C++ GIMP_IS_CONTEXT函数代码示例

GimpPlugIn *
gimp_plug_in_new (GimpPlugInManager   *manager,
                  GimpContext         *context,
                  GimpProgress        *progress,
                  GimpPlugInProcedure *procedure,
                  const gchar         *prog)
{
  GimpPlugIn *plug_in;

  g_return_val_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager), NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
  g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), NULL);
  g_return_val_if_fail (procedure == NULL ||
                        GIMP_IS_PLUG_IN_PROCEDURE (procedure), NULL);
  g_return_val_if_fail (prog == NULL || g_path_is_absolute (prog), NULL);
  g_return_val_if_fail ((procedure != NULL || prog != NULL) &&
                        ! (procedure != NULL && prog != NULL), NULL);

  plug_in = g_object_new (GIMP_TYPE_PLUG_IN, NULL);

  if (! prog)
    prog = gimp_plug_in_procedure_get_progname (procedure);

  gimp_object_take_name (GIMP_OBJECT (plug_in),
                         g_filename_display_basename (prog));

  plug_in->manager = manager;
  plug_in->prog    = g_strdup (prog);

  gimp_plug_in_proc_frame_init (&plug_in->main_proc_frame,
                                context, progress, procedure);

  return plug_in;
}

GtkWidget *
gimp_prop_font_box_new (GimpContainer *container,
                        GimpContext   *context,
                        const gchar   *label,
                        gint           spacing,
                        const gchar   *view_type_prop,
                        const gchar   *view_size_prop)
{
  GimpViewType view_type;
  GimpViewSize view_size;

  g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
                        NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);

  g_object_get (context,
                view_type_prop, &view_type,
                view_size_prop, &view_size,
                NULL);

  return view_props_connect (font_box_new (container, context, label, spacing,
                                           view_type, view_size),
                             context,
                             view_type_prop, view_size_prop);
}

gboolean
plug_in_icc_profile_info (GimpImage     *image,
                          GimpContext   *context,
                          GimpProgress  *progress,
                          gchar        **name,
                          gchar        **desc,
                          gchar        **info,
                          GError       **error)
{
  Gimp          *gimp;
  GimpProcedure *procedure;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
  g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE);
  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);

  gimp = image->gimp;

  procedure = gimp_pdb_lookup_procedure (gimp->pdb, ICC_PROFILE_INFO_PROC);

  if (procedure &&
      procedure->num_args >= 1 &&
      GIMP_IS_PARAM_SPEC_IMAGE_ID (procedure->args[0]))
    {
      GimpValueArray    *return_vals;
      GimpPDBStatusType  status;

      return_vals =
        gimp_pdb_execute_procedure_by_name (gimp->pdb, context, progress, error,
                                            ICC_PROFILE_INFO_PROC,
                                            GIMP_TYPE_IMAGE_ID,
                                            gimp_image_get_ID (image),
                                            G_TYPE_NONE);

      status = g_value_get_enum (gimp_value_array_index (return_vals, 0));

      switch (status)
        {
        case GIMP_PDB_SUCCESS:
          plug_in_icc_profile_info_return (return_vals, name, desc, info);
          break;

        default:
          if (error && *error == NULL)
            g_set_error (error, GIMP_PLUG_IN_ERROR, GIMP_PLUG_IN_FAILED,
                         _("Error running '%s'"), ICC_PROFILE_INFO_PROC);
          break;
        }

      gimp_value_array_unref (return_vals);

      return (status == GIMP_PDB_SUCCESS);
    }

  g_set_error (error, GIMP_PLUG_IN_ERROR, GIMP_PLUG_IN_FAILED,
               _("Plug-In missing (%s)"), ICC_PROFILE_INFO_PROC);

  return FALSE;
}

GtkWidget *
gimp_dynamics_factory_view_new (GimpViewType      view_type,
                                GimpDataFactory  *factory,
                                GimpContext      *context,
                                gint              view_size,
                                gint              view_border_width,
                                GimpMenuFactory  *menu_factory)
{
    g_return_val_if_fail (GIMP_IS_DATA_FACTORY (factory), NULL);
    g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
    g_return_val_if_fail (view_size > 0 &&
                          view_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
    g_return_val_if_fail (view_border_width >= 0 &&
                          view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH,
                          NULL);
    g_return_val_if_fail (menu_factory == NULL ||
                          GIMP_IS_MENU_FACTORY (menu_factory), NULL);

