// Construction
public Enumerator(RowCollection tc)
{
m_collection = tc;
m_index = -1;
m_version = tc.m_version;
}
//Override the OnPrintPage to provide the printing logic for the document
protected override void OnPrintPage(PrintPageEventArgs ev)
{
float lpp = 0;
float yPos = 0;
int count = 0;
float leftMargin = ev.MarginBounds.Left;
float rightMargin = ev.MarginBounds.Right;
float topMargin = ev.MarginBounds.Top;
//ev.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
if (rc == null)
{
Document.ParseAll();
Document.ParseAll(true);
rc = new RowCollection();
foreach (Row r in Document)
{
bool hasbreak = false;
float x = leftMargin;
Row newRow = new Row();
rc.Add(newRow);
foreach (Word w in r)
{
Font f = fontNormal;
if (w.Style != null)
{
FontStyle fs = 0;
if (w.Style.Bold)
fs |= FontStyle.Bold;
if (w.Style.Italic)
fs |= FontStyle.Italic;
if (w.Style.Underline)
fs |= FontStyle.Underline;
f = new Font("Courier new", 8, fs);
}
SizeF sf = ev.Graphics.MeasureString(w.Text, f);
if (x + sf.Width > rightMargin)
{
char chr = (char) 0xbf;
Word br = new Word();
br.Text = chr + "";
br.InfoTip = "break char";
newRow.Add(br);
hasbreak = true;
newRow = new Row();
rc.Add(newRow);
x = leftMargin;
}
x += sf.Width;
newRow.Add(w);
}
if (hasbreak)
{
rc.Add(new Row());
}
}
}
//------------------------------------------------------
base.OnPrintPage(ev);
lpp = ev.MarginBounds.Height/fontNormal.GetHeight(ev.Graphics);
while (count < lpp && (RowIndex < rc.Count))
{
float x = leftMargin;
yPos = topMargin + (count*fontNormal.GetHeight(ev.Graphics));
Row r = rc[RowIndex];
foreach (Word w in r)
{
if (w.InfoTip != null && w.InfoTip == "break char")
{
ev.Graphics.DrawString(w.Text, fontBreak, Brushes.Black, x, yPos,
new StringFormat());
}
else
{
SizeF sf = ev.Graphics.MeasureString(w.Text, fontNormal);
if (w.Text != null && (".,:;".IndexOf(w.Text) >= 0))
{
sf.Width = 6;
x -= 4;
}
if (w.Text == "\t")
{
sf.Width = ev.Graphics.MeasureString("...", fontNormal).Width;
}
Color c = Color.Black;
Font f = fontNormal;
if (w.Style != null)
{
c = w.Style.ForeColor;
FontStyle fs = 0;
if (w.Style.Bold)
fs |= FontStyle.Bold;
if (w.Style.Italic)
fs |= FontStyle.Italic;
if (w.Style.Underline)
fs |= FontStyle.Underline;
f = new Font("Courier new", 8, fs);
if (!w.Style.Transparent)
{
Color bg = w.Style.BackColor;
ev.Graphics.FillRectangle(new SolidBrush(bg), x, yPos, sf.Width,
fontNormal.GetHeight(ev.Graphics));
}
}
c = Color.FromArgb(c.R, c.G, c.B);
ev.Graphics.DrawString(w.Text, f, new SolidBrush(c), x, yPos, new
StringFormat());
x += sf.Width;
}
}
count++;
RowIndex++;
}
//If we have more lines then print another page
if (RowIndex < rc.Count)
ev.HasMorePages = true;
else
ev.HasMorePages = false;
}
/// <summary>
///
/// </summary>
/// <param name="collection"></param>
public RowCollection(RowCollection collection)
{
AddRange(collection);
}
/// <summary>
///
/// </summary>
/// <param name="collection"></param>
public RowCollection(RowCollection collection)
{
AddRange(collection);
}
// Construction
public Enumerator(RowCollection tc)
{
m_collection = tc;
m_index = - 1;
m_version = tc.m_version;
}
// Operations (type-safe ICloneable)
/// <summary>
///
/// </summary>
/// <returns></returns>
public RowCollection Clone()
{
RowCollection tc = new RowCollection();
tc.AddRange(this);
tc.Capacity = this.m_array.Length;
tc.m_version = this.m_version;
return tc;
}
/// <summary>
///
/// </summary>
/// <param name="collection"></param>
public void AddRange(RowCollection collection)
{
// for (int i=0; i < collection.Count; ++i) Add(collection[i]);
++m_version;
Capacity += collection.Count;
Array.Copy(collection.m_array, 0, this.m_array, m_count,
collection.m_count);
m_count += collection.Count;
}
