96c1046158
Use "Show Desktop" for the desktop entry with the same message as in "normal" TabBox. FEATURE: 273478 FIXED-IN: 4.9.0 REVIEW: 104436
1016 lines
43 KiB
C++
1016 lines
43 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) 2008 Martin Gräßlin <ubuntu@martin-graesslin.com>
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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 "coverswitch.h"
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#include <kwinconfig.h>
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#include <QFont>
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#include <QMatrix4x4>
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#include <QMouseEvent>
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#include <klocale.h>
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#include <kapplication.h>
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#include <kcolorscheme.h>
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#include <kconfiggroup.h>
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#include <kglobal.h>
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#include <kstandarddirs.h>
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#include <kwinglutils.h>
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#include <math.h>
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#include <kdebug.h>
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#include "../boxswitch/boxswitch_proxy.h"
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namespace KWin
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{
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KWIN_EFFECT(coverswitch, CoverSwitchEffect)
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KWIN_EFFECT_SUPPORTED(coverswitch, CoverSwitchEffect::supported())
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CoverSwitchEffect::CoverSwitchEffect()
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: mActivated(0)
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, angle(60.0)
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, animation(false)
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, start(false)
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, stop(false)
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, stopRequested(false)
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, startRequested(false)
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, zPosition(900.0)
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, scaleFactor(0.0)
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, direction(Left)
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, selected_window(0)
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, captionFrame(effects->effectFrame(EffectFrameStyled))
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, primaryTabBox(false)
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, secondaryTabBox(false)
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{
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reconfigure(ReconfigureAll);
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// Caption frame
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captionFont.setBold(true);
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captionFont.setPointSize(captionFont.pointSize() * 2);
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captionFrame->setFont(captionFont);
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captionFrame->enableCrossFade(true);
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const QString fragmentshader = KGlobal::dirs()->findResource("data", "kwin/coverswitch-reflection.glsl");
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m_reflectionShader = ShaderManager::instance()->loadFragmentShader(ShaderManager::GenericShader, fragmentshader);
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connect(effects, SIGNAL(windowClosed(KWin::EffectWindow*)), this, SLOT(slotWindowClosed(KWin::EffectWindow*)));
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connect(effects, SIGNAL(tabBoxAdded(int)), this, SLOT(slotTabBoxAdded(int)));
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connect(effects, SIGNAL(tabBoxClosed()), this, SLOT(slotTabBoxClosed()));
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connect(effects, SIGNAL(tabBoxUpdated()), this, SLOT(slotTabBoxUpdated()));
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}
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CoverSwitchEffect::~CoverSwitchEffect()
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{
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delete captionFrame;
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delete m_reflectionShader;
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}
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bool CoverSwitchEffect::supported()
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{
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return effects->compositingType() == OpenGLCompositing;
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}
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void CoverSwitchEffect::reconfigure(ReconfigureFlags)
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{
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KConfigGroup conf = effects->effectConfig("CoverSwitch");
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animationDuration = animationTime(conf, "Duration", 200);
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animateSwitch = conf.readEntry("AnimateSwitch", true);
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animateStart = conf.readEntry("AnimateStart", true);
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animateStop = conf.readEntry("AnimateStop", true);
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reflection = conf.readEntry("Reflection", true);
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windowTitle = conf.readEntry("WindowTitle", true);
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zPosition = conf.readEntry("ZPosition", 900.0);
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thumbnails = conf.readEntry("Thumbnails", true);
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dynamicThumbnails = conf.readEntry("DynamicThumbnails", true);
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thumbnailWindows = conf.readEntry("ThumbnailWindows", 8);
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timeLine.setCurveShape(QTimeLine::EaseInOutCurve);
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timeLine.setDuration(animationDuration);
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primaryTabBox = conf.readEntry("TabBox", false);
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secondaryTabBox = conf.readEntry("TabBoxAlternative", false);
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QColor tmp = conf.readEntry("MirrorFrontColor", QColor(0, 0, 0));
