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<h1>geos::geom::Envelope Class Reference</h1> </div>
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<!-- doxytag: class="geos::geom::Envelope" -->
<p>An <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> defines a rectangulare region of the 2D coordinate plane.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="geom_8h_source.html">geos.h</a>></code></p>
<p><a href="classgeos_1_1geom_1_1Envelope-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab623aa1eee056d388adbeb13a51c1a09"></a><!-- doxytag: member="geos::geom::Envelope::AutoPtr" ref="ab623aa1eee056d388adbeb13a51c1a09" args="" -->
typedef std::auto_ptr< <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> > </td><td class="memItemRight" valign="bottom"><b>AutoPtr</b></td></tr>
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa78e2966d7fc535c7a82d9b2e87fbf9e"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="aa78e2966d7fc535c7a82d9b2e87fbf9e" args="(void)" -->
</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#aa78e2966d7fc535c7a82d9b2e87fbf9e">Envelope</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates a null <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#af56f81318990da1f6bf8e35df5ef1485">Envelope</a> (double x1, double x2, double y1, double y2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by maximum and minimum values. <a href="#af56f81318990da1f6bf8e35df5ef1485"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a8a787551e5b2015efa4456408d24d7eb">Envelope</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p1, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by two Coordinates. <a href="#a8a787551e5b2015efa4456408d24d7eb"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a1427d0ea38c37efa64cf1dc09e05148e">Envelope</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates an <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> for a region defined by a single <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a>. <a href="#a1427d0ea38c37efa64cf1dc09e05148e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a247a24e31422839b60b5cef084c52d8d"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="a247a24e31422839b60b5cef084c52d8d" args="(const Envelope &env)" -->
</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a247a24e31422839b60b5cef084c52d8d">Envelope</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &env)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Copy constructor. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac4f6c83da1d272263122b7e22adce7d4"></a><!-- doxytag: member="geos::geom::Envelope::operator=" ref="ac4f6c83da1d272263122b7e22adce7d4" args="(const Envelope &e)" -->
<a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ac4f6c83da1d272263122b7e22adce7d4">operator=</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &e)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Assignment operator. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a740469b5f10ddf61e54a5628b733ac90"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="a740469b5f10ddf61e54a5628b733ac90" args="(const std::string &str)" -->
</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a740469b5f10ddf61e54a5628b733ac90">Envelope</a> (const std::string &str)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> from an <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> string representation produced by <a class="el" href="classgeos_1_1geom_1_1Envelope.html#acd3e5c1bb64ba673d9711c2e6d508e1b" title="Returns a string of the form Env[minx:maxx,miny:maxy] .">Envelope.toString()</a>. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a297cd746dc6e6a7aee74deefbd36071d"></a><!-- doxytag: member="geos::geom::Envelope::init" ref="a297cd746dc6e6a7aee74deefbd36071d" args="(void)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a297cd746dc6e6a7aee74deefbd36071d">init</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize to a null <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a5f65f9c33e966a3d28bd495ce9c6815c">init</a> (double x1, double x2, double y1, double y2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by maximum and minimum values. <a href="#a5f65f9c33e966a3d28bd495ce9c6815c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a407cb13d0d860938e18ee546a5353171">init</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p1, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to a region defined by two Coordinates. <a href="#a407cb13d0d860938e18ee546a5353171"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a777543b16acc0002b8901007b8c4b139">init</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to a region defined by a single <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a>. <a href="#a777543b16acc0002b8901007b8c4b139"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a225d5c7dc9e65af942ac19e2c5e92383"></a><!-- doxytag: member="geos::geom::Envelope::setToNull" ref="a225d5c7dc9e65af942ac19e2c5e92383" args="(void)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a225d5c7dc9e65af942ac19e2c5e92383">setToNull</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Makes this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> a "null" envelope, that is, the envelope of the empty geometry. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a4cb6ee694a4e1d212b479fcd5b15166b">isNull</a> (void) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns <code>true</code> if this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is a "null" envelope. <a href="#a4cb6ee694a4e1d212b479fcd5b15166b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a9d61a221a0666b0814328af5f5f63e9d">getWidth</a> (void) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the difference between the maximum and minimum x values. <a href="#a9d61a221a0666b0814328af5f5f63e9d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a446d8ebccb10dd340cb481ef14a279b5">getHeight</a> (void) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the difference between the maximum and minimum y values. <a