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-rw-r--r--application/basilisk/components/translation/cld2/internal/getonescriptspan.h110
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diff --git a/application/basilisk/components/translation/cld2/internal/getonescriptspan.h b/application/basilisk/components/translation/cld2/internal/getonescriptspan.h
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--- a/application/basilisk/components/translation/cld2/internal/getonescriptspan.h
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@@ -1,110 +0,0 @@
-// Copyright 2013 Google Inc. All Rights Reserved.
-//
-// 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.
-
-//
-// Author: dsites@google.com (Dick Sites)
-//
-
-
-#ifndef I18N_ENCODINGS_CLD2_INTERNAL_GETONESCRIPTSPAN_H_
-#define I18N_ENCODINGS_CLD2_INTERNAL_GETONESCRIPTSPAN_H_
-
-#include "integral_types.h"
-#include "langspan.h"
-#include "offsetmap.h"
-
-namespace CLD2 {
-
-static const int kMaxScriptBuffer = 40960;
-static const int kMaxScriptLowerBuffer = (kMaxScriptBuffer * 3) / 2;
-static const int kMaxScriptBytes = kMaxScriptBuffer - 32; // Leave some room
-static const int kWithinScriptTail = 32; // Stop at word space in last
- // N bytes of script buffer
-
-
-static inline bool IsContinuationByte(char c) {
- return static_cast<signed char>(c) < -64;
-}
-
-// Gets lscript number for letters; always returns
-// 0 (common script) for non-letters
-int GetUTF8LetterScriptNum(const char* src);
-
-// Update src pointer to point to next quadgram, +2..+5
-// Looks at src[0..4]
-const char* AdvanceQuad(const char* src);
-
-
-class ScriptScanner {
- public:
- ScriptScanner(const char* buffer, int buffer_length, bool is_plain_text);
- ScriptScanner(const char* buffer, int buffer_length, bool is_plain_text,
- bool any_text, bool any_script);
- ~ScriptScanner();
-
- // Copy next run of same-script non-tag letters to buffer [NUL terminated]
- bool GetOneScriptSpan(LangSpan* span);
-
- // Force Latin and Cyrillic scripts to be lowercase
- void LowerScriptSpan(LangSpan* span);
-
- // Copy next run of same-script non-tag letters to buffer [NUL terminated]
- // Force Latin and Cyrillic scripts to be lowercase
- bool GetOneScriptSpanLower(LangSpan* span);
-
- // Copy next run of non-tag characters to buffer [NUL terminated]
- // This just removes tags and removes entities
- // Buffer has leading space
- bool GetOneTextSpan(LangSpan* span);
-
- // Maps byte offset in most recent GetOneScriptSpan/Lower
- // span->text [0..text_bytes] into an additional byte offset from
- // span->offset, to get back to corresponding text in the original
- // input buffer.
- // text_offset must be the first byte
- // of a UTF-8 character, or just beyond the last character. Normally this
- // routine is called with the first byte of an interesting range and
- // again with the first byte of the following range.
- int MapBack(int text_offset);
-
- const char* GetBufferStart() {return start_byte_;};
-
- private:
- // Skip over tags and non-letters
- int SkipToFrontOfSpan(const char* src, int len, int* script);
-
- const char* start_byte_; // Starting byte of buffer to scan
- const char* next_byte_; // First unscanned byte
- const char* next_byte_limit_; // Last byte + 1
- int byte_length_; // Bytes left: next_byte_limit_ - next_byte_
-
- bool is_plain_text_; // true fo text, false for HTML
- char* script_buffer_; // Holds text with expanded entities
- char* script_buffer_lower_; // Holds lowercased text
- bool letters_marks_only_; // To distinguish scriptspan of one
- // letters/marks vs. any mixture of text
- bool one_script_only_; // To distinguish scriptspan of one
- // script vs. any mixture of scripts
- int exit_state_; // For tag parser kTagParseTbl_0, based
- // on letters_marks_only_
- public :
- // Expose for debugging
- OffsetMap map2original_; // map from script_buffer_ to buffer
- OffsetMap map2uplow_; // map from script_buffer_lower_ to script_buffer_
-};
-
-} // namespace CLD2
-
-#endif // I18N_ENCODINGS_CLD2_INTERNAL_GETONESCRIPTSPAN_H_
-