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mirrorColor[0][0] = tmp.redF();
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mirrorColor[0][1] = tmp.greenF();
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mirrorColor[0][2] = tmp.blueF();
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mirrorColor[0][3] = 1.0;
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tmp = conf.readEntry("MirrorRearColor", QColor(0, 0, 0));
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mirrorColor[1][0] = tmp.redF();
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mirrorColor[1][1] = tmp.greenF();
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mirrorColor[1][2] = tmp.blueF();
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mirrorColor[1][3] = -1.0;
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}
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void CoverSwitchEffect::prePaintScreen(ScreenPrePaintData& data, int time)
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{
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if (mActivated || stop || stopRequested) {
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data.mask |= Effect::PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS;
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if (animation || start || stop) {
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timeLine.setCurrentTime(timeLine.currentTime() + time);
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}
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if (selected_window == NULL)
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abort();
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}
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effects->prePaintScreen(data, time);
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}
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void CoverSwitchEffect::paintScreen(int mask, QRegion region, ScreenPaintData& data)
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{
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effects->paintScreen(mask, region, data);
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if (mActivated || stop || stopRequested) {
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QMatrix4x4 origProjection;
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QMatrix4x4 origModelview;
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ShaderManager *shaderManager = ShaderManager::instance();
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if (effects->numScreens() > 1) {
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// unfortunatelly we have to change the projection matrix in dual screen mode
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QRect fullRect = effects->clientArea(FullArea, activeScreen, effects->currentDesktop());
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float fovy = 60.0f;
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float aspect = 1.0f;
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float zNear = 0.1f;
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float zFar = 100.0f;
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float ymax = zNear * tan(fovy * M_PI / 360.0f);
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float ymin = -ymax;
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float xmin = ymin * aspect;
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float xmax = ymax * aspect;
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float xTranslate = 0.0;
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float yTranslate = 0.0;
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float xminFactor = 1.0;
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float xmaxFactor = 1.0;
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float yminFactor = 1.0;
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float ymaxFactor = 1.0;
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if (area.x() == 0 && area.width() != fullRect.width()) {
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// horizontal layout: left screen
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xminFactor = (float)area.width() / (float)fullRect.width();
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xmaxFactor = ((float)fullRect.width() - (float)area.width() * 0.5f) / ((float)fullRect.width() * 0.5f);
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xTranslate = (float)fullRect.width() * 0.5f - (float)area.width() * 0.5f;
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}
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if (area.x() != 0 && area.width() != fullRect.width()) {
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// horizontal layout: right screen
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xminFactor = ((float)fullRect.width() - (float)area.width() * 0.5f) / ((float)fullRect.width() * 0.5f);
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xmaxFactor = (float)area.width() / (float)fullRect.width();
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xTranslate = (float)fullRect.width() * 0.5f - (float)area.width() * 0.5f;
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}
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if (area.y() == 0 && area.height() != fullRect.height()) {
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// vertical layout: top screen
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yminFactor = ((float)fullRect.height() - (float)area.height() * 0.5f) / ((float)fullRect.height() * 0.5f);
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ymaxFactor = (float)area.height() / (float)fullRect.height();
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yTranslate = (float)fullRect.height() * 0.5f - (float)area.height() * 0.5f;
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}
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if (area.y() != 0 && area.height() != fullRect.height()) {
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// vertical layout: bottom screen
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yminFactor = (float)area.height() / (float)fullRect.height();
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ymaxFactor = ((float)fullRect.height() - (float)area.height() * 0.5f) / ((float)fullRect.height() * 0.5f);
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yTranslate = (float)fullRect.height() * 0.5f - (float)area.height() * 0.5f;
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}
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QMatrix4x4 projection;
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projection.frustum(xmin * xminFactor, xmax * xmaxFactor, ymin * yminFactor, ymax * ymaxFactor, zNear, zFar);
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QMatrix4x4 modelview;
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modelview.translate(xTranslate, yTranslate, 0.0);
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if (shaderManager->isShaderBound()) {
