gboolean whiteb_expose_event(GtkWidget *white_board, GdkEventExpose *ev, gpointer user_data)
{
struct question *question_data = user_data;
if(whiteb_image == NULL)
{
/* Load the image */
whiteb_image = rsvg_pixbuf_from_file_at_size(g_strdup_printf("questions/%s/%s/%s/%s/%s/%s",question_data->group,question_data->level,question_data->type,question_data->topic,question_data->stopic,question_data->filename),768,576, NULL);
if(whiteb_image!=NULL)
{
GdkPixmap *question_map = gdk_pixmap_new(NULL,768,576,24);
draw_fill_a_buffer(question_map);
gdk_draw_pixbuf(question_map,gdk_gc_new(question_map),whiteb_image,0,0,0,0,768,576,GDK_RGB_DITHER_NONE,0,0);
draw_set_original(question_map);
}
}
draw_sync_buffers(white_board);
return 0;
}
static VALUE
rg_s_pixbuf_from_file_at_size(G_GNUC_UNUSED VALUE self, VALUE file_name,
VALUE width, VALUE height)
{
VALUE rb_pixbuf;
GdkPixbuf *pixbuf;
GError *error = NULL;
pixbuf = rsvg_pixbuf_from_file_at_size(RVAL2CSTR(file_name),
NUM2INT(width),
NUM2INT(height),
&error);
if (error) RAISE_GERROR(error);
rb_pixbuf = GOBJ2RVAL(pixbuf);
g_object_unref(pixbuf);
return rb_pixbuf;
}
gboolean whiteb_expose_event(GtkWidget *white_board, GdkEventExpose *ev, gpointer user_data)
{
struct Question *data = user_data;
if(whiteb_image == NULL)
{
/* Load the image */
char *filename = malloc(140);
memset(filename,'\0',140);
strcpy(filename,"questions/");
strcat(filename,data->filename);
whiteb_image = rsvg_pixbuf_from_file_at_size(filename,768,576, NULL);
if(whiteb_image!=NULL)
{
GdkPixmap *question_map = gdk_pixmap_new(NULL,768,576,24);
draw_fill_a_buffer(question_map);
gdk_draw_pixbuf(question_map,gdk_gc_new(question_map),whiteb_image,0,0,0,0,768,576,GDK_RGB_DITHER_NONE,0,0);
draw_set_original(question_map);
}
}
draw_sync_buffers(white_board);
return 0;
}
GdkPixbuf *
sge_load_svg_to_pixbuf (char *filename, int width,
int height)
{
gchar *full_pathname;
GdkPixbuf *pixbuf = NULL;
GError *error;
full_pathname = g_strconcat(DATADIR "/pixmaps/",
filename,
NULL );
if (g_file_test(full_pathname, G_FILE_TEST_IS_REGULAR)) {
pixbuf = rsvg_pixbuf_from_file_at_size (full_pathname, width,
height, &error);
g_free (full_pathname);
if (pixbuf == NULL)
g_free (error);
} else
g_warning ("%s not found", filename);
return pixbuf;
}
