Add spellcheck and word suggestion to the prediction service

third_party/prediction/suggest/core/dicnode/internal/dic_node_state.h

Index: third_party/prediction/suggest/core/dicnode/internal/dic_node_state.h
diff --git a/third_party/prediction/suggest/core/dicnode/internal/dic_node_state.h b/third_party/prediction/suggest/core/dicnode/internal/dic_node_state.h
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index 0000000000000000000000000000000000000000..a7f04cc4aa1ffcd7830b88b3368063dec9f78fd2
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+++ b/third_party/prediction/suggest/core/dicnode/internal/dic_node_state.h
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+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef LATINIME_DIC_NODE_STATE_H
+#define LATINIME_DIC_NODE_STATE_H
+
+#include "third_party/prediction/defines.h"
+#include "third_party/prediction/suggest/core/dicnode/internal/dic_node_state_input.h"
+#include "third_party/prediction/suggest/core/dicnode/internal/dic_node_state_output.h"
+#include "third_party/prediction/suggest/core/dicnode/internal/dic_node_state_scoring.h"
+
+namespace latinime {
+
+class DicNodeState {
+ public:
+  DicNodeStateInput mDicNodeStateInput;
+  DicNodeStateOutput mDicNodeStateOutput;
+  DicNodeStateScoring mDicNodeStateScoring;
+
+  AK_FORCE_INLINE DicNodeState()
+      : mDicNodeStateInput(), mDicNodeStateOutput(), mDicNodeStateScoring() {}
+
+  ~DicNodeState() {}
+
+  DicNodeState& operator=(const DicNodeState& src) {
+    initByCopy(&src);
+    return *this;
+  }
+
+  DicNodeState(const DicNodeState& src)
+      : mDicNodeStateInput(), mDicNodeStateOutput(), mDicNodeStateScoring() {
+    initByCopy(&src);
+  }
+
+  // Init for root
+  void init() {
+    mDicNodeStateInput.init();
+    mDicNodeStateOutput.init();
+    mDicNodeStateScoring.init();
+  }
+
+  // Init with previous word.
+  void initAsRootWithPreviousWord(const DicNodeState* prevWordDicNodeState,
+                                  const int prevWordCodePointCount) {
+    mDicNodeStateOutput.init(&prevWordDicNodeState->mDicNodeStateOutput);
+    mDicNodeStateInput.init(&prevWordDicNodeState->mDicNodeStateInput,
+                            true /* resetTerminalDiffCost */);
+    mDicNodeStateScoring.initByCopy(
+        &prevWordDicNodeState->mDicNodeStateScoring);
+  }
+
+  // Init by copy
+  AK_FORCE_INLINE void initByCopy(const DicNodeState* const src) {
+    mDicNodeStateInput.initByCopy(&src->mDicNodeStateInput);
+    mDicNodeStateOutput.initByCopy(&src->mDicNodeStateOutput);
+    mDicNodeStateScoring.initByCopy(&src->mDicNodeStateScoring);
+  }
+
+  // Init by copy and adding merged node code points.
+  void init(const DicNodeState* const src,
+            const uint16_t mergedNodeCodePointCount,
+            const int* const mergedNodeCodePoints) {
+    initByCopy(src);
+    mDicNodeStateOutput.addMergedNodeCodePoints(mergedNodeCodePointCount,
+                                                mergedNodeCodePoints);
+  }
+};
+}  // namespace latinime
+#endif  // LATINIME_DIC_NODE_STATE_H