dia r4314 - in trunk: . plug-ins/python

[hans svn gnome org]

Author: hans
Date: Sun Mar  8 21:13:57 2009
New Revision: 4314
URL: http://svn.gnome.org/viewvc/dia?rev=4314&view=rev

Log:
2009-03-08  Hans Breuer  <hans breuer org>

	* plug-ins/python/pydia-property.c : implement PyDia_set_Arrow() to
	allow modification of line ends from python scripts, like:
		o.properties["start_arrow"] = (17, .5, .5)


Modified:
   trunk/ChangeLog
   trunk/plug-ins/python/pydia-property.c

Modified: trunk/plug-ins/python/pydia-property.c
==============================================================================
--- trunk/plug-ins/python/pydia-property.c	(original)
+++ trunk/plug-ins/python/pydia-property.c	Sun Mar  8 21:13:57 2009
@@ -251,6 +251,35 @@
   return -1;
 }
 static int
+PyDia_set_Arrow (Property *prop, PyObject *val)
+{
+  ArrowProperty *p = (ArrowProperty *)prop;
+  
+  if (val->ob_type == &PyDiaArrow_Type) {
+    p->arrow_data = ((PyDiaArrow *)val)->arrow;
+    return 0;
+  } else if (PyTuple_Check (val)) {
+    int i, len = PyTuple_Size(val);
+    PyObject *o;
+    if (len < 3)
+      return -1;
+    if ((o = PyTuple_GetItem(val, 0)) != NULL && PyInt_Check(o))
+      p->arrow_data.type = PyInt_AsLong(o);
+    else
+      p->arrow_data.type = ARROW_NONE;
+    if ((o = PyTuple_GetItem(val, 1)) != NULL && PyFloat_Check(o))
+      p->arrow_data.length = PyFloat_AsDouble(o);
+    else
+      p->arrow_data.length = DEFAULT_ARROW_SIZE;
+    if ((o = PyTuple_GetItem(val, 2)) != NULL && PyFloat_Check(o))
+      p->arrow_data.width = PyFloat_AsDouble(o);
+    else
+      p->arrow_data.width = DEFAULT_ARROW_SIZE;
+    return 0;
+  }
+  return -1;
+}
+static int
 PyDia_set_Color (Property *prop, PyObject *val)
 {
   ColorProperty *p = (ColorProperty*)prop;
@@ -516,7 +545,7 @@
   { PROP_TYPE_BEZPOINT, PyDia_get_BezPoint },
   { PROP_TYPE_BEZPOINTARRAY, PyDia_get_BezPointArray, PyDia_set_BezPointArray },
   { PROP_TYPE_RECT, PyDia_get_Rect, PyDia_set_Rect },
-  { PROP_TYPE_ARROW, PyDia_get_Arrow },
+  { PROP_TYPE_ARROW, PyDia_get_Arrow, PyDia_set_Arrow },
   { PROP_TYPE_COLOUR, PyDia_get_Color, PyDia_set_Color },
   { PROP_TYPE_FONT, PyDia_get_Font },
   { PROP_TYPE_SARRAY, PyDia_get_Array, PyDia_set_Array },