private void LoadAllFonts(string FontPath, DirectoryInfo di, string FontExtension, Boolean ErrorIfEmpty)
{
// Create an array representing the files in the current directory.
FileInfo[] fi = di.GetFiles(FontExtension);
if (ErrorIfEmpty && fi.Length == 0)
{
FlxMessages.ThrowException(FlxErr.ErrEmptyFolder, FontPath, FontExtension);
}
foreach (FileInfo fontFile in fi)
{
if (FFontFiles.ContainsKey(fontFile.Name))
{
continue;
}
FFontFiles.Add(fontFile.Name, null);
try
{
LoadFont(fontFile.FullName);
}
catch (Exception ex)
{
//Invalid font. nothing to do, just continue reading the other fonts.
// What we will do is just ignore it here, and throw an exception when (and if) the user actually tries to use this font.
if (FlexCelTrace.HasListeners)
{
FlexCelTrace.Write(new TPdfCorruptFontInFontFolderError(ex.Message, fontFile.FullName));
}
}
}
}
private void CheckConnected()
{
if (CurrentChart == null)
{
FlxMessages.ThrowException(FlxErr.ErrNotConnected);
}
}
public override void Flush()
{
if (HelperStream != null)
{
FlxMessages.ThrowException(FlxErr.ErrInternal);
}
VirtualStream.Flush();
}
/// <summary>
/// This method will be called each time that the master datasource moves its position. Use it to filter the data returned
/// if this is used on a master-detail relationship.
/// </summary>
/// <remarks>
/// You do not need to implement this method if you are not using Master-Detail or Split relationships.</remarks>
/// <param name="masterDetailLinks">List of all the master tables that are related to this one.
/// If there are no parents on this VirtualDataTableState, this will be an empty array, not null.
/// Use it on <see cref="GetValue"/> to filter the data and then return only the records that satisfy the master-detail relationships on <see cref="GetValue"/>
/// </param>
/// <param name="splitLink">Parent Split table if this dataset is on a Split relationship, or null if there is none.
/// Use it to know how many records you should retun on <see cref="RowCount"/>. Note that a table might be on Master-Detail relationship
/// *and* split relationship. In this case you need to first filter the records that are on the master detail relationship, and then apply the split to them.
/// </param>
public virtual void MoveMasterRecord(TMasterDetailLink[] masterDetailLinks, TSplitLink splitLink)
{
if (masterDetailLinks == null)
{
return;
}
for (int i = 0; i < masterDetailLinks.Length; i++)
{
if (masterDetailLinks[i].ParentDataSource.RowCount != 0) //Avoid throwing an exception if there is actually only one master record.
{
FlxMessages.ThrowException(FlxErr.ErrTableDoesNotSupportMasterDetail, FTableData.TableName);
}
}
}