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MaskablePixmapWidget::getPixmap: return the masked pixmap

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This commit is contained in:
krepa098 2014-10-05 14:36:07 +02:00
parent b487fddf99
commit 8e664b5ff7
2 changed files with 6 additions and 5 deletions
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10
widget/maskablepixmapwidget.cpp
View File

@ -19,6 +19,7 @@
MaskablePixmapWidget::MaskablePixmapWidget(QWidget *parent, QSize size, QString maskName) MaskablePixmapWidget::MaskablePixmapWidget(QWidget *parent, QSize size, QString maskName)
: QWidget(parent) : QWidget(parent)
, renderTarget(size)
, backgroundColor(Qt::white) , backgroundColor(Qt::white)
, clickable(false) , clickable(false)
{ {
@ -106,17 +107,16 @@ void MaskablePixmapWidget::setPixmap(const QPixmap &pmap)
QPixmap MaskablePixmapWidget::getPixmap() const QPixmap MaskablePixmapWidget::getPixmap() const
{ {
return pixmap; return renderTarget;
} }
void MaskablePixmapWidget::paintEvent(QPaintEvent *) void MaskablePixmapWidget::paintEvent(QPaintEvent *)
{ {
QPixmap tmp(width(), height()); renderTarget.fill(Qt::transparent);
tmp.fill(Qt::transparent);
QPoint offset((width() - pixmap.size().width())/2,(height() - pixmap.size().height())/2); // centering the pixmap QPoint offset((width() - pixmap.size().width())/2,(height() - pixmap.size().height())/2); // centering the pixmap
QPainter painter(&tmp); QPainter painter(&renderTarget);
painter.setCompositionMode(QPainter::CompositionMode_SourceOver); painter.setCompositionMode(QPainter::CompositionMode_SourceOver);
painter.fillRect(0,0,width(),height(),backgroundColor); painter.fillRect(0,0,width(),height(),backgroundColor);
painter.drawPixmap(offset,pixmap); painter.drawPixmap(offset,pixmap);
@ -125,7 +125,7 @@ void MaskablePixmapWidget::paintEvent(QPaintEvent *)
painter.end(); painter.end();
painter.begin(this); painter.begin(this);
painter.drawPixmap(0,0,tmp); painter.drawPixmap(0,0,renderTarget);
} }
void MaskablePixmapWidget::mousePressEvent(QMouseEvent*) void MaskablePixmapWidget::mousePressEvent(QMouseEvent*)

1
widget/maskablepixmapwidget.h
View File

@ -42,6 +42,7 @@ protected:
private: private:
QPixmap pixmap; QPixmap pixmap;
QPixmap mask; QPixmap mask;
QPixmap renderTarget;
QSize size; QSize size;
QString maskName; QString maskName;
QColor backgroundColor; QColor backgroundColor;