138 lines
4.5 KiB
C++
138 lines
4.5 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(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
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GNU 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. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "minimizeanimation.h"
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namespace KWin
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{
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KWIN_EFFECT(minimizeanimation, MinimizeAnimationEffect)
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MinimizeAnimationEffect::MinimizeAnimationEffect()
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{
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mActiveAnimations = 0;
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}
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void MinimizeAnimationEffect::prePaintScreen(ScreenPrePaintData& data, int time)
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{
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QHash< EffectWindow*, TimeLine >::iterator entry = mTimeLineWindows.begin();
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bool erase = false;
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while (entry != mTimeLineWindows.end()) {
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TimeLine &timeline = entry.value();
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if (entry.key()->isMinimized()) {
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timeline.addTime(time);
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erase = (timeline.progress() >= 1.0f);
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} else {
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timeline.removeTime(time);
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erase = (timeline.progress() <= 0.0f);
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}
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if (erase)
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entry = mTimeLineWindows.erase(entry);
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else
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++entry;
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}
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mActiveAnimations = mTimeLineWindows.count();
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if (mActiveAnimations > 0)
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// We need to mark the screen windows as transformed. Otherwise the
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// whole screen won't be repainted, resulting in artefacts
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data.mask |= PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS;
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effects->prePaintScreen(data, time);
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}
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void MinimizeAnimationEffect::prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time)
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{
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// Schedule window for transformation if the animation is still in
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// progress
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if (mTimeLineWindows.contains(w)) {
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// We'll transform this window
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data.setTransformed();
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w->enablePainting(EffectWindow::PAINT_DISABLED_BY_MINIMIZE);
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}
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effects->prePaintWindow(w, data, time);
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}
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void MinimizeAnimationEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
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{
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QHash< EffectWindow*, TimeLine >::const_iterator entry = mTimeLineWindows.constFind(w);
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if (entry != mTimeLineWindows.constEnd()) {
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// 0 = not minimized, 1 = fully minimized
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double progress = entry->value();
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QRect geo = w->geometry();
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QRect icon = w->iconGeometry();
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// If there's no icon geometry, minimize to the center of the screen
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if (!icon.isValid())
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icon = QRect(displayWidth() / 2, displayHeight() / 2, 0, 0);
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data.xScale *= interpolate(1.0, icon.width() / (double)geo.width(), progress);
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data.yScale *= interpolate(1.0, icon.height() / (double)geo.height(), progress);
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data.xTranslate = (int)interpolate(data.xTranslate, icon.x() - geo.x(), progress);
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data.yTranslate = (int)interpolate(data.yTranslate, icon.y() - geo.y(), progress);
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data.opacity *= 0.1 + (1 - progress) * 0.9;
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}
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// Call the next effect.
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effects->paintWindow(w, mask, region, data);
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}
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void MinimizeAnimationEffect::postPaintScreen()
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{
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if (mActiveAnimations > 0)
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// Repaint the workspace so that everything would be repainted next time
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effects->addRepaintFull();
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mActiveAnimations = mTimeLineWindows.count();
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// Call the next effect.
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effects->postPaintScreen();
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}
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void MinimizeAnimationEffect::windowDeleted(EffectWindow* w)
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{
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mTimeLineWindows.remove(w);
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}
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void MinimizeAnimationEffect::windowMinimized(EffectWindow* w)
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{
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if (effects->activeFullScreenEffect())
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return;
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TimeLine &timeline = mTimeLineWindows[w];
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timeline.setCurveShape(TimeLine::EaseInCurve);
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timeline.setDuration(animationTime(250));
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timeline.setProgress(0.0f);
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}
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void MinimizeAnimationEffect::windowUnminimized(EffectWindow* w)
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{
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if (effects->activeFullScreenEffect())
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return;
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TimeLine &timeline = mTimeLineWindows[w];
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timeline.setCurveShape(TimeLine::EaseOutCurve);
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timeline.setDuration(animationTime(250));
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timeline.setProgress(1.0f);
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}
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} // namespace
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