MQL5 RiferimentoLibreria StandardGrafica PersonalizzataCChartCanvasDrawBackground ColorBackgroundColorBorderColorTextColorGridMaxDataMaxDescrLenShowFlagsIsShowLegendIsShowScaleLeftIsShowScaleRightIsShowScaleTopIsShowScaleBottomIsShowGridIsShowDescriptorsIsShowPercentVScaleMinVScaleMaxNumGridDataOffsetDataTotalDrawDescriptorsDrawDataCreateAllowedShowFlagsShowLegendShowScaleLeftShowScaleRightShowScaleTopShowScaleBottomShowGridShowDescriptorsShowValueShowPercentLegendAlignmentAccumulativeVScaleParamsDescriptorUpdateColorUpdateValuesCheckRedrawDrawBackgroundDrawLegendDrawLegendVerticalDrawLegendHorizontalCalcScalesDrawScalesDrawScaleLeftDrawScaleRightDrawScaleTopDrawScaleBottomDrawGridDrawChart DrawBackground Metodo virtuale per la ridefinizione dello sfondo. virtual void DrawBackground() Redraw DrawLegend