public void TestRectangleSegmentDistance()
{
Polygon r1 = new PolygonRectangle(new RealPoint(0, 0), 10, 10);
// Test avec segments confondus
Segment s11 = new Segment(new RealPoint(0, 0), new RealPoint(0, 10));
Segment s12 = new Segment(new RealPoint(0, 10), new RealPoint(10, 10));
Segment s13 = new Segment(new RealPoint(10, 10), new RealPoint(10, 0));
Segment s14 = new Segment(new RealPoint(10, 0), new RealPoint(0, 0));
Assert.AreEqual(0, r1.Distance(s11));
Assert.AreEqual(0, r1.Distance(s12));
Assert.AreEqual(0, r1.Distance(s13));
Assert.AreEqual(0, r1.Distance(s14));
// Test avec segments décales
Segment s21 = new Segment(new RealPoint(20, 0), new RealPoint(20, 10));
Segment s22 = new Segment(new RealPoint(-10, 0), new RealPoint(-10, 10));
Segment s23 = new Segment(new RealPoint(0, -10), new RealPoint(10, -10));
Segment s24 = new Segment(new RealPoint(0, 20), new RealPoint(10, 20));
Assert.AreEqual(10, r1.Distance(s21));
Assert.AreEqual(10, r1.Distance(s22));
Assert.AreEqual(10, r1.Distance(s23));
Assert.AreEqual(10, r1.Distance(s24));
}
public void TestRectanglesDistance()
{
Polygon r1 = new PolygonRectangle(new RealPoint(0, 0), 10, 10);
// Polygones décalés vérticalements OU horizontalement + coincidence segment
Polygon r11 = new PolygonRectangle(new RealPoint(10, 0), 10, 10);
Polygon r12 = new PolygonRectangle(new RealPoint(-10, 0), 10, 10);
Polygon r13 = new PolygonRectangle(new RealPoint(0, 10), 10, 10);
Polygon r14 = new PolygonRectangle(new RealPoint(0, -10), 10, 10);
Assert.AreEqual(0, r1.Distance(r11));
Assert.AreEqual(0, r1.Distance(r12));
Assert.AreEqual(0, r1.Distance(r13));
Assert.AreEqual(0, r1.Distance(r14));
// Polygones décalés vérticalements ou horizontalement + coincidence coin
Polygon r21 = new PolygonRectangle(new RealPoint(10, 0), 10, 10);
Polygon r22 = new PolygonRectangle(new RealPoint(-10, 0), 10, 10);
Polygon r23 = new PolygonRectangle(new RealPoint(0, 10), 10, 10);
Polygon r24 = new PolygonRectangle(new RealPoint(0, -10), 10, 10);
Assert.AreEqual(0, r1.Distance(r21));
Assert.AreEqual(0, r1.Distance(r22));
Assert.AreEqual(0, r1.Distance(r23));
Assert.AreEqual(0, r1.Distance(r24));
// Polygones décalés vérticalements ET horizontalement
Polygon r31 = new PolygonRectangle(new RealPoint(20, 20), 10, 10);
Polygon r32 = new PolygonRectangle(new RealPoint(-20, -20), 10, 10);
Polygon r33 = new PolygonRectangle(new RealPoint(-20, -20), 10, 10);
Assert.AreEqual(Math.Sqrt(10 * 10 + 10 * 10), r1.Distance(r31));
Assert.AreEqual(Math.Sqrt(10 * 10 + 10 * 10), r1.Distance(r32));
}
private static IShape BuildCurrentShape(ShapeMode mode, RealPoint startPoint, RealPoint endPoint)
{
IShape output = null;
switch (mode)
{
case ShapeMode.Rectangle:
output = new PolygonRectangle(startPoint, endPoint.X - startPoint.X, endPoint.Y - startPoint.Y);
break;
case ShapeMode.Circle:
