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83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
#ifndef _GtkApp_GtkApp_h_
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#define _GtkApp_GtkApp_h_
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#include <CtrlLib/CtrlLib.h>
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using namespace Upp;
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#include <gtk/gtk.h>
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class CairoDraw : public Draw {
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virtual dword GetInfo() const;
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virtual void BeginOp();
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virtual void EndOp();
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virtual void OffsetOp(Point p);
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virtual bool ClipOp(const Rect& r);
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virtual bool ClipoffOp(const Rect& r);
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virtual bool ExcludeClipOp(const Rect& r);
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virtual bool IntersectClipOp(const Rect& r);
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virtual bool IsPaintingOp(const Rect& r) const;
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virtual Rect GetPaintRect() const;
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virtual void DrawRectOp(int x, int y, int cx, int cy, Color color);
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virtual void SysDrawImageOp(int x, int y, const Image& img, Color color);
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virtual void DrawLineOp(int x1, int y1, int x2, int y2, int width, Color color);
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virtual void DrawPolyPolylineOp(const Point *vertices, int vertex_count,
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const int *counts, int count_count,
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int width, Color color, Color doxor);
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virtual void DrawPolyPolyPolygonOp(const Point *vertices, int vertex_count,
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const int *subpolygon_counts, int scc,
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const int *disjunct_polygon_counts, int dpcc,
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Color color, int width, Color outline,
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uint64 pattern, Color doxor);
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virtual void DrawArcOp(const Rect& rc, Point start, Point end, int width, Color color);
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virtual void DrawEllipseOp(const Rect& r, Color color, int pen, Color pencolor);
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virtual void DrawTextOp(int x, int y, int angle, const wchar *text, Font font,
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Color ink, int n, const int *dx);
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private:
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void SetColor(Color c);
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Point GetOffset() const;
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void RectPath(const Rect& r);
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void Push();
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void Pop();
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Vector<Point> offset;
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cairo_t *cr;
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CairoDraw() {}
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friend class CairoImageDraw;
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public:
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operator cairo_t*() { return cr; }
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CairoDraw(cairo_t *cr) : cr(cr) {}
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};
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class CairoImageDraw : public CairoDraw {
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cairo_surface_t *surface;
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Size isz;
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CairoDraw alpha;
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cairo_surface_t *alpha_surface;
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void Init(Size sz);
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void FetchStraight(ImageBuffer& b) const;
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public:
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Draw& Alpha();
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operator Image() const;
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Image GetStraight() const;
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CairoImageDraw(Size sz);
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CairoImageDraw(int cx, int cy);
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~CairoImageDraw();
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};
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#endif
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