GdkPixmap *m_pixmap;
GdkBitmap *m_bitmap;
+#ifdef __WXGTK20__
+ GdkPixbuf *m_pixbuf;
+#endif
wxMask *m_mask;
int m_width;
int m_height;
{
m_pixmap = (GdkPixmap *) NULL;
m_bitmap = (GdkBitmap *) NULL;
+#ifdef __WXGTK20__
+ m_pixbuf = (GdkPixbuf *) NULL;
+#endif
m_mask = (wxMask *) NULL;
m_width = 0;
m_height = 0;
gdk_pixmap_unref( m_pixmap );
if (m_bitmap)
gdk_bitmap_unref( m_bitmap );
+#ifdef __WXGTK20__
+ if (m_pixbuf)
+ gdk_pixbuf_unref( m_pixbuf );
+#endif
delete m_mask;
delete m_palette;
}
if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height)
return *this;
-
- GdkImage *img = (GdkImage*) NULL;
- if (GetPixmap())
- img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
- else if (GetBitmap())
- img = gdk_image_get( GetBitmap(), 0, 0, GetWidth(), GetHeight() );
- else
- wxFAIL_MSG( wxT("Ill-formed bitmap") );
-
- wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
-
- wxBitmap bmp;
- int bpp = -1;
-
+
int width = wxMax(newx, 1);
int height = wxMax(newy, 1);
width = wxMin(width, clipwidth);
height = wxMin(height, clipheight);
-
- GdkGC *gc = NULL;
- GdkPixmap *dstpix = NULL;
- if (GetPixmap())
- {
- GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
- if (visual == NULL)
- visual = wxTheApp->GetGdkVisual();
-
- bpp = visual->depth;
- bmp = wxBitmap(width,height,bpp);
- dstpix = bmp.GetPixmap();
- gc = gdk_gc_new( dstpix );
- }
+
+ wxBitmap bmp;
- char *dst = NULL;
- long dstbyteperline = 0;
-
- if (GetBitmap())
+#ifdef __WXGTK20__
+ if (HasPixbuf())
{
- bpp = 1;
- dstbyteperline = width/8*M_BMPDATA->m_bpp;
- if (width*M_BMPDATA->m_bpp % 8 != 0)
- dstbyteperline++;
- dst = (char*) malloc(dstbyteperline*height);
+ bmp.SetWidth(width);
+ bmp.SetHeight(height);
+ bmp.SetDepth(GetDepth());
+ bmp.SetPixbuf(gdk_pixbuf_new(GDK_COLORSPACE_RGB,
+ gdk_pixbuf_get_has_alpha(GetPixbuf()),
+ 8, width, height));
+ gdk_pixbuf_scale(GetPixbuf(), bmp.GetPixbuf(),
+ 0, 0, width, height,
+ clipx, clipy,
+ (double)newx/GetWidth(), (double)newy/GetHeight(),
+ GDK_INTERP_BILINEAR);
}
-
- // be careful to use the right scaling factor
- float scx = (float)M_BMPDATA->m_width/(float)newx;
- float scy = (float)M_BMPDATA->m_height/(float)newy;
- // prepare accel-tables
- int *tablex = (int *)calloc(width,sizeof(int));
- int *tabley = (int *)calloc(height,sizeof(int));
-
- // accel table filled with clipped values
- for (int x = 0; x < width; x++)
- tablex[x] = (int) (scx * (x+clipx));
- for (int y = 0; y < height; y++)
- tabley[y] = (int) (scy * (y+clipy));
-
- // Main rescaling routine starts here
- for (int h = 0; h < height; h++)
+ else
+#endif // __WXGTK20__
{
- char outbyte = 0;
- int old_x = -1;
- guint32 old_pixval;
+ GdkImage *img = (GdkImage*) NULL;
+ if (GetPixmap())
+ img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
+ else if (GetBitmap())
+ img = gdk_image_get( GetBitmap(), 0, 0, GetWidth(), GetHeight() );
+ else
+ wxFAIL_MSG( wxT("Ill-formed bitmap") );
+
+ wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
+
+ int bpp = -1;
- for (int w=0; w<width; w++)
+
+ GdkGC *gc = NULL;
+ GdkPixmap *dstpix = NULL;
+ if (GetPixmap())
{
- guint32 pixval;
- int x = tablex[w];
- if (x == old_x)
- pixval = old_pixval;
- else
- pixval = gdk_image_get_pixel( img, x, tabley[h] );
-
- if (bpp==1)
- {
- if (!pixval)
- {
- char bit=1;
- char shift = bit << w % 8;
- outbyte |= shift;
- }
-
- if ((w+1)%8==0)
- {
- dst[h*dstbyteperline+w/8]=~outbyte;
- outbyte = 0;
- }
- }
- else
- {
- GdkColor col;
- col.pixel = pixval;
- gdk_gc_set_foreground( gc, &col );
- gdk_draw_point( dstpix, gc, w, h);
- }
+ GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+ if (visual == NULL)
+ visual = wxTheApp->GetGdkVisual();
+
+ bpp = visual->depth;
+ bmp = wxBitmap(width,height,bpp);
+ dstpix = bmp.GetPixmap();
+ gc = gdk_gc_new( dstpix );
}
-
- // do not forget the last byte
- if (bpp == 1)
- dst[h*dstbyteperline+width/8] = ~outbyte;
- }
-
- gdk_image_destroy( img );
- if (gc) gdk_gc_unref( gc );
- if (bpp == 1)
- {
- bmp = wxBitmap( (const char *)dst, width, height, 1 );
- free( dst );
- }
-
- if (GetMask())
- {
- bpp = 1;
- dstbyteperline = width/8*bpp;
- if (width*bpp % 8 != 0)
- dstbyteperline++;
- dst = (char*) malloc(dstbyteperline*height);
- img = gdk_image_get( GetMask()->GetBitmap(), 0, 0, GetWidth(), GetHeight() );
+ char *dst = NULL;
+ long dstbyteperline = 0;
+
+ if (GetBitmap())
+ {
+ bpp = 1;
+ dstbyteperline = width/8*M_BMPDATA->m_bpp;
+ if (width*M_BMPDATA->m_bpp % 8 != 0)
+ dstbyteperline++;
