public WtCell CreateCells()
{
var cell = new WtCell() {OwnerRow = this, OwnerTable = OwnerTable};
Cells.Add(cell);
return cell;
}
public override void DragBegin(int x, int y)
{
var context = OwnerDocument.Context;
var currentPage = ((EditorDocument) OwnerDocument).CurrentPage;
if (!IsTouchRowBorder(y))
{
_dragCell = TouchCellBorder(x);
if (_dragCell != null)
{
//控制向左拖动的位置
if (context.MouseCurrentPosition.X <= _dragCell.X) return;
//控制向右拖动的位置
if ((_dragCell.NextCell != null &&
context.MouseCurrentPosition.X >= _dragCell.NextCell.X + _dragCell.NextCell.Width) ||
context.MouseCurrentPosition.X >
currentPage.X + currentPage.PaddingLeft + currentPage.BodyWidth) return;
//以下设置拖动虚线的坐标和大小
var page = ((EditorDocument)OwnerDocument).GetPage(_dragCell.X, _dragCell.Y);
_isDragColBorder = true;
_colBorderRectangle = new Rectangle(context.MouseCurrentPosition.X, page.Y + page.OffsetY, 1,
page.Height);
}
else
{
var wtCell = LocateCurrentCell(x, y);
if (wtCell != null)
{
wtCell.OwnerDocument.Drag(x, y);
}
}
}
else
{
//控制拖动的位置向上不超过该行的纵坐标
if (context.MouseCurrentPosition.Y <= this.Y) return;
//以下设置拖动虚线的坐标和大小
var page = ((EditorDocument)OwnerDocument).GetPage(this.X, this.Y);
_isDragRowBorder = true;
_rowBorderRectangle = new Rectangle(page.X + page.OffsetX, context.MouseCurrentPosition.Y, page.Width, 1);
}
context.Invalidate();
}
private List<WtCell> SplitCell(int rowCount, int colCount, WtRow wtRow, WtCell cell)
{
var tempWidth = cell.Width / colCount;
var lastWidth = cell.Width - tempWidth*(colCount - 1);
var cells = new List<WtCell>();
WtCell tempCell = null;
for (var i = 0; i < colCount; i++)
{
if (i == 0)
{
cell.Width = tempWidth;
tempCell = cell;
}
else
{
tempCell = wtRow.InsertCellAfter(tempCell);
tempCell.Width = i < colCount - 1 ? tempWidth : lastWidth;
tempCell.Height = cell.Height;
}
cells.Add(tempCell);
}
wtRow.SetCellProperty();
return cells;
}
public void Add(WtCell cell)
{
if (Cells.Contains(cell)) return;
cell.OwnerRow = this;
cell.OwnerTable = this.OwnerTable;
Cells.Add(cell);
var count = Cells.Count;
if (count > 1)
{
Cells[count - 2].NextCell = Cells[count - 1];
Cells[count - 1].PreCell = Cells[count - 2];
}
}
/// <summary>
/// 起始点在表格内的选择
/// </summary>
public void InnerSelect(WtCell startCell, WtCell endCell)
{
if (startCell == null || endCell == null) return;
SelectedCells.Clear();
var startX = startCell.X > endCell.X ? endCell.X : startCell.X;
var startY = startCell.Y > endCell.Y ? endCell.Y : startCell.Y;
var xRange = Math.Abs(startCell.X - endCell.X);
var yRange = Math.Abs(startCell.Y - endCell.Y);
foreach (var wtRow in Rows)
{
if (wtRow.Y < startY || wtRow.Y > startY + yRange) continue;
var cells = wtRow.Cells;
foreach (var wtCell in cells.Where(wtCell => wtCell.X >= startX && wtCell.X <= startX + xRange))
{
wtCell.IsSelected = true;
SelectedCells.Add(wtCell);
}
}
}
public DTable Xml2Object(XmlElement xmlElement)
{
if (!"table".Equals(xmlElement.Name)) return this;
Width = Convert.ToInt32(xmlElement.GetAttribute("width"));
Height = Convert.ToInt32(xmlElement.GetAttribute("height"));
var rowElements = xmlElement.ChildNodes;
foreach (XmlNode rowNode in rowElements)
{
if (!"tRow".Equals(rowNode.Name)) continue;
var rowElement = (XmlElement) rowNode;
var row = new WtRow
{
Width = Convert.ToInt32(rowElement.GetAttribute("width")),
Height = Convert.ToInt32(rowElement.GetAttribute("height")),