output = new Circle(new Segment(startPoint, endPoint).Barycenter, startPoint.Distance(endPoint) / 2);
break;
case ShapeMode.CircleFromCenter:
output = new Circle(startPoint, startPoint.Distance(endPoint));
break;
case ShapeMode.Segment:
output = new Segment(startPoint, endPoint);
break;
case ShapeMode.Line:
output = new Line(startPoint, endPoint);
break;
}
return(output);
}
public IShape GetBounds()
{
IShape contact = new PolygonRectangle(new RealPoint(Position.Coordinates.X - LenghtBack / 2, Position.Coordinates.Y - Width / 2), LenghtBack + LenghtFront, Width);
contact = contact.Rotation(new AngleDelta(Position.Angle));
return(contact);
}
public void TestCrossRectangleAndCircleDistance()
{
Polygon r1 = new PolygonRectangle(new RealPoint(0, 0), 10, 10);
Circle c11 = new Circle(new RealPoint(5, 5), 2);
Assert.AreEqual(0, r1.Distance(c11));
Assert.AreEqual(0, c11.Distance(r1));
}
public void TestCrossRectanglesDistance()
{
Polygon r1 = new PolygonRectangle(new RealPoint(0, 0), 10, 10);
Polygon r11 = new PolygonRectangle(new RealPoint(5, 5), 10, 10); // Rectangles qui se croisent sur 2 points
Assert.AreEqual(0, r1.Distance(r11));
Polygon r12 = new PolygonRectangle(new RealPoint(2, 2), 6, 6); // Rectangles imbriqués
Assert.AreEqual(0, r1.Distance(r12)); // Test imbrication rectangle A dans B
Assert.AreEqual(0, r12.Distance(r1)); // Test imbrication rectangle B dans A
}
private void picWorld_MouseDown(object sender, MouseEventArgs e)
{
_startPoint = PicCoordinates();
if (_shapeMode == ShapeMode.Zoom)
{
_rectZoomOrg = new PolygonRectangle(_startPoint, 1, 1);
}
else
{
_currentShape = BuildCurrentShape(_shapeMode, _startPoint, _startPoint);
}
picWorld.Invalidate();
}
private Bitmap GenerateBackground()
{
Bitmap b = new Bitmap(picWorld.Width, picWorld.Height);
Graphics g = Graphics.FromImage(b);
if (picWorld.Width > 0 && picWorld.Height > 0)
{
g.SmoothingMode = SmoothingMode.AntiAlias;
PolygonRectangle bounds = new PolygonRectangle(picWorld.Dimensions.WorldRect);
for (int i = 100; i < 5000; i += 100)
{
Circle c = new Circle(new RealPoint(), i);
if (c.Cross(bounds) || bounds.Contains(c))
{
c.Paint(g, i % 1000 == 0 ? Color.LightGray : Color.DimGray, 1, Color.Transparent, picWorld.Dimensions.WorldScale);
}
}
if (picWorld.Dimensions.WorldScale.Factor < 1 && !picWorld.Moving)
{
for (int i = 10; i < 5000; i += 10)
{
if (i % 100 != 0)
{
Circle c = new Circle(new RealPoint(), i);
if (c.Cross(bounds) || bounds.Contains(c))
{
c.Paint(g, Color.FromArgb(60, 60, 60), 1, Color.Transparent, picWorld.Dimensions.WorldScale);
}
}
}
}
}
g.Dispose();
return(b);
}
private void picWorld_MouseMove(object sender, MouseEventArgs e)
{
RealPoint pos = PicCoordinates();
lblPosition.Text = "X = " + pos.X.ToString().PadLeft(4) + ": Y = " + pos.Y.ToString().PadLeft(4);
if (_startPoint != null)
{
if (_shapeMode == ShapeMode.Zoom)
{
double dx = pos.X - _startPoint.X;
double dy = pos.Y - _startPoint.Y;
