File: preferences.cpp

package info (click to toggle)
fslview 4.0.1-4
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 11,812 kB
  • ctags: 4,932
  • sloc: cpp: 28,276; ansic: 5,103; sh: 250; makefile: 125; python: 72; tcl: 43
file content (212 lines) | stat: -rw-r--r-- 5,492 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
/*  FSLView - 2D/3D Interactive Image Viewer

    Authors:    Rama Aravind Vorray
		James Saunders
		David Flitney 
		Mark Jenkinson
		Stephen Smith

    FMRIB Image Analysis Group

    Copyright (C) 2002-2005 University of Oxford  */

/*  CCOPYRIGHT */

#include "preferences.h"
#include <stdlib.h>
#include <iostream>

#include <QtCore/QVariant>

using namespace std;

struct Preferences::Implementation
{
  Implementation() : m_assistantpath(""), m_atlaspath(""), 
		     m_fsldir(""), m_mni(""), m_w(0), m_h(0), m_x(0), m_y(0)
  {
  }
  
  string m_assistantpath;
  string m_atlaspath;
  string m_fsldir;
  string m_mni;
  int m_w, m_h, m_x, m_y;
};

Preferences::Handle Preferences::m_instance;

Preferences::Preferences(): m_impl(new Preferences::Implementation())
{
  bool ok;
  setPath("fmrib.ox.ac.uk", "fslview", QSettings::UserScope);

  if(m_impl->m_atlaspath == "") {
    QStringList l = readListEntry("/fsl/atlaspath", &ok);
    if(ok)
      m_impl->m_atlaspath = l.join(":").ascii();
  }
}

//! @brief Access Preferences singleton
//!
//! @return a handle to be used as a pointer to a Preferences object
Preferences::Handle Preferences::getInstance()
{
  if(!m_instance)
    m_instance = Preferences::Handle(new Preferences());

  return m_instance;
}

string Preferences::inqAtlasPath()
{
  // bool ok;
  // if(m_impl->m_atlaspath == "") {
  //   QStringList l = readListEntry("/fsl/atlaspath", &ok);
  //   if(ok)
  //     m_impl->m_atlaspath = l.join(":").ascii();
  // }

  if(m_impl->m_atlaspath == "")
    m_impl->m_atlaspath = string(getenv("FSLATLASPATH") ? 
				 getenv("FSLATLASPATH") :
				 inqFSLDir() + "/data/atlases");

  return m_impl->m_atlaspath;
}

//! @brief Prefered value for window geometry
//!
//! Returns prefered values from Qt prefs or heuristically determines
//! the default placement from passed in desktop width and height measures
//!
//! @param dw width of desktop
//! @param dh height of desktop
//!
//! @return QRect The require geometry
QRect Preferences::inqGeometry(int dw, int dh)
{
  QRect result;
    
  int x( readNumEntry("/fslview/geometry/x", -1) );
  int y( readNumEntry("/fslview/geometry/y", -1) );
  int w( readNumEntry("/fslview/geometry/width", -1) );
  int h( readNumEntry("/fslview/geometry/height", -1) );

  if( (x == -1) || (y == -1) || (w == -1) || (h == -1) ) {
    if(dh <= 800) {
      h = (dh * 85) / 100;
      w = (dw * 85) / 100;
      x = (dw - w)/2;
      y = (dh - h)/2;
    } else {
      h = (dh * 90) / 100;
      w = (h  * 80) / 100;
      x = y = (dh * 5) / 100;
    }
  }

  return QRect(x, y, w, h);
}

void Preferences::setGeometry(const QRect& r)
{
  writeEntry( "/fslview/geometry/x", r.x() );
  writeEntry( "/fslview/geometry/y", r.y() );
  writeEntry( "/fslview/geometry/width", r.width() );
  writeEntry( "/fslview/geometry/height", r.height() );
}

//! @brief Prefered value of FSLATLASPATH
//!
//! Returns vector of the prefered values of FSLATLASPATH or FSLDIR/lib/atlases
//!
//! @return The locations to look for atlas data sets
vector<string> Preferences::inqAtlasPathElements()
{
  vector<string> result;
  string delimiters(":");

  string str(inqAtlasPath());
  string::size_type lastPos = str.find_first_not_of(delimiters, 0);
  string::size_type pos = str.find_first_of(delimiters, lastPos);

  while (string::npos != pos || string::npos != lastPos)
    {
      result.push_back( str.substr(lastPos, pos - lastPos) );
      lastPos = str.find_first_not_of(delimiters, pos);
      pos = str.find_first_of(delimiters, lastPos);
    }
  
  return result;
}
   
//! @brief Prefered value of FSLDIR
//!
//! Returns the prefered value of FSLDIR
//!
//! @return The users prefered value of FSLDIR
string Preferences::inqFSLDir()
{
  if(m_impl->m_fsldir == "")
    m_impl->m_fsldir = readEntry("/fsl/fsldir", "").ascii();
  if(m_impl->m_fsldir == "")
    m_impl->m_fsldir = string(getenv("FSLDIR") ? getenv("FSLDIR") : "/usr/share/fsl");

  return m_impl->m_fsldir; 
}

//! @brief Prefered location of MNI152 T1 brain
//!
//! Returns the prefered location where we can find MNI152 T1 brain image
//!
//! @return The users prefered location for the MNI152 T1 brain image
string Preferences::inqMni152()
{
  if(m_impl->m_mni == "")
    m_impl->m_mni = readEntry("/fsl/mni","").ascii();
  if(m_impl->m_mni == "")
    m_impl->m_mni = inqFSLDir() + "/data/standard/MNI152_T1_2mm_brain.nii.gz";

  return m_impl->m_mni;
}

string Preferences::inqAssistantPath()
{
  if(m_impl->m_assistantpath == "")
    m_impl->m_assistantpath = readEntry("/qt/assistantpath","").ascii();
  if(m_impl->m_assistantpath == "")
    m_impl->m_assistantpath = string(getenv("FSLQTASSISTANTPATH") ? 
				     getenv("FSLQTASSISTANTPATH") : "");
  if(m_impl->m_assistantpath == "")
    m_impl->m_assistantpath = string(getenv("QTDIR") ? 
				     string(getenv("QTDIR")) + "/bin" : 
				     inqFSLDir() + "/bin");
  
  return m_impl->m_assistantpath;
}

void Preferences::setFSLDir(const std::string& dir)
{
  m_impl->m_fsldir = dir;
  writeEntry("/fsl/fsldir", dir.c_str());
}

void Preferences::setMni152(const std::string& filename)
{
  m_impl->m_mni = filename;
  writeEntry("/fsl/mni", filename.c_str());
}

void Preferences::setAssistantPath(const std::string& path)
{
  m_impl->m_assistantpath = path;
  writeEntry("/qt/assistantpath", path.c_str());
}

void Preferences::setAtlasPath(const std::string& path)
{
  m_impl->m_atlaspath = path;
  writeEntry("/fsl/atlaspath", QStringList::split(":", path.c_str()));
}