+ dst = (char*) malloc(dstbyteperline*height);
+ }
+
+ // be careful to use the right scaling factor
+ float scx = (float)M_BMPDATA->m_width/(float)newx;
+ float scy = (float)M_BMPDATA->m_height/(float)newy;
+ // prepare accel-tables
+ int *tablex = (int *)calloc(width,sizeof(int));
+ int *tabley = (int *)calloc(height,sizeof(int));
+
+ // accel table filled with clipped values
+ for (int x = 0; x < width; x++)
+ tablex[x] = (int) (scx * (x+clipx));
+ for (int y = 0; y < height; y++)
+ tabley[y] = (int) (scy * (y+clipy));
+ // Main rescaling routine starts here
for (int h = 0; h < height; h++)
{
char outbyte = 0;
-
- for (int w=0; w<width; w++)
+ int old_x = -1;
+ guint32 old_pixval = 0;
+
+ for (int w = 0; w < width; w++)
{
- guint32 pixval = gdk_image_get_pixel( img, tablex[w], tabley[h] );
- if (pixval)
+ guint32 pixval;
+ int x = tablex[w];
+ if (x == old_x)
+ pixval = old_pixval;
+ else
{
- char bit=1;
- char shift = bit << w % 8;
- outbyte |= shift;
+ pixval = gdk_image_get_pixel( img, x, tabley[h] );
+ old_pixval = pixval;
+ old_x = x;
}
-
- if ((w+1)%8==0)
+
+ if (bpp == 1)
{
- dst[h*dstbyteperline+w/8]=~outbyte;
- outbyte = 0;
+ if (!pixval)
+ {
+ char bit=1;
+ char shift = bit << w % 8;
+ outbyte |= shift;
+ }
+
+ if ((w+1)%8==0)
+ {
+ dst[h*dstbyteperline+w/8] = outbyte;
+ outbyte = 0;
+ }
+ }
+ else
+ {
+ GdkColor col;
+ col.pixel = pixval;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_draw_point( dstpix, gc, w, h);
}
}
// do not forget the last byte
- if (bpp == 1)
- dst[h*dstbyteperline+width/8] = ~outbyte;
+ if ((bpp == 1) && (width % 8 != 0))
+ dst[h*dstbyteperline+width/8] = outbyte;
}
- wxBitmap mask_bmp( (const char *)dst, width, height, 1 );
- wxMask* mask = new wxMask(mask_bmp);
- bmp.SetMask(mask);
-
- free( dst );
gdk_image_destroy( img );
- }
+ if (gc) gdk_gc_unref( gc );
+
+ if (bpp == 1)
+ {
+ bmp = wxBitmap( (const char *)dst, width, height, 1 );
+ free( dst );
+ }
+
+ if (GetMask())
+ {
+ dstbyteperline = width/8;
+ if (width % 8 != 0)
+ dstbyteperline++;
+ dst = (char*) malloc(dstbyteperline*height);
+ img = gdk_image_get( GetMask()->GetBitmap(), 0, 0, GetWidth(), GetHeight() );
- free( tablex );
- free( tabley );
+ for (int h = 0; h < height; h++)
+ {
+ char outbyte = 0;
+ int old_x = -1;
+ guint32 old_pixval = 0;
+
+ for (int w = 0; w < width; w++)
+ {
+ guint32 pixval;
+ int x = tablex[w];
+ if (x == old_x)
+ pixval = old_pixval;
+ else
+ {
+ pixval = gdk_image_get_pixel( img, x, tabley[h] );
+ old_pixval = pixval;
+ old_x = x;
+ }
+
+ if (pixval)
+ {
+ char bit=1;
+ char shift = bit << w % 8;
+ outbyte |= shift;
+ }
+
+ if ((w+1)%8 == 0)
+ {
+ dst[h*dstbyteperline+w/8] = outbyte;
+ outbyte = 0;
+ }
+ }
+
+ // do not forget the last byte
+ if (width % 8 != 0)
+ dst[h*dstbyteperline+width/8] = outbyte;
+ }
+ wxMask* mask = new wxMask;
+ mask->m_bitmap = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) dst, width, height );
+ bmp.SetMask(mask);
+
+ free( dst );
+ gdk_image_destroy( img );
+ }
+
+ free( tablex );
+ free( tabley );
+ }
return bmp;
}
-bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
+bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
{
UnRef();
wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") )
wxCHECK_MSG( depth == -1 || depth == 1, FALSE, wxT("invalid bitmap depth") )
- int width = image.GetWidth();
- int height = image.GetHeight();
+ if (image.GetWidth() <= 0 || image.GetHeight() <= 0)
+ return false;
+
+ m_refData = new wxBitmapRefData();
- if ( width <= 0 || height <= 0 )
+ if (depth == 1)
{
- return false;
+ return CreateFromImageAsBitmap(image);
+ }
+ else
+ {
+#ifdef __WXGTK20__
+ if (image.HasAlpha())
+ return CreateFromImageAsPixbuf(image);
+#endif
+ return CreateFromImageAsPixmap(image);
}
+}
- m_refData = new wxBitmapRefData();
+// conversion to mono bitmap:
+bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img)
+{
+ // convert alpha channel to mask, if it is present:
+ wxImage image(img);
+ image.ConvertAlphaToMask();
+
+ int width = image.GetWidth();
+ int height = image.GetHeight();
SetHeight( height );
SetWidth( width );
- // ------
- // conversion to mono bitmap:
- // ------
- if (depth == 1)
- {
- SetBitmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ) );
+ SetBitmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ) );
- SetDepth( 1 );
+ SetDepth( 1 );
- GdkVisual *visual = wxTheApp->GetGdkVisual();
+ GdkVisual *visual = wxTheApp->GetGdkVisual();
- // Create picture image
+ // Create picture image
