GLFont2d.h

Go to the documentation of this file.

////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    Scorched3D is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#ifndef _GLFONT2D_H_
#define _GLFONT2D_H_

#include <common/Vector.h>
#include <common/Vector4.h>
#include <lang/LangString.h>
#include <GLEXT/GLFont2dStorage.h>

class GLFont2dFreeType;
class GLFont2dI;
class GLFont2d  
{
public:
        GLFont2d();
        ~GLFont2d();

        bool createFont(const std::string &typeFace, unsigned int h, bool makeShadow = false);

        void draw(Vector &color, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawA(Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawA(GLFont2dI *handler, Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawWidth(float width, 
                Vector &color, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawWidthRhs(float width, 
                Vector &color, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawSubStr(int start, int len,
                Vector &color, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawSubStrA(int start, int len,
                Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const LangString &text);
        void drawBilboard(Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const LangString &text);

        float getWidth(float size, const LangString &text, int len = 0);
        int getChars(float size, const LangString &text, float width);

        void draw(Vector &color, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawA(Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawA(GLFont2dI *handler, Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawWidth(float width, 
                Vector &color, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawWidthRhs(float width, 
                Vector &color, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawSubStr(int start, int len,
                Vector &color, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawSubStrA(int start, int len,
                Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const std::string &text);
        void drawBilboard(Vector &color, float alpha, float size, 
                float x, float y, float z, 
                const std::string &text);

        float getWidth(float size, const std::string &text, int len = 0);
        int getChars(float size, const std::string &text, float width);

        static unsigned int getTotalCharacters() { return totalCharacters_; }

protected:
        static unsigned int totalCharacters_;
        GLFont2dFreeType *freetype_;
        GLFont2dStorage characters_;
        LangString langText_;
        float height_;

        GLFont2dStorage::CharEntry *getCharacter(unsigned int character);

        void drawLetter(GLFont2dStorage::CharEntry *entry);

        bool drawString(unsigned len,
                Vector &color, float alpha, 
                float size, 
                float x, float y, float z, 
                const unsigned int *string,
                bool bilboard);
        bool drawStringHandler(unsigned length, 
                GLFont2dI *handler, 
                Vector &color, float alpha, 
                float size, 
                float x, float y, float z, 
                const unsigned int *string);
};

class GLFont2dI
{
public:
        virtual void drawCharacter(
                int charPosition, Vector &position, 
                GLFont2dStorage::CharEntry &charEntry, Vector4 &color) = 0;
};

#endif /* _GLFONT2D_H_ */

---