Class SmartResourceCreator

SmartResourceCreator class

Definierar klassen SmartResourceCreator som kan skapa PlLd-, SoLd- och SoLe-resurser. Is används för att stödja smarta objektlager i Adobe® Photoshop®-bilderna.

public class SmartResourceCreator

Konstruktörer

namnBeskrivning
SmartResourceCreator()Initierar en ny instans avSmartResourceCreator class.
SmartResourceCreator(PlacedResource)Initierar en ny instans avSmartResourceCreator class med den givna mallen.
SmartResourceCreator(bool, bool)Initierar en ny instans avSmartResourceCreator class.

Metoder

namnBeskrivning
GeneratePlacedResource()Genererar den placerade resursen.
GenerateSmartEmbeddedResource()Genererar den inbäddade smarta objektresursen.
GenerateSmartExternalResource()Genererar den externa smarta objektresursen.

Exempel

Följande kod visar stödet för resurserna SoLEResource, SmartObjectResource och PlacedResource.

[C#]

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

void AssertAreEqual(object actual, object expected)
{
    var areEqual = object.Equals(actual, expected);
    if (!areEqual && actual is Array && expected is Array)
    {
        var actualArray = (Array)actual;
        var expectedArray = (Array)actual;
        if (actualArray.Length == expectedArray.Length)
        {
            for (int i = 0; i < actualArray.Length; i++)
            {
                if (!object.Equals(actualArray.GetValue(i), expectedArray.GetValue(i)))
                {
                    break;
                }
            }

            areEqual = true;
        }
    }

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

void CheckSmartObjectResourceValues(object[] expectedValue, SmartObjectResource resource)
{
    AssertAreEqual(expectedValue[0], resource.IsCustom);
    AssertAreEqual(expectedValue[2], resource.PageNumber);
    AssertAreEqual(expectedValue[3], resource.TotalPages);
    AssertAreEqual(expectedValue[4], resource.AntiAliasPolicy);
    AssertAreEqual(expectedValue[5], resource.PlacedLayerType);
    AssertAreEqual(8, resource.TransformMatrix.Length);
    AssertAreEqual((double[])expectedValue[6], resource.TransformMatrix);
    AssertAreEqual(expectedValue[7], resource.Value);
    AssertAreEqual(expectedValue[8], resource.Perspective);
    AssertAreEqual(expectedValue[9], resource.PerspectiveOther);
    AssertAreEqual(expectedValue[10], resource.Top);
    AssertAreEqual(expectedValue[11], resource.Left);
    AssertAreEqual(expectedValue[12], resource.Bottom);
    AssertAreEqual(expectedValue[13], resource.Right);
    AssertAreEqual(expectedValue[14], resource.UOrder);
    AssertAreEqual(expectedValue[15], resource.VOrder);

    AssertAreEqual(expectedValue[16], resource.Crop);
    AssertAreEqual(expectedValue[17], resource.FrameStepNumerator);
    AssertAreEqual(expectedValue[18], resource.FrameStepDenominator);
    AssertAreEqual(expectedValue[19], resource.DurationNumerator);
    AssertAreEqual(expectedValue[20], resource.DurationDenominator);
    AssertAreEqual(expectedValue[21], resource.FrameCount);
    AssertAreEqual(expectedValue[22], resource.Width);
    AssertAreEqual(expectedValue[23], resource.Height);
    AssertAreEqual(expectedValue[24], resource.Resolution);
    AssertAreEqual(expectedValue[25], resource.ResolutionUnit);
    AssertAreEqual(expectedValue[26], resource.Comp);
    AssertAreEqual(expectedValue[27], resource.CompId);
    AssertAreEqual(expectedValue[28], resource.OriginalCompId);
    AssertAreEqual(expectedValue[29], resource.PlacedId.ToString());
    AssertAreEqual(expectedValue[30], resource.NonAffineTransformMatrix);
    if (resource.IsCustom)
    {
        AssertAreEqual(expectedValue[31], resource.HorizontalMeshPointUnit);
        AssertAreEqual((double[])expectedValue[32], resource.HorizontalMeshPoints);
        AssertAreEqual(expectedValue[33], resource.VerticalMeshPointUnit);
        AssertAreEqual((double[])expectedValue[34], resource.VerticalMeshPoints);
    }
}

void SetNewSmartValues(SmartObjectResource resource, object[] newValues)
{
    // Dessa värden ändrar vi inte i resurs
    newValues[0] = resource.IsCustom;
    newValues[1] = resource.UniqueId.ToString();
    newValues[5] = resource.PlacedLayerType;
    newValues[14] = resource.UOrder;
    newValues[15] = resource.VOrder;
    newValues[28] = resource.OriginalCompId;

    // Dessa värden bör också ändras i PlLdResource (med det angivna UniqueId).
    // och några av dem måste vara i överensstämmelse med det understrukna smarta objektet i LinkDataSource
    resource.PageNumber = (int)newValues[2]; // 2;
    resource.TotalPages = (int)newValues[3]; // 3;
    resource.AntiAliasPolicy = (int)newValues[4]; // 0;
    resource.TransformMatrix = (double[])newValues[6];
    resource.Value = (double)newValues[7]; // 1,23456789;
    resource.Perspective = (double)newValues[8]; // 0,123456789;
    resource.PerspectiveOther = (double)newValues[9]; // 0,987654321;
    resource.Top = (double)newValues[10]; // -126;
    resource.Left = (double)newValues[11]; // -215;
    resource.Bottom = (double)newValues[12]; // 248;
    resource.Right = (double)newValues[13]; // 145;
    resource.Crop = (int)newValues[16]; // 5;
    resource.FrameStepNumerator = (int)newValues[17]; // 1;
    resource.FrameStepDenominator = (int)newValues[18]; // 601;
    resource.DurationNumerator = (int)newValues[19]; // 2;
    resource.DurationDenominator = (int)newValues[20]; // 602;
    resource.FrameCount = (int)newValues[21]; // 11;
    resource.Width = (double)newValues[22]; // 541;
    resource.Height = (double)newValues[23]; // 249;
    resource.Resolution = (double)newValues[24]; // 144;
    resource.ResolutionUnit = (UnitTypes)newValues[25];
    resource.Comp = (int)newValues[26]; // 21;
    resource.CompId = (int)newValues[27]; // 22;
    resource.NonAffineTransformMatrix = (double[])newValues[30];

