- wxImage image16 = image.Scale(16,16) ;
- unsigned char * rgbBits = image16.GetData();
-
-
- int w = image16.GetWidth() ;
- int h = image16.GetHeight() ;
+ int w = 16;
+ int h = 16;
+
+ int hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
+ int hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
+ int image_w = image.GetWidth();
+ int image_h = image.GetHeight();
+
+ wxASSERT_MSG( hotSpotX >= 0 && hotSpotX < image_w &&
+ hotSpotY >= 0 && hotSpotY < image_h,
+ wxT("invalid cursor hot spot coordinates") );
+
+ wxImage image16(image); // final image of correct size
+
+ // if image is too small then place it in the center, resize it if too big
+ if ((w > image_w) && (h > image_h))
+ {
+ wxPoint offset((w - image_w) / 2, (h - image_h) / 2);
+ hotSpotX = hotSpotX + offset.x;
+ hotSpotY = hotSpotY + offset.y;
+
+ image16 = image.Size(wxSize(w, h), offset);
+ }
+ else if ((w != image_w) || (h != image_h))
+ {
+ hotSpotX = int(hotSpotX * double(w) / double(image_w));
+ hotSpotY = int(hotSpotY * double(h) / double(image_h));
+
+ image16 = image.Scale(w, h);
+ }
+
+ unsigned char * rgbBits = image16.GetData();