double finalDx = dx;
double finalDy = dy;
_rectZoomOrg = new PolygonRectangle(_startPoint, dx, dy);
if (Math.Abs(dx / dy) > Math.Abs(picWorld.Width / picWorld.Height))
{
finalDx = Math.Sign(dx) * (picWorld.Width * (Math.Abs(dy) / picWorld.Height));
}
else
{
finalDy = Math.Sign(dy) * (picWorld.Height * (Math.Abs(dx) / picWorld.Width));
}
_rectZoomFinal = new PolygonRectangle(RealPoint.Shift(_startPoint, -(finalDx - dx) / 2, -(finalDy - dy) / 2), finalDx, finalDy);
}
else if (_shapeMode != ShapeMode.None)
{
_currentShape = BuildCurrentShape(_shapeMode, _startPoint, pos);
lblItem.Text = _currentShape.GetType().Name + " : " + _currentShape.ToString();
}
picWorld.Invalidate();
}
}
public void TestRectangleEqual()
{
Polygon r0 = new PolygonRectangle(new RealPoint(0, 0), 0, 0);
Assert.AreEqual(r0, r0);
Assert.AreEqual(r0, r0.Rotation(90));
Assert.AreEqual(r0, r0.Rotation(-180));
Assert.AreEqual(r0, r0.Rotation(-90));
Polygon r1 = new PolygonRectangle(new RealPoint(0, 0), 100, 100);
Polygon r2 = new PolygonRectangle(new RealPoint(0, 0), 100, 100);
Assert.AreEqual(r1, r1);
Assert.AreEqual(r1, r2);
Assert.AreEqual(r1, r2.Rotation(90));
Assert.AreEqual(r1, r2.Rotation(180));
Assert.AreEqual(r1, r2.Rotation(-90));
r1 = new PolygonRectangle(new RealPoint(10, 10), 100, 100);
r2 = new PolygonRectangle(new RealPoint(10, 10), 100, 100);
Assert.AreEqual(r1, r1);
Assert.AreEqual(r1, r2);
Assert.AreEqual(r1, r2.Rotation(90));
Assert.AreEqual(r1, r2.Rotation(180));
Assert.AreEqual(r1, r2.Rotation(-90));
r1 = new PolygonRectangle(new RealPoint(-10, -10), -100, -100);
r2 = new PolygonRectangle(new RealPoint(-10, -10), -100, -100);
Assert.AreEqual(r1, r1);
Assert.AreEqual(r1, r2);
Assert.AreEqual(r1, r2.Rotation(90));
Assert.AreEqual(r1, r2.Rotation(180));
Assert.AreEqual(r1, r2.Rotation(-90));
}
private void picWorld_MouseUp(object sender, MouseEventArgs e)
{
if (_startPoint != null)
{
if (_shapeMode == ShapeMode.Zoom)
{
double dx = _rectZoomFinal.Points.Max(pt => pt.X) - _rectZoomFinal.Points.Min(pt => pt.X);
//dx = _worldScale.RealToScreenDistance(dx);
WorldScale finalScale = CreateWorldScale(dx / picWorld.Width, _rectZoomFinal.Barycenter);
_moveZoom = (_worldScale.Factor - finalScale.Factor) / 20;
_moveHorizontal = -finalScale.ScreenToRealDistance((finalScale.OffsetX - _worldScale.OffsetX) / 20);
_moveVertical = -finalScale.ScreenToRealDistance((finalScale.OffsetY - _worldScale.OffsetY) / 20);
_step = 0;
ThreadManager.CreateThread(o => ZoomStepParam()).StartLoop(20, 40);
//_worldScale = finalScale;
_startPoint = null;
_rectZoomFinal = null;
_rectZoomOrg = null;
_shapeMode = ShapeMode.None;
btnZoom.Checked = false;
}
else if (_shapeMode != ShapeMode.None)
{
_shapes.Add(BuildCurrentShape(_shapeMode, _startPoint, PicCoordinates()));
lblItem.Text = "";
_currentShape = null;
_startPoint = null;
}
picWorld.Invalidate();
}
}
