public void Overlap(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(15, 5, 30, 30);
var c2 = backend.Ellipse(35, 5, 30, 30);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Overlap);
}
public void IsContained(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(30, 10, 20, 20);
var c2 = backend.Ellipse(25, 5, 30, 30);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.IsContained);
}
public void Disjoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(5, 5, 30, 30);
var c2 = backend.Ellipse(45, 5, 30, 30);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Disjoint);
}
public void Contains(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(25, 5, 30, 30);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Contains);
}
public void Disjoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(5, 5, 30, 30);
var c2 = backend.Ellipse(45, 5, 30, 30);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Disjoint);
}
public void Overlap(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(15, 5, 30, 30);
var c2 = backend.Ellipse(35, 5, 30, 30);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Overlap);
}
static void test(CombineMode mode, IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(15, 5, 30, 30);
var c2 = backend.Ellipse(35, 5, 30, 30);
var r = c1.Combine(mode, c2);
target.Fill(color: new Color(0.7, 0.7, 1.0));
target.Geometry(r);
}
static void test(CombineMode mode, IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(15, 5, 30, 30);
var c2 = backend.Ellipse(35, 5, 30, 30);
var r = c1.Combine(mode, c2);
target.Fill(color: new Color(0.7, 0.7, 1.0));
target.Geometry(r);
}
public void StrokeFillIsContained(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(35, 15, 45, 25);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.IsContained);
}
public void StrokeFillDisjoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(25, 10, 25, 30);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Disjoint);
}
static IGeometry visualize(IDrawingTarget target, IDrawingBackend backend)
{
var circle = backend.Ellipse(30, 10, Diameter, Diameter);
target.Fill(color: new Color(0.7, 0.7, 1));
target.Geometry(circle);
return circle;
}
static IGeometry visualize(IDrawingTarget target, IDrawingBackend backend)
{
var circle = backend.Ellipse(30, 10, Diameter, Diameter);
target.Fill(color: new Color(0.7, 0.7, 1));
target.Geometry(circle);
return(circle);
}
public void StrokeFillIsContained(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(35, 15, 45, 25);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.IsContained);
}
public void StrokeFillOverlap(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(30, 10, 50, 30);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Overlap);
}
public void StrokeFillDisjoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(25, 10, 25, 30);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Disjoint);
}
public void NotContainsPoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(30, 10, 20, 20);
var c2 = backend.Rectangle(30, 10, 1, 1);
target.Fill(color: new Color(0.7, 0.7, 1, 0.7));
target.Geometry(c1);
target.Geometry(c2);
if (c1.Contains(30, 10))
throw new Exception("circle is not expected to contain point at 30, 10");
}
public void ContainsPoint(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Ellipse(30, 10, 20, 20);
var c2 = backend.Rectangle(40, 20, 1, 1);
target.Fill(color: new Color(0.7, 0.7, 1, 0.7));
target.Geometry(c1);
target.Geometry(c2);
if (!c1.Contains(40, 20))
{
throw new Exception("circle is expected to contain point at 40, 20");
}
}
public static IGeometry Ellipse(this IDrawingBackend backend, Rectangle rectangle)
{
return backend.Ellipse(rectangle.X, rectangle.Y, rectangle.Width, rectangle.Height);
}
public void StrokeFillOverlap(IDrawingTarget target, IDrawingBackend backend)
{
var c1 = backend.Line(30, 10, 50, 30);
var c2 = backend.Ellipse(30, 10, 20, 20);
draw(target, c1, c2);
expectRelation(c1, c2, GeometryRelation.Overlap);
}