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GLShader *shader = shaderManager->pushShader(ShaderManager::GenericShader);
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origProjection = shader->getUniformMatrix4x4("projection");
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origModelview = shader->getUniformMatrix4x4("modelview");
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shader->setUniform("projection", projection);
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shader->setUniform("modelview", origModelview * modelview);
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shaderManager->popShader();
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} else {
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#ifndef KWIN_HAVE_OPENGLES
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glMatrixMode(GL_PROJECTION);
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pushMatrix();
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loadMatrix(projection);
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glMatrixMode(GL_MODELVIEW);
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pushMatrix(modelview);
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#endif
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}
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}
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QList< EffectWindow* > tempList = currentWindowList;
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int index = tempList.indexOf(selected_window);
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if (animation || start || stop) {
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if (!start && !stop) {
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if (direction == Right)
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index++;
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else
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index--;
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if (index < 0)
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index = tempList.count() + index;
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if (index >= tempList.count())
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index = index % tempList.count();
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}
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foreach (Direction direction, scheduled_directions) {
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if (direction == Right)
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index++;
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else
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index--;
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if (index < 0)
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index = tempList.count() + index;
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if (index >= tempList.count())
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index = index % tempList.count();
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}
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}
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int leftIndex = index - 1;
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if (leftIndex < 0)
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leftIndex = tempList.count() - 1;
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int rightIndex = index + 1;
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if (rightIndex == tempList.count())
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rightIndex = 0;
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EffectWindow* frontWindow = tempList[ index ];
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leftWindows.clear();
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rightWindows.clear();
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bool evenWindows = (tempList.count() % 2 == 0) ? true : false;
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int leftWindowCount = 0;
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if (evenWindows)
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leftWindowCount = tempList.count() / 2 - 1;
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else
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leftWindowCount = (tempList.count() - 1) / 2;
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for (int i = 0; i < leftWindowCount; i++) {
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int tempIndex = (leftIndex - i);
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if (tempIndex < 0)
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tempIndex = tempList.count() + tempIndex;
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leftWindows.prepend(tempList[ tempIndex ]);
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}
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int rightWindowCount = 0;
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if (evenWindows)
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rightWindowCount = tempList.count() / 2;
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else
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rightWindowCount = (tempList.count() - 1) / 2;
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for (int i = 0; i < rightWindowCount; i++) {
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int tempIndex = (rightIndex + i) % tempList.count();
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rightWindows.prepend(tempList[ tempIndex ]);
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}
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if (reflection) {
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// no reflections during start and stop animation
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// except when using a shader
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if ((!start && !stop) || ShaderManager::instance()->isValid())
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paintScene(frontWindow, leftWindows, rightWindows, true);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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#ifndef KWIN_HAVE_OPENGLES
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glPolygonMode(GL_FRONT, GL_FILL);
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#endif
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QRect fullRect = effects->clientArea(FullArea, activeScreen, effects->currentDesktop());
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// we can use a huge scale factor (needed to calculate the rearground vertices)
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// as we restrict with a PaintClipper painting on the current screen
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float reflectionScaleFactor = 100000 * tan(60.0 * M_PI / 360.0f) / area.width();
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float vertices[] = {
