private bool isPlaying = false;//是否正在播放标志位
private void CBO_CamID_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.CBO_CamID.Text.Equals(""))
{
MessageBox.Show("请选择线路");
}
else if (!int.TryParse(this.CBO_CamID.Text, out CamID))
{
MessageBox.Show("请输入正确的线路编号");
}
else
{
CamID = int.Parse(this.CBO_CamID.Text);
operation.readThresholdFromDB(CamID, threshold);//读取报警阈值
this.chart_volumn.Series[0].Points.Clear();
if (isPlaying)
{
vlc.release();//释放VLC资源
}
try
{
//获取摄像头URL
string str = string.Format("SELECT * FROM tb_param WHERE CamID={0};", this.CBO_CamID.Text);
DataTable dt = mysql.ExecuteDataTable(str);
string url = dt.Rows[0]["Url"].ToString();
this.lb_position.Text = "--" + dt.Rows[0]["Position"].ToString() + "--" + dt.Rows[0]["CamID"].ToString();
//播放网络视频,读取url
vlc.playUrl(url, this.Pic_Monitor.Handle);
// //播放本地视频
/// vlc.playLocalVideo(@"C:\Users\Tony\Desktop\CAM220140529142103.avi", this.Pic_Monitor.Handle);
// //
isPlaying = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
MessageBox.Show("请输入正确编号");
}
CBO_CamID.Hide();
Pic_Change.Show();
timer.Start();
timer_Tick(sender, e);
timer_check.Start();
HistoryData HD = new HistoryData();
HO.ReadDayData(CamID, HD, DateTime.Now.AddDays(-1));
operation.showAsPieChart(chart_Yes, HD.UpVolume, HD.DownVolume); //昨日饼状图
HO.ReadWeekData(CamID, HD, DateTime.Now.AddDays(-7));
HO.ShowAsBarChart_week_int(chart_lastWeek, HD.TotalVolumeList); //上周柱状图
HO.ReadWeekData(CamID, HD, DateTime.Now);
HO.ShowAsBarChart_week_int(chart_week, HD.TotalVolumeList); //本周柱状图
//operation.showAsPieChart(chart_Yes, 123134, 123122);
//operation.showAsBarGraph(chart_lastWeek, new List<int>() { 23451, 23453, 52234, 21345, 66774, 77425, 23435 });//上周柱状图
//operation.showAsBarGraph(chart_week, new List<int>() { 53755, 83547, 14356, 45367, 98765, 34213, 47653 });//本周柱状图
}
}
private void Pic_Change_Click(object sender, EventArgs e)
{
Pic_Change.Hide();
CBO_CamID.Show();
}