- unsigned char *data_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+ unsigned char *data_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
- GdkImage *data_image =
- gdk_image_new_bitmap( visual, data_data, width, height );
+ GdkImage *data_image =
+ gdk_image_new_bitmap( visual, data_data, width, height );
- // Create mask image
+ // Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = (GdkImage*) NULL;
- if (image.HasMask())
- {
- unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+ if (image.HasMask())
+ {
+ unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
- mask_image = gdk_image_new_bitmap( visual, mask_data, width, height );
+ mask_image = gdk_image_new_bitmap( visual, mask_data, width, height );
- wxMask *mask = new wxMask();
- mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
+ wxMask *mask = new wxMask();
+ mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
- SetMask( mask );
- }
+ SetMask( mask );
+ }
- int r_mask = image.GetMaskRed();
- int g_mask = image.GetMaskGreen();
- int b_mask = image.GetMaskBlue();
+ int r_mask = image.GetMaskRed();
+ int g_mask = image.GetMaskGreen();
+ int b_mask = image.GetMaskBlue();
- unsigned char* data = image.GetData();
+ unsigned char* data = image.GetData();
- int index = 0;
- for (int y = 0; y < height; y++)
+ int index = 0;
+ for (int y = 0; y < height; y++)
+ {
+ for (int x = 0; x < width; x++)
{
- for (int x = 0; x < width; x++)
+ int r = data[index];
+ index++;
+ int g = data[index];
+ index++;
+ int b = data[index];
+ index++;
+
+ if (image.HasMask())
{
- int r = data[index];
- index++;
- int g = data[index];
- index++;
- int b = data[index];
- index++;
-
- if (image.HasMask())
- {
- if ((r == r_mask) && (b == b_mask) && (g == g_mask))
- gdk_image_put_pixel( mask_image, x, y, 1 );
- else
- gdk_image_put_pixel( mask_image, x, y, 0 );
- }
-
- if ((r == 255) && (b == 255) && (g == 255))
- gdk_image_put_pixel( data_image, x, y, 1 );
+ if ((r == r_mask) && (b == b_mask) && (g == g_mask))
+ gdk_image_put_pixel( mask_image, x, y, 1 );
else
- gdk_image_put_pixel( data_image, x, y, 0 );
+ gdk_image_put_pixel( mask_image, x, y, 0 );
+ }
- } // for
- } // for
+ if ((r == 255) && (b == 255) && (g == 255))
+ gdk_image_put_pixel( data_image, x, y, 1 );
+ else
+ gdk_image_put_pixel( data_image, x, y, 0 );
- // Blit picture
+ } // for
+ } // for
- GdkGC *data_gc = gdk_gc_new( GetBitmap() );
+ // Blit picture
- gdk_draw_image( GetBitmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
+ GdkGC *data_gc = gdk_gc_new( GetBitmap() );
- gdk_image_destroy( data_image );
- gdk_gc_unref( data_gc );
+ gdk_draw_image( GetBitmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
- // Blit mask
+ gdk_image_destroy( data_image );
+ gdk_gc_unref( data_gc );
- if (image.HasMask())
- {
- GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
+ // Blit mask
- gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+ if (image.HasMask())
+ {
+ GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
- gdk_image_destroy( mask_image );
- gdk_gc_unref( mask_gc );
- }
+ gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+
+ gdk_image_destroy( mask_image );
+ gdk_gc_unref( mask_gc );
}
- // ------
- // conversion to colour bitmap:
- // ------
- else
- {
- SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) );
+ return true;
+}
+
+// conversion to colour bitmap:
+bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
+{
+ // convert alpha channel to mask, if it is present:
+ wxImage image(img);
+ image.ConvertAlphaToMask();
+
+ int width = image.GetWidth();
+ int height = image.GetHeight();
- GdkVisual *visual = wxTheApp->GetGdkVisual();
+ SetHeight( height );
+ SetWidth( width );
- int bpp = visual->depth;
+ SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) );
- SetDepth( bpp );
+ GdkVisual *visual = wxTheApp->GetGdkVisual();
- if ((bpp == 16) && (visual->red_mask != 0xf800))
- bpp = 15;
- else if (bpp < 8)
- bpp = 8;
+ int bpp = visual->depth;
+
+ SetDepth( bpp );
+
+ if ((bpp == 16) && (visual->red_mask != 0xf800))
+ bpp = 15;
+ else if (bpp < 8)
+ bpp = 8;
- // We handle 8-bit bitmaps ourselves using the colour cube, 12-bit
- // visuals are not supported by GDK so we do these ourselves, too.
- // 15-bit and 16-bit should actually work and 24-bit certainly does.
+ // We handle 8-bit bitmaps ourselves using the colour cube, 12-bit
+ // visuals are not supported by GDK so we do these ourselves, too.
+ // 15-bit and 16-bit should actually work and 24-bit certainly does.
