Gregory Dymarek
9 years ago
10 changed files with 393 additions and 95 deletions
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#include "JoystickAndroid.h" |
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#include "QGCApplication.h" |
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#include <QQmlEngine> |
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int JoystickAndroid::_androidBtnListCount; |
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int *JoystickAndroid::_androidBtnList; |
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int JoystickAndroid::ACTION_DOWN; |
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int JoystickAndroid::ACTION_UP; |
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QMutex JoystickAndroid::m_mutex; |
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JoystickAndroid::JoystickAndroid(const QString& name, int axisCount, int buttonCount, int id, MultiVehicleManager* multiVehicleManager) |
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: Joystick(name,axisCount,buttonCount,multiVehicleManager) |
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, deviceId(id) |
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{ |
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int i; |
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QAndroidJniEnvironment env; |
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QAndroidJniObject inputDevice = QAndroidJniObject::callStaticObjectMethod("android/view/InputDevice", "getDevice", "(I)Landroid/view/InputDevice;", id); |
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//set button mapping (number->code)
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jintArray b = env->NewIntArray(_androidBtnListCount); |
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env->SetIntArrayRegion(b,0,_androidBtnListCount,_androidBtnList); |
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QAndroidJniObject btns = inputDevice.callObjectMethod("hasKeys", "([I)[Z", b); |
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jbooleanArray jSupportedButtons = btns.object<jbooleanArray>(); |
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jboolean* supportedButtons = env->GetBooleanArrayElements(jSupportedButtons, nullptr); |
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//create a mapping table (btnCode) that maps button number with button code
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btnValue = new bool[_buttonCount]; |
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btnCode = new int[_buttonCount]; |
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int c = 0; |
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for (i=0;i<_androidBtnListCount;i++) |
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if (supportedButtons[i]) { |
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btnValue[c] = false; |
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btnCode[c] = _androidBtnList[i]; |
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c++; |
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} |
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env->ReleaseBooleanArrayElements(jSupportedButtons, supportedButtons, 0); |
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//set axis mapping (number->code)
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axisValue = new int[_axisCount]; |
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axisCode = new int[_axisCount]; |
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QAndroidJniObject rangeListNative = inputDevice.callObjectMethod("getMotionRanges", "()Ljava/util/List;"); |
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for (i=0;i<_axisCount;i++) { |
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QAndroidJniObject range = rangeListNative.callObjectMethod("get", "(I)Ljava/lang/Object;",i); |
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axisCode[i] = range.callMethod<jint>("getAxis"); |
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axisValue[i] = 0; |
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} |
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qCDebug(JoystickLog) << "axis:" <<_axisCount << "buttons:" <<_buttonCount; |
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QtAndroidPrivate::registerGenericMotionEventListener(this); |
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QtAndroidPrivate::registerKeyEventListener(this); |
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} |
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JoystickAndroid::~JoystickAndroid() { |
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delete btnCode; |
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delete axisCode; |
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delete btnValue; |
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delete axisValue; |
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QtAndroidPrivate::unregisterGenericMotionEventListener(this); |
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QtAndroidPrivate::unregisterKeyEventListener(this); |
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} |
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QMap<QString, Joystick*> JoystickAndroid::discover(MultiVehicleManager* _multiVehicleManager) { |
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bool joystickFound = false; |
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static QMap<QString, Joystick*> ret; |
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_initStatic(); //it's enough to run it once, should be in a static constructor
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QMutexLocker lock(&m_mutex); |
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QAndroidJniEnvironment env; |
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QAndroidJniObject o = QAndroidJniObject::callStaticObjectMethod<jintArray>("android/view/InputDevice", "getDeviceIds"); |
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jintArray jarr = o.object<jintArray>(); |
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int sz = env->GetArrayLength(jarr); |
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jint *buff = env->GetIntArrayElements(jarr, nullptr); |
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int SOURCE_GAMEPAD = QAndroidJniObject::getStaticField<jint>("android/view/InputDevice", "SOURCE_GAMEPAD"); |
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int SOURCE_JOYSTICK = QAndroidJniObject::getStaticField<jint>("android/view/InputDevice", "SOURCE_JOYSTICK"); |
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for (int i = 0; i < sz; ++i) { |
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QAndroidJniObject inputDevice = QAndroidJniObject::callStaticObjectMethod("android/view/InputDevice", "getDevice", "(I)Landroid/view/InputDevice;", buff[i]); |
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int sources = inputDevice.callMethod<jint>("getSources", "()I"); |
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if (((sources & SOURCE_GAMEPAD) != SOURCE_GAMEPAD) //check if the input device is interesting to us
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&& ((sources & SOURCE_JOYSTICK) != SOURCE_JOYSTICK)) continue; |
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//get id and name
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QString id = inputDevice.callObjectMethod("getDescriptor", "()Ljava/lang/String;").toString(); |
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QString name = inputDevice.callObjectMethod("getName", "()Ljava/lang/String;").toString(); |
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if (joystickFound) { //skipping {
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qWarning() << "Skipping joystick:" << name; |
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continue; |
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} |
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//get number of axis
