public void TwoContactsToBytes()
{
MultiTouchReport report = new MultiTouchReport(2, true);
Point point = HidContactInfo.GetPoint(new Point(2,3));
report.Contacts.Add(CreateContact(HidContactState.Updated, 1, 2, 3, 4, 5));
report.Contacts.Add(CreateContact(HidContactState.Updated, 2, 2, 3, 4, 5));
const int expectedPresure = 4 * 5;
report.ToBytes();
byte[] data = report.Data;
BinaryReader reader = new BinaryReader(new MemoryStream(data));
Assert.AreEqual(3, reader.ReadByte()); //tip, inrange
Assert.AreEqual(0, reader.ReadByte()); //
Assert.AreEqual(Convert.ToUInt16(point.X), reader.ReadUInt16()); // x
Assert.AreEqual(Convert.ToUInt16(point.Y), reader.ReadUInt16()); // y
Assert.AreEqual(expectedPresure, reader.ReadUInt16()); // pressure
Assert.AreEqual(4, reader.ReadUInt16()); // width
Assert.AreEqual(5, reader.ReadUInt16()); // height
Assert.AreEqual(1, reader.ReadUInt16()); // id
Assert.AreEqual(3, reader.ReadByte()); //tip, inrange
Assert.AreEqual(0, reader.ReadByte()); //
Assert.AreEqual(Convert.ToUInt16(point.X), reader.ReadUInt16()); // x
Assert.AreEqual(Convert.ToUInt16(point.Y), reader.ReadUInt16()); // y
Assert.AreEqual(expectedPresure, reader.ReadUInt16()); // pressure
Assert.AreEqual(4, reader.ReadUInt16()); // width
Assert.AreEqual(5, reader.ReadUInt16()); // height
Assert.AreEqual(2, reader.ReadUInt16()); // id
Assert.AreEqual(2, reader.ReadByte());
}
private void SendContacts(ICollection<HidContactInfo> contactsToSend)
{
MultiTouchReport report = new MultiTouchReport((byte) contactsToSend.Count, true);
int index = 0;
foreach (HidContactInfo contactInfo in contactsToSend)
{
contactInfo.Timestamp = DateTime.Now;
report.Contacts.Add(contactInfo);
index++;
if (contactsToSend.Count - index == 0)
SendReport(report);
else if (index % MultiTouchReport.MaxContactsPerReport == 0)
{
SendReport(report);
report = new MultiTouchReport((byte) contactsToSend.Count, false);
}
}
}
private void SendContacts(ICollection <HidContactInfo> contactsToSend)
{
MultiTouchReport report = new MultiTouchReport((byte)contactsToSend.Count, true);
int index = 0;
foreach (HidContactInfo contactInfo in contactsToSend)
{
contactInfo.Timestamp = DateTime.Now;
report.Contacts.Add(contactInfo);
index++;
if (contactsToSend.Count - index == 0)
{
SendReport(report);
}
else if (index % MultiTouchReport.MaxContactsPerReport == 0)
{
SendReport(report);
report = new MultiTouchReport((byte)contactsToSend.Count, false);
}
}
}
private void SendReport(MultiTouchReport report)
{
report.ToBytes();
device.WriteReport(report);
}
private void SendReport(MultiTouchReport report)
{
report.ToBytes();
device.WriteReport(report);
}
