330 lines
11 KiB
C++
330 lines
11 KiB
C++
/* Plastik KWin window decoration
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Copyright (C) 2003 Sandro Giessl <ceebx@users.sourceforge.net>
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based on the window decoration "Web":
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Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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// #include <kwin/options.h>
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#include <qbitmap.h>
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#include <qcursor.h>
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#include <qimage.h>
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#include <qpainter.h>
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#include <qpixmap.h>
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#include <kpixmap.h>
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#include <kpixmapeffect.h>
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#include <qtooltip.h>
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#include <qtimer.h>
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#include "xpm/close.xpm"
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#include "xpm/minimize.xpm"
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#include "xpm/maximize.xpm"
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#include "xpm/restore.xpm"
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#include "xpm/help.xpm"
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#include "xpm/sticky.xpm"
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#include "xpm/unsticky.xpm"
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#include "xpm/shade.xpm"
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#include "xpm/unshade.xpm"
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#include "xpm/keepabove.xpm"
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#include "xpm/notkeepabove.xpm"
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#include "xpm/keepbelow.xpm"
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#include "xpm/notkeepbelow.xpm"
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#include "xpm/empty.xpm"
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#include "plastikbutton.h"
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#include "plastikbutton.moc"
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#include "plastikclient.h"
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#include "misc.h"
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#include "shadow.h"
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namespace KWinPlastik
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{
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static const uint TIMERINTERVAL = 50; // msec
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static const uint ANIMATIONSTEPS = 4;
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PlastikButton::PlastikButton(ButtonType type, PlastikClient *parent, const char *name)
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: KCommonDecorationButton(type, parent, name),
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m_client(parent),
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m_aDecoLight(QImage() ), m_iDecoLight(QImage() ),
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m_aDecoDark(QImage() ), m_iDecoDark(QImage() ),
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hover(false)
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{
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setBackgroundMode(NoBackground);
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// no need to reset here as the button will be resetted on first resize.
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animTmr = new QTimer(this);
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connect(animTmr, SIGNAL(timeout() ), this, SLOT(animate() ) );
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animProgress = 0;
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}
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PlastikButton::~PlastikButton()
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{
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}
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void PlastikButton::reset(unsigned long changed)
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{
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if (changed&DecorationReset || changed&ManualReset || changed&SizeChange || changed&StateChange) {
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QColor aDecoFgDark = alphaBlendColors(Handler()->getColor(TitleGradientTo, true),
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Qt::black, 50);
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QColor aDecoFgLight = alphaBlendColors(Handler()->getColor(TitleGradientTo, true),
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Qt::white, 50);
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QColor iDecoFgDark = alphaBlendColors(Handler()->getColor(TitleGradientTo, false),
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Qt::black, 50);
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QColor iDecoFgLight = alphaBlendColors(Handler()->getColor(TitleGradientTo, false),
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Qt::white, 50);
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int reduceW = 0, reduceH = 0;
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if(width()>12) {
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reduceW = static_cast<int>(2*(width()/3.5) );
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}
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else
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reduceW = 4;
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if(height()>12)
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reduceH = static_cast<int>(2*(height()/3.5) );
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else
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reduceH = 4;
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QImage img;
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switch (type() ) {
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case CloseButton:
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img = QImage(close_xpm);
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break;
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case HelpButton:
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img = QImage(help_xpm);
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break;
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case MinButton:
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img = QImage(minimize_xpm);
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break;
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case MaxButton:
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if (isOn()) {
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img = QImage(restore_xpm);
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} else {
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img = QImage(maximize_xpm);
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}
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break;
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case OnAllDesktopsButton:
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if (isOn()) {
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img = QImage(unsticky_xpm);
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} else {
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img = QImage(sticky_xpm);
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}
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break;
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case ShadeButton:
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if (isOn()) {
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img = QImage(unshade_xpm);
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} else {
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img = QImage(shade_xpm);
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}
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break;
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case AboveButton:
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if (isOn()) {
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img = QImage(notkeepabove_xpm);
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} else {
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img = QImage(keepabove_xpm);
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}
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break;
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case BelowButton:
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if (isOn()) {
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img = QImage(notkeepbelow_xpm);
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} else {
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img = QImage(keepbelow_xpm);
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}
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break;
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default:
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img = QImage(empty_xpm);
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break;
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}
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m_aDecoDark = recolorImage(&img, aDecoFgDark).smoothScale(width()-reduceW, height()-reduceH);
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m_iDecoDark = recolorImage(&img, iDecoFgDark).smoothScale(width()-reduceW, height()-reduceH);
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m_aDecoLight = recolorImage(&img, aDecoFgLight).smoothScale(width()-reduceW, height()-reduceH);
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m_iDecoLight = recolorImage(&img, iDecoFgLight).smoothScale(width()-reduceW, height()-reduceH);
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this->update();
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}
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}
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void PlastikButton::animate()
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{
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animTmr->stop();
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if(hover) {
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if(animProgress < ANIMATIONSTEPS) {
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if (Handler()->animateButtons() ) {
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animProgress++;
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} else {
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animProgress = ANIMATIONSTEPS;
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}
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animTmr->start(TIMERINTERVAL, true); // single-shot
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}
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} else {
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if(animProgress > 0) {