#ifdef __sgi
- if (!image.HasMask() && (bpp > 16))
+ if (!image.HasMask() && (bpp > 16))
#else
- if (!image.HasMask() && (bpp > 12))
+ if (!image.HasMask() && (bpp > 12))
#endif
- {
- static bool s_hasInitialized = FALSE;
+ {
+ static bool s_hasInitialized = FALSE;
- if (!s_hasInitialized)
- {
- gdk_rgb_init();
- s_hasInitialized = TRUE;
- }
+ if (!s_hasInitialized)
+ {
+ gdk_rgb_init();
+ s_hasInitialized = TRUE;
+ }
- GdkGC *gc = gdk_gc_new( GetPixmap() );
+ GdkGC *gc = gdk_gc_new( GetPixmap() );
- gdk_draw_rgb_image( GetPixmap(),
- gc,
- 0, 0,
- width, height,
- GDK_RGB_DITHER_NONE,
- image.GetData(),
- width*3 );
+ gdk_draw_rgb_image( GetPixmap(),
+ gc,
+ 0, 0,
+ width, height,
+ GDK_RGB_DITHER_NONE,
+ image.GetData(),
+ width*3 );
- gdk_gc_unref( gc );
- return TRUE;
- }
+ gdk_gc_unref( gc );
+ return TRUE;
+ }
- // Create picture image
+ // Create picture image
- GdkImage *data_image =
- gdk_image_new( GDK_IMAGE_FASTEST, visual, width, height );
+ GdkImage *data_image =
+ gdk_image_new( GDK_IMAGE_FASTEST, visual, width, height );
- // Create mask image
+ // Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = (GdkImage*) NULL;
- if (image.HasMask())
- {
- unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+ if (image.HasMask())
+ {
+ unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
- mask_image = gdk_image_new_bitmap( visual, mask_data, width, height );
+ mask_image = gdk_image_new_bitmap( visual, mask_data, width, height );
- wxMask *mask = new wxMask();
- mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
+ wxMask *mask = new wxMask();
+ mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
- SetMask( mask );
- }
+ SetMask( mask );
+ }
- // Render
+ // Render
- enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
- byte_order b_o = RGB;
+ enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
+ byte_order b_o = RGB;
- if (bpp > 8)
- {
- if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask)) b_o = RGB;
- else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask)) b_o = RBG;
- else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask)) b_o = BRG;
- else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR;
- else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask)) b_o = GRB;
- else if ((visual->green_mask > visual->blue_mask) && (visual->blue_mask > visual->red_mask)) b_o = GBR;
- }
+ if (bpp > 8)
+ {
+ if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask)) b_o = RGB;
+ else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask)) b_o = RBG;
+ else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask)) b_o = BRG;
+ else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR;
+ else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask)) b_o = GRB;
+ else if ((visual->green_mask > visual->blue_mask) && (visual->blue_mask > visual->red_mask)) b_o = GBR;
+ }
- int r_mask = image.GetMaskRed();
- int g_mask = image.GetMaskGreen();
- int b_mask = image.GetMaskBlue();
+ int r_mask = image.GetMaskRed();
+ int g_mask = image.GetMaskGreen();
+ int b_mask = image.GetMaskBlue();
- unsigned char* data = image.GetData();
+ unsigned char* data = image.GetData();
- int index = 0;
- for (int y = 0; y < height; y++)
+ int index = 0;
+ for (int y = 0; y < height; y++)
+ {
+ for (int x = 0; x < width; x++)
{
- for (int x = 0; x < width; x++)
+ int r = data[index];
+ index++;
+ int g = data[index];
+ index++;
+ int b = data[index];
+ index++;
+
+ if (image.HasMask())
{
- int r = data[index];
- index++;
- int g = data[index];
- index++;
- int b = data[index];
- index++;
-
- if (image.HasMask())
- {
- if ((r == r_mask) && (b == b_mask) && (g == g_mask))
- gdk_image_put_pixel( mask_image, x, y, 1 );
- else
- gdk_image_put_pixel( mask_image, x, y, 0 );
- }
+ if ((r == r_mask) && (b == b_mask) && (g == g_mask))
+ gdk_image_put_pixel( mask_image, x, y, 1 );
+ else
+ gdk_image_put_pixel( mask_image, x, y, 0 );
+ }
- switch (bpp)
+ switch (bpp)
+ {
+ case 8:
{
- case 8:
+ int pixel = -1;
+ if (wxTheApp->m_colorCube)
{
- int pixel = -1;
- if (wxTheApp->m_colorCube)
- {
- pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
- }
- else
+ pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
+ }
+ else
+ {
+ GdkColormap *cmap = gtk_widget_get_default_colormap();
+ GdkColor *colors = cmap->colors;
+ int max = 3 * (65536);
+
+ for (int i = 0; i < cmap->size; i++)
{
- GdkColormap *cmap = gtk_widget_get_default_colormap();
- GdkColor *colors = cmap->colors;
- int max = 3 * (65536);
-
- for (int i = 0; i < cmap->size; i++)
- {
- int rdiff = (r << 8) - colors[i].red;
- int gdiff = (g << 8) - colors[i].green;
- int bdiff = (b << 8) - colors[i].blue;
- int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
- if (sum < max) { pixel = i; max = sum; }
- }
+ int rdiff = (r << 8) - colors[i].red;
