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c++ Programming Glossary: painterWhat leads to incomplete types? (QGraphicsItem: Source or target has incomplete type) http://stackoverflow.com/questions/10108720/what-leads-to-incomplete-types-qgraphicsitem-source-or-target-has-incomplete content bool hasContent QColor color void paint QPainter painter const QStyleOptionGraphicsItem option QWidget widget QRectF..
What is the most efficient way to display decoded video frames in Qt? http://stackoverflow.com/questions/1242005/what-is-the-most-efficient-way-to-display-decoded-video-frames-in-qt QGLCanvas paintEvent QPaintEvent QPainter p this Set the painter to use a smooth scaling algorithm. p.SetRenderHint QPainter..
How do I make an image resize to scale in Qt? http://stackoverflow.com/questions/14107144/how-do-i-make-an-image-resize-to-scale-in-qt QWidget paintEvent event if pix.isNull return QPainter painter this painter.setRenderHint QPainter Antialiasing QSize pixSize.. event if pix.isNull return QPainter painter this painter.setRenderHint QPainter Antialiasing QSize pixSize pix.size pixSize.scale.. pixSize Qt KeepAspectRatio Qt SmoothTransformation painter.drawPixmap QPoint scaledPix const QPixmap ImageLabel2 pixmap..
itemAt not returning custom qGraphicsItem http://stackoverflow.com/questions/16919819/itemat-not-returning-custom-qgraphicsitem VModule QRectF boundingRect const void paint QPainter painter const QStyleOptionGraphicsItem option QWidget widget private.. return QRectF xAddr 0 w h void VModule paint QPainter painter const QStypeOptionGraphicsItem option QWidget widget brushes.. option QWidget widget brushes and so on are set ... painter drawPolygon baseShape qt OddEvenFill there are other polygons..
Qt: making a stacked barchart with different colors [closed] http://stackoverflow.com/questions/20801622/qt-making-a-stacked-barchart-with-different-colors defined structure. Any help is welcome. Thx c qt colors qpainter qtgui share improve this question You seem to need something.. which you have not yet shared with us. ... QPainter painter new QPainter MyPaintDevice MyPaintDevice could be even 'this'.. MyPaintDevice could be even 'this' QPen pen Qt gray 2 painter setPen pen int currentX 0 const int currentY 0 const int height..
Qt: How to force a hidden widget to calculate its layout? http://stackoverflow.com/questions/2427103/qt-how-to-force-a-hidden-widget-to-calculate-its-layout happening which is expected. When I call w render painter w mapToGlobal QPoint 0 0 I get a bunch of controls all overlapping..
Q_OBJECT throwing 'undefined reference to vtable' error [duplicate] http://stackoverflow.com/questions/4774291/q-object-throwing-undefined-reference-to-vtable-error boundingRect const return QRectF void paint QPainter painter const QStyleOptionGraphicsItem option QWidget widget int main..
Rendering QImage on QGLWidget of QML plugin http://stackoverflow.com/questions/8446437/rendering-qimage-on-qglwidget-of-qml-plugin I would like some advice on this void Video paint QPainter painter const QStyleOptionGraphicsItem option QWidget widget Q_UNUSED.. QStyleOptionGraphicsItem option QWidget widget Q_UNUSED painter Q_UNUSED widget Q_UNUSED option Q_D Video I know for sure at.. valid but I'm hiding the code for clarity d canvas .paint painter option d image The canvas object is declared as GLWidget canvas..
Image scaling (KeepAspectRatioByExpanding) through OpenGL http://stackoverflow.com/questions/9011108/image-scaling-keepaspectratiobyexpanding-through-opengl _frame void GLWidget paintEvent QPaintEvent event QPainter painter this painter.setRenderHint QPainter Antialiasing qDebug GLWidget.. paintEvent QPaintEvent event QPainter painter this painter.setRenderHint QPainter Antialiasing qDebug GLWidget paintEvent.. QPainter Antialiasing qDebug GLWidget paintEvent OpenGL painter.paintEngine type QPaintEngine OpenGL painter.paintEngine type..
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