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if (Handler()->animateButtons() ) {
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animProgress--;
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} else {
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animProgress = 0;
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}
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animTmr->start(TIMERINTERVAL, true); // single-shot
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}
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}
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repaint(false);
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}
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void PlastikButton::enterEvent(QEvent *e)
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{
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QButton::enterEvent(e);
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hover = true;
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animate();
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// repaint(false);
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}
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void PlastikButton::leaveEvent(QEvent *e)
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{
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QButton::leaveEvent(e);
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hover = false;
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animate();
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// repaint(false);
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}
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void PlastikButton::drawButton(QPainter *painter)
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{
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QRect r(0,0,width(),height());
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bool active = m_client->isActive();
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QPixmap backgroundTile = m_client->getTitleBarTile(active);
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KPixmap tempKPixmap;
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QColor highlightColor;
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if(type() == CloseButton) {
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highlightColor = QColor(255,64,0);
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} else {
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highlightColor = Qt::white;
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}
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QColor contourTop = alphaBlendColors(Handler()->getColor(TitleGradientFrom, active),
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Qt::black, 220);
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QColor contourBottom = alphaBlendColors(Handler()->getColor(TitleGradientTo, active),
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Qt::black, 220);
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QColor sourfaceTop = alphaBlendColors(Handler()->getColor(TitleGradientFrom, active),
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Qt::white, 220);
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QColor sourfaceBottom = alphaBlendColors(Handler()->getColor(TitleGradientTo, active),
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Qt::white, 220);
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int highlightAlpha = static_cast<int>(255-((60/static_cast<double>(ANIMATIONSTEPS))*
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static_cast<double>(animProgress) ) );
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contourTop = alphaBlendColors(contourTop, highlightColor, highlightAlpha );
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contourBottom = alphaBlendColors(contourBottom, highlightColor, highlightAlpha);
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sourfaceTop = alphaBlendColors(sourfaceTop, highlightColor, highlightAlpha);
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sourfaceBottom = alphaBlendColors(sourfaceBottom, highlightColor, highlightAlpha);
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if (isDown() ) {
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contourTop = alphaBlendColors(contourTop, Qt::black, 200);
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contourBottom = alphaBlendColors(contourBottom, Qt::black, 200);
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sourfaceTop = alphaBlendColors(sourfaceTop, Qt::black, 200);
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sourfaceBottom = alphaBlendColors(sourfaceBottom, Qt::black, 200);
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}
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QPixmap buffer;
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buffer.resize(width(), height());
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QPainter bP(&buffer);
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// fill with the titlebar background
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bP.drawTiledPixmap(0, 0, width(), width(), backgroundTile);
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if (type() != MenuButton || hover || animProgress != 0) {
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// contour
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bP.setPen(contourTop);
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bP.drawLine(r.x()+2, r.y(), r.right()-2, r.y() );
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bP.drawPoint(r.x()+1, r.y()+1);
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bP.drawPoint(r.right()-1, r.y()+1);
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bP.setPen(contourBottom);
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bP.drawLine(r.x()+2, r.bottom(), r.right()-2, r.bottom() );
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bP.drawPoint(r.x()+1, r.bottom()-1);
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bP.drawPoint(r.right()-1, r.bottom()-1);
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// sides of the contour
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tempKPixmap.resize(1, r.height()-2*2);
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KPixmapEffect::gradient(tempKPixmap,
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contourTop,
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contourBottom,
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KPixmapEffect::VerticalGradient);
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bP.drawPixmap(r.x(), r.y()+2, tempKPixmap);
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bP.drawPixmap(r.right(), r.y()+2, tempKPixmap);
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// sort of anti-alias for the contour
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bP.setPen(alphaBlendColors(Handler()->getColor(TitleGradientFrom, active),
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contourTop, 150) );
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bP.drawPoint(r.x()+1, r.y());
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bP.drawPoint(r.right()-1, r.y());
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bP.drawPoint(r.x(), r.y()+1);
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bP.drawPoint(r.right(), r.y()+1);
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bP.setPen(alphaBlendColors(Handler()->getColor(TitleGradientTo, active),
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contourBottom, 150) );
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bP.drawPoint(r.x()+1, r.bottom());
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bP.drawPoint(r.right()-1, r.bottom());
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bP.drawPoint(r.x(), r.bottom()-1);
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bP.drawPoint(r.right(), r.bottom()-1);
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// sourface
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// fill top and bottom
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bP.setPen(sourfaceTop);
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bP.drawLine(r.x()+2, r.y()+1, r.right()-2, r.y()+1 );
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bP.setPen(sourfaceBottom);
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bP.drawLine(r.x()+2, r.bottom()-1, r.right()-2, r.bottom()-1 );
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// fill the rest! :)
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tempKPixmap.resize(1, r.height()-2*2);
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KPixmapEffect::gradient(tempKPixmap,
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sourfaceTop,
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sourfaceBottom,
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KPixmapEffect::VerticalGradient);
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bP.drawTiledPixmap(r.x()+1, r.y()+2, r.width()-2, r.height()-4, tempKPixmap);
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}
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if (type() == MenuButton)
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{
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QPixmap menuIcon(m_client->icon().pixmap( QIconSet::Small, QIconSet::Normal));
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if (width() < menuIcon.width() || height() < menuIcon.height() ) {
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menuIcon.convertFromImage( menuIcon.convertToImage().smoothScale(width(), height()));
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}
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bP.drawPixmap((width()-menuIcon.width())/2, (height()-menuIcon.height())/2, menuIcon);
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}
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else
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{
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int dX,dY;
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QImage *deco = 0;
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if (isDown() ) {
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deco = active?&m_aDecoLight:&m_iDecoLight;
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} else {
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deco = active?&m_aDecoDark:&m_iDecoDark;
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}
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dX = r.x()+(r.width()-deco->width())/2;
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dY = r.y()+(r.height()-deco->height())/2;
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if (isDown() ) {
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dY++;
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}
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bP.drawImage(dX, dY, *deco);
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}
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bP.end();
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painter->drawPixmap(0, 0, buffer);
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}
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} // KWinPlastik
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