private void buttonOpenPic_Click(object sender, EventArgs e)
{
OpenFileDialog fileDialog1 = new OpenFileDialog();
fileDialog1.InitialDirectory = "d://";
fileDialog1.Filter = "xls files (*.jpg;*.png)|*.jpg;*.png|All files (*.*)|*.*";
fileDialog1.FilterIndex = 1;
fileDialog1.RestoreDirectory = true;
if (fileDialog1.ShowDialog() == DialogResult.OK)
{
textBoxSrcPic.Text = fileDialog1.FileName;
_initImage = PicManage.GetFromFile(textBoxSrcPic.Text);
_zoomRate.Reset();
_zoomRate.SetRate(10);
_zoomRate.SetSize(_initImage.Width, _initImage.Height);
ShowPicOnCtrl(_initImage);
SetSpliteRect(false);
pictureBoxSrc.Invalidate();
textBoxOutFileName.Text = Path.GetFileNameWithoutExtension(textBoxSrcPic.Text);
}
else
{
}
}
void DoSplite()
{
if (_initImage == null)
{
return;
}
try
{
Directory.CreateDirectory(textBoxSaveDir.Text);
string fileName = GetSaveFileName();
string fileType = comboBoxFileType.Text;
int i = 0;
//切割文件
using (FileStream sFileStream = new FileStream(textBoxSrcPic.Text, FileMode.Open))
{
Image initImage = Image.FromStream(sFileStream, true);
int quality = 100; //图片质量
Image destImage = null;
int outWidth = int.Parse(textBoxOutPicWidth.Text);
int widthNum = _splitRectGroup.GetWidthNum();
foreach (Rectangle rect in _splitRectGroup.GetRectsSplit())
{
string filePath = Path.Combine(textBoxSaveDir.Text, string.Format("{0}_{1}_{2}.{3}", textBoxOutFileName.Text, i % widthNum, i / widthNum, fileType));
File.Delete(filePath);
bool ret = PicManage.SplitPic(initImage, rect.X, rect.Y, rect.Width, rect.Height,
ref destImage, outWidth);
if (ret)
{
//获取系统编码类型数组,包含了jpeg,bmp,png,gif,tiff
ImageCodecInfo ici = PicManage.GetCodeInfo(filePath);
EncoderParameters ep = new EncoderParameters(1);
ep.Param[0] = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)quality);
destImage.Save(filePath, ici, ep);
}
i++;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void buttonZoomIn_Click(object sender, EventArgs e)
{
if (_initImage == null)
{
return;
}
int widthNew = 0;
int heightNew = 0;
_zoomRate.GetNextZoomIn(ref widthNew, ref heightNew);
Image newImage = null;;
PicManage.ZoomAuto(_initImage, ref newImage, widthNew, heightNew);
if (newImage != null)
{
ShowPicOnCtrl(newImage);
}
}