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<h1>qwt_picker_machine.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
21
<a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span>
22
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
23
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
24
<a name="l00005"></a>00005 <span class="comment"> *</span>
25
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
26
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
27
<a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span>
28
<a name="l00009"></a>00009
29
<a name="l00010"></a>00010 <span class="preprocessor">#include <qevent.h></span>
30
<a name="l00011"></a>00011 <span class="preprocessor">#include "qwt_event_pattern.h"</span>
31
<a name="l00012"></a>00012 <span class="preprocessor">#include "qwt_picker_machine.h"</span>
32
<a name="l00013"></a>00013
33
<a name="l00015"></a><a class="code" href="class_qwt_picker_machine.html#1f0f40e1fd28dd1296ee00720ccf49bb">00015</a> <a class="code" href="class_qwt_picker_machine.html#1f0f40e1fd28dd1296ee00720ccf49bb">QwtPickerMachine::QwtPickerMachine</a>():
34
<a name="l00016"></a>00016 d_state(0)
35
<a name="l00017"></a>00017 {
36
<a name="l00018"></a>00018 }
37
<a name="l00019"></a>00019
38
<a name="l00021"></a><a class="code" href="class_qwt_picker_machine.html#a1164dfb8ae6ac62fb3b6cb19efcb3e5">00021</a> <a class="code" href="class_qwt_picker_machine.html#a1164dfb8ae6ac62fb3b6cb19efcb3e5">QwtPickerMachine::~QwtPickerMachine</a>()
39
<a name="l00022"></a>00022 {
40
<a name="l00023"></a>00023 }
41
<a name="l00024"></a>00024
42
<a name="l00026"></a><a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">00026</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">QwtPickerMachine::state</a>()<span class="keyword"> const</span>
43
<a name="l00027"></a>00027 <span class="keyword"></span>{
44
<a name="l00028"></a>00028 <span class="keywordflow">return</span> d_state;
45
<a name="l00029"></a>00029 }
46
<a name="l00030"></a>00030
47
<a name="l00032"></a><a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">00032</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">QwtPickerMachine::setState</a>(<span class="keywordtype">int</span> state)
48
<a name="l00033"></a>00033 {
49
<a name="l00034"></a>00034 d_state = state;
50
<a name="l00035"></a>00035 }
51
<a name="l00036"></a>00036
52
<a name="l00038"></a><a class="code" href="class_qwt_picker_machine.html#ce6daa55324a8daab3839cf8ba677a93">00038</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_picker_machine.html#ce6daa55324a8daab3839cf8ba677a93">QwtPickerMachine::reset</a>()
53
<a name="l00039"></a>00039 {
54
<a name="l00040"></a>00040 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
55
<a name="l00041"></a>00041 }
56
<a name="l00042"></a>00042
57
<a name="l00044"></a><a class="code" href="class_qwt_picker_click_point_machine.html#458108629cdb78958b3c45a9df876088">00044</a> <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> <a class="code" href="class_qwt_picker_click_point_machine.html#458108629cdb78958b3c45a9df876088">QwtPickerClickPointMachine::transition</a>(
58
<a name="l00045"></a>00045 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &eventPattern, <span class="keyword">const</span> QEvent *e)
59
<a name="l00046"></a>00046 {
60
<a name="l00047"></a>00047 <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> cmdList;
61
<a name="l00048"></a>00048
62
<a name="l00049"></a>00049 <span class="keywordflow">switch</span>(e->type())
63
<a name="l00050"></a>00050 {
64
<a name="l00051"></a>00051 <span class="keywordflow">case</span> QEvent::MouseButtonPress:
65
<a name="l00052"></a>00052 {
66
<a name="l00053"></a>00053 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
67
<a name="l00054"></a>00054 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
68
<a name="l00055"></a>00055 {
69
<a name="l00056"></a>00056 cmdList += Begin;
70
<a name="l00057"></a>00057 cmdList += Append;
71
