public void RenderChildren(RenderInfo renderInfo)
{
foreach (Shape child in this.children)
{
child.Render(renderInfo);
}
}
public void RenderBorder(RenderInfo renderInfo, GraphicsPath path)
{
using (var pen = new Pen(this.border.Color, this.border.With))
{
renderInfo.Graphics.DrawPath(pen, path);
}
}
public void Render(RenderInfo renderInfo)
{
var bordered = this.self as HasLineStyle;
var filled = this.self as HasFillStyle;
var container = this.self as Container;
var selectable = this.self as IsSelectable;
using (GraphicsPath graphicsPath = this.path.Get())
{
if (filled != null)
{
filled.RenderFilling(renderInfo, graphicsPath);
}
if (container != null)
{
container.RenderChildren(renderInfo);
}
if (bordered != null)
{
bordered.RenderBorder(renderInfo, graphicsPath);
}
if (selectable != null)
{
selectable.RenderSelection(renderInfo);
}
}
}
public void RenderSelection(RenderInfo renderInfo)
{
if (this.IsSelected == false)
{
return;
}
GraphicsPath path = this.Path.Get();
RectangleF bounds = path.GetBounds();
bounds.Inflate(3, 3);
renderInfo.Graphics.DrawRectangle(Pens.Red, bounds.X, bounds.Y, bounds.Width, bounds.Height);
}
public void RenderFilling(RenderInfo renderInfo, GraphicsPath path)
{
renderInfo.Graphics.FillPath(Brushes.Blue, path);
}
public void RenderFilling(RenderInfo renderInfo, GraphicsPath path)
{
renderInfo.Graphics.FillPath(Brushes.Blue, path);
}
private void viewPort1_Paint(object sender, PaintEventArgs e)
{
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
var renderInfo = new RenderInfo
{
Graphics = e.Graphics
};
foreach (Shape element in this.elements)
{
element.Render(renderInfo);
}
}
