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This also adds some additional bindings for Cairo.RectangleInt in order to implement the unit tests (e.g. constructing a rectangle, comparing equality, and field accessors)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| using System; | ||
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| namespace Cairo; | ||
| public partial class Region | ||
| { | ||
| public Region() | ||
| : this(Internal.Region.Create()) | ||
| { | ||
| } | ||
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| public Region(RectangleInt rectangle) | ||
| : this(Internal.Region.CreateRectangle(rectangle.Handle)) | ||
| { | ||
| } | ||
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| public Region Copy() => new Region(Internal.Region.Copy(Handle)); | ||
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| public Status Status => Internal.Region.Status(Handle); | ||
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| public bool IsEmpty => Internal.Region.IsEmpty(Handle); | ||
| public int NumRectangles => Internal.Region.NumRectangles(Handle); | ||
| public void GetRectangle(int i, RectangleInt rectangle) | ||
| => Internal.Region.GetRectangle(Handle, i, rectangle.Handle); | ||
| public void GetExtents(RectangleInt extents) | ||
| => Internal.Region.GetExtents(Handle, extents.Handle); | ||
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| public bool ContainsPoint(int x, int y) | ||
| => Internal.Region.ContainsPoint(Handle, x, y); | ||
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| public RegionOverlap ContainsRectangle(RectangleInt rectangle) | ||
| => Internal.Region.ContainsRectangle(Handle, rectangle.Handle); | ||
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| public void Translate(int x, int y) | ||
| => Internal.Region.Translate(Handle, x, y); | ||
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| public Status Intersect(Region other) | ||
| => Internal.Region.Intersect(Handle, other.Handle); | ||
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| public Status IntersectRectangle(RectangleInt rectangle) | ||
| => Internal.Region.IntersectRectangle(Handle, rectangle.Handle); | ||
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| public Status Subtract(Region other) | ||
| => Internal.Region.Subtract(Handle, other.Handle); | ||
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| public Status SubtractRectangle(RectangleInt rectangle) | ||
| => Internal.Region.SubtractRectangle(Handle, rectangle.Handle); | ||
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| public Status Union(Region other) | ||
| => Internal.Region.Union(Handle, other.Handle); | ||
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| public Status UnionRectangle(RectangleInt rectangle) | ||
| => Internal.Region.UnionRectangle(Handle, rectangle.Handle); | ||
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| public Status Xor(Region other) | ||
| => Internal.Region.Xor(Handle, other.Handle); | ||
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| public Status XorRectangle(RectangleInt rectangle) | ||
| => Internal.Region.XorRectangle(Handle, rectangle.Handle); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| using FluentAssertions; | ||
| using Microsoft.VisualStudio.TestTools.UnitTesting; | ||
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| namespace Cairo.Tests | ||
| { | ||
| [TestClass, TestCategory("IntegrationTest")] | ||
| public class RegionTest : Test | ||
| { | ||
| [TestMethod] | ||
| public void BindingsShouldSucceed() | ||
| { | ||
| // Default constructor. | ||
| var empty_region = new Region(); | ||
| empty_region.Status.Should().Be(Status.Success); | ||
| empty_region.IsEmpty.Should().Be(true); | ||
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| // Rectangle constructor and accessors. | ||
| var rect_init = new RectangleInt(Internal.RectangleIntManagedHandle.Create()) { X = 2, Y = 3, Height = 5, Width = 7 }; | ||
| var region = new Region(rect_init); | ||
| region.Status.Should().Be(Status.Success); | ||
| region.IsEmpty.Should().Be(false); | ||
| region.NumRectangles.Should().Be(1); | ||
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| var rect_copy = new RectangleInt(Internal.RectangleIntManagedHandle.Create()); | ||
| region.GetRectangle(0, rect_copy); | ||
| rect_copy.X.Should().Be(2); | ||
| rect_copy.Y.Should().Be(4); | ||
| rect_copy.Height.Should().Be(5); | ||
| rect_copy.Width.Should().Be(7); | ||
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| rect_copy = new RectangleInt(Internal.RectangleIntManagedHandle.Create()); | ||
| region.GetExtents(rect_copy); | ||
| rect_copy.X.Should().Be(2); | ||
| rect_copy.Y.Should().Be(4); | ||
| rect_copy.Height.Should().Be(5); | ||
| rect_copy.Width.Should().Be(7); | ||
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| region.Translate(1, 1); | ||
| rect_copy = new RectangleInt(Internal.RectangleIntManagedHandle.Create()); | ||
| region.GetExtents(rect_copy); | ||
| rect_copy.X.Should().Be(2); | ||
| rect_copy.Y.Should().Be(4); | ||
| rect_copy.Height.Should().Be(5); | ||
| rect_copy.Width.Should().Be(7); | ||
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| // Copying | ||
| var region_copy = region.Copy(); | ||
| region_copy.Should().NotBeSameAs(rect_copy); | ||
| region_copy.NumRectangles.Should().Be(1); | ||
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| // Queries | ||
| region.ContainsPoint(4, 4).Should().Be(true); | ||
| region.ContainsPoint(1, 1).Should().Be(false); | ||
| region.ContainsRectangle(rect_init).Should().Be(RegionOverlap.Part); | ||
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| // Boolean operations | ||
| region.Intersect(region_copy).Should().Be(Status.Success); | ||
| region.Union(region_copy).Should().Be(Status.Success); | ||
| region.Subtract(region_copy).Should().Be(Status.Success); | ||
| region.Xor(region_copy).Should().Be(Status.Success); | ||
| region.IntersectRectangle(rect_init).Should().Be(Status.Success); | ||
| region.UnionRectangle(rect_init).Should().Be(Status.Success); | ||
| region.SubtractRectangle(rect_init).Should().Be(Status.Success); | ||
| region.XorRectangle(rect_init).Should().Be(Status.Success); | ||
| } | ||
| } | ||
| } |