<a name="l00058"></a>00058 cmdList += End;
72
<a name="l00059"></a>00059 }
73
<a name="l00060"></a>00060 <span class="keywordflow">break</span>;
74
<a name="l00061"></a>00061 }
75
<a name="l00062"></a>00062 <span class="keywordflow">case</span> QEvent::KeyPress:
76
<a name="l00063"></a>00063 {
77
<a name="l00064"></a>00064 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
78
<a name="l00065"></a>00065 QwtEventPattern::KeySelect1, (<span class="keyword">const</span> QKeyEvent *)e) )
79
<a name="l00066"></a>00066 {
80
<a name="l00067"></a>00067 cmdList += Begin;
81
<a name="l00068"></a>00068 cmdList += Append;
82
<a name="l00069"></a>00069 cmdList += End;
83
<a name="l00070"></a>00070 }
84
<a name="l00071"></a>00071 <span class="keywordflow">break</span>;
85
<a name="l00072"></a>00072 }
86
<a name="l00073"></a>00073 <span class="keywordflow">default</span>:
87
<a name="l00074"></a>00074 <span class="keywordflow">break</span>;
88
<a name="l00075"></a>00075 }
89
<a name="l00076"></a>00076
90
<a name="l00077"></a>00077 <span class="keywordflow">return</span> cmdList;
91
<a name="l00078"></a>00078 }
92
<a name="l00079"></a>00079
93
<a name="l00081"></a><a class="code" href="class_qwt_picker_drag_point_machine.html#f46c1217838359753d325739107d7833">00081</a> <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> <a class="code" href="class_qwt_picker_drag_point_machine.html#f46c1217838359753d325739107d7833">QwtPickerDragPointMachine::transition</a>(
94
<a name="l00082"></a>00082 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &eventPattern, <span class="keyword">const</span> QEvent *e)
95
<a name="l00083"></a>00083 {
96
<a name="l00084"></a>00084 <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> cmdList;
97
<a name="l00085"></a>00085
98
<a name="l00086"></a>00086 <span class="keywordflow">switch</span>(e->type())
99
<a name="l00087"></a>00087 {
100
<a name="l00088"></a>00088 <span class="keywordflow">case</span> QEvent::MouseButtonPress:
101
<a name="l00089"></a>00089 {
102
<a name="l00090"></a>00090 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
103
<a name="l00091"></a>00091 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
104
<a name="l00092"></a>00092 {
105
<a name="l00093"></a>00093 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
106
<a name="l00094"></a>00094 {
107
<a name="l00095"></a>00095 cmdList += Begin;
108
<a name="l00096"></a>00096 cmdList += Append;
109
<a name="l00097"></a>00097 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
110
<a name="l00098"></a>00098 }
111
<a name="l00099"></a>00099 }
112
<a name="l00100"></a>00100 <span class="keywordflow">break</span>;
113
<a name="l00101"></a>00101 }
114
<a name="l00102"></a>00102 <span class="keywordflow">case</span> QEvent::MouseMove:
115
<a name="l00103"></a>00103 <span class="keywordflow">case</span> QEvent::Wheel:
116
<a name="l00104"></a>00104 {
117
<a name="l00105"></a>00105 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() != 0 )
118
<a name="l00106"></a>00106 cmdList += Move;
119
<a name="l00107"></a>00107 <span class="keywordflow">break</span>;
120
<a name="l00108"></a>00108 }
121
<a name="l00109"></a>00109 <span class="keywordflow">case</span> QEvent::MouseButtonRelease:
122
<a name="l00110"></a>00110 {
123
<a name="l00111"></a>00111 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() != 0 )
124
<a name="l00112"></a>00112 {
125
<a name="l00113"></a>00113 cmdList += End;
126
<a name="l00114"></a>00114 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
127
<a name="l00115"></a>00115 }
128
<a name="l00116"></a>00116 <span class="keywordflow">break</span>;
129
<a name="l00117"></a>00117 }
130
<a name="l00118"></a>00118 <span class="keywordflow">case</span> QEvent::KeyPress:
131
<a name="l00119"></a>00119 {
132
<a name="l00120"></a>00120 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
133
<a name="l00121"></a>00121 QwtEventPattern::KeySelect1, (<span class="keyword">const</span> QKeyEvent *)e) )
