Unhandled exception at 0x7586A8B2 (KernelBase.dll) in TargetPriceAlert.exe:
0xE0434352 (parameters: 0x80131604, 0x00000000, 0x00000000, 0x00000000,
0x72EC0000).
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Threading;
using Tesseract;
using System.Media;
using ImageFormat = System.Drawing.Imaging.ImageFormat;
namespace TargetPriceAlert
{
public partial class SetPrice : Form
{
String readingtext;
Double readingnumber, up, down;
Thread y;
int yes = 0;
bool go = true;
int setalertcount = 0;
int screenx, screeny, screenw, screenh;
Size screens;
DialogResult result;
public SetPrice(Int32 x, Int32 y, Int32 w, Int32 h, Size s)
{
screenx = x;
screeny = y;
screenw = w;
screenh = h;
screens = s;
InitializeComponent();
//C#: how to take a screenshot of a portion of screen
https://stackoverflow.com/a/3306633/5260872
Rectangle rect = new Rectangle(x, y, w, h);
Bitmap bmp = new Bitmap(rect.Width, rect.Height,
PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(bmp);
g.CopyFromScreen(rect.Left, rect.Top, 0, 0, s,
CopyPixelOperation.SourceCopy);
pbCapture.Image = bmp;
}
private void btnSetAlert_Click(object sender, EventArgs e)
{
if (setalertcount >= 1) { }
else
{
go = true;
yes = 0;
y = new Thread(ScreenCapture);
y.IsBackground = true;
y.Start();
setalertcount++;
}
}
private void btnSetPrice_Click(object sender, EventArgs e)
{
var u = double.TryParse(textBoxUp.Text, out up);
var d = double.TryParse(textBoxDown.Text, out down);
if (u)
{ textBoxuppriceR.Text = textBoxUp.Text; }
if (d)
{ textBoxdownpriceR.Text = textBoxDown.Text; }
}
private void btnHome_Click(object sender, EventArgs e)
{
Form1 home = new Form1();
this.Hide();
home.Show();
}
private void SetPrice_FormClosing(object sender,
FormClosingEventArgs e)
{
go = false;
}
private void btnStop_Click(object sender, EventArgs e)
{
go = false;
setalertcount = 0;
}
private void ScreenCapture()
{
while (go)
{
Rectangle rect = new Rectangle(screenx, screeny, screenw,
screenh);
Bitmap capture = new Bitmap(rect.Width, rect.Height,
PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(capture);
g.CopyFromScreen(rect.Left, rect.Top, 0, 0, screens,
CopyPixelOperation.SourceCopy);
try
{
pbCapture.Invoke(new MethodInvoker(
delegate ()
{
pbCapture.Image = capture;
}
));
}
catch { }
ReadingPrice();
try
{
textBoxReadingPrice.Invoke(new MethodInvoker(
delegate ()
{
textBoxReadingPrice.Text = readingtext;
}));
}
catch { }
bool ss = double.TryParse(readingtext, out readingnumber);
if (ss)
ComparePrice();
capture.Dispose();
if (yes == 1)
{
SoundPlayer player = new
SoundPlayer("C:\\Windows\\Media\\Ring03.wav");
player.Play();
//or
player.PlayLooping();
//then whenver you want to stop
string message = "The Price is" + readingtext;
string title = "The Target Price is Hitting";
this.Invoke(new MethodInvoker(delegate ()
{
result = MessageBox.Show(message, title);
}));
if (result == DialogResult.OK)
{
go = false;
player.Stop();
setalertcount = 0;
break;
}
}
Thread.Sleep(100);
}
}
private void ReadingPrice()
{
Rectangle rect = new Rectangle(screenx, screeny, screenw,
screenh);
Bitmap readingpicture = new Bitmap(rect.Width, rect.Height,
PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(readingpicture);
g.CopyFromScreen(rect.Left, rect.Top, 0, 0, screens,
CopyPixelOperation.SourceCopy);
var img = new Bitmap(readingpicture);
var ocr = new TesseractEngine("./tessdata", "eng",
EngineMode.TesseractAndLstm);
var text = ocr.Process(img);
readingtext = text.GetText();
readingpicture.Dispose();
}
private void ComparePrice()
{
if (readingnumber >= up || readingnumber <= down)
{ yes = 1; }
}
}
}
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