GetOCGTitle Method (GdPicturePDF)
Returns the title of an optional content group, in other words the name of a layer, specified by its unique identifier.
This name is presented in the viewer's user interface.
public string GetOCGTitle(
int
)
public function GetOCGTitle(
: Integer
): String;
public function GetOCGTitle(
: int
) : String;
public: string* GetOCGTitle(
int
)
public:
String^ GetOCGTitle(
int
)
'Declaration
Public Function GetOCGTitle( _
ByVal As Integer _
) As String
Parameters
- OCGId
- The unique identifier of the required OCG entry. You can obtain this identifier using the GdPicturePDF.GetOCG method.
Return Value
The title of the specifed optional content group. The
GdPicturePDF.GetStat method can be subsequently used to determine if this method has been successful.
How to find out the title of the specified layer and some other layer's properties.
Dim gdpicturePDF As New GdPicturePDF()
Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("test.pdf", False)
If status = GdPictureStatus.OK Then
Dim output As String = ""
Dim ocgCount As Integer = gdpicturePDF.GetOCGCount()
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = "The number of OCG layers: " + ocgCount.ToString()
Dim OcgId As Integer = 0
Dim title As String = ""
Dim state As PdfOcgState = PdfOcgState.Undefined
Dim onOff As Boolean = False
For i As Integer = 0 To ocgCount - 1
output = output + vbCrLf + "Nr." + (i + 1).ToString() + ": "
OcgId = gdpicturePDF.GetOCG(i)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
title = gdpicturePDF.GetOCGTitle(OcgId)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = output + "Title = " + title.ToString()
Else
output = output + "Title = Error (" + status.ToString() + ")"
End If
state = gdpicturePDF.GetOCGViewState(OcgId)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = output + " ; View = " + state.ToString()
Else
output = output + " ; View = Error (" + status.ToString() + ")"
End If
state = gdpicturePDF.GetOCGExportState(OcgId)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = output + " ; Export = " + state.ToString()
Else
output = output + " ; Export = Error (" + status.ToString() + ")"
End If
state = gdpicturePDF.GetOCGPrintState(OcgId)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = output + " ; Print = " + state.ToString()
Else
output = output + " ; Print = Error (" + status.ToString() + ")"
End If
onOff = gdpicturePDF.GetOCGLockedState(OcgId)
status = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
output = output + " ; Locked = " + onOff.ToString()
Else
output = output + " ; Locked = Error (" + status.ToString() + ")"
End If
Else
output = output + "The GetOCG() method has failed with the status: " + status.ToString()
End If
Next
MessageBox.Show(output, "Example: GetOCGTitle")
Else
MessageBox.Show("The GetOCGCount() method has failed with the status: " + status.ToString(), "Example: GetOCGTitle")
End If
Else
MessageBox.Show("The file can't be loaded.", "Example: GetOCGTitle")
End If
gdpicturePDF.Dispose()
GdPicturePDF gdpicturePDF = new GdPicturePDF();
GdPictureStatus status = gdpicturePDF.LoadFromFile("test.pdf", false);
if (status == GdPictureStatus.OK)
{
string output = "";
int ocgCount = gdpicturePDF.GetOCGCount();
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
{
output = "The number of OCG layers: " + ocgCount.ToString();
int OcgId = 0;
string title = "";
PdfOcgState state = PdfOcgState.Undefined;
bool onOff = false;
for (int i = 0; i < ocgCount; i++)
{
output = output + "\nNr." + (i + 1).ToString() + ": ";
OcgId = gdpicturePDF.GetOCG(i);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
{
title = gdpicturePDF.GetOCGTitle(OcgId);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
output = output + "Title = " + title.ToString();
else
output = output + "Title = Error (" + status.ToString() + ")";
state = gdpicturePDF.GetOCGViewState(OcgId);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
output = output + " ; View = " + state.ToString();
else
output = output + " ; View = Error (" + status.ToString() + ")";
state = gdpicturePDF.GetOCGExportState(OcgId);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
output = output + " ; Export = " + state.ToString();
else
output = output + " ; Export = Error (" + status.ToString() + ")";
state = gdpicturePDF.GetOCGPrintState(OcgId);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
output = output + " ; Print = " + state.ToString();
else
output = output + " ; Print = Error (" + status.ToString() + ")";
onOff = gdpicturePDF.GetOCGLockedState(OcgId);
status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
output = output + " ; Locked = " + onOff.ToString();
else
output = output + " ; Locked = Error (" + status.ToString() + ")";
}
else
output = output + "The GetOCG() method has failed with the status: " + status.ToString();
}
MessageBox.Show(output, "Example: GetOCGTitle");
}
else
{
MessageBox.Show("The GetOCGCount() method has failed with the status: " + status.ToString(), "Example: GetOCGTitle");
}
}
else
{
MessageBox.Show("The file can't be loaded.", "Example: GetOCGTitle");
}
gdpicturePDF.Dispose();
