public void TextConstraintsMetWithScalingEnabled(int width, int height, string text)
{
var originalFont = MemeFonts.GetDefaultFont();
var renderer = new TextInputRenderer(originalFont, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, false);
renderer.GetAdjustedFont(width, height, text);
}
public void ImpossibleTextConstraintsThrowsArgumentException(int width, int height, string text)
{
var originalFont = MemeFonts.GetDefaultFont();
var renderer = new TextInputRenderer(originalFont, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, false);
Assert.Throws <ArgumentException>(() => renderer.GetAdjustedFont(width, height, text));
}
public void TextRenderingWithinBoundaries(int width, int height, string text)
{
var margin = 20;
using (var canvas = new Image <Rgba32>(width + 2 * margin, height + 2 * margin))
{
var font = MemeFonts.GetDefaultFont();
var renderer = new TextInputRenderer(font, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, false);
var renderArea = new Rectangle(margin, margin, width, height);
canvas.Mutate(ctx =>
{
ctx.Fill(Rgba32.AliceBlue);
renderer.Render(ctx, renderArea, text);
});
for (var y = 0; y < canvas.Height; y++)
{
for (var x = 0; x < margin; x++)
{
Assert.True(canvas[x, y] == Rgba32.AliceBlue, $"Text was rendered outside the drawing canvas at ({x}, {y})");
}
if (y < margin || y >= canvas.Height - margin)
{
for (var x = margin; x < canvas.Width - margin; x++)
{
Assert.True(canvas[x, y] == Rgba32.AliceBlue, $"Text was rendered outside the drawing canvas at ({x}, {y})");
}
}
for (var x = canvas.Width - margin; x < canvas.Width; x++)
{
Assert.True(canvas[x, y] == Rgba32.AliceBlue, $"Text was rendered outside the drawing canvas at ({x}, {y})");
}
}
}
}
public static MemeTemplate LoadComaMemeTemplate()
{
var font = new Font(MemeFonts.GetDefaultFont(), 36);
var textRenderer = new TextInputRenderer(font, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, true);
var nurseText = new InputFieldBuilder()
.WithName("Nurse", "Sir, you've been in a coma for...")
.WithVertices(new Point(145, 73), new Point(715, 73), new Point(145, 147), new Point(715, 147))
.WithRenderer(textRenderer)
.WithPadding(0.03)
.Build();
var patientText = new InputFieldBuilder()
.WithName("Patient response", "Oh boy, I can't wait to...")
.WithVertices(new Point(158, 150), new Point(725, 150), new Point(158, 260), new Point(725, 260))
.WithRenderer(textRenderer)
.WithPadding(0.03)
.Build();
return(new MemeTemplateBuilder("Images/MemeTemplates/Coma.jpg")
.WithName("Coma")
.WithDescription("Sir, you've been in a coma for...")
.WithInputField(nurseText)
.WithInputField(patientText)
.Build());
}
public void ScalingPerformedForLongTextWhenPreferringNoScaling(int width, int height, string text)
{
var originalFont = new Font(MemeFonts.GetDefaultFont(), 5);
var renderer = new TextInputRenderer(originalFont, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, true);
var newFont = renderer.GetAdjustedFont(width, height, text);
Assert.True(originalFont.Size > newFont.Size);
}
private static MemeTemplate GetMemeTemplate()
{
var font = MemeFonts.GetDefaultFont();
var textRenderer = new TextInputRenderer(font, Pens.Dash <Rgba32>(Rgba32.Black, 1), Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, false);
var disappointment = new InputFieldBuilder()
.WithName("Baby")
.WithVertices(new Point(115, 720), new Point(584, 720), new Point(115, 884), new Point(584, 884))
.WithRenderer(textRenderer)
.WithPadding(0.03)
.Build();
return(new MemeTemplateBuilder("TestData/Disappointment.png")
.WithName("Disappointment")
.WithDescription("Free disappointment")
.WithInputField(disappointment)
.Build());
}
public static TextInputRenderer GetDefaultTextInputRenderer()
{
var font = MemeFonts.GetDefaultFont();
return(new TextInputRenderer(font, null, Brushes.Solid(Rgba32.Black), HorizontalAlignment.Center, VerticalAlignment.Center, false));
}
