private AnnAutomationObject CreateIntersectionPoint()
{
AnnAutomationObject automationObj = new AnnAutomationObject();
AnnIntersectionPointObject annIntersectionPointObject = new AnnIntersectionPointObject();
automationObj.Id = annIntersectionPointObject.Id;
automationObj.Name = "Intersection Point";
automationObj.DrawDesignerType = typeof(AnnTwoLinesDrawer);
automationObj.EditDesignerType = typeof(AnnTwoLinesEditer);
automationObj.RunDesignerType = typeof(AnnRunDesigner);
automationObj.ObjectTemplate = annIntersectionPointObject;
IAnnObjectRenderer renderer = new AnnIntersectionObjectRenderer();
renderer.LocationsThumbStyle = CreateLocationThumbStyle();
renderer.RotateCenterThumbStyle = CreateRotateCenterThumbStyle();
renderer.RotateGripperThumbStyle = CreateRotateGripperThumbStyle();
automationObj.Renderer = renderer;
CreateToolBarItem(automationObj, "IntersectionPoint");
return(automationObj);
}
public override bool OnPointerMove(AnnContainer sender, AnnPointerEventArgs e)
{
bool handled = false;
if (TargetObject != null && HasStarted)
{
LeadPointD pt = ClipPoint(e.Location, ClipRectangle);
if (!LeadPoint.Equals(pt, _end))
{
_end = pt;
LeadPointCollection points = TargetObject.Points;
if (points.Count > 1)
{
if (_clickCount % 2 != 0)
{
points[points.Count - 1] = pt; // end point
}
}
AnnIntersectionPointObject intersectionPointObject = TargetObject as AnnIntersectionPointObject;
if (intersectionPointObject != null)
{
intersectionPointObject.IntersectionInsideContainer = ClipRectangle.ContainsPoint(intersectionPointObject.IntersectionPoint);
}
Working();
}
handled = true;
}
return(handled);
}
public override void Render(AnnContainerMapper mapper, AnnObject annObject)
{
if (mapper == null)
{
ExceptionHelper.ArgumentNullException("mapper");
}
if (annObject == null)
{
ExceptionHelper.ArgumentNullException("annObject");
}
IAnnDrawEngine engine = RenderingEngine as IAnnDrawEngine;
if (engine != null)
{
base.Render(mapper, annObject);
AnnIntersectionPointObject annIntersectionPointObject = annObject as AnnIntersectionPointObject;
if (annIntersectionPointObject != null)
{
int count = annIntersectionPointObject.Points.Count;
if (count < 2)
{
return;
}
LeadPointD[] leadPoints = mapper.PointsFromContainerCoordinates(annIntersectionPointObject.Points.ToArray(), annIntersectionPointObject.FixedStateOperations);
if (annIntersectionPointObject.SupportsStroke && annIntersectionPointObject.Stroke != null)
{
AnnStroke stroke = AnnStroke.Create(AnnSolidColorBrush.Create("Blue"), annIntersectionPointObject.Stroke.StrokeThickness);
stroke.StrokeDashArray = new double[] { 3, 1, 1, 1, 1, 1 }; // DashDotDot
IAnnDrawPen pen = engine.ToPen(mapper.StrokeFromContainerCoordinates(stroke, annIntersectionPointObject.FixedStateOperations), annIntersectionPointObject.Opacity);
try
{
if (leadPoints.Length > 2)
{
LeadPointD intersectionPoint = annIntersectionPointObject.IntersectionPoint;
intersectionPoint = mapper.PointFromContainerCoordinates(intersectionPoint, annIntersectionPointObject.FixedStateOperations);
double radius = mapper.LengthFromContainerCoordinates(annIntersectionPointObject.IntersectionPointRadius, annIntersectionPointObject.FixedStateOperations);
DrawPoint(annIntersectionPointObject, engine, intersectionPoint, radius);
if (leadPoints.Length < 5 && annIntersectionPointObject.IntersectionInsideContainer)
{
engine.DrawLine(pen, leadPoints[3], intersectionPoint);
}
}
}
finally
{
engine.Destroy(pen);
}
}
}
}
}
public override void Render(AnnContainerMapper mapper, AnnObject annObject)
{
if (mapper == null)
{
ExceptionHelper.ArgumentNullException("mapper");
}
if (annObject == null)
{
ExceptionHelper.ArgumentNullException("annObject");
}
AnnWinFormsRenderingEngine engine = RenderingEngine as AnnWinFormsRenderingEngine;
if (engine != null && engine.Context != null)
{
base.Render(mapper, annObject);
AnnIntersectionPointObject annIntersectionPointObject = annObject as AnnIntersectionPointObject;
if (annIntersectionPointObject != null)
{
int count = annIntersectionPointObject.Points.Count;
