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);
AnnMidlineObject annMidlineObject = annObject as AnnMidlineObject;
if (annMidlineObject != null)
{
LeadPointD[] leadPoints = annMidlineObject.Points.ToArray();
int linesCount = leadPoints.Length / 2;
if (linesCount > 0)
{
PointF[] linesCenters = new PointF[linesCount];
leadPoints = mapper.PointsFromContainerCoordinates(leadPoints, annMidlineObject.FixedStateOperations);
PointF[] points = AnnWinFormsRenderingEngine.ToPoints(leadPoints);
if (annMidlineObject.SupportsStroke && annMidlineObject.Stroke != null)
{
double radius = mapper.LengthFromContainerCoordinates(annMidlineObject.CenterPointRadius, annMidlineObject.FixedStateOperations);
using (Pen pen = AnnWinFormsRenderingEngine.ToPen(mapper.StrokeFromContainerCoordinates(annMidlineObject.Stroke, annMidlineObject.FixedStateOperations), annMidlineObject.Opacity))
{
for (int i = 0; i < linesCount; ++i)
{
PointF firstPoint = points[2 * i];
PointF secondPoint = points[2 * i + 1];
PointF center = new PointF((firstPoint.X + secondPoint.X) / 2, (firstPoint.Y + secondPoint.Y) / 2);
DrawPoint(annMidlineObject, engine.Context, center, radius);
linesCenters[i] = center;
}
if (linesCount > 1)
{
int count = linesCount - 1;
for (int i = 0; i < count; ++i)
{
engine.Context.DrawLine(pen, linesCenters[i], linesCenters[i + 1]); // draw midline
}
}
}
}
}
}
}
}
public override bool OnPointerUp(AnnContainer sender, AnnPointerEventArgs e)
{
AnnMidlineObject midlineObject = TargetObject as AnnMidlineObject;
LeadPointCollection points = midlineObject.Points;
if (ClickCount > 1)
{
EndWorking();
}
return(true);
}
private void DrawPoint(AnnMidlineObject 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("blue"), 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)));
}
}
private AnnAutomationObject CreateSnapPoint()
{
AnnAutomationObject automationObj = new AnnAutomationObject();
AnnMidlineObject annMidlineObject = new AnnMidlineObject();
annMidlineObject.SetId(annMidlineObject.Id - 1);
automationObj.Id = annMidlineObject.Id;
automationObj.Name = "SnapPoint";
automationObj.DrawDesignerType = typeof(AnnSnapPointDrawer);
automationObj.EditDesignerType = typeof(AnnSnapPointEditor);
automationObj.RunDesignerType = typeof(AnnRunDesigner);
automationObj.ObjectTemplate = annMidlineObject;
IAnnObjectRenderer renderer = new AnnMidlineObjectRenderer();
renderer.LocationsThumbStyle = CreateLocationThumbStyle();
automationObj.Renderer = renderer;
return(automationObj);
}
private void DrawPoint(AnnMidlineObject 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("blue"), 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);
}
}
private AnnAutomationObject CreateMidline()
{
AnnAutomationObject automationObj = new AnnAutomationObject();
AnnMidlineObject annMidlineObject = new AnnMidlineObject();
automationObj.Id = annMidlineObject.Id;
automationObj.Name = "MidLine";
automationObj.DrawDesignerType = typeof(AnnTwoLinesDrawer);
automationObj.EditDesignerType = typeof(AnnTwoLinesEditer);
automationObj.RunDesignerType = typeof(AnnRunDesigner);
automationObj.ObjectTemplate = annMidlineObject;
IAnnObjectRenderer renderer = new AnnMidlineObjectRenderer();
renderer.LocationsThumbStyle = CreateLocationThumbStyle();
renderer.RotateCenterThumbStyle = CreateRotateCenterThumbStyle();
renderer.RotateGripperThumbStyle = CreateRotateGripperThumbStyle();
automationObj.Renderer = renderer;
return(automationObj);
}
public AnnSnapPointEditor(IAnnAutomationControl automationControl, AnnContainer container, AnnMidlineObject annMidlineObject)
: base(automationControl, container, annMidlineObject)
{
}
