彩票走势图

Aspose.PSD for .Net是高级PSD和入门级AI文件格式操作API，允许创建和编辑Photoshop文件，并提供更新图层属性，添加水印，执行图形操作或将一种文件格式转换为另一种文件的功能，没有任何Adobe Photoshop或Adobe Illustrator依赖项。

令人兴奋的是，.NET版Aspose.PSD迎来了v20.7的最新更新！新增了如下两大新功能和1个增强：

• 支持LnkE资源
• 支持britResource（亮度/对比度调整层资源）
• 尝试打开不支持的格式作为图像时更改异常消息

>>你可以点击这里下载Aspose.PSD for .NET v20.7测试体验

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具体更新内容

PSDNET-392-支持lnk2 / lnk3资源（智能对象层资源）

void AssertAreEqual(object expected, object actual)
 {
     if (!object.Equals(actual, expected))
     {
         throw new FormatException(string.Format("Actual value {0} are not equal to expected {1}.", actual, expected));
     }
 }
 
 object[] Lnk2ResourceSupportCases = new object[]
 {
     new object[]
     {
         "00af34a0-a90b-674d-a821-73ee508c5479",
         "rgb8_2x2.png",
         "png",
         string.Empty,
         0x53,
         0d,
         string.Empty,
         7,
         true,
         0x124L,
         0x74cL
     }
 };
 
 object[] LayeredLnk2ResourceSupportCases = new object[]
 {
     new object[]
     {
         "69ac1c0d-1b74-fd49-9c7e-34a7aa6299ef",
         "huset.jpg",
         "JPEG",
         string.Empty,
         0x9d46,
         0d,
         "xmp.did:0F94B342065B11E395B1FD506DED6B07",
         7,
         true,
         0x9E60L,
         0xc60cL
     },
     new object[]
     {
         "5a7d1965-0eae-b24e-a82f-98c7646424c2",
         "panama-papers.jpg",
         "JPEG",
         string.Empty,
         0xF56B,
         0d,
         "xmp.did:BDE940CBF51B11E59D759CDA690663E3",
         7,
         true,
         0xF694L,
         0x10dd4L
     },
 };
 
 object[] LayeredLnk3ResourceSupportCases = new object[]
 {
     new object[]
     {
         "2fd7ba52-0221-de4c-bdc4-1210580c6caa",
         "panama-papers.jpg",
         "JPEG",
         string.Empty,
         0xF56B,
         0d,
         "xmp.did:BDE940CBF51B11E59D759CDA690663E3",
         7,
         true,
         0xF694l,
         0x10dd4L
     },
     new object[]
     {
         "372d52eb-5825-8743-81a7-b6f32d51323d",
         "huset.jpg",
         "JPEG",
         string.Empty,
         0x9d46,
         0d,
         "xmp.did:0F94B342065B11E395B1FD506DED6B07",
         7,
         true,
         0x9E60L,
         0xc60cL
     },
 };
 
 var basePath = @"PSDNET392_1\";
 const string Output = "Output\\";
 
 // Saves the data of a smart object in PSD file to a file.
 void SaveSmartObjectData(string prefix, string fileName, byte[] data)
 {
     var filePath = basePath + prefix + "_"  + fileName;
 
     using (var container = FileStreamContainer.CreateFileStream(filePath, false))
     {
         container.Write(data);
     }
 }
 
 // Loads the new data for a smart object in PSD file.
 byte[] LoadNewData(string fileName)
 {
     using (var container = FileStreamContainer.OpenFileStream(basePath + fileName))
     {
         return container.ToBytes();
     }
 }
  
