Added more drawing tests

Testing/Tests/DrawingTests.cs

@@ -74,6 +74,25 @@ namespace Xwt
 			CheckImage ("Line.png");
 		}
 
+		[Test]
+		public void LineWidth ()
+		{
+			InitBlank ();
+			context.MoveTo (10, 20.5);
+			context.LineTo (40, 20.5);
+			context.SetLineWidth (1);
+			context.Stroke ();
+			context.MoveTo (10, 25);
+			context.LineTo (40, 25);
+			context.SetLineWidth (2);
+			context.Stroke ();
+			context.MoveTo (10, 30);
+			context.LineTo (40, 30);
+			context.SetLineWidth (4);
+			context.Stroke ();
+			CheckImage ("LineWidth.png");
+		}
+		
 		[Test]
 		public void Rectangle ()
 		{
@@ -83,6 +102,147 @@ namespace Xwt
 			CheckImage ("Rectangle.png");
 		}
 		
+		[Test]
+		public void RectangleFill ()
+		{
+			InitBlank ();
+			context.Rectangle (1, 1, 20, 20);
+			context.SetColor (Colors.Blue);
+			context.Fill ();
+			CheckImage ("RectangleFill.png");
+		}
+		
+		[Test]
+		public void FillPreserve ()
+		{
+			InitBlank ();
+			context.Rectangle (1, 1, 20, 20);
+			context.SetColor (Colors.Yellow);
+			context.FillPreserve ();
+			context.SetColor (Colors.Blue);
+			context.SetLineWidth (2);
+			context.Stroke ();
+			CheckImage ("FillPreserve.png");
+		}
+		
+		[Test]
+		public void StrokePreserve ()
+		{
+			InitBlank ();
+			context.MoveTo (10, 25);
+			context.LineTo (40, 25);
+			context.SetColor (Colors.Blue);
+			context.SetLineWidth (10);
+			context.StrokePreserve ();
+			context.SetLineWidth (5);
+			context.SetColor (Colors.Yellow);
+			context.Stroke ();
+			CheckImage ("StrokePreserve.png");
+		}
+
+		[Test]
+		public void Arc ()
+		{
+			InitBlank ();
+			context.Arc (25, 25, 20, 0, 90);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("Arc.png");
+		}
+		
+		[Test]
+		public void ArcStartingNegative ()
+		{
+			InitBlank ();
+			context.Arc (25, 25, 20, -45, 45);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("ArcStartingNegative.png");
+		}
+		
+		[Test]
+		public void ArcSwappedAngles ()
+		{
+			InitBlank ();
+			context.Arc (25, 25, 20, 300, 0);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("ArcSwappedAngles.png");
+		}
+		
+		[Test]
+		public void ArcMultipleLoops ()
+		{
+			InitBlank ();
+			context.Arc (25, 25, 20, 0, 360 + 180);
+			context.SetColor (Colors.Black.WithAlpha (0.5));
+			context.SetLineWidth (5);
+			context.Stroke ();
+			CheckImage ("ArcMultipleLoops.png");
+		}
+
+		[Test]
+		public void ArcFill ()
+		{
+			InitBlank ();
+			context.Arc (25, 25, 20, 0, 135);
+			context.SetColor (Colors.Black);
+			context.Fill ();
+			CheckImage ("ArcFill.png");
+		}
+		
+		[Test]
+		public void ArcNegative ()
+		{
+			InitBlank ();
+			context.ArcNegative (25, 25, 20, 0, 90);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("ArcNegative.png");
+		}
+		
+		[Test]
+		public void ArcNegativeStartingNegative ()
+		{
+			InitBlank ();
+			context.ArcNegative (25, 25, 20, -45, 45);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("ArcNegativeStartingNegative.png");
+		}
+		
+		[Test]
+		public void ArcNegativeSwappedAngles ()
+		{
+			InitBlank ();
+			context.ArcNegative (25, 25, 20, 300, 0);
+			context.SetColor (Colors.Black);
+			context.Stroke ();
+			CheckImage ("ArcNegativeSwappedAngles.png");
+		}
+		
+		[Test]
+		public void ArcNegativeMultipleLoops ()
+		{
+			InitBlank ();
+			context.ArcNegative (25, 25, 20, 0, 360 + 180);
+			context.SetColor (Colors.Black.WithAlpha (0.5));
+			context.SetLineWidth (5);
+			context.Stroke ();
+			CheckImage ("ArcNegativeMultipleLoops.png");
+		}
+		
+		[Test]
+		public void ArcNegativeFill ()
+		{
+			InitBlank ();
+			context.ArcNegative (25, 25, 20, 0, 135);
+			context.SetColor (Colors.Black);
+			context.Fill ();
+			CheckImage ("ArcNegativeFill.png");
+		}
+
+
 		[Test]
 		public void ImagePattern ()
 		{
@@ -105,6 +265,89 @@ namespace Xwt
 			context.Fill ();
 			CheckImage ("ImagePatternWithTranslateTransform.png");
 		}
+		
+		void DrawSimplePattern ()
+		{
+			context.Rectangle (0, 0, 20, 20);
+			context.SetColor (Colors.Red);
+			context.Fill ();
+			context.Rectangle (20, 0, 20, 20);
+			context.SetColor (Colors.Blue);
+			context.Fill ();
+			context.Rectangle (0, 20, 20, 20);
+			context.SetColor (Colors.Green);
+			context.Fill ();
+			context.Rectangle (20, 20, 20, 20);
+			context.SetColor (Colors.Yellow);
+			context.Fill ();
+		}
+
+		[Test]
+		public void Clip ()
+		{
+			InitBlank ();
+
+			context.Rectangle (15, 15, 20, 20);
+			context.Clip ();
+			DrawSimplePattern ();
+
+			CheckImage ("Clip.png");
+		}
+		
+		[Test]
+		public void ClipAccumulated ()
+		{
+			InitBlank ();
+			
+			context.Rectangle (15, 15, 20, 20);
+			context.Clip ();
+			context.Rectangle (0, 0, 20, 20);
+			context.Clip ();
+			DrawSimplePattern ();
+			
+			CheckImage ("ClipAccumulated.png");
+		}
+		
+		[Test]
+		public void ClipPreserve ()
+		{
+			InitBlank ();
+			
+			DrawSimplePattern ();
+			context.Rectangle (15, 15, 20, 20);
+			context.ClipPreserve ();
+			context.SetColor (Colors.Violet);
+			context.Fill ();
+
+			CheckImage ("ClipPreserve.png");
+		}
+		
+		[Test]
+		public void ClipSaveRestore ()
+		{
+			InitBlank ();
+			context.Rectangle (15, 15, 20, 20);
+			context.Clip ();
+			context.Save ();
+			context.Rectangle (0, 0, 20, 20);
+			context.Clip ();
+			context.Restore ();
+			DrawSimplePattern ();
+			CheckImage ("ClipSaveRestore.png");
+		}
+		
+		[Test]
+		public void NewPath ()
+		{
+			InitBlank ();
+			context.MoveTo (1, 1.5);
+			context.LineTo (20, 1.5);
+			context.NewPath ();
+			context.MoveTo (0, 0);
+			context.LineTo (20, 20);
+			context.Stroke ();
+			CheckImage ("NewPath.png");
+		}
 	}
 }
 