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-area.width() * 0.5f, area.height(), 0.0,
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area.width() * 0.5f, area.height(), 0.0,
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(float)area.width()*reflectionScaleFactor, area.height(), -5000,
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-(float)area.width()*reflectionScaleFactor, area.height(), -5000
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};
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// foreground
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if (start) {
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mirrorColor[0][3] = timeLine.currentValue();
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} else if (stop) {
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mirrorColor[0][3] = 1.0 - timeLine.currentValue();
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} else {
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mirrorColor[0][3] = 1.0;
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}
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int y = 0;
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// have to adjust the y values to fit OpenGL
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// in OpenGL y==0 is at bottom, in Qt at top
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if (effects->numScreens() > 1) {
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QRect fullArea = effects->clientArea(FullArea, 0, 1);
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if (fullArea.height() != area.height()) {
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if (area.y() == 0)
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y = fullArea.height() - area.height();
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else
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y = fullArea.height() - area.y() - area.height();
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}
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}
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// use scissor to restrict painting of the reflection plane to current screen
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glScissor(area.x(), y, area.width(), area.height());
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glEnable(GL_SCISSOR_TEST);
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if (shaderManager->isValid() && m_reflectionShader->isValid()) {
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shaderManager->pushShader(m_reflectionShader);
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QMatrix4x4 windowTransformation;
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windowTransformation.translate(area.x() + area.width() * 0.5f, 0.0, 0.0);
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m_reflectionShader->setUniform("windowTransformation", windowTransformation);
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m_reflectionShader->setUniform("u_frontColor", QVector4D(mirrorColor[0][0], mirrorColor[0][1], mirrorColor[0][2], mirrorColor[0][3]));
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m_reflectionShader->setUniform("u_backColor", QVector4D(mirrorColor[1][0], mirrorColor[1][1], mirrorColor[1][2], mirrorColor[1][3]));
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// TODO: make this one properly
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QVector<float> verts;
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QVector<float> texcoords;
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verts.reserve(18);
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texcoords.reserve(12);
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texcoords << 1.0 << 0.0;
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verts << vertices[6] << vertices[7] << vertices[8];
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texcoords << 1.0 << 0.0;
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verts << vertices[9] << vertices[10] << vertices[11];
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texcoords << 0.0 << 0.0;
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verts << vertices[0] << vertices[1] << vertices[2];
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texcoords << 0.0 << 0.0;
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verts << vertices[0] << vertices[1] << vertices[2];
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texcoords << 0.0 << 0.0;
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verts << vertices[3] << vertices[4] << vertices[5];
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texcoords << 1.0 << 0.0;
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verts << vertices[6] << vertices[7] << vertices[8];
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GLVertexBuffer *vbo = GLVertexBuffer::streamingBuffer();
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vbo->reset();
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vbo->setData(6, 3, verts.data(), texcoords.data());
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vbo->render(GL_TRIANGLES);
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shaderManager->popShader();
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} else {
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#ifndef KWIN_HAVE_OPENGLES
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glPushMatrix();
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if (effects->numScreens() > 1 && area.x() != fullRect.x()) {
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// have to change the reflection area in horizontal layout and right screen
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glTranslatef(-area.x(), 0.0, 0.0);
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}
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glTranslatef(area.x() + area.width() * 0.5f, 0.0, 0.0);
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glColor4fv(mirrorColor[0]);
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glBegin(GL_POLYGON);
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glVertex3f(vertices[0], vertices[1], vertices[2]);
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glVertex3f(vertices[3], vertices[4], vertices[5]);
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// rearground
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glColor4fv(mirrorColor[1]);
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glVertex3f(vertices[6], vertices[7], vertices[8]);
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glVertex3f(vertices[9], vertices[10], vertices[11]);
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glEnd();
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glPopMatrix();
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#endif
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}
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glDisable(GL_SCISSOR_TEST);
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glDisable(GL_BLEND);
