void function ( VncCanvasActivity arg0 , float arg1 , float arg2 , float arg3 ) { }
change the scaling and focus dynamically , as from a detected scale gesture concode_field_sep AbstractScaling[] scalings concode_elem_sep ImageView.ScaleType scaleType concode_elem_sep int scaleModeIds[] concode_elem_sep int id concode_field_sep boolean isAbleToPan concode_elem_sep boolean isValidInputMode concode_elem_sep float getScale concode_elem_sep AbstractScaling getById concode_elem_sep int getDefaultHandlerId concode_elem_sep void zoomIn concode_elem_sep void setScaleTypeForActivity concode_elem_sep void zoomOut concode_elem_sep int getId concode_elem_sep AbstractScaling getByScaleType