134
<a name="l00122"></a>00122 {
135
<a name="l00123"></a>00123 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
136
<a name="l00124"></a>00124 {
137
<a name="l00125"></a>00125 cmdList += Begin;
138
<a name="l00126"></a>00126 cmdList += Append;
139
<a name="l00127"></a>00127 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
140
<a name="l00128"></a>00128 }
141
<a name="l00129"></a>00129 <span class="keywordflow">else</span>
142
<a name="l00130"></a>00130 {
143
<a name="l00131"></a>00131 cmdList += End;
144
<a name="l00132"></a>00132 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
145
<a name="l00133"></a>00133 }
146
<a name="l00134"></a>00134 }
147
<a name="l00135"></a>00135 <span class="keywordflow">break</span>;
148
<a name="l00136"></a>00136 }
149
<a name="l00137"></a>00137 <span class="keywordflow">default</span>:
150
<a name="l00138"></a>00138 <span class="keywordflow">break</span>;
151
<a name="l00139"></a>00139 }
152
<a name="l00140"></a>00140
153
<a name="l00141"></a>00141 <span class="keywordflow">return</span> cmdList;
154
<a name="l00142"></a>00142 }
155
<a name="l00143"></a>00143
156
<a name="l00145"></a><a class="code" href="class_qwt_picker_click_rect_machine.html#6c495290237b9545ca15ef166c89e9bf">00145</a> <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> <a class="code" href="class_qwt_picker_click_rect_machine.html#6c495290237b9545ca15ef166c89e9bf">QwtPickerClickRectMachine::transition</a>(
157
<a name="l00146"></a>00146 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &eventPattern, <span class="keyword">const</span> QEvent *e)
158
<a name="l00147"></a>00147 {
159
<a name="l00148"></a>00148 <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> cmdList;
160
<a name="l00149"></a>00149
161
<a name="l00150"></a>00150 <span class="keywordflow">switch</span>(e->type())
162
<a name="l00151"></a>00151 {
163
<a name="l00152"></a>00152 <span class="keywordflow">case</span> QEvent::MouseButtonPress:
164
<a name="l00153"></a>00153 {
165
<a name="l00154"></a>00154 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
166
<a name="l00155"></a>00155 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
167
<a name="l00156"></a>00156 {
168
<a name="l00157"></a>00157 <span class="keywordflow">switch</span>(<a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>())
169
<a name="l00158"></a>00158 {
170
<a name="l00159"></a>00159 <span class="keywordflow">case</span> 0:
171
<a name="l00160"></a>00160 {
172
<a name="l00161"></a>00161 cmdList += Begin;
173
<a name="l00162"></a>00162 cmdList += Append;
174
<a name="l00163"></a>00163 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
175
<a name="l00164"></a>00164 <span class="keywordflow">break</span>;
176
<a name="l00165"></a>00165 }
177
<a name="l00166"></a>00166 <span class="keywordflow">case</span> 1:
178
<a name="l00167"></a>00167 {
179
<a name="l00168"></a>00168 <span class="comment">// Uh, strange we missed the MouseButtonRelease</span>
180
<a name="l00169"></a>00169 <span class="keywordflow">break</span>;
181
<a name="l00170"></a>00170 }
182
<a name="l00171"></a>00171 <span class="keywordflow">default</span>:
183
<a name="l00172"></a>00172 {
184
<a name="l00173"></a>00173 cmdList += End;
185
<a name="l00174"></a>00174 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
186
<a name="l00175"></a>00175 }
187
<a name="l00176"></a>00176 }
188
<a name="l00177"></a>00177 }
189
<a name="l00178"></a>00178 }
190
<a name="l00179"></a>00179 <span class="keywordflow">case</span> QEvent::MouseMove:
191
<a name="l00180"></a>00180 <span class="keywordflow">case</span> QEvent::Wheel:
192
<a name="l00181"></a>00181 {
193
<a name="l00182"></a>00182 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() != 0 )
194
<a name="l00183"></a>00183 cmdList += Move;
195
<a name="l00184"></a>00184 <span class="keywordflow">break</span>;
196
<a name="l00185"></a>00185 }
197
<a name="l00186"></a>00186 <span class="keywordflow">case</span> QEvent::MouseButtonRelease:
