static void gimp_image_undo_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { GimpImageUndo *image_undo = GIMP_IMAGE_UNDO (object); switch (property_id) { case PROP_PREVIOUS_ORIGIN_X: g_value_set_int (value, image_undo->previous_origin_x); break; case PROP_PREVIOUS_ORIGIN_Y: g_value_set_int (value, image_undo->previous_origin_y); break; case PROP_PREVIOUS_WIDTH: g_value_set_int (value, image_undo->previous_width); break; case PROP_PREVIOUS_HEIGHT: g_value_set_int (value, image_undo->previous_height); break; case PROP_GRID: g_value_set_object (value, image_undo->grid); break; case PROP_PARASITE_NAME: g_value_set_string (value, image_undo->parasite_name); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } }
static void gimp_image_undo_constructed (GObject *object) { GimpImageUndo *image_undo = GIMP_IMAGE_UNDO (object); GimpImage *image; G_OBJECT_CLASS (parent_class)->constructed (object); image = GIMP_UNDO (object)->image; switch (GIMP_UNDO (object)->undo_type) { case GIMP_UNDO_IMAGE_TYPE: image_undo->base_type = gimp_image_get_base_type (image); break; case GIMP_UNDO_IMAGE_PRECISION: image_undo->precision = gimp_image_get_precision (image); break; case GIMP_UNDO_IMAGE_SIZE: image_undo->width = gimp_image_get_width (image); image_undo->height = gimp_image_get_height (image); break; case GIMP_UNDO_IMAGE_RESOLUTION: gimp_image_get_resolution (image, &image_undo->xresolution, &image_undo->yresolution); image_undo->resolution_unit = gimp_image_get_unit (image); break; case GIMP_UNDO_IMAGE_GRID: g_assert (GIMP_IS_GRID (image_undo->grid)); break; case GIMP_UNDO_IMAGE_COLORMAP: image_undo->num_colors = gimp_image_get_colormap_size (image); image_undo->colormap = g_memdup (gimp_image_get_colormap (image), GIMP_IMAGE_COLORMAP_SIZE); break; case GIMP_UNDO_IMAGE_METADATA: image_undo->metadata = gimp_metadata_duplicate (gimp_image_get_metadata (image)); break; case GIMP_UNDO_PARASITE_ATTACH: case GIMP_UNDO_PARASITE_REMOVE: g_assert (image_undo->parasite_name != NULL); image_undo->parasite = gimp_parasite_copy (gimp_image_parasite_find (image, image_undo->parasite_name)); break; default: g_assert_not_reached (); } }
static gint64 gimp_image_undo_get_memsize (GimpObject *object, gint64 *gui_size) { GimpImageUndo *image_undo = GIMP_IMAGE_UNDO (object); gint64 memsize = 0; if (image_undo->colormap) memsize += GIMP_IMAGE_COLORMAP_SIZE; memsize += gimp_object_get_memsize (GIMP_OBJECT (image_undo->grid), gui_size); memsize += gimp_string_get_memsize (image_undo->parasite_name); memsize += gimp_parasite_get_memsize (image_undo->parasite, gui_size); return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object, gui_size); }
static void gimp_image_undo_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { GimpImageUndo *image_undo = GIMP_IMAGE_UNDO (object); switch (property_id) { case PROP_PREVIOUS_ORIGIN_X: image_undo->previous_origin_x = g_value_get_int (value); break; case PROP_PREVIOUS_ORIGIN_Y: image_undo->previous_origin_y = g_value_get_int (value); break; case PROP_PREVIOUS_WIDTH: image_undo->previous_width = g_value_get_int (value); break; case PROP_PREVIOUS_HEIGHT: image_undo->previous_height = g_value_get_int (value); break; case PROP_GRID: { GimpGrid *grid = g_value_get_object (value); if (grid) image_undo->grid = gimp_config_duplicate (GIMP_CONFIG (grid)); } break; case PROP_PARASITE_NAME: image_undo->parasite_name = g_value_dup_string (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } }
static void gimp_image_undo_pop (GimpUndo *undo, GimpUndoMode undo_mode, GimpUndoAccumulator *accum) { GimpImageUndo *image_undo = GIMP_IMAGE_UNDO (undo); GimpImage *image = undo->image; GimpImagePrivate *private = GIMP_IMAGE_GET_PRIVATE (image); GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum); switch (undo->undo_type) { case GIMP_UNDO_IMAGE_TYPE: { GimpImageBaseType base_type; base_type = image_undo->base_type; image_undo->base_type = gimp_image_base_type (image); g_object_set (image, "base-type", base_type, NULL); gimp_image_colormap_changed (image, -1); if (image_undo->base_type != gimp_image_base_type (image)) accum->mode_changed = TRUE; } break; case GIMP_UNDO_IMAGE_SIZE: { gint width; gint height; gint previous_origin_x; gint previous_origin_y; gint previous_width; gint previous_height; width = image_undo->width; height = image_undo->height; previous_origin_x = image_undo->previous_origin_x; previous_origin_y = image_undo->previous_origin_y; previous_width = image_undo->previous_width; previous_height = image_undo->previous_height; /* Transform to a redo */ image_undo->width = gimp_image_get_width (image); image_undo->height = gimp_image_get_height (image); image_undo->previous_origin_x = -previous_origin_x; image_undo->previous_origin_y = -previous_origin_y; image_undo->previous_width = width; image_undo->previous_height = height; g_object_set (image, "width", width, "height", height, NULL); gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (gimp_image_get_mask (image))); if (gimp_image_get_width (image) != image_undo->width || gimp_image_get_height (image) != image_undo->height) { accum->size_changed = TRUE; accum->previous_origin_x = previous_origin_x; accum->previous_origin_y = previous_origin_y; accum->previous_width = previous_width; accum->previous_height = previous_height; } } break; case GIMP_UNDO_IMAGE_RESOLUTION: { gdouble xres; gdouble yres; gimp_image_get_resolution (image, &xres, &yres); if (ABS (image_undo->xresolution - xres) >= 1e-5 || ABS (image_undo->yresolution - yres) >= 1e-5) { private->xresolution = image_undo->xresolution; private->yresolution = image_undo->yresolution; image_undo->xresolution = xres; image_undo->yresolution = yres; accum->resolution_changed = TRUE; } }