r.x(), r.y()+lwTitleBar, r.height()-2*lwTitleBar, lwTitleBar);
+ drawObject(p, VerticalLine, r.right()-(lwTitleBar-1), r.y()+lwTitleBar, r.height()-2*lwTitleBar, lwTitleBar);
+
+
+ break;
+ }
+
+ case NoKeepAboveIcon:
+ {
+ int center = r.x()+r.width()/2;
+
+ // arrow
+ drawObject(p, CrossDiagonalLine, r.x(), center+2*lwArrow, center-r.x(), lwArrow);
+ drawObject(p, DiagonalLine, r.x()+center, r.y()+1+2*lwArrow, center-r.x(), lwArrow);
+ if (lwArrow>1)
+ drawObject(p, HorizontalLine, center-(lwArrow-2), r.y()+2*lwArrow, (lwArrow-2)*2, lwArrow);
+
+ // Fall through to KeepAboveIcon intended!
+ }
+ case KeepAboveIcon:
+ {
+ int center = r.x()+r.width()/2;
+
+ // arrow
+ drawObject(p, CrossDiagonalLine, r.x(), center, center-r.x(), lwArrow);
+ drawObject(p, DiagonalLine, r.x()+center, r.y()+1, center-r.x(), lwArrow);
+ if (lwArrow>1)
+ drawObject(p, HorizontalLine, center-(lwArrow-2), r.y(), (lwArrow-2)*2, lwArrow);
+
+ break;
+ }
+
+ case NoKeepBelowIcon:
+ {
+ int center = r.x()+r.width()/2;
+
+ // arrow
+ drawObject(p, DiagonalLine, r.x(), center-2*lwArrow, center-r.x(), lwArrow);
+ drawObject(p, CrossDiagonalLine, r.x()+center, r.bottom()-1-2*lwArrow, center-r.x(), lwArrow);
+ if (lwArrow>1)
+ drawObject(p, HorizontalLine, center-(lwArrow-2), r.bottom()-(lwArrow-1)-2*lwArrow, (lwArrow-2)*2, lwArrow);
+
+ // Fall through to KeepBelowIcon intended!
+ }
+ case KeepBelowIcon:
+ {
+ int center = r.x()+r.width()/2;
+
+ // arrow
+ drawObject(p, DiagonalLine, r.x(), center, center-r.x(), lwArrow);
+ drawObject(p, CrossDiagonalLine, r.x()+center, r.bottom()-1, center-r.x(), lwArrow);
+ if (lwArrow>1)
+ drawObject(p, HorizontalLine, center-(lwArrow-2), r.bottom()-(lwArrow-1), (lwArrow-2)*2, lwArrow);
+
+ break;
+ }
+
+ case ShadeIcon:
+ {
+ drawObject(p, HorizontalLine, r.x(), r.y(), r.width(), lwTitleBar);
+
+ break;
+ }
+
+ case UnShadeIcon:
+ {
+ int lw1 = 1;
+ int lw2 = 1;
+ if (r.width() > 16) {
+ lw1 = 4;
+ lw2 = 2;
+ } else if (r.width() > 7) {
+ lw1 = 2;
+ lw2 = 1;
+ }
+
+ int h = QMAX( (r.width()/2), (lw1+2*lw2) );
+
+ // horizontal bars
+ drawObject(p, HorizontalLine, r.x(), r.y(), r.width(), lw1);
+ drawObject(p, HorizontalLine, r.x(), r.x()+h-(lw2-1), r.width(), lw2);
+ // vertical bars
+ drawObject(p, VerticalLine, r.x(), r.y(), h, lw2);
+ drawObject(p, VerticalLine, r.right()-(lw2-1), r.y(), h, lw2);
+
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ p.end();
+
+ bitmap.setMask(bitmap);
+
+ return bitmap;
+}
+
+void IconEngine::drawObject(QPainter &p, Object object, int x, int y, int length, int lineWidth)
+{
+ switch(object) {
+ case DiagonalLine:
+ if (lineWidth <= 1) {
+ for (int i = 0; i < length; ++i) {
+ p.drawPoint(x+i,y+i);
+ }
+ } else if (lineWidth <= 2) {
+ for (int i = 0; i < length; ++i) {
+ p.drawPoint(x+i,y+i);
+ }
+ for (int i = 0; i < (length-1); ++i) {
+ p.drawPoint(x+1+i,y+i);
+ p.drawPoint(x+i,y+1+i);
+ }
+ } else {
+ for (int i = 1; i < (length-1); ++i) {
+ p.drawPoint(x+i,y+i);
+ }
+ for (int i = 0; i < (length-1); ++i) {
+ p.drawPoint(x+1+i,y+i);
+ p.drawPoint(x+i,y+1+i);
+ }
+ for (int i = 0; i < (length-2); ++i) {
+ p.drawPoint(x+2+i,y+i);
+ p.drawPoint(x+i,y+2+i);
+ }
+ }
+ break;
+ case CrossDiagonalLine:
+ if (lineWidth <= 1) {
+ for (int i = 0; i < length; ++i) {
+ p.drawPoint(x+i,y-i);
+ }
+ } else if (lineWidth <= 2) {
+ for (int i = 0; i < length; ++i) {
+ p.drawPoint(x+i,y-i);
+ }
+ for (int i = 0; i < (length-1); ++i) {
+ p.drawPoint(x+1+i,y-i);
+ p.drawPoint(x+i,y-1-i);
+ }
+ } else {
+ for (int i = 1; i < (length-1); ++i) {
+ p.drawPoint(x+i,y-i);
+ }
+ for (int i = 0; i < (length-1); ++i) {
+ p.drawPoint(x+1+i,y-i);
+ p.drawPoint(x+i,y-1-i);
+ }
+ for (int i = 0; i < (length-2); ++i) {
+ p.drawPoint(x+2+i,y-i);
+ p.drawPoint(x+i,y-2-i);
+ }
+ }
+ break;
+ case HorizontalLine:
+ for (int i = 0; i < lineWidth; ++i) {
+ p.drawLine(x,y+i, x+length-1, y+i);
+ }
+ break;
+ case VerticalLine:
+ for (int i = 0; i < lineWidth; ++i) {
+ p.drawLine(x+i,y, x+i, y+length-1);
+ }
+ break;
+ default:
+ break;
+ }
+}
+
+} // KWinPlastik
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