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<title>Qwt User's Guide: qwt_double_rect.cpp Source File</title>
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<h1>qwt_double_rect.cpp</h1><pre class="fragment"><div>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
00002 <span class="comment"> * Qwt Widget Library</span>
00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
00005 <span class="comment"> *</span>
00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
00008 <span class="comment"> *****************************************************************************/</span>
00009
00010 <span class="preprocessor">#include "qwt_double_rect.h"</span>
00011
00013
<a name="l00014"></a><a class="code" href="class_qwt_double_point.html#a0">00014</a> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint::QwtDoublePoint</a>():
00015 d_x(0.0),
00016 d_y(0.0)
00017 {
00018 }
00019
00021
<a name="l00022"></a><a class="code" href="class_qwt_double_point.html#a1">00022</a> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint::QwtDoublePoint</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y ):
00023 d_x(x),
00024 d_y(y)
00025 {
00026 }
00027
<a name="l00029"></a><a class="code" href="class_qwt_double_point.html#a2">00029</a> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint::QwtDoublePoint</a>(<span class="keyword">const</span> QPoint &p):
00030 d_x(double(p.x())),
00031 d_y(double(p.y()))
00032 {
00033 }
00034
<a name="l00036"></a><a class="code" href="class_qwt_double_point.html#a10">00036</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_point.html#a10">QwtDoublePoint::operator==</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
00037 <span class="keyword"></span>{
00038 <span class="keywordflow">return</span> (d_x == other.<a class="code" href="class_qwt_double_point.html#r0">d_x</a>) && (d_y == other.<a class="code" href="class_qwt_double_point.html#r1">d_y</a>);
00039 }
00040
<a name="l00042"></a><a class="code" href="class_qwt_double_point.html#a11">00042</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_point.html#a11">QwtDoublePoint::operator!=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
00043 <span class="keyword"></span>{
00044 <span class="keywordflow">return</span> !<a class="code" href="class_qwt_double_point.html#a10">operator==</a>(other);
00045 }
00046
<a name="l00052"></a><a class="code" href="class_qwt_double_point.html#a12">00052</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_point.html#a12">QwtDoublePoint::operator-</a>()<span class="keyword"> const</span>
00053 <span class="keyword"></span>{
00054 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint</a>(-d_x, -d_y);
00055 }
00056
<a name="l00062"></a><a class="code" href="class_qwt_double_point.html#a13">00062</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_point.html#a13">QwtDoublePoint::operator+</a>(
00063 <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
00064 <span class="keyword"></span>{
00065 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint</a>(d_x + other.<a class="code" href="class_qwt_double_point.html#r0">d_x</a>, d_y + other.<a class="code" href="class_qwt_double_point.html#r1">d_y</a>);
00066 }
00067
<a name="l00073"></a><a class="code" href="class_qwt_double_point.html#a14">00073</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_point.html#a12">QwtDoublePoint::operator-</a>(
00074 <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)<span class="keyword"> const</span>
00075 <span class="keyword"></span>{
00076 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint</a>(d_x - other.<a class="code" href="class_qwt_double_point.html#r0">d_x</a>, d_y - other.<a class="code" href="class_qwt_double_point.html#r1">d_y</a>);
00077 }
00078
00080
<a name="l00081"></a><a class="code" href="class_qwt_double_point.html#a15">00081</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_point.html#a15">QwtDoublePoint::operator*</a>(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
00082 <span class="keyword"></span>{
00083 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint</a>(d_x * c, d_y * c);
00084 }
00085
00087
<a name="l00088"></a><a class="code" href="class_qwt_double_point.html#a16">00088</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_point.html#a16">QwtDoublePoint::operator/</a>(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
00089 <span class="keyword"></span>{
00090 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html#a0">QwtDoublePoint</a>(d_x / c, d_y / c);
00091 }
00092
00094
