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qwt_rect.cpp

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00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
00002  * Qwt Widget Library
00003  * Copyright (C) 1997   Josef Wilgen
00004  * Copyright (C) 2002   Uwe Rathmann
00005  * 
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the Qwt License, Version 1.0
00008  *****************************************************************************/
00009 
00010 #include "qwt_rect.h"
00011 
00013 
00014 QwtRect::QwtRect(): 
00015     QRect() 
00016 {
00017 }
00018 
00020 QwtRect::QwtRect(const QRect &r): 
00021     QRect(r) 
00022 {
00023 }
00024 
00025 QRect QwtRect::cutTop(int h, int distTop, int distBottom)
00026 {
00027     QRect rv;
00028     rv.setTop(top() + distTop);
00029     rv.setHeight(h);
00030     setTop(rv.bottom() + distBottom + 1);
00031     rv.setLeft(left());
00032     rv.setRight(right());
00033     return rv;
00034 }
00035 
00036 
00037 QRect QwtRect::cutBottom(int h, int distTop, int distBottom)
00038 {
00039     QRect rv;
00040     setBottom(bottom() - h - distBottom - distTop);
00041     rv.setTop(bottom() + 1 + distTop);
00042     rv.setHeight(h);
00043     rv.setLeft(left());
00044     rv.setRight(right());
00045     return rv;
00046 }
00047 
00048 QRect QwtRect::cutLeft(int w, int distLeft, int distRight)
00049 {
00050     QRect rv;
00051     rv.setLeft(left() + distLeft);
00052     rv.setWidth(w);
00053     setLeft(rv.right() + distRight + 1);
00054     rv.setTop(top());
00055     rv.setBottom(bottom());
00056     return rv;
00057 }
00058 
00059 
00060 QRect QwtRect::cutRight(int w, int distLeft, int distRight)
00061 {
00062     QRect rv;
00063     setRight(right() - w - distRight - distLeft);
00064     rv.setLeft(right() + 1 + distLeft);
00065     rv.setWidth(w);
00066     rv.setTop(top());
00067     rv.setBottom(bottom());
00068     return rv;
00069 }
00070 
00071 const QwtRect& QwtRect::cutMargin(int mLeft, int mRight, int mTop, int mBottom)
00072 {
00073     setHeight(height() - mTop - mBottom);
00074     setWidth(width() - mLeft - mRight);
00075     moveBy(mLeft, mTop);
00076     return *this;
00077 }

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