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);
}
