/// <summary>
/// Draws zig zags to check clipping.
/// </summary>
/// <param name="canvas">The line canvas.</param>
internal static void RunZigZagTests(SKCanvas canvas)
{
var colorData = BuildColor(148, 131, 72);
var solidLinePaint = SKPaintHelper.CreateLinePaint(3, colorData, LineType.Solid);
var dashedLinePaint = SKPaintHelper.CreateLinePaint(3, colorData, LineType.Dashed);
var dottedLinePaint = SKPaintHelper.CreateLinePaint(3, colorData, LineType.Dotted);
var points = BuildVerticalZigZag(-20, 20, -20, 520, 15);
canvas.DrawLineThroughPoints(points, solidLinePaint);
points = BuildVerticalZigZag(270, 330, -20, 520, 25);
canvas.DrawLineThroughPoints(points, dashedLinePaint);
points = BuildVerticalZigZag(550, 650, -20, 520, 40);
canvas.DrawLineThroughPoints(points, dottedLinePaint);
}
/// <summary>
/// The run tests.
/// </summary>
/// <param name="canvas">The canvas.</param>
internal static void RunTests(SKCanvas canvas)
{
var colorData = BuildColor(255, 28, 255);
var solidLinePaint = SKPaintHelper.CreateLinePaint(1, colorData, LineType.Solid);
var dashedLinePaint = SKPaintHelper.CreateLinePaint(1, colorData, LineType.Dashed);
var dottedLinePaint = SKPaintHelper.CreateLinePaint(1, colorData, LineType.Dotted);
canvas.DrawHorizontalLine(new Point(10, 10), new Point(210, 15), solidLinePaint);
canvas.DrawHorizontalLine(new Point(10, 30), new Point(210, 35), dashedLinePaint);
canvas.DrawHorizontalLine(new Point(10, 50), new Point(210, 55), dottedLinePaint);
colorData = BuildColor(0, 0, 255);
canvas.DrawHorizontalLine(new Point(150, 290), new Point(440, 296), dashedLinePaint);
canvas.DrawHorizontalLine(new Point(150, 300), new Point(440, 306), dottedLinePaint);
colorData = BuildColor(255, 0, 0);
canvas.DrawVerticalLine(new Point(550, 90), new Point(556, 380), dashedLinePaint);
canvas.DrawVerticalLine(new Point(560, 90), new Point(566, 380), dottedLinePaint);
colorData = BuildColor(155, 155, 255);
canvas.DrawVerticalLine(new Point(310, 10), new Point(315, 210), solidLinePaint);
canvas.DrawVerticalLine(new Point(330, 10), new Point(335, 210), dashedLinePaint);
canvas.DrawVerticalLine(new Point(350, 10), new Point(355, 210), dottedLinePaint);
colorData = BuildColor(255, 155, 155);
solidLinePaint = SKPaintHelper.CreateLinePaint(5, colorData, LineType.Solid);
dashedLinePaint = SKPaintHelper.CreateLinePaint(5, colorData, LineType.Dashed);
dottedLinePaint = SKPaintHelper.CreateLinePaint(5, colorData, LineType.Dotted);
var points = new[] { new Point(10, 100), new Point(210, 100), new Point(210, 130), new Point(10, 130), new Point(10, 160), new Point(210, 160) };
canvas.DrawLineThroughPoints(points, solidLinePaint);
points = new[] { new Point(10, 250), new Point(210, 250), new Point(210, 280), new Point(10, 280), new Point(10, 310), new Point(210, 310) };
canvas.DrawLineThroughPoints(points, dashedLinePaint);
points = new[] { new Point(260, 250), new Point(460, 250), new Point(460, 280), new Point(260, 280), new Point(260, 310), new Point(460, 310) };
canvas.DrawLineThroughPoints(points, dottedLinePaint);
colorData = BuildColor(0, 127, 127);
solidLinePaint = SKPaintHelper.CreateLinePaint(2, colorData, LineType.Solid);
dashedLinePaint = SKPaintHelper.CreateLinePaint(2, colorData, LineType.Dashed);
dottedLinePaint = SKPaintHelper.CreateLinePaint(2, colorData, LineType.Dotted);
points = new[] { new Point(40, -10), new Point(40, 70), new Point(590, 70), new Point(590, 490), new Point(610, 490) };
canvas.DrawLineThroughPoints(points, solidLinePaint);
points = new[] { new Point(50, -20), new Point(50, 80), new Point(580, 80), new Point(580, 480), new Point(610, 480) };
canvas.DrawLineThroughPoints(points, dashedLinePaint);
points = new[] { new Point(60, -30), new Point(60, 90), new Point(570, 90), new Point(570, 470), new Point(610, 470) };
canvas.DrawLineThroughPoints(points, dottedLinePaint);
var lineHeight = 20;
var lineWidth = 250;
for (var i = lineHeight; i < 400; i += lineHeight)
{
canvas.DrawText("Text is also part of performance", new Rect(40, i, lineWidth, lineHeight),
Colors.DarkGreen, 14f);
}
}
