wxCursor::wxCursor(
const wxImage& rImage
)
{
wxImage vImage32 = rImage.Scale(32,32);
int nWidth = vImage32.GetWidth();
int nHeight = vImage32.GetHeight();
//
// Need a bitmap handle somehow
//
HBITMAP hBitmap = wxBitmap(vImage32).GetHBITMAP();
int nHotSpotX = vImage32.GetOptionInt(wxCUR_HOTSPOT_X);
int nHotSpotY = vImage32.GetOptionInt(wxCUR_HOTSPOT_Y);
if (nHotSpotX < 0 || nHotSpotX >= nWidth)
nHotSpotX = 0;
if (nHotSpotY < 0 || nHotSpotY >= nHeight)
nHotSpotY = 0;
wxCursorRefData* pRefData = new wxCursorRefData;
m_refData = pRefData;
pRefData->m_hCursor = (WXHCURSOR) ::WinCreatePointer( HWND_DESKTOP
,hBitmap
,TRUE
,nHotSpotY
,nHotSpotX
);
} // end of wxCursor::wxCursor
void AdjustAndSetBitmap(int size, wxImage &image, wxImage &dbl, wxBitmap&bitmap) {
#ifdef __WXOSX__
if (dbl.GetHeight() == (2 * size)) {
bitmap = wxBitmap(dbl, -1, 2.0);
} else if (dbl.GetHeight() > (2*size)) {
wxImage scaled = image.Scale(size*2, size*2, wxIMAGE_QUALITY_HIGH);
bitmap = wxBitmap(scaled, -1, 2.0);
} else
#endif
if (image.GetHeight() == size) {
bitmap = wxBitmap(image);
} else {
wxImage scaled = image.Scale(size, size, wxIMAGE_QUALITY_HIGH);
bitmap = wxBitmap(scaled);
}
}
void AdjustAndSetBitmap(int size, wxImage &image, wxBitmap&bitmap) {
if (image.GetHeight() == size) {
bitmap = wxBitmap(image);
} else {
wxImage scaled = image.Scale(size, size, wxIMAGE_QUALITY_HIGH);
bitmap = wxBitmap(scaled);
}
}
void GOrgueBitmap::ScaleBMP(wxImage& img, double scale, const wxRect& rect, GOrgueBitmap* background)
{
if (background && img.HasAlpha())
{
wxBitmap bmp(img.GetWidth(), img.GetHeight());
wxBitmap orig(img);
wxMemoryDC dc;
dc.SelectObject(bmp);
dc.DrawBitmap(background->GetBitmap(), -rect.GetX(), -rect.GetY(), false);
dc.DrawBitmap(orig, 0, 0, true);
bmp.SetMask(orig.GetMask());
wxImage img_result = bmp.ConvertToImage();
img_result.InitAlpha();
memcpy(img_result.GetAlpha(), img.GetAlpha(), img.GetWidth() * img.GetHeight());
m_bmp = (wxBitmap)img_result.Scale(img.GetWidth() * scale, img.GetHeight() * scale, wxIMAGE_QUALITY_BICUBIC);
}
else
m_bmp = (wxBitmap)img.Scale(img.GetWidth() * scale, img.GetHeight() * scale, wxIMAGE_QUALITY_BICUBIC);
m_Scale = scale;
}
void wxCursor::CreateFromImage(const wxImage & image)
{
m_refData = new wxCursorRefData;
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,
_T("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();
bool bHasMask = image16.HasMask() ;
#if 0
// monochrome implementation
M_CURSORDATA->m_hCursor = NewHandle( sizeof( Cursor ) ) ;
M_CURSORDATA->m_disposeHandle = true ;
HLock( (Handle) M_CURSORDATA->m_hCursor ) ;
CursPtr cp = *(CursHandle)M_CURSORDATA->m_hCursor ;
memset( cp->data , 0 , sizeof( Bits16 ) ) ;
memset( cp->mask , 0 , sizeof( Bits16 ) ) ;
unsigned char mr = image16.GetMaskRed() ;
unsigned char mg = image16.GetMaskGreen() ;
unsigned char mb = image16.GetMaskBlue() ;
for ( int y = 0 ; y < h ; ++y )
{
short rowbits = 0 ;
short maskbits = 0 ;
for ( int x = 0 ; x < w ; ++x )
{