<a name="l00095"></a><a class="code" href="class_qwt_double_point.html#a17">00095</a> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &<a class="code" href="class_qwt_double_point.html#a17">QwtDoublePoint::operator+=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)
00096 {
00097 d_x += other.<a class="code" href="class_qwt_double_point.html#r0">d_x</a>;
00098 d_y += other.<a class="code" href="class_qwt_double_point.html#r1">d_y</a>;
00099 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00100 }
00101
00103
<a name="l00104"></a><a class="code" href="class_qwt_double_point.html#a18">00104</a> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &<a class="code" href="class_qwt_double_point.html#a18">QwtDoublePoint::operator-=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &other)
00105 {
00106 d_x -= other.<a class="code" href="class_qwt_double_point.html#r0">d_x</a>;
00107 d_y -= other.<a class="code" href="class_qwt_double_point.html#r1">d_y</a>;
00108 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00109 }
00110
00112
<a name="l00113"></a><a class="code" href="class_qwt_double_point.html#a19">00113</a> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &<a class="code" href="class_qwt_double_point.html#a19">QwtDoublePoint::operator*=</a>(<span class="keywordtype">double</span> c)
00114 {
00115 d_x *= c;
00116 d_y *= c;
00117 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00118 }
00119
00121
<a name="l00122"></a><a class="code" href="class_qwt_double_point.html#a20">00122</a> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &<a class="code" href="class_qwt_double_point.html#a20">QwtDoublePoint::operator/=</a>(<span class="keywordtype">double</span> c)
00123 {
00124 d_x /= c;
00125 d_y /= c;
00126 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00127 }
00128
00130
<a name="l00131"></a><a class="code" href="class_qwt_double_size.html#a0">00131</a> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize::QwtDoubleSize</a>():
00132 d_width(0.0),
00133 d_height(0.0)
00134 {
00135 }
00136
00138
<a name="l00139"></a><a class="code" href="class_qwt_double_size.html#a1">00139</a> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize::QwtDoubleSize</a>( <span class="keywordtype">double</span> w, <span class="keywordtype">double</span> h ):
00140 d_width(w),
00141 d_height(h)
00142 {
00143 }
00144
00146
<a name="l00147"></a><a class="code" href="class_qwt_double_size.html#a2">00147</a> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize::QwtDoubleSize</a>(<span class="keyword">const</span> QSize &sz):
00148 d_width(double(sz.width())),
00149 d_height(double(sz.height()))
00150 {
00151 }
00152
00154
<a name="l00155"></a><a class="code" href="class_qwt_double_size.html#a10">00155</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_size.html#a10">QwtDoubleSize::transpose</a>()
00156 {
00157 <span class="keywordtype">double</span> tmp = d_width;
00158 d_width = d_height;
00159 d_height = tmp;
00160 }
00161
<a name="l00167"></a><a class="code" href="class_qwt_double_size.html#a11">00167</a> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a11">QwtDoubleSize::expandedTo</a>(
00168 <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00169 <span class="keyword"></span>{
00170 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(
00171 QMAX(d_width, other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>),
00172 QMAX(d_height, other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>)
00173 );
00174 }
00175
<a name="l00181"></a><a class="code" href="class_qwt_double_size.html#a12">00181</a> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a12">QwtDoubleSize::boundedTo</a>(
00182 <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00183 <span class="keyword"></span>{
00184 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(
00185 QMIN(d_width, other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>),
00186 QMIN(d_height, other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>)
00187 );
00188 }
00189
00191
<a name="l00192"></a><a class="code" href="class_qwt_double_size.html#a15">00192</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_size.html#a15">QwtDoubleSize::operator==</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00193 <span class="keyword"></span>{
00194 <span class="keywordflow">return</span> d_width == other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a> && d_height == other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>;
00195 }
00196
00198