 // Gets and sets properties of the PSD Lnk2 / Lnk3 Resource and its liFD data sources in PSD image
 void ExampleOfLnk2ResourceSupport(
     string fileName,
     int dataSourceCount,
     int length,
     int newLength,
     object[] dataSourceExpectedValues)
 {
     using (PsdImage image = (PsdImage)Image.Load(basePath + fileName))
     {
         Lnk2Resource lnk2Resource = null;
         foreach (var resource in image.GlobalLayerResources)
         {
             lnk2Resource = resource as Lnk2Resource;
             if (lnk2Resource != null)
             {
                 AssertAreEqual(lnk2Resource.DataSourceCount, dataSourceCount);
                 AssertAreEqual(lnk2Resource.Length, length);
                 AssertAreEqual(lnk2Resource.IsEmpty, false);
 
                 for (int i = 0; i < lnk2Resource.DataSourceCount; i++) { LiFdDataSource lifdSource = lnk2Resource[i]; object[] expected = (object[])dataSourceExpectedValues[i]; AssertAreEqual(LinkDataSourceType.liFD, lifdSource.Type); AssertAreEqual(new Guid((string)expected[0]), lifdSource.UniqueId); AssertAreEqual(expected[1], lifdSource.OriginalFileName); AssertAreEqual(expected[2], lifdSource.FileType.TrimEnd(' ')); AssertAreEqual(expected[3], lifdSource.FileCreator.TrimEnd(' ')); AssertAreEqual(expected[4], lifdSource.Data.Length); AssertAreEqual(expected[5], lifdSource.AssetModTime); AssertAreEqual(expected[6], lifdSource.ChildDocId); AssertAreEqual(expected[7], lifdSource.Version); AssertAreEqual((bool)expected[8], lifdSource.HasFileOpenDescriptor); AssertAreEqual(expected[9], lifdSource.Length); if (lifdSource.HasFileOpenDescriptor) { AssertAreEqual(-1, lifdSource.CompId); AssertAreEqual(-1, lifdSource.OriginalCompId); lifdSource.CompId = int.MaxValue; } SaveSmartObjectData( Output + fileName, lifdSource.OriginalFileName, lifdSource.Data); lifdSource.Data = LoadNewData("new_" + lifdSource.OriginalFileName); AssertAreEqual(expected[10], lifdSource.Length); lifdSource.ChildDocId = Guid.NewGuid().ToString(); lifdSource.AssetModTime = double.MaxValue; lifdSource.FileType = "test"; lifdSource.FileCreator = "me"; } AssertAreEqual(newLength, lnk2Resource.Length); break; } } AssertAreEqual(true, lnk2Resource != null); if (image.BitsPerChannel < 32) // 32 bit per channel saving is not supported yet { image.Save(basePath + Output + fileName, new PsdOptions(image)); } } } // This example demonstrates how to get and set properties of the PSD Lnk2 Resource and its liFD data sources for 8 bit per channel. ExampleOfLnk2ResourceSupport("rgb8_2x2_embedded_png.psd", 1, 0x12C, 0x0000079c, Lnk2ResourceSupportCases); // This example demonstrates how to get and set properties of the PSD Lnk3 Resource and its liFD data sources for 32 bit per channel. ExampleOfLnk2ResourceSupport("Layered PSD file smart objects.psd", 2, 0x19504, 0x0001d3e0, LayeredLnk3ResourceSupportCases); // This example demonstrates how to get and set properties of the PSD Lnk2 Resource and its liFD data sources for 16 bit per channel. ExampleOfLnk2ResourceSupport("LayeredSmartObjects16bit.psd", 2, 0x19504, 0x0001d3e0, LayeredLnk2ResourceSupportCases);

PSDNET-673-支持在运行时添加笔画效果

string srcFile = "StrokeEffectsSource.psd";
string outputFilePng = "output.png";
 
using (var psdImage = (PsdImage)Image.Load(srcFile, new PsdLoadOptions() { LoadEffectsResource = true }))
{
    StrokeEffect strokeEffect;
    IColorFillSettings colorFillSettings;
    IGradientFillSettings gradientFillSettings;
    IPatternFillSettings patternFillSettings;
 
    // 1. Adds Color fill, at position Inside
    strokeEffect = psdImage.Layers[1].BlendingOptions.AddStroke(FillType.Color);
    strokeEffect.Size = 7;
    strokeEffect.Position = StrokePosition.Inside;
    colorFillSettings = strokeEffect.FillSettings as IColorFillSettings;
    colorFillSettings.Color = Color.Green;
 
