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<h1>qwt_double_rect.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 <qglobal.h></span>
30
<a name="l00011"></a>00011
31
<a name="l00012"></a>00012 <span class="preprocessor">#if QT_VERSION < 0x040000</span>
32
<a name="l00013"></a>00013 <span class="preprocessor"></span>
33
<a name="l00014"></a>00014 <span class="preprocessor">#include "qwt_math.h"</span>
34
<a name="l00015"></a>00015 <span class="preprocessor">#include "<a class="code" href="qwt__double__rect_8h.html">qwt_double_rect.h</a>"</span>
35
<a name="l00016"></a>00016
36
<a name="l00022"></a>00022 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint::QwtDoublePoint</a>():
37
<a name="l00023"></a>00023 d_x(0.0),
38
<a name="l00024"></a>00024 d_y(0.0)
39
<a name="l00025"></a>00025 {
40
<a name="l00026"></a>00026 }
41
<a name="l00027"></a>00027
42
<a name="l00029"></a>00029 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint::QwtDoublePoint</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y ):
43
<a name="l00030"></a>00030 d_x(x),
44
<a name="l00031"></a>00031 d_y(y)
45
<a name="l00032"></a>00032 {
46
<a name="l00033"></a>00033 }
47
<a name="l00034"></a>00034
48
<a name="l00040"></a>00040 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint::QwtDoublePoint</a>(<span class="keyword">const</span> QPoint &p):
49
<a name="l00041"></a>00041 d_x(double(p.x())),
50
<a name="l00042"></a>00042 d_y(double(p.y()))
51
<a name="l00043"></a>00043 {
52
<a name="l00044"></a>00044 }
53
<a name="l00045"></a>00045
54
<a name="l00052"></a>00052 <span class="keywordtype">bool</span> QwtDoublePoint::operator==(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
55
<a name="l00053"></a>00053 <span class="keyword"></span>{
56
<a name="l00054"></a>00054 <span class="keywordflow">return</span> (d_x == other.d_x) && (d_y == other.d_y);
57
<a name="l00055"></a>00055 }
58
<a name="l00056"></a>00056
59
<a name="l00058"></a>00058 <span class="keywordtype">bool</span> QwtDoublePoint::operator!=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
60
<a name="l00059"></a>00059 <span class="keyword"></span>{
61
<a name="l00060"></a>00060 <span class="keywordflow">return</span> !operator==(other);
62
<a name="l00061"></a>00061 }
63
<a name="l00062"></a>00062
64
<a name="l00067"></a>00067 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoublePoint::operator-()<span class="keyword"> const</span>
65
<a name="l00068"></a>00068 <span class="keyword"></span>{
66
<a name="l00069"></a>00069 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(-d_x, -d_y);
67
<a name="l00070"></a>00070 }
68
<a name="l00071"></a>00071
69
<a name="l00077"></a>00077 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoublePoint::operator+(
70
<a name="l00078"></a>00078 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
71
<a name="l00079"></a>00079 <span class="keyword"></span>{
72
<a name="l00080"></a>00080 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(d_x + other.d_x, d_y + other.d_y);
73
<a name="l00081"></a>00081 }
74
<a name="l00082"></a>00082
75
<a name="l00088"></a>00088 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoublePoint::operator-(
76
<a name="l00089"></a>00089 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
77
<a name="l00090"></a>00090 <span class="keyword"></span>{
78
<a name="l00091"></a>00091 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(d_x - other.d_x, d_y - other.d_y);
79
<a name="l00092"></a>00092 }
80
<a name="l00093"></a>00093
81
<a name="l00099"></a>00099 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoublePoint::operator*(<span class="keywordtype">double</span> factor)<span class="keyword"> const</span>
82
<a name="l00100"></a>00100 <span class="keyword"></span>{
83
<a name="l00101"></a>00101 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(d_x * factor, d_y * factor);
84
<a name="l00102"></a>00102 }
