private void btnScanline_Click(object sender, EventArgs e)
{
if (shapes[choosingShape].type != Shape.shapeType.CIRCLE && shapes[choosingShape].type != Shape.shapeType.ELLIPSE && shapes[choosingShape].controlPoints.Count < 3)
{
return;
}
if (choosingShape >= 0 && shapes[choosingShape].fillColor != userColor)
{
Thread thread = new Thread
(
() => ScanlineFiller.Fill(shapes[choosingShape], userColor, ref isShapesChanged)
);
thread.IsBackground = true;
thread.Start();
}
}
private void drawBoard_MouseUp(object sender, MouseEventArgs e)
{
//Sự kiện "nhả chuột", kết thúc quá trình vẽ
if (userType != Shape.shapeType.POLYGON)
{
isDrawing = false;
}
if (isTransforming == true)
{
//Nếu hình có tô màu => tô màu lại
if (shapes[choosingShape].fillColor != Color.Black && shapes[choosingShape].fillPoints.Count == 0)
{
shapes[choosingShape].fillPoints.Clear();
if (shapes[choosingShape].controlPoints.Count < 3)
{
Thread thread = new Thread
(
() => FloodFiller.Fill(shapes[choosingShape], shapes[choosingShape].fillColor, ref isShapesChanged)
);
thread.IsBackground = true;
thread.Start();
}
else
{
Thread thread = new Thread
(
() => ScanlineFiller.Fill(shapes[choosingShape], shapes[choosingShape].fillColor, ref isShapesChanged)
);
thread.IsBackground = true;
thread.Start();
}
}
backupShape = shapes[choosingShape].Clone();
isTransforming = false;
}
}