Adding upstream version 2.10.34.upstream/2.10.34upstream

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

1 files changed, 263 insertions, 0 deletions

diff --git a/app/file-data/file-data-pat.c b/app/file-data/file-data-pat.c
new file mode 100644
index 0000000..21506fe
--- /dev/null
+++ b/app/file-data/file-data-pat.c
@@ -0,0 +1,263 @@
+/* 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 <gdk-pixbuf/gdk-pixbuf.h>
+#include <gegl.h>
+
+#include "libgimpbase/gimpbase.h"
+
+#include "core/core-types.h"
+
+#include "gegl/gimp-babl.h"
+
+#include "core/gimp.h"
+#include "core/gimpdrawable.h"
+#include "core/gimpimage.h"
+#include "core/gimplayer-new.h"
+#include "core/gimpparamspecs.h"
+#include "core/gimppattern.h"
+#include "core/gimppattern-load.h"
+#include "core/gimptempbuf.h"
+
+#include "pdb/gimpprocedure.h"
+
+#include "file-data-pat.h"
+
+#include "gimp-intl.h"
+
+
+/*  local function prototypes  */
+
+static GimpImage   * file_pat_pattern_to_image (Gimp         *gimp,
+                                                GimpPattern  *pattern);
+static GimpPattern * file_pat_image_to_pattern (GimpImage    *image,
+                                                GimpDrawable *drawable,
+                                                const gchar  *name);
+
+
+/*  public functions  */
+
+GimpValueArray *
+file_pat_load_invoker (GimpProcedure         *procedure,
+                       Gimp                  *gimp,
+                       GimpContext           *context,
+                       GimpProgress          *progress,
+                       const GimpValueArray  *args,
+                       GError               **error)
+{
+  GimpValueArray *return_vals;
+  GimpImage      *image = NULL;
+  const gchar    *uri;
+  GFile          *file;
+  GInputStream   *input;
+  GError         *my_error = NULL;
+
+  gimp_set_busy (gimp);
+
+  uri  = g_value_get_string (gimp_value_array_index (args, 1));
+  file = g_file_new_for_uri (uri);
+
+  input = G_INPUT_STREAM (g_file_read (file, NULL, &my_error));
+
+  if (input)
+    {
+      GList *list = gimp_pattern_load (context, file, input, error);
+
+      if (list)
+        {
+          GimpPattern *pattern = list->data;
+
+          g_list_free (list);
+
+          image = file_pat_pattern_to_image (gimp, pattern);
+          g_object_unref (pattern);
+        }
+
+      g_object_unref (input);
+    }
+  else
+    {
+      g_propagate_prefixed_error (error, my_error,
+                                  _("Could not open '%s' for reading: "),
+                                  gimp_file_get_utf8_name (file));
+    }
+
+  g_object_unref (file);
+
+  return_vals = gimp_procedure_get_return_values (procedure, image != NULL,
+                                                  error ? *error : NULL);
+
+  if (image)
+    gimp_value_set_image (gimp_value_array_index (return_vals, 1), image);
+
+  gimp_unset_busy (gimp);
+
+  return return_vals;
+}
+
+GimpValueArray *
+file_pat_save_invoker (GimpProcedure         *procedure,
+                       Gimp                  *gimp,
+                       GimpContext           *context,
+                       GimpProgress          *progress,
+                       const GimpValueArray  *args,
+                       GError               **error)
+{
+  GimpValueArray *return_vals;
+  GimpImage      *image;
+  GimpDrawable   *drawable;
+  GimpPattern    *pattern;
+  const gchar    *uri;
+  const gchar    *name;
+  GFile          *file;
+  gboolean        success;
+
+  gimp_set_busy (gimp);
+
+  image    = gimp_value_get_image (gimp_value_array_index (args, 1), gimp);
+  drawable = gimp_value_get_drawable (gimp_value_array_index (args, 2), gimp);
+  uri      = g_value_get_string (gimp_value_array_index (args, 3));
