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Diffstat (limited to 'src/dw-hdfsee.c')
-rw-r--r--src/dw-hdfsee.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/src/dw-hdfsee.c b/src/dw-hdfsee.c
index fb6803d7..08e3996d 100644
--- a/src/dw-hdfsee.c
+++ b/src/dw-hdfsee.c
@@ -261,6 +261,17 @@ static int draw_stuff(cairo_surface_t *surf, DisplayWindow *dw)
}
+static void redraw_window(DisplayWindow *dw)
+{
+ if ( dw->surf != NULL ) cairo_surface_destroy(dw->surf);
+ dw->surf = cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
+ dw->width, dw->height);
+ draw_stuff(dw->surf, dw);
+
+ gdk_window_invalidate_rect(dw->drawingarea->window, NULL, FALSE);
+}
+
+
static void displaywindow_update(DisplayWindow *dw)
{
gint width;
@@ -328,13 +339,7 @@ static void displaywindow_update(DisplayWindow *dw)
dw->col_scale = render_get_colour_scale(20, dw->height, dw->scale);
- if ( dw->surf != NULL ) cairo_surface_destroy(dw->surf);
- dw->surf = cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
- dw->width, dw->height);
- draw_stuff(dw->surf, dw);
-
- /* Schedule redraw */
- gdk_window_invalidate_rect(dw->drawingarea->window, NULL, FALSE);
+ redraw_window(dw);
}
@@ -869,7 +874,7 @@ static gint displaywindow_set_rings(GtkWidget *d, DisplayWindow *dw)
"/ui/displaywindow/view/rings");
dw->show_rings = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(w));
- gdk_window_invalidate_rect(dw->drawingarea->window, NULL, FALSE);
+ redraw_window(dw);
return 0;
}
@@ -976,7 +981,7 @@ static gint displaywindow_set_colscale(GtkWidget *widget, DisplayWindow *dw)
static gint displaywindow_set_peaks(GtkWidget *widget, DisplayWindow *dw)
{
dw->show_peaks = 1 - dw->show_peaks;
- gdk_window_invalidate_rect(dw->drawingarea->window, NULL, FALSE);
+ redraw_window(dw);
return 0;
}