private void brushSizeGauge_MarkerChanged(object sender, EventArgs e) { this.BrushSize = this.brushSizeDefinition.BrushSizeMinimum + (int)(this.brushSizeGauge.Marker * (this.brushSizeDefinition.BrushSizeMaximum - this.brushSizeDefinition.BrushSizeMinimum)); this.OnBrushSizeChanged(EventArgs.Empty); }