mirror of
https://github.com/libretro/RetroArch
synced 2025-01-12 21:47:17 +00:00
134 lines
4.8 KiB
C++
134 lines
4.8 KiB
C++
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2012 - Daniel De Matteis
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _SSNES360_DEBUG_FONTS_H
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#define _SSNES360_DEBUG_FONTS_H
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#include "xdk360_video_resources.h"
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typedef struct GLYPH_ATTR
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{
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unsigned short tu1, tv1, tu2, tv2; // Texture coordinates for the image
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short wOffset; // Pixel offset for glyph start
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short wWidth; // Pixel width of the glyph
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short wAdvance; // Pixels to advance after the glyph
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unsigned short wMask; // Channel mask
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} GLYPH_ATTR;
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#define ATGFONT_LEFT 0x00000000
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#define ATGFONT_RIGHT 0x00000001
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#define ATGFONT_CENTER_X 0x00000002
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#define ATGFONT_CENTER_Y 0x00000004
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#define ATGFONT_TRUNCATED 0x00000008
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enum SavedStates
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{
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SAVEDSTATE_D3DRS_ALPHABLENDENABLE,
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SAVEDSTATE_D3DRS_SRCBLEND,
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SAVEDSTATE_D3DRS_DESTBLEND,
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SAVEDSTATE_D3DRS_BLENDOP,
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SAVEDSTATE_D3DRS_ALPHATESTENABLE,
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SAVEDSTATE_D3DRS_ALPHAREF,
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SAVEDSTATE_D3DRS_ALPHAFUNC,
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SAVEDSTATE_D3DRS_FILLMODE,
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SAVEDSTATE_D3DRS_CULLMODE,
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SAVEDSTATE_D3DRS_ZENABLE,
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SAVEDSTATE_D3DRS_STENCILENABLE,
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SAVEDSTATE_D3DRS_VIEWPORTENABLE,
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SAVEDSTATE_D3DSAMP_MINFILTER,
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SAVEDSTATE_D3DSAMP_MAGFILTER,
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SAVEDSTATE_D3DSAMP_ADDRESSU,
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SAVEDSTATE_D3DSAMP_ADDRESSV,
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SAVEDSTATE_COUNT
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};
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class XdkFont
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{
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public:
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PackedResource m_xprResource;
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// Font vertical dimensions taken from the font file
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float m_fFontHeight; // Height of the font strike in pixels
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float m_fFontTopPadding; // Padding above the strike zone
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float m_fFontBottomPadding; // Padding below the strike zone
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float m_fFontYAdvance; // Number of pixels to move the cursor for a line feed
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float m_fXScaleFactor; // Scaling constants
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float m_fYScaleFactor;
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float m_fSlantFactor; // For italics
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double m_dRotCos; // Precalculated sine and cosine for italic like rotation
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double m_dRotSin;
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D3DRECT m_rcWindow; // Bounds rect if the text window, modify via accessors only!
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float m_fCursorX; // Current text cursor
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float m_fCursorY;
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// Translator table for supporting unicode ranges
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unsigned long m_cMaxGlyph; // Number of entries in the translator table
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wchar_t * m_TranslatorTable; // ASCII to glyph lookup table
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// Glyph data for the font
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unsigned long m_dwNumGlyphs; // Number of valid glyphs
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const GLYPH_ATTR* m_Glyphs; // Array of glyphs
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// D3D rendering objects
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D3DTexture* m_pFontTexture;
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// Saved state for rendering (if not using a pure device)
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unsigned long m_dwSavedState[ SAVEDSTATE_COUNT ];
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unsigned long m_dwNestedBeginCount;
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int m_bSaveState;
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int m_bRotate;
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public:
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XdkFont();
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~XdkFont();
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// Functions to create and destroy the internal objects
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HRESULT Create( const char * strFontFileName );
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void Destroy();
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// Returns the dimensions of a text string
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void GetTextExtent( const wchar_t * strText, float * pWidth,
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float * pHeight, int bFirstLineOnly=FALSE ) const;
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float GetTextWidth( const wchar_t * strText ) const;
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void SetWindow(const D3DRECT &rcWindow );
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void SetWindow( long x1, long y1, long x2, long y2 );
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void GetWindow(D3DRECT &rcWindow) const;
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void SetCursorPosition( float fCursorX, float fCursorY );
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// Public calls to render text. Callers can simply call DrawText(), but for
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// performance, they should batch multiple calls together, bracketed by calls to
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// Begin() and End().
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void Begin();
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void DrawText( unsigned long dwColor, const wchar_t * strText, unsigned long dwFlags=0L,
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float fMaxPixelWidth = 0.0f );
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void DrawText( float sx, float sy, unsigned long dwColor, const wchar_t * strText,
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unsigned long dwFlags=0L, float fMaxPixelWidth = 0.0f );
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void End();
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private:
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// Internal helper functions
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HRESULT CreateFontShaders();
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void ReleaseFontShaders();
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void RotatePoint( float * X, float * Y, double OriginX, double OriginY ) const;
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};
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#endif |