href="#a446d8ebccb10dd340cb481ef14a279b5"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#aa5c4848efadb6212bd589714b359aeaa">getArea</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#afe346be1da764bd27d2769a64ed99fa6">getMaxY</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ac736024440af1b467ba2ba4308280b1b">getMaxX</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ae8f01c5ddb0eb2aaeff5510eaebee3ab">getMinY</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ad66764b72fd8a239a6081f7831e7def3">getMinX</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a11eb76d8c3f0bcf5d8bf77394a85a779">centre</a> (<a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &centre) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a3d90e2f4c0c80590e8cbce6d64316784">intersection</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &env, <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &result) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#addf3571a43639e20496e193a23190974">translate</a> (double transX, double transY)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Translates this envelope by given amounts in the X and Y direction. <a href="#addf3571a43639e20496e193a23190974"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a5c6fae409a8aa13bc8e7a30883e45914">expandBy</a> (double deltaX, double deltaY)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Expands this envelope by a given distance in all directions. Both positive and negative distances are supported. <a href="#a5c6fae409a8aa13bc8e7a30883e45914"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a619e9951464c2a02914eabbfe160672c">expandBy</a> (double distance)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Expands this envelope by a given distance in all directions. Both positive and negative distances are supported. <a href="#a619e9951464c2a02914eabbfe160672c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a5adcdd87795a0902140aeae6f23f8f9b">expandToInclude</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains p. Does nothing if p is already on or within the boundaries. <a href="#a5adcdd87795a0902140aeae6f23f8f9b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a15bcec66b872936e4ee9a58ab57a688a">expandToInclude</a> (double x, double y)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains (x,y). Does nothing if (x,y) is already on or within the boundaries. <a href="#a15bcec66b872936e4ee9a58ab57a688a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a9e7d03adbf2d86afc53beb650900666a">expandToInclude</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *other)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains <code>other</code>. Does nothing if other is wholly on or within the boundaries. <a href="#a9e7d03adbf2d86afc53beb650900666a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ab3762ad4d5a26a3242801f81beaec50b">contains</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &other) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests if the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> other</code> lies wholely inside this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> (inclusive of the boundary). <a href="#ab3762ad4d5a26a3242801f81beaec50b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7c2ed05b826b896e513d8d90b8434875"></a><!-- doxytag: member="geos::geom::Envelope::contains" ref="a7c2ed05b826b896e513d8d90b8434875" args="(const Envelope *other) const " -->
bool </td><td class="memItemRight" valign="bottom"><b>contains</b> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *other) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a8e499f3a0fc1b71f1b3e2bb166b7a968">contains</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns <code>true</code> if the given point lies in or on the envelope. <a href="#a8e499f3a0fc1b71f1b3e2bb166b7a968"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#af2a9719d7721b36e084b907f809f5de4">contains</a> (double x, double y) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns <code>true</code> if the given point lies in or on the envelope. <a href="#af2a9719d7721b36e084b907f809f5de4"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#aa8b470479902068fff1414995726196d">intersects</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a3484681fd445f2fa79e2637e3cb0dbf1">intersects</a> (double x, double y) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ae99dfca9ed862ed3d314bc32e6991800">intersects</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *other) const </td></tr>
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bool </td><td class="memItemRight" valign="bottom"><b>intersects</b> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &other) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ae772c80e20d09c23d16dc30bcf2208bb">covers</a> (double x, double y) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a6138cf93724675502e587ffb4d5ff19b">covers</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> *p) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a9509a62c05bc296182c59816bb834507">covers</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> &other) const </td></tr>
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bool </td><td class="memItemRight" valign="bottom"><b>covers</b> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *other) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a936e3538dcc3bd3823a20bba57c28bf9">equals</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *other) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns <code>true</code> if the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> other</code> spatially equals this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. <a href="#a936e3538dcc3bd3823a20bba57c28bf9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#acd3e5c1bb64ba673d9711c2e6d508e1b">toString</a> (void) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns a <code>string</code> of the form <em>Env[minx:maxx,miny:maxy]</em> . <a href="#acd3e5c1bb64ba673d9711c2e6d508e1b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a69a392ab3e3a10e7de5981b874ff46fd">distance</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> *env) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Computes the distance between this and another <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. <a href="#a69a392ab3e3a10e7de5981b874ff46fd"></a><br/></td></tr>
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int </td><td class="memItemRight" valign="bottom"><b>hashCode</b> () const </td></tr>
