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Aspose.PSD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。

Aspose.PSD for .Net更新至新版本v21.4，添加图案叠加层效果的渲染，支持使用PSD图像中的矢量路径调整形状图层的大小，修复一些Bug问题。

>>你可以点击这里下载Aspose.PSD for .NET v21.4试用体验。

具体更新内容

新功能解析

PSDNET-259——图案叠加层效果的渲染

 string sourceFile = "imageWithPattern.psd";
            string outputFile = "output.png";

            using (var image = (PsdImage)Image.Load(sourceFile, new PsdLoadOptions() { LoadEffectsResource = true }))
            {
                image.Save(outputFile, new PngOptions());
            }

PSDNET-861——添加未知的Vogk资源属性以支持使用PSD图像中的矢量路径调整形状图层的大小

// This example shows how to get and set new Transform and OriginBoxCorners properties
            // of ShapeOriginSettings in the Vogk resource of FillLayer in the PSD file
            string sourceFileName = Path.Combine("PSDNET861_1", "vectorShape_25_50.psd");
            string outputPath = Path.Combine("PSDNET861_1", "result.psd");

            VectorShapeOriginSettings originalSetting;
            const int layerIndex = 0;

            // Load the original image
            using (PsdImage image = (PsdImage)Image.Load(sourceFileName)) 
            {
                AssertIsTrue(layerIndex < image.Layers.Length);
                var layer = image.Layers[layerIndex];
                AssertIsTrue(layer is FillLayer);
                var resource = GetVogkResource((FillLayer)layer);
                AssertAreEqual(1, resource.ShapeOriginSettings.Length);

                // Assert after reading
                var setting = resource.ShapeOriginSettings[0];
                AssertAreEqual(false, setting.IsShapeInvalidatedPresent);
                AssertAreEqual(false, setting.IsOriginRadiiRectanglePresent);
                AssertAreEqual(true, setting.IsOriginIndexPresent);
                AssertAreEqual(0, setting.OriginIndex);
                AssertAreEqual(true, setting.IsOriginTypePresent);
                AssertAreEqual(5, setting.OriginType);
                AssertAreEqual(true, setting.IsOriginShapeBBoxPresent);
                AssertAreEqual(Rectangle.FromLeftTopRightBottom(3, 7, 10, 22), setting.OriginShapeBox.Bounds);
                AssertAreEqual(true, setting.IsOriginResolutionPresent);
                AssertAreEqual(300d, setting.OriginResolution);

                // Assert new properties
                AssertAreEqual(true, setting.IsTransformPresent);
                AssertAreEqual(0d, setting.Transform.Tx);
                AssertAreEqual(0d, setting.Transform.Ty);
                AssertAreEqual(0.050000000000000003d, setting.Transform.Xx);
                AssertAreEqual(0d, setting.Transform.Yx);
                AssertAreEqual(0d, setting.Transform.Xy);
                AssertAreEqual(0.1d, setting.Transform.Yy);
                AssertAreEqual(true, setting.IsOriginBoxCornersPresent);
                AssertAreEqual(2.9000000000000004d, setting.OriginBoxCorners[0]);
                AssertAreEqual(7.3000000000000007d, setting.OriginBoxCorners[1]);
                AssertAreEqual(10.450000000000001d, setting.OriginBoxCorners[2]);
                AssertAreEqual(7.3000000000000007d, setting.OriginBoxCorners[3]);
                AssertAreEqual(10.450000000000001d, setting.OriginBoxCorners[4]);
                AssertAreEqual(22.400000000000002d, setting.OriginBoxCorners[5]);
                AssertAreEqual(2.9000000000000004d, setting.OriginBoxCorners[6]);
                AssertAreEqual(22.400000000000002d, setting.OriginBoxCorners[7]);

