//图像放大滑动条
private void trackBarImgEnlarge_Scroll(object sender, EventArgs e)
{
if (curImage != null)
{
pictureBoxCurImg.Image = curImage.enlargeBmp(trackBarImgEnlarge.Value);
}
if (preImage != null)
{
pictureBoxPreImg.Image = preImage.enlargeBmp(trackBarImgEnlarge.Value);
}
labelEnlargeTimes.Text = "放大：x" + trackBarImgEnlarge.Value.ToString();
}
private void updataImg()
{
if (curImage != null)
{
preImage = curImage;
pictureBoxPreImg.Image = preImage.enlargeBmp(1);
}
curImage = new GrayBitmap(imgBuf, imgWidth, imgHeight);
pictureBoxCurImg.Image = curImage.enlargeBmp(1);
}
private void buttonImgLoadPre_Click(object sender, EventArgs e)
{
OpenFileDialog opndlg = new OpenFileDialog();
opndlg.Filter = "所有文件|*.bmp;*.jpg";
opndlg.Title = "打开图形文件";
opndlg.ShowHelp = true;
if (opndlg.ShowDialog() == DialogResult.OK)
{
string curFileName = opndlg.FileName;
try
{
Bitmap curBitmap = (Bitmap)Image.FromFile(curFileName);
preImage = new GrayBitmap(curBitmap);
pictureBoxPreImg.Image = preImage.enlargeBmp(1);
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
}
}