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TrackMouse effect supports QPainter compositing

icc-effect-5.14.5
Martin Gräßlin 2013-06-21 14:57:37 +02:00
parent 3776160bb7
commit 16a82e5fa9
2 changed files with 23 additions and 5 deletions
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27
effects/trackmouse/trackmouse.cpp
View File

@ -25,6 +25,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "trackmouseconfig.h"
#include <QAction>
#include <QPainter>
#include <QTime>
#include <QMatrix4x4>
@ -52,7 +53,7 @@ TrackMouseEffect::TrackMouseEffect()
if ( effects->compositingType() == XRenderCompositing)
m_angleBase = 1.57079632679489661923; // Pi/2
#endif
if ( effects->isOpenGLCompositing())
if ( effects->isOpenGLCompositing() || effects->compositingType() == QPainterCompositing)
m_angleBase = 90.0;
m_mousePolling = false;
@ -179,6 +180,18 @@ void TrackMouseEffect::paintScreen(int mask, QRegion region, ScreenPaintData& da
}
}
#endif
if (effects->compositingType() == QPainterCompositing && !m_image[0].isNull() && !m_image[1].isNull()) {
QPainter *painter = effects->scenePainter();
const QPointF p = m_lastRect[0].topLeft() + QPoint(m_lastRect[0].width()/2.0, m_lastRect[0].height()/2.0);
for (int i = 0; i < 2; ++i) {
painter->save();
painter->translate(p.x(), p.y());
painter->rotate(i ? -2*m_angle : m_angle);
painter->translate(-p.x(), -p.y());
painter->drawImage(m_lastRect[i], m_image[i]);
painter->restore();
}
}
}
void TrackMouseEffect::postPaintScreen()
@ -193,15 +206,15 @@ bool TrackMouseEffect::init()
{
effects->makeOpenGLContextCurrent();
#ifdef KWIN_HAVE_XRENDER_COMPOSITING
if (!(m_texture[0] || m_picture[0])) {
if (!(m_texture[0] || m_picture[0] || m_image[0].isNull())) {
loadTexture();
if (!(m_texture[0] || m_picture[0]))
if (!(m_texture[0] || m_picture[0] || m_image[0].isNull()))
return false;
}
#else
if (!m_texture[0]) {
if (!m_texture[0] || m_image[0].isNull()) {
loadTexture();
if (!m_texture[0])
if (!m_texture[0] || m_image[0].isNull())
return false;
}
#endif
@ -263,6 +276,10 @@ void TrackMouseEffect::loadTexture()
m_lastRect[i].setSize(pixmap.size());
}
#endif
if (effects->compositingType() == QPainterCompositing) {
m_image[i] = QImage(f[i]);
m_lastRect[i].setSize(m_image[i].size());
}
}
}

1
effects/trackmouse/trackmouse.h
View File

@ -70,6 +70,7 @@ private:
XRenderPicture *m_picture[2];
#endif
QAction* m_action;
QImage m_image[2];
Qt::KeyboardModifiers m_modifiers;
};