پشتیبانی از منبع PtFl

پشتیبانی از منبع PtFl

این مقاله نحوه‌ی پشتیبانی از منبع PtFl در یک پرونده PSD با Aspose.PSD را نشان می‌دهد. قطعه کد زیر نحوه پشتیبانی منبع PtFl توسط Aspose.PSD را نمایش می‌دهد.

// For complete examples and data files, please go to https://github.com/aspose-psd/Aspose.PSD-for-.NET

// Support of PtFlResource
string sourceFileName = dataDir + "PatternFillLayer.psd";
string exportPath = dataDir + "PtFlResource_Edited.psd";
double tolerance = 0.0001;
var im = (PsdImage)Image.Load(sourceFileName);
using (im)
{
    foreach (var layer in im.Layers)
    {
        if (layer is FillLayer)
        {
            var fillLayer = (FillLayer)layer;
            var resources = fillLayer.Resources;
            foreach (var res in resources)
            {
                if (res is PtFlResource)
                {
                    // Reading
                    PtFlResource resource = (PtFlResource)res;
                    if (
                        resource.Offset.X != -46 ||
                        resource.Offset.Y != -45 ||
                        resource.PatternId != "a6818df2-7532-494e-9615-8fdd6b7f38e5\0" ||
                        resource.PatternName != "$$$/Presets/Patterns/OpticalSquares=Optical Squares\0" ||
                        resource.AlignWithLayer != true ||
                        resource.IsLinkedWithLayer != true ||
                        !(Math.Abs(resource.Scale - 50) < tolerance))
                    {
                        throw new Exception("PtFl Resource was read incorrect");
                    }
                    // Editing
                    resource.Offset = new Point(-11, 13);
                    resource.Scale = 200;
                    resource.AlignWithLayer = false;
                    resource.IsLinkedWithLayer = false;
                    fillLayer.Resources = fillLayer.Resources;
                    // We haven't pattern data in PattResource, so we can add it.
                    var fillSettings = (PatternFillSettings)fillLayer.FillSettings;
                    fillSettings.PatternData = new int[]
                    {
               Color.Black.ToArgb(),
               Color.White.ToArgb(),
               Color.White.ToArgb(),
               Color.White.ToArgb(),
                    };
                    fillSettings.PatternHeight = 1;
                    fillSettings.PatternWidth = 4;
                    fillSettings.PatternName = "$$$/Presets/Patterns/VerticalLine=Vertical Line New\0";
                    fillSettings.PatternId = Guid.NewGuid().ToString() + "\0";
                    fillLayer.Update();
                }
                break;
            }
            break;
        }
    }
    im.Save(exportPath);
}