Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 230 insertions, 0 deletions

diff --git a/libgimp/gimppatternselect.c b/libgimp/gimppatternselect.c
new file mode 100644
index 0000000..6cb2783
--- /dev/null
+++ b/libgimp/gimppatternselect.c
@@ -0,0 +1,230 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimppatternselect.c
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include "gimp.h"
+
+
+typedef struct
+{
+  gchar                  *pattern_callback;
+  guint                   idle_id;
+  gchar                  *pattern_name;
+  gint                    width;
+  gint                    height;
+  gint                    bytes;
+  guchar                 *pattern_mask_data;
+  GimpRunPatternCallback  callback;
+  gboolean                closing;
+  gpointer                data;
+} GimpPatternData;
+
+
+/*  local function prototypes  */
+
+static void      gimp_pattern_data_free     (GimpPatternData  *data);
+
+static void      gimp_temp_pattern_run      (const gchar      *name,
+                                             gint              nparams,
+                                             const GimpParam  *param,
+                                             gint             *nreturn_vals,
+                                             GimpParam       **return_vals);
+static gboolean  gimp_temp_pattern_run_idle (GimpPatternData  *pattern_data);
+
+
+/*  private variables  */
+
+static GHashTable *gimp_pattern_select_ht = NULL;
+
+
+/*  public functions  */
+
+const gchar *
+gimp_pattern_select_new (const gchar            *title,
+                         const gchar            *pattern_name,
+                         GimpRunPatternCallback  callback,
+                         gpointer                data)
+{
+  static const GimpParamDef args[] =
+  {
+    { GIMP_PDB_STRING,   "str",           "String"                      },
+    { GIMP_PDB_INT32,    "mask-width",    "Pattern width"               },
+    { GIMP_PDB_INT32,    "mask-height",   "Pattern height"              },
+    { GIMP_PDB_INT32,    "mask-bpp",      "Pattern bytes per pixel"     },
+    { GIMP_PDB_INT32,    "mask-len",      "Length of pattern mask data" },
+    { GIMP_PDB_INT8ARRAY,"mask-data",     "The pattern mask data"       },
+    { GIMP_PDB_INT32,    "dialog-status", "If the dialog was closing "
+                                          "[0 = No, 1 = Yes]"           }
+  };
+
+  gchar *pattern_callback = gimp_procedural_db_temp_name ();
+
+  gimp_install_temp_proc (pattern_callback,
+                          "Temporary pattern popup callback procedure",
+                          "",
+                          "",
+                          "",
+                          "",
+                          NULL,
+                          "",
+                          GIMP_TEMPORARY,
+                          G_N_ELEMENTS (args), 0,
+                          args, NULL,
+                          gimp_temp_pattern_run);
+
+  if (gimp_patterns_popup (pattern_callback, title, pattern_name))
+    {
+      GimpPatternData *pattern_data;
+
+      gimp_extension_enable (); /* Allow callbacks to be watched */
+
+      /* Now add to hash table so we can find it again */
+      if (! gimp_pattern_select_ht)
+        {
+          gimp_pattern_select_ht =
+            g_hash_table_new_full (g_str_hash, g_str_equal,
+                                   g_free,
+                                   (GDestroyNotify) gimp_pattern_data_free);
+        }
+
+      pattern_data = g_slice_new0 (GimpPatternData);
+
+      pattern_data->pattern_callback = pattern_callback;
+      pattern_data->callback         = callback;
+      pattern_data->data             = data;
+
+      g_hash_table_insert (gimp_pattern_select_ht,
+                           pattern_callback, pattern_data);
+
+      return pattern_callback;
+    }
+
+  gimp_uninstall_temp_proc (pattern_callback);
+  g_free (pattern_callback);
+
+  return NULL;
+}
+
+void
+gimp_pattern_select_destroy (const gchar *pattern_callback)
+{
+  GimpPatternData *pattern_data;
+
+  g_return_if_fail (pattern_callback != NULL);
+  g_return_if_fail (gimp_pattern_select_ht != NULL);
+
+  pattern_data = g_hash_table_lookup (gimp_pattern_select_ht,
+                                      pattern_callback);
+
+  if (! pattern_data)
+    {
+      g_warning ("Can't find internal pattern data");
+      return;
+    }
+
+  if (pattern_data->idle_id)
+    g_source_remove (pattern_data->idle_id);
+
+  g_free (pattern_data->pattern_name);
+  g_free (pattern_data->pattern_mask_data);
+
+  if (pattern_data->pattern_callback)
+    gimp_patterns_close_popup (pattern_data->pattern_callback);
+
+  gimp_uninstall_temp_proc (pattern_callback);
+
+  g_hash_table_remove (gimp_pattern_select_ht, pattern_callback);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_pattern_data_free (GimpPatternData *data)
+{
+  g_slice_free (GimpPatternData, data);
+}
+
+static void
+gimp_temp_pattern_run (const gchar      *name,
+                       gint              nparams,
+                       const GimpParam  *param,
+                       gint             *nreturn_vals,
+                       GimpParam       **return_vals)
+{
+  static GimpParam  values[1];
+  GimpPatternData  *pattern_data;
+
+  pattern_data = g_hash_table_lookup (gimp_pattern_select_ht, name);
+
+  if (! pattern_data)
+    {
+      g_warning ("Can't find internal pattern data");
+    }
+  else
+    {
+      g_free (pattern_data->pattern_name);
+      g_free (pattern_data->pattern_mask_data);
+
+      pattern_data->pattern_name      = g_strdup (param[0].data.d_string);
+      pattern_data->width             = param[1].data.d_int32;
+      pattern_data->height            = param[2].data.d_int32;
+      pattern_data->bytes             = param[3].data.d_int32;
+      pattern_data->pattern_mask_data = g_memdup (param[5].data.d_int8array,
+                                                  param[4].data.d_int32);
+      pattern_data->closing           = param[6].data.d_int32;
+
+      if (! pattern_data->idle_id)
+        pattern_data->idle_id = g_idle_add ((GSourceFunc) gimp_temp_pattern_run_idle,
+                                            pattern_data);
+    }
+
+  *nreturn_vals = 1;
+  *return_vals  = values;
+
+  values[0].type          = GIMP_PDB_STATUS;
+  values[0].data.d_status = GIMP_PDB_SUCCESS;
+}
+
+static gboolean
+gimp_temp_pattern_run_idle (GimpPatternData *pattern_data)
+{
+  pattern_data->idle_id = 0;
+
+  if (pattern_data->callback)
+    pattern_data->callback (pattern_data->pattern_name,
+                            pattern_data->width,
+                            pattern_data->height,
+                            pattern_data->bytes,
+                            pattern_data->pattern_mask_data,
+                            pattern_data->closing,
+                            pattern_data->data);
+
+  if (pattern_data->closing)
+    {
+      gchar *pattern_callback = pattern_data->pattern_callback;
+
+      pattern_data->pattern_callback = NULL;
+      gimp_pattern_select_destroy (pattern_callback);
+    }
+
+  return FALSE;
+}