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/****************************************************************************
**
** Definition of TQt3CairoPaintDevice class
**
** Copyright (C) 2012 Timothy Pearson. All rights reserved.
**
** This file is part of the TDE Qt4 style interface
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TDEQT4PAINTER_H
#define TDEQT4PAINTER_H
#define TQT_NO_COMPAT_NAMES
#include "ntqpaintdevice.h"
#include "ntqbuffer.h"
#include "ntqcolor.h"
#include "ntqpen.h"
#include "ntqbrush.h"
#include "ntqfont.h"
#include "ntqimage.h"
#include "ntqptrstack.h"
#include "ntqpainter.h"
#include <cairo.h>
#include <pango/pangocairo.h>
typedef TQPtrStack<TQWMatrix> TQWMatrixStack;
class Q_EXPORT TQt3CairoPaintDevice : public TQPaintDevice // picture class
{
public:
TQt3CairoPaintDevice( cairo_surface_t * );
~TQt3CairoPaintDevice();
protected:
bool cmd( int, TQPainter *, TQPDevCmdParam * );
int metric( int ) const;
private:
void resetIntermediateSurface();
void transferIntermediateSurface();
void updatePen(bool backgroundStroke=FALSE);
void dualStrokePen();
void updateBrush(bool backgroundStroke=FALSE, cairo_fill_rule_t fillMethod=CAIRO_FILL_RULE_WINDING);
void dualStrokeBrush(cairo_fill_rule_t fillMethod=CAIRO_FILL_RULE_WINDING);
void drawPolygon(const TQPointArray* pointarray, bool winding, bool fill, bool close);
void drawRoundRect(int x, int y, int w, int h, int xRnd, int yRnd);
void drawEllipse(int x, int y, int w, int h);
void drawArc(int x, int y, int w, int h, int a, int alen);
void drawPie(int x, int y, int w, int h, int a, int alen);
void drawChord(int x, int y, int w, int h, int a, int alen);
void pangoSetupTextPath(PangoLayout *layout, const char* text);
void drawText(TQPainter *p, int x, int y, const TQString &str);
void drawTextInRect(TQPainter *p, TQRect rect, int textFlags, const TQString &str);
void setCairoTransformations();
private:
cairo_surface_t *m_surface;
cairo_surface_t *m_intermediateSurface;
cairo_t *m_painter;
cairo_t *m_devicePainter;
cairo_matrix_t m_worldMatrix;
cairo_matrix_t m_viewportMatrix;
bool m_worldMatrixEnabled;
bool m_viewportMatrixEnabled;
TQColor m_bgColor;
TQt::BGMode m_bgColorMode;
TQPen m_pen;
TQBrush m_brush;
TQPoint m_brushOrigin;
TQFont m_font;
TQt::RasterOp m_rop;
TQImage m_clipRegion;
bool m_clipRegionEnabled;
TQWMatrixStack m_worldMatrixStack;
PangoTabArray* m_tabStops;
PangoTabArray* m_tabStopArray;
bool m_tabStopsValid;
bool m_tabStopArrayValid;
};
#endif // TDEQT4PAINTER_H
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