/// <summary>
/// read color table
/// </summary>
/// <param name="group"></param>
private void ReadColorTable(RTFNodeGroup group)
{
myColorTable.Clear();
var r = -1;
var g = -1;
var b = -1;
foreach (RTFNode node in group.Nodes)
{
if (node.Keyword == "red")
{
r = node.Parameter;
}
else if (node.Keyword == "green")
{
g = node.Parameter;
}
else if (node.Keyword == "blue")
{
b = node.Parameter;
}
if (node.Keyword == ";")
{
if (r >= 0 && g >= 0 && b >= 0)
{
var c = System.Drawing.Color.FromArgb(255, r, g, b);
myColorTable.Add(c);
r = -1;
g = -1;
b = -1;
}
}
}
if (r >= 0 && g >= 0 && b >= 0)
{
// read the last color
var c = System.Drawing.Color.FromArgb(255, r, g, b);
myColorTable.Add(c);
}
}
/// <summary>
/// start write formatted text
/// </summary>
/// <param name="info">format</param>
/// <remarks>
/// This function must assort with WriteEndString strict
/// </remarks>
public void WriteStartString(DocumentFormatInfo info)
{
if (this.bolCollectionInfo)
{
myFontTable.Add(info.FontName);
myColorTable.Add(info.TextColor);
myColorTable.Add(info.BackColor);
if (info.BorderColor.A != 0)
{
myColorTable.Add(info.BorderColor);
}
return;
}
if (info.Link != null && info.Link.Length > 0)
{
myWriter.WriteStartGroup();
myWriter.WriteKeyword("field");
myWriter.WriteStartGroup();
myWriter.WriteKeyword("fldinst", true);
myWriter.WriteStartGroup();
myWriter.WriteKeyword("hich");
myWriter.WriteText(" HYPERLINK \"" + info.Link + "\"");
myWriter.WriteEndGroup();
myWriter.WriteEndGroup();
myWriter.WriteStartGroup();
myWriter.WriteKeyword("fldrslt");
myWriter.WriteStartGroup();
}
switch (info.Align)
{
case RTFAlignment.Left:
myWriter.WriteKeyword("ql");
break;
case RTFAlignment.Center:
myWriter.WriteKeyword("qc");
break;
case RTFAlignment.Right:
myWriter.WriteKeyword("qr");
break;
case RTFAlignment.Justify:
myWriter.WriteKeyword("qj");
break;
}
myWriter.WriteKeyword("plain");
int index = 0;
index = myFontTable.IndexOf(info.FontName);
if (index >= 0)
{
myWriter.WriteKeyword("f" + index);
}
if (info.Bold)
{
myWriter.WriteKeyword("b");
}
if (info.Italic)
{
myWriter.WriteKeyword("i");
}
if (info.Underline)
{
myWriter.WriteKeyword("ul");
}
if (info.Strikeout)
{
myWriter.WriteKeyword("strike");
}
myWriter.WriteKeyword("fs" + Convert.ToInt32(info.FontSize * 2));
// back color
index = myColorTable.IndexOf(info.BackColor);
if (index >= 0)
{
myWriter.WriteKeyword("chcbpat" + Convert.ToString(index + 1));
}
index = myColorTable.IndexOf(info.TextColor);
if (index >= 0)
{
myWriter.WriteKeyword("cf" + Convert.ToString(index + 1));
}
if (info.Subscript)
{
myWriter.WriteKeyword("sub");
}
if (info.Superscript)
{
myWriter.WriteKeyword("super");
}
if (info.NoWwrap)
{
myWriter.WriteKeyword("nowwrap");
}
if (info.LeftBorder ||
info.TopBorder ||
info.RightBorder ||
info.BottomBorder)
{
// border color
if (info.BorderColor.A != 0)
{
myWriter.WriteKeyword("chbrdr");
myWriter.WriteKeyword("brdrs");
myWriter.WriteKeyword("brdrw10");
index = myColorTable.IndexOf(info.BorderColor);
if (index >= 0)
{
myWriter.WriteKeyword("brdrcf" + Convert.ToString(index + 1));
}
}
}
}