+  name     = g_value_get_string (gimp_value_array_index (args, 5));
+
+  file = g_file_new_for_uri (uri);
+
+  pattern = file_pat_image_to_pattern (image, drawable, name);
+
+  gimp_data_set_file (GIMP_DATA (pattern), file, TRUE, TRUE);
+
+  success = gimp_data_save (GIMP_DATA (pattern), error);
+
+  g_object_unref (pattern);
+  g_object_unref (file);
+
+  return_vals = gimp_procedure_get_return_values (procedure, success,
+                                                  error ? *error : NULL);
+
+  gimp_unset_busy (gimp);
+
+  return return_vals;
+}
+
+
+/*  private functions  */
+
+static GimpImage *
+file_pat_pattern_to_image (Gimp        *gimp,
+                           GimpPattern *pattern)
+{
+  GimpImage         *image;
+  GimpLayer         *layer;
+  const Babl        *format;
+  const gchar       *name;
+  GimpImageBaseType  base_type;
+  gboolean           alpha;
+  gint               width;
+  gint               height;
+  GimpTempBuf       *mask   = gimp_pattern_get_mask (pattern);
+  GeglBuffer        *buffer;
+  GimpParasite      *parasite;
+
+  format = gimp_temp_buf_get_format (mask);
+
+  switch (babl_format_get_bytes_per_pixel (format))
+    {
+    case 1:
+      base_type = GIMP_GRAY;
+      alpha     = FALSE;
+      break;
+
+    case 2:
+      base_type = GIMP_GRAY;
+      alpha     = TRUE;
+      break;
+
+    case 3:
+      base_type = GIMP_RGB;
+      alpha     = FALSE;
+      break;
+
+    case 4:
+      base_type = GIMP_RGB;
+      alpha     = TRUE;
+      break;
+
+    default:
+      g_return_val_if_reached (NULL);
+    }
+
+  name   = gimp_object_get_name (pattern);
+  width  = gimp_temp_buf_get_width  (mask);
+  height = gimp_temp_buf_get_height (mask);
+
+  image = gimp_image_new (gimp, width, height, base_type,
+                          GIMP_PRECISION_U8_GAMMA);
+
+  parasite = gimp_parasite_new ("gimp-pattern-name",
+                                GIMP_PARASITE_PERSISTENT,
+                                strlen (name) + 1, name);
+  gimp_image_parasite_attach (image, parasite, FALSE);
+  gimp_parasite_free (parasite);
+
+  format = gimp_image_get_layer_format (image, alpha);
+
+  layer = gimp_layer_new (image, width, height, format, name,
+                          1.0, GIMP_LAYER_MODE_NORMAL);
+  gimp_image_add_layer (image, layer, NULL, 0, FALSE);
+
+  buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (layer));
+
+  gegl_buffer_set (buffer, GEGL_RECTANGLE (0, 0, width, height), 0,
+                   NULL,
+                   gimp_temp_buf_get_data (mask), GEGL_AUTO_ROWSTRIDE);
+
+  return image;
+}
+
+static GimpPattern *
+file_pat_image_to_pattern (GimpImage    *image,
+                           GimpDrawable *drawable,
+                           const gchar  *name)
+{
+  GimpPattern *pattern;
+  const Babl  *format;
+  gint         width;
+  gint         height;
+
+  format = gimp_babl_format (gimp_drawable_is_gray (drawable) ?
+                             GIMP_GRAY : GIMP_RGB,
+                             GIMP_PRECISION_U8_GAMMA,
+                             gimp_drawable_has_alpha (drawable));
+
+  width  = gimp_item_get_width  (GIMP_ITEM (drawable));
+  height = gimp_item_get_height (GIMP_ITEM (drawable));
+
+  pattern = g_object_new (GIMP_TYPE_PATTERN,
+                          "name",      name,
+                          "mime-type", "image/x-gimp-pat",
+                          NULL);
+
+  pattern->mask = gimp_temp_buf_new (width, height, format);
+
+  gegl_buffer_get (gimp_drawable_get_buffer (drawable),
+                   GEGL_RECTANGLE (0, 0, width, height), 1.0,
+                   format, gimp_temp_buf_get_data (pattern->mask),
+                   GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
+
+  return pattern;
+}