Class EmfSelectObject
nazivni prostor: Aspose.Imaging.FileFormats.Emf.Emf.Records Sastav: Aspose.Imaging.dll (25.4.0)
EMR_SELECTOBJECT zapis dodaje grafski objekt trenutnom uređaju za pretvaranje metafilaObjekt je određen ili svojim indeksom u tablici objekata EMF-a (odjeljak 3.1.1.1) ili njegovimvrijednost iz popisa StockObject (odjeljak 2.1.31).
public sealed class EmfSelectObject : EmfRecordInheritance
object ← MetaObject ← EmfRecord ← EmfSelectObject
naslijeđeni članovi
EmfRecord.Type , EmfRecord.Size , object.GetType() , object.ToString() , object.Equals(object?) , object.Equals(object?, object?) , object.ReferenceEquals(object?, object?) , object.GetHashCode()
Constructors
EmfSelectObject(EmfRecord)
Inicijalizira novu primjenu Aspose.Imaging.FileFormats.Emf.Emb.Records.EMfSelectObject razreda.
public EmfSelectObject(EmfRecord record)Parameters
record EmfRecord
To je rekord.
EmfSelectObject()
Inicijalizira novu primjenu Aspose.Imaging.FileFormats.Emf.Emb.Records.EMfSelectObject razreda.
public EmfSelectObject()Examples
Sljedeći primjer pokazuje kako postaviti boju pozadine za EMF. To zapravo stavlja pravokuglu boje pozadina prije crtanja svih ostalih objekata.
string dir = "c:\\aspose.imaging\\issues\\net\\3280\\";
string inputFilePath = dir + "image1.emf";
string outputFilePath = dir + "ChangeBackground_" + "image1.emf";
using (Aspose.Imaging.FileFormats.Emf.MetaImage image = (Aspose.Imaging.FileFormats.Emf.MetaImage)Aspose.Imaging.Image.Load(inputFilePath))
{
AddBackgroundRectangleEmf((Aspose.Imaging.FileFormats.Emf.EmfImage)image, Aspose.Imaging.Color.Blue);
image.Save(outputFilePath);
}
/// <summary>
/// Helper method to change EMF background.
/// </summary>
public static void AddBackgroundRectangleEmf(Aspose.Imaging.FileFormats.Emf.EmfImage image, Aspose.Imaging.Color color)
{
image.CacheData();
if (image.Records.Count < 1)
{
return;
}
//Set Rectangle
Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfRectangle rectangle = new Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfRectangle();
rectangle.Box = image.Header.EmfHeader.Bounds;
//Set Brush
Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfCreateBrushIndirect brush = new Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfCreateBrushIndirect();
brush.LogBrush = new Aspose.Imaging.FileFormats.Emf.Emf.Objects.EmfLogBrushEx();
brush.LogBrush.Argb32ColorRef = color.ToArgb();
// Object indexes start at 1; zero is reserved for references to the metafile itself, see
// https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-emf/e4fa4e63-9096-4cdc-b776-85e2a1e4e1f4
brush.IhBrush = 1;
//Select brush
Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfSelectObject selectObject = new Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfSelectObject();
selectObject.ObjectHandle = 1;
//Remove brush
Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfDeleteObject deleteObject = new Aspose.Imaging.FileFormats.Emf.Emf.Records.EmfDeleteObject();
deleteObject.ObjectHandle = 1;
//Add records
image.Records.Insert(1, brush);
image.Records.Insert(2, selectObject);
image.Records.Insert(3, rectangle);
image.Records.Insert(4, deleteObject);
}Properties
ObjectHandle
Dobivaju ili postavljaju 32-bitni nesignirani integrator koji određuje ili indeks grafskog objektau tablici EMF Object ili indeks objekta zaliha iz Aspose.Imaging.FileFormats.Emf.Emb.Consts.EMfStockObject popisa.
public int ObjectHandle { get; set; }