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}
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paintScene(frontWindow, leftWindows, rightWindows);
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if (effects->numScreens() > 1) {
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if (shaderManager->isShaderBound()) {
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GLShader *shader = shaderManager->pushShader(ShaderManager::GenericShader);
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shader->setUniform("projection", origProjection);
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shader->setUniform("modelview", origModelview);
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shaderManager->popShader();
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} else {
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#ifndef KWIN_HAVE_OPENGLES
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popMatrix();
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// revert change of projection matrix
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glMatrixMode(GL_PROJECTION);
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popMatrix();
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glMatrixMode(GL_MODELVIEW);
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#endif
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}
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}
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// Render the caption frame
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if (windowTitle) {
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double opacity = 1.0;
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if (start)
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opacity = timeLine.currentValue();
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else if (stop)
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opacity = 1.0 - timeLine.currentValue();
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if (animation)
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captionFrame->setCrossFadeProgress(timeLine.currentValue());
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captionFrame->render(region, opacity);
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}
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if ((thumbnails && (!dynamicThumbnails ||
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(dynamicThumbnails && currentWindowList.size() >= thumbnailWindows)))
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&& !(start || stop)) {
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BoxSwitchEffectProxy *proxy =
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static_cast<BoxSwitchEffectProxy*>(effects->getProxy("boxswitch"));
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if (proxy)
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proxy->paintWindowsBox(region);
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}
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}
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}
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void CoverSwitchEffect::postPaintScreen()
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{
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if ((mActivated && (animation || start)) || stop || stopRequested) {
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if (timeLine.currentValue() == 1.0) {
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timeLine.setCurrentTime(0);
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if (stop) {
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stop = false;
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effects->setActiveFullScreenEffect(0);
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foreach (EffectWindow * window, referrencedWindows) {
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window->unrefWindow();
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}
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referrencedWindows.clear();
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currentWindowList.clear();
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if (startRequested) {
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startRequested = false;
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mActivated = true;
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effects->refTabBox();
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currentWindowList = effects->currentTabBoxWindowList();
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if (animateStart) {
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start = true;
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}
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}
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} else if (!scheduled_directions.isEmpty()) {
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direction = scheduled_directions.dequeue();
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if (start) {
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animation = true;
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start = false;
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}
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} else {
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animation = false;
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start = false;
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if (stopRequested) {
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stopRequested = false;
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stop = true;
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}
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}
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}
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effects->addRepaintFull();
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}
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effects->postPaintScreen();
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}
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void CoverSwitchEffect::paintScene(EffectWindow* frontWindow, const EffectWindowList& leftWindows,
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const EffectWindowList& rightWindows, bool reflectedWindows)
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{
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// LAYOUT
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// one window in the front. Other windows left and right rotated
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// for odd number of windows: left: (n-1)/2; front: 1; right: (n-1)/2
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// for even number of windows: left: n/2; front: 1; right: n/2 -1
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//
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// ANIMATION
