public void newWeightValue2(YWeighScale source, string value)
{
currentWeightValueLabel.Text = (Double.Parse(value)).ToString("0.000") + ChoosedWeighScale.unit;
double v = double.Parse(value);
NextButton.Enabled = v < refWeight / 50;
}
private void DeviceArrival(YModule m)
{
string serial = m.get_serialNumber();
int count = m.functionCount();
for (int i = 0; i < count; i++)
{
string t = m.functionType(i);
if (m.functionType(i) == "WeighScale")
{
string id = m.functionId(i);
CustomSensor ws = new CustomSensor(YWeighScale.FindWeighScale(serial + "." + id));
SensorChooser.Items.Add(ws);
SensorChooser.Visible = SensorChooser.Items.Count > 0;
if (SensorChooser.Items.Count == 1)
{
ChooseSensorTitle.Text = "One WeighScale sensor found, Click on Next if this is the one you want to use";
}
else
{
ChooseSensorTitle.Text = SensorChooser.Items.Count.ToString() + " WeighScale sensors found, Choose the one you want to use and click on Next";
}
if (SensorChooser.SelectedIndex < 0)
{
SensorChooser.SelectedIndex = 0;
}
NextButton.Enabled = true;
}
}
}
static void Main(string[] args)
{
string errmsg = "";
string target;
YWeighScale sensor;
if (args.Length < 1)
{
usage();
}
target = args[0].ToUpper();
// Setup the API to use local USB devices
if (YAPI.RegisterHub("usb", ref errmsg) != YAPI.SUCCESS)
{
Console.WriteLine("RegisterHub error: " + errmsg);
Environment.Exit(0);
}
if (target == "ANY")
{
sensor = YWeighScale.FirstWeighScale();
if (sensor == null)
{
Console.WriteLine("No module connected (check USB cable) ");
Environment.Exit(0);
}
Console.WriteLine("Using: " + sensor.get_module().get_serialNumber());
}
else
{
sensor = YWeighScale.FindWeighScale(target + ".weighScale1");
}
if (sensor.isOnline())
{
string unit = "";
// On startup, enable excitation and tare weigh scale
Console.WriteLine("Resetting tare weight...");
sensor.set_excitation(YWeighScale.EXCITATION_AC);
YAPI.Sleep(3000, ref errmsg);
sensor.tare();
unit = sensor.get_unit();
// Show measured weight continuously
while (sensor.isOnline())
{
Console.Write("Weight : " + sensor.get_currentValue().ToString() + unit);
Console.WriteLine(" (press Ctrl-C to exit)");
YAPI.Sleep(1000, ref errmsg);
}
}
YAPI.FreeAPI();
Console.WriteLine("Module not connected");
Console.WriteLine("check identification and USB cable");
}
// link the instance to a real YoctoAPI object
internal override void linkToHardware(string hwdName)
{
YWeighScale hwd = YWeighScale.FindWeighScale(hwdName);
// first redo base_init to update all _func pointers
base_init(hwd, hwdName);
// then setup Yocto-API pointers and callbacks
init(hwd);
}
// perform the 2nd stage setup that requires YoctoAPI object
protected void init(YWeighScale hwd)
{
if (hwd == null)
{
return;
}
base.init(hwd);
InternalStuff.log("registering WeighScale callback");
_func.registerValueCallback(valueChangeCallback);
}
public static YWeighScaleProxy FindWeighScale(string name)
{
// cases to handle:
// name ="" no matching unknwn
// name ="" unknown exists
// name != "" no matching unknown
// name !="" unknown exists
YWeighScale func = null;
YWeighScaleProxy res = (YWeighScaleProxy)YFunctionProxy.FindSimilarUnknownFunction("YWeighScaleProxy");
if (name == "")
{
if (res != null)
{
return(res);
}
res = (YWeighScaleProxy)YFunctionProxy.FindSimilarKnownFunction("YWeighScaleProxy");
if (res != null)
{
return(res);
}
func = YWeighScale.FirstWeighScale();
if (func != null)
{
name = func.get_hardwareId();
if (func.get_userData() != null)
{
return((YWeighScaleProxy)func.get_userData());
}
}
}
else
{
func = YWeighScale.FindWeighScale(name);
if (func.get_userData() != null)
{
return((YWeighScaleProxy)func.get_userData());
}
}
if (res == null)
{
res = new YWeighScaleProxy(func, name);
}
if (func != null)
{
res.linkToHardware(name);
if (func.isOnline())
{
res.arrival();
}
}
return(res);
}
/**
* <summary>
* Enumerates all functions of type WeighScale available on the devices
* currently reachable by the library, and returns their unique hardware ID.
* <para>
* Each of these IDs can be provided as argument to the method
* <c>YWeighScale.FindWeighScale</c> to obtain an object that can control the
* corresponding device.
* </para>
* </summary>
* <returns>
* an array of strings, each string containing the unique hardwareId
* of a device function currently connected.
