Function argument can be const

git-svn-id: http://svn.osgeo.org/qgis/trunk@11545 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

python/core/qgsrect.sip

@@ -58,7 +58,7 @@ class QgsRectangle
     //! Expand the rectangle to support zoom out scaling
     void expand(double, const QgsPoint *c = 0);
     //! return the intersection with the given rectangle
-    QgsRectangle intersect(QgsRectangle *rect);
+    QgsRectangle intersect(const QgsRectangle *rect);
     //! returns true when rectangle intersects with other rectangle
     bool intersects(const QgsRectangle& rect) const;
     //! return true when rectangle contains other rectangle

src/core/qgsrectangle.cpp

@@ -129,7 +129,7 @@ void QgsRectangle::expand( double scaleFactor, const QgsPoint * cp )
   ymax = centerY + newHeight;
 }
 
-QgsRectangle QgsRectangle::intersect( QgsRectangle * rect ) const
+QgsRectangle QgsRectangle::intersect( const QgsRectangle * rect ) const
 {
   QgsRectangle intersection = QgsRectangle();
   //If they don't actually intersect an empty QgsRectangle should be returned

src/core/qgsrectangle.h

@@ -81,7 +81,7 @@ class CORE_EXPORT QgsRectangle
     //! Expand the rectangle to support zoom out scaling
     void expand( double, const QgsPoint *c = 0 );
     //! return the intersection with the given rectangle
-    QgsRectangle intersect( QgsRectangle *rect ) const;
+    QgsRectangle intersect( const QgsRectangle *rect ) const;
     //! returns true when rectangle intersects with other rectangle
     bool intersects( const QgsRectangle& rect ) const;
     //! return true when rectangle contains other rectangle