77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
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#ifndef __FTBitmapGlyph__
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#define __FTBitmapGlyph__
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#include FT_GLYPH_H
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#include "FTGL.h"
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#include "FTGlyph.h"
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/**
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* FTBitmapGlyph is a specialisation of FTGlyph for creating bitmaps.
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*
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* It provides the interface between Freetype glyphs and their openGL
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* Renderable counterparts. This is an abstract class and derived classes
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* must implement the <code>Render</code> function.
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*
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* @see FTGlyphContainer
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*
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*/
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class FTGL_EXPORT FTBitmapGlyph : public FTGlyph
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{
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public:
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/**
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* Constructor
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*
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* @param glyph The Freetype glyph to be processed
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*/
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FTBitmapGlyph( FT_GlyphSlot glyph);
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/**
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* Destructor
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*/
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virtual ~FTBitmapGlyph();
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/**
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* Renders this glyph at the current pen position.
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*
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* @param pen The current pen position.
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* @return The advance distance for this glyph.
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*/
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virtual const FTPoint& Render( const FTPoint& pen);
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private:
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/**
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* The width of the glyph 'image'
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*/
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unsigned int destWidth;
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/**
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* The height of the glyph 'image'
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*/
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unsigned int destHeight;
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/**
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* The pitch of the glyph 'image'
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*/
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unsigned int destPitch;
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/**
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* Vector from the pen position to the topleft corner of the bitmap
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*/
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FTPoint pos;
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/**
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* Pointer to the 'image' data
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*/
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unsigned char* data;
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};
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#endif // __FTBitmapGlyph__
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