/*-------------------------------------------------------------------------------------------------------
** CreateFootnotes method
*
* This method returns the page number of a given TextField
**-----------------------------------------------------------------------------------------------------*/
private int GetPageOfField(TXTextControl.TextField field)
{
foreach (TXTextControl.Page page in textControl1.GetPages())
{
if (field.Start >= page.Start && (field.Start + field.Length) <= page.Start + page.Length)
{
return(page.Number);
}
}
return(0);
}
/*-------------------------------------------------------------------------------------------------------
** ShowEditor method
*
* This method gets a TextField in the constructor and checks whether it
* is a footnote field. It opens the footnote editor form that is used to
* modify the footnote text.
**-----------------------------------------------------------------------------------------------------*/
private void ShowEditor(TXTextControl.TextField TextField)
{
if (TextField.Name.StartsWith("FN:") == false)
{
return;
}
footnote_editor frmFootnoteEditor = new footnote_editor(TextField);
// the size is calculated based on the page size (width)
frmFootnoteEditor.Size = new Size(
(textControl1.GetPages()[textControl1.InputPosition.Page].TextBounds.Width / 15)
, 150);
// the form should be displayed directly under the footnote field
Point pntEditorPosition = new Point(
(int)((textControl1.GetPages()[textControl1.InputPosition.Page].TextBounds.Left / iDpi) -
(textControl1.ScrollLocation.X / iDpi)) *
textControl1.ZoomFactor / 100,
((int)(TextField.Bounds.Bottom / 15) -
(int)(textControl1.ScrollLocation.Y / 15)) *
textControl1.ZoomFactor / 100);
frmFootnoteEditor.Location = textControl1.PointToScreen(pntEditorPosition);
if (frmFootnoteEditor.ShowDialog() == DialogResult.OK)
{
CreateFootnotes();
}
else
{
textControl1.TextFields.Remove(TextField);
CreateFootnotes();
}
}
public footnote_editor(TXTextControl.TextField TextField)
{
InitializeComponent();
textControl1.ButtonBar = buttonBar1;
textField = TextField;
}
/*-------------------------------------------------------------------------------------------------------
** CreateFootnotes method
*
* This method loops through all pages in order to check whether there are
* footnote TextFields on that page. If yes, the footnote text is collected in
* a temporary TextControl instance.
* If there are footnotes on that page, a TextFrame is created which contains
* the collected footnote texts.
**-----------------------------------------------------------------------------------------------------*/
public void CreateFootnotes()
{
RemoveFootnoteFrames();
// loop through all pages
foreach (TXTextControl.Page page in textControl1.GetPages())
{
TXTextControl.TextControl tempTX = new TextControl();
tempTX.CreateControl();
tempTX.Font = new Font("Arial", 7F);
tempTX.ViewMode = ViewMode.Normal;
TXTextControl.TextFieldCollection.TextFieldEnumerator fieldEnum = textControl1.TextFields.GetEnumerator();
int fieldCounter = textControl1.TextFields.Count;
// loop through all TextFields
for (int i = 0; i <= fieldCounter; i++)
{
fieldEnum.MoveNext();
TXTextControl.TextField curField = (TXTextControl.TextField)fieldEnum.Current;
// use field only, if it is a footnote field (starts with "FN:")
// and if the field contains formatted text
if (curField.Name.StartsWith("FN:") == false || curField.Name.Length <= 3)
{
continue;
}
// check whether the field is on the current page
if (GetPageOfField(curField) == page.Number)
{
// add the formatted text to the temporary TextControl
int startPos = tempTX.Selection.Start;
tempTX.Selection.Load(curField.Name.Substring(3, curField.Name.Length - 3), StringStreamType.RichTextFormat);
tempTX.Selection.Start = startPos;
tempTX.Selection.Text = curField.Text + ") ";
tempTX.Selection.Start = -1;
}
}
if (tempTX.Text == "")
{
continue;
}
// insert a top frame border
tempTX.Selection.Start = 0;
tempTX.Selection.Text = "\r\n";
tempTX.Selection.Start = 0;
tempTX.Selection.ParagraphFormat.RightIndent = 5000;
tempTX.Selection.ParagraphFormat.Frame = Frame.TopLine;
// measure the used text height
int textHeight = tempTX.Lines[tempTX.Lines.Count].Baseline + 200;
// create a new TextFrame based on the used text height
TXTextControl.TextFrame frame = new TextFrame(new Size(page.TextBounds.Width, textHeight));
frame.Sizeable = false;
frame.Moveable = false;
frame.BorderWidth = 0;
frame.Name = "FN";
frame.InternalMargins = new int[] { 0, 0, 0, 0 };
// add the TextFrame at the bottom border of the page
textControl1.TextFrames.Add(
frame,
page.Number,
new Point((int)(textControl1.Sections[page.Section].Format.PageMargins.Left * iDpi - 55),
(int)textControl1.Sections[page.Section].Format.PageSize.Height * iDpi - (int)textControl1.Sections[page.Section].Format.PageMargins.Top * iDpi - 576 - frame.Size.Height),
TextFrameInsertionMode.DisplaceCompleteLines);
byte[] data = null;
// save the formatted text from the temporary TextControl
tempTX.Save(out data, BinaryStreamType.InternalUnicodeFormat);
// and load it into the TextFrame
frame.Selection.Load(data, BinaryStreamType.InternalUnicodeFormat);
}
}
