Added python bindings for symbol levels.

git-svn-id: http://svn.osgeo.org/qgis/branches/symbology-ng-branch@11060 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Jul 13, 2009 · 0668a81 · 0668a81
1 parent 74015a6
commit 0668a81
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Showing 3 changed files with 116 additions and 8 deletions.
diff --git a/python/core/conversions.sip b/python/core/conversions.sip
@@ -3,6 +3,7 @@ This file contains code for conversion between various (often nested) mapped typ
 which are not wrapped by PyQt:
 - QVector< QVector<TYPE> >
 - QVector< QVector< QVector<TYPE> > >
+- QList< QList<TYPE> >
 - QSet<int>
 - QSet<TYPE>
 - QMap<int, QMap<int, TYPE> >
@@ -173,6 +174,85 @@ template <TYPE>
 };
 
 
+
+template <TYPE>
+%MappedType QList< QList<TYPE> >
+{
+%TypeHeaderCode
+#include <QList>
+%End
+
+%ConvertFromTypeCode
+  // Create the list.
+  PyObject *l;
+
+  if ((l = PyList_New(sipCpp->size())) == NULL)
+    return NULL;
+
+  const sipMappedType* qlist_type = sipFindMappedType("QList<TYPE>");
+
+  // Set the list elements.
+  for (int i = 0; i < sipCpp->size(); ++i)
+  {
+    QList<TYPE>* t = new QList<TYPE>(sipCpp->at(i));
+    PyObject *tobj;
+
+    if ((tobj = sipConvertFromMappedType(t, qlist_type, sipTransferObj)) == NULL)
+    {
+      Py_DECREF(l);
+      delete t;
+      return NULL;
+    }
+    PyList_SET_ITEM(l, i, tobj);
+  }
+
+  return l;
+%End
+
+%ConvertToTypeCode
+  const sipMappedType* qlist_type = sipFindMappedType("QList<TYPE>");
+
+  // Check the type if that is all that is required.
+  if (sipIsErr == NULL)
+  {
+    if (!PyList_Check(sipPy))
+      return 0;
+
+    for (int i = 0; i < PyList_GET_SIZE(sipPy); ++i)
+      if (!sipCanConvertToMappedType(PyList_GET_ITEM(sipPy, i), qlist_type, SIP_NOT_NONE))
+        return 0;
+
+    return 1;
+  }
+
+
+  QList< QList<TYPE> > *ql = new QList< QList<TYPE> >;
+
+  for (int i = 0; i < PyList_GET_SIZE(sipPy); ++i)
+  {
+    int state;
+    //TYPE *t = reinterpret_cast<TYPE *>(sipConvertToInstance(PyList_GET_ITEM(sipPy, i), sipClass_TYPE, sipTransferObj, SIP_NOT_NONE, &state, sipIsErr));
+    QList<TYPE> * t = reinterpret_cast< QList<TYPE> * >(sipConvertToMappedType(PyList_GET_ITEM(sipPy, i), qlist_type, sipTransferObj, SIP_NOT_NONE, &state, sipIsErr));
+
+    if (*sipIsErr)
+    {
+      sipReleaseInstance(t, sipClass_TYPE, state);
+      delete ql;
+      return 0;
+    }
+    ql->append(*t);
+    sipReleaseInstance(t, sipClass_TYPE, state);
+  }
+
+  *sipCppPtr = ql;
+  return sipGetState(sipTransferObj);
+%End
+
+};
+
+
+
+
 %MappedType QSet<int>
 {
 %TypeHeaderCode

diff --git a/python/core/qgsvectorlayer.sip b/python/core/qgsvectorlayer.sip
@@ -106,6 +106,9 @@ public:
   /** set whether to use renderer V2 for drawing. Added in QGIS 1.2 */
   void setUsingRendererV2(bool usingRendererV2);
 
