ASCU_ALL/MigraDoc.DocumentObjectModel/DocumentObjectModel/Section.cs
2020-09-04 12:49:15 +05:00

379 lines
11 KiB
C#

#region MigraDoc - Creating Documents on the Fly
//
// Authors:
// Stefan Lange
// Klaus Potzesny
// David Stephensen
//
// Copyright (c) 2001-2017 empira Software GmbH, Cologne Area (Germany)
//
// http://www.pdfsharp.com
// http://www.migradoc.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#endregion
using MigraDoc.DocumentObjectModel.publics;
using MigraDoc.DocumentObjectModel.Visitors;
using MigraDoc.DocumentObjectModel.Shapes.Charts;
using MigraDoc.DocumentObjectModel.Tables;
using MigraDoc.DocumentObjectModel.Shapes;
namespace MigraDoc.DocumentObjectModel
{
/// <summary>
/// A Section is a collection of document objects sharing the same header, footer,
/// and page setup.
/// </summary>
public class Section : DocumentObject, IVisitable
{
/// <summary>
/// Initializes a new instance of the Section class.
/// </summary>
public Section()
{ }
/// <summary>
/// Initializes a new instance of the Section class with the specified parent.
/// </summary>
public Section(DocumentObject parent) : base(parent) { }
#region Methods
/// <summary>
/// Creates a deep copy of this object.
/// </summary>
public new Section Clone()
{
return (Section)DeepCopy();
}
/// <summary>
/// Implements the deep copy of the object.
/// </summary>
protected override object DeepCopy()
{
Section section = (Section)base.DeepCopy();
if (section._pageSetup != null)
{
section._pageSetup = section._pageSetup.Clone();
section._pageSetup._parent = section;
}
if (section._headers != null)
{
section._headers = section._headers.Clone();
section._headers._parent = section;
}
if (section._footers != null)
{
section._footers = section._footers.Clone();
section._footers._parent = section;
}
if (section._elements != null)
{
section._elements = section._elements.Clone();
section._elements._parent = section;
}
return section;
}
/// <summary>
/// Gets the previous section.
/// </summary>
public Section PreviousSection()
{
Sections sections = Parent as Sections;
int index = sections.IndexOf(this);
if (index > 0)
return sections[index - 1];
return null;
}
/// <summary>
/// Adds a new paragraph to the section.
/// </summary>
public Paragraph AddParagraph()
{
return Elements.AddParagraph();
}
/// <summary>
/// Adds a new paragraph with the specified text to the section.
/// </summary>
public Paragraph AddParagraph(string paragraphText)
{
return Elements.AddParagraph(paragraphText);
}
/// <summary>
/// Adds a new paragraph with the specified text and style to the section.
/// </summary>
public Paragraph AddParagraph(string paragraphText, string style)
{
return Elements.AddParagraph(paragraphText, style);
}
/// <summary>
/// Adds a new chart with the specified type to the section.
/// </summary>
public Chart AddChart(ChartType type)
{
return Elements.AddChart(type);
}
/// <summary>
/// Adds a new chart to the section.
/// </summary>
public Chart AddChart()
{
return Elements.AddChart();
}
/// <summary>
/// Adds a new table to the section.
/// </summary>
public Table AddTable()
{
return Elements.AddTable();
}
/// <summary>
/// Adds a manual page break.
/// </summary>
public void AddPageBreak()
{
Elements.AddPageBreak();
}
/// <summary>
/// Adds a new Image to the section.
/// </summary>
public Image AddImage(string fileName)
{
return Elements.AddImage(fileName);
}
/// <summary>
/// Adds a new textframe to the section.
/// </summary>
public TextFrame AddTextFrame()
{
return Elements.AddTextFrame();
}
/// <summary>
/// Adds a new paragraph to the section.
/// </summary>
public void Add(Paragraph paragraph)
{
Elements.Add(paragraph);
}
/// <summary>
/// Adds a new chart to the section.
