mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-06 00:30:08 +00:00
30bd71e2ae
* demos/testanimation.c: Don't include "gdk-pixbuf.h". Use <gtk/gdk-pixbuf-loader.h>, not "gtk-pixbuf/gdk-pixbuf-loader.h". * demos/testpixbuf.c: Likewise. * demos/testpixbuf-scale.c: Don't include "gdk-pixbuf.h". * demos/testpixbuf-drawable.c: Don't include "gdk-pixbuf.h". Use <gdk/x11/gdkx.h>. * demos/pixbuf-demo.c: Use <gtk/gtk.h> not "gtk.h". Don't include "gdk-pixbuf.h". * demos/Makefile.am (INCLUDES): Remove unneeded directories.
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
#include <config.h>
|
|
#include <gtk/gtk.h>
|
|
#include <gdk/x11/gdkx.h>
|
|
|
|
int close_app(GtkWidget *widget, gpointer data)
|
|
{
|
|
gtk_main_quit();
|
|
return TRUE;
|
|
}
|
|
|
|
int expose_cb(GtkWidget *drawing_area, GdkEventExpose *evt, gpointer data)
|
|
{
|
|
GdkPixbuf *pixbuf;
|
|
|
|
pixbuf = (GdkPixbuf *) gtk_object_get_data(GTK_OBJECT(drawing_area),
|
|
"pixbuf");
|
|
if(gdk_pixbuf_get_has_alpha (pixbuf))
|
|
{
|
|
gdk_draw_rgb_32_image(drawing_area->window,
|
|
drawing_area->style->black_gc,
|
|
evt->area.x, evt->area.y,
|
|
evt->area.width,
|
|
evt->area.height,
|
|
GDK_RGB_DITHER_MAX,
|
|
gdk_pixbuf_get_pixels (pixbuf) +
|
|
(evt->area.y * gdk_pixbuf_get_rowstride (pixbuf)) +
|
|
(evt->area.x * gdk_pixbuf_get_n_channels (pixbuf)),
|
|
gdk_pixbuf_get_rowstride (pixbuf));
|
|
}
|
|
else
|
|
{
|
|
gdk_draw_rgb_image(drawing_area->window,
|
|
drawing_area->style->black_gc,
|
|
evt->area.x, evt->area.y,
|
|
evt->area.width,
|
|
evt->area.height,
|
|
GDK_RGB_DITHER_NORMAL,
|
|
gdk_pixbuf_get_pixels (pixbuf) +
|
|
(evt->area.y * gdk_pixbuf_get_rowstride (pixbuf)) +
|
|
(evt->area.x * gdk_pixbuf_get_n_channels (pixbuf)),
|
|
gdk_pixbuf_get_rowstride (pixbuf));
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
int configure_cb(GtkWidget *drawing_area, GdkEventConfigure *evt, gpointer data)
|
|
{
|
|
GdkPixbuf *pixbuf;
|
|
|
|
pixbuf = (GdkPixbuf *) gtk_object_get_data(GTK_OBJECT(drawing_area),
|
|
"pixbuf");
|
|
|
|
g_print("X:%d Y:%d\n", evt->width, evt->height);
|
|
if(evt->width != gdk_pixbuf_get_width (pixbuf) || evt->height != gdk_pixbuf_get_height (pixbuf))
|
|
{
|
|
GdkWindow *root;
|
|
GdkPixbuf *new_pixbuf;
|
|
|
|
root = GDK_ROOT_PARENT();
|
|
new_pixbuf = gdk_pixbuf_get_from_drawable(NULL, root, NULL,
|
|
0, 0, 0, 0, evt->width, evt->height);
|
|
gtk_object_set_data(GTK_OBJECT(drawing_area), "pixbuf", new_pixbuf);
|
|
gdk_pixbuf_unref(pixbuf);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
extern void pixbuf_init();
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
GdkWindow *root;
|
|
GtkWidget *window;
|
|
GtkWidget *vbox;
|
|
GtkWidget *drawing_area;
|
|
GdkPixbuf *pixbuf;
|
|
|
|
pixbuf_init ();
|
|
|
|
gtk_init(&argc, &argv);
|
|
gdk_rgb_set_verbose(TRUE);
|
|
gdk_rgb_init();
|
|
|
|
gtk_widget_set_default_colormap(gdk_rgb_get_cmap());
|
|
gtk_widget_set_default_visual(gdk_rgb_get_visual());
|
|
|
|
root = GDK_ROOT_PARENT();
|
|
pixbuf = gdk_pixbuf_get_from_drawable(NULL, root, NULL,
|
|
0, 0, 0, 0, 150, 160);
|
|
|
|
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
|
|
gtk_signal_connect(GTK_OBJECT(window), "delete_event",
|
|
GTK_SIGNAL_FUNC(close_app), NULL);
|
|
gtk_signal_connect(GTK_OBJECT(window), "destroy",
|
|
GTK_SIGNAL_FUNC(close_app), NULL);
|
|
|
|
vbox = gtk_vbox_new(FALSE, 0);
|
|
gtk_container_add(GTK_CONTAINER(window), vbox);
|
|
|
|
drawing_area = gtk_drawing_area_new();
|
|
gtk_drawing_area_size(GTK_DRAWING_AREA(drawing_area),
|
|
gdk_pixbuf_get_width (pixbuf),
|
|
gdk_pixbuf_get_height (pixbuf));
|
|
gtk_signal_connect(GTK_OBJECT(drawing_area), "expose_event",
|
|
GTK_SIGNAL_FUNC(expose_cb), NULL);
|
|
|
|
gtk_signal_connect(GTK_OBJECT(drawing_area), "configure_event",
|
|
GTK_SIGNAL_FUNC(configure_cb), NULL);
|
|
gtk_object_set_data(GTK_OBJECT(drawing_area), "pixbuf", pixbuf);
|
|
gtk_box_pack_start(GTK_BOX(vbox), drawing_area, TRUE, TRUE, 0);
|
|
|
|
gtk_widget_show_all(window);
|
|
gtk_main();
|
|
return 0;
|
|
}
|