arch/i386-pc/drivers/vesa.hidd/onbitmap.c

   1 /*
   2     Copyright © 1995-2009, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Bitmap class for Vesa hidd.
   6     Lang: English.
   7 */
   8
   9 #define __OOP_NOATTRBASES__
  10
  11 #include <proto/oop.h>
  12 #include <proto/utility.h>
  13 #include <assert.h>
  14 #include <exec/memory.h>
  15 #include <exec/lists.h>
  16 #include <graphics/rastport.h>
  17 #include <graphics/gfx.h>
  18 #include <hidd/graphics.h>
  19 #include <oop/oop.h>
  20 #include <aros/symbolsets.h>
  21 #define DEBUG 0
  22 #include <aros/debug.h>
  23
  24 #include "onbitmap.h"
  25 #include "bitmap.h"
  26 #include "vesagfxclass.h"
  27
  28 #include LC_LIBDEFS_FILE
  29
  30 /* Don't initialize static variables with "=0", otherwise they go into DATA segment */
  31
  32 static OOP_AttrBase HiddBitMapAttrBase;
  33 static OOP_AttrBase HiddPixFmtAttrBase;
  34 static OOP_AttrBase HiddGfxAttrBase;
  35 static OOP_AttrBase HiddSyncAttrBase;
  36 static OOP_AttrBase HiddVesaGfxAttrBase;
  37 static OOP_AttrBase HiddVesaGfxBitMapAttrBase;
  38
  39 static struct OOP_ABDescr attrbases[] =
  40 {
  41     { IID_Hidd_BitMap       , &HiddBitMapAttrBase       },
  42     { IID_Hidd_PixFmt       , &HiddPixFmtAttrBase       },
  43     { IID_Hidd_Gfx          , &HiddGfxAttrBase          },
  44     { IID_Hidd_Sync         , &HiddSyncAttrBase         },
  45     /* Private bases */
  46     { IID_Hidd_VesaGfx      , &HiddVesaGfxAttrBase      },
  47     { IID_Hidd_VesaGfxBitMap, &HiddVesaGfxBitMapAttrBase},
  48     { NULL                  , NULL                      }
  49 };
  50
  51 #define MNAME_ROOT(x) PCVesaOnBM__Root__ ## x
  52 #define MNAME_BM(x) PCVesaOnBM__Hidd_BitMap__ ## x
  53
  54 #define OnBitmap 1
  55 #include "bitmap_common.c"
  56
  57 /*********** BitMap::New() *************************************/
  58 OOP_Object *MNAME_ROOT(New)(OOP_Class *cl, OOP_Object *o, struct pRoot_New *msg)
  59 {
  60     EnterFunc(bug("VesaGfx.BitMap::New()\n"));
  61
  62     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg) msg);
  63     if (o)
  64     {
  65         struct BitmapData   *data;
  66         OOP_Object          *pf;
  67         IPTR                 width, height, depth, multi;
  68         HIDDT_ModeID         modeid;
  69         OOP_Object          *sync;
  70         ULONG                pixelc;
  71
  72         data = OOP_INST_DATA(cl, o);
  73
  74         /* clear all data  */
  75         memset(data, 0, sizeof(struct BitmapData));
  76
  77         /* Get attr values */
  78         OOP_GetAttr(o, aHidd_BitMap_Width, &width);
  79         OOP_GetAttr(o, aHidd_BitMap_Height, &height);
  80         OOP_GetAttr(o, aHidd_BitMap_GfxHidd, (IPTR *)&data->gfxhidd);
  81         OOP_GetAttr(o,  aHidd_BitMap_PixFmt, (IPTR *)&pf);
  82         data->pixfmtobj = pf;
  83         OOP_GetAttr(pf, aHidd_PixFmt_Depth, &depth);
  84         OOP_GetAttr(pf, aHidd_PixFmt_BytesPerPixel, &multi);
  85
  86         ASSERT (width != 0 && height != 0 && depth != 0);
  87         /*
  88            We must only create depths that are supported by the friend drawable
  89            Currently we only support the default depth
  90            */
  91
  92         width=(width+15) & ~15;
  93         data->width = width;
  94         data->height = height;
  95         data->bpp = depth;
  96         data->disp = -1;
  97
  98         data->bytesperpix = multi;
  99         data->data = &XSD(cl)->data;
 100         data->mouse = &XSD(cl)->mouse;
 101
 102     #if BUFFERED_VRAM
 103         data->bytesperline = width * multi;
 104         data->VideoData = AllocVec(width * height * multi, MEMF_PUBLIC | MEMF_CLEAR);
 105     #else
 106         data->bytesperline = data->data->bytesperline;
 107         data->VideoData = data->data->framebuffer;
 108     #endif
 109
 110         /* We should be able to get modeID from the bitmap */
 111         OOP_GetAttr(o, aHidd_BitMap_ModeID, &modeid);
 112
 113         if ((modeid != vHidd_ModeID_Invalid) && (data->VideoData))
 114         {
 115             /*
 116                Because of not defined BitMap_Show method show
 117                bitmap immediately
 118                */
 119             XSD(cl)->visible = data;    /* Set created object as visible */
 120
 121             ReturnPtr("VesaGfx.BitMap::New()", OOP_Object *, o);
 122         }
 123
 124         {
 125             OOP_MethodID disp_mid = OOP_GetMethodID(IID_Root, moRoot_Dispose);
 126             OOP_CoerceMethod(cl, o, (OOP_Msg) &disp_mid);
 127         }
 128
 129         o = NULL;
 130
 131     } /* if created object */
 132
 133     ReturnPtr("VesaGfx.BitMap::New()", OOP_Object *, o);
 134 }
 135
 136 /**********  Bitmap::Dispose()  ***********************************/
 137 VOID MNAME_ROOT(Dispose)(OOP_Class *cl, OOP_Object *o, OOP_Msg msg)
 138 {
 139     struct BitmapData *data = OOP_INST_DATA(cl, o);
 140
 141     EnterFunc(bug("VesaGfx.BitMap::Dispose()\n"));
 142
 143 #if BUFFERED_VRAM
 144     if (data->VideoData)
 145         FreeVec(data->VideoData);
 146 #endif
 147     OOP_DoSuperMethod(cl, o, msg);
 148
 149     ReturnVoid("VesaGfx.BitMap::Dispose");
 150 }
 151
 152 /*** init_onbmclass *********************************************************/
 153
 154 static int PCVesaOnBM_Init(LIBBASETYPEPTR LIBBASE)
 155 {
 156     EnterFunc(bug("PCVesaOnBM_Init\n"));
 157
 158     ReturnPtr("PCVesaOnBM_Init", ULONG, OOP_ObtainAttrBases(attrbases));
 159 }
 160
 161 /*** free_bitmapclass *********************************************************/
 162
 163 static int PCVesaOnBM_Expunge(LIBBASETYPEPTR LIBBASE)
 164 {
 165     OOP_ReleaseAttrBases(attrbases);
 166     ReturnInt("PCVesaOnBM_Expunge", int, TRUE);
 167 }
 168
 169 ADD2INITLIB(PCVesaOnBM_Init, 0)
 170 ADD2EXPUNGELIB(PCVesaOnBM_Expunge, 0)