arch/i386-pc/drivers/vga.hidd/bitmap.h

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef _BITMAP_H
   7 #define _BITMAP_H
   8
   9 #include "vgahw.h"
  10 #include <hidd/graphics.h>
  11
  12 /*
  13    This attribute interface is common for both vga onscreen and offscreen bitmap
  14    classes, although they don't have a common superclass
  15 */
  16
  17 #define IID_Hidd_VGABitMap "hidd.bitmap.vgabitmap"
  18
  19 #define HiddVGABitMapAB __abHidd_VGABitMap
  20 /* extern OOP_AttrBase HiddVGABitMapAB; */
  21
  22 enum {
  23     aoHidd_VGABitMap_Drawable,
  24
  25     num_Hidd_VGABitMap_Attrs
  26 };
  27
  28 #define aHidd_VGABitMap_Drawable        (HiddVGABitMapAB + aoHidd_VGABitMap_Drawable)
  29
  30
  31
  32 /* This structure is used for both onscreen and offscreen VGA bitmaps !! */
  33
  34 #define IS_BM_ATTR(attr, idx) ( ( (idx) = (attr) - HiddBitMapAttrBase) < num_Hidd_BitMap_Attrs)
  35 #define IS_VGABM_ATTR(attr, idx) ( ( (idx) = (attr) - HiddVGABitMapAB) < num_Hidd_VGABitMap_Attrs)
  36
  37
  38 /*
  39    This structure is used as instance data for both the
  40    onbitmap and offbitmap classes.
  41 */
  42
  43 struct bitmap_data
  44 {
  45     struct vgaHWRec     *Regs;          /* Registers */
  46     unsigned char       *VideoData;     /* Pointing to video data */
  47     unsigned int        width;          /* Width of bitmap */
  48     unsigned int        height;         /* Height of bitmap */
  49     unsigned int        cmap[16];       /* ColorMap */
  50     char                bpp;            /* 8 -> chunky; planar otherwise */
  51     char                disp;           /* !=0 - displayable */
  52 };
  53
  54 struct Box
  55 {
  56     int x1, y1;
  57     int x2, y2;
  58 };
  59
  60 VOID bitmap_clear(OOP_Class *, OOP_Object *, struct pHidd_BitMap_Clear *);
  61 BOOL bitmap_setcolors(OOP_Class *, OOP_Object *, struct pHidd_BitMap_SetColors *);
  62 VOID bitmap_putpixel(OOP_Class *, OOP_Object *, struct pHidd_BitMap_PutPixel *);
  63 HIDDT_Pixel bitmap_getpixel(OOP_Class *, OOP_Object *, struct pHidd_BitMap_GetPixel *);
  64 ULONG bitmap_drawpixel(OOP_Class *, OOP_Object *, struct pHidd_BitMap_DrawPixel *);
  65
  66 void vgaRefreshArea(struct bitmap_data *, int , struct Box *);
  67
  68 #endif /* _BITMAP_H */