                // Set new properties
                originalSetting = resource.ShapeOriginSettings[0];
                originalSetting.Transform.Tx = 0.2d;
                originalSetting.Transform.Ty = 0.3d;
                originalSetting.Transform.Xx = 0.4d;
                originalSetting.Transform.Xy = 0.5d;
                originalSetting.Transform.Yx = 0.6d;
                originalSetting.Transform.Yy = 0.7d;
                originalSetting.OriginBoxCorners = new double[8] { 9, 8, 7, 6, 5, 4, 3, 2 };

                // Save this PSD image with changed propeties.
                image.Save(outputPath, new PsdOptions(image));
            }

            // Load the saved PSD image with changed propeties.
            using (PsdImage image = (PsdImage)Image.Load(outputPath))
            {
                var layer = image.Layers[layerIndex];
                AssertIsTrue(layer is FillLayer);
                var resource = GetVogkResource((FillLayer)layer);
                AssertAreEqual(1, resource.ShapeOriginSettings.Length);

                // Assert that properties are saved and loaded correctly 
                var setting = resource.ShapeOriginSettings[0];
                AssertAreEqual(true, setting.IsOriginIndexPresent);
                AssertAreEqual(false, setting.IsShapeInvalidatedPresent);
                AssertAreEqual(true, setting.IsOriginResolutionPresent);
                AssertAreEqual(true, setting.IsOriginTypePresent);
                AssertAreEqual(true, setting.IsOriginShapeBBoxPresent);
                AssertAreEqual(false, setting.IsOriginRadiiRectanglePresent);
                AssertAreEqual(0, setting.OriginIndex);
                AssertAreEqual(true, setting.IsTransformPresent);
                AssertAreEqual(0.2d, setting.Transform.Tx);
                AssertAreEqual(0.3d, setting.Transform.Ty);
                AssertAreEqual(0.4d, setting.Transform.Xx);
                AssertAreEqual(0.5d, setting.Transform.Xy);
                AssertAreEqual(0.6d, setting.Transform.Yx);
                AssertAreEqual(0.7d, setting.Transform.Yy);
                AssertAreEqual(true, setting.IsOriginBoxCornersPresent);
                AssertAreEqual(originalSetting.OriginBoxCorners[0], setting.OriginBoxCorners[0]);
                AssertAreEqual(originalSetting.OriginBoxCorners[1], setting.OriginBoxCorners[1]);
                AssertAreEqual(originalSetting.OriginBoxCorners[2], setting.OriginBoxCorners[2]);
                AssertAreEqual(originalSetting.OriginBoxCorners[3], setting.OriginBoxCorners[3]);
                AssertAreEqual(originalSetting.OriginBoxCorners[4], setting.OriginBoxCorners[4]);
                AssertAreEqual(originalSetting.OriginBoxCorners[5], setting.OriginBoxCorners[5]);
                AssertAreEqual(originalSetting.OriginBoxCorners[6], setting.OriginBoxCorners[6]);
                AssertAreEqual(originalSetting.OriginBoxCorners[7], setting.OriginBoxCorners[7]);
            }

            VogkResource GetVogkResource(FillLayer layer)
            {
                if (layer == null)
                {
                    throw new PsdImageArgumentException("The parameter layer should not be null.");
                }

                VogkResource resource = null;
                var resources = layer.Resources;
                for (int i = 0; i < resources.Length; i++)
                {
                    if (resources[i] is VogkResource)
                    {
                        resource = (VogkResource)resources[i];
                        break;
                    }
                }

                if (resource == null)
                {
                    throw new PsdImageException("VogkResource not found.");
                }

                return resource;
            }

            void AssertIsTrue(bool condition)
            {
                if (!condition)
                {
                    throw new FormatException(string.Format("Expected true"));
                }
            }

            void AssertAreEqual(object actual, object expected)
            {
                if (!object.Equals(actual, expected))
                {
                    throw new FormatException(string.Format("Actual value {0} are not equal to expected {1}.", actual, expected));
                }
            }

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