mirror of
https://github.com/ultimatepp/ultimatepp.git
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109 lines
No EOL
2.4 KiB
C++
109 lines
No EOL
2.4 KiB
C++
#include "RichText.h"
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namespace Upp {
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struct RichDiagram : public RichObjectType {
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String GetTypeName(const Value& v) const override;
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Value Read(const String& s) const override;
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String Write(const Value& v) const override;
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Size GetPhysicalSize(const Value& data) const override;
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Size GetPixelSize(const Value& data) const override;
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void Paint(const Value& data, Draw& w, Size sz, const RichObjectPaintInfo& pi) const override;
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Image ToImage(int64, const Value& data, Size sz, const RichObjectPaintInfo& pi) const override;
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static Image GetImage(const Value &data, Size sz, bool dark);
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static bool Load(Diagram& m, const Value& zqdf);
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};
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String RichDiagram::GetTypeName(const Value& v) const
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{
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return "qdf";
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}
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Value RichDiagram::Read(const String& s) const
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{
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return s;
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}
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String RichDiagram::Write(const Value& v) const
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{
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return v;
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}
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bool RichDiagram::Load(Diagram &m, const Value &zqdf)
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{
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String qdf = ZDecompress(~zqdf);
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try {
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CParser p(qdf);
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m.Load(p);
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}
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catch(CParser::Error) {
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return false;
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}
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return true;
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}
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Size RichDiagram::GetPhysicalSize(const Value& data) const
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{
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Diagram m;
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if(Load(m, data)) {
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Zoom z = GetRichTextStdScreenZoom();
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return z.d * (Size)m.GetSize() / z.m;
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}
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return Size(0, 0);
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}
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Size RichDiagram::GetPixelSize(const Value& data) const
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{
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Diagram m;
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return Load(m, ~data) ? m.GetSize() : Size(0, 0);
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}
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Image RichDiagram::GetImage(const Value& data, Size sz, bool dark)
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{
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Diagram m;
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if(Load(m, data)) {
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Size isz = m.GetSize();
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ImagePainter sw(sz);
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sw.Clear();
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sw.Scale((double)sz.cx / isz.cx, (double)sz.cy / isz.cy);
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Diagram::PaintInfo pi;
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pi.dark = dark;
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m.Paint(sw, pi);
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return sw;
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}
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return Null;
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}
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void RichDiagram::Paint(const Value& data, Draw& w, Size sz, const RichObjectPaintInfo& pi) const
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{
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w.DrawImage(0, 0, ToImage(0, data, sz, pi));
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}
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Image RichDiagram::ToImage(int64 serial_id, const Value& data, Size sz, const RichObjectPaintInfo& pi) const
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{
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struct DiagramLoader : ImageMaker {
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int64 serial_id;
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String data;
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Size sz;
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bool dark;
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virtual String Key() const { String x; RawCat(x, serial_id); RawCat(x, data); RawCat(x, sz); RawCat(x, dark); return x; }
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virtual Image Make() const {
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return GetImage(data, sz, dark);
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}
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} loader;
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loader.serial_id = serial_id;
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loader.data = ~data;
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loader.sz = sz;
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loader.dark = pi.dark;
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return MakeImage(loader);
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}
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INITBLOCK {
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RichObject::Register("qdf", &Single<RichDiagram>());
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};
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}; |