private void cheEditFile_CheckedChanged(object sender, EventArgs e)
{
try
{
if (this.cheEditFile.Checked == true)
{
string path = this.txtPicturePath.Text.Trim();
if (File.Exists(path) == true)
{
using (Image image = this.picboxQRCodePicture.Image)
{
ImageFormat imageFormat = QRCodeCommon.GetImageFormat(path);
image.Save(path, imageFormat);
}
}
else
{
throw new FileNotFoundException("需要修改的文件不存在，请先保存。");
}
}
}
catch (Exception ee)
{
MessageBox.Show(ee.Message, "错误");
}
}
private void btnScreen_Click(object sender, EventArgs e)
{
try
{
Rectangle rectangle = Screen.PrimaryScreen.Bounds;
rectangle.Width = 1920;
rectangle.Height = 1080;
Image image = new Bitmap(rectangle.Width, rectangle.Height);
using (Graphics graphics = Graphics.FromImage(image))
{
graphics.CopyFromScreen(0, 0, 0, 0, rectangle.Size);
}
using (ScreenForm screenForm = new ScreenForm(image))
{
screenForm.ShowDialog();
if (screenForm.bSucceed == true)
{
this.txtQRCodeText.Text = QRCodeCommon.ImageToText(Clipboard.GetImage());
}
}
}
catch (Exception ee)
{
MessageBox.Show(ee.Message, "错误");
}
}
private void txtPicturePath_TextChanged(object sender, EventArgs e)
{
try
{
string path = this.txtPicturePath.Text.Trim();
if (path == "")
{
return;
}
if (File.Exists(path))
{
using (Stream stream = File.Open(path, FileMode.Open))
{
if (stream.Length == 0)
{
return;
}
this.picboxQRCodePicture.Image = Image.FromStream(stream);
}
this.txtQRCodeText.Text = QRCodeCommon.ImageToText(this.picboxQRCodePicture.Image);
}
else
{
this.picboxQRCodePicture.Image = this.picboxQRCodePicture.ErrorImage;
this.txtQRCodeText.Text = "";
}
}
catch (Exception ee)
{
MessageBox.Show(ee.Message, "错误");
}
}
/// <summary>
/// 保存图片
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSavePicture_Click(object sender, EventArgs e)
{
try
{
this.saveFileDialog1.Filter = @"
所有图片| *.bmp; *.ico; *.gif; *.jpeg; *.jpg; *.png; *.tif; *.tiff |
Windows Bitmap(*.bmp)|*.bmp|
Windows Icon(*.ico)|*.ico|
Graphics Interchange Format (*.gif)|(*.gif)|
JPEG File Interchange Format (*.jpg)|*.jpg;*.jpeg|
Portable Network Graphics (*.png)|*.png|
Tag Image File Format (*.tif)|*.tif;*.tiff";
DialogResult result = this.saveFileDialog1.ShowDialog();
if (result == DialogResult.OK)
{
string path = this.saveFileDialog1.FileName;
using (Image image = this.picboxQRCodePicture.Image)
{
ImageFormat imageFormat = QRCodeCommon.GetImageFormat(path);
image.Save(path, imageFormat);
}
this.txtPicturePath.Text = path;
}
}
catch (Exception ee)
{
MessageBox.Show(ee.Message, "错误");
}
}
private void txtQRCodeText_TextChanged(object sender, EventArgs e)
{
try
{
Size size;
string path = this.txtPicturePath.Text.Trim();
string content = this.txtQRCodeText.Text;
if (content == "")
{
this.picboxQRCodePicture.Image = this.picboxQRCodePicture.ErrorImage;
return;
}
size = new Size()
{
Width = int.Parse(this.txtWidth.Text),
Height = int.Parse(this.txtHeight.Text),
};
Image image = QRCodeCommon.TextToBitmap(content, size, this.barcodeFormat);
this.picboxQRCodePicture.Image = image;
this.labWidth.Text = "宽:" + image.Size.Width.ToString();
this.labHeight.Text = "高:" + image.Size.Height.ToString();
this.labTextLength.Text = "内容长度:" + content.Length;
//using (Stream stream = new MemoryStream())
//{
// image.Save(stream, image.RawFormat);
// this.labPictureSIze.Text = "图片大小:" + (stream.Length / 1024 + "K");
//}
string strPath = DateTime.Now.ToFileTimeUtc().ToString() + ".png";
image.Save(strPath);
using (Stream stream = File.OpenRead(strPath))
{
this.labPictureSIze.Text = "图片大小:" + (stream.Length / 1024 + "K");
}
File.Delete(strPath);
if (this.cheEditFile.Checked == true)
{
if (File.Exists(path) == true)
{
ImageFormat imageFormat = QRCodeCommon.GetImageFormat(path);
image.Save(path, imageFormat);
//image.Dispose();
}
else
{
throw new FileNotFoundException("需要修改的文件不存在，请先保存。");
}
}
}
catch (Exception ee)
{
MessageBox.Show(ee.Message, "错误");
}
}
