public virtual void DrawSelection(IRenderEngine engine)
{
var rect = Bounds;
engine.SetStroke(Brushes.Black);
engine.SetStrokeThickness(1);
engine.SetStrokePattern(null);
engine.SetFill(null);
engine.DrawRect(rect.Left - 1, rect.Top - 1, rect.Width + 2, rect.Height + 2);
engine.SetFill(Brushes.White);
var r = 4;
engine.DrawEllipse(rect.Left, rect.Top, r, r);
engine.DrawEllipse(rect.Left, rect.Bottom, r, r);
engine.DrawEllipse(rect.Right, rect.Top, r, r);
engine.DrawEllipse(rect.Right, rect.Bottom, r, r);
}
public void DrawSelection(IRenderEngine engine)
{
var rect = Bounds;
engine.SetStroke(Brushes.Black);
engine.SetStrokeThickness(1);
engine.SetStrokePattern(null);
engine.SetFill(null);
engine.DrawRect(rect.Left - 1, rect.Top - 1, rect.Width + 2, rect.Height + 2);
engine.SetFill(Brushes.White);
var r = 4;
var start = _layer.Convert(_start);
var end = _layer.Convert(_end);
engine.DrawEllipse(start.X, start.Y, r, r);
engine.DrawEllipse(end.X, end.Y, r, r);
}
void DrawAlarmZone(FlexChart chart, IRenderEngine engine, double xmin, double ymin, double xmax, double ymax, Color fill)
{
var pt1 = chart.DataToPoint(new PointF((float)xmin, (float)ymin));
var pt2 = chart.DataToPoint(new PointF((float)xmax, (float)ymax));
engine.SetFill(new SolidBrush(fill));
engine.SetStroke(new SolidBrush(Color.Transparent));
engine.DrawRect(Math.Min(pt1.X, pt2.X), Math.Min(pt1.Y, pt2.Y), Math.Abs(pt2.X - pt1.X), Math.Abs(pt2.Y - pt1.Y));
}
public override void DrawSelection(IRenderEngine engine)
{
var rect = Annotation.Bounds;
engine.SetStroke(Brushes.Black);
engine.SetStrokeThickness(1);
engine.SetStrokePattern(null);
engine.SetFill(null);
engine.DrawRect(rect.Left, rect.Top, rect.Width, rect.Height);
engine.SetFill(Brushes.White);
var r = 4;
var chart = _layer.Chart;
var line = Annotation as ALine;
var start = chart.DataToPoint(line.Start);
var end = chart.DataToPoint(line.End);
engine.DrawEllipse(start.X, start.Y, r, r);
engine.DrawEllipse(end.X, end.Y, r, r);
}
void DrawConnectingLine(IRenderEngine engine, Task task, Task parent)
{
var rc1 = GetTaskRect(parent); // parent rect
var rc2 = GetTaskRect(task); // task rect
var x1 = rc1.Left + rc1.Width / 2; // parent x center
var x2 = rc2.Left; // task left
var y1 = rc1.Bottom; // parent bottom
var y2 = rc2.Top + rc2.Height / 2; // task y center
// draw connecting line
var xs = new double[] { x1, x1, x2 };
var ys = new double[] { y1, y2, y2 };
engine.SetStroke(new SolidColorBrush(Color.FromRgb(0, 0, 0)));
engine.DrawLines(xs, ys);
// draw arrow at the end
var sz = 5;
xs = new double[] { x2 - 2 * sz, x2, x2 - 2 * sz };
ys = new double[] { y2 - sz, y2, y2 + sz };
engine.SetFill(new SolidColorBrush(Color.FromRgb(0, 0, 0)));
engine.DrawPolygon(xs, ys);
}
