Adding upstream version 2.10.34.upstream/2.10.34upstream

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

1 files changed, 240 insertions, 0 deletions

diff --git a/libgimp/gimpbrushselect.c b/libgimp/gimpbrushselect.c
new file mode 100644
index 0000000..fb17659
--- /dev/null
+++ b/libgimp/gimpbrushselect.c
@@ -0,0 +1,240 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpbrushselect.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                *brush_callback;
+  guint                 idle_id;
+  gchar                *brush_name;
+  gdouble               opacity;
+  gint                  spacing;
+  gint                  paint_mode;
+  gint                  width;
+  gint                  height;
+  guchar               *brush_mask_data;
+  GimpRunBrushCallback  callback;
+  gboolean              closing;
+  gpointer              data;
+} GimpBrushData;
+
+
+/*  local function prototypes  */
+
+static void      gimp_brush_data_free     (GimpBrushData    *data);
+
+static void      gimp_temp_brush_run      (const gchar      *name,
+                                           gint              nparams,
+                                           const GimpParam  *param,
+                                           gint             *nreturn_vals,
+                                           GimpParam       **return_vals);
+static gboolean  gimp_temp_brush_run_idle (GimpBrushData    *brush_data);
+
+
+/*  private variables  */
+
+static GHashTable *gimp_brush_select_ht = NULL;
+
+
+/*  public functions  */
+
+const gchar *
+gimp_brush_select_new (const gchar          *title,
+                       const gchar          *brush_name,
+                       gdouble               opacity,
+                       gint                  spacing,
+                       GimpLayerMode         paint_mode,
+                       GimpRunBrushCallback  callback,
+                       gpointer              data)
+{
+  static const GimpParamDef args[] =
+  {
+    { GIMP_PDB_STRING,    "str",           "String"                     },
+    { GIMP_PDB_FLOAT,     "opacity",       "Opacity"                    },
+    { GIMP_PDB_INT32,     "spacing",       "Spacing"                    },
+    { GIMP_PDB_INT32,     "paint-mode",    "Paint mode"                 },
+    { GIMP_PDB_INT32,     "mask-width",    "Brush width"                },
+    { GIMP_PDB_INT32,     "mask-height",   "Brush height"               },
+    { GIMP_PDB_INT32,     "mask-len",      "Length of brush mask data"  },
+    { GIMP_PDB_INT8ARRAY, "mask-data",     "The brush mask data"        },
+    { GIMP_PDB_INT32,     "dialog-status", "If the dialog was closing "
+                                           "[0 = No, 1 = Yes]"          }
+  };
+
+  gchar *brush_callback = gimp_procedural_db_temp_name ();
+
+  gimp_install_temp_proc (brush_callback,
+                          "Temporary brush popup callback procedure",
+                          "",
+                          "",
+                          "",
+                          "",
+                          NULL,
+                          "",
+                          GIMP_TEMPORARY,
+                          G_N_ELEMENTS (args), 0,
+                          args, NULL,
+                          gimp_temp_brush_run);
+
+  if (gimp_brushes_popup (brush_callback, title, brush_name,
+                          opacity, spacing, paint_mode))
+    {
+      GimpBrushData *brush_data;
+
+      gimp_extension_enable (); /* Allow callbacks to be watched */
+
+      /* Now add to hash table so we can find it again */
+      if (! gimp_brush_select_ht)
+        {
+          gimp_brush_select_ht =
+            g_hash_table_new_full (g_str_hash, g_str_equal,
+                                   g_free,
+                                   (GDestroyNotify) gimp_brush_data_free);
+        }
+
+      brush_data = g_slice_new0 (GimpBrushData);
+
+      brush_data->brush_callback = brush_callback;
+      brush_data->callback       = callback;
+      brush_data->data           = data;
+
+      g_hash_table_insert (gimp_brush_select_ht, brush_callback, brush_data);
+
+      return brush_callback;
+    }
+
+  gimp_uninstall_temp_proc (brush_callback);
+  g_free (brush_callback);
+
+  return NULL;
+}
+
+void
+gimp_brush_select_destroy (const gchar *brush_callback)
+{
+  GimpBrushData *brush_data;
+
+  g_return_if_fail (brush_callback != NULL);
+  g_return_if_fail (gimp_brush_select_ht != NULL);
+
+  brush_data = g_hash_table_lookup (gimp_brush_select_ht, brush_callback);
+
+  if (! brush_data)
+    {
+      g_warning ("Can't find internal brush data");
+      return;
+    }
+
+  if (brush_data->idle_id)
+    g_source_remove (brush_data->idle_id);
+
+  g_free (brush_data->brush_name);
+  g_free (brush_data->brush_mask_data);
+
+  if (brush_data->brush_callback)
+    gimp_brushes_close_popup (brush_data->brush_callback);
+
+  gimp_uninstall_temp_proc (brush_callback);
+
+  g_hash_table_remove (gimp_brush_select_ht, brush_callback);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_brush_data_free (GimpBrushData *data)
+{
+  g_slice_free (GimpBrushData, data);
+}
+
+static void
+gimp_temp_brush_run (const gchar      *name,
+                     gint              nparams,
+                     const GimpParam  *param,
+                     gint             *nreturn_vals,
+                     GimpParam       **return_vals)
+{
+  static GimpParam  values[1];
+  GimpBrushData    *brush_data;
+
+  brush_data = g_hash_table_lookup (gimp_brush_select_ht, name);
+
+  if (! brush_data)
+    {
+      g_warning ("Can't find internal brush data");
+    }
+  else
+    {
+      g_free (brush_data->brush_name);
+      g_free (brush_data->brush_mask_data);
+
+      brush_data->brush_name      = g_strdup (param[0].data.d_string);
+      brush_data->opacity         = param[1].data.d_float;
+      brush_data->spacing         = param[2].data.d_int32;
+      brush_data->paint_mode      = param[3].data.d_int32;
+      brush_data->width           = param[4].data.d_int32;
+      brush_data->height          = param[5].data.d_int32;
+      brush_data->brush_mask_data = g_memdup (param[7].data.d_int8array,
+                                              param[6].data.d_int32);
+      brush_data->closing         = param[8].data.d_int32;
+
+      if (! brush_data->idle_id)
+        brush_data->idle_id = g_idle_add ((GSourceFunc) gimp_temp_brush_run_idle,
+                                          brush_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_brush_run_idle (GimpBrushData *brush_data)
+{
+  brush_data->idle_id = 0;
+
+  if (brush_data->callback)
+    brush_data->callback (brush_data->brush_name,
+                          brush_data->opacity,
+                          brush_data->spacing,
+                          brush_data->paint_mode,
+                          brush_data->width,
+                          brush_data->height,
+                          brush_data->brush_mask_data,
+                          brush_data->closing,
+                          brush_data->data);
+
+  if (brush_data->closing)
+    {
+      gchar *brush_callback = brush_data->brush_callback;
+
+      brush_data->brush_callback = NULL;
+      gimp_brush_select_destroy (brush_callback);
+    }
+
+  return FALSE;
+}