Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 256 insertions, 0 deletions

diff --git a/app/paint/gimpclone.c b/app/paint/gimpclone.c
new file mode 100644
index 0000000..9c807f4
--- /dev/null
+++ b/app/paint/gimpclone.c
@@ -0,0 +1,256 @@
+/* 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gegl.h>
+
+#include "libgimpbase/gimpbase.h"
+
+#include "paint-types.h"
+
+#include "gegl/gimp-gegl-apply-operation.h"
+#include "gegl/gimp-gegl-loops.h"
+
+#include "core/gimp.h"
+#include "core/gimpdrawable.h"
+#include "core/gimpdynamics.h"
+#include "core/gimperror.h"
+#include "core/gimpimage.h"
+#include "core/gimppattern.h"
+#include "core/gimppickable.h"
+#include "core/gimpsymmetry.h"
+
+#include "gimpclone.h"
+#include "gimpcloneoptions.h"
+
+#include "gimp-intl.h"
+
+
+static gboolean   gimp_clone_start      (GimpPaintCore     *paint_core,
+                                         GimpDrawable      *drawable,
+                                         GimpPaintOptions  *paint_options,
+                                         const GimpCoords  *coords,
+                                         GError           **error);
+
+static void       gimp_clone_motion     (GimpSourceCore    *source_core,
+                                         GimpDrawable      *drawable,
+                                         GimpPaintOptions  *paint_options,
+                                         const GimpCoords  *coords,
+                                         GeglNode          *op,
+                                         gdouble            opacity,
+                                         GimpPickable      *src_pickable,
+                                         GeglBuffer        *src_buffer,
+                                         GeglRectangle     *src_rect,
+                                         gint               src_offset_x,
+                                         gint               src_offset_y,
+                                         GeglBuffer        *paint_buffer,
+                                         gint               paint_buffer_x,
+                                         gint               paint_buffer_y,
+                                         gint               paint_area_offset_x,
+                                         gint               paint_area_offset_y,
+                                         gint               paint_area_width,
+                                         gint               paint_area_height);
+
+static gboolean   gimp_clone_use_source (GimpSourceCore    *source_core,
+                                         GimpSourceOptions *options);
+
+
+G_DEFINE_TYPE (GimpClone, gimp_clone, GIMP_TYPE_SOURCE_CORE)
+
+#define parent_class gimp_clone_parent_class
+
+
+void
+gimp_clone_register (Gimp                      *gimp,
+                     GimpPaintRegisterCallback  callback)
+{
+  (* callback) (gimp,
+                GIMP_TYPE_CLONE,
+                GIMP_TYPE_CLONE_OPTIONS,
+                "gimp-clone",
+                _("Clone"),
+                "gimp-tool-clone");
+}
+
+static void
+gimp_clone_class_init (GimpCloneClass *klass)
+{
+  GimpPaintCoreClass  *paint_core_class  = GIMP_PAINT_CORE_CLASS (klass);
+  GimpSourceCoreClass *source_core_class = GIMP_SOURCE_CORE_CLASS (klass);
+
+  paint_core_class->start       = gimp_clone_start;
+
+  source_core_class->use_source = gimp_clone_use_source;
+  source_core_class->motion     = gimp_clone_motion;
+}
+
+static void
+gimp_clone_init (GimpClone *clone)
+{
+}
+
+static gboolean
+gimp_clone_start (GimpPaintCore     *paint_core,
+                  GimpDrawable      *drawable,
+                  GimpPaintOptions  *paint_options,
+                  const GimpCoords  *coords,
+                  GError           **error)
+{
+  GimpCloneOptions *options = GIMP_CLONE_OPTIONS (paint_options);
+
+  if (! GIMP_PAINT_CORE_CLASS (parent_class)->start (paint_core, drawable,
+                                                     paint_options, coords,
+                                                     error))
+    {
+      return FALSE;
+    }
+
+  if (options->clone_type == GIMP_CLONE_PATTERN)
+    {
+      if (! gimp_context_get_pattern (GIMP_CONTEXT (options)))
+        {
+          g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
+                               _("No patterns available for use with this tool."));
+          return FALSE;
+        }
+    }
+
+  return TRUE;
+}
+
+static void
+gimp_clone_motion (GimpSourceCore   *source_core,
+                   GimpDrawable     *drawable,
+                   GimpPaintOptions *paint_options,
+                   const GimpCoords *coords,
+                   GeglNode         *op,
+                   gdouble           opacity,
+                   GimpPickable     *src_pickable,
+                   GeglBuffer       *src_buffer,
+                   GeglRectangle    *src_rect,
+                   gint              src_offset_x,