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// forward (alt+tab)
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// all left windows are moved to next position
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// top most left window is rotated and moved to front window position
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// front window is rotated and moved to next right window position
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// right windows are moved to next position
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// last right window becomes totally transparent in half the time
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// appears transparent on left side and becomes totally opaque again
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// backward (alt+shift+tab) same as forward but opposite direction
|
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int width = area.width();
|
|
int leftWindowCount = leftWindows.count();
|
|
int rightWindowCount = rightWindows.count();
|
|
RotationData rot;
|
|
rot.axis = RotationData::YAxis;
|
|
|
|
|
|
// Problem during animation: a window which is painted after another window
|
|
// appears in front of the other
|
|
// so during animation the painting order has to be rearreanged
|
|
// paint sequence no animation: left, right, front
|
|
// paint sequence forward animation: right, front, left
|
|
|
|
if (!animation) {
|
|
paintWindows(leftWindows, true, reflectedWindows);
|
|
paintWindows(rightWindows, false, reflectedWindows);
|
|
paintFrontWindow(frontWindow, width, leftWindowCount, rightWindowCount, reflectedWindows);
|
|
} else {
|
|
if (direction == Right) {
|
|
if (timeLine.currentValue() < 0.5) {
|
|
// paint in normal way
|
|
paintWindows(leftWindows, true, reflectedWindows);
|
|
paintWindows(rightWindows, false, reflectedWindows);
|
|
paintFrontWindow(frontWindow, width, leftWindowCount, rightWindowCount, reflectedWindows);
|
|
} else {
|
|
paintWindows(rightWindows, false, reflectedWindows);
|
|
paintFrontWindow(frontWindow, width, leftWindowCount, rightWindowCount, reflectedWindows);
|
|
paintWindows(leftWindows, true, reflectedWindows, rightWindows.at(0));
|
|
}
|
|
} else {
|
|
paintWindows(leftWindows, true, reflectedWindows);
|
|
if (timeLine.currentValue() < 0.5) {
|
|
paintWindows(rightWindows, false, reflectedWindows);
|
|
paintFrontWindow(frontWindow, width, leftWindowCount, rightWindowCount, reflectedWindows);
|
|
} else {
|
|
EffectWindow* leftWindow;
|
|
if (leftWindowCount > 0) {
|
|
leftWindow = leftWindows.at(0);
|
|
paintFrontWindow(frontWindow, width, leftWindowCount, rightWindowCount, reflectedWindows);
|
|
} else
|
|
leftWindow = frontWindow;
|
|
paintWindows(rightWindows, false, reflectedWindows, leftWindow);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
|
|
{
|
|
if (mActivated || stop || stopRequested) {
|
|
if (!(mask & PAINT_WINDOW_TRANSFORMED) && !w->isDesktop()) {
|
|
if ((start || stop) && w->isDock()) {
|
|
data.opacity = 1.0 - timeLine.currentValue();
|
|
if (stop)
|
|
data.opacity = timeLine.currentValue();
|
|
} else
|
|
return;
|
|
}
|
|
}
|
|
if ((start || stop) && (!w->isOnCurrentDesktop() || w->isMinimized())) {
|
|
if (stop) // Fade out windows not on the current desktop
|
|
data.opacity = (1.0 - timeLine.currentValue());
|
|
else // Fade in Windows from other desktops when animation is started
|
|
data.opacity = timeLine.currentValue();
|
|
}
|
|
effects->paintWindow(w, mask, region, data);
|
|
}
|
|
|
|
void CoverSwitchEffect::slotTabBoxAdded(int mode)
|
|
{
|
|
if (effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this)
|
|
return;
|
|
if (!mActivated) {
|
|
// only for windows mode
|
|
if (((mode == TabBoxWindowsMode && primaryTabBox) ||
|
|
(mode == TabBoxWindowsAlternativeMode && secondaryTabBox))
|
|
&& effects->currentTabBoxWindowList().count() > 0) {
|
|
input = effects->createFullScreenInputWindow(this, Qt::ArrowCursor);
|
|
activeScreen = effects->activeScreen();
|
|
BoxSwitchEffectProxy *proxy =
|
|
static_cast<BoxSwitchEffectProxy*>(effects->getProxy("boxswitch"));
|
|
if (proxy)
|
|
proxy->activate(mode, true, false, 0.05f);
|
|
if (!stop && !stopRequested) {
|
|
effects->refTabBox();
|
|
effects->setActiveFullScreenEffect(this);
|
|
scheduled_directions.clear();
|
|
selected_window = effects->currentTabBoxWindow();
|
|
currentWindowList = effects->currentTabBoxWindowList();
|
|
direction = Left;
|
|
mActivated = true;
|
|
if (animateStart) {
|
|
start = true;
|
|
}
|
|
|
|
// Calculation of correct area
|
|
area = effects->clientArea(FullScreenArea, activeScreen, effects->currentDesktop());
|
|
scaleFactor = (zPosition + 1100) * 2.0 * tan(60.0 * M_PI / 360.0f) / displayWidth();
|
|
if (displayWidth() - area.width() != 0) {
|
|
// one of the screens is smaller than the other (horizontal)
|
|
if (area.width() < displayWidth() - area.width())
|
|
scaleFactor *= (float)area.width() / (float)(displayWidth() - area.width());
|
|
else if (area.width() != displayWidth() - area.width()) {
|
|
// vertical layout with different width
|
|
// but we don't want to catch screens with same width and different height
|
|
if (displayHeight() != area.height())
|
|
scaleFactor *= (float)area.width() / (float)(displayWidth());
|
|
}
|
|
}
|
|
|
|
// Setup caption frame geometry
|
|
if (windowTitle) {
|
|
QRect frameRect = QRect(area.width() * 0.25f + area.x(),
|
|
area.height() * 0.9f + area.y(),
|
|
area.width() * 0.5f,
|
|
QFontMetrics(captionFont).height());
|
|
captionFrame->setGeometry(frameRect);
|
|
captionFrame->setIconSize(QSize(frameRect.height(), frameRect.height()));
|
|
// And initial contents
|
|
updateCaption();
|
|
captionFrame->setIcon(selected_window->icon());
|
|
}
|
|
|
|
effects->addRepaintFull();
|
|
} else {
|
|
startRequested = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::slotTabBoxClosed()
|
|
{
|
|
if (mActivated) {
|
|
if (animateStop) {
|
|
if (!animation && !start) {
|
|
stop = true;
|
|
} else if (start && scheduled_directions.isEmpty()) {
|
|
start = false;
|
|
stop = true;
|
|
timeLine.setCurrentTime(timeLine.duration() - timeLine.currentValue());
|
|
} else {
|
|
stopRequested = true;
|
|
}
|
|
} else
|
|
effects->setActiveFullScreenEffect(0);
|
|
mActivated = false;
|
|
effects->unrefTabBox();
|
|
effects->destroyInputWindow(input);
|
|
effects->addRepaintFull();
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::slotTabBoxUpdated()
|
|
{
|
|
if (mActivated) {
|
|
if (animateSwitch && currentWindowList.count() > 1) {
|
|
// determine the switch direction
|
|
if (selected_window != effects->currentTabBoxWindow()) {
|
|
if (selected_window != NULL) {
|
|
int old_index = currentWindowList.indexOf(selected_window);
|
|
int new_index = effects->currentTabBoxWindowList().indexOf(effects->currentTabBoxWindow());
|
|
Direction new_direction;
|
|
int distance = new_index - old_index;
|
|
if (distance > 0)
|
|
new_direction = Left;
|
|
if (distance < 0)
|
|
new_direction = Right;
|
|