+ int gdiff = (g << 8) - colors[i].green;
+ int bdiff = (b << 8) - colors[i].blue;
+ int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
+ if (sum < max) { pixel = i; max = sum; }
}
+ }
- gdk_image_put_pixel( data_image, x, y, pixel );
+ gdk_image_put_pixel( data_image, x, y, pixel );
- break;
- }
- case 12: // SGI only
+ break;
+ }
+ case 12: // SGI only
+ {
+ guint32 pixel = 0;
+ switch (b_o)
{
- guint32 pixel = 0;
- switch (b_o)
- {
- case RGB: pixel = ((r & 0xf0) << 4) | (g & 0xf0) | ((b & 0xf0) >> 4); break;
- case RBG: pixel = ((r & 0xf0) << 4) | (b & 0xf0) | ((g & 0xf0) >> 4); break;
- case GRB: pixel = ((g & 0xf0) << 4) | (r & 0xf0) | ((b & 0xf0) >> 4); break;
- case GBR: pixel = ((g & 0xf0) << 4) | (b & 0xf0) | ((r & 0xf0) >> 4); break;
- case BRG: pixel = ((b & 0xf0) << 4) | (r & 0xf0) | ((g & 0xf0) >> 4); break;
- case BGR: pixel = ((b & 0xf0) << 4) | (g & 0xf0) | ((r & 0xf0) >> 4); break;
- }
- gdk_image_put_pixel( data_image, x, y, pixel );
- break;
+ case RGB: pixel = ((r & 0xf0) << 4) | (g & 0xf0) | ((b & 0xf0) >> 4); break;
+ case RBG: pixel = ((r & 0xf0) << 4) | (b & 0xf0) | ((g & 0xf0) >> 4); break;
+ case GRB: pixel = ((g & 0xf0) << 4) | (r & 0xf0) | ((b & 0xf0) >> 4); break;
+ case GBR: pixel = ((g & 0xf0) << 4) | (b & 0xf0) | ((r & 0xf0) >> 4); break;
+ case BRG: pixel = ((b & 0xf0) << 4) | (r & 0xf0) | ((g & 0xf0) >> 4); break;
+ case BGR: pixel = ((b & 0xf0) << 4) | (g & 0xf0) | ((r & 0xf0) >> 4); break;
}
- case 15:
+ gdk_image_put_pixel( data_image, x, y, pixel );
+ break;
+ }
+ case 15:
+ {
+ guint32 pixel = 0;
+ switch (b_o)
{
- guint32 pixel = 0;
- switch (b_o)
- {
- case RGB: pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
- case RBG: pixel = ((r & 0xf8) << 7) | ((b & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
- case GRB: pixel = ((g & 0xf8) << 7) | ((r & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
- case GBR: pixel = ((g & 0xf8) << 7) | ((b & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
- case BRG: pixel = ((b & 0xf8) << 7) | ((r & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
- case BGR: pixel = ((b & 0xf8) << 7) | ((g & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
- }
- gdk_image_put_pixel( data_image, x, y, pixel );
- break;
+ case RGB: pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
+ case RBG: pixel = ((r & 0xf8) << 7) | ((b & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
+ case GRB: pixel = ((g & 0xf8) << 7) | ((r & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
+ case GBR: pixel = ((g & 0xf8) << 7) | ((b & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
+ case BRG: pixel = ((b & 0xf8) << 7) | ((r & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
+ case BGR: pixel = ((b & 0xf8) << 7) | ((g & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
}
- case 16:
+ gdk_image_put_pixel( data_image, x, y, pixel );
+ break;
+ }
+ case 16:
+ {
+ // I actually don't know if for 16-bit displays, it is alway the green
+ // component or the second component which has 6 bits.
+ guint32 pixel = 0;
+ switch (b_o)
{
- // I actually don't know if for 16-bit displays, it is alway the green
- // component or the second component which has 6 bits.
- guint32 pixel = 0;
- switch (b_o)
- {
- case RGB: pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
- case RBG: pixel = ((r & 0xf8) << 8) | ((b & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
- case GRB: pixel = ((g & 0xf8) << 8) | ((r & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
- case GBR: pixel = ((g & 0xf8) << 8) | ((b & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
- case BRG: pixel = ((b & 0xf8) << 8) | ((r & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
- case BGR: pixel = ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
- }
- gdk_image_put_pixel( data_image, x, y, pixel );
- break;
+ case RGB: pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
+ case RBG: pixel = ((r & 0xf8) << 8) | ((b & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
+ case GRB: pixel = ((g & 0xf8) << 8) | ((r & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
+ case GBR: pixel = ((g & 0xf8) << 8) | ((b & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
+ case BRG: pixel = ((b & 0xf8) << 8) | ((r & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
+ case BGR: pixel = ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
}
- case 32:
- case 24:
+ gdk_image_put_pixel( data_image, x, y, pixel );
+ break;
+ }
+ case 32:
+ case 24:
+ {
+ guint32 pixel = 0;
+ switch (b_o)
{
- guint32 pixel = 0;
- switch (b_o)
- {
- case RGB: pixel = (r << 16) | (g << 8) | b; break;
- case RBG: pixel = (r << 16) | (b << 8) | g; break;
- case BRG: pixel = (b << 16) | (r << 8) | g; break;
- case BGR: pixel = (b << 16) | (g << 8) | r; break;
- case GRB: pixel = (g << 16) | (r << 8) | b; break;
