workbench/hidds/graphics/pixfmt.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Pixelformat class
   6     Lang: English.
   7 */
   8
   9 /****************************************************************************************/
  10
  11 #include <proto/oop.h>
  12 #include <proto/utility.h>
  13 #include <oop/oop.h>
  14 #include <utility/tagitem.h>
  15 #include <hidd/graphics.h>
  16
  17 #define DEBUG 0
  18 #include <aros/debug.h>
  19
  20 #include "graphics_intern.h"
  21
  22 /****************************************************************************************/
  23
  24 OOP_Object *PF__Root__New(OOP_Class *cl, OOP_Object *o, struct pRoot_New *msg)
  25 {
  26     DECLARE_ATTRCHECK(pixfmt);
  27
  28     HIDDT_PixelFormat   pf;
  29     BOOL                ok = FALSE;
  30
  31     /* If no attrs are supplied, just create an empty pixfmt object */
  32
  33     EnterFunc(bug("PixFmt::New()\n"));
  34
  35     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
  36     if (NULL == o)
  37         ReturnPtr("PixFmt::New(Failed from superclass", OOP_Object *, NULL);
  38
  39     if (NULL == msg->attrList)
  40         ReturnPtr("PixFmt::New(empty)", OOP_Object *, o);
  41
  42     if (!parse_pixfmt_tags(msg->attrList, &pf, ATTRCHECK(pixfmt), CSD(cl) ))
  43     {
  44         D(bug("!!! ERROR PARSINF ATTRS IN PixFmt::New() !!!\n"));
  45     }
  46     else
  47     {
  48         ok = TRUE;
  49     }
  50
  51     if (!ok)
  52     {
  53         OOP_MethodID dispose_mid;
  54
  55         dispose_mid = OOP_GetMethodID(IID_Root, moRoot_Dispose);
  56         OOP_CoerceMethod(cl, o, (OOP_Msg)&dispose_mid);
  57
  58         o = NULL;
  59     }
  60
  61     ReturnPtr("PixFmt::New(Success)", OOP_Object *, o);
  62
  63 }
  64
  65 /****************************************************************************************/
  66
  67 VOID PF__Root__Get(OOP_Class *cl, OOP_Object *o, struct pRoot_Get *msg)
  68 {
  69     HIDDT_PixelFormat   *pf;
  70     struct pixfmt_data  *data;
  71     ULONG               idx;
  72
  73     data = OOP_INST_DATA(cl, o);
  74     pf = &data->pf;
  75
  76     if (IS_PIXFMT_ATTR(msg->attrID, idx))
  77     {
  78         switch (idx)
  79         {
  80             case aoHidd_PixFmt_RedShift:
  81                 *msg->storage = pf->red_shift;
  82                 break;
  83
  84             case aoHidd_PixFmt_GreenShift:
  85                 *msg->storage = pf->green_shift;
  86                 break;
  87
  88             case aoHidd_PixFmt_BlueShift:
  89                 *msg->storage = pf->blue_shift;
  90                 break;
  91
  92             case aoHidd_PixFmt_AlphaShift:
  93                 *msg->storage = pf->alpha_shift;
  94                 break;
  95
  96             case aoHidd_PixFmt_RedMask:
  97                 *msg->storage = pf->red_mask;
  98                 break;
  99
 100             case aoHidd_PixFmt_GreenMask:
 101                 *msg->storage = pf->green_mask;
 102                 break;
 103
 104             case aoHidd_PixFmt_BlueMask:
 105                 *msg->storage = pf->blue_mask;
 106                 break;
 107
 108             case aoHidd_PixFmt_AlphaMask:
 109                 *msg->storage = pf->alpha_mask;
 110                 break;
 111
 112             case aoHidd_PixFmt_CLUTShift:
 113                 *msg->storage = pf->clut_shift;
 114                 break;
 115
 116             case aoHidd_PixFmt_CLUTMask:
 117                 *msg->storage = pf->clut_mask;
 118                 break;
 119
 120             case aoHidd_PixFmt_Depth:
 121                 *msg->storage = pf->depth;
 122                 break;
 123
 124             case aoHidd_PixFmt_BitsPerPixel:
 125                 *msg->storage = pf->size;
 126                 break;
 127
 128             case aoHidd_PixFmt_BytesPerPixel:
 129                 *msg->storage = pf->bytes_per_pixel;
 130                 break;
 131
 132             case aoHidd_PixFmt_StdPixFmt:
 133                 *msg->storage = pf->stdpixfmt;
 134                 break;
 135
 136             case aoHidd_PixFmt_ColorModel:
 137                 *msg->storage = HIDD_PF_COLMODEL(pf);
 138                 break;
 139
 140             case aoHidd_PixFmt_BitMapType:
 141                 *msg->storage = HIDD_PF_BITMAPTYPE(pf);
 142                 break;
 143
 144             case aoHidd_PixFmt_SwapPixelBytes:
 145                 *msg->storage = HIDD_PF_SWAPPIXELBYTES(pf);
 146                 break;
 147
 148             default:
 149                 D(bug("TRYING TO GET UNKNOWN PIXFMT ATTR\n"));
 150                 OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 151                 break;
 152         }
 153
 154     }
 155     else
 156     {
 157         OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 158     }
 159
 160     return;
 161 }
 162
 163 /****************************************************************************************/