[dia] Fix inconsistent line ends

[Hans Breuer <hans src gnome org>]

commit 2f684e9d80a094de3e02926dc4381953fb652467
Author: Hans Breuer <hans breuer org>
Date:   Wed Aug 19 13:27:24 2009 +0200

    Fix inconsistent line ends

 objects/custom_lines/custom_linetypes.c |  546 +++++++++++++++---------------
 1 files changed, 273 insertions(+), 273 deletions(-)
---
diff --git a/objects/custom_lines/custom_linetypes.c b/objects/custom_lines/custom_linetypes.c
index 39dda04..68b6758 100644
--- a/objects/custom_lines/custom_linetypes.c
+++ b/objects/custom_lines/custom_linetypes.c
@@ -1,273 +1,273 @@
-/* Dia -- an diagram creation/manipulation program
- * Copyright (C) 1998, 1999 Alexander Larsson
- *
- * Custom Lines -- line shapes defined in XML rather than C.
- * Based on the original Custom Objects plugin.
- * Copyright (C) 1999 James Henstridge.
- *
- * Adapted for Custom Lines plugin by Marcel Toele.
- * Modifications (C) 2007 Kern Automatiseringsdiensten BV.
- *
- * Rewrite to use only public API (C) 2008 Hans Breuer
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#include <assert.h>
-#include <gmodule.h>
-#include <math.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-
-#include "object.h"
-
-#include "line_info.h"
-#include "custom_linetypes.h"
-
-#include "properties.h"
-#include "propinternals.h"
-
-#include "pixmaps/default.xpm"
-
-static void customline_apply_properties( DiaObject* line, LineInfo* info );
-static DiaObject* customline_create(Point *startpoint,
-                                    void *user_data,
-                                    Handle **handle1,
-                                    Handle **handle2);
-static DiaObject *custom_zigzagline_load (ObjectNode obj_node, int version, const char *filename);
-static DiaObject *custom_polyline_load   (ObjectNode obj_node, int version, const char *filename);
-static DiaObject *custom_bezierline_load (ObjectNode obj_node, int version, const char *filename);
-
-static void customline_save (DiaObject *object, ObjectNode obj_node, const char *filename);
-
-static ObjectTypeOps 
-custom_zigzagline_type_ops = {
-  (CreateFunc)customline_create,   /* create */
-  (LoadFunc)  custom_zigzagline_load,     /* load */
-  (SaveFunc)  customline_save,     /* save */
-  (GetDefaultsFunc)   NULL /* get_defaults*/,
-  (ApplyDefaultsFunc) NULL /* apply_defaults*/
-};
-
-static ObjectTypeOps 
-custom_polyline_type_ops = {
-  (CreateFunc)customline_create,   /* create */
-  (LoadFunc)  custom_polyline_load,     /* load */
-  (SaveFunc)  customline_save,     /* save */
-  (GetDefaultsFunc)   NULL /* get_defaults*/,
-  (ApplyDefaultsFunc) NULL /* apply_defaults*/
-};
-
-static ObjectTypeOps 
-custom_bezierline_type_ops = {
-  (CreateFunc)customline_create,   /* create */
-  (LoadFunc)  custom_bezierline_load, /* load */
-  (SaveFunc)  customline_save,     /* save */
-  (GetDefaultsFunc)   NULL /* get_defaults*/,
-  (ApplyDefaultsFunc) NULL /* apply_defaults*/
-};
-
