/// <summary>
/// 绘制元素
/// </summary>
/// <param name="g">图形绘制对象</param>
/// <param name="ClipRectangle">剪切矩形</param>
protected virtual void DrawContent(DomParagraphFlagElement eof, DocumentPaintEventArgs args)
{
if (_ParagraphEOFIcon == null)
{
_ParagraphEOFIcon = (System.Drawing.Bitmap)WriterResources.paragrapheof.Clone();
_ParagraphEOFIcon.MakeTransparent(Color.White);
}
if (this.Document.Options.ViewOptions.ShowParagraphFlag &&
args.RenderStyle == DocumentRenderStyle.Paint)
{
System.Drawing.RectangleF rect = eof.AbsBounds;
if (args.RenderStyle == DocumentRenderStyle.Paint)
{
System.Drawing.Size size = _ParagraphEOFIcon.Size;
size = this.Document.PixelToDocumentUnit(size);
System.Drawing.Drawing2D.InterpolationMode back
= args.Graphics.InterpolationMode;
args.Graphics.InterpolationMode
= System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
args.Graphics.DrawImage(
_ParagraphEOFIcon,
rect.Left,
rect.Bottom - size.Height);
args.Graphics.InterpolationMode = back;
}
}
}
///// <summary>
///// 所在段落的第一个内容元素对象
///// </summary>
//[System.ComponentModel.Browsable( false )]
//[System.Xml.Serialization.XmlIgnore()]
//internal XTextElement FirstContentElement1
//{
// get
// {
// return _FirstContentElement;
// }
// set
// {
// _FirstContentElement = value;
// }
//}
/// <summary>
/// 复制对象
/// </summary>
/// <param name="Deeply">是否深入复制子元素</param>
/// <returns>复制品</returns>
public override DomElement Clone(bool Deeply)
{
DomParagraphFlagElement pe = (DomParagraphFlagElement)base.Clone(Deeply);
//this.CopyAttributesTo(pe);
return(pe);
}
/// <summary>
/// 刷新元素大小
/// </summary>
/// <param name="g">参数</param>
protected virtual void RefreshSize(DomParagraphFlagElement eof, System.Drawing.Graphics g)
{
int h = (int)Math.Ceiling((double)this.Document.DefaultStyle.DefaultLineHeight);
DocumentContentStyle rs = eof.RuntimeStyle;
SizeF size = g.MeasureString("#", rs.Font.Value);
eof.Height = rs.Font.GetHeight(g);// size.Height;
eof.Width = this.Document.PixelToDocumentUnit(10);
eof.SizeInvalid = false;
}
public override void FixElements()
{
if (this.Elements.Count == 0 ||
(this.Elements.LastElement is DomParagraphFlagElement) == false)
{
DomParagraphFlagElement flag = new DomParagraphFlagElement();
flag.AutoCreate = true;
DocumentContentStyle style = new DocumentContentStyle();
style.Align = DocumentContentAlignment.Center;
//style.BorderWidth = 1;
//style.BorderColor = Color.Black;
//style.BorderStyle = System.Drawing.Drawing2D.DashStyle.Solid;
//style.BorderLeft = false;
//style.BorderTop = false;
//style.BorderRight = false;
//style.BorderBottom = true;
//style.BorderSpacing = 8;
flag.StyleIndex = this.OwnerDocument.ContentStyles.GetStyleIndex(style);
this.AppendChildElement(flag);
}
}
//private ParagraphListStyle _L
//private float _LeftCount = 0 ;
internal bool AddElement(DomElement element)
{
if (this.Count == 0)
{
//intLeftCount = 0 ;
this.List.Add(element);
{
DomParagraphFlagElement p = element.OwnerParagraphEOF;
if (p != null)
{
DocumentContentStyle rs = p.RuntimeStyle;
if (element == p.ParagraphFirstContentElement)
{
if (rs.NumberedList || rs.BulletedList)
{
this.PaddingLeft = rs.LeftIndent;
if (rs.NumberedList)
{
this.ParagraphListStyle = ParagraphListStyle.NumberedList;
}
else if (rs.BulletedList)
{
this.ParagraphListStyle = ParagraphListStyle.BulletedList;
}
this.ParagraphStyleIndex = p.ListIndex;
}
this.PaddingLeft = rs.LeftIndent + rs.FirstLineIndent;
}
else
{
this.PaddingLeft = rs.LeftIndent;
}
}
else
{
this.PaddingLeft = 0;
}
}
element.Left = this.PaddingLeft;
if (this.ParagraphListStyle == Dom.ParagraphListStyle.BulletedList ||
this.ParagraphListStyle == Dom.ParagraphListStyle.NumberedList)
{
DomParagraphListItemElement item = new DomParagraphListItemElement();
DocumentContentStyle rs = element.RuntimeStyle;
float size = rs.Font.GetHeight(element.OwnerDocument.DocumentGraphicsUnit);
item.Width = size;
item.Height = size;
if (this.ParagraphListStyle == Dom.ParagraphListStyle.NumberedList)
{
item.Width = item.Width * 2;
}
item.OwnerDocument = element.OwnerDocument;
item.StyleIndex = element.StyleIndex;
this.Insert(0, item);
// float size = rs.Font.GetHeight(
}
//intLeftCount = intLeftCount + element.Width + this.intSpacing ;
//element.OwnerLine = this ;
return(true);
}
float WidthCount = this.ContentWidth;
if ((element is DomParagraphFlagElement) == false)
{
// 在排版中段落元素不计宽度，可以无条件的添加到文档行中。
if (WidthCount + element.Width + this._Spacing > this.Width - this.PaddingLeft)
{
return(false);
}
}
DomElement PreElement = ( DomElement )this.List[this.Count - 1];
element.Left = PreElement.Left + PreElement.Width + this._Spacing;
this.List.Add(element);
//intLeftCount = intLeftCount + element.Width + this.intSpacing ;
//element.OwnerLine = this ;
return(true);
}
