adds a new pan listener . concode_field_sep Pan mPan concode_elem_sep RectF zoomR concode_elem_sep Zoom mPinchZoom concode_elem_sep float oldX concode_elem_sep float oldY concode_elem_sep GraphicalView graphicalView concode_elem_sep DefaultRenderer mRenderer concode_elem_sep float oldY2 concode_elem_sep float oldX2 concode_field_sep void removePanListener concode_elem_sep void applyZoom concode_elem_sep void addZoomListener concode_elem_sep void removeZoomListener concode_elem_sep boolean handleTouch
void function ( PanListener arg0 ) { if ( mPan != null ) { mPan . addPanListener ( arg0 ) ; } }