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QAndroidJniObject rangeListNative = inputDevice.callObjectMethod("getMotionRanges", "()Ljava/util/List;"); |
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int axisCount = rangeListNative.callMethod<jint>("size"); |
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//get number of buttons
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jintArray a = env->NewIntArray(_androidBtnListCount); |
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env->SetIntArrayRegion(a,0,_androidBtnListCount,_androidBtnList); |
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QAndroidJniObject btns = inputDevice.callObjectMethod("hasKeys", "([I)[Z", a); |
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jbooleanArray jSupportedButtons = btns.object<jbooleanArray>(); |
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jboolean* supportedButtons = env->GetBooleanArrayElements(jSupportedButtons, nullptr); |
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int buttonCount = 0; |
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for (int j=0;j<_androidBtnListCount;j++) |
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if (supportedButtons[j]) buttonCount++; |
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env->ReleaseBooleanArrayElements(jSupportedButtons, supportedButtons, 0); |
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qCDebug(JoystickLog) << "\t" << name << "id:" << buff[i] << "axes:" << axisCount << "buttons:" << buttonCount; |
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ret[name] = new JoystickAndroid(name, axisCount, buttonCount, buff[i], _multiVehicleManager); |
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joystickFound = true; |
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} |
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env->ReleaseIntArrayElements(jarr, buff, 0); |
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return ret; |
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} |
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bool JoystickAndroid::handleKeyEvent(jobject event) { |
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QJNIObjectPrivate ev(event); |
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QMutexLocker lock(&m_mutex); |
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const int _deviceId = ev.callMethod<jint>("getDeviceId", "()I"); |
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if (_deviceId!=deviceId) return false; |
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const int action = ev.callMethod<jint>("getAction", "()I"); |
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const int keyCode = ev.callMethod<jint>("getKeyCode", "()I"); |
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for (int i=0;i<_buttonCount;i++) { |
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if (btnCode[i]==keyCode) { |
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if (action==ACTION_DOWN) btnValue[i] = true; |
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if (action==ACTION_UP) btnValue[i] = false; |
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return true; |
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} |
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} |
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return false; |
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} |
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bool JoystickAndroid::handleGenericMotionEvent(jobject event) { |
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QJNIObjectPrivate ev(event); |
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QMutexLocker lock(&m_mutex); |
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const int _deviceId = ev.callMethod<jint>("getDeviceId", "()I"); |
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if (_deviceId!=deviceId) return false; |
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for (int i=0;i<_axisCount;i++) { |
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const float v = ev.callMethod<jfloat>("getAxisValue", "(I)F",axisCode[i]); |
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axisValue[i] = (int)(v*32767.f); |
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} |
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return true; |
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} |
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bool JoystickAndroid::open(void) { |
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return true; |
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} |
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void JoystickAndroid::close(void) { |
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} |
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bool JoystickAndroid::update(void) |
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{ |
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return true; |
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} |
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bool JoystickAndroid::getButton(int i) { |
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return btnValue[ i ]; |
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} |
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int JoystickAndroid::getAxis(int i) { |
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return axisValue[ i ]; |
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} |
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//helper method
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void JoystickAndroid::_initStatic() { |
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//this gets list of all possible buttons - this is needed to check how many buttons our gamepad supports
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//instead of the whole logic below we could have just a simple array of hardcoded int values as these 'should' not change
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//int JoystickAndroid::_androidBtnListCount;
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_androidBtnListCount = 31; |
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static int ret[31]; //there are 31 buttons in total accordingy to the API
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int i; |
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//int *JoystickAndroid::
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_androidBtnList = ret; |
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for (i=1;i<=16;i++) { |
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QString name = "KEYCODE_BUTTON_"+QString::number(i); |
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ret[i-1] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", name.toStdString().c_str()); |
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} |
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i--; |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_A"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_B"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_C"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_L1"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_L2"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_R1"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_R2"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_MODE"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_SELECT"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_START"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_THUMBL"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_THUMBR"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_X"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_Y"); |
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ret[i++] = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "KEYCODE_BUTTON_Z"); |
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ACTION_DOWN = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "ACTION_DOWN"); |
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ACTION_UP = QAndroidJniObject::getStaticField<jint>("android/view/KeyEvent", "ACTION_UP"); |
