98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/*
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* VGA emulation
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*
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* Copyright 1998 Ove Kåven
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __WINE_VGA_H
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#define __WINE_VGA_H
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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/*
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* VGA VESA definitions
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*/
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/* mode descriptor */
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enum modetype {TEXT=0, GRAPHIC=1};
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/* Wine internal information about video modes */
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typedef struct {
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WORD Mode;
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BOOL ModeType;
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WORD TextCols; /* columns of text in display */
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WORD TextRows; /* rows of text in display */
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WORD CharWidth;
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WORD CharHeight;
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WORD Width; /* width of display in pixels */
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WORD Height; /* height of display in pixels */
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WORD Depth; /* bits per pixel */
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WORD Colors; /* total available colors */
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WORD ScreenPages;
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BOOL Supported;
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} VGA_MODE;
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extern const VGA_MODE VGA_modelist[];
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/* all vga modes */
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const VGA_MODE *VGA_GetModeInfo(WORD mode);
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int VGA_SetMode(WORD mode);
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/* graphics mode */
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int VGA_GetMode(unsigned*Height,unsigned*Width,unsigned*Depth);
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void VGA_SetPalette(PALETTEENTRY*pal,int start,int len);
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void VGA_SetColor16(int reg,int color);
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char VGA_GetColor16(int reg);
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void VGA_Set16Palette(char *Table);
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void VGA_Get16Palette(char *Table);
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void VGA_SetWindowStart(int start);
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int VGA_GetWindowStart(void);
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void VGA_ShowMouse(BOOL show);
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void VGA_UpdatePalette(void);
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void VGA_SetPaletteIndex(unsigned index);
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void VGA_SetBright(BOOL bright);
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void VGA_WritePixel(unsigned color, unsigned page, unsigned col, unsigned row);
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/* text mode */
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void VGA_InitAlphaMode(unsigned*Xres,unsigned*Yres);
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void VGA_SetAlphaMode(unsigned Xres,unsigned Yres);
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BOOL VGA_GetAlphaMode(unsigned*Xres,unsigned*Yres);
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void VGA_SetCursorShape(unsigned char start_options,unsigned char end);
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void VGA_SetCursorPos(unsigned X,unsigned Y);
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void VGA_GetCursorPos(unsigned*X,unsigned*Y);
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void VGA_WriteChars(unsigned X,unsigned Y,unsigned ch,int attr,int count);
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void VGA_PutChar(BYTE ascii);
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void VGA_ClearText(unsigned row1, unsigned col1,
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unsigned row2, unsigned col2,
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BYTE attr);
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void VGA_ScrollUpText(unsigned row1, unsigned col1,
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unsigned row2, unsigned col2,
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unsigned lines, BYTE attr);
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void VGA_ScrollDownText(unsigned row1, unsigned col1,
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unsigned row2, unsigned col2,
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unsigned lines, BYTE attr);
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void VGA_GetCharacterAtCursor(BYTE *ascii, BYTE *attr);
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/* control */
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void VGA_ioport_out(WORD port, BYTE val);
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BYTE VGA_ioport_in(WORD port);
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void VGA_Clean(void);
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#endif /* __WINE_VGA_H */
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