OwnerTable = this
};
var cellElements = rowElement.ChildNodes;
foreach (XmlNode cellNode in cellElements)
{
if(!"tCell".Equals(cellNode.Name)) continue;
var cellElement = (XmlElement) cellNode;
var cell = new WtCell
{
OwnerTable = this,
OwnerRow = row,
OwnerDocument = {Context = OwnerDocument.Context}
};
cell.Xml2Object(cellElement);
row.Add(cell);
}
row.SetCellsRelation();
Rows.Add(row);
}
SetRowsRelation();
return this;
}
public void Replace(List<WtCell> tCells)
{
if (tCells == null) return;
for (var i = 0; i < tCells.Count;i++ )
{
var tempCell = new WtCell()
{
OwnerRow = this,
OwnerTable = this.OwnerTable,
Width = tCells[i].Width,
Height = tCells[i].Height
};
var index = Cells.IndexOf(tCells[i]);
Cells.RemoveAt(index);
Cells.Insert(index, tempCell);
}
SetCellsRelation();
SetCellProperty();
}
private bool IsOutContextHorizonal(WtCell wtCell, int dragWidth, out int suitableWidth)
{
suitableWidth = 0;
if (wtCell.NextCell != null) return false;
var page = ((EditorDocument)OwnerDocument).CurrentPage;
var pageRange = page.X + page.PaddingLeft + page.BodyWidth;
if (dragWidth > pageRange)
{
suitableWidth = pageRange - wtCell.X;
return true;
}
var flag = false;
var tempWidth = 0;
var tempCell = wtCell.NextCell;
while (tempCell != null)
{
dragWidth += tempCell.Width;
if (dragWidth > pageRange)
{
flag = true;
}
tempWidth += tempCell.Width;
tempCell = tempCell.NextCell;
}
if (flag)
{
suitableWidth = pageRange - tempWidth - wtCell.X;
}
return flag;
}
public void Replace(WtCell removeCell, WtCell replaceCell)
{
var index = Cells.IndexOf(removeCell);
if (index < 0) return;
Remove(removeCell);
Cells.Insert(index, replaceCell);
if (index >= 1)
{
Cells[index - 1].NextCell = replaceCell;
replaceCell.PreCell = Cells[index - 1];
}
if (index < Cells.Count - 1)
{
Cells[index + 1].PreCell = replaceCell;
replaceCell.NextCell = Cells[index + 1];
}
}
public void Remove(WtCell cell)
{
if (!Cells.Contains(cell)) return;
if (cell.PreCell != null)
{
cell.PreCell.NextCell = cell.NextCell;
}
if (cell.NextCell != null)
{
cell.NextCell.PreCell = cell.PreCell;
}
cell.PreCell = null;
cell.NextCell = null;
Cells.Remove(cell);
}
public WtCell LocateCurrentCell(int x, int y)
{
var flag = false;
foreach (var wtCell in Cells)
{
if (x <= wtCell.X && wtCell.PreCell == null)
{
flag = true;
}
else if (x > wtCell.X + wtCell.Width && wtCell.NextCell == null)
{
flag = true;
}
else if (x > wtCell.X && x <= wtCell.X + wtCell.Width)
{
flag = true;
}
if (!flag) continue;
CurrentCell = wtCell;
wtCell.Locate(x, y);
break;
}
return CurrentCell;
}
public WtCell InsertCellBefore(WtCell afterCell)
{
var index = Cells.IndexOf(afterCell);
if (index < 0) return null;
var cell = new WtCell() { OwnerTable = this.OwnerTable, OwnerRow = this };
Cells.Insert(index, cell);
if (index - 1 >= 0)
{
Cells[index - 1].NextCell = cell;
cell.PreCell = Cells[index - 1];
}
if (index + 1 < Cells.Count)
{
Cells[index + 1].PreCell = cell;
cell.NextCell = Cells[index + 1];
}
return cell;
}
public WtCell InsertCellAfter(WtCell beforeCell)
{
var index = Cells.IndexOf(beforeCell);
if (index < 0) return null;
var cell = new WtCell() {OwnerTable = this.OwnerTable,OwnerRow = this};
Cells.Insert(index + 1, cell);
Cells[index].NextCell = cell;
cell.PreCell = Cells[index];
if (index + 2 < Cells.Count)
{
Cells[index + 2].PreCell = cell;
cell.NextCell = Cells[index + 2];
}
return cell;
}