198
<a name="l00187"></a>00187 {
199
<a name="l00188"></a>00188 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
200
<a name="l00189"></a>00189 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
201
<a name="l00190"></a>00190 {
202
<a name="l00191"></a>00191 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 1 )
203
<a name="l00192"></a>00192 {
204
<a name="l00193"></a>00193 cmdList += Append;
205
<a name="l00194"></a>00194 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(2);
206
<a name="l00195"></a>00195 }
207
<a name="l00196"></a>00196 }
208
<a name="l00197"></a>00197 <span class="keywordflow">break</span>;
209
<a name="l00198"></a>00198 }
210
<a name="l00199"></a>00199 <span class="keywordflow">case</span> QEvent::KeyPress:
211
<a name="l00200"></a>00200 {
212
<a name="l00201"></a>00201 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
213
<a name="l00202"></a>00202 QwtEventPattern::KeySelect1, (<span class="keyword">const</span> QKeyEvent *)e) )
214
<a name="l00203"></a>00203 {
215
<a name="l00204"></a>00204 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
216
<a name="l00205"></a>00205 {
217
<a name="l00206"></a>00206 cmdList += Begin;
218
<a name="l00207"></a>00207 cmdList += Append;
219
<a name="l00208"></a>00208 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
220
<a name="l00209"></a>00209 }
221
<a name="l00210"></a>00210 <span class="keywordflow">else</span>
222
<a name="l00211"></a>00211 {
223
<a name="l00212"></a>00212 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 1 )
224
<a name="l00213"></a>00213 {
225
<a name="l00214"></a>00214 cmdList += Append;
226
<a name="l00215"></a>00215 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(2);
227
<a name="l00216"></a>00216 }
228
<a name="l00217"></a>00217 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 2 )
229
<a name="l00218"></a>00218 {
230
<a name="l00219"></a>00219 cmdList += End;
231
<a name="l00220"></a>00220 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
232
<a name="l00221"></a>00221 }
233
<a name="l00222"></a>00222 }
234
<a name="l00223"></a>00223 }
235
<a name="l00224"></a>00224 <span class="keywordflow">break</span>;
236
<a name="l00225"></a>00225 }
237
<a name="l00226"></a>00226 <span class="keywordflow">default</span>:
238
<a name="l00227"></a>00227 <span class="keywordflow">break</span>;
239
<a name="l00228"></a>00228 }
240
<a name="l00229"></a>00229
241
<a name="l00230"></a>00230 <span class="keywordflow">return</span> cmdList;
242
<a name="l00231"></a>00231 }
243
<a name="l00232"></a>00232
244
<a name="l00234"></a><a class="code" href="class_qwt_picker_drag_rect_machine.html#16f6018d3572450f749c6bc3a3c8e4f5">00234</a> <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> <a class="code" href="class_qwt_picker_drag_rect_machine.html#16f6018d3572450f749c6bc3a3c8e4f5">QwtPickerDragRectMachine::transition</a>(
245
<a name="l00235"></a>00235 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &eventPattern, <span class="keyword">const</span> QEvent *e)
246
<a name="l00236"></a>00236 {
247
<a name="l00237"></a>00237 <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> cmdList;
248
<a name="l00238"></a>00238
249
<a name="l00239"></a>00239 <span class="keywordflow">switch</span>(e->type())
250
<a name="l00240"></a>00240 {
251
<a name="l00241"></a>00241 <span class="keywordflow">case</span> QEvent::MouseButtonPress:
252
<a name="l00242"></a>00242 {
253
<a name="l00243"></a>00243 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
254
<a name="l00244"></a>00244 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
255
<a name="l00245"></a>00245 {
256
<a name="l00246"></a>00246 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
257
<a name="l00247"></a>00247 {
258
<a name="l00248"></a>00248 cmdList += Begin;
259
<a name="l00249"></a>00249 cmdList += Append;
260
<a name="l00250"></a>00250 cmdList += Append;
261
<a name="l00251"></a>00251 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(2);
