123 lines
5.5 KiB
C++
123 lines
5.5 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef LATINIME_PROXIMITY_INFO_H
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#define LATINIME_PROXIMITY_INFO_H
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#include "defines.h"
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#include "hash_map_compat.h"
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#include "jni.h"
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#include "proximity_info_utils.h"
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namespace latinime {
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class Correction;
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class ProximityInfo {
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public:
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ProximityInfo(JNIEnv *env, const jstring localeJStr,
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const int keyboardWidth, const int keyboardHeight, const int gridWidth,
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const int gridHeight, const int mostCommonKeyWidth, const jintArray proximityChars,
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const int keyCount, const jintArray keyXCoordinates, const jintArray keyYCoordinates,
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const jintArray keyWidths, const jintArray keyHeights, const jintArray keyCharCodes,
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const jfloatArray sweetSpotCenterXs, const jfloatArray sweetSpotCenterYs,
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const jfloatArray sweetSpotRadii);
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~ProximityInfo();
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bool hasSpaceProximity(const int x, const int y) const;
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int getNormalizedSquaredDistance(const int inputIndex, const int proximityIndex) const;
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float getNormalizedSquaredDistanceFromCenterFloatG(
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const int keyId, const int x, const int y) const;
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bool sameAsTyped(const unsigned short *word, int length) const;
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int getCodePointOf(const int keyIndex) const;
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bool hasSweetSpotData(const int keyIndex) const {
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// When there are no calibration data for a key,
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// the radius of the key is assigned to zero.
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return mSweetSpotRadii[keyIndex] > 0.0f;
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}
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float getSweetSpotRadiiAt(int keyIndex) const { return mSweetSpotRadii[keyIndex]; }
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float getSweetSpotCenterXAt(int keyIndex) const { return mSweetSpotCenterXs[keyIndex]; }
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float getSweetSpotCenterYAt(int keyIndex) const { return mSweetSpotCenterYs[keyIndex]; }
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void calculateNearbyKeyCodes(
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const int x, const int y, const int primaryKey, int *inputCodes) const;
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bool hasTouchPositionCorrectionData() const { return HAS_TOUCH_POSITION_CORRECTION_DATA; }
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int getMostCommonKeyWidth() const { return MOST_COMMON_KEY_WIDTH; }
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int getMostCommonKeyWidthSquare() const { return MOST_COMMON_KEY_WIDTH_SQUARE; }
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int getKeyCount() const { return KEY_COUNT; }
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int getCellHeight() const { return CELL_HEIGHT; }
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int getCellWidth() const { return CELL_WIDTH; }
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int getGridWidth() const { return GRID_WIDTH; }
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int getGridHeight() const { return GRID_HEIGHT; }
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int getKeyboardWidth() const { return KEYBOARD_WIDTH; }
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int getKeyboardHeight() const { return KEYBOARD_HEIGHT; }
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float getKeyboardHypotenuse() const { return KEYBOARD_HYPOTENUSE; }
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int getKeyCenterXOfCodePointG(int charCode) const;
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int getKeyCenterYOfCodePointG(int charCode) const;
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int getKeyCenterXOfKeyIdG(int keyId) const;
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int getKeyCenterYOfKeyIdG(int keyId) const;
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int getKeyKeyDistanceG(int keyId0, int keyId1) const;
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void AK_FORCE_INLINE initializeProximities(const int *const inputCodes,
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const int *const inputXCoordinates, const int *const inputYCoordinates,
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const int inputSize, int *allInputCodes) const {
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ProximityInfoUtils::initializeProximities(inputCodes, inputXCoordinates, inputYCoordinates,
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inputSize, mKeyXCoordinates, mKeyYCoordinates, mKeyWidths, mKeyHeights,
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mProximityCharsArray, CELL_HEIGHT, CELL_WIDTH, GRID_WIDTH, MOST_COMMON_KEY_WIDTH,
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KEY_COUNT, mLocaleStr, &mCodeToKeyMap, allInputCodes);
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}
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int AK_FORCE_INLINE getKeyIndexOf(const int c) const {
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return ProximityInfoUtils::getKeyIndexOf(KEY_COUNT, c, &mCodeToKeyMap);
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}
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private:
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DISALLOW_IMPLICIT_CONSTRUCTORS(ProximityInfo);
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void initializeG();
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float calculateNormalizedSquaredDistance(const int keyIndex, const int inputIndex) const;
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bool hasInputCoordinates() const;
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const int GRID_WIDTH;
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const int GRID_HEIGHT;
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const int MOST_COMMON_KEY_WIDTH;
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const int MOST_COMMON_KEY_WIDTH_SQUARE;
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const int CELL_WIDTH;
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const int CELL_HEIGHT;
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const int KEY_COUNT;
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const int KEYBOARD_WIDTH;
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const int KEYBOARD_HEIGHT;
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const float KEYBOARD_HYPOTENUSE;
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const bool HAS_TOUCH_POSITION_CORRECTION_DATA;
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char mLocaleStr[MAX_LOCALE_STRING_LENGTH];
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int *mProximityCharsArray;
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int mKeyXCoordinates[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mKeyYCoordinates[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mKeyWidths[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mKeyHeights[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mKeyCodePoints[MAX_KEY_COUNT_IN_A_KEYBOARD];
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float mSweetSpotCenterXs[MAX_KEY_COUNT_IN_A_KEYBOARD];
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float mSweetSpotCenterYs[MAX_KEY_COUNT_IN_A_KEYBOARD];
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float mSweetSpotRadii[MAX_KEY_COUNT_IN_A_KEYBOARD];
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hash_map_compat<int, int> mCodeToKeyMap;
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int mKeyIndexToCodePointG[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mCenterXsG[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mCenterYsG[MAX_KEY_COUNT_IN_A_KEYBOARD];
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int mKeyKeyDistancesG[MAX_KEY_COUNT_IN_A_KEYBOARD][MAX_KEY_COUNT_IN_A_KEYBOARD];
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// TODO: move to correction.h
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};
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} // namespace latinime
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#endif // LATINIME_PROXIMITY_INFO_H
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