public void CanCreateClassAdapterForModernGraphicRendererAndDrawLineWithColor()
{
var writer = new StringWriter();
var adapter = new MGRendererClassAdapter(writer);
var startX = 1;
var startY = 1;
var endX = 10;
var endY = 20;
var testColor = Color.Coral;
adapter.BeginDraw();
adapter.SetColor((uint)testColor.ToArgb());
adapter.MoveTo(startX, startY);
adapter.LineTo(endX, endY);
adapter.EndDraw();
var testString = new StringWriter();
testString.WriteLine("<draw>");
testString.WriteLine($"<line fromX={startX} fromY={startY} toX={endX} toY={endY}>");
testString.WriteLine($"<color r={testColor.R} g={testColor.G} b={testColor.B} a={testColor.A} />");
testString.WriteLine($"</line>");
testString.WriteLine("</draw>");
Assert.AreEqual(testString.ToString(), writer.ToString());
}
public void CanThrowExceptionIfCallLineToWithoutBeginDrawMethod()
{
var writer = new StringWriter();
var adapter = new MGRendererClassAdapter(writer);
var x = 10;
var y = 20;
Assert.ThrowsException <LogicErrorException>(() => adapter.LineTo(x, y));
}
private void PaintPictureOnMGRendererClassAdapter()
{
var adapter = new MGRendererClassAdapter(Console.Out);
var painter = new CanvasPainter(adapter);
try
{
adapter.BeginDraw();
PaintPicture(painter);
adapter.EndDraw();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
public void CanCreateClassAdapterForModernGraphicRendererAndDrawLineFromStartPosition()
{
var writer = new StringWriter();
var adapter = new MGRendererClassAdapter(writer);
var x = 10;
var y = 20;
adapter.BeginDraw();
adapter.LineTo(x, y);
adapter.EndDraw();
var testString = new StringWriter();
testString.WriteLine("<draw>");
testString.WriteLine($"<line fromX={0} fromY={0} toX={x} toY={y}/>");
testString.WriteLine("</draw>");
Assert.AreEqual(testString.ToString(), writer.ToString());
}
public void CanCreateClassAdapterForModernGraphicRendererAndDrawLineFromStartPositionWithDefaultColor()
{
var writer = new StringWriter();
var adapter = new MGRendererClassAdapter(writer);
var x = 10;
var y = 20;
adapter.BeginDraw();
adapter.LineTo(x, y);
adapter.EndDraw();
var testColor = Color.Black;
var testString = new StringWriter();
testString.WriteLine("<draw>");
testString.WriteLine($"<line fromX={0} fromY={0} toX={x} toY={y}>");
testString.WriteLine($"<color r={testColor.R} g={testColor.G} b={testColor.B} a={testColor.A} />");
testString.WriteLine($"</line>");
testString.WriteLine("</draw>");
Assert.AreEqual(testString.ToString(), writer.ToString());
}
public void CanCreateClassAdapterForModernGraphicRendererAndDrawLine()
{
var writer = new StringWriter();
var adapter = new MGRendererClassAdapter(writer);
var startX = 1;
var startY = 1;
var endX = 10;
var endY = 20;
adapter.BeginDraw();
adapter.MoveTo(startX, startY);
adapter.LineTo(endX, endY);
adapter.EndDraw();
var testString = new StringWriter();
testString.WriteLine("<draw>");
testString.WriteLine($"<line fromX={startX} fromY={startY} toX={endX} toY={endY}/>");
testString.WriteLine("</draw>");
Assert.AreEqual(testString.ToString(), writer.ToString());
}