-/* our delegates types, intialized on demand */
-static DiaObjectType *polyline_ot = NULL;
-static DiaObjectType *bezier_ot = NULL;
-static DiaObjectType *zigzag_ot = NULL;
-
-
-static gboolean
-ensure_standard_types (void)
-{
-  if (!zigzag_ot)
-    zigzag_ot = object_get_type ("Standard - ZigZagLine");
-  if (!polyline_ot)
-    polyline_ot = object_get_type ("Standard - PolyLine");
-  if (!bezier_ot)
-    bezier_ot = object_get_type ("Standard - BezierLine");
-
-  return (polyline_ot && bezier_ot && zigzag_ot);
-}
-
-static DiaObject *
-custom_zigzagline_load (ObjectNode obj_node, int version, const char *filename)
-{
-  ensure_standard_types ();
-  
-  if (!zigzag_ot) {
-    g_warning ("Can't delegate to 'Standard - ZigZagLine'");
-    return NULL;
-  }
-  return zigzag_ot->ops->load (obj_node, version, filename);
-}
-static DiaObject *
-custom_polyline_load (ObjectNode obj_node, int version, const char *filename)
-{
-  ensure_standard_types ();
-
-  if (!polyline_ot) {
-    g_warning ("Can't delegate to 'Standard - PolyLine'");
-    return NULL;
-  }
-  return polyline_ot->ops->load (obj_node, version, filename);
-}
-static DiaObject *
-custom_bezierline_load (ObjectNode obj_node, int version, const char *filename)
-{
-  ensure_standard_types ();
-  
-  if (!bezier_ot) {
-    g_warning ("Can't delegate to 'Standard - BezierLine'");
-    return NULL;
-  }
-  return bezier_ot->ops->load (obj_node, version, filename);
-}
-
-static void 
-customline_save (DiaObject *object, ObjectNode obj_node, const char *filename)
-{
-  g_assert (object->type &&  object->type->ops && object->type->ops->save);
-   
-  if (!ensure_standard_types()) {
-    g_warning ("Can't create standard types");
-    return;
-  }
-
-  if (object->type->ops == &custom_zigzagline_type_ops)
-    zigzag_ot->ops->save (object, obj_node, filename);
-  else if (object->type->ops == &custom_polyline_type_ops)
-    polyline_ot->ops->save (object, obj_node, filename);
-  else if (object->type->ops == &custom_bezierline_type_ops)
-    bezier_ot->ops->save (object, obj_node, filename);
-  else 
-    g_warning ("customline_save() no delegate");
-}
-
-/* the order here must match the one in customline_apply_properties */
-static PropDescription
-_customline_prop_descs[] = {
-  { "line_colour", PROP_TYPE_COLOUR },
-  { "line_style", PROP_TYPE_LINESTYLE },
-  { PROP_STDNAME_LINE_WIDTH, PROP_STDTYPE_LINE_WIDTH },
-  { "corner_radius", PROP_TYPE_REAL },
-  { "start_arrow", PROP_TYPE_ARROW },
-  { "end_arrow", PROP_TYPE_ARROW },
-   PROP_DESC_END
-};
-
-void 
-customline_apply_properties( DiaObject* line, LineInfo* info )
-{
-  GPtrArray *props;
-  LinestyleProperty *lsprop;
-  ColorProperty     *cprop;
-  RealProperty      *rprop;
-  ArrowProperty     *aprop;
-  
-  props = prop_list_from_descs( _customline_prop_descs, pdtpp_true );
-  g_assert( props->len == 6 );
-  
-  /* order/index/type must match _customline_prop_descs */
-  cprop = g_ptr_array_index( props, 0 );
-  cprop->color_data = info->line_color;