85
<a name="l00103"></a>00103
86
<a name="l00109"></a>00109 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoublePoint::operator/(<span class="keywordtype">double</span> factor)<span class="keyword"> const</span>
87
<a name="l00110"></a>00110 <span class="keyword"></span>{
88
<a name="l00111"></a>00111 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(d_x / factor, d_y / factor);
89
<a name="l00112"></a>00112 }
90
<a name="l00113"></a>00113
91
<a name="l00119"></a>00119 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &QwtDoublePoint::operator+=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)
92
<a name="l00120"></a>00120 {
93
<a name="l00121"></a>00121 d_x += other.d_x;
94
<a name="l00122"></a>00122 d_y += other.d_y;
95
<a name="l00123"></a>00123 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
96
<a name="l00124"></a>00124 }
97
<a name="l00125"></a>00125
98
<a name="l00131"></a>00131 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &QwtDoublePoint::operator-=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &other)
99
<a name="l00132"></a>00132 {
100
<a name="l00133"></a>00133 d_x -= other.d_x;
101
<a name="l00134"></a>00134 d_y -= other.d_y;
102
<a name="l00135"></a>00135 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
103
<a name="l00136"></a>00136 }
104
<a name="l00137"></a>00137
105
<a name="l00143"></a>00143 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &QwtDoublePoint::operator*=(<span class="keywordtype">double</span> factor)
106
<a name="l00144"></a>00144 {
107
<a name="l00145"></a>00145 d_x *= factor;
108
<a name="l00146"></a>00146 d_y *= factor;
109
<a name="l00147"></a>00147 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
110
<a name="l00148"></a>00148 }
111
<a name="l00149"></a>00149
112
<a name="l00155"></a>00155 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &QwtDoublePoint::operator/=(<span class="keywordtype">double</span> factor)
113
<a name="l00156"></a>00156 {
114
<a name="l00157"></a>00157 d_x /= factor;
115
<a name="l00158"></a>00158 d_y /= factor;
116
<a name="l00159"></a>00159 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
117
<a name="l00160"></a>00160 }
118
<a name="l00161"></a>00161
119
<a name="l00163"></a>00163 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize::QwtDoubleSize</a>():
120
<a name="l00164"></a>00164 d_width(-1.0),
121
<a name="l00165"></a>00165 d_height(-1.0)
122
<a name="l00166"></a>00166 {
123
<a name="l00167"></a>00167 }
124
<a name="l00168"></a>00168
125
<a name="l00170"></a>00170 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize::QwtDoubleSize</a>( <span class="keywordtype">double</span> width, <span class="keywordtype">double</span> height ):
126
<a name="l00171"></a>00171 d_width(width),
127
<a name="l00172"></a>00172 d_height(height)
128
<a name="l00173"></a>00173 {
129
<a name="l00174"></a>00174 }
130
<a name="l00175"></a>00175
131
<a name="l00177"></a>00177 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize::QwtDoubleSize</a>(<span class="keyword">const</span> QSize &sz):
132
<a name="l00178"></a>00178 d_width(double(sz.width())),
133
<a name="l00179"></a>00179 d_height(double(sz.height()))
134
<a name="l00180"></a>00180 {
135
<a name="l00181"></a>00181 }
136
<a name="l00182"></a>00182
137
<a name="l00184"></a>00184 <span class="keywordtype">void</span> QwtDoubleSize::transpose()
138
<a name="l00185"></a>00185 {
139
<a name="l00186"></a>00186 <span class="keywordtype">double</span> tmp = d_width;
140
<a name="l00187"></a>00187 d_width = d_height;
141
<a name="l00188"></a>00188 d_height = tmp;
142
<a name="l00189"></a>00189 }
143
<a name="l00190"></a>00190
144
<a name="l00195"></a>00195 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::expandedTo(
145
<a name="l00196"></a>00196 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
146
<a name="l00197"></a>00197 <span class="keyword"></span>{