- case GBR: pixel = (g << 16) | (b << 8) | r; break;
- }
- gdk_image_put_pixel( data_image, x, y, pixel );
+ case RGB: pixel = (r << 16) | (g << 8) | b; break;
+ case RBG: pixel = (r << 16) | (b << 8) | g; break;
+ case BRG: pixel = (b << 16) | (r << 8) | g; break;
+ case BGR: pixel = (b << 16) | (g << 8) | r; break;
+ case GRB: pixel = (g << 16) | (r << 8) | b; break;
+ case GBR: pixel = (g << 16) | (b << 8) | r; break;
}
- default: break;
+ gdk_image_put_pixel( data_image, x, y, pixel );
}
- } // for
- } // for
+ default: break;
+ }
+ } // for
+ } // for
- // Blit picture
+ // Blit picture
- GdkGC *data_gc = gdk_gc_new( GetPixmap() );
+ GdkGC *data_gc = gdk_gc_new( GetPixmap() );
- gdk_draw_image( GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
+ gdk_draw_image( GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
- gdk_image_destroy( data_image );
- gdk_gc_unref( data_gc );
+ gdk_image_destroy( data_image );
+ gdk_gc_unref( data_gc );
- // Blit mask
+ // Blit mask
- if (image.HasMask())
- {
- GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
+ if (image.HasMask())
+ {
+ GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
- gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+ gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
- gdk_image_destroy( mask_image );
- gdk_gc_unref( mask_gc );
- }
+ gdk_image_destroy( mask_image );
+ gdk_gc_unref( mask_gc );
}
- return TRUE;
+ return true;
}
-wxImage wxBitmap::ConvertToImage() const
+#ifdef __WXGTK20__
+bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image)
{
- // the colour used as transparent one in wxImage and the one it is replaced
- // with when it really occurs in the bitmap
- static const int MASK_RED = 1;
- static const int MASK_GREEN = 2;
- static const int MASK_BLUE = 3;
- static const int MASK_BLUE_REPLACEMENT = 2;
+ int width = image.GetWidth();
+ int height = image.GetHeight();
- wxImage image;
+ GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
+ image.HasAlpha(),
+ 8 /* bits per sample */,
+ width, height);
+ if (!pixbuf)
+ return false;
- wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
+ wxASSERT( image.HasAlpha() ); // for now
+ wxASSERT( gdk_pixbuf_get_n_channels(pixbuf) == 4 );
+ wxASSERT( gdk_pixbuf_get_width(pixbuf) == width );
+ wxASSERT( gdk_pixbuf_get_height(pixbuf) == height );
+
+ M_BMPDATA->m_pixbuf = pixbuf;
+ SetHeight(height);
+ SetWidth(width);
+ SetDepth(wxTheApp->GetGdkVisual()->depth);
+
+ // Copy the data:
+ unsigned char *in = image.GetData();
+ unsigned char *out = gdk_pixbuf_get_pixels(pixbuf);
+ unsigned char *alpha = image.GetAlpha();
+
+ int rowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width;
- GdkImage *gdk_image = (GdkImage*) NULL;
- if (GetPixmap())
+ for (int y = 0; y < height; y++, out += rowinc)
{
- gdk_image = gdk_image_get( GetPixmap(),
- 0, 0,
- GetWidth(), GetHeight() );
- }
- else if (GetBitmap())
- {
- gdk_image = gdk_image_get( GetBitmap(),
- 0, 0,
- GetWidth(), GetHeight() );
- }
- else
- {
- wxFAIL_MSG( wxT("Ill-formed bitmap") );
+ for (int x = 0; x < width; x++, alpha++, out += 4, in += 3)
+ {
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = in[2];
+ out[3] = *alpha;
+ }
}
+
+ return true;
+}
+#endif // __WXGTK20__
- wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
+wxImage wxBitmap::ConvertToImage() const
+{
+ wxImage image;
- image.Create( GetWidth(), GetHeight() );
- char unsigned *data = image.GetData();
+ wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
+
+ image.Create(GetWidth(), GetHeight());
+ unsigned char *data = image.GetData();
if (!data)
{
- gdk_image_destroy( gdk_image );
wxFAIL_MSG( wxT("couldn't create image") );
return wxNullImage;
}
- GdkImage *gdk_image_mask = (GdkImage*) NULL;
- if (GetMask())
+#ifdef __WXGTK20__
+ if (HasPixbuf())
{
- gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(),
- 0, 0,
- GetWidth(), GetHeight() );
-
- image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE );
- }
+ GdkPixbuf *pixbuf = GetPixbuf();
+ wxASSERT( gdk_pixbuf_get_has_alpha(pixbuf) );
+
+ int w = GetWidth();
+ int h = GetHeight();
+
+ image.SetAlpha();
- int bpp = -1;
- int red_shift_right = 0;
- int green_shift_right = 0;
- int blue_shift_right = 0;
- int red_shift_left = 0;
- int green_shift_left = 0;
- int blue_shift_left = 0;
- bool use_shift = FALSE;
+ unsigned char *alpha = image.GetAlpha();
+ unsigned char *in = gdk_pixbuf_get_pixels(pixbuf);
+ unsigned char *out = data;
+ int rowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * w;
- if (GetPixmap())
- {
- GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
- if (visual == NULL)
- visual = wxTheApp->GetGdkVisual();
-
- bpp = visual->depth;
- if (bpp == 16)
- bpp = visual->red_prec + visual->green_prec + visual->blue_prec;
- red_shift_right = visual->red_shift;
- red_shift_left = 8-visual->red_prec;
