private IVideoSourceConfig GetBackPlayVSConfig(IVideoSourceConfig vsConfig, IAlarmInfo alarmInfo)
{
CVideoSourceConfig newVSConfig = vsConfig.Clone() as CVideoSourceConfig;
if (newVSConfig != null)
{
newVSConfig.Name = vsConfig.Name + "_BackPlay_" + newVSConfig.Handle;
newVSConfig.StartTime = alarmInfo.AlarmTime.AddSeconds(-10);
newVSConfig.StopTime = alarmInfo.AlarmTime;
newVSConfig.IsRecord = false;
newVSConfig.IsCycle = false;
newVSConfig.Enabled = true;
}
IVideoSourceType vsType = vsConfig.SystemContext.VideoSourceTypeManager.GetConfig(vsConfig.Type);
if (vsType != null)
{
string backPlayType = vsType.BackPlayType;
if (!backPlayType.Equals(""))
{
newVSConfig.Type = backPlayType;
newVSConfig.FileName = "";
}
}
return(newVSConfig);
}
private void dataGridView_alarm_record_SelectionChanged(object sender, EventArgs e)
{
BackPlayer.Close();
DataGridViewRow row = dataGridView_alarm_record.CurrentRow;
if (row != null)
{
IAlarmInfo alarmInfo = row.Cells[1].Value as IAlarmInfo;
if (alarmInfo != null)
{
if (!alarmInfo.VideoSource.Equals(""))
{
IVideoSourceConfig vsConfig = alarmInfo.GetVideoSourceConfig();
if (vsConfig != null)
{
IVideoSourceConfig backVSConfig = GetBackPlayVSConfig(vsConfig, alarmInfo);
if (backVSConfig != null)
{
BackPlayer.Config = backVSConfig;
BackPlayer.DefaultImage = alarmInfo.GetAlarmImage();
label_alarm_monitor.Text = alarmInfo.ToString();
label_alarm_type.Text = alarmInfo.GetAlarmType();
label_alarm_time.Text = alarmInfo.AlarmTime.ToString("yyyy年MM月dd日 HH时mm分ss秒");
label_transact_time.Text = alarmInfo.TransactTime.ToString("yyyy年MM月dd日 HH时mm分ss秒");
label_transact_user.Text = alarmInfo.Transactor;
}
}
}
}
}
}
private void ToolStripMenuItem_clear_Click(object sender, EventArgs e)
{
DataGridViewRow row = dataGridView_alarm_record.CurrentRow;
while (row != null)
{
IAlarmInfo alarmInfo = row.Cells[1].Value as IAlarmInfo;
if (alarmInfo != null)
{
if (alarmInfo.Delete())
{
dataGridView_alarm_record.Rows.Remove(row);
}
}
row = dataGridView_alarm_record.CurrentRow;
}
if (dataGridView_alarm_record.Rows.Count == 0)
{
BackPlayer.DefaultImage = null;
BackPlayer.Config = null;
}
}