long pos = (y * w + x) * 3;
unsigned char r = rgbBits[pos] ;
unsigned char g = rgbBits[pos+1] ;
unsigned char b = rgbBits[pos+2] ;
if ( bHasMask && r==mr && g==mg && b==mb )
{
// masked area, does not appear anywhere
}
else
{
if ( (int)r + (int)g + (int)b < 0x0200 )
{
rowbits |= ( 1 << (15-x) ) ;
}
maskbits |= ( 1 << (15-x) ) ;
}
}
cp->data[y] = rowbits ;
cp->mask[y] = maskbits ;
}
if ( !bHasMask )
{
memcpy( cp->mask , cp->data , sizeof( Bits16) ) ;
}
cp->hotSpot.h = hotSpotX ;
cp->hotSpot.v = hotSpotY ;
HUnlock( (Handle) M_CURSORDATA->m_hCursor ) ;
#else
PixMapHandle pm = (PixMapHandle) NewHandleClear( sizeof (PixMap)) ;
short extent = 16 ;
short bytesPerPixel = 1 ;
short depth = 8 ;
Rect bounds = { 0 , 0 , extent , extent } ;
CCrsrHandle ch = (CCrsrHandle) NewHandleClear ( sizeof( CCrsr ) ) ;
CTabHandle newColors = GetCTable( 8 ) ;
HandToHand((Handle *) &newColors);
// set the values to the indices
for ( int i = 0 ; i < (**newColors).ctSize ; ++i )
{
(**newColors).ctTable[i].value = i ;
}
HLock( (Handle) ch) ;
(**ch).crsrType = 0x8001 ; // color cursors
(**ch).crsrMap = pm ;
short bytesPerRow = bytesPerPixel * extent ;
(**pm).baseAddr = 0;
(**pm).rowBytes = bytesPerRow | 0x8000;
(**pm).bounds = bounds;
(**pm).pmVersion = 0;
(**pm).packType = 0;
(**pm).packSize = 0;
(**pm).hRes = 0x00480000; /* 72 DPI default res */
(**pm).vRes = 0x00480000; /* 72 DPI default res */
(**pm).pixelSize = depth;
(**pm).pixelType = 0;
(**pm).cmpCount = 1;
(**pm).cmpSize = depth;
(**pm).pmTable = newColors;
(**ch).crsrData = NewHandleClear( extent * bytesPerRow ) ;
(**ch).crsrXData = NULL ;
(**ch).crsrXValid = 0;
(**ch).crsrXHandle = NULL;
(**ch).crsrHotSpot.h = hotSpotX ;
(**ch).crsrHotSpot.v = hotSpotY ;
(**ch).crsrXTable = NULL ;
(**ch).crsrID = GetCTSeed() ;
memset( (**ch).crsr1Data , 0 , sizeof( Bits16 ) ) ;
memset( (**ch).crsrMask , 0 , sizeof( Bits16 ) ) ;
unsigned char mr = image16.GetMaskRed() ;
unsigned char mg = image16.GetMaskGreen() ;
unsigned char mb = image16.GetMaskBlue() ;
for ( int y = 0 ; y < h ; ++y )
{
short rowbits = 0 ;
short maskbits = 0 ;
for ( int x = 0 ; x < w ; ++x )
{
long pos = (y * w + x) * 3;
unsigned char r = rgbBits[pos] ;
unsigned char g = rgbBits[pos+1] ;
unsigned char b = rgbBits[pos+2] ;
RGBColor col = { 0xFFFF ,0xFFFF, 0xFFFF } ;
if ( bHasMask && r==mr && g==mg && b==mb )
{
// masked area, does not appear anywhere
}
else
{
if ( (int)r + (int)g + (int)b < 0x0200 )
{
rowbits |= ( 1 << (15-x) ) ;
}
maskbits |= ( 1 << (15-x) ) ;
col = *((RGBColor*) wxColor( r , g , b ).GetPixel()) ;
}
*((*(**ch).crsrData) + y * bytesPerRow + x) =
GetCTabIndex( newColors , &col) ;
}
(**ch).crsr1Data[y] = rowbits ;
(**ch).crsrMask[y] = maskbits ;
}
if ( !bHasMask )
{
memcpy( (**ch).crsrMask , (**ch).crsr1Data , sizeof( Bits16) ) ;
}
HUnlock((Handle) ch) ;
M_CURSORDATA->m_hCursor = ch ;
M_CURSORDATA->m_isColorCursor = true ;
#endif
}
void GraphSearchFrame::ScaleImage(wxImage& Image,int Width,int Height)
{
Image.Scale(Width,Height);
}
