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cxUtilHelpers.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
6 
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
12 
13 2. Redistributions in binary form must reproduce the above copyright notice,
14  this list of conditions and the following disclaimer in the documentation
15  and/or other materials provided with the distribution.
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17 3. Neither the name of the copyright holder nor the names of its contributors
18  may be used to endorse or promote products derived from this software
19  without specific prior written permission.
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21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
25 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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30 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 =========================================================================*/
32 
33 #ifndef CXUTILHELPERS_H_
34 #define CXUTILHELPERS_H_
35 
36 #include "cxResourceExport.h"
37 
38 #include <sstream>
39 #include <iomanip>
40 #include <QString>
41 
42 namespace cx
43 {
44 
53 template<class ITER> std::ostream& stream_range(std::ostream& s, ITER begin, ITER end, char separator=' ')
54 {
55  if (begin==end)
56  return s;
57 
58  std::ostringstream ss; // avoid changing state of input stream
59  ss << std::setprecision(3) << std::fixed;
60 
61  ss << std::setw(10) << *begin;
62  ++begin;
63  for (; begin!=end; ++begin)
64  ss << separator << std::setw(10) << *begin;
65 
66  s << ss.str();
67 
68  return s;
69 }
70 // --------------------------------------------------------
71 
72 cxResource_EXPORT double constrainValue(double val, double min, double max);
73 cxResource_EXPORT int sign(double x);
74 cxResource_EXPORT QString changeExtension(QString name, QString ext);
75 cxResource_EXPORT void sleep_ms(int ms);
76 
81 } // namespace cx
82 
83 #endif /*CXUTILHELPERS_H_*/
Scalar * end()
Scalar * begin()
std::ostream & stream_range(std::ostream &s, ITER begin, ITER end, char separator=' ')
Definition: cxUtilHelpers.h:53
double constrainValue(double val, double min, double max)
int sign(double x)
QString changeExtension(QString name, QString ext)
void sleep_ms(int ms)