    return g_object_new (GIMP_TYPE_DYNAMICS_FACTORY_VIEW,
                         "view-type",         view_type,
                         "data-factory",      factory,
                         "context",           context,
                         "view-size",         view_size,
                         "view-border-width", view_border_width,
                         "menu-factory",      menu_factory,
                         "menu-identifier",   "<Dynamics>",
                         "ui-path",           "/dynamics-popup",
                         "action-group",      "dynamics",
                         NULL);
}

void
gimp_image_item_list_transform (GimpImage              *image,
                                GList                  *list,
                                GimpContext            *context,
                                const GimpMatrix3      *matrix,
                                GimpTransformDirection  direction,
                                GimpInterpolationType   interpolation_type,
                                GimpTransformResize     clip_result,
                                GimpProgress           *progress)
{
  g_return_if_fail (GIMP_IS_IMAGE (image));
  g_return_if_fail (GIMP_IS_CONTEXT (context));
  g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));

  if (list)
    {
      GList *l;

      if (list->next)
        gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_TRANSFORM,
                                     C_("undo-type", "Transform Items"));

      for (l = list; l; l = g_list_next (l))
        gimp_item_transform (GIMP_ITEM (l->data), context,
                             matrix, direction,
                             interpolation_type,
                             clip_result, progress);

      if (list->next)
        gimp_image_undo_group_end (image);
    }
}

const gchar *
gimp_edit_named_cut (GimpImage     *image,
                     const gchar   *name,
                     GimpDrawable  *drawable,
                     GimpContext   *context,
                     GError       **error)
{
  GimpBuffer *buffer;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (name != NULL, NULL);
  g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
  g_return_val_if_fail (error == NULL || *error == NULL, NULL);

  buffer = gimp_edit_extract (image, GIMP_PICKABLE (drawable),
                              context, TRUE, error);

  if (buffer)
    {
      gimp_object_set_name (GIMP_OBJECT (buffer), name);
      gimp_container_add (image->gimp->named_buffers, GIMP_OBJECT (buffer));
      g_object_unref (buffer);

      return gimp_object_get_name (buffer);
    }

  return NULL;
}

void
gimp_edit_clear (GimpImage    *image,
                 GimpDrawable *drawable,
                 GimpContext  *context)
{
  GimpFillOptions *options;

  g_return_if_fail (GIMP_IS_IMAGE (image));
  g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
  g_return_if_fail (GIMP_IS_CONTEXT (context));

  options = gimp_fill_options_new (context->gimp);

  if (gimp_drawable_has_alpha (drawable))
    gimp_fill_options_set_by_fill_type (options, context,
                                        GIMP_FILL_TRANSPARENT, NULL);
  else
    gimp_fill_options_set_by_fill_type (options, context,
                                        GIMP_FILL_BACKGROUND, NULL);

  gimp_edit_fill (image, drawable, options, C_("undo-type", "Clear"));

  g_object_unref (options);
}

void
gimp_item_linked_flip (GimpItem            *item,
                       GimpContext         *context,
                       GimpOrientationType  flip_type,
                       gdouble              axis,
                       gboolean             clip_result)
{
  GList *list;

  g_return_if_fail (GIMP_IS_ITEM (item));
  g_return_if_fail (GIMP_IS_CONTEXT (context));
  g_return_if_fail (gimp_item_get_linked (item) == TRUE);
  g_return_if_fail (gimp_item_is_attached (item));

  list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
                                        GIMP_ITEM_TYPE_ALL,
                                        GIMP_ITEM_SET_LINKED);

  list = gimp_image_item_list_filter (item, list, TRUE, FALSE);

  gimp_image_item_list_flip (gimp_item_get_image (item), list, context,
                             flip_type, axis, clip_result);

  g_list_free (list);
}

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;
}

GtkWidget *
gimp_container_combo_box_new (GimpContainer *container,
                              GimpContext   *context,
                              gint           view_size,
                              gint           view_border_width)
{
  GtkWidget         *combo_box;
  GimpContainerView *view;

  g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
                        NULL);
  g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), NULL);

  combo_box = g_object_new (GIMP_TYPE_CONTAINER_COMBO_BOX, NULL);