<a name="l00199"></a><a class="code" href="class_qwt_double_size.html#a16">00199</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_size.html#a16">QwtDoubleSize::operator!=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00200 <span class="keyword"></span>{
00201 <span class="keywordflow">return</span> !<a class="code" href="class_qwt_double_size.html#a15">operator==</a>(other);
00202 }
00203
<a name="l00209"></a><a class="code" href="class_qwt_double_size.html#a17">00209</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a17">QwtDoubleSize::operator-</a>()<span class="keyword"> const</span>
00210 <span class="keyword"></span>{
00211 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(-d_width, -d_height);
00212 }
00213
<a name="l00219"></a><a class="code" href="class_qwt_double_size.html#a18">00219</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a18">QwtDoubleSize::operator+</a>(
00220 <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00221 <span class="keyword"></span>{
00222 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(d_width + other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>,
00223 d_height + other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>);
00224 }
00225
<a name="l00231"></a><a class="code" href="class_qwt_double_size.html#a19">00231</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a17">QwtDoubleSize::operator-</a>(
00232 <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)<span class="keyword"> const</span>
00233 <span class="keyword"></span>{
00234 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(d_width - other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>,
00235 d_height - other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>);
00236 }
00237
00239
<a name="l00240"></a><a class="code" href="class_qwt_double_size.html#a20">00240</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a20">QwtDoubleSize::operator*</a>(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
00241 <span class="keyword"></span>{
00242 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(d_width * c, d_height * c);
00243 }
00244
00246
<a name="l00247"></a><a class="code" href="class_qwt_double_size.html#a21">00247</a> <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> <a class="code" href="class_qwt_double_size.html#a21">QwtDoubleSize::operator/</a>(<span class="keywordtype">double</span> c)<span class="keyword"> const</span>
00248 <span class="keyword"></span>{
00249 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_size.html#a0">QwtDoubleSize</a>(d_width / c, d_height / c);
00250 }
00251
00253
<a name="l00254"></a><a class="code" href="class_qwt_double_size.html#a22">00254</a> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &<a class="code" href="class_qwt_double_size.html#a22">QwtDoubleSize::operator+=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)
00255 {
00256 d_width += other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>;
00257 d_height += other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>;
00258 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00259 }
00260
00262
<a name="l00263"></a><a class="code" href="class_qwt_double_size.html#a23">00263</a> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &<a class="code" href="class_qwt_double_size.html#a23">QwtDoubleSize::operator-=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &other)
00264 {
00265 d_width -= other.<a class="code" href="class_qwt_double_size.html#r0">d_width</a>;
00266 d_height -= other.<a class="code" href="class_qwt_double_size.html#r1">d_height</a>;
00267 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00268 }
00269
00270 <span class="comment">/* </span>
00271 <span class="comment"> Multiplies this size's width and height by c, </span>
00272 <span class="comment"> and returns a reference to this size.</span>
00273 <span class="comment">*/</span>
00274
00275 <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &QwtDoubleSize::operator*=(<span class="keywordtype">double</span> c)
00276 {
00277 d_width *= c;
00278 d_height *= c;
00279 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00280 }
00281
00282 <span class="comment">/* </span>
00283 <span class="comment"> Devides this size's width and height by c, </span>
00284 <span class="comment"> and returns a reference to this size.</span>
00285 <span class="comment">*/</span>
00286
00287 <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &QwtDoubleSize::operator/=(<span class="keywordtype">double</span> c)
00288 {
00289 d_width /= c;
00290 d_height /= c;
