public KeySwitcherDragger(IKeyboardQuery keyboard, ModifierKeys activatingKeys,
ILocalDragger <T> pressedTarget, ILocalDragger <T> defaultTarget)
{
this.keyboard = keyboard;
this.pressedTarget = pressedTarget;
this.defaultTarget = defaultTarget;
this.activatingKeys = activatingKeys;
}
private static ILocalDragger <Point> FieldDragger(
IKeyboardQuery keyboard, Point initialPoint, ILocalDragger <Point> target) =>
InitialPoint(initialPoint,
OnKey(keyboard, ModifierKeys.Shift, i => new RestrictToAxis(i),
OnKey(keyboard, ModifierKeys.Alt, i => GridSnapping(5, i), target)));
public static ILocalDragger <Point> FieldDragger(IKeyboardQuery keyboard,
double initialX, double initialY, ILocalDragger <Point> target) =>
FieldDragger(keyboard, new Point(initialX, initialY), target);
public static ILocalDragger <T> OnKey <T>(IKeyboardQuery keyboard,
ModifierKeys modifier, Func <ILocalDragger <T>, ILocalDragger <T> > whenPressed,
ILocalDragger <T> unpressed) where T : struct =>
new KeySwitcherDragger <T>(keyboard, modifier, whenPressed(unpressed), unpressed);