src/gui/painting/qrgb.h File Reference

#include <QtCore/qglobal.h>

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Functions
Q_GUI_EXPORT_INLINE int	qRed (QRgb rgb)
Q_GUI_EXPORT_INLINE int	qGreen (QRgb rgb)
Q_GUI_EXPORT_INLINE int	qBlue (QRgb rgb)
Q_GUI_EXPORT_INLINE int	qAlpha (QRgb rgb)
Q_GUI_EXPORT_INLINE QRgb	qRgb (int r, int g, int b)
Q_GUI_EXPORT_INLINE QRgb	qRgba (int r, int g, int b, int a)
Q_GUI_EXPORT_INLINE int	qGray (int r, int g, int b)
Q_GUI_EXPORT_INLINE int	qGray (QRgb rgb)
Q_GUI_EXPORT_INLINE bool	qIsGray (QRgb rgb)
Variables
QT_BEGIN_HEADER typedef unsigned int	QRgb
const QRgb	RGB_MASK = 0x00ffffff

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Function Documentation

Q_GUI_EXPORT_INLINE int qAlpha

(

QRgb

rgb

)

[related]

Definition at line 46 of file qrgb.h.

Referenced by QPdfEnginePrivate::addImage(), QImage::alphaChannel(), QFontEngine::alphaMapForGlyph(), GLWidget::draw(), ExtraFiltersPlugin::filterImage(), BasicToolsPlugin::filterImage(), QWindowsXPStylePrivate::fixAlphaChannel(), QRasterBuffer::flushToARGBImage(), QCommonStyle::generatedIconPixmap(), QColorDialog::getRgba(), QPixmap::mask(), QImageSmoothScaler::scale(), QImage::setAlphaChannel(), QImage::setColor(), QImage::setColorTable(), GradientEditor::setGradientStops(), and qdesigner_internal::QtBrushButtonPrivate::slotEditBrush().

{ return ((rgb >> 24) & 0xff); }

Q_GUI_EXPORT_INLINE int qBlue

(

QRgb

rgb

)

[related]

Definition at line 43 of file qrgb.h.

Referenced by QPdfEnginePrivate::addImage(), QAlphaWidget::alphaBlend(), QGLContext::colorIndex(), GLWidget::draw(), QVFbView::drawScreen(), ExtraFiltersPlugin::filterImage(), QGLColormap::findNearest(), QWindowsXPStylePrivate::fixAlphaChannel(), QRasterBuffer::flushToARGBImage(), QVFbView::getBuffer(), QVFbView::getGamma(), QColorDialog::getRgba(), QColorShower::hsvEd(), QImageSmoothScaler::scale(), QImage::setAlphaChannel(), GradientEditor::setGradientStops(), QColorShower::setHsv(), QColorShower::setRgb(), qdesigner_internal::QtBrushButtonPrivate::slotEditBrush(), and QPNGImageWriter::writeImage().

{ return (rgb & 0xff); }

Q_GUI_EXPORT_INLINE int qGray

(

QRgb

rgb

)

[related]

Definition at line 58 of file qrgb.h.

References QColor::qBlue(), QColor::qGray(), QColor::qGreen(), and QColor::qRed().

{ return qGray(qRed(rgb), qGreen(rgb), qBlue(rgb)); }

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Q_GUI_EXPORT_INLINE int qGray	(	int	r,
		int	g,
		int	b
	)			[related]

Definition at line 55 of file qrgb.h.

Referenced by QMessageBox::aboutQt(), ImageModel::data(), QX11PaintEngine::drawPixmap(), QPixmap::fill(), BasicToolsPlugin::filterImage(), QBitmap::fromImage(), QCommonStyle::generatedIconPixmap(), QCleanlooksStyle::polish(), QImage::setAlphaChannel(), QX11PaintEngine::updateBrush(), and QX11PaintEngine::updatePen().

{ return (r*11+g*16+b*5)/32; }

Q_GUI_EXPORT_INLINE int qGreen

(

QRgb

rgb

)

[related]

Definition at line 40 of file qrgb.h.

Referenced by QPdfEnginePrivate::addImage(), QAlphaWidget::alphaBlend(), QRasterBuffer::clipImage(), QGLContext::colorIndex(), GLWidget::draw(), QVFbView::drawScreen(), ExtraFiltersPlugin::filterImage(), QGLColormap::findNearest(), QWindowsXPStylePrivate::fixAlphaChannel(), QRasterBuffer::flushToARGBImage(), QVFbView::getBuffer(), QVFbView::getGamma(), QColorDialog::getRgba(), QColorShower::hsvEd(), QImageSmoothScaler::scale(), QImage::setAlphaChannel(), GradientEditor::setGradientStops(), QColorShower::setHsv(), QColorShower::setRgb(), qdesigner_internal::QtBrushButtonPrivate::slotEditBrush(), and QPNGImageWriter::writeImage().

{ return ((rgb >> 8) & 0xff); }

Q_GUI_EXPORT_INLINE bool qIsGray

(

QRgb

rgb

)

Definition at line 61 of file qrgb.h.

References QColor::qBlue(), QColor::qGreen(), and QColor::qRed().

