FxUIPainter.h

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//
// (C) Copyright 2005-2025 by Graebert GmbH.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted, 
// provided that the above copyright notice appears in all copies and 
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting 
// documentation.
//
// GRAEBERT PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS. 
// GRAEBERT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  GRAEBERT GMBH 
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
 
#pragma once

 
#include "../FxCommonFramework.h"
#include "FxUIBrush.h"
#include "FxUIColor.h"
#include "FxUIRect.h"
#include "FxUIPainterPath.h"
#include "FxUIPaintDevice.h"
#include "FxUIGlobalDefines.h"
 
#if defined( XENON )
namespace Wt
{
    class WPainter;
}
 
using FxNativePainter = Wt::WPainter;
#else
class QPainter;
class QPaintDevice;
using FxNativePainter = QPainter;
#endif
 
class CFxUIPainterImpl;
class CFxUIPixmap;
class CFxUIImage;
class CFxUIPolygonF;
class CFxUIFont;
 
class COMMONUI_API CFxUIPainter
{
public:
    enum RenderHint
    {
        Antialiasing = 0x01,
        TextAntialiasing = 0x02,
        SmoothPixmapTransform = 0x04,
        Qt4CompatiblePainting = 0x20,
        LosslessImageRendering = 0x40,
    };
 
    enum FillRule
    {
        OddEvenFill,
        WindingFill
    };
 
public:

    CFxUIPainter();

    CFxUIPainter( CFxUIPaintDevice* paintDevice );

    ~CFxUIPainter();
 
    operator FxNativePainter*() const;

    void begin( CFxUIPaintDevice* paintDevice );

    void end();

    void drawEllipse( int x, int y, int width, int height );

    void drawPixmap( int x, int y, const CFxUIPixmap& pixmap );

    void drawPolygon( const CFxUIPolygonF& points, FillRule fillRule = OddEvenFill );

    void drawRect( int x, int y, int width, int height );

    void drawText( int x, int y, const CFxUIString& text );

    void drawText( const CFxUIRect& rectangle, int flags, const CFxUIString& text, CFxUIRect* boundingRect = nullptr );

    void drawPixmap( int x, int y, int w, int h, const CFxUIPixmap& pm );

    void fillRect( int x, int y, int widht, int height, const CFxUIColor& color );

    void fillPath( const CFxUIPainterPath& path, const CFxUIBrush& brush );

    void restore();

    void save();

    void setBrush( const CFxUIColor& color );

    void setFont( CFxUIFont& font );

    void setPen( const CFxUIColor& color );

    void setRenderHint( RenderHint hint, bool on = true );
 
protected:
    CFxUIPainterImpl* m_pImpl = nullptr;
};