- green_shift_right = visual->green_shift;
- green_shift_left = 8-visual->green_prec;
- blue_shift_right = visual->blue_shift;
- blue_shift_left = 8-visual->blue_prec;
-
- use_shift = (visual->type == GDK_VISUAL_TRUE_COLOR) || (visual->type == GDK_VISUAL_DIRECT_COLOR);
+ for (int y = 0; y < h; y++, in += rowinc)
+ {
+ for (int x = 0; x < w; x++, in += 4, out += 3, alpha++)
+ {
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = in[2];
+ *alpha = in[3];
+ }
+ }
}
- if (GetBitmap())
+ else
+#endif // __WXGTK20__
{
- bpp = 1;
- }
+ // the colour used as transparent one in wxImage and the one it is
+ // replaced with when it really occurs in the bitmap
+ static const int MASK_RED = 1;
+ static const int MASK_GREEN = 2;
+ static const int MASK_BLUE = 3;
+ static const int MASK_BLUE_REPLACEMENT = 2;
+
+ GdkImage *gdk_image = (GdkImage*) NULL;
+
+ if (HasPixmap())
+ {
+ gdk_image = gdk_image_get( GetPixmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
+ }
+ else if (GetBitmap())
+ {
+ gdk_image = gdk_image_get( GetBitmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
+ }
+ else
+ {
+ wxFAIL_MSG( wxT("Ill-formed bitmap") );
+ }
+ wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
- GdkColormap *cmap = gtk_widget_get_default_colormap();
+ GdkImage *gdk_image_mask = (GdkImage*) NULL;
+ if (GetMask())
+ {
+ gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
- long pos = 0;
- for (int j = 0; j < GetHeight(); j++)
- {
- for (int i = 0; i < GetWidth(); i++)
+ image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE );
+ }
+
+ int bpp = -1;
+ int red_shift_right = 0;
+ int green_shift_right = 0;
+ int blue_shift_right = 0;
+ int red_shift_left = 0;
+ int green_shift_left = 0;
+ int blue_shift_left = 0;
+ bool use_shift = FALSE;
+
+ if (GetPixmap())
{
- wxUint32 pixel = gdk_image_get_pixel( gdk_image, i, j );
- if (bpp == 1)
+ GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+ if (visual == NULL)
+ visual = wxTheApp->GetGdkVisual();
+
+ bpp = visual->depth;
+ if (bpp == 16)
+ bpp = visual->red_prec + visual->green_prec + visual->blue_prec;
+ red_shift_right = visual->red_shift;
+ red_shift_left = 8-visual->red_prec;
+ green_shift_right = visual->green_shift;
+ green_shift_left = 8-visual->green_prec;
+ blue_shift_right = visual->blue_shift;
+ blue_shift_left = 8-visual->blue_prec;
+
+ use_shift = (visual->type == GDK_VISUAL_TRUE_COLOR) || (visual->type == GDK_VISUAL_DIRECT_COLOR);
+ }
+ if (GetBitmap())
+ {
+ bpp = 1;
+ }
+
+
+ GdkColormap *cmap = gtk_widget_get_default_colormap();
+
+ long pos = 0;
+ for (int j = 0; j < GetHeight(); j++)
+ {
+ for (int i = 0; i < GetWidth(); i++)
{
- if (pixel == 0)
+ wxUint32 pixel = gdk_image_get_pixel( gdk_image, i, j );
+ if (bpp == 1)
+ {
+ if (pixel == 0)
+ {
+ data[pos] = 0;
+ data[pos+1] = 0;
+ data[pos+2] = 0;
+ }
+ else
+ {
+ data[pos] = 255;
+ data[pos+1] = 255;
+ data[pos+2] = 255;
+ }
+ }
+ else if (use_shift)
{
- data[pos] = 0;
- data[pos+1] = 0;
- data[pos+2] = 0;
+ data[pos] = (pixel >> red_shift_right) << red_shift_left;
+ data[pos+1] = (pixel >> green_shift_right) << green_shift_left;
+ data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left;
}
- else
+ else if (cmap->colors)
{
- data[pos] = 255;
- data[pos+1] = 255;
- data[pos+2] = 255;
+ data[pos] = cmap->colors[pixel].red >> 8;
+ data[pos+1] = cmap->colors[pixel].green >> 8;
+ data[pos+2] = cmap->colors[pixel].blue >> 8;
}
- }
- else if (use_shift)
- {
- data[pos] = (pixel >> red_shift_right) << red_shift_left;
- data[pos+1] = (pixel >> green_shift_right) << green_shift_left;
- data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left;
- }
- else if (cmap->colors)
- {
- data[pos] = cmap->colors[pixel].red >> 8;
- data[pos+1] = cmap->colors[pixel].green >> 8;
- data[pos+2] = cmap->colors[pixel].blue >> 8;
- }
- else
- {
- wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") );
- }
-
- if (gdk_image_mask)
- {
- int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j );
- if (mask_pixel == 0)
+ else
{
- data[pos] = MASK_RED;
- data[pos+1] = MASK_GREEN;
- data[pos+2] = MASK_BLUE;
+ wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") );
}
- else if ( data[pos] == MASK_RED &&
- data[pos+1] == MASK_GREEN &&
- data[pos+2] == MASK_BLUE )
+
+ if (gdk_image_mask)
{
- data[pos+2] = MASK_BLUE_REPLACEMENT;
+ int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j );
+ if (mask_pixel == 0)
+ {
+ data[pos] = MASK_RED;
+ data[pos+1] = MASK_GREEN;
+ data[pos+2] = MASK_BLUE;
+ }
+ else if ( data[pos] == MASK_RED &&
+ data[pos+1] == MASK_GREEN &&
+ data[pos+2] == MASK_BLUE )
+ {
+ data[pos+2] = MASK_BLUE_REPLACEMENT;
+ }
}
- }
- pos += 3;
+ pos += 3;
+ }
}
- }
- gdk_image_destroy( gdk_image );
- if (gdk_image_mask) gdk_image_destroy( gdk_image_mask );
+ gdk_image_destroy( gdk_image );
