#include "wx/icon.h"
#include "wx/filefn.h"
#include "wx/image.h"
+#include "wx/dcmemory.h"
#include <gdk/gdk.h>
#include <gdk/gdkprivate.h>
-#include <gdk/gdkx.h>
+
+// in GTK+ 1.3 gdk_root_parent was renamed into gdk_parent_root
+#ifdef __WXGTK13__
+ #define gdk_root_parent gdk_parent_root
+#else // GTK+ <= 1.2
+ // need to get the declaration of gdk_root_parent from private header
+ #include <gdk/gdkx.h>
+#endif // GTK+ 1.3/1.2
//-----------------------------------------------------------------------------
// wxMask
wxMask::~wxMask()
{
- if (m_bitmap)
+ if (m_bitmap)
gdk_bitmap_unref( m_bitmap );
}
gdk_bitmap_unref( m_bitmap );
m_bitmap = (GdkBitmap*) NULL;
}
-
+
wxImage image( bitmap );
if (!image.Ok()) return FALSE;
-
- GdkVisual *visual = gdk_visual_get_system();
-
- GdkImage *mask_image = gdk_image_new( GDK_IMAGE_FASTEST, visual, image.GetWidth(), image.GetHeight() );
- if (!mask_image) return FALSE;
GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
m_bitmap = gdk_pixmap_new( parent, image.GetWidth(), image.GetHeight(), 1 );
-
-
+ GdkGC *gc = gdk_gc_new( m_bitmap );
+
+ GdkColor color;
+ color.red = 65000;
+ color.green = 65000;
+ color.blue = 65000;
+ color.pixel = 1;
+ gdk_gc_set_foreground( gc, &color );
+ gdk_gc_set_fill( gc, GDK_SOLID );
+ gdk_draw_rectangle( m_bitmap, gc, TRUE, 0, 0, image.GetWidth(), image.GetHeight() );
+
unsigned char *data = image.GetData();
int index = 0;
-
+
unsigned char red = colour.Red();
unsigned char green = colour.Green();
unsigned char blue = colour.Blue();
-
+
+ GdkVisual *visual = gdk_visual_get_system();
int bpp = visual->depth;
if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15;
if (bpp == 15)
blue = blue & 0xfc;
green = green & 0xf8;
}
-
+
+ color.red = 0;
+ color.green = 0;
+ color.blue = 0;
+ color.pixel = 0;
+ gdk_gc_set_foreground( gc, &color );
+
for (int j = 0; j < image.GetHeight(); j++)
- for (int i = 0; i < image.GetWidth(); i++)
+ {
+ int start_x = -1;
+ int i;
+ for (i = 0; i < image.GetWidth(); i++)
{
- if ((data[index] == red) &&
- (data[index+1] == green) &&
- (data[index+2] == blue))
- {
- gdk_image_put_pixel( mask_image, i, j, 1 );
- }
- else
- {
- gdk_image_put_pixel( mask_image, i, j, 1 );
- }
- index += 3;
- }
-
- GdkGC *mask_gc = gdk_gc_new( m_bitmap );
-
- gdk_draw_image( m_bitmap, mask_gc, mask_image, 0, 0, 0, 0, image.GetWidth(), image.GetHeight() );
-
- gdk_gc_unref( mask_gc );
- gdk_image_destroy( mask_image );
-
- return FALSE;
+ if ((data[index] == red) &&
+ (data[index+1] == green) &&
+ (data[index+2] == blue))
+ {
+ if (start_x == -1)
+ start_x = i;
+ }
+ else
+ {
+ if (start_x != -1)
+ {
+ gdk_draw_line( m_bitmap, gc, start_x, j, i-1, j );
+ start_x = -1;
+ }
+ }
+ index += 3;
+ }
+ if (start_x != -1)
+ gdk_draw_line( m_bitmap, gc, start_x, j, i, j );
+ }
+
+ gdk_gc_unref( gc );
+
+ return TRUE;
}
bool wxMask::Create( const wxBitmap& WXUNUSED(bitmap),
class wxBitmapRefData: public wxObjectRefData
{
public:
- wxBitmapRefData();
- ~wxBitmapRefData();
-
- GdkPixmap *m_pixmap;
- GdkBitmap *m_bitmap;
- wxMask *m_mask;
- int m_width;
- int m_height;
- int m_bpp;
- wxPalette *m_palette;
+ wxBitmapRefData();
+ ~wxBitmapRefData();
+
+ GdkPixmap *m_pixmap;
+ GdkBitmap *m_bitmap;
+ wxMask *m_mask;
+ int m_width;
+ int m_height;
+ int m_bpp;
+ wxPalette *m_palette;
};
wxBitmapRefData::wxBitmapRefData()
M_BMPDATA->m_mask = mask;
}
+wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
+{
+ wxCHECK_MSG( Ok() &&
+ (rect.x >= 0) && (rect.y >= 0) &&
+ (rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height),
+ wxNullBitmap, wxT("invalid bitmap or bitmap region") );
+
+ wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
+ wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
+
+ 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() );
+ gdk_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+ gdk_gc_destroy( gc );
+ }
+
+ if (GetMask())
+ {
+ wxMask *mask = new wxMask;
+ GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
+ mask->m_bitmap = gdk_pixmap_new( parent, rect.width, rect.height, 1 );
+
+ GdkGC *gc = gdk_gc_new( mask->m_bitmap );
+ gdk_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, 0, 0, rect.x, rect.y, rect.width, rect.height );
+ gdk_gc_destroy( gc );
+
+ ret.SetMask( mask );
+ }
+
+ return ret;
+}
+
bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
{
wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") );
projects / wxWidgets.git / blobdiff