147
<a name="l00198"></a>00198 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(
148
<a name="l00199"></a>00199 qwtMax(d_width, other.d_width),
149
<a name="l00200"></a>00200 qwtMax(d_height, other.d_height)
150
<a name="l00201"></a>00201 );
151
<a name="l00202"></a>00202 }
152
<a name="l00203"></a>00203
153
<a name="l00207"></a>00207 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::boundedTo(
154
<a name="l00208"></a>00208 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
155
<a name="l00209"></a>00209 <span class="keyword"></span>{
156
<a name="l00210"></a>00210 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(
157
<a name="l00211"></a>00211 qwtMin(d_width, other.d_width),
158
<a name="l00212"></a>00212 qwtMin(d_height, other.d_height)
159
<a name="l00213"></a>00213 );
160
<a name="l00214"></a>00214 }
161
<a name="l00215"></a>00215
162
<a name="l00217"></a>00217 <span class="keywordtype">bool</span> QwtDoubleSize::operator==(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
163
<a name="l00218"></a>00218 <span class="keyword"></span>{
164
<a name="l00219"></a>00219 <span class="keywordflow">return</span> d_width == other.d_width && d_height == other.d_height;
165
<a name="l00220"></a>00220 }
166
<a name="l00221"></a>00221
167
<a name="l00223"></a>00223 <span class="keywordtype">bool</span> QwtDoubleSize::operator!=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
168
<a name="l00224"></a>00224 <span class="keyword"></span>{
169
<a name="l00225"></a>00225 <span class="keywordflow">return</span> !operator==(other);
170
<a name="l00226"></a>00226 }
171
<a name="l00227"></a>00227
172
<a name="l00232"></a>00232 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::operator+(
173
<a name="l00233"></a>00233 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
174
<a name="l00234"></a>00234 <span class="keyword"></span>{
175
<a name="l00235"></a>00235 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(d_width + other.d_width,
176
<a name="l00236"></a>00236 d_height + other.d_height);
177
<a name="l00237"></a>00237 }
178
<a name="l00238"></a>00238
179
<a name="l00243"></a>00243 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::operator-(
180
<a name="l00244"></a>00244 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
181
<a name="l00245"></a>00245 <span class="keyword"></span>{
182
<a name="l00246"></a>00246 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(d_width - other.d_width,
183
<a name="l00247"></a>00247 d_height - other.d_height);
184
<a name="l00248"></a>00248 }
185
<a name="l00249"></a>00249
186
<a name="l00251"></a>00251 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::operator*(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
187
<a name="l00252"></a>00252 <span class="keyword"></span>{
188
<a name="l00253"></a>00253 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(d_width * c, d_height * c);
189
<a name="l00254"></a>00254 }
190
<a name="l00255"></a>00255
191
<a name="l00257"></a>00257 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> QwtDoubleSize::operator/(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
192
<a name="l00258"></a>00258 <span class="keyword"></span>{
193
<a name="l00259"></a>00259 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a>(d_width / c, d_height / c);
194
<a name="l00260"></a>00260 }
195
<a name="l00261"></a>00261
196
<a name="l00263"></a>00263 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &QwtDoubleSize::operator+=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)
197
<a name="l00264"></a>00264 {
198
<a name="l00265"></a>00265 d_width += other.d_width;
199
<a name="l00266"></a>00266 d_height += other.d_height;
200
<a name="l00267"></a>00267 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
201
<a name="l00268"></a>00268 }
202
<a name="l00269"></a>00269
203