    // Detta unika ID bör ändras i referenser om några
    resource.PlacedId = new Guid((string)newValues[29]);  // "12345678-9abc-def0-9876-54321fecba98");
    if (resource.IsCustom)
    {
        resource.HorizontalMeshPointUnit = (UnitTypes)newValues[31];
        resource.HorizontalMeshPoints = (double[])newValues[32];
        resource.VerticalMeshPointUnit = (UnitTypes)newValues[33];
        resource.VerticalMeshPoints = (double[])newValues[34];
    }

    // Var försiktig med vissa parametrar: den sparade bilden kan bli oläslig av Adobe® Photoshop®
    ////resource.UOrder = 6;
    ////resource.VOrder = 9;

    // Ändra inte detta annars kommer du inte att kunna använda gratis transform
    // eller ändra det understrykande smarta objektet till vektortypen
    ////resource.PlacedLayerType = PlacedLayerType.Vector;

    // Det bör finnas en giltig PlLdResource med detta unika ID
    ////resource.UniqueId = new Guid("98765432-10fe-cba0-1234-56789abcdef0");
}

object[] newSmartValues = new object[]
{
    true,
    null,
    2,
    3,
    0,
    PlacedLayerType.ImageStack,
    new double[8]
    {
        12.937922786050663,
        19.419959734187131,
        2.85445817782261,
        1.0540625423957124,
        7.20861031651307,
        14.634102808208553,
        17.292074924741144,
        4
    },
    1.23456789,
    0.123456789,
    0.987654321,
    -126d,
    -215d,
    248d,
    145d,
    4,
    4,
    5,
    1,
    601,
    2,
    602,
    11,
    541d,
    249d,
    144d,
    UnitTypes.Percent,
    21,
    22,
    23,
    "12345678-9abc-def0-9876-54321fecba98",
    new double[8]
    {
        129.937922786050663,
        195.419959734187131,
        26.85445817782261,
        12.0540625423957124,
        72.20861031651307,
        147.634102808208553,
        175.292074924741144,
        42
    },
    UnitTypes.Points,
    new double[16]
    {
        0.01d, 103.33333333333433d, 206.66686666666666d, 310.02d,
        0.20d, 103.33333333333533d, 206.69666666666666d, 310.03d,
        30.06d, 103.33333333336333d, 206.66660666666666d, 310.04d,
        04.05d, 103.33333333373333d, 206.66666166666666d, 310.05d
    },
    UnitTypes.Distance,
    new double[16]
    {
        0.06d, 0.07d, 0.08d, 0.09d,
        49.066666666666664d, 49.266666666666664d, 49.566666666666664d, 49.766666666666664d,
        99.133333333333329d, 99.433333333333329d, 99.633333333333329d, 99.833333333333329d,
        140, 141, 142, 143,
    },
};

object[] expectedValues = new object[]
{
    new object[]
    {
        false,
        "5867318f-3174-9f41-abca-22f56a75247e",
        1,
        1,
        0x10,
        PlacedLayerType.Raster,
        new double[8]
        {
            0, 0, 2, 0, 2, 2, 0, 2
        },
        0d,
        0d,
        0d,
        0d,
        0d,
        2d,
        2d,
        4,
        4,
        1,
        0,
        600,
        0,
        600,
        1,
        2d,
        2d,
        72d,
        UnitTypes.Density,
        -1,
        -1,
        -1,
        "64b3997c-06e0-be40-a349-41acf397c897",
        new double[8]
        {
            0, 0, 2, 0, 2, 2, 0, 2
        },
    }
};

var sourceFilePath = "rgb8_2x2_linked.psd";
var outputPath = "rgb8_2x2_linked_output.psd";
using (PsdImage image = (PsdImage)Image.Load(sourceFilePath))
{
    SoLeResource soleResource = null;
    int index = 0;
    foreach (Layer imageLayer in image.Layers)
    {
        foreach (var imageResource in imageLayer.Resources)
        {
            var resource = imageResource as SoLeResource;
            if (resource != null)
            {
                soleResource = resource;
                var expectedValue = (object[])expectedValues[index++];
                AssertAreEqual(expectedValue[1], resource.UniqueId.ToString());
                CheckSmartObjectResourceValues(expectedValue, resource);
                SetNewSmartValues(resource, newSmartValues);

                break;
            }
        }
    }

    AssertIsTrue(soleResource != null);
    image.Save(outputPath, new PsdOptions(image));
    using (PsdImage savedImage = (PsdImage)Image.Load(outputPath))
    {
        foreach (Layer imageLayer in savedImage.Layers)
        {
            foreach (var imageResource in imageLayer.Resources)
            {
                var resource = imageResource as SoLeResource;
                if (resource != null)
                {
                    CheckSmartObjectResourceValues(newSmartValues, resource);

                    break;
                }
            }
        }
    }
}

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