arch/all-ios/hidd/uikit/bitmapclass.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Quartz bitmap class.
   6     Lang: English.
   7 */
   8
   9 #define DEBUG 0
  10 #define DNEW(x) x
  11 #define DUPD(x)
  12
  13 #include <aros/debug.h>
  14 #include <hidd/graphics.h>
  15 #include <oop/oop.h>
  16 #include <proto/hostlib.h>
  17 #include <proto/oop.h>
  18 #include <proto/utility.h>
  19
  20 #include "classbase.h"
  21 #include "bitmapclass.h"
  22
  23 /****************************************************************************************/
  24
  25 OOP_Object *QBitmap__Root__New(OOP_Class *cl, OOP_Object *o, struct pRoot_New *msg)
  26 {
  27     struct UIKitBase *base = cl->UserData;
  28
  29     DNEW(bug("QBitmap::New()\n"));
  30
  31     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg) msg);
  32     if (o)
  33     {
  34         struct bitmap_data *data = OOP_INST_DATA(cl, o);
  35         OOP_Object *gfx = NULL;
  36         HIDDT_ModeID modeid = vHidd_ModeID_Invalid;
  37
  38         /* For faster operation we cache some data about ourselves */
  39         data->width  = OOP_GET(o, aHidd_BitMap_Width);
  40         data->height = OOP_GET(o, aHidd_BitMap_Height);
  41         data->mod    = OOP_GET(o, aHidd_BitMap_BytesPerRow);
  42         OOP_GetAttr(o, aHidd_BitMap_ModeID  , &modeid);
  43         OOP_GetAttr(o, aHidd_BitMap_GfxHidd , (IPTR *)&gfx);
  44         OOP_GetAttr(o, aHidd_ChunkyBM_Buffer, (IPTR *)&data->pixels);
  45
  46         /*
  47          * Orientation currently depend on width:height ratio.
  48          * For all existing devices this seems to be true. However it's not perfect. Perhaps we need to
  49          * add Orientation attribute to sync class. Or introduce ability to subclass syncs.
  50          * In fact would be good to have own support for screen rotation in AROS. This is not designed yet.
  51          */
  52         data->orientation = (data->width > data->height) ? O_LANDSCAPE : O_PORTRAIT;
  53
  54         DNEW(bug("[QBitmap] Created bitmap %d x %d\n", data->width, data->height));
  55         DNEW(bug("[QBitmap] Buffer at 0x%p, %d bytes per row\n", data->pixels, data->mod));
  56         DNEW(bug("[QBitmap] Display driver object: 0x%p\n", gfx));
  57
  58         HostLib_Lock();
  59
  60         base->iface->NewContext(data);
  61         AROS_HOST_BARRIER
  62
  63         HostLib_Unlock();
  64
  65         DNEW(bug("[QBitmap] Bitmap context: 0x%p\n", data->context));
  66
  67         if (!data->context)
  68         {
  69             OOP_MethodID disp_mid = OOP_GetMethodID(IID_Root, moRoot_Dispose);
  70
  71             OOP_CoerceMethod(cl, o, &disp_mid);
  72             return NULL;
  73         }
  74
  75         if (modeid != vHidd_ModeID_Invalid)
  76         {
  77             OOP_Object *sync    = NULL;
  78             OOP_Object *pixfmt  = NULL;
  79
  80             HIDD_Gfx_GetMode(gfx, modeid, &sync, &pixfmt);
  81
  82             data->win_width  = OOP_GET(sync, aHidd_Sync_HDisp);
  83             data->win_height = OOP_GET(sync, aHidd_Sync_VDisp);
  84
  85             DNEW(bug("[QBitmap] Display window size: %d x %d\n", data->win_width, data->win_height));
  86         }
  87     }
  88
  89     return o;
  90 }
  91
  92 /****************************************************************************************/
  93
  94 void QBitmap__Root__Dispose(OOP_Class *cl, OOP_Object *o, OOP_Msg msg)
  95 {
  96     struct UIKitBase *base = cl->UserData;
  97     struct bitmap_data *data = OOP_INST_DATA(cl, o);
  98
  99     HostLib_Lock();
 100
 101     base->iface->DisposeContext(data->context);
 102     AROS_HOST_BARRIER
 103
 104     HostLib_Unlock();
 105
 106     OOP_DoSuperMethod(cl, o, msg);
 107 }
 108
 109 /****************************************************************************************/
 110
 111 VOID QBitmap__Root__Get(OOP_Class *cl, OOP_Object *o, struct pRoot_Get *msg)
 112 {
 113     struct bitmap_data *data = OOP_INST_DATA(cl, o);
 114     ULONG idx;
 115
 116     if (IS_BM_ATTR(msg->attrID, idx))
 117     {
 118         switch (idx)
 119         {
 120         case aoHidd_BitMap_LeftEdge:
 121             *msg->storage = data->left;
 122             return;
 123
 124         case aoHidd_BitMap_TopEdge:
 125             *msg->storage = data->top;
 126             return;
 127         }
 128     }
 129     OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 130 }
 131
 132 /****************************************************************************************/
 133
 134 VOID QBitmap__Root__Set(OOP_Class *cl, OOP_Object *obj, struct pRoot_Set *msg)
 135 {
 136     struct bitmap_data *data = OOP_INST_DATA(cl, obj);
 137     struct TagItem  *tag, *tstate;
 138     ULONG idx;
 139     BOOL change_position = FALSE;
 140     BOOL show            = FALSE;
 141
 142     tstate = msg->attrList;
 143     while((tag = NextTagItem(&tstate)))
 144     {
 145         if (IS_BM_ATTR(tag->ti_Tag, idx))
 146         {
 147             switch(idx)
 148             {
 149             case aoHidd_BitMap_LeftEdge:
 150                 data->left = tag->ti_Data;
 151                 change_position = TRUE;
 152                 break;
 153
 154             case aoHidd_BitMap_TopEdge:
 155                 data->top = tag->ti_Data;
 156                 change_position = TRUE;
 157                 break;
 158
 159             case aoHidd_BitMap_Visible:
 160 //              data->visible = tag->ti_Data;
 161                 show = tag->ti_Data;
 162                 break;
 163             }
 164         }
 165     }
 166
 167     if (change_position)
 168     {
 169         /* Fix up position. We can completely scroll out
 170            of our window into all 4 sides, but not more */
 171         if (data->left > data->win_width)
 172             data->left = data->win_width;
 173         else if (data->left < -data->width)
 174             data->left = -data->width;
 175         if (data->top > data->win_height)
 176             data->top = data->win_height;
 177         else if (data->top < -data->height)
 178             data->top = -data->height;
 179
 180         /* TODO */
 181     }
 182
 183     if (show)
 184     {
 185         /* TODO */
 186     }
 187
 188     OOP_DoSuperMethod(cl, obj, (OOP_Msg)msg);
 189 }
 190
 191 /****************************************************************************************/
 192
 193 VOID QBitmap__Hidd_BitMap__UpdateRect(OOP_Class *cl, OOP_Object *o, struct pHidd_BitMap_UpdateRect *msg)
 194 {
 195     struct bitmap_data *data = OOP_INST_DATA(cl, o);
 196
 197     /* TODO */
 198 }