Added testpixbuf-drawable test program

3 files changed, 119 insertions, 1 deletions

diff --git a/demos/testpixbuf-drawable.c b/demos/testpixbuf-drawable.c
new file mode 100644
index 000000000..d7a941e4e
--- /dev/null
+++ b/demos/testpixbuf-drawable.c
@@ -0,0 +1,107 @@
+#include <gtk/gtk.h>
+#include <gdk/gdkx.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gdk-pixbuf/gdk-pixbuf-drawable.h>
+
+void close_app(GtkWidget *widget, gpointer data)
+{
+   gtk_main_quit();
+}
+
+void expose_cb(GtkWidget *drawing_area, GdkEventExpose *evt, gpointer
+data)
+{
+   GdkPixbuf *pixbuf;
+   gint x1, y1, x2, y2;
+         
+   pixbuf = (GdkPixbuf *) gtk_object_get_data(GTK_OBJECT(drawing_area),
+                                              "pixbuf");
+      
+   if(pixbuf->art_pixbuf->has_alpha)
+   {
+      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,
+                            pixbuf->art_pixbuf->pixels +
+                              (evt->area.y * pixbuf->art_pixbuf->rowstride) +
+                              (evt->area.x *  pixbuf->art_pixbuf->n_channels),
+                            pixbuf->art_pixbuf->rowstride);
+   }
+   else
+   {
+      gdk_draw_rgb_image(drawing_area->window, 
+                         drawing_area->style->white_gc, 
+                         evt->area.x, evt->area.y,
+                         evt->area.width,
+                         evt->area.height,  
+                         GDK_RGB_DITHER_NORMAL,
+                         pixbuf->art_pixbuf->pixels +
+                           (evt->area.y * pixbuf->art_pixbuf->rowstride) +
+                           (evt->area.x * pixbuf->art_pixbuf->n_channels),
+                         pixbuf->art_pixbuf->rowstride);
+   }
+}
+void configure_cb(GtkWidget *drawing_area, GdkEventConfigure *evt,
+gpointer data)
+{
+   GdkPixbuf *pixbuf, spb;
+                           
+   pixbuf = (GdkPixbuf *) gtk_object_get_data(GTK_OBJECT(drawing_area),   
+                                              "pixbuf");
+    
+   g_print("X:%d Y:%d\n", evt->width, evt->height);
+#if 0
+   if(((evt->width) != (pixbuf->art_pixbuf->width)) ||
+      ((evt->height) != (pixbuf->art_pixbuf->height)))
+      gdk_pixbuf_scale(pixbuf, evt->width, evt->height);
+#endif                     
+}
+
+int main(int argc, char **argv)
+{   
+   GdkWindow     *root;
+   GtkWidget     *window;
+   GtkWidget     *vbox;
+   GtkWidget     *drawing_area;
+   GdkPixbuf     *pixbuf;    
+   gint           width, height;
+   gint           x, y;
+   
+   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_window_foreign_new(GDK_ROOT_WINDOW());
+   pixbuf = gdk_pixbuf_rgb_from_drawable(root, 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),
+                         pixbuf->art_pixbuf->width,
+                         pixbuf->art_pixbuf->height);
+   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();
+}
diff --git a/gdk-pixbuf/ChangeLog b/gdk-pixbuf/ChangeLog
index 31fcb963e..162ecd5af 100644
--- a/gdk-pixbuf/ChangeLog
+++ b/gdk-pixbuf/ChangeLog
@@ -1,3 +1,12 @@
+1999-11-13  Cody Russell  <bratsche@dfw.net>
+	* src/testpixbuf-drawable.c: Added a test program for drawable
+	code.
+
+	* src/Makefile.am: Build testpixbuf-drawable.
+
+1999-11-12  Cody Russell  <bratsche@dfw.net>
+	* src/gdk-pixbuf-drawable.c: Merged in Michael Zucchi's changes.
+
 1999-11-10  Federico Mena Quintero  <federico@redhat.com>
 
 	* doc/tmpl/gdk-pixbuf-loader.sgml: Populated.
diff --git a/gdk-pixbuf/Makefile.am b/gdk-pixbuf/Makefile.am
index 387690bf2..216caaac0 100644
--- a/gdk-pixbuf/Makefile.am
+++ b/gdk-pixbuf/Makefile.am
@@ -32,7 +32,7 @@ libexec_LTLIBRARIES =		\
 	$(TIFF_LIB)	\
 	$(PNM_LIB)
 
-noinst_PROGRAMS = testpixbuf
+noinst_PROGRAMS = testpixbuf testpixbuf-drawable
 
 
 DEPS = libgdk_pixbuf.la
@@ -43,6 +43,8 @@ LDADDS = libgdk_pixbuf.la $(LIBART_LIBS) $(GLIB_LIBS)
 
 testpixbuf_LDADD = $(LDADDS) $(LIBART_LIBS) $(GNOME_LIBS) -lgmodule
 
+testpixbuf_drawable_LDADD = $(LDADDS) $(GNOME_LIBS)
+
 #
 # The GdkPixBuf library
 #