    // 2. Adds Color fill, at position Outside
    strokeEffect = psdImage.Layers[2].BlendingOptions.AddStroke(FillType.Color);
    strokeEffect.Size = 7;
    strokeEffect.Position = StrokePosition.Outside;
    colorFillSettings = strokeEffect.FillSettings as IColorFillSettings;
    colorFillSettings.Color = Color.Green;
 
    // 3. Adds Color fill, at position Center
    strokeEffect = psdImage.Layers[3].BlendingOptions.AddStroke(FillType.Color);
    strokeEffect.Size = 7;
    strokeEffect.Position = StrokePosition.Center;
    colorFillSettings = strokeEffect.FillSettings as IColorFillSettings;
    colorFillSettings.Color = Color.Green;
 
    // 4. Adds Gradient fill, at position Inside
    strokeEffect = psdImage.Layers[4].BlendingOptions.AddStroke(FillType.Gradient);
    strokeEffect.Size = 5;
    strokeEffect.Position = StrokePosition.Inside;
    gradientFillSettings = strokeEffect.FillSettings as IGradientFillSettings;
    gradientFillSettings.AlignWithLayer = false;
    gradientFillSettings.Angle = 90;
 
    // 5. Adds Gradient fill, at position Outside
    strokeEffect = psdImage.Layers[5].BlendingOptions.AddStroke(FillType.Gradient);
    strokeEffect.Size = 5;
    strokeEffect.Position = StrokePosition.Outside;
    gradientFillSettings = strokeEffect.FillSettings as IGradientFillSettings;
    gradientFillSettings.AlignWithLayer = true;
    gradientFillSettings.Angle = 90;
 
    // 6. Adds Gradient fill, at position Center
    strokeEffect = psdImage.Layers[6].BlendingOptions.AddStroke(FillType.Gradient);
    strokeEffect.Size = 5;
    strokeEffect.Position = StrokePosition.Center;
    gradientFillSettings = strokeEffect.FillSettings as IGradientFillSettings;
    gradientFillSettings.AlignWithLayer = true;
    gradientFillSettings.Angle = 0;
 
    // 7. Adds Pattern fill, at position Inside
    strokeEffect = psdImage.Layers[7].BlendingOptions.AddStroke(FillType.Pattern);
    strokeEffect.Size = 5;
    strokeEffect.Position = StrokePosition.Inside;
    patternFillSettings = strokeEffect.FillSettings as IPatternFillSettings;
    patternFillSettings.Scale = 200;
 
    // 8. Adds Pattern fill, at position Outside
    strokeEffect = psdImage.Layers[8].BlendingOptions.AddStroke(FillType.Pattern);
    strokeEffect.Size = 10;
    strokeEffect.Position = StrokePosition.Outside;
    patternFillSettings = strokeEffect.FillSettings as IPatternFillSettings;
    patternFillSettings.Scale = 100;
 
    // 9. Adds Pattern fill, at position Center
    strokeEffect = psdImage.Layers[9].BlendingOptions.AddStroke(FillType.Pattern);
    strokeEffect.Size = 10;
    strokeEffect.Position = StrokePosition.Center;
    patternFillSettings = strokeEffect.FillSettings as IPatternFillSettings;
    patternFillSettings.Scale = 75;
 
    psdImage.Save(outputFilePng, new PngOptions());
}

PSDNET-629-尝试打开不支持的格式作为图像时，出现“更改异常消息”

var filesList = new string[]
 {
     "BmpExample.bmp",
     "GifExample.gif",
     "Jpeg2000Example.jpf",
     "JpegExample.jpg",
     "PngExample.png",
     "TiffExample.tif",
  };
 
 var expectedExceptionMessage = @"Cannot open an image. The image file format may be not supported at the moment or cannot be opened in such way. If you try to add Layer, please Open File as a Stream and use AddLayer method instead. Check the documentation //docs.aspose.com/display/psdnet/Add+Layer+to+PSD";
 
 foreach (var filePath in filesList)
 {
     try
     {
         using (var image = Image.Load(filePath))
         {
         }
     }
     catch (Exception e)
     {
         if (e.InnerException == null ||
             !string.Equals(e.InnerException.Message, expectedExceptionMessage, StringComparison.InvariantCultureIgnoreCase))
         {
             throw e;
         }
     }
 }