00291 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00292 }
00293
<a name="l00295"></a><a class="code" href="class_qwt_double_rect.html#a0">00295</a> <a class="code" href="class_qwt_double_rect.html#a0">QwtDoubleRect::QwtDoubleRect</a>():
00296 d_x1(0.0),
00297 d_x2(0.0),
00298 d_y1(0.0),
00299 d_y2(0.0)
00300 {
00301 }
00302
<a name="l00308"></a><a class="code" href="class_qwt_double_rect.html#a1">00308</a> <a class="code" href="class_qwt_double_rect.html#a0">QwtDoubleRect::QwtDoubleRect</a>(<span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2,
00309 <span class="keywordtype">double</span> y1, <span class="keywordtype">double</span> y2):
00310 d_x1(x1),
00311 d_x2(x2),
00312 d_y1(y1),
00313 d_y2(y2)
00314 {
00315 }
00316
<a name="l00322"></a><a class="code" href="class_qwt_double_rect.html#a2">00322</a> <a class="code" href="class_qwt_double_rect.html#a0">QwtDoubleRect::QwtDoubleRect</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &size):
00323 d_x1(x),
00324 d_x2(x + size.width()),
00325 d_y1(y),
00326 d_y2(y + size.height())
00327 {
00328 }
00329
<a name="l00333"></a><a class="code" href="class_qwt_double_rect.html#a26">00333</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a26">QwtDoubleRect::setRect</a>(<span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2, <span class="keywordtype">double</span> y1, <span class="keywordtype">double</span> y2)
00334 {
00335 d_x1 = x1;
00336 d_x2 = x2;
00337 d_y1 = y1;
00338 d_y2 = y2;
00339 }
00340
<a name="l00346"></a><a class="code" href="class_qwt_double_rect.html#a32">00346</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a32">QwtDoubleRect::setSize</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_size.html">QwtDoubleSize</a> &size)
00347 {
00348 <a class="code" href="class_qwt_double_rect.html#a30">setWidth</a>(size.<a class="code" href="class_qwt_double_size.html#a6">width</a>());
00349 <a class="code" href="class_qwt_double_rect.html#a31">setHeight</a>(size.<a class="code" href="class_qwt_double_size.html#a7">height</a>());
00350 }
00351
<a name="l00359"></a><a class="code" href="class_qwt_double_rect.html#a6">00359</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> <a class="code" href="class_qwt_double_rect.html#a6">QwtDoubleRect::normalize</a>()<span class="keyword"> const</span>
00360 <span class="keyword"></span>{
00361 <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> r;
00362 <span class="keywordflow">if</span> ( d_x2 < d_x1 )
00363 {
00364 r.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a> = d_x2;
00365 r.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a> = d_x1;
00366 }
00367 <span class="keywordflow">else</span>
00368 {
00369 r.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a> = d_x1;
00370 r.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a> = d_x2;
00371 }
00372 <span class="keywordflow">if</span> ( d_y2 < d_y1 )
00373 {
00374 r.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a> = d_y2;
00375 r.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a> = d_y1;
00376 }
00377 <span class="keywordflow">else</span>
00378 {
00379 r.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a> = d_y1;
00380 r.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a> = d_y2;
00381 }
00382 <span class="keywordflow">return</span> r;
00383 }
00384
<a name="l00390"></a><a class="code" href="class_qwt_double_rect.html#a42">00390</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> <a class="code" href="class_qwt_double_rect.html#a42">QwtDoubleRect::unite</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00391 <span class="keyword"></span>{
00392 <span class="keywordflow">return</span> *<span class="keyword">this</span> | other;
00393 }
00394
<a name="l00400"></a><a class="code" href="class_qwt_double_rect.html#a43">00400</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> <a class="code" href="class_qwt_double_rect.html#a43">QwtDoubleRect::intersect</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00401 <span class="keyword"></span>{
00402 <span class="keywordflow">return</span> *<span class="keyword">this</span> & other;
00403 }
00404
<a name="l00410"></a><a class="code" href="class_qwt_double_rect.html#a44">00410</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a44">QwtDoubleRect::intersects</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00411 <span class="keyword"></span>{
00412 <span class="keywordflow">return</span> ( QMAX(d_x1, other.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a>) <= QMIN(d_x2, other.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a>) ) &&
