private void picBox_Paint(object sender, PaintEventArgs e)
{
if (_imgShowMode == ImgShowMode.bitmap)
{
if (null != _currBmp)
{
e.Graphics.DrawImage(_currBmp, new Rectangle(0, 0, picBox.Width, picBox.Height));
return;
}
}
else if (_imgShowMode == ImgShowMode.halcon)
{
//hcWnd.CloseWindow();
//hcWnd.OpenWindow(picBox.Location.X, picBox.Location.Y, picBox.Width, picBox.Height, picBox.Handle, "visible", "");
//if(null != _currHo)
// HOperatorSet.DispObj(_currHo, hcWnd);
}
else if (_imgShowMode == ImgShowMode.sdk)
{
if (null != _currImage)
{
_currImage.DisplayTo(picBox.Handle);
}
}
}
void ShowImg(IJFImage img)
{
if (InvokeRequired)
{
Invoke(new dgShowImg(ShowImg), new object[] { img });
return;
}
int err = 0;
if (_imgShowMode == ImgShowMode.sdk) // 使用SDK内部自带的图片显示功能
{
picWnd = picBox.Handle;
err = img.DisplayTo(picWnd);
if (err != 0)
{
if (!chkContinueGrab.Checked)
{
MessageBox.Show("SDK显示图像失败，错误信息:" + _currImage.GetErrorInfo(err) + " " + DateTime.Now.ToString("HH:mm:ss:ms"));
}
else
{
ShowTips("SDK显示图像失败，错误信息:" + _currImage.GetErrorInfo(err) + " " + DateTime.Now.ToString("HH:mm:ss:ms"));
}
}
else
{
ShowTips("SDK显示图像完成");
}
}
else if (_imgShowMode == ImgShowMode.halcon) //Halcon显示图片
{
if (_currHo != null)
{
_currHo.Dispose();
_currHo = null;
}
object hoImage = null;
ShowTips("Halcon转换开始：" + DateTime.Now.ToString("HH:mm:ss:ms"));
err = img.GenHalcon(out hoImage);
if (err != 0)
{
ShowTips("显示图片失败，未能将图片转化为Halcon对象,错误信息：" + img.GetErrorInfo(err));
if (!chkContinueGrab.Checked)
{
MessageBox.Show("显示图片失败，未能将图片转化为Halcon对象,错误信息：" + img.GetErrorInfo(err));
}
return;
}
ShowTips("Halcon转换完成：" + DateTime.Now.ToString("HH:mm:ss:ms"));
ShowHalconImg((HObject)hoImage, img.PicWidth, img.PicHeight);
_currHo = (HObject)hoImage;
ShowTips("图像显示完成：" + DateTime.Now.ToString("HH:mm:ss:ms"));
}
else if (_imgShowMode == ImgShowMode.bitmap) //
{
ShowTips("Bitmap转换开始：" + DateTime.Now.ToString("HH:mm:ss:ms"));
Bitmap bmp = null;
err = img.GenBmp(out bmp);
if (err != 0)
{
ShowTips("显示图片失败，未能将图片转化为Bitmap对象,错误信息：" + _currImage.GetErrorInfo(err));
if (!chkContinueGrab.Checked)
{
MessageBox.Show("显示图片失败，未能将图片转化为Bitmap对象,错误信息：" + _currImage.GetErrorInfo(err));
}
return;
}
ShowTips("Bitmap转换完成：" + DateTime.Now.ToString("HH:mm:ss:ms"));
ShowBitmap(bmp);////
if (null != _currBmp)
{
_currBmp.Dispose();
_currBmp = bmp;
}
}
_currImage = img;
}