public static SimpleTable HtmlToTable(string html)
{
var table = new SimpleTable();
var widths = new double[100];
var doc = new HtmlDocument();
doc.LoadHtml(html);
var hnTable = doc.DocumentNode.SelectSingleNode("//table");
var trNodes = hnTable.SelectNodes("tr");
var maxCellCount = 0;
foreach (var tr in trNodes)
{
var row = new TR();
var cellCount = 0;
var iHeight = RdlUtils.ConvertUnit(tr.GetAttributeValue("height", ""));
var tdNodes = tr.SelectNodes("th|td");
foreach (var td in tdNodes)
{
var colSpan = td.GetAttributeValue("colspan", 1);
var rowSpan = td.GetAttributeValue("rowspan", 1);
var tdHeight = RdlUtils.ConvertUnit(td.GetAttributeValue("height", ""));
var tdWidth = RdlUtils.ConvertUnit(td.GetAttributeValue("width", ""));
if (tdWidth== 0)
{
tdWidth = 21;
}
if (rowSpan == 1)
{
if (tdHeight > iHeight)
{
iHeight = tdHeight;
}
}
if (colSpan == 1)
{
if (tdWidth > widths[cellCount])
{
widths[cellCount] = tdWidth;
}
}
var text = td.InnerText.Trim().Replace(" ", " ");
var font=new Font(new FontFamily("宋体") ,0.75F,FontStyle.Regular);
var size=System.Windows.Forms.TextRenderer.MeasureText(text, font);
//var ww=Common.Report.Rdlc.Enums.MeasureTools.UnitToMillimeters(new Unit(size.Width, UnitType.Pixel) );
//if (ww > tdWidth)
//{
// var hh = Common.Report.Rdlc.Enums.MeasureTools.UnitToMillimeters(new Unit(size.Height, UnitType.Pixel));
// tdHeight = Math.Ceiling(ww / tdWidth) * hh;
// if (tdHeight > iHeight)
// {
// iHeight = tdHeight;
// }
//}
var cell = new TD(colSpan, rowSpan, text) { Tag = td };
row.Cells.Add(cell);
cellCount += colSpan;
if (maxCellCount < cellCount)
{
maxCellCount = cellCount;
}
}
iHeight = (iHeight == 0 ? 6 : iHeight);
row.Height = iHeight;
table.Rows.Add(row);
}
var columns = new List<double>();
for (var i = 0; i < maxCellCount; i++)
{
columns.Add(widths[i]);
}
table.Columns = columns;
return table;
}
public void Computer()
{
var columnCount = this.Columns.Count;
var maxRowCellCount = columnCount;
var rowCount = this.Rows.Count;
var emptyTds = new List<Point>();
var rowIndex = 0;
foreach (var tr in Rows)
{
tr.RowIndex = rowIndex;
var computed = false;
//当前单元格的位置
var currCellPos = 0;
var tempRow = new TR();
for (int i = 0; i < maxRowCellCount; i++)
{
var cell = new TD();
if (emptyTds.Contains(new Point(i, rowIndex)))
{
cell.ShouldEmpty = true;
}
else
{
cell.ShouldEmpty = false;
if (!computed)
{
currCellPos = i;
computed = true;
}
}
cell.HasValue = false;
tempRow.Cells.Add(cell);
}
foreach (var td in tr.Cells)
{
if (td == null)
{
continue;
}
td.RowIndex = rowIndex;
var colSpan = td.ColSpan;
var rowSpan = td.RowSpan;
if (rowSpan > 1 || colSpan > 1)
{
for (int y = rowIndex; y < rowIndex + rowSpan; y++)
{
for (int x = currCellPos; x < currCellPos + colSpan; x++)
{
//本身不算在内
if (y == rowIndex && x == currCellPos)
continue;
//计算占位空TextBox
if (y == rowIndex)
{
tempRow.Cells[x].ShouldEmpty = true;
}
emptyTds.Add(new Point { X = x, Y = y });
}
}
}
if (rowIndex > 0)
{
for (int i = 0; i < tempRow.Cells.Count; i++)
{
var c = tempRow.Cells[i];
if (c.ShouldEmpty == false && c.HasValue == false)
{
tempRow.Cells[i] = td;
td.ColumnIndex = i;
break;
}
}
}
else
{
td.ColumnIndex = currCellPos;
}
currCellPos += colSpan;
}
rowIndex++;
}
for (int i = 0; i < this.Columns.Count;i++ )
{
if (this.Columns[i] == 0)
{
this.Columns[i] = 21;
}
}
this.Computed = true;
}