00413 ( QMAX(d_y1, other.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a> ) <= QMIN(d_y2, other.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a>) );
00414 }
00415
00417
<a name="l00418"></a><a class="code" href="class_qwt_double_rect.html#a37">00418</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a37">QwtDoubleRect::operator==</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00419 <span class="keyword"></span>{
00420 <span class="keywordflow">return</span> d_x1 == other.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a> && d_x2 == other.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a> &&
00421 d_y1 == other.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a> && d_y2 == other.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a>;
00422 }
00423
00425
<a name="l00426"></a><a class="code" href="class_qwt_double_rect.html#a38">00426</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a38">QwtDoubleRect::operator!=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00427 <span class="keyword"></span>{
00428 <span class="keywordflow">return</span> !<a class="code" href="class_qwt_double_rect.html#a37">operator==</a>(other);
00429 }
00430
<a name="l00437"></a><a class="code" href="class_qwt_double_rect.html#a33">00437</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> <a class="code" href="class_qwt_double_rect.html#a33">QwtDoubleRect::operator|</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00438 <span class="keyword"></span>{
00439 <span class="keywordflow">if</span> ( !<a class="code" href="class_qwt_double_rect.html#a5">isValid</a>() )
00440 <span class="keywordflow">return</span> other;
00441
00442 <span class="keywordflow">if</span> ( !other.<a class="code" href="class_qwt_double_rect.html#a5">isValid</a>() )
00443 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00444
00445 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_rect.html#a0">QwtDoubleRect</a>(QMIN(d_x1, other.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a>), QMAX(d_x2, other.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a>),
00446 QMIN(d_y1, other.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a>), QMAX(d_y2, other.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a>) );
00447 }
00448
<a name="l00454"></a><a class="code" href="class_qwt_double_rect.html#a34">00454</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> <a class="code" href="class_qwt_double_rect.html#a34">QwtDoubleRect::operator&</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)<span class="keyword"> const</span>
00455 <span class="keyword"></span>{
00456 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_rect.html#a0">QwtDoubleRect</a>(QMAX(d_x1, other.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a>), QMIN(d_x2, other.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a>),
00457 QMAX(d_y1, other.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a>), QMIN(d_y2, other.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a>));
00458 }
00459
00461
<a name="l00462"></a><a class="code" href="class_qwt_double_rect.html#a35">00462</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &<a class="code" href="class_qwt_double_rect.html#a35">QwtDoubleRect::operator|=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)
00463 {
00464 *<span class="keyword">this</span> = *<span class="keyword">this</span> | other;
00465 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00466 }
00467
00469
<a name="l00470"></a><a class="code" href="class_qwt_double_rect.html#a36">00470</a> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &<a class="code" href="class_qwt_double_rect.html#a36">QwtDoubleRect::operator&=</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other)
00471 {
00472 *<span class="keyword">this</span> = *<span class="keyword">this</span> & other;
00473 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00474 }
00475
00477
<a name="l00478"></a><a class="code" href="class_qwt_double_rect.html#a19">00478</a> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> <a class="code" href="class_qwt_double_rect.html#a19">QwtDoubleRect::center</a>()<span class="keyword"> const</span>
00479 <span class="keyword"></span>{
00480 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a>(d_x1 + (d_x2 - d_x1) / 2.0,
00481 d_y1 + (d_y2 - d_y1) / 2.0);
00482 }
00483
<a name="l00492"></a><a class="code" href="class_qwt_double_rect.html#a40">00492</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a39">QwtDoubleRect::contains</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