-  
-  lsprop = g_ptr_array_index( props, 1 );
-  lsprop->style = info->line_style;
-  lsprop->dash = info->dashlength;
-  
-  rprop = g_ptr_array_index( props, 2 );
-  rprop->real_data = info->line_width;
-  
-  rprop = g_ptr_array_index( props, 3 );
-  rprop->real_data = info->corner_radius;
-  
-  aprop = g_ptr_array_index( props, 4 );
-  aprop->arrow_data = info->start_arrow;
-  
-  aprop = g_ptr_array_index( props, 5 );
-  aprop->arrow_data = info->end_arrow;
-  
-  line->ops->set_props( line, props );
-
-  prop_list_free(props);
-}
-
-DiaObject *
-customline_create(Point *startpoint,
-                  void *user_data,
-                  Handle **handle1,
-                  Handle **handle2)
-{
-  DiaObject* res = NULL;
-  LineInfo* line_info = (LineInfo*)user_data;
-
-  if (!ensure_standard_types()) {
-    g_warning ("Can't create standar types.");
-    return NULL;
-  }
-
-  if (line_info->type == CUSTOM_LINETYPE_ZIGZAGLINE)
-    res = zigzag_ot->ops->create( startpoint, user_data, handle1, handle2 );
-  else if (line_info->type == CUSTOM_LINETYPE_POLYLINE)
-    res = polyline_ot->ops->create( startpoint, NULL, handle1, handle2 );
-  else if (line_info->type == CUSTOM_LINETYPE_BEZIERLINE)
-    res = bezier_ot->ops->create( startpoint, NULL, handle1, handle2 );
-  else 
-    g_warning(_("INTERNAL: CustomLines: Illegal line type in LineInfo object."));
-
-  if (res) {
-    customline_apply_properties (res, line_info);
-    res->type = line_info->object_type;
-  }
-
-  return( res );
-}
-
-void 
-custom_linetype_new(LineInfo *info, DiaObjectType **otype)
-{
-  DiaObjectType *obj = g_new0(DiaObjectType, 1);
-
-  obj->version = 1;
-  obj->pixmap = default_xpm;
-
-  if (info->type == CUSTOM_LINETYPE_ZIGZAGLINE)
-    obj->ops = &custom_zigzagline_type_ops;
-  else if (info->type == CUSTOM_LINETYPE_POLYLINE)
-    obj->ops = &custom_polyline_type_ops;
-  else if (info->type == CUSTOM_LINETYPE_BEZIERLINE)
-    obj->ops = &custom_bezierline_type_ops;
-  else
-    g_warning(_("INTERNAL: CustomLines: Illegal line type in LineInfo object %s."),
-              obj->name);
-
-  obj->name = info->name;
-  obj->default_user_data = info;
-
-  if (info->icon_filename) {
-    struct stat buf;
-    if (0==stat(info->icon_filename,&buf)) {
-      obj->pixmap = NULL;
-      obj->pixmap_file = info->icon_filename;
-    } else {
-      g_warning(_("Cannot open icon file %s for object type '%s'."),
-                info->icon_filename, obj->name);
-    }
-  }
-
-  info->object_type = obj; /* <-- Reciproce type linking */
-
-  obj->default_user_data = (void*)info;
-
-  *otype = obj;
-}
+/* Dia -- an diagram creation/manipulation program
+ * Copyright (C) 1998, 1999 Alexander Larsson
+ *
+ * Custom Lines -- line shapes defined in XML rather than C.
+ * Based on the original Custom Objects plugin.
+ * Copyright (C) 1999 James Henstridge.
+ *
+ * Adapted for Custom Lines plugin by Marcel Toele.
+ * Modifications (C) 2007 Kern Automatiseringsdiensten BV.
