/// <summary>
/// Read document information
/// </summary>
/// <param name="group"></param>
private void ReadDocumentInfo(NodeGroup group)
{
InternalInfo.Clear();
//var nodeList = group.GetAllNodes(false);
foreach (Node node in group.Nodes)
{
if ((node is NodeGroup) == false)
{
continue;
}
if (node.Keyword == "creatim")
{
InternalInfo.CreationTime = ReadDateTime(node);
}
else if (node.Keyword == "revtim")
{
InternalInfo.RevisionTime = ReadDateTime(node);
}
else if (node.Keyword == "printim")
{
InternalInfo.PrintTime = ReadDateTime(node);
}
else if (node.Keyword == "buptim")
{
InternalInfo.BackupTime = ReadDateTime(node);
}
else
{
InternalInfo.SetInfo(node.Keyword, node.HasParameter ? node.Parameter.ToString(CultureInfo.InvariantCulture) : node.Nodes.Text);
}
}
}
/// <summary>
/// Read font table
/// </summary>
/// <param name="group"></param>
private void ReadFontTable(NodeGroup group)
{
InternalFontTable.Clear();
foreach (Node node in group.Nodes)
{
if (node is NodeGroup)
{
var index = -1;
string name = null;
var charset = 0;
foreach (Node item in node.Nodes)
{
if (item.Keyword == "f" && item.HasParameter)
{
index = item.Parameter;
}
else if (item.Keyword == Consts.Fcharset)
{
charset = item.Parameter;
}
else if (item.Type == RtfNodeType.Text)
{
if (!string.IsNullOrEmpty(item.Keyword))
{
name = item.Keyword;
break;
}
}
}
if (index >= 0 && name != null)
{
if (name.EndsWith(";"))
{
name = name.Substring(0, name.Length - 1);
}
name = name.Trim();
//System.Console.WriteLine( "Index:" + index + " Name:" + name );
var font = new Font(index, name)
{
Charset = charset
};
InternalFontTable.Add(font);
}
}
}
}
/// <summary>
/// Read color table
/// </summary>
/// <param name="group"></param>
private void ReadColorTable(NodeGroup group)
{
InternalColorTable.Clear();
var r = -1;
var g = -1;
var b = -1;
foreach (Node 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 = Color.FromArgb(255, r, g, b);
InternalColorTable.Add(c);
r = -1;
g = -1;
b = -1;
}
}
}
if (r >= 0 && g >= 0 && b >= 0)
{
// Read the last color
var c = Color.FromArgb(255, r, g, b);
InternalColorTable.Add(c);
}
}
/// <summary>
/// Load rtf from rtf reader
/// </summary>
/// <param name="reader">RTF text reader</param>
// ReSharper disable once MemberCanBePrivate.Global
public void Load(Reader reader)
{
InternalNodes.Clear();
var groups = new Stack();
NodeGroup newGroup = null;
while (reader.ReadToken() != null)
{
if (reader.TokenType == RtfTokenType.GroupStart)
{
// Begin group
if (newGroup == null)
{
newGroup = this;
}
else
{
newGroup = new NodeGroup {
OwnerDocument = this
};
}
if (newGroup != this)
{
var group = (NodeGroup)groups.Peek();
group.AppendChild(newGroup);
}
groups.Push(newGroup);
}
else if (reader.TokenType == RtfTokenType.GroupEnd)
{
// end group
newGroup = (NodeGroup)groups.Pop();
newGroup.MergeText();
// ReSharper disable once CSharpWarnings::CS0183
if (newGroup.FirstNode is Node)
{
switch (newGroup.Keyword)
{
case Consts.Fonttbl:
// Read font table
ReadFontTable(newGroup);
break;
case Consts.Colortbl:
// Read color table
ReadColorTable(newGroup);
break;
case Consts.Info:
// Read document information
ReadDocumentInfo(newGroup);
break;
}
}
if (groups.Count > 0)
{
newGroup = (NodeGroup)groups.Peek();
}
else
{
break;
}
//NewGroup.MergeText();
}
else
{
// Read content
var newNode = new Node(reader.CurrentToken)
{
OwnerDocument = this
};
if (newGroup != null)
{
newGroup.AppendChild(newNode);
}
switch (newNode.Keyword)
{
case Consts.F:
{
var font = FontTable[newNode.Parameter];
_fontChartset = font != null ? font.Encoding : null;
//myFontChartset = RTFFont.GetRTFEncoding( NewNode.Parameter );
}
break;
case Consts.Af:
{
var font = FontTable[newNode.Parameter];
_associatedFontChartset = font != null ? font.Encoding : null;
}
break;
}
}
}
while (groups.Count > 0)
{
newGroup = (NodeGroup)groups.Pop();
newGroup.MergeText();
}
//this.UpdateInformation();
}