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129 lines
3.3 KiB
C
129 lines
3.3 KiB
C
struct BoundsPainter : public NilPainter {
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virtual void MoveOp(const Pointf& p, bool rel);
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virtual void LineOp(const Pointf& p, bool rel);
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virtual void QuadraticOp(const Pointf& p1, const Pointf& p, bool rel);
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virtual void QuadraticOp(const Pointf& p, bool rel);
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virtual void CubicOp(const Pointf& p1, const Pointf& p2, const Pointf& p, bool rel);
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virtual void CubicOp(const Pointf& p2, const Pointf& p, bool rel);
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virtual void ArcOp(const Pointf& c, const Pointf& r, double angle, double sweep, bool rel);
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virtual void SvgArcOp(const Pointf& r, double xangle, bool large, bool sweep,
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const Pointf& p, bool rel);
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virtual void CloseOp();
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virtual void DivOp();
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virtual void TextOp(const Pointf& p, const wchar *text, Font fnt, int n = -1,
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double *dx = NULL);
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virtual void CharacterOp(const Pointf& p, int ch, Font fnt);
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virtual void TransformOp(const Xform2D& m);
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virtual void BeginOp();
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virtual void EndOp();
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void Finish(double width = 0);
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Painter& sw;
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Rectf boundingbox;
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Pointf current, qcontrol, ccontrol;
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Array<Xform2D> mtx;
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Rectf svg_boundingbox;
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NilPainter nil;
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void Bounds(Pointf p);
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void Quadratic(const Pointf& p1, const Pointf& p);
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void Cubic(const Pointf& p1, const Pointf& p2, const Pointf& p);
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void New();
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const Rectf& Get() { return boundingbox; }
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bool compute_svg_boundingbox;
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BoundsPainter(Painter& sw) : sw(sw) { New(); mtx.Add(); svg_boundingbox = Null; compute_svg_boundingbox = false; }
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};
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struct SvgParser : XmlParser {
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Painter& sw;
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void ParseSVG(const char *svg, const char *folder);
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struct Stop : Moveable<Stop> {
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RGBA color;
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double offset;
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};
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struct Gradient {
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bool resolved;
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bool radial;
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Pointf a, b, c, f;
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double r;
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int style;
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bool user_space; // TODO: Cascade!
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String transform;
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Vector<Stop> stop;
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String href;
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};
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ArrayMap<String, Gradient> gradient;
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struct State {
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double opacity;
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int fill_gradient;
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Color fill;
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double fill_opacity;
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int stroke_gradient;
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Color stroke;
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double stroke_width;
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double stroke_opacity;
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String dash_array;
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double dash_offset;
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Font font;
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};
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Array<State> state;
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bool closed;
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Pointf prev;
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Xform2D lastTransform;
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BoundsPainter bp;
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void Reset();
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static Color GetTextColor(const String& color);
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static Color GetColor(const String& text);
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void ProcessValue(const String& key, const String& value);
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void Style(const char *style);
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Xform2D Transform(const char *transform);
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String Txt(const char *id) { return (*this)[id]; }
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double Dbl(const char *id, double def = 0) { return Nvl(StrDbl(Txt(id)), def); }
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void StartElement();
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void EndElement();
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void StrokeFinishElement();
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void FinishElement();
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void DoGradient(int gi, bool stroke);
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void Poly(bool line);
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void ParseG();
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void ParseGradient(bool radial);
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void ResolveGradient(int i);
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bool ReadBool(CParser& p);
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double ReadDouble(CParser& p);
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Pointf ReadPoint0(CParser& p, bool rel);
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Pointf ReadPoint(CParser& p, bool rel);
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void Path(const char *s);
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bool Parse();
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Callback2<String, String&> resloader;
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SvgParser(const char *svg, Painter& sw);
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};
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