merged 2.2 branch

[wxWidgets.git] / wxPython / contrib / ogl / oglhelpers.cpp

diff --git a/wxPython/contrib/ogl/oglhelpers.cpp b/wxPython/contrib/ogl/oglhelpers.cpp
new file mode 100644 (file)
index 0000000..ab21522
--- /dev/null
+++ b/wxPython/contrib/ogl/oglhelpers.cpp
@@ -0,0 +1,103 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        oglhelpers.cpp
+// Purpose:     Some Helper functions to help in data conversions in OGL
+//
+// Author:      Robin Dunn
+//
+// Created:     3-Sept-1999
+// RCS-ID:      $Id$
+// Copyright:   (c) 1998 by Total Control Software
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#include <Python.h>
+#include "helpers.h"
+
+//---------------------------------------------------------------------------
+// This one will work for any class for the VERY generic cases, but beyond that
+// the helper needs to know more about the type.
+
+wxList* wxPy_wxListHelper(PyObject* pyList, char* className) {
+    bool doSave = wxPyRestoreThread();
+    if (!PyList_Check(pyList)) {
+        PyErr_SetString(PyExc_TypeError, "Expected a list object.");
+        wxPySaveThread(doSave);
+        return NULL;
+    }
+    int count = PyList_Size(pyList);
+    wxList* list = new wxList;
+    if (! list) {
+        PyErr_SetString(PyExc_MemoryError, "Unable to allocate wxList object");
+        wxPySaveThread(doSave);
+        return NULL;
+    }
+    for (int x=0; x<count; x++) {
+        PyObject* pyo = PyList_GetItem(pyList, x);
+        wxObject* wxo = NULL;
+
+        if (SWIG_GetPtrObj(pyo, (void **)&wxo, className)) {
+            char errmsg[1024];
+            sprintf(errmsg, "Type error, expected list of %s objects", className);
+            PyErr_SetString(PyExc_TypeError, errmsg);
+            wxPySaveThread(doSave);
+            return NULL;
+        }
+        list->Append(wxo);
+    }
+    wxPySaveThread(doSave);
+    return list;
+}
+
+//---------------------------------------------------------------------------
+
+wxList* wxPy_wxRealPoint_ListHelper(PyObject* pyList) {
+    bool doSave = wxPyRestoreThread();
+    if (!PyList_Check(pyList)) {
+        PyErr_SetString(PyExc_TypeError, "Expected a list object.");
+        wxPySaveThread(doSave);
+        return NULL;
+    }
+    int count = PyList_Size(pyList);
+    wxList* list = new wxList;
+    if (! list) {
+        PyErr_SetString(PyExc_MemoryError, "Unable to allocate wxList object");
+        wxPySaveThread(doSave);
+        return NULL;
+    }
+    for (int x=0; x<count; x++) {
+        PyObject* pyo = PyList_GetItem(pyList, x);
+
+        if (PyTuple_Check(pyo)) {
+            PyObject* o1 = PyNumber_Float(PyTuple_GetItem(pyo, 0));
+            PyObject* o2 = PyNumber_Float(PyTuple_GetItem(pyo, 1));
+
+            double val1 = (o1 ? PyFloat_AsDouble(o1) : 0.0);
+            double val2 = (o2 ? PyFloat_AsDouble(o2) : 0.0);
+
+            list->Append((wxObject*) new wxRealPoint(val1, val2));
+
+        } else {
+            wxRealPoint* wxo = NULL;
+            if (SWIG_GetPtrObj(pyo, (void **)&wxo, "_wxRealPoint_p")) {
+                PyErr_SetString(PyExc_TypeError, "Type error, expected list of wxRealPoint objects or 2-tuples");
+                wxPySaveThread(doSave);
+                return NULL;
+            }
+            list->Append((wxObject*) new wxRealPoint(*wxo));
+        }
+    }
+    wxPySaveThread(doSave);
+    return list;
+}
+
+
+//---------------------------------------------------------------------------
+
+
+
+
+
+
+
+
+