diff options
Diffstat (limited to 'kwin/clients/plastik/plastikbutton.cpp')
| -rw-r--r-- | kwin/clients/plastik/plastikbutton.cpp | 629 |
1 files changed, 629 insertions, 0 deletions
diff --git a/kwin/clients/plastik/plastikbutton.cpp b/kwin/clients/plastik/plastikbutton.cpp new file mode 100644 index 000000000..5917465ab --- /dev/null +++ b/kwin/clients/plastik/plastikbutton.cpp @@ -0,0 +1,629 @@ +/* Plastik KWin window decoration + Copyright (C) 2003-2005 Sandro Giessl <[email protected]> + + based on the window decoration "Web": + Copyright (C) 2001 Rik Hemsley (rikkus) <[email protected]> + + 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 |