Exemplos de interactive_preview_callback em C++ (Cpp)

Exemplo n.º 1

Arquivo: lighting-preview.c Projeto: MichaelMure/Gimp-Cage-Tool

gboolean
preview_events (GtkWidget *area,
                GdkEvent  *event)
{
  switch (event->type)
    {
    case GDK_ENTER_NOTIFY:
      break;
    case GDK_LEAVE_NOTIFY:
      break;
    case GDK_BUTTON_PRESS:
      light_hit = check_handle_hit (event->button.x, event->button.y);
      left_button_pressed = TRUE;
      break;
    case GDK_BUTTON_RELEASE:
      left_button_pressed = FALSE;
      break;
    case GDK_MOTION_NOTIFY:
      if (left_button_pressed == TRUE &&
          light_hit == TRUE &&
          mapvals.interactive_preview == TRUE )
        {
          gtk_widget_queue_draw (previewarea);
          interactive_preview_callback(NULL);
          update_light (event->motion.x, event->motion.y);
        }
      break;
    default:
      break;
    }

  return FALSE;
}

Exemplo n.º 2

Arquivo: lighting_preview.c Projeto: Amerekanets/gimp

gboolean
preview_events (GtkWidget *area,
                GdkEvent  *event)
{
  switch (event->type)
    {
    case GDK_EXPOSE:

      /* Is this the first exposure? */
      /* =========================== */
      if (!gc)
        {
          gc = gdk_gc_new (area->window);
          draw_preview_image (TRUE);
        }
      else
        draw_preview_image (FALSE);
      break;
    case GDK_ENTER_NOTIFY:
      break;
    case GDK_LEAVE_NOTIFY:
      break;
    case GDK_BUTTON_PRESS:
      light_hit = check_handle_hit (event->button.x, event->button.y);
      left_button_pressed = TRUE;
      break;
    case GDK_BUTTON_RELEASE:
      left_button_pressed = FALSE;
      break;
    case GDK_MOTION_NOTIFY:
      if (left_button_pressed == TRUE &&
          light_hit == TRUE &&
          mapvals.interactive_preview == TRUE )
        {
          draw_handles();
          interactive_preview_callback(NULL);
          update_light (event->motion.x, event->motion.y);
        }
      break;
    default:
      break;
    }

  return FALSE;
}