if (count < 2)
{
return;
}
LeadPointD[] leadPoints = mapper.PointsFromContainerCoordinates(annIntersectionPointObject.Points.ToArray(), annIntersectionPointObject.FixedStateOperations);
PointF[] points = AnnWinFormsRenderingEngine.ToPoints(leadPoints);
if (annIntersectionPointObject.SupportsStroke && annIntersectionPointObject.Stroke != null)
{
using (Pen pen = AnnWinFormsRenderingEngine.ToPen(mapper.StrokeFromContainerCoordinates(annIntersectionPointObject.Stroke, annIntersectionPointObject.FixedStateOperations), annIntersectionPointObject.Opacity))
{
if (points.Length > 2)
{
LeadPointD LeadIntersectionPoint = annIntersectionPointObject.IntersectionPoint;
LeadIntersectionPoint = mapper.PointFromContainerCoordinates(LeadIntersectionPoint, annIntersectionPointObject.FixedStateOperations);
PointF intersectionPoint = new PointF((float)LeadIntersectionPoint.X, (float)LeadIntersectionPoint.Y);
double radius = mapper.LengthFromContainerCoordinates(annIntersectionPointObject.IntersectionPointRadius, annIntersectionPointObject.FixedStateOperations);
DrawPoint(annIntersectionPointObject, engine.Context, intersectionPoint, radius);
if (points.Length < 5 && annIntersectionPointObject.IntersectionInsideContainer)
{
pen.Brush = Brushes.Blue;
pen.DashStyle = DashStyle.DashDotDot;
engine.Context.DrawLine(pen, points[3], intersectionPoint);
}
}
}
}
}
}
}
private void DrawPoint(AnnIntersectionPointObject annObject, Graphics context, PointF point, double radius)
{
LeadRectD pointBounds = new LeadRectD(point.X - radius, point.Y - radius, radius * 2, radius * 2);
LeadPointD topLeft = pointBounds.TopLeft;
LeadPointD topRight = pointBounds.TopRight;
LeadPointD bottomLeft = pointBounds.BottomLeft;
LeadPointD bottomRight = pointBounds.BottomRight;
using (Pen pen = AnnWinFormsRenderingEngine.ToPen(AnnStroke.Create(AnnSolidColorBrush.Create("green"), annObject.Stroke.StrokeThickness), annObject.Opacity))
{
context.DrawLine(pen, new PointF((float)topLeft.X, (float)topLeft.Y), new PointF((float)bottomRight.X, (float)bottomRight.Y));
context.DrawLine(pen, new PointF((float)bottomLeft.X, (float)bottomLeft.Y), new PointF((float)topRight.X, (float)topRight.Y));
context.DrawLine(pen, new PointF((float)point.X, (float)(point.Y - pointBounds.Width / 2)), new PointF((float)point.X, (float)(point.Y + pointBounds.Width / 2)));
context.DrawLine(pen, new PointF((float)point.X - (float)pointBounds.Width / 2, (float)(point.Y)), new PointF((float)point.X + (float)pointBounds.Width / 2, (float)(point.Y)));
}
}
protected override void MoveThumb(int thumbIndex, LeadPointD offset)
{
AnnObject targetObject = TargetObject;
LeadPointD point = targetObject.Points[thumbIndex];
targetObject.Points[thumbIndex] = ClipPoint(AnnTransformer.TranslatePoint(point, offset.X, offset.Y), ClipRectangle);
AnnIntersectionPointObject intersectionPointObject = targetObject as AnnIntersectionPointObject;
if (intersectionPointObject != null)
{
intersectionPointObject.IntersectionInsideContainer = ClipRectangle.ContainsPoint(intersectionPointObject.IntersectionPoint);
}
base.MoveThumb(thumbIndex, offset);
}
private void DrawPoint(AnnIntersectionPointObject annObject, IAnnDrawEngine engine, LeadPointD point, double radius)
{
LeadRectD pointBounds = new LeadRectD(point.X - radius, point.Y - radius, radius * 2, radius * 2);
LeadPointD topLeft = pointBounds.TopLeft;
LeadPointD topRight = pointBounds.TopRight;
LeadPointD bottomLeft = pointBounds.BottomLeft;
LeadPointD bottomRight = pointBounds.BottomRight;
IAnnDrawPen pen = engine.ToPen(AnnStroke.Create(AnnSolidColorBrush.Create("green"), annObject.Stroke.StrokeThickness), annObject.Opacity);
try
{
engine.DrawLine(pen, topLeft, bottomRight);
engine.DrawLine(pen, bottomLeft, topRight);
engine.DrawLine(pen, new LeadPointD(point.X, (point.Y - pointBounds.Width / 2)), new LeadPointD(point.X, (point.Y + pointBounds.Width / 2)));
engine.DrawLine(pen, new LeadPointD(point.X - pointBounds.Width / 2, point.Y), new LeadPointD(point.X + pointBounds.Width / 2, point.Y));
}
finally
{
engine.Destroy(pen);
}
}