<tr><td colspan="2"><h2><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#a8971b31a5c56429f2d66d72e4d98032d">intersects</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p1, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p2, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &q)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Test the point q to see whether it intersects the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> defined by p1-p2. <a href="#a8971b31a5c56429f2d66d72e4d98032d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1geom_1_1Envelope.html#ac21d7d1389767e7135ffb623306b7322">intersects</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p1, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &p2, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &q1, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &q2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Test the envelope defined by p1-p2 for intersection with the envelope defined by q1-q2. <a href="#ac21d7d1389767e7135ffb623306b7322"></a><br/></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>An <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> defines a rectangulare region of the 2D coordinate plane. </p>
<p>It is often used to represent the bounding box of a <a class="el" href="classgeos_1_1geom_1_1Geometry.html" title="Basic implementation of Geometry, constructed and destructed by GeometryFactory.">Geometry</a>, e.g. the minimum and maximum x and y values of the Coordinates.</p>
<p>Note that Envelopes support infinite or half-infinite regions, by using the values of <code>Double_POSITIVE_INFINITY</code> and <code>Double_NEGATIVE_INFINITY</code>.</p>
<p>When <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> objects are created or initialized, the supplies extent values are automatically sorted into the correct order. </p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="af56f81318990da1f6bf8e35df5ef1485"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="af56f81318990da1f6bf8e35df5ef1485" args="(double x1, double x2, double y1, double y2)" -->
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<td class="paramtype">double </td>
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<td class="paramtype">double </td>
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<td class="paramtype">double </td>
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<td class="paramtype">double </td>
<td class="paramname"> <em>y2</em></td><td> </td>
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<p>Creates an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by maximum and minimum values. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x1</em> </td><td>the first x-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>x2</em> </td><td>the second x-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y1</em> </td><td>the first y-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y2</em> </td><td>the second y-value </td></tr>
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<a class="anchor" id="a8a787551e5b2015efa4456408d24d7eb"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="a8a787551e5b2015efa4456408d24d7eb" args="(const Coordinate &p1, const Coordinate &p2)" -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p1</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p2</em></td><td> </td>
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<p>Creates an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by two Coordinates. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p1</em> </td><td>the first <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
<tr><td valign="top"></td><td valign="top"><em>p2</em> </td><td>the second <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
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<a class="anchor" id="a1427d0ea38c37efa64cf1dc09e05148e"></a><!-- doxytag: member="geos::geom::Envelope::Envelope" ref="a1427d0ea38c37efa64cf1dc09e05148e" args="(const Coordinate &p)" -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p</em></td>
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<p>Creates an <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> for a region defined by a single <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a>. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
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</dd>
</dl>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a11eb76d8c3f0bcf5d8bf77394a85a779"></a><!-- doxytag: member="geos::geom::Envelope::centre" ref="a11eb76d8c3f0bcf5d8bf77394a85a779" args="(Coordinate &centre) const " -->
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<td class="memname">bool geos::geom::Envelope::centre </td>
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<td class="paramname"> <em>centre</em></td>
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<td> const</td>
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<p>Computes the coordinate of the centre of this envelope (as long as it is non-null)</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>centre</em> </td><td>The coordinate to write results into </td></tr>
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</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>NULL is the center could not be found (null envelope). </dd></dl>
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<a class="anchor" id="ab3762ad4d5a26a3242801f81beaec50b"></a><!-- doxytag: member="geos::geom::Envelope::contains" ref="ab3762ad4d5a26a3242801f81beaec50b" args="(const Envelope &other) const " -->
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<td class="memname">bool geos::geom::Envelope::contains </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> & </td>
<td class="paramname"> <em>other</em></td>
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<p>Tests if the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> other</code> lies wholely inside this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> (inclusive of the boundary). </p>
<p>Note that this is <b>not</b> the same definition as the SFS <code>contains</code>, which would exclude the envelope boundary.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>other</em> </td><td>the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to check </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd>true if <code>other</code> is contained in this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code></dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd>covers(Envelope) </dd></dl>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p</em></td>
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<p>Returns <code>true</code> if the given point lies in or on the envelope. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the point lies in the interior or on the boundary of this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </dd></dl>
<p>References <a class="el" href="classgeos_1_1geom_1_1Coordinate.html#ad809a77e5715e490a7e5f95c8611737e">geos::geom::Coordinate::x</a>, and <a class="el" href="classgeos_1_1geom_1_1Coordinate.html#acdeb58356624ebe25cbbf5b6021c3d9d">geos::geom::Coordinate::y</a>.</p>
