Class VmskResource
VmskResource class
Class VmskResource. This resource contains information about vector layer mask
public class VmskResource : VectorPathDataResource
Constructors
| Name | Description |
|---|
| VmskResource() | Initializes a new instance of the VmskResource class. |
| VmskResource(byte[]) | Initializes a new instance of the VmskResource class. |
Properties
| Name | Description |
|---|
| IsDisabled { get; set; } | Gets or sets a value indicating whether this instance is disabled. |
| IsInverted { get; set; } | Gets or sets a value indicating whether this instance is inverted. |
| IsNotLinked { get; set; } | Gets or sets a value indicating whether this instance is not linked. |
| Key { get; } | Gets the layer resource key. |
| override Length { get; } | Gets the layer resource length in bytes. |
| Paths { get; set; } | Gets or sets the path records. |
| PsdVersion { get; } | Gets the minimal psd version required for layer resource. 0 indicates no restrictions. |
| virtual Signature { get; } | Gets the signature. |
| Version { get; set; } | Gets or sets the version. |
Methods
| Name | Description |
|---|
| override Save(StreamContainer, int) | Saves the resource to the specified stream container. |
| override ToString() | Returns a String that represents this instance. |
Fields
| Name | Description |
|---|
| const TypeToolKey | The type tool info key. |
Examples
The following example demonstrates the support of VmskResource resource loading. How works the editing of paths.
[C#]
[Test]
public void TestPsdNet106()
{
string sourceFileName = "Rectangle.psd";
string exportPath = "Rectangle_changed.psd";
var im = (PsdImage)Image.Load(sourceFileName);
using (im)
{
var resource = GetVmskResource(im);
// Reading
if (resource.IsDisabled != false ||
resource.IsInverted != false ||
resource.IsNotLinked != false ||
resource.Paths.Length != 7 ||
resource.Paths[0].Type != VectorPathType.PathFillRuleRecord ||
resource.Paths[1].Type != VectorPathType.InitialFillRuleRecord ||
resource.Paths[2].Type != VectorPathType.ClosedSubpathLengthRecord ||
resource.Paths[3].Type != VectorPathType.ClosedSubpathBezierKnotUnlinked ||
resource.Paths[4].Type != VectorPathType.ClosedSubpathBezierKnotUnlinked ||
resource.Paths[5].Type != VectorPathType.ClosedSubpathBezierKnotUnlinked ||
resource.Paths[6].Type != VectorPathType.ClosedSubpathBezierKnotUnlinked)
{
throw new Exception("VmskResource was read wrong");
}
var pathFillRule = (PathFillRuleRecord)resource.Paths[0];
var initialFillRule = (InitialFillRuleRecord)resource.Paths[1];
var subpathLength = (LengthRecord)resource.Paths[2];
// Path fill rule doesn't contain any additional information
if (pathFillRule.Type != VectorPathType.PathFillRuleRecord ||
initialFillRule.Type != VectorPathType.InitialFillRuleRecord ||
initialFillRule.IsFillStartsWithAllPixels != false ||
subpathLength.Type != VectorPathType.ClosedSubpathLengthRecord ||
subpathLength.IsClosed != true ||
subpathLength.IsOpen != false)
{
throw new Exception("VmskResource paths were read wrong");
}
// Editing
resource.IsDisabled = true;
resource.IsInverted = true;
resource.IsNotLinked = true;
var bezierKnot = (BezierKnotRecord)resource.Paths[3];
bezierKnot.Points[0] = new Point(0, 0);
bezierKnot = (BezierKnotRecord)resource.Paths[4];
bezierKnot.Points[0] = new Point(8039797, 10905190);
initialFillRule.IsFillStartsWithAllPixels = true;
subpathLength.IsClosed = false;
im.Save(exportPath);
}
}
private VmskResource GetVmskResource(PsdImage image)
{
var layer = image.Layers[1];
VmskResource resource = null;
var resources = layer.Resources;
for (int i = 0; i < resources.Length; i++)
{
if (resources[i] is VmskResource)
{
resource = (VmskResource)resources[i];
break;
}
}
if (resource == null)
{
throw new Exception("VmskResource not found");
}
return resource;
}
See Also
