if (slurEndNote) {
                    endUpperLeft.x += this.staffEntries[this.staffEntries.length - 1].PositionAndShape.BorderLeft;
            } else {
                    // Slur continues to next StaffLine - must reach the end of current StaffLine
                    endUpperLeft.x = this.staffEntries[this.staffEntries.length - 1].parentMeasure.PositionAndShape.RelativePosition.x