qpainter.3qt

Trolltech公司发布的基于C++图形开发环境

'\" t
.TH QPainter 3qt "24 January 2005" "Trolltech AS" \" -*- nroff -*-
.\" Copyright 1992-2001 Trolltech AS.  All rights reserved.  See the
.\" license file included in the distribution for a complete license
.\" statement.
.\"
.ad l
.nh
.SH NAME
QPainter \- Paints on paint devices
.br
.PP
\fC#include <qpainter.h>\fR
.PP
Inherits Qt.
.PP
.SS "Public Members"
.in +1c
.ti -1c
.BI "\fBQPainter\fR () "
.br
.ti -1c
.BI "\fBQPainter\fR ( const QPaintDevice * ) "
.br
.ti -1c
.BI "\fBQPainter\fR ( const QPaintDevice *, const QWidget * ) "
.br
.ti -1c
.BI "\fB~QPainter\fR () "
.br
.ti -1c
.BI "bool \fBbegin\fR ( const QPaintDevice * ) "
.br
.ti -1c
.BI "bool \fBbegin\fR ( const QPaintDevice *, const QWidget * ) "
.br
.ti -1c
.BI "bool \fBend\fR () "
.br
.ti -1c
.BI "QPaintDevice* \fBdevice\fR () const"
.br
.ti -1c
.BI "bool \fBisActive\fR () const"
.br
.ti -1c
.BI "void \fBflush\fR () "
.br
.ti -1c
.BI "void \fBsave\fR () "
.br
.ti -1c
.BI "void \fBrestore\fR () "
.br
.ti -1c
.BI "QFontMetrics \fBfontMetrics\fR () const"
.br
.ti -1c
.BI "QFontInfo \fBfontInfo\fR () const"
.br
.ti -1c
.BI "const QFont& \fBfont\fR () const"
.br
.ti -1c
.BI "void \fBsetFont\fR ( const QFont & ) "
.br
.ti -1c
.BI "const QPen& \fBpen\fR () const"
.br
.ti -1c
.BI "void \fBsetPen\fR ( const QPen & ) "
.br
.ti -1c
.BI "void \fBsetPen\fR ( PenStyle ) "
.br
.ti -1c
.BI "void \fBsetPen\fR ( const QColor & ) "
.br
.ti -1c
.BI "const QBrush& \fBbrush\fR () const"
.br
.ti -1c
.BI "void \fBsetBrush\fR ( const QBrush & ) "
.br
.ti -1c
.BI "void \fBsetBrush\fR ( BrushStyle ) "
.br
.ti -1c
.BI "void \fBsetBrush\fR ( const QColor & ) "
.br
.ti -1c
.BI "QPoint \fBpos\fR () const"
.br
.ti -1c
.BI "const QColor& \fBbackgroundColor\fR () const"
.br
.ti -1c
.BI "void \fBsetBackgroundColor\fR ( const QColor & ) "
.br
.ti -1c
.BI "BGMode \fBbackgroundMode\fR () const"
.br
.ti -1c
.BI "void \fBsetBackgroundMode\fR ( BGMode ) "
.br
.ti -1c
.BI "RasterOp \fBrasterOp\fR () const"
.br
.ti -1c
.BI "void \fBsetRasterOp\fR ( RasterOp ) "
.br
.ti -1c
.BI "const QPoint& \fBbrushOrigin\fR () const"
.br
.ti -1c
.BI "void \fBsetBrushOrigin\fR ( int " "x" ", int y ) "
.br
.ti -1c
.BI "void \fBsetBrushOrigin\fR ( const QPoint & ) "
.br
.ti -1c
.BI "bool \fBhasViewXForm\fR () const"
.br
.ti -1c
.BI "bool \fBhasWorldXForm\fR () const"
.br
.ti -1c
.BI "void \fBsetViewXForm\fR ( bool ) "
.br
.ti -1c
.BI "QRect \fBwindow\fR () const"
.br
.ti -1c
.BI "void \fBsetWindow\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBsetWindow\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "QRect \fBviewport\fR () const"
.br
.ti -1c
.BI "void \fBsetViewport\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBsetViewport\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBsetWorldXForm\fR ( bool ) "
.br
.ti -1c
.BI "const QWMatrix& \fBworldMatrix\fR () const"
.br
.ti -1c
.BI "void \fBsetWorldMatrix\fR ( const QWMatrix &, bool " "combine" "=FALSE ) "
.br
.ti -1c
.BI "void saveWorldMatrix () \fI(obsolete)\fR"
.br
.ti -1c
.BI "void restoreWorldMatrix () \fI(obsolete)\fR"
.br
.ti -1c
.BI "void \fBscale\fR ( double " "sx" ", double sy ) "
.br
.ti -1c
.BI "void \fBshear\fR ( double " "sh" ", double sv ) "
.br
.ti -1c
.BI "void \fBrotate\fR ( double a ) "
.br
.ti -1c
.BI "void \fBtranslate\fR ( double " "dx" ", double dy ) "
.br
.ti -1c
.BI "void \fBresetXForm\fR () "
.br
.ti -1c
.BI "QPoint \fBxForm\fR ( const QPoint & ) const"