+  void drawRendererV2( QgsRenderContext& rendererContext, bool labeling );
+  void drawRendererV2Levels( QgsRenderContext& rendererContext, bool labeling );
+
   /** Returns point, line or polygon */
   QGis::GeometryType geometryType() const;
 

diff --git a/python/core/symbology-ng-core.sip b/python/core/symbology-ng-core.sip
@@ -1,6 +1,28 @@
 
 ///////////////
 
+
+class QgsSymbolV2LevelItem
+{
+%TypeHeaderCode
+#include <qgsrendererv2.h>
+%End
+
+public:
+  QgsSymbolV2LevelItem( QgsSymbolV2* symbol, int layer );
+  QgsSymbolV2* symbol();
+  int layer();
+};
+
+// every level has list of items: symbol + symbol layer num
+typedef QList< QgsSymbolV2LevelItem > QgsSymbolV2Level;
+
+// this is a list of levels
+typedef QList< QgsSymbolV2Level > QgsSymbolV2LevelOrder;
+
+///////////////
+
+
 class QgsFeatureRendererV2
 {
 %TypeHeaderCode
@@ -32,8 +54,11 @@ public:
 	virtual QString dump();
 
 
-	void renderFeature(QgsFeature& feature, QgsRenderContext& context);
-
+  void renderFeature(QgsFeature& feature, QgsRenderContext& context, int layer = -1);
+
+  QgsSymbolV2LevelOrder& symbolLevels();
+  void setSymbolLevels(const QgsSymbolV2LevelOrder& levelOrder);
+
 protected:
   QgsFeatureRendererV2(RendererType type);
 
@@ -191,7 +216,7 @@ class QgsMarkerSymbolLayerV2 : QgsSymbolLayerV2
 %End
 
 public:
-	virtual void renderPoint(const QPointF& point, QgsRenderContext& context) = 0;
+  virtual void renderPoint(const QPointF& point, QgsRenderContext& context) = 0;
 
 	void drawPreviewIcon(QPainter* painter, QSize size);
 
@@ -213,7 +238,7 @@ class QgsLineSymbolLayerV2 : QgsSymbolLayerV2
 %End
 
 public:
-	virtual void renderPolyline(const QPolygonF& points, QgsRenderContext& context) = 0;
+  virtual void renderPolyline(const QPolygonF& points, QgsRenderContext& context) = 0;
 
   void setWidth(int width);
   int width() const;
@@ -232,7 +257,7 @@ class QgsFillSymbolLayerV2 : QgsSymbolLayerV2
 %End
 
 public:
-	virtual void renderPolygon(const QPolygonF& points, QList<QPolygonF>* rings, QgsRenderContext& context) = 0;
+  virtual void renderPolygon(const QPolygonF& points, QList<QPolygonF>* rings, QgsRenderContext& context) = 0;
 
 	void drawPreviewIcon(QPainter* painter, QSize size);
 
@@ -334,7 +359,7 @@ public:
 	void setSize(double size);
 	double size();
 
-	void renderPoint(const QPointF& point, QgsRenderContext& context);
+  void renderPoint(const QPointF& point, QgsRenderContext& context, int layer = -1);
 
   virtual QgsSymbolV2* clone() const /Factory/;
 };
@@ -353,7 +378,7 @@ public:
 	void setWidth(int width);
 	int width();
 
-	void renderPolyline(const QPolygonF& points, QgsRenderContext& context);
+  void renderPolyline(const QPolygonF& points, QgsRenderContext& context, int layer = -1);
 
   virtual QgsSymbolV2* clone() const /Factory/;
 };
@@ -369,7 +394,7 @@ class QgsFillSymbolV2 : QgsSymbolV2
 public:
 	QgsFillSymbolV2(QgsSymbolLayerV2List layers /Transfer/ = QgsSymbolLayerV2List());
 
-	void renderPolygon(const QPolygonF& points, QList<QPolygonF>* rings, QgsRenderContext& context);
+  void renderPolygon(const QPolygonF& points, QList<QPolygonF>* rings, QgsRenderContext& context, int layer = -1);
 
   virtual QgsSymbolV2* clone() const /Factory/;
 };