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path: root/src/engine/textrender.h
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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com.                */
#ifndef ENGINE_TEXTRENDER_H
#define ENGINE_TEXTRENDER_H
#include "kernel.h"

enum
{
	TEXTFLAG_RENDER=1,
	TEXTFLAG_ALLOW_NEWLINE=2,
	TEXTFLAG_STOP_AT_END=4
};

class CFont;

class CTextCursor
{
public:
	int m_Flags;
	int m_LineCount;
	int m_CharCount;
	int m_MaxLines;
	
	float m_StartX;
	float m_StartY;
	float m_LineWidth;
	float m_X, m_Y;
	
	CFont *m_pFont;
	float m_FontSize;
};

class ITextRender : public IInterface
{
	MACRO_INTERFACE("textrender", 0)
public:
	virtual void SetCursor(CTextCursor *pCursor, float x, float y, float FontSize, int Flags) = 0;
	
	virtual CFont *LoadFont(const char *pFilename) = 0;
	virtual void DestroyFont(CFont *pFont) = 0;
	
	virtual void SetDefaultFont(CFont *pFont) = 0;

	//
	virtual void TextEx(CTextCursor *pCursor, const char *pText, int Length) = 0;
	
	// old foolish interface
	virtual void TextColor(float r, float g, float b, float a) = 0;
	virtual void TextOutlineColor(float r, float g, float b, float a) = 0;
	virtual void Text(void *pFontSetV, float x, float y, float Size, const char *pText, int MaxWidth) = 0;
	virtual float TextWidth(void *pFontSetV, float Size, const char *pText, int Length) = 0;
	virtual int TextLineCount(void *pFontSetV, float Size, const char *pText, float LineWidth) = 0;
};

class IEngineTextRender : public ITextRender
{
	MACRO_INTERFACE("enginetextrender", 0)
public:
	virtual void Init() = 0;
};

extern IEngineTextRender *CreateEngineTextRender();

#endif