<a name="l00271"></a>00271 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &QwtDoubleSize::operator-=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &other)
204
<a name="l00272"></a>00272 {
205
<a name="l00273"></a>00273 d_width -= other.d_width;
206
<a name="l00274"></a>00274 d_height -= other.d_height;
207
<a name="l00275"></a>00275 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
208
<a name="l00276"></a>00276 }
209
<a name="l00277"></a>00277
210
<a name="l00278"></a>00278 <span class="comment">/* </span>
211
<a name="l00279"></a>00279 <span class="comment"> Multiplies this size's width and height by c, </span>
212
<a name="l00280"></a>00280 <span class="comment"> and returns a reference to this size.</span>
213
<a name="l00281"></a>00281 <span class="comment">*/</span>
214
<a name="l00282"></a>00282 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &QwtDoubleSize::operator*=(<span class="keywordtype">double</span> c)
215
<a name="l00283"></a>00283 {
216
<a name="l00284"></a>00284 d_width *= c;
217
<a name="l00285"></a>00285 d_height *= c;
218
<a name="l00286"></a>00286 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
219
<a name="l00287"></a>00287 }
220
<a name="l00288"></a>00288
221
<a name="l00289"></a>00289 <span class="comment">/* </span>
222
<a name="l00290"></a>00290 <span class="comment"> Devides this size's width and height by c, </span>
223
<a name="l00291"></a>00291 <span class="comment"> and returns a reference to this size.</span>
224
<a name="l00292"></a>00292 <span class="comment">*/</span>
225
<a name="l00293"></a>00293 <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &QwtDoubleSize::operator/=(<span class="keywordtype">double</span> c)
226
<a name="l00294"></a>00294 {
227
<a name="l00295"></a>00295 d_width /= c;
228
<a name="l00296"></a>00296 d_height /= c;
229
<a name="l00297"></a>00297 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
230
<a name="l00298"></a>00298 }
231
<a name="l00299"></a>00299
232
<a name="l00301"></a>00301 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect::QwtDoubleRect</a>():
233
<a name="l00302"></a>00302 d_left(0.0),
234
<a name="l00303"></a>00303 d_right(0.0),
235
<a name="l00304"></a>00304 d_top(0.0),
236
<a name="l00305"></a>00305 d_bottom(0.0)
237
<a name="l00306"></a>00306 {
238
<a name="l00307"></a>00307 }
239
<a name="l00308"></a>00308
240
<a name="l00313"></a>00313 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect::QwtDoubleRect</a>(<span class="keywordtype">double</span> left, <span class="keywordtype">double</span> top,
241
<a name="l00314"></a>00314 <span class="keywordtype">double</span> width, <span class="keywordtype">double</span> height):
242
<a name="l00315"></a>00315 d_left(left),
243
<a name="l00316"></a>00316 d_right(left + width),
244
<a name="l00317"></a>00317 d_top(top),
245
<a name="l00318"></a>00318 d_bottom(top + height)
246
<a name="l00319"></a>00319 {
247
<a name="l00320"></a>00320 }
248
<a name="l00321"></a>00321
249
<a name="l00326"></a>00326 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect::QwtDoubleRect</a>(
250
<a name="l00327"></a>00327 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &p, <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &size):
251
<a name="l00328"></a>00328 d_left(p.x()),
252
<a name="l00329"></a>00329 d_right(p.x() + size.width()),
253
<a name="l00330"></a>00330 d_top(p.y()),
254
<a name="l00331"></a>00331 d_bottom(p.y() + size.height())
255
<a name="l00332"></a>00332 {
256
<a name="l00333"></a>00333 }
257
<a name="l00334"></a>00334
258
<a name="l00335"></a>00335 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect::QwtDoubleRect</a>(<span class="keyword">const</span> QRect &rect):
259
<a name="l00336"></a>00336 d_left(rect.left()),
260
<a name="l00337"></a>00337 d_right(rect.right()),
261
<a name="l00338"></a>00338 d_top(rect.top()),
262
<a name="l00339"></a>00339 d_bottom(rect.bottom())
263
<a name="l00340"></a>00340 {
264
