ultimatepp/uppsrc/CtrlCore/GtkUtil.cpp

86 lines
1.7 KiB
C++

#include <CtrlCore/CtrlCore.h>
#ifdef GUI_GTK
namespace Upp {
GdkRect::GdkRect(const Rect& r)
{
x = r.left;
y = r.top;
width = r.GetWidth();
height = r.GetHeight();
}
String ImageClipFromPixbufUnref(GdkPixbuf *pixbuf)
{
Image img;
if(pixbuf) {
int chn = gdk_pixbuf_get_n_channels(pixbuf);
if((chn == 3 && !gdk_pixbuf_get_has_alpha(pixbuf) ||
chn == 4 && gdk_pixbuf_get_has_alpha(pixbuf)) &&
gdk_pixbuf_get_colorspace(pixbuf) == GDK_COLORSPACE_RGB &&
gdk_pixbuf_get_bits_per_sample(pixbuf) == 8) {
Size sz(gdk_pixbuf_get_width (pixbuf), gdk_pixbuf_get_height(pixbuf));
ImageBuffer m(sz);
int stride = gdk_pixbuf_get_rowstride(pixbuf);
byte *l = (byte *)gdk_pixbuf_get_pixels(pixbuf);
for(int y = 0; y < sz.cy; y++) {
RGBA *s = m[y];
const RGBA *e = s + sz.cx;
const byte *t = l;
if(chn == 4)
while(s < e) {
s->r = *t++;
s->g = *t++;
s->b = *t++;
s->a = *t++;
s++;
}
else
while(s < e) {
s->r = *t++;
s->g = *t++;
s->b = *t++;
s->a = 255;
s++;
}
l += stride;
}
img = m;
img = Premultiply(img);
}
g_object_unref(pixbuf);
}
return StoreAsString(img);
}
String FilesClipFromUrisFree(gchar **uris)
{
if(uris) {
String h;
for(int i = 0; uris[i]; i++)
h << uris[i] << '\n';
g_strfreev (uris);
return h;
}
return Null;
}
GdkAtom GAtom(const String& id)
{
GuiLock __;
static VectorMap<String, GdkAtom> m;
int q = m.Find(id);
return q >= 0 ? m[q] : (m.Add(id) = gdk_atom_intern(~id, FALSE));
}
int rmsecs()
{
static int msecs0 = msecs();
return msecs(msecs0);
}
}
#endif