+ //image has to be 32x32
+ wxImage image32 = image.Scale(32,32);
+ unsigned char * rgbBits = image32.GetData();
+ int w = image32.GetWidth() ;
+ int h = image32.GetHeight() ;
+ bool bHasMask = image32.HasMask() ;
+ int imagebitcount = (w*h)/8;
+
+ unsigned char r, g, b ;
+ unsigned char * bits = new unsigned char [imagebitcount];
+ unsigned char * maskBits = new unsigned char [imagebitcount];
+
+ int i,j, i8; unsigned char c, cMask;
+ for (i=0; i<imagebitcount; i++)
+ {
+ bits[i] = 0;
+ i8 = i * 8;
+//unlike gtk, the pixels go in the opposite order in the bytes
+ cMask = 128;
+ for (j=0; j<8; j++)
+ {
+ // possible overflow if we do the summation first ?
+ c = rgbBits[(i8+j)*3]/3 + rgbBits[(i8+j)*3+1]/3 + rgbBits[(i8+j)*3+2]/3 ;
+ //if average value is > mid grey
+ if (c>127)
+ bits[i] = bits[i] | cMask ;
+ cMask = cMask / 2 ;
+ }
+ }
+ if (bHasMask)
+ {
+ r = image32.GetMaskRed() ;
+ g = image32.GetMaskGreen() ;
+ b = image32.GetMaskBlue() ;
+
+ for (i=0; i<imagebitcount; i++)
+ {
+ maskBits[i] = 0x0;
+ i8 = i * 8;
+
+ cMask = 128;
+ for (j=0; j<8; j++)
+ {
+ if (rgbBits[(i8+j)*3] == r && rgbBits[(i8+j)*3+1] == g && rgbBits[(i8+j)*3+2] == b)
+ maskBits[i] = maskBits[i] | cMask ;
+ cMask = cMask / 2 ;
+ }
+ }
+ }
+ else
+ {
+ for (i=0; i<imagebitcount; i++)
+ maskBits[i]= 0x0 ;
+ }
+
+ int hotSpotX = image32.GetOptionInt(wxCUR_HOTSPOT_X);
+ int hotSpotY = image32.GetOptionInt(wxCUR_HOTSPOT_Y);
+ if (hotSpotX < 0 || hotSpotX >= w)
+ hotSpotX = 0;
+ if (hotSpotY < 0 || hotSpotY >= h)
+ hotSpotY = 0;
+
+ wxCursorRefData *refData = new wxCursorRefData;
+ m_refData = refData;
+ refData->m_hCursor = (WXHCURSOR) CreateCursor ( wxGetInstance(), hotSpotX, hotSpotY, w, h, /*AND*/ maskBits, /*XOR*/ bits );
+
+ delete [] bits ;
+ delete [] maskBits;
+
projects / wxWidgets.git / blobdiff