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EST_item_content_aux.cc
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33  /* */
34  /* Author: Richard Caley (rjc@cstr.ed.ac.uk) */
35  /* -------------------------------------------------------------------- */
36  /* Auxiliary functions related to item_contents. */
37  /* */
38  /*************************************************************************/
39 
40 #include "ling_class/EST_item_content_aux.h"
41 #include "ling_class/EST_item_aux.h"
42 #include "ling_class/EST_Item_Content.h"
43 #include "EST_String.h"
44 #include "EST_error.h"
45 
46 #include "../base_class/EST_get_function_template.h"
47 
48 defineGetFunction(EST_Item_Content, f.val, EST_Val, getValI)
49 defineGetFunction(EST_Item_Content, f.val, EST_String, getStringI)
50 defineGetFunction(EST_Item_Content, f.val, float, getFloatI)
51 defineGetFunction(EST_Item_Content, f.val, int, getIntegerI)
52 
53 
54 
55 EST_Val getVal(const EST_Item_Content &f,
56  const EST_String name,
57  const EST_Val &def,
58  EST_feat_status &s)
59 {
60  if (f.relations.length() == 0)
61  return getValI(f, name, def, s);
62  else
63  {
64  EST_Litem *p;
65  p = f.relations.head();
66  EST_Item *i = item(f.relations.list(p).v);
67  return getVal(*i, name, def, s);
68  }
69 }
70 
71 
72 EST_String getString(const EST_Item_Content &f,
73  const EST_String name,
74  const EST_String &def,
75  EST_feat_status &s)
76 {
77  if (f.relations.length() == 0)
78  return getStringI(f, name, def, s);
79  else
80  {
81  EST_Litem *p;
82  p = f.relations.head();
83  EST_Item *i = item(f.relations.list(p).v);
84  return getString(*i, name, def, s);
85  }
86 }
87 
88 int getInteger(const EST_Item_Content &f,
89  const EST_String name,
90  const int &def,
91  EST_feat_status &s)
92 {
93  if (f.relations.length() == 0)
94  return getIntegerI(f, name, def, s);
95  else
96  {
97  EST_Litem *p;
98  p = f.relations.head();
99  EST_Item *i = item(f.relations.list(p).v);
100  return getInteger(*i, name, def, s);
101  }
102 }
103 
104 float getFloat(const EST_Item_Content &f,
105  const EST_String name,
106  const float &def,
107  EST_feat_status &s)
108 {
109  if (f.relations.length() == 0)
110  return getFloatI(f, name, def, s);
111  else
112  {
113  EST_Litem *p;
114  p = f.relations.head();
115  EST_Item *i = item(f.relations.list(p).v);
116  return getFloat(*i, name, def, s);
117  }
118 }
119 
120 
121 float start(const EST_Item_Content &item_content)
122 {
123  if (item_content.relations.length() == 0)
124  {
125  float v=0;
126  EST_feat_status status=efs_ok;
127 
128  v = getFloat(item_content, "start", -1.0, status);
129 
130  return v;
131  }
132  else
133  {
134  EST_Litem *p;
135  p = item_content.relations.head();
136  EST_Item *i = item(item_content.relations.list(p).v);
137  return start(*i);
138  }
139 }
140 
141 float mid(const EST_Item_Content &item_content)
142 {
143  if (item_content.relations.length() == 0)
144  {
145  float v = 0;
146  EST_feat_status status=efs_ok;
147 
148  v = getFloat(item_content, "mid", -1.0, status);
149 
150  if (v < 0.0)
151  v = (start(item_content)+end(item_content))/2.0;
152 
153  return v;
154  }
155  else
156  {
157  EST_Litem *p;
158  p = item_content.relations.head();
159  EST_Item *i = item(item_content.relations.list(p).v);
160  return mid(*i);
161  }
162 }
163 
164 float time(const EST_Item_Content &item_content)
165 {
166  if (item_content.relations.length() == 0)
167  {
168  float v = 0;
169  EST_feat_status status=efs_ok;
170 
171  v = getFloat(item_content, "time", -1.0, status);
172 
173  if (v < 0.0)
174  v = mid(item_content);
175 
176  return v;
177  }
178  else
179  {
180  EST_Litem *p;
181  p = item_content.relations.head();
182  EST_Item *i = item(item_content.relations.list(p).v);
183  return time(*i);
184  }
185 }
186 
187 float end(const EST_Item_Content &item_content)
188 {
189  if (item_content.relations.length() == 0)
190  {
191  float v=0;
192  EST_feat_status status=efs_ok;
193 
194  v = getFloat(item_content, "end", -1.0, status);
195 
196  return v;
197  }
198  else
199  {
200  EST_Litem *p;
201  p = item_content.relations.head();
202  EST_Item *i = item(item_content.relations.list(p).v);
203  return end(*i);
204  }
205 }
206