Referenced by QImage::allGray().

{ return qRed(rgb) == qGreen(rgb) && qRed(rgb) == qBlue(rgb); }

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Q_GUI_EXPORT_INLINE int qRed

(

QRgb

rgb

)

[related]

Definition at line 37 of file qrgb.h.

Referenced by QPdfEnginePrivate::addImage(), QAlphaWidget::alphaBlend(), QGLContext::colorIndex(), GLWidget::draw(), QVFbView::drawScreen(), ExtraFiltersPlugin::filterImage(), QGLColormap::findNearest(), QWindowsXPStylePrivate::fixAlphaChannel(), QRasterBuffer::flushToARGBImage(), QVFbView::getBuffer(), QVFbView::getGamma(), QColorDialog::getRgba(), QColorShower::hsvEd(), QImageSmoothScaler::scale(), QImage::setAlphaChannel(), GradientEditor::setGradientStops(), QColorShower::setHsv(), QColorShower::setRgb(), qdesigner_internal::QtBrushButtonPrivate::slotEditBrush(), and QPNGImageWriter::writeImage().

{ return ((rgb >> 16) & 0xff); }

Q_GUI_EXPORT_INLINE QRgb qRgb	(	int	r,
		int	g,
		int	b
	)			[related]

Definition at line 49 of file qrgb.h.

Referenced by QAlphaWidget::alphaBlend(), QImage::alphaChannel(), ScribbleArea::clearImage(), QRasterBuffer::clipImage(), QGIFFormat::decode(), QWindowsXPStyle::drawComplexControl(), QWindowsXPStyle::drawControl(), QWindowsXPStyle::drawPrimitive(), QVFbView::drawScreen(), QVFbView::getBuffer(), QVFbView::getGamma(), QImage::isGrayscale(), BackTabTextEdit::loadResource(), QGLContext::overlayTransparentColor(), PaintArea::PaintArea(), PreviewDialog::paintPreview(), QWindowsXPStyle::polish(), QColorShower::QColorShower(), QPngHandlerPrivate::readPngImage(), ScribbleArea::resizeImage(), QColorShower::rgbEd(), RenderThread::rgbFromWaveLength(), RenderThread::run(), QImageSmoothScaler::scale(), jpegSmoothScaler::scanLine(), and QVFbView::setGamma().

{ return (0xff << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }

Q_GUI_EXPORT_INLINE QRgb qRgba	(	int	r,
		int	g,
		int	b,
		int	a
	)			[related]

Definition at line 52 of file qrgb.h.

Referenced by QFontEngine::alphaMapForGlyph(), QFontEngineFT::alphaMapForGlyph(), QAnimationWriter::appendFrame(), DocumentShape::DocumentShape(), QPaintEngine::drawTiledPixmap(), QPixmap::fill(), ExtraFiltersPlugin::filterImage(), BasicToolsPlugin::filterImage(), GLWidget::formatInstructions(), QCommonStyle::generatedIconPixmap(), QColorDialog::getRgba(), DocumentShape::redraw(), ImageShape::redraw(), QColorShower::rgbEd(), and QImageSmoothScaler::scale().

{ return ((a & 0xff) << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }

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Variable Documentation

QT_BEGIN_HEADER typedef unsigned int QRgb [related]

Definition at line 33 of file qrgb.h.

Referenced by QPdfEnginePrivate::addImage(), QImage::allGray(), QImage::alphaChannel(), QAnimationWriter::appendFrame(), QRasterBuffer::clipImage(), QImage::color(), QGIFFormat::color(), QGLContext::colorIndex(), QRasterBuffer::colorizeBitmap(), QImage::createHeuristicMask(), QPixmap::createMaskFromColor(), QGIFFormat::decode(), QGIFFormat::disposePrevious(), QVFbView::drawScreen(), TetrixBoard::drawSquare(), Ui3Reader::embed(), QGIFFormat::fillRect(), QGLColormap::findNearest(), QRasterBuffer::flushToARGBImage(), QBitmap::fromImage(), QCommonStyle::generatedIconPixmap(), QVFbView::getBuffer(), QColorDialog::getRgba(), QColorDialogPrivate::init(), QPixmap::mask(), QGIFFormat::nextY(), Q3Table::paintCell(), QColorLuminancePicker::paintEvent(), QImage::pixel(), QColorDialog::QColorDialog(), QColorShower::QColorShower(), QPngHandlerPrivate::readPngImage(), QImage::rgbSwapped(), QImageSmoothScaler::scale(), QImageSmoothScaler::scanLine(), jpegSmoothScaler::scanLine(), QColorDialog::selectColor(), QImage::setAlphaChannel(), QVFbView::setGamma(), GradientEditor::setGradientStops(), QPixmap::setMask(), qdesigner_internal::QtBrushButtonPrivate::slotEditBrush(), qdesigner_internal::QtColorButtonPrivate::slotEditColor(), QCleanlooksStyle::standardPalette(), QPlastiqueStyle::standardPalette(), and QPNGImageWriter::writeImage().

const QRgb RGB_MASK = 0x00ffffff

Definition at line 35 of file qrgb.h.

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