e6069e9cf6
Reverting r700026 and changing floats to doubles again. I'd probably like to change even the ones interfacing with OpenGL which I've left for now. svn path=/trunk/KDE/kdebase/workspace/; revision=707987
121 lines
3.6 KiB
C++
121 lines
3.6 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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You can Freely distribute this program under the GNU General Public
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License. See the file "COPYING" for the exact licensing terms.
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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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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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const double changeTime = 500;
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if( mAnimationProgress.contains( w ))
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{
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if( w->isMinimized() )
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{
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mAnimationProgress[w] += time / changeTime;
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if( mAnimationProgress[w] >= 1.0f )
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mAnimationProgress.remove( w );
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}
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else
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{
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mAnimationProgress[w] -= time / changeTime;
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if( mAnimationProgress[w] <= 0.0f )
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mAnimationProgress.remove( w );
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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( mAnimationProgress.contains( w ))
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{
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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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else
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// Animation just finished
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mActiveAnimations--;
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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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if( mAnimationProgress.contains( w ))
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{
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// 0 = not minimized, 1 = fully minimized
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double progress = mAnimationProgress[w];
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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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}
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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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// Call the next effect.
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effects->postPaintScreen();
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}
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void MinimizeAnimationEffect::windowMinimized( EffectWindow* w )
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{
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if( !mAnimationProgress.contains(w) )
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{
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mAnimationProgress[w] = 0.0f;
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mActiveAnimations++;
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}
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}
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void MinimizeAnimationEffect::windowUnminimized( EffectWindow* w )
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{
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if( !mAnimationProgress.contains(w) )
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{
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mAnimationProgress[w] = 1.0f;
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mActiveAnimations++;
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}
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}
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} // namespace
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