+ *
+ * Rewrite to use only public API (C) 2008 Hans Breuer
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <assert.h>
+#include <gmodule.h>
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+
+#include "object.h"
+
+#include "line_info.h"
+#include "custom_linetypes.h"
+
+#include "properties.h"
+#include "propinternals.h"
+
+#include "pixmaps/default.xpm"
+
+static void customline_apply_properties( DiaObject* line, LineInfo* info );
+static DiaObject* customline_create(Point *startpoint,
+                                    void *user_data,
+                                    Handle **handle1,
+                                    Handle **handle2);
+static DiaObject *custom_zigzagline_load (ObjectNode obj_node, int version, const char *filename);
+static DiaObject *custom_polyline_load   (ObjectNode obj_node, int version, const char *filename);
+static DiaObject *custom_bezierline_load (ObjectNode obj_node, int version, const char *filename);
+
+static void customline_save (DiaObject *object, ObjectNode obj_node, const char *filename);
+
+static ObjectTypeOps 
+custom_zigzagline_type_ops = {
+  (CreateFunc)customline_create,   /* create */
+  (LoadFunc)  custom_zigzagline_load,     /* load */
+  (SaveFunc)  customline_save,     /* save */
+  (GetDefaultsFunc)   NULL /* get_defaults*/,
+  (ApplyDefaultsFunc) NULL /* apply_defaults*/
+};
+
+static ObjectTypeOps 
+custom_polyline_type_ops = {
+  (CreateFunc)customline_create,   /* create */
+  (LoadFunc)  custom_polyline_load,     /* load */
+  (SaveFunc)  customline_save,     /* save */
+  (GetDefaultsFunc)   NULL /* get_defaults*/,
+  (ApplyDefaultsFunc) NULL /* apply_defaults*/
+};
+
+static ObjectTypeOps 
+custom_bezierline_type_ops = {
+  (CreateFunc)customline_create,   /* create */
+  (LoadFunc)  custom_bezierline_load, /* load */
+  (SaveFunc)  customline_save,     /* save */
+  (GetDefaultsFunc)   NULL /* get_defaults*/,
+  (ApplyDefaultsFunc) NULL /* apply_defaults*/
+};
+
+/* our delegates types, intialized on demand */
+static DiaObjectType *polyline_ot = NULL;
+static DiaObjectType *bezier_ot = NULL;
+static DiaObjectType *zigzag_ot = NULL;
+
+
+static gboolean
+ensure_standard_types (void)
+{
+  if (!zigzag_ot)
+    zigzag_ot = object_get_type ("Standard - ZigZagLine");
+  if (!polyline_ot)
+    polyline_ot = object_get_type ("Standard - PolyLine");
+  if (!bezier_ot)
+    bezier_ot = object_get_type ("Standard - BezierLine");
+
+  return (polyline_ot && bezier_ot && zigzag_ot);
+}
+
+static DiaObject *
+custom_zigzagline_load (ObjectNode obj_node, int version, const char *filename)
+{
+  ensure_standard_types ();
+  
+  if (!zigzag_ot) {
+    g_warning ("Can't delegate to 'Standard - ZigZagLine'");
+    return NULL;
+  }
+  return zigzag_ot->ops->load (obj_node, version, filename);
+}
+static DiaObject *
+custom_polyline_load (ObjectNode obj_node, int version, const char *filename)
+{
+  ensure_standard_types ();
+
+  if (!polyline_ot) {
+    g_warning ("Can't delegate to 'Standard - PolyLine'");
+    return NULL;
+  }
+  return polyline_ot->ops->load (obj_node, version, filename);
+}
+static DiaObject *
+custom_bezierline_load (ObjectNode obj_node, int version, const char *filename)
+{
+  ensure_standard_types ();
+  
+  if (!bezier_ot) {
+    g_warning ("Can't delegate to 'Standard - BezierLine'");
+    return NULL;
+  }
+  return bezier_ot->ops->load (obj_node, version, filename);
+}
+
+static void 
+customline_save (DiaObject *object, ObjectNode obj_node, const char *filename)
+{
+  g_assert (object->type &&  object->type->ops && object->type->ops->save);
+   
+  if (!ensure_standard_types()) {
+    g_warning ("Can't create standard types");
+    return;
+  }
+
+  if (object->type->ops == &custom_zigzagline_type_ops)
+    zigzag_ot->ops->save (object, obj_node, filename);
