public void SaveUsesInitialFormatWhenNoFormatIsSpecified()
{
// Arrange
string savePath = @"x:\some-dir\image.png";
MemoryStream stream = null;
Action <string, byte[]> saveAction = (path, content) =>
{
stream = new MemoryStream(content);
};
var image = new WebImage(_PngImageBytes);
// Act
image.FlipVertical().FlipHorizontal();
// Assert
image.Save(
GetContext(),
saveAction,
savePath,
imageFormat: null,
forceWellKnownExtension: true
);
using (Image savedImage = Image.FromStream(stream))
{
Assert.Equal(savedImage.RawFormat, ImageFormat.Png);
}
}
public ActionResult GetImage(ImageAction imageaction)
{
WebImage image = new WebImage(Server.MapPath("~/images/twmvclogo.png"));
switch (imageaction)
{
case ImageAction.Resize:
image = image.Resize(100, 100);
break;
case ImageAction.Flip:
image = image.FlipVertical();
break;
case ImageAction.Watermark:
image = image.AddTextWatermark("TW MVC");
break;
case ImageAction.Crop:
image = image.Crop(50, 50, 50, 50);
break;
default:
throw new ArgumentException("尚未實作");
}
return(File(image.GetBytes(), "image/png"));
}
public void GetImage(string horizontalFlip = "", string verticalFlip = "",
string rotateLeft = "", string rotateRight = "")
{
var imagePath = Server.MapPath("~/images/bunny-peanuts.jpg");
var image = new WebImage(imagePath);
if (!string.IsNullOrWhiteSpace(verticalFlip))
{
image = image.FlipVertical();
}
if (!string.IsNullOrWhiteSpace(horizontalFlip))
{
image = image.FlipHorizontal();
}
if (!string.IsNullOrWhiteSpace(rotateLeft))
{
image = image.RotateLeft();
}
if (!string.IsNullOrWhiteSpace(rotateRight))
{
image = image.RotateRight();
}
image.Write();
}
public void FlipVerticalReturnsFlippedImage()
{
WebImage image = new WebImage(_PngImageBytes);
image.FlipVertical();
Assert.Equal(160, image.Width);
Assert.Equal(152, image.Height);
}
public void Process(string p)
{
WebImage image = new WebImage(this.ImagePath);
switch (p)
{
case "Original":
break;
case "RotateLeft":
image.RotateLeft();
break;
case "RotateRight":
image.RotateRight();
break;
case "FlipHorizontal":
image.FlipHorizontal();
break;
case "FlipVertical":
image.FlipVertical();
break;
case "Resize":
image.Resize(image.Width / 2, image.Height / 2, preserveAspectRatio: true);
break;
case "AddTextWatermark":
image.AddTextWatermark("Elif Furuncu", fontColor: "Red", fontSize: 14, horizontalAlign: "Center", verticalAlign: "Bottom");
break;
case "AddImageWatermark":
WebImage watermark = new WebImage(this.ImagePath);
watermark.Resize(50, 50);
watermark = watermark.Save(Server.MapPath("~/images/watermark.jpeg"), imageFormat: "jpeg");
image.AddImageWatermark(watermark.FileName, 50, 50, verticalAlign: "Top", horizontalAlign: "Right", opacity: 75);
break;
case "Crop":
image.Crop(0, 0, 100, 100);
break;
default:
break;
}
string savePath = Server.MapPath("~/images/last.jpeg");
WebImage savedImage = image.Save(savePath, imageFormat: "jpeg");
image.Write();
}
public void FlipVerticalReturnsFlippedImage()
{
WebImage image = new WebImage(_PngImageBytes);
image.FlipVertical();
Assert.Equal(160, image.Width);
Assert.Equal(152, image.Height);
}
public void SaveUsesInitialFormatWhenNoFormatIsSpecified()
{
// Arrange
string savePath = @"x:\some-dir\image.png";
MemoryStream stream = null;
Action<string, byte[]> saveAction = (path, content) => { stream = new MemoryStream(content); };
var image = new WebImage(_PngImageBytes);
// Act
image.FlipVertical().FlipHorizontal();
// Assert
image.Save(GetContext(), saveAction, savePath, imageFormat: null, forceWellKnownExtension: true);
using (Image savedImage = Image.FromStream(stream))
{
Assert.Equal(savedImage.RawFormat, ImageFormat.Png);
}
}