+                   gint              src_offset_y,
+                   GeglBuffer       *paint_buffer,
+                   gint              paint_buffer_x,
+                   gint              paint_buffer_y,
+                   gint              paint_area_offset_x,
+                   gint              paint_area_offset_y,
+                   gint              paint_area_width,
+                   gint              paint_area_height)
+{
+  GimpPaintCore     *paint_core     = GIMP_PAINT_CORE (source_core);
+  GimpBrushCore     *brush_core     = GIMP_BRUSH_CORE (source_core);
+  GimpCloneOptions  *options        = GIMP_CLONE_OPTIONS (paint_options);
+  GimpSourceOptions *source_options = GIMP_SOURCE_OPTIONS (paint_options);
+  GimpContext       *context        = GIMP_CONTEXT (paint_options);
+  GimpDynamics      *dynamics       = brush_core->dynamics;
+  GimpImage         *image          = gimp_item_get_image (GIMP_ITEM (drawable));
+  gdouble            fade_point;
+  gdouble            force;
+
+  if (gimp_source_core_use_source (source_core, source_options))
+    {
+      if (! op)
+        {
+          gimp_gegl_buffer_copy (src_buffer,
+                                 GEGL_RECTANGLE (src_rect->x,
+                                                 src_rect->y,
+                                                 paint_area_width,
+                                                 paint_area_height),
+                                 GEGL_ABYSS_NONE,
+                                 paint_buffer,
+                                 GEGL_RECTANGLE (paint_area_offset_x,
+                                                 paint_area_offset_y,
+                                                 0, 0));
+        }
+      else
+        {
+          gimp_gegl_apply_operation (src_buffer, NULL, NULL, op,
+                                     paint_buffer,
+                                     GEGL_RECTANGLE (paint_area_offset_x,
+                                                     paint_area_offset_y,
+                                                     paint_area_width,
+                                                     paint_area_height),
+                                     FALSE);
+        }
+    }
+  else if (options->clone_type == GIMP_CLONE_PATTERN)
+    {
+      GimpPattern *pattern    = gimp_context_get_pattern (context);
+      GeglBuffer  *src_buffer = gimp_pattern_create_buffer (pattern);
+
+      src_offset_x += gegl_buffer_get_width (src_buffer) / 2;
+      src_offset_y += gegl_buffer_get_height (src_buffer) / 2;
+
+      gegl_buffer_set_pattern (paint_buffer,
+                               GEGL_RECTANGLE (paint_area_offset_x,
+                                               paint_area_offset_y,
+                                               paint_area_width,
+                                               paint_area_height),
+                               src_buffer,
+                               - paint_buffer_x - src_offset_x,
+                               - paint_buffer_y - src_offset_y);
+
+      g_object_unref (src_buffer);
+    }
+  else
+    {
+      g_return_if_reached ();
+    }
+
+  fade_point = gimp_paint_options_get_fade (paint_options, image,
+                                            paint_core->pixel_dist);
+
+  if (gimp_dynamics_is_output_enabled (dynamics, GIMP_DYNAMICS_OUTPUT_FORCE))
+    force = gimp_dynamics_get_linear_value (dynamics,
+                                            GIMP_DYNAMICS_OUTPUT_FORCE,
+                                            coords,
+                                            paint_options,
+                                            fade_point);
+  else
+    force = paint_options->brush_force;
+
+  gimp_brush_core_paste_canvas (GIMP_BRUSH_CORE (paint_core), drawable,
+                                coords,
+                                MIN (opacity, GIMP_OPACITY_OPAQUE),
+                                gimp_context_get_opacity (context),
+                                gimp_context_get_paint_mode (context),
+                                gimp_paint_options_get_brush_mode (paint_options),
+                                force,
+
+                                /* In fixed mode, paint incremental so the
+                                 * individual brushes are properly applied
+                                 * on top of each other.
+                                 * Otherwise the stuff we paint is seamless
+                                 * and we don't need intermediate masking.
+                                 */
+                                source_options->align_mode ==
+                                GIMP_SOURCE_ALIGN_FIXED ?
+                                GIMP_PAINT_INCREMENTAL : GIMP_PAINT_CONSTANT);
+}
+
+static gboolean
+gimp_clone_use_source (GimpSourceCore    *source_core,
+                       GimpSourceOptions *options)
+{
+  return GIMP_CLONE_OPTIONS (options)->clone_type == GIMP_CLONE_IMAGE;
+}