+ if (gdk_image_mask) gdk_image_destroy( gdk_image_mask );
+ }
return image;
}
bool wxBitmap::Ok() const
{
- return (m_refData != NULL);
+ return (m_refData != NULL) &&
+ (
+#ifdef __WXGTK20__
+ M_BMPDATA->m_pixbuf ||
+#endif
+ M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap
+ );
}
int wxBitmap::GetHeight() const
wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
- if (ret.GetPixmap())
+#ifdef __WXGTK20__
+ if (HasPixbuf())
{
- GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
- gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
+ GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
+ gdk_pixbuf_get_has_alpha(GetPixbuf()),
+ 8, GetWidth(), GetHeight());
+ ret.SetPixbuf(pixbuf);
+ gdk_pixbuf_copy_area(GetPixbuf(),
+ rect.x, rect.y, rect.width, rect.height,
+ pixbuf, 0, 0);
}
else
+#endif // __WXGTK20__
{
- GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
- gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
+ if (ret.GetPixmap())
+ {
+ GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
+ gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+ gdk_gc_destroy( gc );
+ }
+ else
+ {
+ GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
+ GdkColor col;
+ col.pixel = 0xFFFFFF;
+ gdk_gc_set_foreground( gc, &col );
+ col.pixel = 0;
+ gdk_gc_set_background( gc, &col );
+ gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+ gdk_gc_destroy( gc );
+ }
}
if (GetMask())
mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, rect.width, rect.height, 1 );
GdkGC *gc = gdk_gc_new( mask->m_bitmap );
- gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, 0, 0, rect.x, rect.y, rect.width, rect.height );
+ GdkColor col;
+ col.pixel = 0xFFFFFF;
+ gdk_gc_set_foreground( gc, &col );
+ col.pixel = 0;
+ gdk_gc_set_background( gc, &col );
+ gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, rect.x, rect.y, 0, 0, rect.width, rect.height );
gdk_gc_destroy( gc );
ret.SetMask( mask );
m_refData = new wxBitmapRefData();
M_BMPDATA->m_pixmap = pixmap;
+#ifdef __WXGTK20__
+ PurgeOtherRepresentations(Pixmap);
+#endif
}
void wxBitmap::SetBitmap( GdkPixmap *bitmap )
m_refData = new wxBitmapRefData();
M_BMPDATA->m_bitmap = bitmap;
+#ifdef __WXGTK20__
+ PurgeOtherRepresentations(Pixmap);
+#endif
}
GdkPixmap *wxBitmap::GetPixmap() const
{
wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") );
+#ifdef __WXGTK20__
+ // create the pixmap on the fly if we use Pixbuf representation:
+ if (HasPixbuf() && !HasPixmap())
+ {
+ delete M_BMPDATA->m_mask;
+ M_BMPDATA->m_mask = new wxMask();
+ gdk_pixbuf_render_pixmap_and_mask(M_BMPDATA->m_pixbuf,
+ &M_BMPDATA->m_pixmap,
+ &M_BMPDATA->m_mask->m_bitmap,
+ 128 /*threshold*/);
+ }
+#endif // __WXGTK20__
+
return M_BMPDATA->m_pixmap;
}
+bool wxBitmap::HasPixmap() const
+{
+ wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+
+ return M_BMPDATA->m_pixmap != NULL;
+}
+
GdkBitmap *wxBitmap::GetBitmap() const
{
wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_bitmap;
}
+
+#ifdef __WXGTK20__
+GdkPixbuf *wxBitmap::GetPixbuf() const
+{
+ wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
+
+ if (HasPixmap() && !HasPixbuf())
+ {
+ int width = GetWidth();
+ int height = GetHeight();
+
+ GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
+ GetMask() != NULL,
+ 8, width, height);
+ M_BMPDATA->m_pixbuf =
+ gdk_pixbuf_get_from_drawable(pixbuf, M_BMPDATA->m_pixmap, NULL,
+ 0, 0, 0, 0, width, height);
+
+ // apply the mask to created pixbuf:
+ if (M_BMPDATA->m_pixbuf && M_BMPDATA->m_mask)
+ {
+ GdkPixbuf *pmask =
+ gdk_pixbuf_get_from_drawable(NULL,
+ M_BMPDATA->m_mask->GetBitmap(),
+ NULL,
+ 0, 0, 0, 0, width, height);
+ if (pmask)
+ {
+ guchar *bmp = gdk_pixbuf_get_pixels(pixbuf);
+ guchar *mask = gdk_pixbuf_get_pixels(pmask);
+ int bmprowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width;
+ int maskrowinc = gdk_pixbuf_get_rowstride(pmask) - 3 * width;
+
+ for (int y = 0; y < height;
+ y++, bmp += bmprowinc, mask += maskrowinc)
+ {
+ for (int x = 0; x < width; x++, bmp += 4, mask += 3)
+ {
+ if (mask[0] == 0 /*black pixel*/)
+ bmp[3] = 0;
+ }
+ }
+
+ gdk_pixbuf_unref(pmask);
+ }
+ }
+ }
+
+ return M_BMPDATA->m_pixbuf;
+}
+
+bool wxBitmap::HasPixbuf() const
+{
+ wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+
+ return M_BMPDATA->m_pixbuf != NULL;
+}
+
+void wxBitmap::SetPixbuf( GdkPixbuf *pixbuf )
+{
+ if (!m_refData)
+ m_refData = new wxBitmapRefData();
+
+ M_BMPDATA->m_pixbuf = pixbuf;
+ PurgeOtherRepresentations(Pixbuf);
+}
+
+void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep)
+{
+ if (keep == Pixmap && HasPixbuf())
+ {
+ gdk_pixbuf_unref( M_BMPDATA->m_pixbuf );
+ M_BMPDATA->m_pixbuf = NULL;
+ }
+ if (keep == Pixbuf && HasPixmap())
+ {
+ gdk_pixmap_unref( M_BMPDATA->m_pixmap );
+ M_BMPDATA->m_pixmap = NULL;
+ }
+}
+
+#endif // __WXGTK20__
projects / wxWidgets.git / blobdiff