/* GNU Ocrad - Optical Character Recognition program Copyright (C) 2003-2019 Antonio Diaz Diaz. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ class Rectangle { int left_, top_, right_, bottom_; public: Rectangle( const int l, const int t, const int r, const int b ); void left ( const int l ); void top ( const int t ); void right ( const int r ); void bottom( const int b ); void height( const int h ); void width ( const int w ); void add_point( const int row, const int col ); void add_rectangle( const Rectangle & re ); void enlarge( const int scale ); void move( const int row, const int col ); int left() const { return left_; } int top() const { return top_; } int right() const { return right_; } int bottom() const { return bottom_; } int height() const { return bottom_ - top_ + 1; } int width() const { return right_ - left_ + 1; } int size() const { return height() * width(); } int hcenter() const { return ( left_ + right_ ) / 2; } int vcenter() const { return ( top_ + bottom_ ) / 2; } int hpos( const int p ) const { return left_ + ( ( ( right_ - left_ ) * p ) / 100 ); } int vpos( const int p ) const { return top_ + ( ( ( bottom_ - top_ ) * p ) / 100 ); } bool operator==( const Rectangle & re ) const { return ( left_ == re.left_ && top_ == re.top_ && right_ == re.right_ && bottom_ == re.bottom_ ); } bool operator!=( const Rectangle & re ) const { return !( *this == re ); } bool includes( const Rectangle & re ) const; bool includes( const int row, const int col ) const; bool strictly_includes( const Rectangle & re ) const; bool strictly_includes( const int row, const int col ) const; bool includes_hcenter( const Rectangle & re ) const; bool includes_vcenter( const Rectangle & re ) const; bool h_includes( const Rectangle & re ) const; bool h_includes( const int col ) const; bool v_includes( const Rectangle & re ) const; bool v_includes( const int row ) const; bool h_overlaps( const Rectangle & re ) const; bool v_overlaps( const Rectangle & re ) const; int v_overlap_percent( const Rectangle & re ) const; bool is_hcentred_in( const Rectangle & re ) const; bool is_vcentred_in( const Rectangle & re ) const; bool precedes( const Rectangle & re ) const; bool h_precedes( const Rectangle & re ) const; bool v_precedes( const Rectangle & re ) const; int distance( const Rectangle & re ) const; int distance( const int row, const int col ) const; int h_distance( const Rectangle & re ) const; int h_distance( const int col ) const; int v_distance( const Rectangle & re ) const; int v_distance( const int row ) const; static int hypoti( const int c1, const int c2 ); };