SourceCode/PROMS/Volian.Print.Library/VlnSvgPageHelper.cs
2010-05-19 15:01:06 +00:00

271 lines
9.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using iTextSharp.text;
using iTextSharp.text.pdf;
using iTextSharp.text.factories;
using Volian.Svg.Library;
using System.Text.RegularExpressions;
using System.Xml;
namespace Volian.Print.Library
{
public class VlnSvgPageHelper:SvgPageHelper
{
private VEPROMS.CSLA.Library.SectionInfo _MySection;
public VEPROMS.CSLA.Library.SectionInfo MySection
{
get { return _MySection; }
set
{
_MySection = value;
MySvg = BuildSvg(_MySection);
}
}
private int _CurrentPageOf = 0;
public int CurrentPageOf
{
get { return _CurrentPageOf; }
set { _CurrentPageOf = value; }
}
private string _Rev = string.Empty;
public string Rev
{
get { return _Rev; }
set { _Rev = value; }
}
private string _RevDate = string.Empty;
public string RevDate
{
get { return _RevDate; }
set { _RevDate = value; }
}
public VlnSvgPageHelper(VEPROMS.CSLA.Library.SectionInfo mySection)
{
MySection = mySection;
}
private Volian.Svg.Library.Svg BuildSvg(VEPROMS.CSLA.Library.SectionInfo mySection)
{
VEPROMS.CSLA.Library.FormatInfo activeFormat = mySection.ActiveFormat;
VEPROMS.CSLA.Library.DocStyle docStyle = mySection.MyDocStyle;
Volian.Svg.Library.Svg mySvg = null;
mySvg = SvgSerializer<Volian.Svg.Library.Svg>.StringDeserialize(BuildMyText(activeFormat));
mySvg.ViewBox.Height = 1100;
mySvg.ViewBox.Width = 850;
mySvg.Height = new SvgMeasurement(11, E_MeasurementUnits.IN);
mySvg.Width = new SvgMeasurement(8.5F, E_MeasurementUnits.IN);
mySvg.LeftMargin = (float)docStyle.Layout.LeftMargin;
mySvg.TopMargin = 9.6F;
VEPROMS.CSLA.Library.PageStyle pageStyle = docStyle.pagestyle;
AddPageListItems(mySvg, pageStyle, mySection);
//DocStyle docStyle = GetDocStyle(activeFormat, (section.MyContent.Type ?? 10000));
mySvg.ProcessText += new SvgProcessTextEvent(mySvg_ProcessText);
return mySvg;
}
private static Regex regexFindToken = new Regex("{[^{}]*}");
private string mySvg_ProcessText(object sender, SvgProcessTextArgs args)
{
if (!args.MyText.Contains("{"))
return args.MyText;
return regexFindToken.Replace(args.MyText, new MatchEvaluator(ReplacePageListToken));
}
private string BuildMyText(VEPROMS.CSLA.Library.FormatInfo activeFormat)
{
string sGenMac = activeFormat.GenMac;
if (!sGenMac.Contains("xmlns"))
sGenMac = sGenMac.Replace("<svg ", "<svg xmlns='http://www.w3.org/2000/svg' ");
XmlDocument xDocGenMac = new XmlDocument();
xDocGenMac.LoadXml(sGenMac); // Add xmlns if necessary
Volian.Svg.Library.Svg mySvg = new Volian.Svg.Library.Svg();
SvgDefine def = new SvgDefine();
mySvg.Add(def);
def.ID = "GenMac Templates";
string str = SvgSerializer<Volian.Svg.Library.Svg>.StringSerialize(mySvg);
XmlDocument xDocPrintout = new XmlDocument();
xDocPrintout.LoadXml(str);
XmlNode xn = xDocPrintout.DocumentElement.ChildNodes[0];
xn.AppendChild(xDocPrintout.ImportNode(xDocGenMac.DocumentElement, true));
return xDocPrintout.OuterXml;
}
private string FirstAndLast(string token)
{
// strip the curly braces and return the first and last character
