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66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
#ifndef _Draw_FontInt_h_
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#define _Draw_FontInt_h_
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// Implementation header
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struct FaceInfo : Moveable<FaceInfo> {
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String name;
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dword info = 0;
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};
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struct CommonFontInfo {
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int ascent;
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int descent;
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int external;
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int internal;
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int overhang;
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int avewidth;
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int maxwidth;
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int firstchar;
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int charcount;
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int default_char;
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int spacebefore;
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int spaceafter;
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bool fixedpitch;
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bool scaleable;
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bool ttf;
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int aux;
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int colorimg_cy; // FreeType color Emoji original height
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char path[256]; // optional (linux only)
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int fonti = 0; // font index in .ttc, .otc
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};
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class Font;
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struct GlyphInfo {
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int16 width;
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int16 lspc;
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int16 rspc;
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word glyphi = 0; // optional, not available in Win32, X11
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bool IsNormal() const { return (word)width != 0x8000; }
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bool IsComposed() const { return !IsNormal() && (lspc == -1 || lspc == -11); }
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bool IsComposedLM() const { return !IsNormal() && lspc == -11; }
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bool IsReplaced() const { return !IsNormal() && lspc >= 0; }
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bool IsMissing() const { return !IsNormal() && lspc == -2; }
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};
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void Std(Font& font);
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GlyphInfo GetGlyphInfo(Font font, int chr);
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const CommonFontInfo& GetFontInfo(Font font);
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bool IsNormal_nc(Font font, int chr);
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void GlyphMetrics(GlyphInfo& f, Font font, int chr);
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void InvalidateFontList();
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// Platform specific font interface
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CommonFontInfo GetFontInfoSys(Font font);
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GlyphInfo GetGlyphInfoSys(Font font, int chr);
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Vector<FaceInfo> GetAllFacesSys();
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String GetFontDataSys(Font font, const char *table, int offset, int size);
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void RenderCharacterSys(FontGlyphConsumer& sw, double x, double y, int ch, Font fnt);
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#endif
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