Refactor proximity info (9d18c6dd) · Commits · e / os / android_packages_inputmethods_LatinIME

native/jni/src/proximity_info_state.cpp

+4 −35

Original line number	Diff line number	Diff line
		@@ -33,8 +33,10 @@ void ProximityInfoState::initInputParams(const int pointerId, const float maxPoi
		const ProximityInfo proximityInfo, const int const inputCodes, const int inputSize,
		const int const xCoordinates, const int const yCoordinates, const int *const times,
		const int *const pointerIds, const bool isGeometric) {
		mIsContinuationPossible = checkAndReturnIsContinuationPossible(
		inputSize, xCoordinates, yCoordinates, times, isGeometric);
		ASSERT(isGeometric \|\| (inputSize < MAX_WORD_LENGTH));
		mIsContinuationPossible = ProximityInfoStateUtils::checkAndReturnIsContinuationPossible(
		inputSize, xCoordinates, yCoordinates, times, mSampledInputSize, &mSampledInputXs,
		&mSampledInputYs, &mSampledTimes, &mSampledInputIndice);

		mProximityInfo = proximityInfo;
		mHasTouchPositionCorrectionData = proximityInfo->hasTouchPositionCorrectionData();
		@@ -149,39 +151,6 @@ void ProximityInfoState::initInputParams(const int pointerId, const float maxPoi
		}
		}

		bool ProximityInfoState::checkAndReturnIsContinuationPossible(const int inputSize,
		const int const xCoordinates, const int const yCoordinates, const int *const times,
		const bool isGeometric) const {
		if (isGeometric) {
		for (int i = 0; i < mSampledInputSize; ++i) {
		const int index = mSampledInputIndice[i];
		if (index > inputSize \|\| xCoordinates[index] != mSampledInputXs[i] \|\|
		yCoordinates[index] != mSampledInputYs[i] \|\| times[index] != mSampledTimes[i]) {
		return false;
		}
		}
		} else {
		if (inputSize < mSampledInputSize) {
		// Assuming the cache is invalid if the previous input size is larger than the new one.
		return false;
		}
		for (int i = 0; i < mSampledInputSize && i < MAX_WORD_LENGTH; ++i) {
		if (xCoordinates[i] != mSampledInputXs[i]
		\|\| yCoordinates[i] != mSampledInputYs[i]) {
		return false;
		}
		}
		}
		return true;
		}

		int ProximityInfoState::getDuration(const int index) const {
		if (index >= 0 && index < mSampledInputSize - 1) {
		return mSampledTimes[index + 1] - mSampledTimes[index];
		}
		return 0;
		}

		// TODO: Remove the "scale" parameter
		// This function basically converts from a length to an edit distance. Accordingly, it's obviously
		// wrong to compare with mMaxPointToKeyLength.

native/jni/src/proximity_info_state.h

+0 −4

Original line number	Diff line number	Diff line
		@@ -122,8 +122,6 @@ class ProximityInfoState {
		return true;
		}

		int getDuration(const int index) const;

		bool isUsed() const {
		return mSampledInputSize > 0;
		}
		@@ -217,8 +215,6 @@ class ProximityInfoState {
		inline const int *getProximityCodePointsAt(const int index) const {
		return ProximityInfoStateUtils::getProximityCodePointsAt(mInputProximities, index);
		}
		bool checkAndReturnIsContinuationPossible(const int inputSize, const int *const xCoordinates,
		const int const yCoordinates, const int const times, const bool isGeometric) const;
		void popInputData();

		// const

native/jni/src/proximity_info_state_utils.cpp

+28 −0

Original line number	Diff line number	Diff line
		@@ -983,6 +983,34 @@ namespace latinime {
		return true;
		}

		/* static */ bool ProximityInfoStateUtils::checkAndReturnIsContinuationPossible(const int inputSize,
		const int const xCoordinates, const int const yCoordinates, const int *const times,
		const int sampledInputSize, const std::vector<int> *const sampledInputXs,
		const std::vector<int> *const sampledInputYs,
		const std::vector<int> *const sampledTimes,
		const std::vector<int> *const sampledInputIndices) {
		if (inputSize < sampledInputSize) {
		return false;
		}
		for (int i = 0; i < sampledInputSize; ++i) {
		const int index = (*sampledInputIndices)[i];
		if (index >= inputSize) {
		return false;
		}
		if (xCoordinates[index] != (*sampledInputXs)[i]
		\|\| yCoordinates[index] != (*sampledInputYs)[i]) {
		return false;
		}
		if (!times) {
		continue;
		}
		if (times[index] != (*sampledTimes)[i]) {
		return false;
		}
		}
		return true;
		}

		/* static */ void ProximityInfoStateUtils::dump(const bool isGeometric, const int inputSize,
		const int const inputXCoordinates, const int const inputYCoordinates,
		const int sampledInputSize, const std::vector<int> *const sampledInputXs,

native/jni/src/proximity_info_state_utils.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -107,6 +107,12 @@ class ProximityInfoStateUtils {
		const std::vector<int> *const sampledTimes,
		const std::vector<float> *const sampledSpeedRates,
		const std::vector<int> *const sampledBeelineSpeedPercentiles);
		static bool checkAndReturnIsContinuationPossible(const int inputSize,
		const int const xCoordinates, const int const yCoordinates, const int *const times,
		const int sampledInputSize, const std::vector<int> *const sampledInputXs,
		const std::vector<int> *const sampledInputYs,
		const std::vector<int> *const sampledTimes,
		const std::vector<int> *const sampledInputIndices);
		private:
		DISALLOW_IMPLICIT_CONSTRUCTORS(ProximityInfoStateUtils);