private void MouseTimer_Tick(object sender, EventArgs e)
{
Point curPos;
if (_canvas.GetLastMouseLeftClick(out curPos) && _drawFlag == false)
{
_drawFlag = true;
_lineStack.Push(new LinkedList <LineSeg>());
lastMousePos = curPos;
}
if (_canvas.GetLastMousePosition(out curPos) && _drawFlag == true)
{
LineSeg line = new LineSeg(lastMousePos, curPos, TrB_LineThick.Value, _color);
totalLines += 1;
_lineStack.Peek().AddLast(line);
lastMousePos = curPos;
line.Render(_canvas);
}
if (_canvas.GetLastMouseRightClick(out curPos) && _drawFlag == true)
{
_drawFlag = false;
}
UpdateInfo();
}
private void B_ReduceComplex_Click(object sender, EventArgs e)
{
LinkedListNode <LineSeg> scan = _lineStack.Peek().First;
LineSeg fusedLine;
if (_lineStack.Peek().Count >= 2)
{
while (scan != null && scan.Next != null)
{
fusedLine = new LineSeg(scan.Value.GetStart, scan.Next.Value.GetEnd, scan.Value.GetThickness, scan.Value.GetColor);
scan.Value = fusedLine;
_lineStack.Peek().Remove(scan.Next);
scan = scan.Next;
totalLines -= 1;
}
}
Render();
}