<a name="l00341"></a>00341 }
265
<a name="l00342"></a>00342
266
<a name="l00343"></a>00343 QRect QwtDoubleRect::toRect()<span class="keyword"> const</span>
267
<a name="l00344"></a>00344 <span class="keyword"></span>{
268
<a name="l00345"></a>00345 <span class="keywordflow">return</span> QRect(qRound(x()), qRound(y()), qRound(width()), qRound(height()));
269
<a name="l00346"></a>00346 }
270
<a name="l00347"></a>00347
271
<a name="l00351"></a>00351 <span class="keywordtype">void</span> QwtDoubleRect::setRect(<span class="keywordtype">double</span> left, <span class="keywordtype">double</span> top,
272
<a name="l00352"></a>00352 <span class="keywordtype">double</span> width, <span class="keywordtype">double</span> height)
273
<a name="l00353"></a>00353 {
274
<a name="l00354"></a>00354 d_left = left;
275
<a name="l00355"></a>00355 d_right = left + width;
276
<a name="l00356"></a>00356 d_top = top;
277
<a name="l00357"></a>00357 d_bottom = top + height;
278
<a name="l00358"></a>00358 }
279
<a name="l00359"></a>00359
280
<a name="l00364"></a>00364 <span class="keywordtype">void</span> QwtDoubleRect::setSize(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#b86c0b8b4728646331f12743013c5b43">QwtDoubleSize</a> &size)
281
<a name="l00365"></a>00365 {
282
<a name="l00366"></a>00366 setWidth(size.width());
283
<a name="l00367"></a>00367 setHeight(size.height());
284
<a name="l00368"></a>00368 }
285
<a name="l00369"></a>00369
286
<a name="l00376"></a>00376 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> QwtDoubleRect::normalized()<span class="keyword"> const</span>
287
<a name="l00377"></a>00377 <span class="keyword"></span>{
288
<a name="l00378"></a>00378 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> r;
289
<a name="l00379"></a>00379 <span class="keywordflow">if</span> ( d_right < d_left )
290
<a name="l00380"></a>00380 {
291
<a name="l00381"></a>00381 r.d_left = d_right;
292
<a name="l00382"></a>00382 r.d_right = d_left;
293
<a name="l00383"></a>00383 }
294
<a name="l00384"></a>00384 <span class="keywordflow">else</span>
295
<a name="l00385"></a>00385 {
296
<a name="l00386"></a>00386 r.d_left = d_left;
297
<a name="l00387"></a>00387 r.d_right = d_right;
298
<a name="l00388"></a>00388 }
299
<a name="l00389"></a>00389 <span class="keywordflow">if</span> ( d_bottom < d_top )
300
<a name="l00390"></a>00390 {
301
<a name="l00391"></a>00391 r.d_top = d_bottom;
302
<a name="l00392"></a>00392 r.d_bottom = d_top;
303
<a name="l00393"></a>00393 }
304
<a name="l00394"></a>00394 <span class="keywordflow">else</span>
305
<a name="l00395"></a>00395 {
306
<a name="l00396"></a>00396 r.d_top = d_top;
307
<a name="l00397"></a>00397 r.d_bottom = d_bottom;
308
<a name="l00398"></a>00398 }
309
<a name="l00399"></a>00399 <span class="keywordflow">return</span> r;
310
<a name="l00400"></a>00400 }
311
<a name="l00401"></a>00401
312
<a name="l00406"></a>00406 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> QwtDoubleRect::unite(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
313
<a name="l00407"></a>00407 <span class="keyword"></span>{
314
<a name="l00408"></a>00408 <span class="keywordflow">return</span> *<span class="keyword">this</span> | other;
315
<a name="l00409"></a>00409 }
316
<a name="l00410"></a>00410
317
<a name="l00415"></a>00415 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> QwtDoubleRect::intersect(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
318
<a name="l00416"></a>00416 <span class="keyword"></span>{
319
<a name="l00417"></a>00417 <span class="keywordflow">return</span> *<span class="keyword">this</span> & other;
320
<a name="l00418"></a>00418 }
321
<a name="l00419"></a>00419
322
<a name="l00424"></a>00424 <span class="keywordtype">bool</span> QwtDoubleRect::intersects(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
323
<a name="l00425"></a>00425 <span class="keyword"></span>{
324
