GtkWidget * gimp_view_new_full (GimpContext *context, GimpViewable *viewable, gint width, gint height, gint border_width, gboolean is_popup, gboolean clickable, gboolean show_popup) { GtkWidget *view; g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), NULL); g_return_val_if_fail (GIMP_IS_VIEWABLE (viewable), NULL); view = gimp_view_new_full_by_types (context, GIMP_TYPE_VIEW, G_TYPE_FROM_INSTANCE (viewable), width, height, border_width, is_popup, clickable, show_popup); if (view) gimp_view_set_viewable (GIMP_VIEW (view), viewable); gimp_view_renderer_remove_idle (GIMP_VIEW (view)->renderer); return view; }
GimpViewRenderer * gimp_view_renderer_new_full (GimpContext *context, GType viewable_type, gint width, gint height, gint border_width, gboolean is_popup) { GimpViewRenderer *renderer; g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), NULL); g_return_val_if_fail (g_type_is_a (viewable_type, GIMP_TYPE_VIEWABLE), NULL); g_return_val_if_fail (width > 0 && width <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL); g_return_val_if_fail (height > 0 && height <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL); g_return_val_if_fail (border_width >= 0 && border_width <= GIMP_VIEW_MAX_BORDER_WIDTH, NULL); renderer = gimp_view_renderer_new_internal (context, viewable_type, is_popup); gimp_view_renderer_set_size_full (renderer, width, height, border_width); gimp_view_renderer_remove_idle (renderer); return renderer; }
static void gimp_view_renderer_dispose (GObject *object) { GimpViewRenderer *renderer = GIMP_VIEW_RENDERER (object); if (renderer->viewable) gimp_view_renderer_set_viewable (renderer, NULL); if (renderer->context) gimp_view_renderer_set_context (renderer, NULL); gimp_view_renderer_remove_idle (renderer); G_OBJECT_CLASS (parent_class)->dispose (object); }
static gpointer gimp_container_grid_view_insert_item (GimpContainerView *container_view, GimpViewable *viewable, gpointer parent_insert_data, gint index) { GimpContainerGridView *grid_view = GIMP_CONTAINER_GRID_VIEW (container_view); GtkWidget *view; gint view_size; view_size = gimp_container_view_get_view_size (container_view, NULL); view = gimp_view_new_full (gimp_container_view_get_context (container_view), viewable, view_size, view_size, 1, FALSE, TRUE, TRUE); gimp_view_renderer_set_border_type (GIMP_VIEW (view)->renderer, GIMP_VIEW_BORDER_WHITE); gimp_view_renderer_remove_idle (GIMP_VIEW (view)->renderer); gtk_wrap_box_pack (GTK_WRAP_BOX (grid_view->wrap_box), view, FALSE, FALSE, FALSE, FALSE); if (index != -1) gtk_wrap_box_reorder_child (GTK_WRAP_BOX (grid_view->wrap_box), view, index); gtk_widget_show (view); g_signal_connect (view, "button-press-event", G_CALLBACK (gimp_container_grid_view_item_selected), container_view); g_signal_connect (view, "double-clicked", G_CALLBACK (gimp_container_grid_view_item_activated), container_view); g_signal_connect (view, "context", G_CALLBACK (gimp_container_grid_view_item_context), container_view); return (gpointer) view; }
static void gimp_container_combo_box_set (GimpContainerComboBox *combo_box, GtkTreeIter *iter, GimpViewable *viewable) { GimpContainerView *view = GIMP_CONTAINER_VIEW (combo_box); GtkTreeModel *model; GimpViewRenderer *renderer; gchar *name; gint view_size; gint border_width; model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box)); view_size = gimp_container_view_get_view_size (view, &border_width); name = gimp_viewable_get_description (viewable, NULL); renderer = gimp_view_renderer_new (gimp_container_view_get_context (view), G_TYPE_FROM_INSTANCE (viewable), view_size, border_width, FALSE); gimp_view_renderer_set_viewable (renderer, viewable); gimp_view_renderer_remove_idle (renderer); g_signal_connect (renderer, "update", G_CALLBACK (gimp_container_combo_box_renderer_update), view); gtk_list_store_set (GTK_LIST_STORE (model), iter, COLUMN_RENDERER, renderer, COLUMN_NAME, name, -1); g_object_unref (renderer); g_free (name); }
