51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
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#ifndef HGL_GRAPH_FONT_SOURCE_INCLUDE
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#define HGL_GRAPH_FONT_SOURCE_INCLUDE
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#include<hgl/graph/FontInfo.h>
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namespace hgl
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{
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namespace graph
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{
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/**
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* 字体数据源抽像基类<br>
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* 主要提供点阵字体的数据产生管理
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*/
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class FontSource
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{
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public:
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/**
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* 字体位图数据
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*/
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struct Bitmap
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{
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int x,y; //图像显示偏移
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int w,h; //图像尺寸
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int adv_x,adv_y;//字符尺寸
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unsigned char *data;
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};//struct Bitmap
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protected:
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FontInfo fnt;
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FontSource::Bitmap char_bitmap[0xFFFF]; ///<字符位图数据
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protected:
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virtual bool MakeCharBitmap(u16char)=0; ///<产生字体数据
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virtual int GetLineHeight()const=0; ///<取得行高
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public:
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FontSource(const FontInfo &);
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virtual ~FontSource();
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FontSource::Bitmap *GetCharBitmap(u16char); ///<取得字体数据
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};//class FontSource
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}//namespace graph
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}//namespace hgl
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#endif//HGL_GRAPH_FONT_SOURCE_INCLUDE
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