/// <summary>
/// static factory method.
/// </summary>
/// <param name="cmode">color check mode</param>
/// <returns>cracker interface</returns>
public static Cracker Generate(CrackMode cmode)
{
Cracker cracker = null;
switch (cmode)
{
case CrackMode.Different:
cracker = new DifferentColorCracker();
break;
case CrackMode.Same:
cracker = new SameColorCracker();
break;
}
return(cracker);
}
/// <summary>
/// initialize UI and register event handers.
/// </summary>
public MainWindow()
{
// auto generate code.
InitializeComponent();
// mouse left to drag window.
this.MouseLeftButtonDown += (sender, e) => { this.DragMove(); };
// deactivate to activate.
// ignore activate when capturing or closing.
this.Deactivated += (sender, e) => {
if (this.capturing || this.Tag != null)
{
return;
}
// if no delay, often do not activated.
Task.Delay(200).ContinueWith(_ => {
this.Dispatcher.Invoke(() => {
this.Activate();
});
});
};
// closing to ignore deactivate event.
this.Closing += (sender, e) => {
this.Tag = new object();
};
// key control.
// escape to clear image or close window.
// enter to start crack.
// S to Same mode.
// D to Different mode.
// T to Terminate temporary transparent window.
this.KeyUp += (sender, e) => {
switch (e.Key)
{
case Key.Escape:
if (this.pic.Source != null)
{
ClearImage();
break;
}
Application.Current.Shutdown();
break;
case Key.Enter:
DoCrack();
break;
case Key.S:
cmode = CrackMode.Same;
this.BorderBrush = Brushes.Red;
ClearImage();
break;
case Key.D:
cmode = CrackMode.Different;
this.BorderBrush = Brushes.Black;
ClearImage();
break;
case Key.T:
this.Background.Opacity = this.Background.Opacity == 0 ? 1 : 0;
break;
default:
break;
}
};
// key control.
// enter to clear image.
// T to Temporary transparent window.
this.KeyDown += (sender, e) => {
switch (e.Key)
{
case Key.Enter:
ClearImage();
break;
default:
break;
}
};
}