<a name="l00426"></a>00426 <span class="keywordflow">return</span> ( qwtMax(d_left, other.d_left) <= qwtMin(d_right, other.d_right) ) &&
325
<a name="l00427"></a>00427 ( qwtMax(d_top, other.d_top ) <= qwtMin(d_bottom, other.d_bottom) );
326
<a name="l00428"></a>00428 }
327
<a name="l00429"></a>00429
328
<a name="l00431"></a>00431 <span class="keywordtype">bool</span> QwtDoubleRect::operator==(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
329
<a name="l00432"></a>00432 <span class="keyword"></span>{
330
<a name="l00433"></a>00433 <span class="keywordflow">return</span> d_left == other.d_left && d_right == other.d_right &&
331
<a name="l00434"></a>00434 d_top == other.d_top && d_bottom == other.d_bottom;
332
<a name="l00435"></a>00435 }
333
<a name="l00436"></a>00436
334
<a name="l00438"></a>00438 <span class="keywordtype">bool</span> QwtDoubleRect::operator!=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
335
<a name="l00439"></a>00439 <span class="keyword"></span>{
336
<a name="l00440"></a>00440 <span class="keywordflow">return</span> !operator==(other);
337
<a name="l00441"></a>00441 }
338
<a name="l00442"></a>00442
339
<a name="l00448"></a>00448 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> QwtDoubleRect::operator|(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
340
<a name="l00449"></a>00449 <span class="keyword"></span>{
341
<a name="l00450"></a>00450 <span class="keywordflow">if</span> ( isEmpty() )
342
<a name="l00451"></a>00451 <span class="keywordflow">return</span> other;
343
<a name="l00452"></a>00452
344
<a name="l00453"></a>00453 <span class="keywordflow">if</span> ( other.isEmpty() )
345
<a name="l00454"></a>00454 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
346
<a name="l00455"></a>00455
347
<a name="l00456"></a>00456 <span class="keyword">const</span> <span class="keywordtype">double</span> minX = qwtMin(d_left, other.d_left);
348
<a name="l00457"></a>00457 <span class="keyword">const</span> <span class="keywordtype">double</span> maxX = qwtMax(d_right, other.d_right);
349
<a name="l00458"></a>00458 <span class="keyword">const</span> <span class="keywordtype">double</span> minY = qwtMin(d_top, other.d_top);
350
<a name="l00459"></a>00459 <span class="keyword">const</span> <span class="keywordtype">double</span> maxY = qwtMax(d_bottom, other.d_bottom);
351
<a name="l00460"></a>00460
352
<a name="l00461"></a>00461 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a>(minX, minY, maxX - minX, maxY - minY);
353
<a name="l00462"></a>00462 }
354
<a name="l00463"></a>00463
355
<a name="l00468"></a>00468 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> QwtDoubleRect::operator&(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
356
<a name="l00469"></a>00469 <span class="keyword"></span>{
357
<a name="l00470"></a>00470 <span class="keywordflow">if</span> (isNull() || other.isNull())
358
<a name="l00471"></a>00471 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a>();
359
<a name="l00472"></a>00472
360
<a name="l00473"></a>00473 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> r1 = normalized();
361
<a name="l00474"></a>00474 <span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> r2 = other.normalized();
362
<a name="l00475"></a>00475
363
<a name="l00476"></a>00476 <span class="keyword">const</span> <span class="keywordtype">double</span> minX = qwtMax(r1.left(), r2.left());
364
<a name="l00477"></a>00477 <span class="keyword">const</span> <span class="keywordtype">double</span> maxX = qwtMin(r1.right(), r2.right());
365
<a name="l00478"></a>00478 <span class="keyword">const</span> <span class="keywordtype">double</span> minY = qwtMax(r1.top(), r2.top());
366
<a name="l00479"></a>00479 <span class="keyword">const</span> <span class="keywordtype">double</span> maxY = qwtMin(r1.bottom(), r2.bottom());
367
<a name="l00480"></a>00480
368