  view = GIMP_CONTAINER_VIEW (combo_box);

  gimp_container_view_set_view_size (view, view_size, view_border_width);

  if (container)
    gimp_container_view_set_container (view, container);

  if (context)
    gimp_container_view_set_context (view, context);

  return combo_box;
}

void
gimp_item_linked_transform (GimpItem               *item,
                            GimpContext            *context,
                            const GimpMatrix3      *matrix,
                            GimpTransformDirection  direction,
                            GimpInterpolationType   interpolation_type,
                            GimpTransformResize     clip_result,
                            GimpProgress           *progress)
{
  GList *list;

  g_return_if_fail (GIMP_IS_ITEM (item));
  g_return_if_fail (GIMP_IS_CONTEXT (context));
  g_return_if_fail (gimp_item_get_linked (item) == TRUE);
  g_return_if_fail (gimp_item_is_attached (item));
  g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));

  list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
                                        GIMP_ITEM_TYPE_ALL,
                                        GIMP_ITEM_SET_LINKED);

  list = gimp_image_item_list_filter (item, list, TRUE, FALSE);

  gimp_image_item_list_transform (gimp_item_get_image (item), list, context,
                                  matrix, direction,
                                  interpolation_type,
                                  clip_result, progress);

  g_list_free (list);
}

GtkWidget *
gimp_container_grid_view_new (GimpContainer *container,
                              GimpContext   *context,
                              gint           view_size,
                              gint           view_border_width)
{
  GimpContainerGridView *grid_view;
  GimpContainerView     *view;

  g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
                        NULL);
  g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), NULL);
  g_return_val_if_fail (view_size  > 0 &&
                        view_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
  g_return_val_if_fail (view_border_width >= 0 &&
                        view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH,
                        NULL);

  grid_view = g_object_new (GIMP_TYPE_CONTAINER_GRID_VIEW, NULL);

  view = GIMP_CONTAINER_VIEW (grid_view);

  gimp_container_view_set_view_size (view, view_size, view_border_width);

  if (container)
    gimp_container_view_set_container (view, container);

  if (context)
    gimp_container_view_set_context (view, context);

  return GTK_WIDGET (grid_view);
}

GimpContext *
gimp_pdb_context_new (Gimp        *gimp,
                      GimpContext *parent,
                      gboolean     set_parent)
{
  GimpContext *context;

  g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (parent), NULL);

  context = g_object_new (GIMP_TYPE_PDB_CONTEXT,
                          "gimp", gimp,
                          "name", "PDB Context",
                          NULL);

  gimp_config_sync (G_OBJECT (parent), G_OBJECT (context), 0);

  if (set_parent)
    {
      gimp_context_define_properties (context,
                                      GIMP_CONTEXT_ALL_PROPS_MASK, FALSE);
      gimp_context_set_parent (context, parent);
    }

  return context;
}

gboolean
gimp_edit_clear (GimpImage    *image,
                 GimpDrawable *drawable,
                 GimpContext  *context)
{
  GimpRGB              background;
  GimpLayerModeEffects paint_mode;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
  g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);

  gimp_context_get_background (context, &background);

  if (gimp_drawable_has_alpha (drawable))
    paint_mode = GIMP_ERASE_MODE;
  else
    paint_mode = GIMP_NORMAL_MODE;

  return gimp_edit_fill_full (image, drawable,
                              &background, NULL,
                              GIMP_OPACITY_OPAQUE, paint_mode,
                              C_("undo-type", "Clear"));
}

gboolean
gimp_pdb_dialog_new (Gimp          *gimp,
                     GimpContext   *context,
                     GimpProgress  *progress,
                     GimpContainer *container,
                     const gchar   *title,
                     const gchar   *callback_name,
                     const gchar   *object_name,
                     ...)
{
  gboolean retval = FALSE;

  g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
  g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE);
  g_return_val_if_fail (GIMP_IS_CONTAINER (container), FALSE);
  g_return_val_if_fail (title != NULL, FALSE);
  g_return_val_if_fail (callback_name != NULL, FALSE);

  if (gimp->gui.pdb_dialog_new)
    {
      va_list args;

      va_start (args, object_name);

      retval = gimp->gui.pdb_dialog_new (gimp, context, progress,
                                         container, title,
                                         callback_name, object_name,
                                         args);

      va_end (args);
    }

  return retval;
}