// For example Header1 becomes H1 and Box2 becomes B2
return token.Substring(1, 1) + token.Substring(token.Length - 2, 1);
}
private static Regex regexJustTokens = new Regex(@"^{([^{}\?]*}{)*[^{}\?]*}$");
private void AddPageListItems(Volian.Svg.Library.Svg mySvg, VEPROMS.CSLA.Library.PageStyle pageStyle, VEPROMS.CSLA.Library.SectionInfo section)
{
SvgGroup svgGroup = new SvgGroup();
foreach (VEPROMS.CSLA.Library.PageItem pageItem in pageStyle.PageItems)
{
if (regexJustTokens.IsMatch(pageItem.Token))
{
MatchCollection matches = regexFindToken.Matches(pageItem.Token);
foreach (Match match in matches)
{
string token = match.Value;
switch (match.Value)
{
case "{HEADER1}":
case "{HEADER2}":
case "{HEADER3}":
case "{HEADER4}":
case "{HEADER5}":
case "{BOX1}":
case "{BOX2}":
case "{BOX3}":
case "{BOX4}":
case "{BOX5}":
case "{BOX6}":
case "{BOX7}":
case "{BOX8}":
svgGroup.Add(PageItemToSvgUse(pageItem, FirstAndLast(token)));
break;
case "{DRAFTPAGE}":
case "{REFERENCEPAGE}":
case "{MASTERPAGE}":
case "{SAMPLEPAGE}":
//mySvg.SetValidWaterMark(token, _Watermark); // Need logic to limit watermark to tokens.
break;
case "{PROCTITLE}":
SplitTitle(svgGroup, pageItem, section.MyProcedure.DisplayText, (int)section.ActiveFormat.PlantFormat.FormatData.ProcData.TitleLength);
break;
case "{EOPNUM}":
svgGroup.Add(PageItemToSvgText(pageItem, section.MyProcedure.DisplayNumber));
break;
case "{SECTIONLEVELTITLE}":
SplitTitle(svgGroup, pageItem, section.DisplayText, section.ActiveFormat.PlantFormat.FormatData.SectData.SectionTitleLength);
svgGroup.Add(PageItemToSvgText(pageItem, section.DisplayText));
break;
case "{SECTIONLEVELNUMBER}":
svgGroup.Add(PageItemToSvgText(pageItem, section.DisplayNumber));
break;
default:
Console.WriteLine("Token not processed {0}", token);
break;
}
}
}
else
{
svgGroup.Add(PageItemToSvgText(pageItem, pageItem.Token));
}
}
mySvg.Add(svgGroup);
}
private void SplitTitle(SvgGroup svgGroup, VEPROMS.CSLA.Library.PageItem pageItem, string title, int? len)
{
// TODO: need to calculate len in either points or inches and use the font from the pageItem to determine the number of characters
if (len == null || title.Length < len)
{
svgGroup.Add(PageItemToSvgText(pageItem, title));
return;
}
// Otherwise determine how many line to split the text into
List<string> titleLines = SplitText(title, (int)len);
// Move up 6 Points per line to find the starting point
float yOffset = -6 * (titleLines.Count - 1);
foreach (string line in titleLines)
{
svgGroup.Add(PageItemToSvgText(pageItem, line, yOffset));
yOffset += 12;
}
}
private List<string> SplitText(string title, int len)
{
List<string> retval = new List<string>();
int strlen = title.Length;
int start = 0;
while ((strlen - start) > len)
{
int width = FindWidth(title, start, len);
retval.Add(title.Substring(start, width));
start += width;
while (title[start] == ' ') start++;
}
if (strlen - start > 0)
retval.Add(title.Substring(start, strlen - start));
return retval;
}
private int FindWidth(string title, int start, int len)
{