262
<a name="l00252"></a>00252 }
263
<a name="l00253"></a>00253 }
264
<a name="l00254"></a>00254 <span class="keywordflow">break</span>;
265
<a name="l00255"></a>00255 }
266
<a name="l00256"></a>00256 <span class="keywordflow">case</span> QEvent::MouseMove:
267
<a name="l00257"></a>00257 <span class="keywordflow">case</span> QEvent::Wheel:
268
<a name="l00258"></a>00258 {
269
<a name="l00259"></a>00259 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() != 0 )
270
<a name="l00260"></a>00260 cmdList += Move;
271
<a name="l00261"></a>00261 <span class="keywordflow">break</span>;
272
<a name="l00262"></a>00262 }
273
<a name="l00263"></a>00263 <span class="keywordflow">case</span> QEvent::MouseButtonRelease:
274
<a name="l00264"></a>00264 {
275
<a name="l00265"></a>00265 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 2 )
276
<a name="l00266"></a>00266 {
277
<a name="l00267"></a>00267 cmdList += End;
278
<a name="l00268"></a>00268 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
279
<a name="l00269"></a>00269 }
280
<a name="l00270"></a>00270 <span class="keywordflow">break</span>;
281
<a name="l00271"></a>00271 }
282
<a name="l00272"></a>00272 <span class="keywordflow">case</span> QEvent::KeyPress:
283
<a name="l00273"></a>00273 {
284
<a name="l00274"></a>00274 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
285
<a name="l00275"></a>00275 QwtEventPattern::KeySelect1, (<span class="keyword">const</span> QKeyEvent *)e) )
286
<a name="l00276"></a>00276 {
287
<a name="l00277"></a>00277 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
288
<a name="l00278"></a>00278 {
289
<a name="l00279"></a>00279 cmdList += Begin;
290
<a name="l00280"></a>00280 cmdList += Append;
291
<a name="l00281"></a>00281 cmdList += Append;
292
<a name="l00282"></a>00282 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(2);
293
<a name="l00283"></a>00283 }
294
<a name="l00284"></a>00284 <span class="keywordflow">else</span>
295
<a name="l00285"></a>00285 {
296
<a name="l00286"></a>00286 cmdList += End;
297
<a name="l00287"></a>00287 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
298
<a name="l00288"></a>00288 }
299
<a name="l00289"></a>00289 }
300
<a name="l00290"></a>00290 <span class="keywordflow">break</span>;
301
<a name="l00291"></a>00291 }
302
<a name="l00292"></a>00292 <span class="keywordflow">default</span>:
303
<a name="l00293"></a>00293 <span class="keywordflow">break</span>;
304
<a name="l00294"></a>00294 }
305
<a name="l00295"></a>00295
306
<a name="l00296"></a>00296 <span class="keywordflow">return</span> cmdList;
307
<a name="l00297"></a>00297 }
308
<a name="l00298"></a>00298
309
<a name="l00300"></a><a class="code" href="class_qwt_picker_polygon_machine.html#744ff47737743d062c8f544f7a8383e5">00300</a> <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> <a class="code" href="class_qwt_picker_polygon_machine.html#744ff47737743d062c8f544f7a8383e5">QwtPickerPolygonMachine::transition</a>(
310
<a name="l00301"></a>00301 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &eventPattern, <span class="keyword">const</span> QEvent *e)
311
<a name="l00302"></a>00302 {
312
<a name="l00303"></a>00303 <a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> cmdList;
313
<a name="l00304"></a>00304
314
<a name="l00305"></a>00305 <span class="keywordflow">switch</span>(e->type())
315
<a name="l00306"></a>00306 {
316
<a name="l00307"></a>00307 <span class="keywordflow">case</span> QEvent::MouseButtonPress:
317
<a name="l00308"></a>00308 {
318
<a name="l00309"></a>00309 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
319
<a name="l00310"></a>00310 QwtEventPattern::MouseSelect1, (<span class="keyword">const</span> QMouseEvent *)e) )
320
<a name="l00311"></a>00311 {
321
<a name="l00312"></a>00312 <span class="keywordflow">if</span> (<a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0)
322
<a name="l00313"></a>00313 {
323
<a name="l00314"></a>00314 cmdList += Begin;
