/// <summary>
/// Maps GPIOs to Buttons that can be processed by
/// Microsoft.SPOT.Presentation.
/// </summary>
/// <param name="source"></param>
public GPIOButtonInputProvider(PresentationSource source)
{
// Set the input source.
this.source = source;
// Register our object as an input source with the input manager and
// get back an InputProviderSite object which forwards the input
// report to the input manager, which then places the input in the
// staging area.
site = InputManager.CurrentInputManager.RegisterInputProvider(this);
// Create a delegate that refers to the InputProviderSite object's
// ReportInput method.
callback = new DispatcherOperationCallback(delegate(object report)
{
InputReportArgs args = (InputReportArgs)report;
return(site.ReportInput(args.Device, args.Report));
});
Dispatcher = Dispatcher.CurrentDispatcher;
//--------------
// Create a hardware provider.
// HardwareProvider hwProvider = new HardwareProvider();
//--------------
// Create the pins that are needed for the buttons. Default their
// values for the emulator.
GpioPin pinLeft = Gpio.OpenPin(1);
GpioPin pinRight = Gpio.OpenPin(2);
GpioPin pinUp = Gpio.OpenPin(3);
GpioPin pinSelect = Gpio.OpenPin(4);
GpioPin pinDown = Gpio.OpenPin(5);
// Allocate button pads and assign the (emulated) hardware pins as
// input from specific buttons.
ButtonPad[] buttons = new ButtonPad[]
{
// Associate the buttons to the pins as discovered or set above
new ButtonPad(this, Button.VK_LEFT, pinLeft),
new ButtonPad(this, Button.VK_RIGHT, pinRight),
new ButtonPad(this, Button.VK_UP, pinUp),
new ButtonPad(this, Button.VK_SELECT, pinSelect),
new ButtonPad(this, Button.VK_DOWN, pinDown),
};
this.buttons = buttons;
}
private void HandleTouch(RawButtonActions action, TouchScreenEventArgs eventArgs)
{
dispatcher.Invoke(
new TimeSpan(0, 0, 3),
delegate(object arg)
{
Button button = (Button)eventArgs.Target;
RawButtonInputReport report = new RawButtonInputReport(this.presentationSource, eventArgs.TimeStamp, button, action);
bool handled = site.ReportInput(this.buttonDevice, report);
if (!handled)
{
ButtonEventArgs buttonEventArgs = new ButtonEventArgs(this.buttonDevice, this.presentationSource, eventArgs.TimeStamp, button);
this.OnButtonUp(buttonEventArgs);
}
return(null);
},
null);
}
/// <summary>
/// Maps GPIOs to Buttons that can be processed by
/// nanoFramework.Presentation.
/// </summary>
/// <param name="source"></param>
public GPIOButtonInputProvider(PresentationSource source)
{
// Set the input source.
this.source = source;
// Register our object as an input source with the input manager and
// get back an InputProviderSite object which forwards the input
// report to the input manager, which then places the input in the
// staging area.
site = InputManager.CurrentInputManager.RegisterInputProvider(this);
// Create a delegate that refers to the InputProviderSite object's
// ReportInput method.
callback = new DispatcherOperationCallback(delegate(object report)
{
InputReportArgs args = (InputReportArgs)report;
return(site.ReportInput(args.Device, args.Report));
});
Dispatcher = Dispatcher.CurrentDispatcher;
this.buttons = new ArrayList();
}
/// <summary>
/// Maps GPIOs to Buttons that can be processed by
/// Microsoft.SPOT.Presentation.
/// </summary>
/// <param name="source"></param>
public GPIOButtonInputProvider(PresentationSource source)
{
// Set the input source.
this.source = source;
// Register our object as an input source with the input manager and
// get back an InputProviderSite object which forwards the input
// report to the input manager, which then places the input in the
// staging area.
site = InputManager.CurrentInputManager.RegisterInputProvider(this);
// Create a delegate that refers to the InputProviderSite object's
// ReportInput method.
callback = new DispatcherOperationCallback(delegate(object report)
{
#if MF_FRAMEWORK_VERSION_V3_0
return(site.ReportInput((InputReport)report));
#else
InputReportArgs args = (InputReportArgs)report;
return(site.ReportInput(args.Device, args.Report));
#endif
});
Dispatcher = Dispatcher.CurrentDispatcher;
// Create a hardware provider.
HardwareProvider hwProvider = new HardwareProvider();
// Create the pins that are needed for the buttons. Default their
// values for the emulator.
Cpu.Pin pinLeft = Cpu.Pin.GPIO_Pin0;
Cpu.Pin pinRight = Cpu.Pin.GPIO_Pin1;
Cpu.Pin pinUp = Cpu.Pin.GPIO_Pin2;
Cpu.Pin pinSelect = Cpu.Pin.GPIO_Pin3;
Cpu.Pin pinDown = Cpu.Pin.GPIO_Pin4;
// Use the hardware provider to get the pins. If the left pin is
// not set, assume none of the pins are set, and set the left pin
// back to the default emulator value.
if ((pinLeft = hwProvider.GetButtonPins(Button.VK_LEFT)) ==
Cpu.Pin.GPIO_NONE)
{
pinLeft = Cpu.Pin.GPIO_Pin0;
}
else
{
pinRight = hwProvider.GetButtonPins(Button.VK_RIGHT);
pinUp = hwProvider.GetButtonPins(Button.VK_UP);
pinSelect = hwProvider.GetButtonPins(Button.VK_SELECT);
pinDown = hwProvider.GetButtonPins(Button.VK_DOWN);
}
// Allocate button pads and assign the (emulated) hardware pins as
// input from specific buttons.
ButtonPad[] buttons = new ButtonPad[]
{
// Associate the buttons to the pins as discovered or set above
new ButtonPad(this, Button.VK_LEFT, pinLeft),
new ButtonPad(this, Button.VK_RIGHT, pinRight),
new ButtonPad(this, Button.VK_UP, pinUp),
new ButtonPad(this, Button.VK_SELECT, pinSelect),
new ButtonPad(this, Button.VK_DOWN, pinDown),
};
this.buttons = buttons;
}