/// </summary>
public void Add(Chart chart)
{
Elements.Add(chart);
}
/// <summary>
/// Adds a new table to the section.
/// </summary>
public void Add(Table table)
{
Elements.Add(table);
}
/// <summary>
/// Adds a new image to the section.
/// </summary>
public void Add(Image image)
{
Elements.Add(image);
}
/// <summary>
/// Adds a new text frame to the section.
/// </summary>
public void Add(TextFrame textFrame)
{
Elements.Add(textFrame);
}
#endregion
#region Properties
/// <summary>
/// Gets the PageSetup object
/// </summary>
public PageSetup PageSetup
{
get { return _pageSetup ?? (_pageSetup = new PageSetup(this)); }
set
{
SetParent(value);
_pageSetup = value;
}
}
[DV]
public PageSetup _pageSetup;
/// <summary>
/// Gets the HeadersFooters collection containing the headers.
/// </summary>
public HeadersFooters Headers
{
get { return _headers ?? (_headers = new HeadersFooters(this)); }
set
{
SetParent(value);
_headers = value;
}
}
[DV]
public HeadersFooters _headers;
/// <summary>
/// Gets the HeadersFooters collection containing the footers.
/// </summary>
public HeadersFooters Footers
{
get { return _footers ?? (_footers = new HeadersFooters(this)); }
set
{
SetParent(value);
_footers = value;
}
}
[DV]
public HeadersFooters _footers;
/// <summary>
/// Gets the document elements that build the section's content.
/// </summary>
public DocumentElements Elements
{
get { return _elements ?? (_elements = new DocumentElements(this)); }
set
{
SetParent(value);
_elements = value;
}
}
[DV]
public DocumentElements _elements;
/// <summary>
/// Gets or sets a comment associated with this object.
/// </summary>
public string Comment
{
get { return _comment.Value; }
set { _comment.Value = value; }
}
[DV]
public NString _comment = NString.NullValue;
/// <summary>
/// Gets the last paragraph of this section, or null, if no paragraph exists is this section.
/// </summary>
public Paragraph LastParagraph
{
get
{
int count = _elements.Count;
for (int idx = count - 1; idx >= 0; idx--)
{
if (_elements[idx] is Paragraph)
return (Paragraph)_elements[idx];
}
return null;
}
}
/// <summary>
/// Gets the last table of this section, or null, if no table exists is this section.
/// </summary>
public Table LastTable
{
get
{
int count = _elements.Count;
for (int idx = count - 1; idx >= 0; idx--)
{
if (_elements[idx] is Table)
return (Table)_elements[idx];
}
return null;
}
}
#endregion
#region public
/// <summary>
/// Converts Section into DDL.
/// </summary>
public override void Serialize(Serializer serializer)
{
serializer.WriteComment(_comment.Value);
serializer.WriteLine("\\section");
int pos = serializer.BeginAttributes();
if (!IsNull("PageSetup"))
PageSetup.Serialize(serializer);
serializer.EndAttributes(pos);
serializer.BeginContent();
if (!IsNull("headers"))
_headers.Serialize(serializer);
if (!IsNull("footers"))
_footers.Serialize(serializer);
if (!IsNull("elements"))
_elements.Serialize(serializer);
serializer.EndContent();
}
/// <summary>
/// Allows the visitor object to visit the document object and its child objects.
/// </summary>
void IVisitable.AcceptVisitor(DocumentObjectVisitor visitor, bool visitChildren)
{
visitor.VisitSection(this);
if (visitChildren && _headers != null)
((IVisitable)_headers).AcceptVisitor(visitor, true);
if (visitChildren && _footers != null)
((IVisitable)_footers).AcceptVisitor(visitor, true);
if (visitChildren && _elements != null)
((IVisitable)_elements).AcceptVisitor(visitor, true);
}
/// <summary>
/// Returns the meta object of this instance.
/// </summary>
public override Meta Meta
{
get { return _meta ?? (_meta = new Meta(typeof(Section))); }
}
static Meta _meta;
#endregion
}
}