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} |
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@ -0,0 +1,49 @@
@@ -0,0 +1,49 @@
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#ifndef JOYSTICKANDROID_H |
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#define JOYSTICKANDROID_H |
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#include "Joystick.h" |
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#include "Vehicle.h" |
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#include "MultiVehicleManager.h" |
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#include <jni.h> |
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#include <QtCore/private/qjni_p.h> |
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#include <QtCore/private/qjnihelpers_p.h> |
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#include <QtAndroidExtras/QtAndroidExtras> |
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#include <QtAndroidExtras/QAndroidJniObject> |
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class JoystickAndroid : public Joystick, public QtAndroidPrivate::GenericMotionEventListener, public QtAndroidPrivate::KeyEventListener |
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{ |
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public: |
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JoystickAndroid(const QString& name, int axisCount, int buttonCount, int id, MultiVehicleManager* multiVehicleManager); |
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~JoystickAndroid(); |
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static QMap<QString, Joystick*> discover(MultiVehicleManager* _multiVehicleManager);
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private: |
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bool handleKeyEvent(jobject event); |
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bool handleGenericMotionEvent(jobject event); |
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virtual bool open(); |
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virtual void close(); |
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virtual bool update(); |
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virtual bool getButton(int i); |
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virtual int getAxis(int i); |
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int *btnCode; |
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int *axisCode; |
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bool *btnValue; |
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int *axisValue; |
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static void _initStatic(); |
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static int * _androidBtnList; //list of all possible android buttons
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static int _androidBtnListCount; |
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static int ACTION_DOWN, ACTION_UP; |
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static QMutex m_mutex; |
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int deviceId; |
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}; |
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#endif // JOYSTICKANDROID_H
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#include "JoystickSDL.h" |
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#include "QGCApplication.h" |
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#include <QQmlEngine> |
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JoystickSDL::JoystickSDL(const QString& name, int axisCount, int buttonCount, int index, MultiVehicleManager* multiVehicleManager) |
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: Joystick(name,axisCount,buttonCount,multiVehicleManager) |
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, _index(index) |
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{ |
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} |
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QMap<QString, Joystick*> JoystickSDL::discover(MultiVehicleManager* _multiVehicleManager) { |
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static QMap<QString, Joystick*> ret; |
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if (SDL_InitSubSystem(SDL_INIT_JOYSTICK | SDL_INIT_NOPARACHUTE) < 0) { |
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qWarning() << "Couldn't initialize SimpleDirectMediaLayer:" << SDL_GetError(); |
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return ret; |
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} |
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// Load available joysticks
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qCDebug(JoystickLog) << "Available joysticks"; |
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for (int i=0; i<SDL_NumJoysticks(); i++) { |
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QString name = SDL_JoystickName(i); |
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if (!ret.contains(name)) { |
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int axisCount, buttonCount; |
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SDL_Joystick* sdlJoystick = SDL_JoystickOpen(i); |
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axisCount = SDL_JoystickNumAxes(sdlJoystick); |
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buttonCount = SDL_JoystickNumButtons(sdlJoystick); |
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SDL_JoystickClose(sdlJoystick); |
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qCDebug(JoystickLog) << "\t" << name << "axes:" << axisCount << "buttons:" << buttonCount; |
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ret[name] = new JoystickSDL(name, axisCount, buttonCount, i, _multiVehicleManager); |
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} else { |
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qCDebug(JoystickLog) << "\tSkipping duplicate" << name; |
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} |
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} |
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return ret; |
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} |
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bool JoystickSDL::open(void) { |
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sdlJoystick = SDL_JoystickOpen(_index); |
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if (!sdlJoystick) { |
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qCWarning(JoystickLog) << "SDL_JoystickOpen failed:" << SDL_GetError(); |
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return false; |
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} |
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return true; |
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} |
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void JoystickSDL::close(void) { |
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SDL_JoystickClose(sdlJoystick); |
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} |
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bool JoystickSDL::update(void) |
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{ |
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SDL_JoystickUpdate(); |
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return true; |
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} |
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bool JoystickSDL::getButton(int i) { |
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return !!SDL_JoystickGetButton(sdlJoystick, i); |
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} |
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int JoystickSDL::getAxis(int i) { |
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return SDL_JoystickGetAxis(sdlJoystick, i); |
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} |
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