position.cpp
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上传日期:2009-03-27
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- /*****************************************************************************
- * position.cpp
- *****************************************************************************
- * Copyright (C) 2003 VideoLAN
- * $Id: position.cpp 6961 2004-03-05 17:34:23Z sam $
- *
- * Authors: Cyril Deguet <asmax@via.ecp.fr>
- * Olivier Teuli鑢e <ipkiss@via.ecp.fr>
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- #include "position.hpp"
- Rect::Rect( int left, int top, int right, int bottom ):
- m_left( left ), m_top( top ), m_right( right ), m_bottom( bottom )
- {
- }
- Position::Position( int left, int top, int right, int bottom, const Box &rBox,
- Ref_t refLeftTop, Ref_t refRightBottom ):
- m_left( left ), m_top( top ), m_right( right ), m_bottom( bottom ),
- m_rBox( rBox ), m_refLeftTop( refLeftTop ),
- m_refRighBottom( refRightBottom )
- {
- }
- int Position::getLeft() const
- {
- switch( m_refLeftTop )
- {
- case kLeftTop:
- case kLeftBottom:
- return m_left;
- break;
- case kRightTop:
- case kRightBottom:
- return m_rBox.getWidth() + m_left - 1;
- break;
- }
- // Avoid a warning
- return 0;
- }
- int Position::getTop() const
- {
- switch( m_refLeftTop )
- {
- case kLeftTop:
- case kRightTop:
- return m_top;
- break;
- case kRightBottom:
- case kLeftBottom:
- return m_rBox.getHeight() + m_top - 1;
- break;
- }
- // Avoid a warning
- return 0;
- }
- int Position::getRight() const
- {
- switch( m_refRighBottom )
- {
- case kLeftTop:
- case kLeftBottom:
- return m_right;
- break;
- case kRightTop:
- case kRightBottom:
- return m_rBox.getWidth() + m_right - 1;
- break;
- }
- // Avoid a warning
- return 0;
- }
- int Position::getBottom() const
- {
- switch( m_refRighBottom )
- {
- case kLeftTop:
- case kRightTop:
- return m_bottom;
- break;
- case kLeftBottom:
- case kRightBottom:
- return m_rBox.getHeight() + m_bottom - 1;
- break;
- }
- // Avoid a warning
- return 0;
- }
- int Position::getWidth() const
- {
- return getRight() - getLeft() + 1;
- }
- int Position::getHeight() const
- {
- return getBottom() - getTop() + 1;
- }