324
<a name="l00315"></a>00315 cmdList += Append;
325
<a name="l00316"></a>00316 cmdList += Append;
326
<a name="l00317"></a>00317 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
327
<a name="l00318"></a>00318 }
328
<a name="l00319"></a>00319 <span class="keywordflow">else</span>
329
<a name="l00320"></a>00320 {
330
<a name="l00321"></a>00321 cmdList += End;
331
<a name="l00322"></a>00322 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
332
<a name="l00323"></a>00323 }
333
<a name="l00324"></a>00324 }
334
<a name="l00325"></a>00325 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#d03614cbb9812890e0b3486dafff8bd9">mouseMatch</a>(
335
<a name="l00326"></a>00326 QwtEventPattern::MouseSelect2, (<span class="keyword">const</span> QMouseEvent *)e) )
336
<a name="l00327"></a>00327 {
337
<a name="l00328"></a>00328 <span class="keywordflow">if</span> (<a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 1)
338
<a name="l00329"></a>00329 cmdList += Append;
339
<a name="l00330"></a>00330 }
340
<a name="l00331"></a>00331 <span class="keywordflow">break</span>;
341
<a name="l00332"></a>00332 }
342
<a name="l00333"></a>00333 <span class="keywordflow">case</span> QEvent::MouseMove:
343
<a name="l00334"></a>00334 <span class="keywordflow">case</span> QEvent::Wheel:
344
<a name="l00335"></a>00335 {
345
<a name="l00336"></a>00336 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() != 0 )
346
<a name="l00337"></a>00337 cmdList += Move;
347
<a name="l00338"></a>00338 <span class="keywordflow">break</span>;
348
<a name="l00339"></a>00339 }
349
<a name="l00340"></a>00340 <span class="keywordflow">case</span> QEvent::KeyPress:
350
<a name="l00341"></a>00341 {
351
<a name="l00342"></a>00342 <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
352
<a name="l00343"></a>00343 QwtEventPattern::KeySelect1, (<span class="keyword">const</span> QKeyEvent *)e) )
353
<a name="l00344"></a>00344 {
354
<a name="l00345"></a>00345 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 0 )
355
<a name="l00346"></a>00346 {
356
<a name="l00347"></a>00347 cmdList += Begin;
357
<a name="l00348"></a>00348 cmdList += Append;
358
<a name="l00349"></a>00349 cmdList += Append;
359
<a name="l00350"></a>00350 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(1);
360
<a name="l00351"></a>00351 }
361
<a name="l00352"></a>00352 <span class="keywordflow">else</span>
362
<a name="l00353"></a>00353 {
363
<a name="l00354"></a>00354 cmdList += End;
364
<a name="l00355"></a>00355 <a class="code" href="class_qwt_picker_machine.html#569c426543e4a6aa15c221eb7c4910f0">setState</a>(0);
365
<a name="l00356"></a>00356 }
366
<a name="l00357"></a>00357 }
367
<a name="l00358"></a>00358 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( eventPattern.<a class="code" href="class_qwt_event_pattern.html#5c7cb6016d605bbac56b9c47c698be8a">keyMatch</a>(
368
<a name="l00359"></a>00359 QwtEventPattern::KeySelect2, (<span class="keyword">const</span> QKeyEvent *)e) )
369
<a name="l00360"></a>00360 {
370
<a name="l00361"></a>00361 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_picker_machine.html#36293ce5cc8fc0ca68740ba928e8f049">state</a>() == 1 )
371
<a name="l00362"></a>00362 cmdList += Append;
372
<a name="l00363"></a>00363 }
373
<a name="l00364"></a>00364 <span class="keywordflow">break</span>;
374
<a name="l00365"></a>00365 }
375
<a name="l00366"></a>00366 <span class="keywordflow">default</span>:
376
<a name="l00367"></a>00367 <span class="keywordflow">break</span>;
377
<a name="l00368"></a>00368 }
378
<a name="l00369"></a>00369
379
<a name="l00370"></a>00370 <span class="keywordflow">return</span> cmdList;
380
<a name="l00371"></a>00371 }
381
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu May 1 15:44:08 2008 for Qwt User's Guide by
382
<a href="http://www.doxygen.org/index.html">
383
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.0 </small></address>
added
removed
qwt-5.1.0/doc/html/qwt__picker__machine_8cpp-source.html
