//////////////////////////////////////////////////////////////////////////// /// <summary> /// Registers an MTAPI raw data client over the entire tablet surface /// (no hitrect or HWND required). /// </summary> /// <param name="deviceID_I">touch device identifier</param> /// <param name="callback_I">callback function used by MTAPI to send touch data</param> /// <param name="userData_I">custom user data</param> public void RegisterClient(Int32 deviceID_I, ref WacomMTCallback callback_I, IntPtr userData_I) { try { InitWacomMTClientParams(deviceID_I, ref callback_I, userData_I); WacomMTError res = CWacomMTInterface.WacomMTRegisterRawReadCallback( mDeviceID, mClientMode, mTouchCallback, mUserData); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed WacomMTRegisterRawReadCallback with error: " + res.ToString(); throw new Exception(errMsg); } #if TRACE_CLIENT DumpClient("RegisterClient"); #endif //TRACE_CLIENT } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
private void Form1_Load(object sender, EventArgs e) { WacomMTError status = WacomMTError.WMTErrorSuccess; IntPtr userDataBuf = IntPtr.Zero; try { mWacomMTConfig.Init(); //Delegate called when events come to tablet mUpdateRealTimeLabel = new UpdateDelegate(this.DoUpdateGraphicsControl); mUpdateRealTimeLabel += this.DoSendMidiMessage; // crée un nouveau callback attach et abonne a ce callback mAttachCallback = new WacomMTAttachCallback(this.DoAttachWindowClientCallback); status = CWacomMTInterface.WacomMTRegisterAttachCallback(this.mAttachCallback, IntPtr.Zero); if (status != WacomMTError.WMTErrorSuccess) { throw new Exception("Failed to register for device attaches - err: " + status.ToString()); } // crée un nouveau callback detack et abonne a ce callback mDetachCallback = new WacomMTDetachCallback(this.DoDetachWindowClientCallback); status = CWacomMTInterface.WacomMTRegisterDetachCallback(this.mDetachCallback, IntPtr.Zero); if (status != WacomMTError.WMTErrorSuccess) { throw new Exception("Failed to register for device detaches - err: " + status.ToString()); } //crée un nouveau callback de type Finger Read et abonne a celui-ci WacomMTHitRect HR = new WacomMTHitRect(0, 0, 0, 0); mTouchDataCallback = new WacomMTCallback(this.DoFingerDataUpdateCallback); status = CWacomMTInterface.WacomMTRegisterFingerReadCallback(0, ref HR, _processingMode, mTouchDataCallback, IntPtr.Zero); UpdateLabelText(); } catch (Exception ex) { MessageBox.Show("Error : " + ex.ToString()); } }
//////////////////////////////////////////////////////////////////////////// /// <summary> /// Unregisters an MTAPI HWND client. /// </summary> public void UnregisterHWNDClient() { try { ThrowIfInvalidHWND(mHwnd); WacomMTError res = DoUnregisterHwndCallback(); ClearWacomMTWindowClientParams(); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed DoUnregisterHwndCallback with error: " + res.ToString(); throw new Exception(errMsg); } } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
// ------------------------------------------------------------------------- // Hwnd methods // ------------------------------------------------------------------------- //////////////////////////////////////////////////////////////////////////// /// <summary> /// Register an MTAPI client by its window handle. /// </summary> /// <param name="deviceID_I">touch device identifier</param> /// <param name="hwnd_I">window handle tracked by MTAPI for touch contacts</param> /// <param bufferDepth_I="userData_I">number of callback buffers that MTAPI creates</param> public void RegisterHWNDClient(Int32 deviceID_I, HWND hwnd_I, Int32 bufferDepth_I = 1) { try { InitWacomMTHwndClientParams(deviceID_I, hwnd_I, bufferDepth_I); WacomMTError res = DoRegisterHwndCallback(); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed DoRegisterHwndCallback with error: " + res.ToString(); throw new Exception(errMsg); } } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
//////////////////////////////////////////////////////////////////////////// /// <summary> /// Changes a hitrect client's current hitrect. /// </summary> /// <param name="newHitRect_I">rectangle tracked by MTAPI for touch contacts</param> /// <param name="userData_I">custom user data</param> public void MoveHitRectClient(WacomMTHitRect newHitRect_I, IntPtr userData_I) { try { WacomMTError res = WacomMTError.WMTErrorSuccess; WacomMTHitRect oldHitRect = mHitRect; WacomMTHitRect newHitRect = newHitRect_I; ThrowIfInvalidDeviceID(mDeviceID); ThrowIfInvalidHitRect(ref oldHitRect); ThrowIfInvalidHitRect(ref newHitRect); res = DoMoveHitRectCallback(newHitRect, userData_I); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed DoMoveHitRectCallback with error: " + res.ToString(); throw new Exception(errMsg); } mHitRect = newHitRect; mUserData = userData_I; #if TRACE_CLIENT DumpClient("MoveHitRectClient"); #endif //TRACE_CLIENT } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
//////////////////////////////////////////////////////////////////////////// /// <summary> /// Unregisters an MTAPI hitrect client /// </summary> public void UnregisterHitRectClient() { try { ThrowIfInvalidDeviceID(mDeviceID); ThrowIfInvalidHitRect(ref mHitRect); #if TRACE_CLIENT DumpClient("UnregisterHitRectClient"); #endif //TRACE_CLIENT WacomMTError res = DoUnregisterHitRectCallback(); ClearWacomMTWindowClientParams(); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed to unregister a hitrect client with error: " + res.ToString(); throw new Exception(errMsg); } } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }
// ------------------------------------------------------------------------- // HitRect methods // ------------------------------------------------------------------------- //////////////////////////////////////////////////////////////////////////// /// <summary> /// Registers an MTAPI windowed client using a hitrect. /// </summary> /// <param name="deviceID_I">touch device identifier</param> /// <param name="hitrect_I">rectangle tracked by MTAPI for touch contacts</param> /// <param name="callback_I">callback function used by MTAPI to send touch data</param> /// <param name="userData_I">custom user data</param> public void RegisterHitRectClient(Int32 deviceID_I, WacomMTHitRect hitrect_I, ref WacomMTCallback callback_I, IntPtr userData_I) { try { InitWacomMTHitRectClientParams(deviceID_I, hitrect_I, ref callback_I, userData_I); WacomMTError res = DoRegisterHitRectCallback(); if (WacomMTError.WMTErrorSuccess != res) { String errMsg = "Oops - failed DoRegisterHitRectCallback with error: " + res.ToString(); throw new Exception(errMsg); } #if TRACE_CLIENT DumpClient("RegisterHitRectClient"); #endif //TRACE_CLIENT } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }