public void TestClear()
{
EllipseCanvas canvas = new EllipseCanvas();
int ellipseCount = 10;
for (int i = 0; i < ellipseCount; ++i)
{
canvas.AddEllipse(CreateEllipse(new Point(100 * i, 50 * i), 20 * i, 30 * i, "item"));
}
canvas.Clear();
Assert.IsTrue(canvas.IsEmpty());
}
public void TestAddEllipseMultiple()
{
EllipseCanvas canvas = new EllipseCanvas();
int ellipseCount = 10;
EllipseInfo newbee;
for (int i = 0; i < ellipseCount; ++i)
{
newbee = CreateEllipse(new Point(100 * i, 50 * i), 20 * i, 30 * i, "item");
canvas.AddEllipse(newbee);
Assert.IsTrue(canvas.Ellipses.Contains(newbee));
}
Assert.AreEqual(ellipseCount, canvas.Ellipses.Count);
}
public void TestAddEllipse()
{
EllipseCanvas canvas = new EllipseCanvas();
Point pos = new Point(20, 20);
double height = 10;
double width = 40;
string name = "name";
EllipseInfo ellipse = CreateEllipse(pos, width, height, name);
canvas.AddEllipse(ellipse);
EllipseInfo addedEllipse = canvas.Ellipses[0];
Assert.AreEqual(ellipse.Name, addedEllipse.Name);
Assert.AreEqual(ellipse.Height, addedEllipse.Height);
Assert.AreEqual(ellipse.Width, addedEllipse.Width);
Assert.AreEqual(ellipse.TopLeft, addedEllipse.TopLeft);
Assert.AreEqual(1, canvas.Ellipses.Count);
}
public void TestRemoveEllipse()
{
EllipseCanvas canvas = new EllipseCanvas();
int ellipseCount = 10;
for (int i = 0; i < ellipseCount; ++i)
{
canvas.AddEllipse(CreateEllipse(new Point(100 * i, 50 * i), 20 * i, 30 * i, "item"));
}
Point pos = new Point(20, 20);
double height = 10;
double width = 40;
string name = "name";
EllipseInfo ellipse = CreateEllipse(pos, width, height, name);
canvas.AddEllipse(ellipse);
canvas.RemoveEllipse(ellipse);
Assert.AreEqual(ellipseCount, canvas.Ellipses.Count);
Assert.IsFalse(canvas.Ellipses.Contains(ellipse));
}
/// <summary>
/// Initializes a new instance of the <see cref="EllipseListChangedEventArgs"/> class
/// </summary>
/// <param name="ellipse">Shape ellipse</param>
/// <param name="canvas">Canvas drawing area</param>
public EllipseListChangedEventArgs(EllipseInfo ellipse, EllipseCanvas canvas)
{
this.Ellipse = ellipse;
this.Canvas = canvas;
}
