/// <summary>
/// Добавить фигуру в GraphicsPath
/// </summary>
/// <param name="path">GraphicsPath</param>
/// <param name="figure">Добавляемая фигура</param>
private static void AddFigureToGraphicsPath(GraphicsPath path, BaseFigure figure)
{
var points = figure.Points.GetPoints();
if (figure.GetType() == typeof(Line))
{
path.AddLine(points[0], points[1]);
}
else if (figure.GetType() == typeof(Circle))
{
var circleRect = CircleDrawer.MakeRectangle(points[0], points[1],
RoundShapeType.Circle);
path.AddEllipse(circleRect);
}
else if (figure.GetType() == typeof(Ellipse))
{
var ellipseRect = CircleDrawer.MakeRectangle(points[0], points[1],
RoundShapeType.Ellipse);
path.AddEllipse(ellipseRect);
}
else if (figure.GetType() == typeof(Polyline))
{
path.AddLines(points.ToArray());
}
else if (figure.GetType() == typeof(Polygon))
{
path.AddPolygon(points.ToArray());
}
}
/// <summary>
/// Рисовка маркеров фигуры
/// </summary>
/// <param name="figure"></param>
/// <param name="canvas"></param>
public static void DrawSelection(BaseFigure figure, Graphics canvas)
{
if (figure.GetType() == typeof(Line))
{
var lineDrawer = new LineDrawer();
lineDrawer.DrawSelection(figure, canvas);
}
else if (figure.GetType() == typeof(Polyline))
{
var drawer = new PolylineDrawer();
drawer.DrawSelection(figure, canvas);
}
else if (figure.GetType() == typeof(Circle))
{
var circleDrawer = new CircleDrawer();
circleDrawer.DrawSelection(figure, canvas);
}
else if (figure.GetType() == typeof(Ellipse))
{
var ellipseDrawer = new EllipseDrawer();
ellipseDrawer.DrawSelection(figure, canvas);
}
else if (figure.GetType() == typeof(Polygon))
{
var polygonDrawer = new PolygonDrawer();
polygonDrawer.DrawSelection(figure, canvas);
}
}
/// <summary>
/// Проверка типа фигуры
/// </summary>
/// <param name="figure"></param>
/// <returns></returns>
public static bool IsFigureFillable(BaseFigure figure)
{
if (figure.GetType() == typeof(Circle) ||
figure.GetType() == typeof(Ellipse) ||
figure.GetType() == typeof(Polygon))
{
return(true);
}
else
{
return(false);
}
}