if (effects->currentTabBoxWindowList().count() == 2) {
|
|
new_direction = Left;
|
|
distance = 1;
|
|
}
|
|
if (distance != 0) {
|
|
distance = abs(distance);
|
|
int tempDistance = effects->currentTabBoxWindowList().count() - distance;
|
|
if (tempDistance < abs(distance)) {
|
|
distance = tempDistance;
|
|
if (new_direction == Left)
|
|
new_direction = Right;
|
|
else
|
|
new_direction = Left;
|
|
}
|
|
if (!animation && !start) {
|
|
animation = true;
|
|
direction = new_direction;
|
|
distance--;
|
|
}
|
|
for (int i = 0; i < distance; i++) {
|
|
if (!scheduled_directions.isEmpty() && scheduled_directions.last() != new_direction)
|
|
scheduled_directions.pop_back();
|
|
else
|
|
scheduled_directions.enqueue(new_direction);
|
|
if (scheduled_directions.count() == effects->currentTabBoxWindowList().count())
|
|
scheduled_directions.clear();
|
|
}
|
|
}
|
|
}
|
|
selected_window = effects->currentTabBoxWindow();
|
|
currentWindowList = effects->currentTabBoxWindowList();
|
|
updateCaption();
|
|
captionFrame->setIcon(selected_window->icon());
|
|
}
|
|
}
|
|
effects->addRepaintFull();
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::paintWindowCover(EffectWindow* w, bool reflectedWindow, WindowPaintData& data)
|
|
{
|
|
QRect windowRect = w->geometry();
|
|
data.yTranslate = area.height() - windowRect.y() - windowRect.height();
|
|
data.zTranslate = -zPosition;
|
|
if (start) {
|
|
if (w->isMinimized()) {
|
|
data.opacity *= timeLine.currentValue();
|
|
} else {
|
|
data.xTranslate *= timeLine.currentValue();
|
|
data.yTranslate *= timeLine.currentValue();
|
|
if (effects->numScreens() > 1) {
|
|
QRect clientRect = effects->clientArea(FullScreenArea, w->screen(), effects->currentDesktop());
|
|
QRect fullRect = effects->clientArea(FullArea, activeScreen, effects->currentDesktop());
|
|
if (w->screen() == activeScreen) {
|
|
if (clientRect.width() != fullRect.width() && clientRect.x() != fullRect.x()) {
|
|
data.xTranslate -= clientRect.x() * (1.0f - timeLine.currentValue());
|
|
}
|
|
if (clientRect.height() != fullRect.height() && clientRect.y() != fullRect.y()) {
|
|
data.yTranslate -= clientRect.y() * (1.0f - timeLine.currentValue());
|
|
}
|
|
} else {
|
|
if (clientRect.width() != fullRect.width() && clientRect.x() < area.x()) {
|
|
data.xTranslate -= clientRect.width() * (1.0f - timeLine.currentValue());
|
|
}
|
|
if (clientRect.height() != fullRect.height() && clientRect.y() < area.y()) {
|
|
data.yTranslate -= clientRect.height() * (1.0f - timeLine.currentValue());
|
|
}
|
|
}
|
|
}
|
|
data.zTranslate *= timeLine.currentValue();
|
|
if (data.rotation)
|
|
data.rotation->angle *= timeLine.currentValue();
|
|
}
|
|
}
|
|
if (stop) {
|
|
if (w->isMinimized() && w != effects->activeWindow()) {
|
|
data.opacity *= (1.0 - timeLine.currentValue());
|
|
} else {
|
|
data.xTranslate *= (1.0 - timeLine.currentValue());
|
|
data.yTranslate *= (1.0 - timeLine.currentValue());
|
|
if (effects->numScreens() > 1) {
|
|
QRect clientRect = effects->clientArea(FullScreenArea, w->screen(), effects->currentDesktop());
|
|
QRect rect = effects->clientArea(FullScreenArea, activeScreen, effects->currentDesktop());
|
|
QRect fullRect = effects->clientArea(FullArea, activeScreen, effects->currentDesktop());
|
|
if (w->screen() == activeScreen) {
|
|
if (clientRect.width() != fullRect.width() && clientRect.x() != fullRect.x()) {
|
|
data.xTranslate -= clientRect.x() * timeLine.currentValue();
|
|
}
|
|
if (clientRect.height() != fullRect.height() && clientRect.y() != fullRect.y()) {
|
|
data.yTranslate -= clientRect.y() * timeLine.currentValue();
|
|
}
|
|
} else {
|
|
if (clientRect.width() != fullRect.width() && clientRect.x() < rect.x()) {
|
|
data.xTranslate -= clientRect.width() * timeLine.currentValue();
|
|
}
|
|
if (clientRect.height() != fullRect.height() && clientRect.y() < area.y()) {
|
|
data.yTranslate -= clientRect.height() * timeLine.currentValue();
|
|
}
|
|
}
|
|
}
|
|
data.zTranslate *= (1.0 - timeLine.currentValue());
|
|
if (data.rotation)
|
|
data.rotation->angle *= (1.0 - timeLine.currentValue());
|
|
}
|
|
}
|
|
|
|
QRect thumbnail = infiniteRegion();
|
|
|
|
if (reflectedWindow) {
|
|
if (ShaderManager::instance()->isValid()) {
|
|
GLShader *shader = ShaderManager::instance()->pushShader(ShaderManager::GenericShader);
|
|
QMatrix4x4 origMatrix = shader->getUniformMatrix4x4("screenTransformation");
|
|
QMatrix4x4 reflectionMatrix;
|
|
reflectionMatrix.scale(1.0, -1.0, 1.0);
|
|
shader->setUniform("screenTransformation", origMatrix * reflectionMatrix);
|
|
data.yTranslate = - area.height() - windowRect.y() - windowRect.height();
|
|
if (start) {
|
|
data.opacity *= timeLine.currentValue();
|
|
} else if (stop) {
|
|
data.opacity *= 1.0 - timeLine.currentValue();
|
|
}
|
|
effects->drawWindow(w,
|
|
PAINT_WINDOW_TRANSFORMED,
|
|
infiniteRegion(), data);
|
|
shader->setUniform("screenTransformation", origMatrix);
|
|
ShaderManager::instance()->popShader();
|
|
} else {
|
|
#ifndef KWIN_HAVE_OPENGLES
|
|
glPushMatrix();
|
|
glScalef(1.0, -1.0, 1.0);
|
|
data.yTranslate = - area.height() - windowRect.y() - windowRect.height();
|
|
effects->paintWindow(w,
|
|
PAINT_WINDOW_TRANSFORMED,
|
|
infiniteRegion(), data);
|
|
glPopMatrix();
|
|
#endif
|
|
}
|
|
} else {
|
|
effects->paintWindow(w,
|
|
PAINT_WINDOW_TRANSFORMED,
|
|
infiniteRegion(), data);
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::paintFrontWindow(EffectWindow* frontWindow, int width, int leftWindows, int rightWindows, bool reflectedWindow)
|
|
{
|
|
if (frontWindow == NULL)
|
|
return;
|
|
bool specialHandlingForward = false;
|
|
WindowPaintData data(frontWindow);
|
|
data.xTranslate = area.width() * 0.5 - frontWindow->geometry().x() - frontWindow->geometry().width() * 0.5;
|
|
if (leftWindows == 0) {
|
|
leftWindows = 1;
|
|
if (!start && !stop)
|
|
specialHandlingForward = true;
|
|
}
|
|
if (rightWindows == 0) {
|
|
rightWindows = 1;
|
|
}
|
|
if (animation) {
|
|
float distance = 0.0;
|
|
if (direction == Right) {
|
|
// move to right
|
|
distance = -frontWindow->geometry().width() * 0.5f + area.width() * 0.5f +
|
|
(((float)displayWidth() * 0.5 * scaleFactor) - (float)area.width() * 0.5f) / rightWindows;
|
|
data.xTranslate += distance * timeLine.currentValue();
|
|
RotationData rot;
|
|
rot.axis = RotationData::YAxis;
|
|
rot.angle = -angle * timeLine.currentValue();
|
|
rot.xRotationPoint = frontWindow->geometry().width();
|
|
data.rotation = &rot;
|
|
} else {
|
|
// move to left
|
|
distance = frontWindow->geometry().width() * 0.5f - area.width() * 0.5f +
|
|
((float)width * 0.5f - ((float)displayWidth() * 0.5 * scaleFactor)) / leftWindows;
|
|
float factor = 1.0;
|
|
if (specialHandlingForward)
|
|
factor = 2.0;
|
|
data.xTranslate += distance * timeLine.currentValue() * factor;
|
|
RotationData rot;
|
|
rot.axis = RotationData::YAxis;
|
|
rot.angle = angle * timeLine.currentValue();
|
|
data.rotation = &rot;
|
|
}
|
|
}
|
|
if (specialHandlingForward) {
|
|
data.opacity *= (1.0 - timeLine.currentValue() * 2.0);
|
