// 打开新窗口显示图片
private bool showImage()
{
try
{
sFile = new FileStream(FILE_PATH, FileMode.Open);
sReader = new StreamReader(sFile);
}
catch (System.IO.FileNotFoundException e)
{
MessageBox.Show("请先点击开始按钮进行数据记录", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
catch
{
MessageBox.Show("数据打开错误,如果正在进行记录请先点击停止按钮", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
// ImageForm窗口被释放后重新new
if (imageForm.IsDisposed)
{
imageForm = new ImageForm();
}
// 使生成的窗口在主窗口右侧
imageForm.Show();
imageForm.Location = new Point(this.Location.X + this.Size.Width, this.Location.Y);
string line;
Point point = new Point();
bitmap = new Bitmap(imageForm.getPanel().Width, imageForm.getPanel().Height);
Graphics g = Graphics.FromImage(bitmap);
g.FillRectangle(new SolidBrush(Color.White), 0, 0, imageForm.getPanel().Width, imageForm.getPanel().Height);
while ((line = sReader.ReadLine()) != null)
{
string[] sArray=line.Split(' ');
point.X = int.Parse(sArray[0]);
point.Y = int.Parse(sArray[1]);
bitmap.SetPixel(point.X >> 1, point.Y >> 1, Color.Red);
}
g = imageForm.getPanel().CreateGraphics();
g.DrawImage(bitmap, 0, 0);
sReader.Close();
sFile.Close();
return true;
}
private void init()
{
imageForm = new ImageForm();
}