private string GetTextFromLineSelectArea(SelectCollection Selections)
{
Selection sel = Util.NormalizeIMaker <Selection>(Selections.First());
string str = this.Document.ToString(sel.start, sel.length);
return(str);
}
string GetTextFromRectangleSelectArea(SelectCollection Selections)
{
StringBuilder temp = new StringBuilder();
if (Selections.First().start < Selections.Last().start)
{
for (int i = 0; i < this.View.Selections.Count; i++)
{
Selection sel = Util.NormalizeIMaker <Selection>(Selections[i]);
string str = this.Document.ToString(sel.start, sel.length);
if (str.IndexOf(Environment.NewLine) == -1)
{
temp.AppendLine(str);
}
else
{
temp.Append(str);
}
}
}
else
{
for (int i = this.View.Selections.Count - 1; i >= 0; i--)
{
Selection sel = Util.NormalizeIMaker <Selection>(Selections[i]);
string str = this.Document.ToString(sel.start, sel.length).Replace(Document.NewLine.ToString(), Environment.NewLine);
if (str.IndexOf(Environment.NewLine) == -1)
{
temp.AppendLine(str);
}
else
{
temp.Append(str);
}
}
}
return(temp.ToString());
}
private void RepleaceSelectionArea(SelectCollection Selections, string value, bool updateInsertPoint = false)
{
if (value == null)
{
return;
}
if (this.RectSelection == false)
{
Selection sel = Selection.Create(this.Document.AnchorIndex, 0);
if (Selections.Count > 0)
{
sel = Util.NormalizeIMaker <Selection>(this.View.Selections.First());
}
this.Document.Replace(sel.start, sel.length, value);
return;
}
if (this.Document.FireUpdateEvent == false)
{
throw new InvalidOperationException("");
}
int StartIndex = this.SelectionStart;
SelectCollection newInsertPoint = new SelectCollection();
if (this.SelectionLength == 0)
{
int i;
this.Document.UndoManager.BeginUndoGroup();
this.Document.FireUpdateEvent = false;
string[] line = value.Split(new string[] { Document.NewLine.ToString() }, StringSplitOptions.RemoveEmptyEntries);
TextPoint Current = this.View.GetLayoutLineFromIndex(this.SelectionStart);
for (i = 0; i < line.Length && Current.row < this.View.LayoutLines.Count; i++, Current.row++)
{
if (Current.col > this.View.LayoutLines[Current.row].Length)
{
Current.col = this.View.LayoutLines[Current.row].Length;
}
StartIndex = this.View.GetIndexFromLayoutLine(Current);
this.Document.Replace(StartIndex, 0, line[i]);
StartIndex += line[i].Length;
}
for (; i < line.Length; i++)
{
StartIndex = this.Document.Length;
string str = Document.NewLine + line[i];
this.Document.Replace(StartIndex, 0, str);
StartIndex += str.Length;
}
this.Document.FireUpdateEvent = true;
this.Document.UndoManager.EndUndoGroup();
}
else
{
SelectCollection temp = new SelectCollection(this.View.Selections); //コピーしないとReplaceCommandを呼び出した段階で書き換えられてしまう
this.Document.UndoManager.BeginUndoGroup();
this.Document.FireUpdateEvent = false;
if (temp.First().start < temp.Last().start)
{
for (int i = temp.Count - 1; i >= 0; i--)
{
Selection sel = Util.NormalizeIMaker <Selection>(temp[i]);
StartIndex = sel.start;
this.Document.Replace(sel.start, sel.length, value);
newInsertPoint.Add(Selection.Create(sel.start + (value.Length - sel.length) * i, 0));
}
}
else
{
for (int i = 0; i < temp.Count; i++)
{
Selection sel = Util.NormalizeIMaker <Selection>(temp[i]);
StartIndex = sel.start;
this.Document.Replace(sel.start, sel.length, value);
newInsertPoint.Add(Selection.Create(sel.start + (value.Length - sel.length) * i, 0));
}
}
this.Document.FireUpdateEvent = true;
this.Document.UndoManager.EndUndoGroup();
}
this.JumpCaret(StartIndex);
if (updateInsertPoint && newInsertPoint.Count > 0)
{
this.View.Selections = newInsertPoint;
}
}
private void ReplaceBeforeSelectionArea(SelectCollection Selections, int removeLength, string insertStr)
{
if (removeLength == 0 && insertStr.Length == 0)
{
return;
}
if (this.RectSelection == false || this.Document.FireUpdateEvent == false)
{
throw new InvalidOperationException();
}
SelectCollection temp = this.View.Selections;
int selectStart = temp.First().start;
int selectEnd = temp.Last().start + temp.Last().length;
//ドキュメント操作後に行うとうまくいかないので、あらかじめ取得しておく
TextPoint start = this.View.LayoutLines.GetTextPointFromIndex(selectStart);
TextPoint end = this.View.LayoutLines.GetTextPointFromIndex(selectEnd);
bool reverse = temp.First().start > temp.Last().start;
int lineHeadIndex = this.View.LayoutLines.GetIndexFromLineNumber(this.View.LayoutLines.GetLineNumberFromIndex(selectStart));
if (selectStart - removeLength < lineHeadIndex)
{
return;
}
this.Document.UndoManager.BeginUndoGroup();
this.Document.FireUpdateEvent = false;
if (reverse)
{
for (int i = 0; i < temp.Count; i++)
{
this.ReplaceBeforeSelection(temp[i], removeLength, insertStr);
}
}
else
{
for (int i = temp.Count - 1; i >= 0; i--)
{
this.ReplaceBeforeSelection(temp[i], removeLength, insertStr);
}
}
this.Document.FireUpdateEvent = true;
this.Document.UndoManager.EndUndoGroup();
int delta = insertStr.Length - removeLength;
start.col += delta;
end.col += delta;
if (reverse)
{
this.JumpCaret(start.row, start.col);
}
else
{
this.JumpCaret(end.row, end.col);
}
this.Document.Select(start, 0, end.row - start.row);
}