SetBookmarkColor(Int32,Byte,Byte,Byte) Method

In This Topic

Sets the color to be used for displaying the bookmark's title of a bookmark item specified by its unique identifier.

This method uses the RGB color space for specifying the required color.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration

 

Public Overloads Function SetBookmarkColor( _

   ByVal BookmarkID As Integer, _

   ByVal Red As Byte, _

   ByVal Green As Byte, _

   ByVal Blue As Byte _

) As GdPictureStatus

public GdPictureStatus SetBookmarkColor( 

   int BookmarkID,

   byte Red,

   byte Green,

   byte Blue

)

public function SetBookmarkColor( 

    BookmarkID: Integer;

    Red: Byte;

    Green: Byte;

    Blue: Byte

): GdPictureStatus;

public function SetBookmarkColor( 

   BookmarkID : int,

   Red : byte,

   Green : byte,

   Blue : byte

) : GdPictureStatus;

public: GdPictureStatus SetBookmarkColor( 

   int BookmarkID,

   byte Red,

   byte Green,

   byte Blue

)

public:

GdPictureStatus SetBookmarkColor( 

   int BookmarkID,

   byte Red,

   byte Green,

   byte Blue

)

Parameters

BookmarkID: A unique bookmark identifier specifying a required bookmark object.
You can obtain this identifier using these methods: GdPicturePDF.NewBookmark, GdPicturePDF.GetBookmarkRootID, GdPicturePDF.GetBookmarkFirstChildID, GdPicturePDF.GetBookmarkNextID, GdPicturePDF.GetBookmarkPrevID or GdPicturePDF.GetBookmarkParentID.
Red: The amount of red color to be used for the resulting color. Use the value between 0 and 255.
Green: The amount of green color to be used for the resulting color. Use the value between 0 and 255.
Blue: The amount of blue color to be used for the resulting color. Use the value between 0 and 255.

Return Value

A member of the GdPictureStatus enumeration. If the method has been successfully followed, then the return value is GdPictureStatus.OK.

We strongly recommend always checking this status first.

Remarks

This method is only allowed for use with non-encrypted documents.

Example

How to set the red color (to be used for displaying the bookmark's title) to all bookmark items on the first level of the bookmark's hierarchy in the PDF document.

VB.NET
C#

Dim caption As String = "Example: SetBookmarkColor"

Dim gdpicturePDF As New GdPicturePDF()

Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("bookmarks.pdf", False)

If status = GdPictureStatus.OK Then

    Dim bookmarkID As Integer = gdpicturePDF.GetBookmarkRootID()

    status = gdpicturePDF.GetStat()

    If status = GdPictureStatus.OK Then

        While status = GdPictureStatus.OK

            status = gdpicturePDF.SetBookmarkColor(bookmarkID, 255, 0, 0)

            If status = GdPictureStatus.OK Then

                bookmarkID = gdpicturePDF.GetBookmarkNextID(bookmarkID)

                status = gdpicturePDF.GetStat()

            End If

        End While

        If status = GdPictureStatus.PropertyNotFound Then

            status = gdpicturePDF.SaveToFile("bookmarks_SetColor.pdf")

            If status = GdPictureStatus.OK Then

                MessageBox.Show("The example HAS been followed successfully.", caption)

            Else

                MessageBox.Show("The file can't be saved. Status: " + status.ToString(), caption)

            End If

        Else

            MessageBox.Show("The example HAS NOT been followed successfully." + vbCrLf + "The error status is: " + status, caption)

        End If

    Else

        If status = GdPictureStatus.PropertyNotFound Then

            MessageBox.Show("This PDF document doesn't contain any bookmarks.", caption)

        Else

            MessageBox.Show("The GetBookmarkRootID() method has failed with the status: " + status.ToString(), caption)

        End If

    End If

Else

    MessageBox.Show("The file can't be loaded. Status: " + status.ToString(), caption)

End If

gdpicturePDF.Dispose()

string caption = "Example: SetBookmarkColor";

GdPicturePDF gdpicturePDF = new GdPicturePDF();

GdPictureStatus status = gdpicturePDF.LoadFromFile("bookmarks.pdf", false);

if (status == GdPictureStatus.OK)

{

    int bookmarkID = gdpicturePDF.GetBookmarkRootID();

    status = gdpicturePDF.GetStat();

    if (status == GdPictureStatus.OK)

    {

        while (status == GdPictureStatus.OK)

        {

            status = gdpicturePDF.SetBookmarkColor(bookmarkID, 255, 0, 0);

            if (status == GdPictureStatus.OK)

            {

                bookmarkID = gdpicturePDF.GetBookmarkNextID(bookmarkID);

                status = gdpicturePDF.GetStat();

            }

        }

        if (status == GdPictureStatus.PropertyNotFound)

        {

            status = gdpicturePDF.SaveToFile("bookmarks_SetColor.pdf");

            if (status == GdPictureStatus.OK)

                MessageBox.Show("The example HAS been followed successfully.", caption);

            else

                MessageBox.Show("The file can't be saved. Status: " + status.ToString(), caption);

        }

        else

            MessageBox.Show("The example HAS NOT been followed successfully.\nThe error status is: " + status, caption);

    }

    else

    {

        if (status == GdPictureStatus.PropertyNotFound)

            MessageBox.Show("This PDF document doesn't contain any bookmarks.", caption);

        else

            MessageBox.Show("The GetBookmarkRootID() method has failed with the status: " + status.ToString(), caption);

    }

}

else

{

    MessageBox.Show("The file can't be loaded. Status: " + status.ToString(), caption);

}

gdpicturePDF.Dispose();

Reference

GdPicturePDF Class
GdPicturePDF Members
Overload List
GetBookmarkColor Method
NewBookmark Method
GetBookmarkCount Method
GetBookmarkRootID Method
GetBookmarkFirstChildID Method
GetBookmarkChildCount Method
GetBookmarkNextID Method
GetBookmarkPrevID Method
GetBookmarkParentID Method