188 lines
5.6 KiB
C#
188 lines
5.6 KiB
C#
using System;
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using System.Text;
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using System.Drawing;
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using System.Xml;
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#if AdvTree
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using DevComponents.Tree;
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namespace DevComponents.Tree.TextMarkup
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#elif DOTNETBAR
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namespace DevComponents.DotNetBar.TextMarkup
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#elif SUPERGRID
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namespace DevComponents.SuperGrid.TextMarkup
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#elif LAYOUT
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namespace DevComponents.DotNetBar.Layout.TextMarkup
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#endif
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{
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internal class FontElement : FontChangeElement
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{
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#region Private Variables
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private Color m_ForeColor = Color.Empty;
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private Color m_OldForeColor = Color.Empty;
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private int m_Size = 0;
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private bool m_RelativeSize = false;
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private string m_Face = "";
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private string m_SystemColorName = "";
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#endregion
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#region Internal Implementation
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protected override void SetFont(MarkupDrawContext d)
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{
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Font font = d.CurrentFont;
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try
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{
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if (m_Face != "" || m_Size != 0 && m_RelativeSize || m_Size>4 && !m_RelativeSize)
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{
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if (m_Face != "")
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d.CurrentFont = new Font(m_Face, ((m_RelativeSize || m_Size == 0)?font.SizeInPoints + m_Size:m_Size), font.Style);
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else
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d.CurrentFont = new Font(font.FontFamily, ((m_RelativeSize || m_Size == 0)? font.SizeInPoints + m_Size : m_Size), font.Style);
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}
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else
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font = null;
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}
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catch
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{
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font = null;
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}
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if (font != null)
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m_OldFont = font;
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if (!d.IgnoreFormattingColors)
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{
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if (!m_ForeColor.IsEmpty)
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{
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m_OldForeColor = d.CurrentForeColor;
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d.CurrentForeColor = m_ForeColor;
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}
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else if (m_SystemColorName != "")
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{
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#if DOTNETBAR
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if (Rendering.GlobalManager.Renderer is Rendering.Office2007Renderer)
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{
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m_OldForeColor = d.CurrentForeColor;
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d.CurrentForeColor = ((Rendering.Office2007Renderer)Rendering.GlobalManager.Renderer).ColorTable.Form.Active.CaptionTextExtra;
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}
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#endif
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}
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}
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}
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public override void RenderEnd(MarkupDrawContext d)
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{
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RestoreForeColor(d);
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base.RenderEnd(d);
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}
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public override void MeasureEnd(Size availableSize, MarkupDrawContext d)
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{
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RestoreForeColor(d);
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base.MeasureEnd(availableSize, d);
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}
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protected virtual void RestoreForeColor(MarkupDrawContext d)
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{
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if (d == null) return;
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if (!m_OldForeColor.IsEmpty)
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d.CurrentForeColor = m_OldForeColor;
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m_OldForeColor = Color.Empty;
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}
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public Color ForeColor
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{
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get { return m_ForeColor; }
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set { m_ForeColor = value; }
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}
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public int Size
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{
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get { return m_Size; }
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set { m_Size = value; }
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}
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public string Face
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{
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get { return m_Face; }
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set { m_Face = value; }
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}
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private Color GetColorFromName(string name)
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{
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string s = name.ToLower();
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m_SystemColorName = "";
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if (s == "syscaptiontextextra")
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{
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m_SystemColorName = s;
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return Color.Empty;
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}
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return Color.FromName(name);
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}
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public override void ReadAttributes(XmlTextReader reader)
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{
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m_RelativeSize = false;
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for (int i = 0; i < reader.AttributeCount; i++)
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{
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reader.MoveToAttribute(i);
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if (reader.Name.ToLower() == "color")
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{
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try
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{
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string s = reader.Value;
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if (s.StartsWith("#"))
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{
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if (s.Length == 7)
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m_ForeColor = ColorHelpers.GetColor(s.Substring(1));
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}
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else
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{
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m_ForeColor = GetColorFromName(s);
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}
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}
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catch
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{
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m_ForeColor = Color.Empty;
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}
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}
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else if (reader.Name.ToLower() == "size")
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{
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string s = reader.Value;
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if (s.StartsWith("+"))
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{
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try
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{
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m_Size = Int32.Parse(s.Substring(1));
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m_RelativeSize = true;
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}
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catch
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{
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m_Size = 0;
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}
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}
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else
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{
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if (s.StartsWith("-"))
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m_RelativeSize = true;
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try
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{
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m_Size = Int32.Parse(s);
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}
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catch
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{
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m_Size = 0;
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}
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}
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}
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else if (reader.Name.ToLower() == "face")
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{
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m_Face = reader.Value;
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}
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}
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}
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#endregion
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}
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}
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