From e42129241681dde7adae7d20697e7b421682fbb4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 18:23:22 +0200 Subject: Adding upstream version 2.10.22. Signed-off-by: Daniel Baumann --- app/paint/gimpinkundo.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 app/paint/gimpinkundo.c (limited to 'app/paint/gimpinkundo.c') diff --git a/app/paint/gimpinkundo.c b/app/paint/gimpinkundo.c new file mode 100644 index 0000000..a0b604b --- /dev/null +++ b/app/paint/gimpinkundo.c @@ -0,0 +1,125 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include "config.h" + +#include + +#include +#include + +#include "paint-types.h" + +#include "gimpink.h" +#include "gimpink-blob.h" +#include "gimpinkundo.h" + + +static void gimp_ink_undo_constructed (GObject *object); + +static void gimp_ink_undo_pop (GimpUndo *undo, + GimpUndoMode undo_mode, + GimpUndoAccumulator *accum); +static void gimp_ink_undo_free (GimpUndo *undo, + GimpUndoMode undo_mode); + + +G_DEFINE_TYPE (GimpInkUndo, gimp_ink_undo, GIMP_TYPE_PAINT_CORE_UNDO) + +#define parent_class gimp_ink_undo_parent_class + + +static void +gimp_ink_undo_class_init (GimpInkUndoClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GimpUndoClass *undo_class = GIMP_UNDO_CLASS (klass); + + object_class->constructed = gimp_ink_undo_constructed; + + undo_class->pop = gimp_ink_undo_pop; + undo_class->free = gimp_ink_undo_free; +} + +static void +gimp_ink_undo_init (GimpInkUndo *undo) +{ + undo->last_blobs = NULL; +} + +static void +gimp_ink_undo_constructed (GObject *object) +{ + GimpInkUndo *ink_undo = GIMP_INK_UNDO (object); + GimpInk *ink; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gimp_assert (GIMP_IS_INK (GIMP_PAINT_CORE_UNDO (ink_undo)->paint_core)); + + ink = GIMP_INK (GIMP_PAINT_CORE_UNDO (ink_undo)->paint_core); + + if (ink->start_blobs) + { + gint i; + GimpBlob *blob; + + for (i = 0; i < g_list_length (ink->start_blobs); i++) + { + blob = g_list_nth_data (ink->start_blobs, i); + + ink_undo->last_blobs = g_list_prepend (ink_undo->last_blobs, + gimp_blob_duplicate (blob)); + } + ink_undo->last_blobs = g_list_reverse (ink_undo->last_blobs); + } +} + +static void +gimp_ink_undo_pop (GimpUndo *undo, + GimpUndoMode undo_mode, + GimpUndoAccumulator *accum) +{ + GimpInkUndo *ink_undo = GIMP_INK_UNDO (undo); + + GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum); + + if (GIMP_PAINT_CORE_UNDO (ink_undo)->paint_core) + { + GimpInk *ink = GIMP_INK (GIMP_PAINT_CORE_UNDO (ink_undo)->paint_core); + GList *tmp_blobs; + + tmp_blobs = ink->last_blobs; + ink->last_blobs = ink_undo->last_blobs; + ink_undo->last_blobs = tmp_blobs; + } +} + +static void +gimp_ink_undo_free (GimpUndo *undo, + GimpUndoMode undo_mode) +{ + GimpInkUndo *ink_undo = GIMP_INK_UNDO (undo); + + if (ink_undo->last_blobs) + { + g_list_free_full (ink_undo->last_blobs, g_free); + ink_undo->last_blobs = NULL; + } + + GIMP_UNDO_CLASS (parent_class)->free (undo, undo_mode); +} -- cgit v1.2.3