Testing/Tests/Tests.csproj

@@ -94,6 +94,63 @@
     <EmbeddedResource Include="ReferenceImages\ImagePatternWithTranslateTransform.png">
       <LogicalName>ImagePatternWithTranslateTransform.png</LogicalName>
     </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\Clip.png">
+      <LogicalName>Clip.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ClipAccumulated.png">
+      <LogicalName>ClipAccumulated.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ClipPreserve.png">
+      <LogicalName>ClipPreserve.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ClipSaveRestore.png">
+      <LogicalName>ClipSaveRestore.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcMultipleLoops.png">
+      <LogicalName>ArcMultipleLoops.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcStartingNegative.png">
+      <LogicalName>ArcStartingNegative.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcSwappedAngles.png">
+      <LogicalName>ArcSwappedAngles.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\RectangleFill.png">
+      <LogicalName>RectangleFill.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcFill.png">
+      <LogicalName>ArcFill.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcNegative.png">
+      <LogicalName>ArcNegative.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\Arc.png">
+      <LogicalName>Arc.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcNegativeFill.png">
+      <LogicalName>ArcNegativeFill.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcNegativeMultipleLoops.png">
+      <LogicalName>ArcNegativeMultipleLoops.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcNegativeStartingNegative.png">
+      <LogicalName>ArcNegativeStartingNegative.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\ArcNegativeSwappedAngles.png">
+      <LogicalName>ArcNegativeSwappedAngles.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\FillPreserve.png">
+      <LogicalName>FillPreserve.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\NewPath.png">
+      <LogicalName>NewPath.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\StrokePreserve.png">
+      <LogicalName>StrokePreserve.png</LogicalName>
+    </EmbeddedResource>
+    <EmbeddedResource Include="ReferenceImages\LineWidth.png">
+      <LogicalName>LineWidth.png</LogicalName>
+    </EmbeddedResource>
   </ItemGroup>
   <ProjectExtensions>
     <MonoDevelop>