static void gimp_component_editor_create_components (GimpComponentEditor *editor) { GimpImage *image = GIMP_IMAGE_EDITOR (editor)->image; gint n_components = 0; GimpChannelType components[MAX_CHANNELS]; GEnumClass *enum_class; gint i; switch (gimp_image_base_type (image)) { case GIMP_RGB: n_components = 3; components[0] = GIMP_RED_CHANNEL; components[1] = GIMP_GREEN_CHANNEL; components[2] = GIMP_BLUE_CHANNEL; break; case GIMP_GRAY: n_components = 1; components[0] = GIMP_GRAY_CHANNEL; break; case GIMP_INDEXED: n_components = 1; components[0] = GIMP_INDEXED_CHANNEL; break; } if (gimp_image_has_alpha (image)) components[n_components++] = GIMP_ALPHA_CHANNEL; enum_class = g_type_class_ref (GIMP_TYPE_CHANNEL_TYPE); for (i = 0; i < n_components; i++) { GimpViewRenderer *renderer; GtkTreeIter iter; GEnumValue *enum_value; const gchar *desc; gboolean visible; visible = gimp_image_get_component_visible (image, components[i]); renderer = gimp_view_renderer_new (GIMP_IMAGE_EDITOR (editor)->context, G_TYPE_FROM_INSTANCE (image), editor->view_size, 1, FALSE); gimp_view_renderer_set_viewable (renderer, GIMP_VIEWABLE (image)); gimp_view_renderer_remove_idle (renderer); GIMP_VIEW_RENDERER_IMAGE (renderer)->channel = components[i]; g_signal_connect (renderer, "update", G_CALLBACK (gimp_component_editor_renderer_update), editor); enum_value = g_enum_get_value (enum_class, components[i]); desc = gimp_enum_value_get_desc (enum_class, enum_value); gtk_list_store_append (GTK_LIST_STORE (editor->model), &iter); gtk_list_store_set (GTK_LIST_STORE (editor->model), &iter, COLUMN_CHANNEL, components[i], COLUMN_VISIBLE, visible, COLUMN_RENDERER, renderer, COLUMN_NAME, desc, -1); g_object_unref (renderer); if (gimp_image_get_component_active (image, components[i])) gtk_tree_selection_select_iter (editor->selection, &iter); } g_type_class_unref (enum_class); }
static void gimp_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { GimpView *view = GIMP_VIEW (widget); gint width; gint height; if (view->expand) { width = MIN (GIMP_VIEWABLE_MAX_PREVIEW_SIZE, allocation->width - 2 * view->renderer->border_width); height = MIN (GIMP_VIEWABLE_MAX_PREVIEW_SIZE, allocation->height - 2 * view->renderer->border_width); if (view->renderer->width != width || view->renderer->height != height) { gint border_width = view->renderer->border_width; if (view->renderer->size != -1 && view->renderer->viewable) { gint view_width; gint view_height; gint scaled_width; gint scaled_height; gimp_viewable_get_preview_size (view->renderer->viewable, GIMP_VIEWABLE_MAX_PREVIEW_SIZE, view->renderer->is_popup, view->renderer->dot_for_dot, &view_width, &view_height); gimp_viewable_calc_preview_size (view_width, view_height, width, height, TRUE, 1.0, 1.0, &scaled_width, &scaled_height, NULL); if (scaled_width > width) { scaled_height = scaled_height * width / scaled_width; scaled_width = scaled_width * width / scaled_width; } else if (scaled_height > height) { scaled_width = scaled_width * height / scaled_height; scaled_height = scaled_height * height / scaled_height; } gimp_view_renderer_set_size (view->renderer, MAX (scaled_width, scaled_height), border_width); } else { gimp_view_renderer_set_size_full (view->renderer, width, height, border_width); } gimp_view_renderer_remove_idle (view->renderer); } } width = (view->renderer->width + 2 * view->renderer->border_width); height = (view->renderer->height + 2 * view->renderer->border_width); if (allocation->width > width) allocation->x += (allocation->width - width) / 2; if (allocation->height > height) allocation->y += (allocation->height - height) / 2; allocation->width = width; allocation->height = height; gtk_widget_set_allocation (widget, allocation); if (gtk_widget_get_realized (widget)) gdk_window_move_resize (view->event_window, allocation->x, allocation->y, allocation->width, allocation->height); }