vmap/libs/gtkutil/image.cpp
2020-11-17 12:16:16 +01:00

82 lines
2.2 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "image.h"
#include <gtk/gtk.h>
#include "string/string.h"
#include "stream/stringstream.h"
#include "stream/textstream.h"
namespace {
CopiedString g_bitmapsPath;
}
void BitmapsPath_set(const char *path)
{
g_bitmapsPath = path;
}
GdkPixbuf *pixbuf_new_from_file_with_mask(const char *filename)
{
GdkPixbuf *rgb = gdk_pixbuf_new_from_file(filename, 0);
if (rgb == 0) {
return 0;
} else {
GdkPixbuf *rgba = gdk_pixbuf_add_alpha(rgb, FALSE, 255, 0, 255);
g_object_unref(rgb);
return rgba;
}
}
ui::Image image_new_from_file_with_mask(const char *filename)
{
GdkPixbuf *rgba = pixbuf_new_from_file_with_mask(filename);
if (rgba == 0) {
return ui::Image(ui::null);
} else {
auto image = ui::Image::from(gtk_image_new_from_pixbuf(rgba));
g_object_unref(rgba);
return image;
}
}
ui::Image image_new_missing()
{
return ui::Image::from(gtk_image_new_from_stock(GTK_STOCK_MISSING_IMAGE, GTK_ICON_SIZE_SMALL_TOOLBAR));
}
ui::Image new_image(const char *filename)
{
if (auto image = image_new_from_file_with_mask(filename)) {
return image;
}
return image_new_missing();
}
ui::Image new_local_image(const char *filename)
{
StringOutputStream fullPath(256);
fullPath << g_bitmapsPath.c_str() << filename;
return new_image(fullPath.c_str());
}