MQL5 ReferenceStandard LibraryCustom GraphicsCChartCanvasDrawBackground ColorBackgroundColorBorderColorTextColorGridMaxDataMaxDescrLenShowFlagsIsShowLegendIsShowScaleLeftIsShowScaleRightIsShowScaleTopIsShowScaleBottomIsShowGridIsShowDescriptorsIsShowPercentVScaleMinVScaleMaxNumGridDataOffsetDataTotalDrawDescriptorsDrawDataCreateAllowedShowFlagsShowLegendShowScaleLeftShowScaleRightShowScaleTopShowScaleBottomShowGridShowDescriptorsShowValueShowPercentLegendAlignmentAccumulativeVScaleParamsDescriptorUpdateColorUpdateValuesCheckRedrawDrawBackgroundDrawLegendDrawLegendVerticalDrawLegendHorizontalCalcScalesDrawScalesDrawScaleLeftDrawScaleRightDrawScaleTopDrawScaleBottomDrawGridDrawChart DrawBackground Virtual method for redrawing the background. virtual void DrawBackground() Redraw DrawLegend