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Clementine-audio-player-Mac-Linux-Windows
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Code Issues Releases Wiki Activity

volume slider handle glow effect using system theme 

clean up
This commit is contained in:
narunlifescience 2015-09-17 16:13:58 -05:00
parent f1cae49ad9
commit 4d75fc086b
2 changed files with 22 additions and 1 deletions
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22
src/widgets/sliderwidget.cpp
View File

@ -203,7 +203,7 @@ Amarok::VolumeSlider::VolumeSlider(QWidget* parent, uint max)
// BEGIN Calculate handle animation pixmaps for mouse-over effect
QImage pixmapHandle(":volumeslider-handle.png");
QImage pixmapHandleGlow(":volumeslider-handle_glow.png");
QImage pixmapHandleGlow(VolumeSliderHandleGlow());
float opacity = 0.0;
const float step = 1.0 / ANIM_MAX;
@ -366,3 +366,23 @@ QPixmap Amarok::VolumeSlider::volumePixmapDraw () const {
// Return QPixmap
return pixmap;
}
QImage Amarok::VolumeSlider::VolumeSliderHandleGlow() const {
QImage mask(":/volumeslider-handle_glow.png");
QImage glow_image(mask.size(), QImage::Format_ARGB32_Premultiplied);
QPainter painter(&glow_image);
painter.fillRect(glow_image.rect(), QBrush(palette().color(QPalette::Highlight)));
painter.setRenderHint(QPainter::Antialiasing);
painter.setRenderHint(QPainter::SmoothPixmapTransform);
painter.setCompositionMode(QPainter::CompositionMode_DestinationIn);
// repaint volume slider handle glow image with theme highlight color
painter.drawImage(0, 0, mask);
painter.setCompositionMode(QPainter::CompositionMode_SourceAtop);
// Overlay the volume slider handle image
painter.drawImage(0, 0, QImage(":/volumeslider-handle.png"));
// Return QImage
return glow_image;
}

1
src/widgets/sliderwidget.h
View File

@ -99,6 +99,7 @@ class VolumeSlider : public Slider {
public:
VolumeSlider(QWidget* parent, uint max = 0);
QPixmap volumePixmapDraw() const;
QImage VolumeSliderHandleGlow() const;
protected:
virtual void paintEvent(QPaintEvent*);