Tesseract 3.02

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ccstruct.cpp
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1
2 // File: ccstruct.cpp
3 // Description: ccstruct class.
4 // Author: Samuel Charron
5 //
6 // (C) Copyright 2006, Google Inc.
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
10 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
18
19 #include "ccstruct.h"
20
21 namespace tesseract {
22
23 // APPROXIMATIONS of the fractions of the character cell taken by
24 // the descenders, ascenders, and x-height.
25 const double CCStruct::kDescenderFraction = 0.25;
26 const double CCStruct::kXHeightFraction = 0.5;
27 const double CCStruct::kAscenderFraction = 0.25;
28 const double CCStruct::kXHeightCapRatio = CCStruct::kXHeightFraction /
29 (CCStruct::kXHeightFraction + CCStruct::kAscenderFraction);
30
31 CCStruct::CCStruct()
32 : image_(this) {
33 }
34
35 CCStruct::~CCStruct() {
36 }
37
38 }