.br
.ti -1c
.BI "QRect \fBxForm\fR ( const QRect & ) const"
.br
.ti -1c
.BI "QPointArray \fBxForm\fR ( const QPointArray & ) const"
.br
.ti -1c
.BI "QPointArray \fBxForm\fR ( const QPointArray &, int " "index" ", int npoints ) const"
.br
.ti -1c
.BI "QPoint \fBxFormDev\fR ( const QPoint & ) const"
.br
.ti -1c
.BI "QRect \fBxFormDev\fR ( const QRect & ) const"
.br
.ti -1c
.BI "QPointArray \fBxFormDev\fR ( const QPointArray & ) const"
.br
.ti -1c
.BI "QPointArray \fBxFormDev\fR ( const QPointArray &, int " "index" ", int npoints ) const"
.br
.ti -1c
.BI "void \fBsetClipping\fR ( bool ) "
.br
.ti -1c
.BI "bool \fBhasClipping\fR () const"
.br
.ti -1c
.BI "const QRegion& \fBclipRegion\fR () const"
.br
.ti -1c
.BI "void \fBsetClipRect\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBsetClipRect\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBsetClipRegion\fR ( const QRegion & ) "
.br
.ti -1c
.BI "void \fBdrawPoint\fR ( int " "x" ", int y ) "
.br
.ti -1c
.BI "void \fBdrawPoint\fR ( const QPoint & ) "
.br
.ti -1c
.BI "void \fBdrawPoints\fR ( const QPointArray & " "a" ", int " "index" "=0, int " "npoints" "=-1 ) "
.br
.ti -1c
.BI "void \fBmoveTo\fR ( int " "x" ", int y ) "
.br
.ti -1c
.BI "void \fBmoveTo\fR ( const QPoint & ) "
.br
.ti -1c
.BI "void \fBlineTo\fR ( int " "x" ", int y ) "
.br
.ti -1c
.BI "void \fBlineTo\fR ( const QPoint & ) "
.br
.ti -1c
.BI "void \fBdrawLine\fR ( int " "x1" ", int " "y1" ", int " "x2" ", int y2 ) "
.br
.ti -1c
.BI "void \fBdrawLine\fR ( const QPoint &, const QPoint & ) "
.br
.ti -1c
.BI "void \fBdrawRect\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBdrawRect\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBdrawWinFocusRect\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBdrawWinFocusRect\fR ( int " "x" ", int " "y" ", int " "w" ", int " "h" ", const QColor & bgColor ) "
.br
.ti -1c
.BI "void \fBdrawWinFocusRect\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBdrawWinFocusRect\fR ( const QRect &, const QColor & bgColor ) "
.br
.ti -1c
.BI "void \fBdrawRoundRect\fR ( int " "x" ", int " "y" ", int " "w" ", int " "h" ", int, int ) "
.br
.ti -1c
.BI "void \fBdrawRoundRect\fR ( const QRect &, int, int ) "
.br
.ti -1c
.BI "void \fBdrawRoundRect\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBdrawRoundRect\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBdrawEllipse\fR ( int " "x" ", int " "y" ", int " "w" ", int h ) "
.br
.ti -1c
.BI "void \fBdrawEllipse\fR ( const QRect & ) "
.br
.ti -1c
.BI "void \fBdrawArc\fR ( int " "x" ", int " "y" ", int " "w" ", int " "h" ", int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawArc\fR ( const QRect &, int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawPie\fR ( int " "x" ", int " "y" ", int " "w" ", int " "h" ", int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawPie\fR ( const QRect &, int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawChord\fR ( int " "x" ", int " "y" ", int " "w" ", int " "h" ", int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawChord\fR ( const QRect &, int " "a" ", int alen ) "
.br
.ti -1c
.BI "void \fBdrawLineSegments\fR ( const QPointArray &, int " "index" "=0, int " "nlines" "=-1 ) "
.br
.ti -1c
.BI "void \fBdrawPolyline\fR ( const QPointArray &, int " "index" "=0, int " "npoints" "=-1 ) "
.br
.ti -1c
.BI "void \fBdrawPolygon\fR ( const QPointArray &, bool " "winding" "=FALSE, int " "index" "=0, int " "npoints" "=-1 ) "
.br