C++ (Cpp) validatePointerIndex Examples

Example #1

File: android_view_MotionEvent.cpp Project: LeMaker/android-actions

static void android_view_MotionEvent_nativeGetPointerCoords(JNIEnv* env, jclass clazz,
        jlong nativePtr, jint pointerIndex, jint historyPos, jobject outPointerCoordsObj) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    
    //ActionsCode(authro:songzhining, comment: fix BUG00232351)
    if (pointerIndex >= pointerCount) {        
        ALOGE("Error pointerIndex! count=%d, index=%d", pointerCount, pointerIndex);
        pointerIndex = 0;
    }
    
    if (!validatePointerIndex(env, pointerIndex, pointerCount)
            || !validatePointerCoords(env, outPointerCoordsObj)) {
        return;
    }

    const PointerCoords* rawPointerCoords;
    if (historyPos == HISTORY_CURRENT) {
        rawPointerCoords = event->getRawPointerCoords(pointerIndex);
    } else {
        size_t historySize = event->getHistorySize();
        if (!validateHistoryPos(env, historyPos, historySize)) {
            return;
        }
        rawPointerCoords = event->getHistoricalRawPointerCoords(pointerIndex, historyPos);
    }
    pointerCoordsFromNative(env, rawPointerCoords, event->getXOffset(), event->getYOffset(),
            outPointerCoordsObj);
}

Example #2

File: android_view_MotionEvent.cpp Project: LeMaker/android-actions

static jfloat android_view_MotionEvent_nativeGetAxisValue(JNIEnv* env, jclass clazz,
        jlong nativePtr, jint axis, jint pointerIndex, jint historyPos) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    
    //ActionsCode(authro:songzhining, comment: fix BUG00232351)
    if (pointerIndex >= pointerCount) {        
        ALOGE("Error pointerIndex! count=%d, index=%d", pointerCount, pointerIndex);
        pointerIndex = 0;
    }
    
    if (!validatePointerIndex(env, pointerIndex, pointerCount)) {
        return 0;
    }

    if (historyPos == HISTORY_CURRENT) {
        return event->getAxisValue(axis, pointerIndex);
    } else {
        size_t historySize = event->getHistorySize();
        if (!validateHistoryPos(env, historyPos, historySize)) {
            return 0;
        }
        return event->getHistoricalAxisValue(axis, pointerIndex, historyPos);
    }
}

Example #3

File: android_view_MotionEvent.cpp Project: LuckJC/pro-fw

static jint android_view_MotionEvent_nativeGetToolType(JNIEnv* env, jclass clazz,
        jint nativePtr, jint pointerIndex) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    if (!validatePointerIndex(env, pointerIndex, pointerCount)) {
        return -1;
    }
    return event->getToolType(pointerIndex);
}

Example #4

File: android_view_MotionEvent.cpp Project: LuckJC/pro-fw

static void android_view_MotionEvent_nativeGetPointerProperties(JNIEnv* env, jclass clazz,
        jint nativePtr, jint pointerIndex, jobject outPointerPropertiesObj) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    if (!validatePointerIndex(env, pointerIndex, pointerCount)
            || !validatePointerProperties(env, outPointerPropertiesObj)) {
        return;
    }

    const PointerProperties* pointerProperties = event->getPointerProperties(pointerIndex);
    pointerPropertiesFromNative(env, pointerProperties, outPointerPropertiesObj);
}

Example #5

File: android_view_MotionEvent.cpp Project: LeMaker/android-actions

static jint android_view_MotionEvent_nativeGetToolType(JNIEnv* env, jclass clazz,
        jlong nativePtr, jint pointerIndex) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    
    //ActionsCode(authro:songzhining, comment: fix BUG00232351)
    if (pointerIndex >= pointerCount) {        
        ALOGE("Error pointerIndex! count=%d, index=%d", pointerCount, pointerIndex);
        pointerIndex = 0;
    }
    
    if (!validatePointerIndex(env, pointerIndex, pointerCount)) {
        return -1;
    }
    return event->getToolType(pointerIndex);
}

Example #6

File: android_view_MotionEvent.cpp Project: LuckJC/pro-fw

static jfloat android_view_MotionEvent_nativeGetAxisValue(JNIEnv* env, jclass clazz,
        jint nativePtr, jint axis, jint pointerIndex, jint historyPos) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    if (!validatePointerIndex(env, pointerIndex, pointerCount)) {
        return 0;
    }

    if (historyPos == HISTORY_CURRENT) {
        return event->getAxisValue(axis, pointerIndex);
    } else {
        size_t historySize = event->getHistorySize();
        if (!validateHistoryPos(env, historyPos, historySize)) {
            return 0;
        }
        return event->getHistoricalAxisValue(axis, pointerIndex, historyPos);
    }
}

Example #7

File: android_view_MotionEvent.cpp Project: LeMaker/android-actions

static void android_view_MotionEvent_nativeGetPointerProperties(JNIEnv* env, jclass clazz,
        jlong nativePtr, jint pointerIndex, jobject outPointerPropertiesObj) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    
    //ActionsCode(authro:songzhining, comment: fix BUG00232351)
    if (pointerIndex >= pointerCount) {        
        ALOGE("Error pointerIndex! count=%d, index=%d", pointerCount, pointerIndex);
        pointerIndex = 0;
    }
    
    if (!validatePointerIndex(env, pointerIndex, pointerCount)
            || !validatePointerProperties(env, outPointerPropertiesObj)) {
        return;
    }

    const PointerProperties* pointerProperties = event->getPointerProperties(pointerIndex);
    pointerPropertiesFromNative(env, pointerProperties, outPointerPropertiesObj);
}

Example #8

File: android_view_MotionEvent.cpp Project: LuckJC/pro-fw

static void android_view_MotionEvent_nativeGetPointerCoords(JNIEnv* env, jclass clazz,
        jint nativePtr, jint pointerIndex, jint historyPos, jobject outPointerCoordsObj) {
    MotionEvent* event = reinterpret_cast<MotionEvent*>(nativePtr);
    size_t pointerCount = event->getPointerCount();
    if (!validatePointerIndex(env, pointerIndex, pointerCount)
            || !validatePointerCoords(env, outPointerCoordsObj)) {
        return;
    }

    const PointerCoords* rawPointerCoords;
    if (historyPos == HISTORY_CURRENT) {
        rawPointerCoords = event->getRawPointerCoords(pointerIndex);
    } else {
        size_t historySize = event->getHistorySize();
        if (!validateHistoryPos(env, historyPos, historySize)) {
            return;
        }
        rawPointerCoords = event->getHistoricalRawPointerCoords(pointerIndex, historyPos);
    }
    pointerCoordsFromNative(env, rawPointerCoords, event->getXOffset(), event->getYOffset(),
            outPointerCoordsObj);
}