* </returns>
*/
public static new string[] GetSimilarFunctions()
{
List <string> res = new List <string>();
YWeighScale it = YWeighScale.FirstWeighScale();
while (it != null)
{
res.Add(it.get_hardwareId());
it = it.nextWeighScale();
}
return(res.ToArray());
}
public override async Task <int> Run()
{
try {
await YAPI.RegisterHub(HubURL);
YWeighScale sensor;
if (Target.ToLower() == "any")
{
sensor = YWeighScale.FirstWeighScale();
if (sensor == null)
{
WriteLine("No module connected (check USB cable) ");
return(-1);
}
YModule m = await sensor.get_module();
WriteLine("Using: " + await m.get_serialNumber());
}
else
{
sensor = YWeighScale.FindWeighScale(Target + ".weighScale1");
}
if (await sensor.isOnline())
{
string unit = "";
// On startup, enable excitation and tare weigh scale
WriteLine("Resetting tare weight...");
await sensor.set_excitation(YWeighScale.EXCITATION_AC);
await YAPI.Sleep(3000);
await sensor.tare();
unit = await sensor.get_unit();
// Show measured weight continuously
while (await sensor.isOnline())
{
WriteLine("Weight : " + await sensor.get_currentValue() + unit);
await YAPI.Sleep(1000);
}
}
} catch (YAPI_Exception ex) {
WriteLine("error: " + ex.Message);
}
YAPI.FreeAPI();
return(0);
}
/**
* <summary>
* Retrieves a weighing scale sensor for a given identifier.
* <para>
* The identifier can be specified using several formats:
* </para>
* <para>
* </para>
* <para>
* - FunctionLogicalName
* </para>
* <para>
* - ModuleSerialNumber.FunctionIdentifier
* </para>
* <para>
* - ModuleSerialNumber.FunctionLogicalName
* </para>
* <para>
* - ModuleLogicalName.FunctionIdentifier
* </para>
* <para>
* - ModuleLogicalName.FunctionLogicalName
* </para>
* <para>
* </para>
* <para>
* This function does not require that the weighing scale sensor is online at the time
* it is invoked. The returned object is nevertheless valid.
* Use the method <c>YWeighScale.isOnline()</c> to test if the weighing scale sensor is
* indeed online at a given time. In case of ambiguity when looking for
* a weighing scale sensor by logical name, no error is notified: the first instance
* found is returned. The search is performed first by hardware name,
* then by logical name.
* </para>
* <para>
* If a call to this object's is_online() method returns FALSE although
* you are certain that the matching device is plugged, make sure that you did
* call registerHub() at application initialization time.
* </para>
* <para>
* </para>
* </summary>
* <param name="func">
* a string that uniquely characterizes the weighing scale sensor
* </param>
* <returns>
* a <c>YWeighScale</c> object allowing you to drive the weighing scale sensor.
* </returns>
*/
public static YWeighScale FindWeighScale(string func)
{
YWeighScale obj;
lock (YAPI.globalLock) {
obj = (YWeighScale)YFunction._FindFromCache("WeighScale", func);
if (obj == null)
{
obj = new YWeighScale(func);
YFunction._AddToCache("WeighScale", func, obj);
}
}
return(obj);
}
private async void onLoad(object sender, RoutedEventArgs e)
{
try {
await YAPI.RegisterHub("usb");
sensor = YWeighScale.FirstWeighScale();
if (sensor == null)
{
await FatalError("No WeighScale connected");
}
display = YDisplay.FirstDisplay();
if (display != null)
{
//clean up
await display.resetAll();
// retreive the display size
w = await display.get_displayWidth();
h = await display.get_displayHeight();
// reteive the first layer
l0 = await display.get_displayLayer(0);
l1 = await display.get_displayLayer(1);
// display a text in the middle of the screen
await l0.selectFont("Large.yfm");
}
await sensor.set_excitation(YWeighScale.EXCITATION_AC);
await YAPI.Sleep(3000);
await sensor.tare();
unit = await sensor.get_unit();
await sensor.registerValueCallback(sensorValueChangeCallBack);
} catch (YAPI_Exception ex) {
await FatalError(ex.Message);
}
timer = new NonReentrantDispatcherTimer();
timer.Interval = new TimeSpan(0, 0, 0, 0, 100);
timer.TickTask = async() => { await dispatcherTimer_Tick(); };
timer.Start();
}
public CustomSensor(YWeighScale sourceSensor)
{
_sourceSensor = sourceSensor;
reloadConfig(null);
_sourceSensor.get_module().registerConfigChangeCallback(reloadConfig);
}
// perform the initial setup that may be done without a YoctoAPI object (hwd can be null)
internal override void base_init(YFunction hwd, string instantiationName)
{
_func = (YWeighScale)hwd;
base.base_init(hwd, instantiationName);
}
//--- (end of YWeighScale definitions)
//--- (YWeighScale implementation)
internal YWeighScaleProxy(YWeighScale hwd, string instantiationName) : base(hwd, instantiationName)
{
InternalStuff.log("WeighScale " + instantiationName + " instantiation");
base_init(hwd, instantiationName);
}
public void newWeightValue(YWeighScale source, string value)
{
double v = double.Parse(value);
NextButton.Enabled = v < refWeight / 50;
}