00493 <span class="keyword"></span>{
00494 <span class="keywordflow">if</span> ( proper )
00495 <span class="keywordflow">return</span> x > d_x1 && x < d_x2 && y > d_y1 && y < d_y2;
00496 <span class="keywordflow">else</span>
00497 <span class="keywordflow">return</span> x >= d_x1 && x <= d_x2 && y >= d_y1 && y <= d_y2;
00498 }
00499
<a name="l00508"></a><a class="code" href="class_qwt_double_rect.html#a39">00508</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a39">QwtDoubleRect::contains</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &p, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
00509 <span class="keyword"></span>{
00510 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_rect.html#a39">contains</a>(p.<a class="code" href="class_qwt_double_point.html#a4">x</a>(), p.<a class="code" href="class_qwt_double_point.html#a5">y</a>(), proper);
00511 }
00512
<a name="l00521"></a><a class="code" href="class_qwt_double_rect.html#a41">00521</a> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_double_rect.html#a39">QwtDoubleRect::contains</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_rect.html">QwtDoubleRect</a> &other, <span class="keywordtype">bool</span> proper)<span class="keyword"> const</span>
00522 <span class="keyword"></span>{
00523 <span class="keywordflow">return</span> <a class="code" href="class_qwt_double_rect.html#a39">contains</a>(other.<a class="code" href="class_qwt_double_rect.html#r0">d_x1</a>, other.<a class="code" href="class_qwt_double_rect.html#r2">d_y1</a>, proper) &&
00524 <a class="code" href="class_qwt_double_rect.html#a39">contains</a>(other.<a class="code" href="class_qwt_double_rect.html#r1">d_x2</a>, other.<a class="code" href="class_qwt_double_rect.html#r3">d_y2</a>, proper);
00525 }
00526
00528
<a name="l00529"></a><a class="code" href="class_qwt_double_rect.html#a20">00529</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a20">QwtDoubleRect::moveX</a>(<span class="keywordtype">double</span> x)
00530 {
00531 <span class="keyword">const</span> <span class="keywordtype">double</span> w = <a class="code" href="class_qwt_double_rect.html#a27">width</a>();
00532 d_x1 = x;
00533 d_x2 = d_x1 + w;
00534 }
00535
00537
<a name="l00538"></a><a class="code" href="class_qwt_double_rect.html#a21">00538</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a21">QwtDoubleRect::moveY</a>(<span class="keywordtype">double</span> y)
00539 {
00540 <span class="keyword">const</span> <span class="keywordtype">double</span> h = <a class="code" href="class_qwt_double_rect.html#a28">height</a>();
00541 d_y1 = y;
00542 d_y2 = d_y1 + h;
00543 }
00544
00546
<a name="l00547"></a><a class="code" href="class_qwt_double_rect.html#a22">00547</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a22">QwtDoubleRect::move</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)
00548 {
00549 <a class="code" href="class_qwt_double_rect.html#a20">moveX</a>(x);
00550 <a class="code" href="class_qwt_double_rect.html#a21">moveY</a>(y);
00551 }
00552
00554
<a name="l00555"></a><a class="code" href="class_qwt_double_rect.html#a23">00555</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a23">QwtDoubleRect::moveBy</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy)
00556 {
00557 d_x1 += dx;
00558 d_x2 += dx;
00559 d_y1 += dy;
00560 d_y2 += dy;
00561 }
00562
00564
<a name="l00565"></a><a class="code" href="class_qwt_double_rect.html#a24">00565</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a24">QwtDoubleRect::moveCenter</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_double_point.html">QwtDoublePoint</a> &pos)
00566 {
00567 <a class="code" href="class_qwt_double_rect.html#a24">moveCenter</a>(pos.<a class="code" href="class_qwt_double_point.html#a4">x</a>(), pos.<a class="code" href="class_qwt_double_point.html#a5">y</a>());
00568 }
00569
00571
<a name="l00572"></a><a class="code" href="class_qwt_double_rect.html#a25">00572</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_double_rect.html#a24">QwtDoubleRect::moveCenter</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y)
00573 {
00574 <a class="code" href="class_qwt_double_rect.html#a22">move</a>(x - <a class="code" href="class_qwt_double_rect.html#a27">width</a>() / 2.0, y - <a class="code" href="class_qwt_double_rect.html#a28">height</a>() / 2.0);
00575 }
</div></pre><hr size="1"><address style="align: right;"><small>Generated on Tue Nov 16 21:12:20 2004 for Qwt User's Guide by
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