I'm keeping the version which can be used as a BView replacement here. The API for the one used in app_server will change for it to be come more efficient.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12236 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus
parent
d3ff9cc39a
commit
30f5afc8a9
1472
src/tests/servers/app/painter/Painter.cpp
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1472
src/tests/servers/app/painter/Painter.cpp
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346
src/tests/servers/app/painter/Painter.h
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346
src/tests/servers/app/painter/Painter.h
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// Painter.h
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#ifndef PAINTER_H
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#define PAINTER_H
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#include <Font.h>
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#include <Rect.h>
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#include <FontServer.h>
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#include <ServerFont.h>
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#include "defines.h"
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#include "forwarding_pixfmt.h"
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#include "RGBColor.h"
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class AGGTextRenderer;
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class BBitmap;
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class BRegion;
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class DrawData;
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class PatternHandler;
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class RenderingBuffer;
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class ServerBitmap;
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class ServerFont;
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class Painter {
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public:
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Painter();
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virtual ~Painter();
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// frame buffer stuff
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void AttachToBuffer(RenderingBuffer* buffer);
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void DetachFromBuffer();
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void ConstrainClipping(const BRegion& region);
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void SetDrawData(const DrawData* data);
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// object settings
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void SetHighColor(const rgb_color& color);
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inline void SetHighColor(uint8 r, uint8 g, uint8 b, uint8 a = 255);
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inline void SetHighColor(const RGBColor& color)
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{ SetHighColor(color.GetColor32()); }
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void SetLowColor(const rgb_color& color);
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inline void SetLowColor(uint8 r, uint8 g, uint8 b, uint8 a = 255);
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inline void SetLowColor(const RGBColor& color)
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{ SetLowColor(color.GetColor32()); }
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void SetScale(float scale);
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void SetPenSize(float size);
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void SetOrigin(const BPoint& origin);
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void SetDrawingMode(drawing_mode mode);
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void SetBlendingMode(source_alpha alphaSrcMode,
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alpha_function alphaFncMode);
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void SetPenLocation(const BPoint& location);
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void SetFont(const BFont& font);
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void SetFont(const ServerFont& font);
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// BView API compatibility (for easier testing)
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void Sync() {}
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inline void MovePenTo(const BPoint& location)
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{ SetPenLocation(location); }
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inline void SetFont(const BFont* font)
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{ if (font) SetFont(*font); }
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// painting functions
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// lines
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BRect StrokeLine( BPoint a,
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BPoint b,
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const pattern& p = B_SOLID_HIGH);
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BRect StrokeLine( BPoint b,
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const pattern& p = B_SOLID_HIGH);
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// return true if the line was either vertical or horizontal
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// draws a solid one pixel wide line of color c, no blending
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bool StraightLine( BPoint a,
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BPoint b,
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const rgb_color& c) const;
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// triangles
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void StrokeTriangle( BPoint pt1,
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BPoint pt2,
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BPoint pt3,
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const pattern& p = B_SOLID_HIGH) const;
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void FillTriangle( BPoint pt1,
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BPoint pt2,
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BPoint pt3,
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const pattern& p = B_SOLID_HIGH) const;
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// polygons
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void StrokePolygon( const BPoint* ptArray,
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int32 numPts,
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bool closed = true,
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const pattern& p = B_SOLID_HIGH) const;
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void FillPolygon( const BPoint* ptArray,
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int32 numPts,
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bool closed = true,
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const pattern& p = B_SOLID_HIGH) const;
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// bezier curves
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void StrokeBezier( const BPoint* controlPoints,
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const pattern& p = B_SOLID_HIGH) const;
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void FillBezier( const BPoint* controlPoints,
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const pattern& p = B_SOLID_HIGH) const;
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// shapes
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void StrokeShape( /*const */BShape* shape,
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const pattern& p = B_SOLID_HIGH) const;
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void FillShape( /*const */BShape* shape,
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const pattern& p = B_SOLID_HIGH) const;
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// rects
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BRect StrokeRect( const BRect& r,
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const pattern& p = B_SOLID_HIGH) const;
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// strokes a one pixel wide solid rect, no blending
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void StrokeRect( const BRect& r,
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const rgb_color& c) const;
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BRect FillRect( const BRect& r,
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const pattern& p = B_SOLID_HIGH) const;
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// fills a solid rect with color c, no blending
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void FillRect( const BRect& r,
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const rgb_color& c) const;
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// round rects
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void StrokeRoundRect(const BRect& r,
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float xRadius,
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float yRadius,
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const pattern& p = B_SOLID_HIGH) const;
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void FillRoundRect( const BRect& r,
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float xRadius,
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float yRadius,
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const pattern& p = B_SOLID_HIGH) const;
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// ellipses
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void StrokeEllipse( BPoint center,
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float xRadius,
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float yRadius,
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const pattern& p = B_SOLID_HIGH) const;
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void FillEllipse( BPoint center,
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float xRadius,
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float yRadius,
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const pattern& p = B_SOLID_HIGH) const;
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// arcs
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void StrokeArc( BPoint center,
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float xRadius,
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float yRadius,
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float angle,
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float span,
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const pattern& p = B_SOLID_HIGH) const;
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void FillArc( BPoint center,
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float xRadius,
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float yRadius,
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float angle,
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float span,