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<td class="paramtype">double </td>
<td class="paramname"> <em>x</em>, </td>
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<td class="paramname"> <em>y</em></td><td> </td>
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<p>Returns <code>true</code> if the given point lies in or on the envelope. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x</em> </td><td>the x-coordinate of the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing</td></tr>
<tr><td valign="top"></td><td valign="top"><em>y</em> </td><td>the y-coordinate of the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing</td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if <code>(x, y)</code> lies in the interior or on the boundary of this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </dd></dl>
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<td class="paramtype">double </td>
<td class="paramname"> <em>x</em>, </td>
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<td class="paramname"> <em>y</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td> const</td>
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<p>Tests if the given point lies in or on the envelope.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x</em> </td><td>the x-coordinate of the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y</em> </td><td>the y-coordinate of the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if <code>(x, y)</code> lies in the interior or on the boundary of this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </dd></dl>
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<a class="anchor" id="a6138cf93724675502e587ffb4d5ff19b"></a><!-- doxytag: member="geos::geom::Envelope::covers" ref="a6138cf93724675502e587ffb4d5ff19b" args="(const Coordinate *p) const " -->
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<td class="memname">bool geos::geom::Envelope::covers </td>
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<td class="paramname"> <em>p</em></td>
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<p>Tests if the given point lies in or on the envelope.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the point which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for containing </td></tr>
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</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the point lies in the interior or on the boundary of this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </dd></dl>
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<a class="anchor" id="a9509a62c05bc296182c59816bb834507"></a><!-- doxytag: member="geos::geom::Envelope::covers" ref="a9509a62c05bc296182c59816bb834507" args="(const Envelope &other) const " -->
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<td class="memname">bool geos::geom::Envelope::covers </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> & </td>
<td class="paramname"> <em>other</em></td>
<td> ) </td>
<td> const</td>
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<p>Tests if the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> other</code> lies wholely inside this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> (inclusive of the boundary).</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>other</em> </td><td>the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to check </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>true if this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> covers the <code>other</code> </dd></dl>
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<td class="memname">double geos::geom::Envelope::distance </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> * </td>
<td class="paramname"> <em>env</em></td>
<td> ) </td>
<td> const</td>
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<p>Computes the distance between this and another <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </p>
<p>The distance between overlapping Envelopes is 0. Otherwise, the distance is the Euclidean distance between the closest points. </p>
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<td class="memname">bool geos::geom::Envelope::equals </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> * </td>
<td class="paramname"> <em>other</em></td>
<td> ) </td>
<td> const</td>
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<p>Returns <code>true</code> if the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> other</code> spatially equals this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code>. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>other</em> </td><td>the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> which this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is being checked for equality</td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if this and <code>other</code> <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> objs are spatially equal </dd></dl>
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<a class="anchor" id="a5c6fae409a8aa13bc8e7a30883e45914"></a><!-- doxytag: member="geos::geom::Envelope::expandBy" ref="a5c6fae409a8aa13bc8e7a30883e45914" args="(double deltaX, double deltaY)" -->
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<td class="memname">void geos::geom::Envelope::expandBy </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>deltaX</em>, </td>
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<td class="paramkey"></td>
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<td class="paramname"> <em>deltaY</em></td><td> </td>
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<p>Expands this envelope by a given distance in all directions. Both positive and negative distances are supported. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>deltaX</em> </td><td>the distance to expand the envelope along the X axis </td></tr>
<tr><td valign="top"></td><td valign="top"><em>deltaY</em> </td><td>the distance to expand the envelope along the Y axis </td></tr>
</table>
</dd>
</dl>
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<a class="anchor" id="a619e9951464c2a02914eabbfe160672c"></a><!-- doxytag: member="geos::geom::Envelope::expandBy" ref="a619e9951464c2a02914eabbfe160672c" args="(double distance)" -->
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<td class="memname">void geos::geom::Envelope::expandBy </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>distance</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