+  else if (object->type->ops == &custom_polyline_type_ops)
+    polyline_ot->ops->save (object, obj_node, filename);
+  else if (object->type->ops == &custom_bezierline_type_ops)
+    bezier_ot->ops->save (object, obj_node, filename);
+  else 
+    g_warning ("customline_save() no delegate");
+}
+
+/* the order here must match the one in customline_apply_properties */
+static PropDescription
+_customline_prop_descs[] = {
+  { "line_colour", PROP_TYPE_COLOUR },
+  { "line_style", PROP_TYPE_LINESTYLE },
+  { PROP_STDNAME_LINE_WIDTH, PROP_STDTYPE_LINE_WIDTH },
+  { "corner_radius", PROP_TYPE_REAL },
+  { "start_arrow", PROP_TYPE_ARROW },
+  { "end_arrow", PROP_TYPE_ARROW },
+   PROP_DESC_END
+};
+
+void 
+customline_apply_properties( DiaObject* line, LineInfo* info )
+{
+  GPtrArray *props;
+  LinestyleProperty *lsprop;
+  ColorProperty     *cprop;
+  RealProperty      *rprop;
+  ArrowProperty     *aprop;
+  
+  props = prop_list_from_descs( _customline_prop_descs, pdtpp_true );
+  g_assert( props->len == 6 );
+  
+  /* order/index/type must match _customline_prop_descs */
+  cprop = g_ptr_array_index( props, 0 );
+  cprop->color_data = info->line_color;
+  
+  lsprop = g_ptr_array_index( props, 1 );
+  lsprop->style = info->line_style;
+  lsprop->dash = info->dashlength;
+  
+  rprop = g_ptr_array_index( props, 2 );
+  rprop->real_data = info->line_width;
+  
+  rprop = g_ptr_array_index( props, 3 );
+  rprop->real_data = info->corner_radius;
+  
+  aprop = g_ptr_array_index( props, 4 );
+  aprop->arrow_data = info->start_arrow;
+  
+  aprop = g_ptr_array_index( props, 5 );
+  aprop->arrow_data = info->end_arrow;
+  
+  line->ops->set_props( line, props );
+
+  prop_list_free(props);
+}
+
+DiaObject *
+customline_create(Point *startpoint,
+                  void *user_data,
+                  Handle **handle1,
+                  Handle **handle2)
+{
+  DiaObject* res = NULL;
+  LineInfo* line_info = (LineInfo*)user_data;
+
+  if (!ensure_standard_types()) {
+    g_warning ("Can't create standar types.");
+    return NULL;
+  }
+
+  if (line_info->type == CUSTOM_LINETYPE_ZIGZAGLINE)
+    res = zigzag_ot->ops->create( startpoint, user_data, handle1, handle2 );
+  else if (line_info->type == CUSTOM_LINETYPE_POLYLINE)
+    res = polyline_ot->ops->create( startpoint, NULL, handle1, handle2 );
+  else if (line_info->type == CUSTOM_LINETYPE_BEZIERLINE)
+    res = bezier_ot->ops->create( startpoint, NULL, handle1, handle2 );
+  else 
+    g_warning(_("INTERNAL: CustomLines: Illegal line type in LineInfo object."));
+
+  if (res) {
+    customline_apply_properties (res, line_info);
+    res->type = line_info->object_type;
+  }
+
+  return( res );
+}
+
+void 
+custom_linetype_new(LineInfo *info, DiaObjectType **otype)
+{
+  DiaObjectType *obj = g_new0(DiaObjectType, 1);
+
+  obj->version = 1;
+  obj->pixmap = default_xpm;
+
+  if (info->type == CUSTOM_LINETYPE_ZIGZAGLINE)
+    obj->ops = &custom_zigzagline_type_ops;
+  else if (info->type == CUSTOM_LINETYPE_POLYLINE)
+    obj->ops = &custom_polyline_type_ops;
+  else if (info->type == CUSTOM_LINETYPE_BEZIERLINE)
+    obj->ops = &custom_bezierline_type_ops;
+  else
+    g_warning(_("INTERNAL: CustomLines: Illegal line type in LineInfo object %s."),
+              obj->name);
+
+  obj->name = info->name;
+  obj->default_user_data = info;
+
+  if (info->icon_filename) {
+    struct stat buf;
+    if (0==stat(info->icon_filename,&buf)) {
+      obj->pixmap = NULL;
+      obj->pixmap_file = info->icon_filename;
+    } else {
+      g_warning(_("Cannot open icon file %s for object type '%s'."),
+                info->icon_filename, obj->name);
+    }
+  }
+
+  info->object_type = obj; /* <-- Reciproce type linking */
+
+  obj->default_user_data = (void*)info;
+
+  *otype = obj;
+}