hello world

neo/ui/DeviceContext.h

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+/*
+===========================================================================
+
+Doom 3 GPL Source Code
+Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 
+
+This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  
+
+Doom 3 Source Code 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 3 of the License, or
+(at your option) any later version.
+
+Doom 3 Source Code 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 Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.
+
+In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.
+
+If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
+
+===========================================================================
+*/
+
+#ifndef __DEVICECONTEXT_H__
+#define __DEVICECONTEXT_H__
+
+// device context support for gui stuff
+//
+
+#include "Rectangle.h"
+
+const int VIRTUAL_WIDTH = 640;
+const int VIRTUAL_HEIGHT = 480;
+const int BLINK_DIVISOR = 200;
+
+class idDeviceContext {
+public:
+	idDeviceContext();
+	~idDeviceContext() { }
+	
+	void				Init();
+	void				Shutdown();
+	bool				Initialized() { return initialized; }
+	void				EnableLocalization();
+
+	void				GetTransformInfo(idVec3& origin, idMat3& mat );
+
+	void				SetTransformInfo(const idVec3 &origin, const idMat3 &mat);
+	void				DrawMaterial(float x, float y, float w, float h, const idMaterial *mat, const idVec4 &color, float scalex = 1.0, float scaley = 1.0);
+	void				DrawRect(float x, float y, float width, float height, float size, const idVec4 &color);
+	void				DrawFilledRect(float x, float y, float width, float height, const idVec4 &color);
+	int					DrawText(const char *text, float textScale, int textAlign, idVec4 color, idRectangle rectDraw, bool wrap, int cursor = -1, bool calcOnly = false, idList<int> *breaks = NULL, int limit = 0 );
+	void				DrawMaterialRect( float x, float y, float w, float h, float size, const idMaterial *mat, const idVec4 &color);
+	void				DrawStretchPic(float x, float y, float w, float h, float s0, float t0, float s1, float t1, const idMaterial *mat);
+
+	void				DrawMaterialRotated(float x, float y, float w, float h, const idMaterial *mat, const idVec4 &color, float scalex = 1.0, float scaley = 1.0, float angle = 0.0f);
+	void				DrawStretchPicRotated(float x, float y, float w, float h, float s0, float t0, float s1, float t1, const idMaterial *mat, float angle = 0.0f);
+
+	int					CharWidth( const char c, float scale );
+	int					TextWidth(const char *text, float scale, int limit);
+	int					TextHeight(const char *text, float scale, int limit);
+	int					MaxCharHeight(float scale);
+	int					MaxCharWidth(float scale);
+
+	int					FindFont( const char *name );
+	void				SetupFonts();
+
+	idRegion			*GetTextRegion(const char *text, float textScale, idRectangle rectDraw, float xStart, float yStart);
+
+	void				SetSize(float width, float height);
+
+	const idMaterial	*GetScrollBarImage(int index);
+
+	void				DrawCursor(float *x, float *y, float size);
+	void				SetCursor(int n);
+
+	void				AdjustCoords(float *x, float *y, float *w, float *h);
+	bool				ClippedCoords(float *x, float *y, float *w, float *h);
+	bool				ClippedCoords(float *x, float *y, float *w, float *h, float *s1, float *t1, float *s2, float *t2);
+
+	void				PushClipRect(float x, float y, float w, float h);
+	void				PushClipRect(idRectangle r);
+	void				PopClipRect();
+
+	void				EnableClipping(bool b) { enableClipping = b; };
+	void				SetFont( int num );
+
+	void				SetOverStrike(bool b) { overStrikeMode = b; }
+
+	bool				GetOverStrike() { return overStrikeMode; }
+
+	void				DrawEditCursor(float x, float y, float scale);
+
+	enum {
+		CURSOR_ARROW,
+		CURSOR_HAND,
+		CURSOR_COUNT
+	};
+
+	enum {
+		ALIGN_LEFT,
+		ALIGN_CENTER,
+		ALIGN_RIGHT
+	};
+
+	enum {
+		SCROLLBAR_HBACK,
+		SCROLLBAR_VBACK,
+		SCROLLBAR_THUMB,
+		SCROLLBAR_RIGHT,
+		SCROLLBAR_LEFT,
+		SCROLLBAR_UP,
+		SCROLLBAR_DOWN,
+		SCROLLBAR_COUNT
+	};
+
+	static idVec4 colorPurple;
+	static idVec4 colorOrange;
+	static idVec4 colorYellow;
+	static idVec4 colorGreen;
+	static idVec4 colorBlue;
+	static idVec4 colorRed;
+	static idVec4 colorWhite;
+	static idVec4 colorBlack;
+	static idVec4 colorNone;
+
+private:
+	int					DrawText(float x, float y, float scale, idVec4 color, const char *text, float adjust, int limit, int style, int cursor = -1);
+	void				PaintChar(float x,float y,float width,float height,float scale,float	s,float	t,float	s2,float t2,const idMaterial *hShader);
+	void				SetFontByScale( float scale );
+	void				Clear( void );
+
+	const idMaterial	*cursorImages[CURSOR_COUNT];
+	const idMaterial	*scrollBarImages[SCROLLBAR_COUNT];
+	const idMaterial	*whiteImage;
+	fontInfoEx_t		*activeFont;
+	fontInfo_t			*useFont;
+	idStr				fontName;
+	float				xScale;
+	float				yScale;
+
+	float				vidHeight;
+	float				vidWidth;
+
+	int					cursor;
+
+	idList<idRectangle>	clipRects;
+	
+	static idList<fontInfoEx_t> fonts;
+	idStr fontLang;
+
+	bool				enableClipping;
+
+	bool				overStrikeMode;
+
+	idMat3				mat;
+	idVec3				origin;
+	bool				initialized;
+
+	bool				mbcs;
+};
+
+#endif /* !__DEVICECONTEXT_H__ */