for (int ii = start + len; ii > start; ii--)
{
if (title[ii] == ' ')
{
while (title[ii] == ' ') ii--;
if (ii > start)
return 2 + ii - start;
return len;
}
}
return len;
}
private SvgPart PageItemToSvgUse(VEPROMS.CSLA.Library.PageItem pageItem, string templateName)
{
SvgUse svgUse = new SvgUse();
svgUse.UseID = templateName;
svgUse.X = new SvgMeasurement((float)(pageItem.Col ?? 0), E_MeasurementUnits.PT);
svgUse.Y = new SvgMeasurement((float)(pageItem.Row ?? 0), E_MeasurementUnits.PT);
return svgUse;
}
private static SvgText PageItemToSvgText(VEPROMS.CSLA.Library.PageItem pageItem, string text)
{
SvgText svgText = new SvgText();
svgText.Text = text;
VEPROMS.CSLA.Library.E_Justify justify = pageItem.Justify ?? VEPROMS.CSLA.Library.E_Justify.PSLeft;
if ((justify & VEPROMS.CSLA.Library.E_Justify.PSLeft) == VEPROMS.CSLA.Library.E_Justify.PSLeft)
svgText.Justify = SvgJustify.Left;
else if ((justify & VEPROMS.CSLA.Library.E_Justify.PSRight) == VEPROMS.CSLA.Library.E_Justify.PSRight)
svgText.Justify = SvgJustify.Right;
else
svgText.Justify = SvgJustify.Center;
svgText.Font = pageItem.Font.WindowsFont;
svgText.X = new SvgMeasurement((float)(pageItem.Col ?? 0), E_MeasurementUnits.PT);
svgText.Y = new SvgMeasurement((float)(pageItem.Row ?? 0), E_MeasurementUnits.PT);
if (svgText.Font.Underline && svgText.Text.EndsWith(" ")) svgText.Text = svgText.Text.Substring(0, svgText.Text.Length - 1) + "\xA0";// replace last space with a hardspace
return svgText;
}
private SvgPart PageItemToSvgText(VEPROMS.CSLA.Library.PageItem pageItem, string text, float yOffset)
{
SvgText svgText = new SvgText();
svgText.Text = text;
VEPROMS.CSLA.Library.E_Justify justify = pageItem.Justify ?? VEPROMS.CSLA.Library.E_Justify.PSLeft;
if ((justify & VEPROMS.CSLA.Library.E_Justify.PSLeft) == VEPROMS.CSLA.Library.E_Justify.PSLeft)
svgText.Justify = SvgJustify.Left;
else if ((justify & VEPROMS.CSLA.Library.E_Justify.PSRight) == VEPROMS.CSLA.Library.E_Justify.PSRight)
svgText.Justify = SvgJustify.Right;
else
svgText.Justify = SvgJustify.Center;
svgText.Font = pageItem.Font.WindowsFont;
svgText.X = new SvgMeasurement((float)(pageItem.Col ?? 0), E_MeasurementUnits.PT);
svgText.Y = new SvgMeasurement((float)(yOffset + pageItem.Row ?? 0), E_MeasurementUnits.PT);
if (svgText.Font.Underline && svgText.Text.EndsWith(" ")) svgText.Text = svgText.Text.Substring(0, svgText.Text.Length - 1) + "\xA0";// replace last space with a hardspace
return svgText;
}
private List<string> _MissingTokens = new List<string>();
protected override string ReplacePageListToken(Match match)
{
switch (match.Value)
{
case "{PAGE}": // Current Page Number
return CurrentPageNumber.ToString();
case "{OF}": // Total Page Count for this section
return CurrentPageOf.ToString();
case "{REVDATE}": // Revision Date
return RevDate;
case "{REV}": // Revision Number
return Rev;
}
if (!_MissingTokens.Contains(match.Value))
{
_MissingTokens.Add(match.Value);
Console.WriteLine("\t\t\t\tcase \"{0}\": // Unhandled Token\r\n\t\t\t\t\treturn \"\";", match.Value);
}
return "";
}
}
}