diff options
Diffstat (limited to 'kdesktop/bgmanager.cc')
-rw-r--r-- | kdesktop/bgmanager.cc | 104 |
1 files changed, 89 insertions, 15 deletions
diff --git a/kdesktop/bgmanager.cc b/kdesktop/bgmanager.cc index ddb95c9e7..32f774357 100644 --- a/kdesktop/bgmanager.cc +++ b/kdesktop/bgmanager.cc @@ -16,10 +16,15 @@ #include "bgsettings.h" #include "kdesktopapp.h" +#include "KCrossBGRender.h" +#include "crossfade.h" + #include <assert.h> #include <tqtimer.h> #include <tqscrollview.h> +#include <tqpainter.h> +#include <tqdesktopwidget.h> #include <kiconloader.h> #include <tdeconfig.h> @@ -34,6 +39,8 @@ #include <X11/X.h> #include <X11/Xlib.h> #include <X11/Xatom.h> +#include <X11/extensions/Xrender.h> +#include <unistd.h> #ifndef None #define None 0L @@ -47,7 +54,7 @@ #include "pixmapserver.h" -template class TQPtrVector<KBackgroundRenderer>; +template class TQPtrVector<KCrossBGRender>; template class TQPtrVector<KBackgroundCacheEntry>; template class TQMemArray<int>; @@ -108,6 +115,12 @@ KBackgroundManager::KBackgroundManager(TQWidget *desktop, KWinModule* twinModule connect(m_pTimer, TQT_SIGNAL(timeout()), TQT_SLOT(slotTimeout())); m_pTimer->start( 60000 ); + /*CrossFade's config*/ + m_crossTimer = new TQTimer(this); + connect(m_crossTimer, TQT_SIGNAL(timeout()), TQT_SLOT(slotCrossFadeTimeout())); + /*Ends here*/ + + connect(m_pKwinmodule, TQT_SIGNAL(currentDesktopChanged(int)), TQT_SLOT(slotChangeDesktop(int))); connect(m_pKwinmodule, TQT_SIGNAL(numberOfDesktopsChanged(int)), @@ -577,6 +590,36 @@ void KBackgroundManager::renderBackground(int desk) /* + * This slot is called when the Timeout is executed + */ +void KBackgroundManager::slotCrossFadeTimeout() +{ + KVirtualBGRenderer *r = m_Renderer[fadeDesk]; + if (crossInit) { + mBenchmark.start(); + } + + if (mAlpha <= 0.0 || mBenchmark.elapsed() > 300 ) { + bool do_cleanup = true; + mAlpha = 1; + m_crossTimer->stop(); + KPixmap pixm(mNextScreen); + setPixmap(&pixm, r->hash(), fadeDesk); + return; + } + // Reset Timer + mBenchmark.start(); + + TQPixmap dst = crossFade(*mOldScreen, mNextScreen, mAlpha, crossInit); + KPixmap pixm(dst); + setPixmap(&pixm, r->hash(), fadeDesk); + + mAlpha -=0.03; + crossInit = false; +} + + +/* * This slot is called when a renderer is done. */ void KBackgroundManager::slotImageDone(int desk) @@ -592,18 +635,49 @@ void KBackgroundManager::slotImageDone(int desk) KPixmap *pm = new KPixmap(); KVirtualBGRenderer *r = m_Renderer[desk]; bool do_cleanup = true; + fadeDesk = desk; + mAlpha = 1.0; + int width,height; + *pm = r->pixmap(); // If current: paint it bool current = (r->hash() == m_Renderer[effectiveDesktop()]->hash()); if (current) { - //KPixmap * viewport_background = new KPixmap(TQPixmap(pm->width()*s.width(), pm->height()*s.height())); - //printf("slotImageDone(): x: %d y: %d\n", viewport_background->size().width(), viewport_background->size().height()); - //setPixmap(viewport_background, r->hash(), desk); - //delete viewport_background; - - setPixmap(pm, r->hash(), desk); + //START + if (m_Renderer[effectiveDesktop()]->renderer(0)->crossFadeBg() && !m_Renderer[effectiveDesktop()]->renderer(0)->usingCrossXml()){ + int mode = m_Renderer[effectiveDesktop()]->renderer(0)->wallpaperMode(); + width = TQApplication::desktop()->screenGeometry().width(); + height = TQApplication::desktop()->screenGeometry().height(); + + if (mode == KBackgroundSettings::NoWallpaper || mode == KBackgroundSettings::Tiled || mode == KBackgroundSettings::CenterTiled ){ + mNextScreen = TQPixmap(width,height); + TQPainter p (&mNextScreen); + p.drawTiledPixmap(0,0,width,height,*pm); + } else { + mNextScreen = TQPixmap(*pm); + } + + if (m_pDesktop){ + mOldScreen = const_cast<TQPixmap *>( m_pDesktop->backgroundPixmap() ); + }else{ + mOldScreen = const_cast<TQPixmap *>( + TQApplication::desktop()->screen()->backgroundPixmap() ); + } + + //TODO Find a way to discover if CrossFade effect needs to run + if (mOldScreen){ + crossInit = true; + m_crossTimer->start(70); + } else{ + setPixmap(pm, r->hash(), desk); + } + }else{ + setPixmap(pm, r->hash(), desk); + } + //ENDS HERE */ + if (!m_bBgInitDone) { m_bBgInitDone = true; @@ -801,7 +875,7 @@ int KBackgroundManager::validateDesk(int desk) TQString KBackgroundManager::currentWallpaper(int desk) { //TODO Is the behaviour of this function appropriate for multiple screens? - KBackgroundRenderer *r = m_Renderer[validateDesk(desk)]->renderer(0); + KCrossBGRender *r = m_Renderer[validateDesk(desk)]->renderer(0); return r->currentWallpaper(); } @@ -818,7 +892,7 @@ void KBackgroundManager::changeWallpaper() // DCOP exported void KBackgroundManager::setExport(int _export) { - kdDebug() << "KBackgroundManager enabling exports.\n"; +// kdDebug() << "KBackgroundManager enabling exports.\n"; applyExport(_export); slotChangeDesktop(0); } @@ -843,7 +917,7 @@ void KBackgroundManager::setWallpaper(TQString wallpaper, int mode) //TODO Is the behaviour of this function appropriate for multiple screens? for (unsigned i=0; i < m_Renderer[effectiveDesktop()]->numRenderers(); ++i) { - KBackgroundRenderer *r = m_Renderer[effectiveDesktop()]->renderer(i); + KCrossBGRender *r = m_Renderer[effectiveDesktop()]->renderer(i); r->stop(); r->setWallpaperMode(mode); r->setMultiWallpaperMode(KBackgroundSettings::NoMulti); @@ -856,7 +930,7 @@ void KBackgroundManager::setWallpaper(TQString wallpaper, int mode) void KBackgroundManager::setWallpaper(TQString wallpaper) { //TODO Is the behaviour of this function appropriate for multiple screens? - KBackgroundRenderer *r = m_Renderer[effectiveDesktop()]->renderer(0); + KCrossBGRender *r = m_Renderer[effectiveDesktop()]->renderer(0); int mode = r->wallpaperMode(); if (mode == KBackgroundSettings::NoWallpaper) mode = KBackgroundSettings::Tiled; @@ -869,7 +943,7 @@ void KBackgroundManager::setWallpaper(TQString wallpaper) TQStringList KBackgroundManager::wallpaperFiles(int desk) { //TODO Is the behaviour of this function appropriate for multiple screens? - KBackgroundRenderer *r = m_Renderer[validateDesk(desk)]->renderer(0); + KCrossBGRender *r = m_Renderer[validateDesk(desk)]->renderer(0); return r->wallpaperFiles(); } @@ -880,7 +954,7 @@ TQStringList KBackgroundManager::wallpaperFiles(int desk) TQStringList KBackgroundManager::wallpaperList(int desk) { //TODO Is the behaviour of this function appropriate for multiple screens? - KBackgroundRenderer *r = m_Renderer[validateDesk(desk)]->renderer(0);; + KCrossBGRender *r = m_Renderer[validateDesk(desk)]->renderer(0);; return r->wallpaperList(); } @@ -907,7 +981,7 @@ void KBackgroundManager::setWallpaper(int desk, TQString wallpaper, int mode) //TODO Is the behaviour of this function appropriate for multiple screens? for (unsigned i=0; i < m_Renderer[sdesk]->numRenderers(); ++i) { - KBackgroundRenderer *r = m_Renderer[sdesk]->renderer(i); + KCrossBGRender *r = m_Renderer[sdesk]->renderer(i); setCommon(false); // Force each desktop to have it's own wallpaper @@ -974,7 +1048,7 @@ void KBackgroundManager::setColor(const TQColor & c, bool isColorA) //TODO Is the behaviour of this function appropriate for multiple screens? for (unsigned i=0; i < m_Renderer[effectiveDesktop()]->numRenderers(); ++i) { - KBackgroundRenderer *r = m_Renderer[effectiveDesktop()]->renderer(i); + KCrossBGRender *r = m_Renderer[effectiveDesktop()]->renderer(i); r->stop(); if (isColorA) |