<a name="l00481"></a>00481 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a>(minX, minY, maxX - minX, maxY - minY);
369
<a name="l00482"></a>00482 }
370
<a name="l00483"></a>00483
371
<a name="l00485"></a>00485 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &QwtDoubleRect::operator|=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)
372
<a name="l00486"></a>00486 {
373
<a name="l00487"></a>00487 *<span class="keyword">this</span> = *<span class="keyword">this</span> | other;
374
<a name="l00488"></a>00488 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
375
<a name="l00489"></a>00489 }
376
<a name="l00490"></a>00490
377
<a name="l00492"></a>00492 <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &QwtDoubleRect::operator&=(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other)
378
<a name="l00493"></a>00493 {
379
<a name="l00494"></a>00494 *<span class="keyword">this</span> = *<span class="keyword">this</span> & other;
380
<a name="l00495"></a>00495 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
381
<a name="l00496"></a>00496 }
382
<a name="l00497"></a>00497
383
<a name="l00499"></a>00499 <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> QwtDoubleRect::center()<span class="keyword"> const</span>
384
<a name="l00500"></a>00500 <span class="keyword"></span>{
385
<a name="l00501"></a>00501 <span class="keywordflow">return</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a>(d_left + (d_right - d_left) / 2.0,
386
<a name="l00502"></a>00502 d_top + (d_bottom - d_top) / 2.0);
387
<a name="l00503"></a>00503 }
388
<a name="l00504"></a>00504
389
<a name="l00512"></a>00512 <span class="keywordtype">bool</span> QwtDoubleRect::contains(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
390
<a name="l00513"></a>00513 <span class="keyword"></span>{
391
<a name="l00514"></a>00514 <span class="keywordflow">if</span> ( proper )
392
<a name="l00515"></a>00515 <span class="keywordflow">return</span> x > d_left && x < d_right && y > d_top && y < d_bottom;
393
<a name="l00516"></a>00516 <span class="keywordflow">else</span>
394
<a name="l00517"></a>00517 <span class="keywordflow">return</span> x >= d_left && x <= d_right && y >= d_top && y <= d_bottom;
395
<a name="l00518"></a>00518 }
396
<a name="l00519"></a>00519
397
<a name="l00527"></a>00527 <span class="keywordtype">bool</span> QwtDoubleRect::contains(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &p, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
398
<a name="l00528"></a>00528 <span class="keyword"></span>{
399
<a name="l00529"></a>00529 <span class="keywordflow">return</span> contains(p.x(), p.y(), proper);
400
<a name="l00530"></a>00530 }
401
<a name="l00531"></a>00531
402
<a name="l00539"></a>00539 <span class="keywordtype">bool</span> QwtDoubleRect::contains(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#0c0dc4d33592fac4ad94734d8e9c4152">QwtDoubleRect</a> &other, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
403
<a name="l00540"></a>00540 <span class="keyword"></span>{
404
<a name="l00541"></a>00541 <span class="keywordflow">return</span> contains(other.d_left, other.d_top, proper) &&
405
<a name="l00542"></a>00542 contains(other.d_right, other.d_bottom, proper);
406
<a name="l00543"></a>00543 }
407
<a name="l00544"></a>00544
408
<a name="l00546"></a>00546 <span class="keywordtype">void</span> QwtDoubleRect::moveLeft(<span class="keywordtype">double</span> x)
409
<a name="l00547"></a>00547 {
410
<a name="l00548"></a>00548 <span class="keyword">const</span> <span class="keywordtype">double</span> w = width();
411
<a name="l00549"></a>00549 d_left = x;
412
<a name="l00550"></a>00550 d_right = d_left + w;
413
<a name="l00551"></a>00551 }
414
<a name="l00552"></a>00552
415
<a name="l00554"></a>00554 <span class="keywordtype">void</span> QwtDoubleRect::moveRight(<span class="keywordtype">double</span> x)
416
<a name="l00555"></a>00555 {
417
