private void Canvas_MouseDown(object sender, MouseButtonEventArgs e)
{
_currentState |= State.LEFTMOUSE_DOWN;
if (_currentState.HasFlag(State.DRAWING))
{
_lastDownedPoint = GetDot(e.GetPosition(shapeCanvas).ToVector());
_movingPoint = GDot.FromCoord(e.GetPosition(shapeCanvas).ToVector());
if (_drawingShape == null)
{
if (_currentState.HasFlag(State.CIRCLE))
{
_drawingShape = GCircle.FromTwoDots(_lastDownedPoint, _movingPoint);
}
else if (_currentState.HasFlag(State.LINE))
{
_drawingShape = GLine.FromTwoDots(_lastDownedPoint, _movingPoint);
}
else if (_currentState.HasFlag(State.DOT))
{
_drawingShape = _lastDownedPoint;
}
_drawingShape.Control.Stroke = Brushes.Blue;
shapeCanvas.Children.Add(_drawingShape.Control);
}
}
}
public void CircleCircle()
{
GCircle c1 = new GCircle(new PointF(5, 5), 10);
GCircle c2 = new GCircle(new PointF(0, 0), 20);
c1.IntersectWith(c2);
var ss = c1.IntersectionResults;
Assert.IsTrue(c1.IntersectionResults.Count > 0);
}
private void Btn_DrawLine_Click(object sender, RoutedEventArgs e)
{
// GeometryEngine.Remove("Supports");
// var traingle = new GTriangle(GeometryEngine.GCanvas, new Point(60, 60), 20);
l = new GLine(GeometryEngine.GCanvas, new Point(60, 60), new Point(100, 200));
c = new GCircle(GeometryEngine.GCanvas, new Point(200, 200), 50);
c.Fill = Brushes.Green;
hinged = new Hinged(GeometryEngine.GCanvas, new Point(500, 500));
hinged.Fill = Brushes.Transparent;
hinged.Stroke = Brushes.Red;
hinged.StrokeThickness = 2;
roller = new Roller(GeometryEngine.GCanvas, new Point(160, 60));
roller.Fill = Brushes.Transparent;
roller.StrokeThickness = 2;
//var rectangle = new GRectangle(GeometryEngine.GCanvas, 30, 15, new Point(140, 60+15));
fixd = new Fixed(GeometryEngine.GCanvas, new Point(100, 60), 20);
fixd.Fill = Brushes.Orange;
fixd.StrokeThickness = 2;
arrow = new Arrow(GeometryEngine.GCanvas, new Point(220, 60), 20);
arrow.Stroke = Brushes.Yellow;
arrow.StrokeThickness = 4;
arrowLoad = new ArrowLoad(GeometryEngine.GCanvas, new Point(100, 120), new Point(200, 120), 20);
arrowLoad.Stroke = Brushes.Blue;
arrowLoad.StrokeThickness = 2;
gText = new GText(GeometryEngine.GCanvas, new Point(500, 500), "Hello Text!");
gText.Text = "Hello Text!";
gText.Render();
//arrow.Rotate(45);
//render on Screen
//GeometryEngine.RenderAll();
// GeometryEngine.Render(new List<GShape>() { roller, hinged, fixd });
GeometryEngine.Shapes["Beams"].Add(c);
GeometryEngine.Shapes["Beams"].Add(arrow);
GeometryEngine.Shapes["Supports"].Add(arrowLoad);
GeometryEngine.Shapes["Supports"].Add(roller);
GeometryEngine.Shapes["Supports"].Add(fixd);
GeometryEngine.Shapes["Supports"].Add(l);
GeometryEngine.Shapes["Supports"].Add(hinged);
// GeometryEngine.Shapes["Supports"].Add(gText);
// GeometryEngine.Render("Beams");
// GeometryEngine.Render("Supports");
l.Stroke = Brushes.Red;
l.StrokeThickness = 4;
GeometryEngine.RenderAll();
}
public static Polynomial FromCircle(GCircle circle)
{
var c = circle.Center;
float r = circle.Radius;
var p1 = new PointF(c.X + r, c.Y);
var p2 = new PointF(-(c.X + r), c.Y);
var p3 = new PointF(c.X + r, c.Y + r);
return(new Polynomial(new List <PointF>()
{
p1, p2, p3
}));
}