yukijoou/kwin
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

SnapHelper effect supports QPainter compositing

Browse source
This commit is contained in:
Martin Gräßlin 2013-06-24 08:29:32 +02:00
parent 0fdd7d3f7d
commit 81ef314bdd
1 changed files with 26 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
effects/snaphelper/snaphelper.cpp
View file

@ -25,6 +25,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <kwinxrenderutils.h>
#include <xcb/render.h>
#endif
#include <QPainter>
namespace KWin
{
@ -160,6 +161,31 @@ void SnapHelperEffect::postPaintScreen()
}
#endif
}
if (effects->compositingType() == QPainterCompositing) {
QPainter *painter = effects->scenePainter();
painter->save();
QColor color;
color.setRedF(0.5);
color.setGreenF(0.5);
color.setBlueF(0.5);
color.setAlphaF(m_timeline.currentValue() * 0.5);
QPen pen(color);
pen.setWidth(4);
painter->setPen(pen);
painter->setBrush(Qt::NoBrush);
for (int i = 0; i < effects->numScreens(); ++i) {
const QRect &rect = effects->clientArea(ScreenArea, i, 0);
// Center lines
painter->drawLine(rect.center().x(), rect.y(), rect.center().x(), rect.y() + rect.height());
painter->drawLine(rect.x(), rect.center().y(), rect.x() + rect.width(), rect.center().y());
// window outline
QRect windowRect(rect.center(), m_window->geometry().size());
painter->drawRect(windowRect.translated(-windowRect.width()/2, -windowRect.height()/2));
}
painter->restore();
}
} else if (m_window && !m_active) {
if (m_window->isDeleted())
m_window->unrefWindow();