|
paintWindowCover(frontWindow, reflectedWindow, data);
|
|
} else
|
|
paintWindowCover(frontWindow, reflectedWindow, data);
|
|
}
|
|
|
|
void CoverSwitchEffect::paintWindows(const EffectWindowList& windows, bool left, bool reflectedWindows, EffectWindow* additionalWindow)
|
|
{
|
|
int width = area.width();
|
|
int windowCount = windows.count();
|
|
EffectWindow* window;
|
|
|
|
int rotateFactor = 1;
|
|
if (!left) {
|
|
rotateFactor = -1;
|
|
}
|
|
|
|
float xTranslate = -((float)(width) * 0.5f - ((float)displayWidth() * 0.5 * scaleFactor));
|
|
if (!left)
|
|
xTranslate = ((float)displayWidth() * 0.5 * scaleFactor) - (float)width * 0.5f;
|
|
// handling for additional window from other side
|
|
// has to appear on this side after half of the time
|
|
if (animation && timeLine.currentValue() >= 0.5 && additionalWindow != NULL) {
|
|
RotationData rot;
|
|
rot.axis = RotationData::YAxis;
|
|
rot.angle = angle;
|
|
rot.angle = angle * rotateFactor;
|
|
WindowPaintData data(additionalWindow);
|
|
if (left)
|
|
data.xTranslate += -xTranslate - additionalWindow->geometry().x();
|
|
else {
|
|
data.xTranslate += xTranslate + area.width() -
|
|
additionalWindow->geometry().x() - additionalWindow->geometry().width();
|
|
rot.xRotationPoint = additionalWindow->geometry().width();
|
|
}
|
|
data.rotation = &rot;
|
|
data.opacity *= (timeLine.currentValue() - 0.5) * 2.0;
|
|
paintWindowCover(additionalWindow, reflectedWindows, data);
|
|
}
|
|
RotationData rot;
|
|
rot.axis = RotationData::YAxis;
|
|
// normal behaviour
|
|
for (int i = 0; i < windows.count(); i++) {
|
|
window = windows.at(i);
|
|
if (window == NULL || window->isDeleted()) {
|
|
continue;
|
|
}
|
|
WindowPaintData data(window);
|
|
rot.angle = angle;
|
|
if (left)
|
|
data.xTranslate += -xTranslate + xTranslate * i / windowCount - window->geometry().x();
|
|
else
|
|
data.xTranslate += xTranslate + width - xTranslate * i / windowCount - window->geometry().x() - window->geometry().width();
|
|
if (animation) {
|
|
if (direction == Right) {
|
|
if ((i == windowCount - 1) && left) {
|
|
// right most window on left side -> move to front
|
|
// have to move one window distance plus half the difference between the window and the desktop size
|
|
data.xTranslate += (xTranslate / windowCount + (width - window->geometry().width()) * 0.5f) * timeLine.currentValue();
|
|
rot.angle = (angle - angle * timeLine.currentValue());
|
|
}
|
|
// right most window does not have to be moved
|
|
else if (!left && (i == 0)); // do nothing
|
|
else {
|
|
// all other windows - move to next position
|
|
data.xTranslate += xTranslate / windowCount * timeLine.currentValue();
|
|
}
|
|
} else {
|
|
if ((i == windowCount - 1) && !left) {
|
|
// left most window on right side -> move to front
|
|
data.xTranslate -= (xTranslate / windowCount + (width - window->geometry().width()) * 0.5f) * timeLine.currentValue();
|
|
rot.angle = (angle - angle * timeLine.currentValue());
|
|
}
|
|
// left most window does not have to be moved
|
|
else if (i == 0 && left); // do nothing
|
|
else {
|
|
// all other windows - move to next position
|
|
data.xTranslate -= xTranslate / windowCount * timeLine.currentValue();
|
|
}
|
|
}
|
|
}
|
|
if (left)
|
|
rot.xRotationPoint = 0.0;
|
|
else
|
|
rot.xRotationPoint = window->geometry().width();
|
|
rot.angle *= rotateFactor;
|
|
data.rotation = &rot;
|
|
// make window most to edge transparent if animation
|
|
if (animation && i == 0 && ((direction == Left && left) || (direction == Right && !left))) {
|
|
// only for the first half of the animation
|
|
if (timeLine.currentValue() < 0.5) {
|
|
data.opacity *= (1.0 - timeLine.currentValue() * 2.0);
|
|
paintWindowCover(window, reflectedWindows, data);
|
|
}
|
|
} else {
|
|
paintWindowCover(window, reflectedWindows, data);
|
|
}
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::windowInputMouseEvent(Window w, QEvent* e)
|
|
{
|
|
assert(w == input);
|
|
Q_UNUSED(w);
|
|
if (e->type() != QEvent::MouseButtonPress)
|
|
return;
|
|
// we don't want click events during animations
|
|
if (animation)
|
|
return;
|
|
QPoint pos = static_cast< QMouseEvent* >(e)->pos();
|
|
|
|
// determine if a window has been clicked
|
|
// not interested in events above a fullscreen window (ignoring panel size)
|
|
if (pos.y() < (area.height()*scaleFactor - area.height()) * 0.5f *(1.0f / scaleFactor))
|
|
return;
|
|
|
|
// if there is no selected window (that is no window at all) we cannot click it
|
|
if (!selected_window)
|
|
return;
|
|
|
|
if (pos.x() < (area.width()*scaleFactor - selected_window->width()) * 0.5f *(1.0f / scaleFactor)) {
|
|
float availableSize = (area.width() * scaleFactor - area.width()) * 0.5f * (1.0f / scaleFactor);
|
|
for (int i = 0; i < leftWindows.count(); i++) {
|
|
int windowPos = availableSize / leftWindows.count() * i;
|
|
if (pos.x() < windowPos)
|
|
continue;
|
|
if (i + 1 < leftWindows.count()) {
|
|
if (pos.x() > availableSize / leftWindows.count()*(i + 1))
|
|
continue;
|
|
}
|
|
|
|
effects->setTabBoxWindow(leftWindows[i]);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (pos.x() > area.width() - (area.width()*scaleFactor - selected_window->width()) * 0.5f *(1.0f / scaleFactor)) {
|
|
float availableSize = (area.width() * scaleFactor - area.width()) * 0.5f * (1.0f / scaleFactor);
|
|
for (int i = 0; i < rightWindows.count(); i++) {
|
|
int windowPos = area.width() - availableSize / rightWindows.count() * i;
|
|
if (pos.x() > windowPos)
|
|
continue;
|
|
if (i + 1 < rightWindows.count()) {
|
|
if (pos.x() < area.width() - availableSize / rightWindows.count()*(i + 1))
|
|
continue;
|
|
}
|
|
|
|
effects->setTabBoxWindow(rightWindows[i]);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void CoverSwitchEffect::abort()
|
|
{
|
|
// it's possible that abort is called after tabbox has been closed
|
|
// in this case the cleanup is already done (see bug 207554)
|
|
if (mActivated) {
|
|
effects->unrefTabBox();
|
|
effects->destroyInputWindow(input);
|
|
}
|
|
effects->setActiveFullScreenEffect(0);
|
|
mActivated = false;
|
|
stop = false;
|
|
stopRequested = false;
|
|
effects->addRepaintFull();
|
|
captionFrame->free();
|
|
}
|
|
|
|
void CoverSwitchEffect::slotWindowClosed(EffectWindow* c)
|
|
{
|
|
if (c == selected_window)
|
|
selected_window = 0;
|
|
// if the list is not empty, the effect is active
|
|
if (!currentWindowList.isEmpty()) {
|
|
c->refWindow();
|
|
referrencedWindows.append(c);
|
|
currentWindowList.removeAll(c);
|
|
leftWindows.removeAll(c);
|
|
rightWindows.removeAll(c);
|
|
}
|
|
}
|
|
|
|
bool CoverSwitchEffect::isActive() const
|
|
{
|
|
return mActivated || stop || stopRequested;
|
|
}
|
|
|
|
void CoverSwitchEffect::updateCaption()
|
|
{
|
|
if (!selected_window || !windowTitle) {
|
|
return;
|
|
}
|
|
if (selected_window->isDesktop()) {
|
|
captionFrame->setText(i18nc("Special entry in alt+tab list for minimizing all windows",
|
|
"Show Desktop"));
|
|
} else {
|
|
captionFrame->setText(selected_window->caption());
|
|
}
|
|
}
|
|
|
|
} // namespace
|