void COLOURS_PAL_Update(int colourtable[256])
{
if (COLOURS_PAL_external.loaded)
AdjustExternal(colourtable);
else
GeneratePalette(colourtable);
}
void WIZARD::SetGraphic (int idbGraphic16, int idbGraphic256)
{
LPRGBQUAD pargb = NULL;
RGBQUAD argb[256];
m_idbGraphic16 = idbGraphic16;
m_idbGraphic256 = idbGraphic256;
if (m_bmpGraphic16 != NULL)
{
DeleteObject (m_bmpGraphic16);
m_bmpGraphic16 = NULL;
}
if (m_bmpGraphic256 != NULL)
{
DeleteObject (m_bmpGraphic256);
m_bmpGraphic256 = NULL;
}
if (m_palGraphic != NULL)
{
DeleteObject (m_palGraphic);
m_palGraphic = NULL;
}
m_bmpGraphic16 = (HBITMAP)TaLocale_LoadImage (idbGraphic16, IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION);
if ((m_bmpGraphic256 = (HBITMAP)TaLocale_LoadImage (idbGraphic256, IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION)) != NULL)
{
BITMAP bm;
GetObject (m_bmpGraphic256, sizeof(BITMAP), &bm);
if ((bm.bmBitsPixel * bm.bmPlanes) == 8)
{
HDC hdc = CreateCompatibleDC (NULL);
HBITMAP bmpOld = (HBITMAP)SelectObject (hdc, m_bmpGraphic256);
GetDIBColorTable (hdc, 0, 256, argb);
pargb = argb;
SelectObject (hdc, bmpOld);
DeleteDC (hdc);
}
}
GeneratePalette (pargb);
if (m_fShowing)
{
Refresh (REFRESH_LEFT_PANE);
}
}
WIZARD::WIZARD (void)
{
m_iddTemplate = -1;
m_idcLeftPane = -1;
m_idcRightPane = -1;
m_idcBack = -1;
m_idcNext = -1;
m_idbGraphic16 = -1;
m_bmpGraphic16 = NULL;
m_idbGraphic256 = -1;
m_bmpGraphic256 = NULL;
m_palGraphic = NULL;
m_aStates = NULL;
m_cStates = 0;
m_stCurrent = -1;
m_fShowing = FALSE;
m_hWnd = NULL;
m_iddBackground = -1;
m_hBkg = NULL;
m_fBlue = TRUE;
m_fnBackground = NULL;
m_szBackground[0] = TEXT('\0');
m_bmpBackground = NULL;
m_pfnCallback = NULL;
m_bmpBuffer = NULL;
SetRectEmpty (&m_rBuffer);
HDC hdc = GetDC (NULL);
LOGFONT lf;
memset (&lf, 0x00, sizeof(lf));
GetObject (GetStockObject (DEFAULT_GUI_FONT), sizeof(lf), &lf);
lf.lfHeight = -MulDiv (cptWASH_TEXT_SIZE, GetDeviceCaps (hdc, LOGPIXELSY), 72);
lf.lfWidth = 0;
m_hfBackground = CreateFontIndirect (&lf);
ReleaseDC (NULL, hdc);
GeneratePalette();
}
// ConvertTypeTo()
// Converts the image from it's current type to the new type. This
// is NOT an in-place operation; rather, it creates and returns a
// new ImageClass, which must be freed by the main program. The
// original ImageClass is not modified in any way. For conversion
// to indexed images, an optional palette can also be passed in.
// Images will be quantized to match the palette as needed.
// This function is most useful for image savers and device-dependant
// output of images.
// Note that if the source image doesn't need to be converted, this
// function will return a pointer to the existing image class, so
// be sure to check for this. A returned value of NULL means some
// error occured
ImageClass * ImageClass::ConvertTypeTo( int new_type,
int num_reg, IMG_BYTE *pal ) {
if( new_type == IMAGE_INVALID_TYPE ) // Invalid type; fail
return NULL;
if( new_type == type ) // Already in the new mode; return this image
return this;
ImageClass * new_image = NULL;
int x, y;
IMG_BYTE *new_pal;
const IMG_BYTE *rgb;
IMG_BYTE value;
switch( new_type ) {
case IMAGE_RGB: // Convert to RGB
new_image = new ImageClass( width, height, IMAGE_RGB );
if( !new_image || !(*new_image) ) {
SetErrorState( IMAGE_OUT_OF_RAM );
delete new_image;
return NULL;
}
for( y=0; y < height; y++ ) {
for( x=0; x < width; x++ ) {
rgb = GetRGBAt( x, y );
new_image->SetRGBAt( x, y, rgb );
}
}
return new_image;
break;
case IMAGE_RGBA: // Convert to RGBA
new_image = new ImageClass( width, height, IMAGE_RGBA );
if( !new_image || !(*new_image) ) {
SetErrorState( IMAGE_OUT_OF_RAM );
delete new_image;
return NULL;
}
for( y=0; y < height; y++ ) {
for( x=0; x < width; x++ ) {
rgb = GetRGBAt( x, y );
new_image->SetRGBAt( x, y, rgb );
}
}
new_image->ClearAlpha();
return new_image;
break;
case IMAGE_GREY: // Convert to Greyscale
new_image = new ImageClass( width, height, IMAGE_GREY );
if( !new_image || !(*new_image) ) {
SetErrorState( IMAGE_OUT_OF_RAM );
delete new_image;
return NULL;
}
for( y=0; y < height; y++ ) {
for( x=0; x < width; x++ ) {
value = GetValueAt( x, y );
new_image->SetValueAt( x, y, value );
}
}
return new_image;
break;
case IMAGE_INDEXED: // Convert to Indexed
new_image = new ImageClass( width, height, IMAGE_INDEXED, num_reg );
if( !new_image || !(*new_image) ) {
SetErrorState( IMAGE_OUT_OF_RAM );
delete new_image;
return NULL;
}
if( pal != NULL ) // Copy the new palette in, if applicable
new_image->CopyPaletteFrom( pal );
else if ( type == IMAGE_GREY ) { // Generate a greyscale palette
for( int i=0; i < 256; i++ ) {
new_image->SetPaletteColor( i, i, i, i );
}
} else { // Auto-generate a palette, if needed.
new_pal = GeneratePalette( num_reg );
new_image->CopyPaletteFrom( new_pal );
delete new_pal;
}
for( y=0; y < height; y++ ) {
for( x=0; x < width; x++ ) {
if( type == IMAGE_GREY )
value = GetValueAt( x, y );
else {
rgb = GetRGBAt( x, y );
value = new_image->FindPaletteIndex( rgb, 0, num_registers-1 ); // low/high must be a char, hence the -1.
}
new_image->SetPaletteIndexAt( x, y, value );
}
}
return new_image;
break;
default:
return NULL;
}
}