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const pattern& p = B_SOLID_HIGH) const;
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// strings
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BRect DrawChar( char aChar);
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BRect DrawChar( char aChar,
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BPoint baseLine);
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BRect DrawString( const char* utf8String,
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uint32 length,
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const escapement_delta* delta = NULL);
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BRect DrawString( const char* utf8String,
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uint32 length,
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BPoint baseLine,
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const escapement_delta* delta = NULL);
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BRect DrawString( const char* utf8String,
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const escapement_delta* delta = NULL);
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BRect DrawString( const char* utf8String,
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BPoint baseLine,
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const escapement_delta* delta = NULL);
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// bitmaps
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void DrawBitmap( const BBitmap* bitmap,
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BRect bitmapRect,
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BRect viewRect) const;
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void DrawBitmap( const ServerBitmap* bitmap,
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BRect bitmapRect,
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BRect viewRect) const;
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// some convenience stuff
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void FillRegion( const BRegion* region,
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const pattern& p = B_SOLID_HIGH) const;
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void InvertRect( const BRect& r) const;
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BRect BoundingBox( const char* utf8String,
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uint32 length,
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const BPoint& baseLine) const;
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inline BRect ClipRect(const BRect& rect) const
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{ return _Clipped(rect); }
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private:
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void _MakeEmpty();
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void _Transform(BPoint* point,
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bool centerOffset = true) const;
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BPoint _Transform(const BPoint& point,
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bool centerOffset = true) const;
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void _Transform(float* width) const;
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float _Transform(const float& width) const;
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void _Transform(BRect* rect) const;
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BRect _Transform(const BRect& rect) const;
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BRect _Clipped(const BRect& rect) const;
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void _RebuildClipping();
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void _UpdateFont();
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void _UpdateLineWidth();
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// drawing functions stroke/fill
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void _DrawTriangle( BPoint pt1,
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BPoint pt2,
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BPoint pt3,
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const pattern& p,
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bool fill) const;
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void _DrawEllipse( BPoint center,
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float xRadius,
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float yRadius,
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const pattern& p,
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bool fill) const;
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void _DrawShape( /*const */BShape* shape,
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const pattern& p,
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bool fill) const;
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void _DrawPolygon( const BPoint* ptArray,
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int32 numPts,
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bool closed,
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const pattern& p,
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bool fill) const;
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void _DrawBitmap( const agg::rendering_buffer& srcBuffer,
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color_space format,
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BRect actualBitmapRect,
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BRect bitmapRect,
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BRect viewRect) const;
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void _DrawBitmap32( const agg::rendering_buffer& srcBuffer,
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BRect actualBitmapRect,
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BRect bitmapRect,
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BRect viewRect) const;
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void _InvertRect32(BRect r) const;
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template<class VertexSource>
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BRect _BoundingBox(VertexSource& path) const;
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template<class VertexSource>
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BRect _StrokePath(VertexSource& path,
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const pattern& p) const;
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template<class VertexSource>
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BRect _FillPath(VertexSource& path,
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const pattern& p) const;
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void _SetPattern(const pattern& p) const;
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void _SetRendererColor(const rgb_color& color) const;
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agg::rendering_buffer* fBuffer;
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// AGG rendering and rasterization classes
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pixfmt* fPixelFormat;
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renderer_base* fBaseRenderer;
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outline_renderer_type* fOutlineRenderer;
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outline_rasterizer_type* fOutlineRasterizer;
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scanline_type* fScanline;
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rasterizer_type* fRasterizer;
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renderer_type* fRenderer;
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font_renderer_solid_type* fFontRendererSolid;
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font_renderer_bin_type* fFontRendererBin;
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agg::line_profile_aa fLineProfile;
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// for internal coordinate rounding/transformation,
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// does not concern rendering
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bool fSubpixelPrecise;
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float fScale;
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float fPenSize;
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BPoint fOrigin;
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BRegion* fClippingRegion; // NULL indicates no clipping at all
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drawing_mode fDrawingMode;
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source_alpha fAlphaSrcMode;
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alpha_function fAlphaFncMode;
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BPoint fPenLocation;
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PatternHandler* fPatternHandler;
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ServerFont fFont;
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// a class handling rendering and caching of glyphs
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// it is setup to load from a specific Freetype supported
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// font file, it uses the FontManager to locate a file
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// by Family and Style
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AGGTextRenderer* fTextRenderer;
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uint32 fLastFamilyAndStyle;
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};
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// SetHighColor
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inline void
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Painter::SetHighColor(uint8 r, uint8 g, uint8 b, uint8 a)
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{
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rgb_color color;
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color.red = r;
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color.green = g;
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color.blue = b;
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color.alpha = a;
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SetHighColor(color);
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}
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// SetLowColor
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inline void
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Painter::SetLowColor(uint8 r, uint8 g, uint8 b, uint8 a)
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{
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rgb_color color;
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color.red = r;
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color.green = g;
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color.blue = b;
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color.alpha = a;
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SetLowColor(color);
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}
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#endif // PAINTER_H
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