public void BasicWithDownScaleReturnsDownScaledSize()
{
var info = new SharedImageInfo();
info.Filename = "images/camera.png";
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 0.5m);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(896, resultImage.Width);
Assert.Equal(896, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.White, pixmap.GetPixelColor(175, 175));
}
public void BasicNoScaleNoResizeReturnsOriginalSize()
{
var info = new SharedImageInfo();
info.Filename = "images/camera.png";
info.Resize = false;
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 1);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(1792, resultImage.Width);
Assert.Equal(1792, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.White, pixmap.GetPixelColor(350, 350));
}
public void ColorizedWithNamedReturnsColored()
{
var info = new SharedImageInfo();
info.Filename = "images/camera.png";
info.TintColor = Color.FromName("Red");
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 1);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(1792, resultImage.Width);
Assert.Equal(1792, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.Red, pixmap.GetPixelColor(350, 350));
}
public void BasicWithColorsKeepsColors()
{
var info = new SharedImageInfo();
info.Filename = "images/camera_color.png";
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 1);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(256, resultImage.Width);
Assert.Equal(256, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.Red, pixmap.GetPixelColor(37, 137));
Assert.Equal(SKColors.Lime, pixmap.GetPixelColor(81, 137));
Assert.Equal(SKColors.Blue, pixmap.GetPixelColor(125, 137));
}
public void ColorizedWithAlphaWithColorsReplacesColors()
{
var info = new SharedImageInfo();
info.Filename = "images/camera_color.png";
info.TintColor = Color.FromArgb(127, Color.Red);
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 1);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(256, resultImage.Width);
Assert.Equal(256, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.Red.WithAlpha(127), pixmap.GetPixelColor(37, 137));
Assert.Equal(SKColors.Red.WithAlpha(127), pixmap.GetPixelColor(81, 137));
Assert.Equal(SKColors.Red.WithAlpha(127), pixmap.GetPixelColor(125, 137));
}
public void WithBaseSizeResizes()
{
var info = new SharedImageInfo();
info.Filename = "images/camera_color.png";
info.BaseSize = new Size(512, 512);
var tools = new SkiaSharpBitmapTools(info, Logger);
var dpiPath = new DpiPath("", 1);
tools.Resize(dpiPath, DestinationFilename);
using var resultImage = SKBitmap.Decode(DestinationFilename);
Assert.Equal(512, resultImage.Width);
Assert.Equal(512, resultImage.Height);
using var pixmap = resultImage.PeekPixels();
Assert.Equal(SKColors.Empty, pixmap.GetPixelColor(10, 10));
Assert.Equal(SKColors.Red, pixmap.GetPixelColor(74, 274));
Assert.Equal(SKColors.Lime, pixmap.GetPixelColor(162, 274));
Assert.Equal(SKColors.Blue, pixmap.GetPixelColor(250, 274));
}
