mirror of
https://github.com/AquariaOSE/Aquaria.git
synced 2024-11-30 06:45:43 +00:00
70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
|
#ifndef __FTExtrdGlyph__
|
||
|
|
#define __FTExtrdGlyph__
|
||
|
|
|
||
|
|
#include <ft2build.h>
|
||
|
|
#include FT_FREETYPE_H
|
||
|
|
#include FT_GLYPH_H
|
||
|
|
|
||
|
|
#include "FTGL.h"
|
||
|
|
#include "FTGlyph.h"
|
||
|
|
|
||
|
|
class FTVectoriser;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* FTExtrdGlyph is a specialisation of FTGlyph for creating tessellated
|
||
|
|
* extruded polygon glyphs.
|
||
|
|
*
|
||
|
|
* @see FTGlyphContainer
|
||
|
|
* @see FTVectoriser
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
class FTGL_EXPORT FTExtrdGlyph : public FTGlyph
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
/**
|
||
|
|
* Constructor. Sets the Error to Invalid_Outline if the glyph isn't an outline.
|
||
|
|
*
|
||
|
|
* @param glyph The Freetype glyph to be processed
|
||
|
|
* @param depth The distance along the z axis to extrude the glyph
|
||
|
|
* @param useDisplayList Enable or disable the use of Display Lists for this glyph
|
||
|
|
* <code>true</code> turns ON display lists.
|
||
|
|
* <code>false</code> turns OFF display lists.
|
||
|
|
*/
|
||
|
|
FTExtrdGlyph( FT_GlyphSlot glyph, float depth, bool useDisplayList);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Destructor
|
||
|
|
*/
|
||
|
|
virtual ~FTExtrdGlyph();
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Renders this glyph at the current pen position.
|
||
|
|
*
|
||
|
|
* @param pen The current pen position.
|
||
|
|
* @return The advance distance for this glyph.
|
||
|
|
*/
|
||
|
|
virtual const FTPoint& Render( const FTPoint& pen);
|
||
|
|
|
||
|
|
private:
|
||
|
|
/**
|
||
|
|
* Calculate the normal vector to 2 points. This is 2D and ignores
|
||
|
|
* the z component. The normal will be normalised
|
||
|
|
*
|
||
|
|
* @param a
|
||
|
|
* @param b
|
||
|
|
* @return
|
||
|
|
*/
|
||
|
|
FTPoint GetNormal( const FTPoint &a, const FTPoint &b);
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* OpenGL display list
|
||
|
|
*/
|
||
|
|
GLuint glList;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif // __FTExtrdGlyph__
|
||
|
|
|