<a name="l00556"></a>00556 <span class="keyword">const</span> <span class="keywordtype">double</span> w = width();
418
<a name="l00557"></a>00557 d_right = x;
419
<a name="l00558"></a>00558 d_left = d_right - w;
420
<a name="l00559"></a>00559 }
421
<a name="l00560"></a>00560
422
<a name="l00562"></a>00562 <span class="keywordtype">void</span> QwtDoubleRect::moveTop(<span class="keywordtype">double</span> y)
423
<a name="l00563"></a>00563 {
424
<a name="l00564"></a>00564 <span class="keyword">const</span> <span class="keywordtype">double</span> h = height();
425
<a name="l00565"></a>00565 d_top = y;
426
<a name="l00566"></a>00566 d_bottom = d_top + h;
427
<a name="l00567"></a>00567 }
428
<a name="l00568"></a>00568
429
<a name="l00570"></a>00570 <span class="keywordtype">void</span> QwtDoubleRect::moveBottom(<span class="keywordtype">double</span> y)
430
<a name="l00571"></a>00571 {
431
<a name="l00572"></a>00572 <span class="keyword">const</span> <span class="keywordtype">double</span> h = height();
432
<a name="l00573"></a>00573 d_bottom = y;
433
<a name="l00574"></a>00574 d_top = d_bottom - h;
434
<a name="l00575"></a>00575 }
435
<a name="l00576"></a>00576
436
<a name="l00578"></a>00578 <span class="keywordtype">void</span> QwtDoubleRect::moveTo(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)
437
<a name="l00579"></a>00579 {
438
<a name="l00580"></a>00580 moveLeft(x);
439
<a name="l00581"></a>00581 moveTop(y);
440
<a name="l00582"></a>00582 }
441
<a name="l00583"></a>00583
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<a name="l00585"></a>00585 <span class="keywordtype">void</span> QwtDoubleRect::moveBy(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy)
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<a name="l00586"></a>00586 {
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<a name="l00587"></a>00587 d_left += dx;
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<a name="l00588"></a>00588 d_right += dx;
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<a name="l00589"></a>00589 d_top += dy;
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<a name="l00590"></a>00590 d_bottom += dy;
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<a name="l00591"></a>00591 }
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<a name="l00592"></a>00592
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<a name="l00594"></a>00594 <span class="keywordtype">void</span> QwtDoubleRect::moveCenter(<span class="keyword">const</span> <a class="code" href="qwt__double__rect_8h.html#5fdf5abc59b6e6cee5c11d355906927a">QwtDoublePoint</a> &pos)
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<a name="l00595"></a>00595 {
452
<a name="l00596"></a>00596 moveCenter(pos.x(), pos.y());
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<a name="l00597"></a>00597 }
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<a name="l00598"></a>00598
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<a name="l00600"></a>00600 <span class="keywordtype">void</span> QwtDoubleRect::moveCenter(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)
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<a name="l00601"></a>00601 {
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<a name="l00602"></a>00602 moveTo(x - width() / 2.0, y - height() / 2.0);
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<a name="l00603"></a>00603 }
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<a name="l00604"></a>00604
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<a name="l00605"></a>00605 <span class="preprocessor">#endif // QT_VERSION < 0x040000</span>
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Mar 22 16:54:07 2009 for Qwt User's Guide by
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<a href="http://www.doxygen.org/index.html">
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.0 </small></address>
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