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<p>Expands this envelope by a given distance in all directions. Both positive and negative distances are supported. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>distance</em> </td><td>the distance to expand the envelope </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>this envelope </dd></dl>
<p>References <a class="el" href="classgeos_1_1geom_1_1Envelope.html#a619e9951464c2a02914eabbfe160672c">expandBy()</a>.</p>
<p>Referenced by <a class="el" href="classgeos_1_1geom_1_1Envelope.html#a619e9951464c2a02914eabbfe160672c">expandBy()</a>.</p>
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<a class="anchor" id="a5adcdd87795a0902140aeae6f23f8f9b"></a><!-- doxytag: member="geos::geom::Envelope::expandToInclude" ref="a5adcdd87795a0902140aeae6f23f8f9b" args="(const Coordinate &p)" -->
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<td class="memname">void geos::geom::Envelope::expandToInclude </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p</em></td>
<td> ) </td>
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<p>Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains p. Does nothing if p is already on or within the boundaries. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> to include </td></tr>
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</dd>
</dl>
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<a class="anchor" id="a15bcec66b872936e4ee9a58ab57a688a"></a><!-- doxytag: member="geos::geom::Envelope::expandToInclude" ref="a15bcec66b872936e4ee9a58ab57a688a" args="(double x, double y)" -->
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<td class="memname">void geos::geom::Envelope::expandToInclude </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>y</em></td><td> </td>
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<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<p>Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains (x,y). Does nothing if (x,y) is already on or within the boundaries. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x</em> </td><td>the value to lower the minimum x to or to raise the maximum x to </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y</em> </td><td>the value to lower the minimum y to or to raise the maximum y to </td></tr>
</table>
</dd>
</dl>
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<a class="anchor" id="a9e7d03adbf2d86afc53beb650900666a"></a><!-- doxytag: member="geos::geom::Envelope::expandToInclude" ref="a9e7d03adbf2d86afc53beb650900666a" args="(const Envelope *other)" -->
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<td class="memname">void geos::geom::Envelope::expandToInclude </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> * </td>
<td class="paramname"> <em>other</em></td>
<td> ) </td>
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<p>Enlarges the boundary of the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> so that it contains <code>other</code>. Does nothing if other is wholly on or within the boundaries. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>other</em> </td><td>the <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to merge with </td></tr>
</table>
</dd>
</dl>
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<a class="anchor" id="aa5c4848efadb6212bd589714b359aeaa"></a><!-- doxytag: member="geos::geom::Envelope::getArea" ref="aa5c4848efadb6212bd589714b359aeaa" args="() const " -->
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<td class="memname">double geos::geom::Envelope::getArea </td>
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<td> const<code> [inline]</code></td>
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<p>Gets the area of this envelope.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>the area of the envelope </dd>
<dd>
0.0 if the envelope is null </dd></dl>
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<a class="anchor" id="a446d8ebccb10dd340cb481ef14a279b5"></a><!-- doxytag: member="geos::geom::Envelope::getHeight" ref="a446d8ebccb10dd340cb481ef14a279b5" args="(void) const " -->
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<td class="memname">double geos::geom::Envelope::getHeight </td>
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<td> ) </td>
<td> const</td>
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<p>Returns the difference between the maximum and minimum y values. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>max y - min y, or 0 if this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> </dd></dl>
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<a class="anchor" id="ac736024440af1b467ba2ba4308280b1b"></a><!-- doxytag: member="geos::geom::Envelope::getMaxX" ref="ac736024440af1b467ba2ba4308280b1b" args="() const " -->
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<td class="memname">double geos::geom::Envelope::getMaxX </td>
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<p>Returns the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> maximum x-value. min x > max x indicates that this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>. </p>
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<td class="memname">double geos::geom::Envelope::getMaxY </td>
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<p>Returns the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> maximum y-value. min y > max y indicates that this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>. </p>
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<p>Returns the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> minimum x-value. min x > max x indicates that this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>. </p>
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<p>Returns the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> minimum y-value. min y > max y indicates that this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>. </p>
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<td> const</td>
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<p>Returns the difference between the maximum and minimum x values. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>max x - min x, or 0 if this is a null <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> </dd></dl>
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<td class="memname">void geos::geom::Envelope::init </td>
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<td class="paramtype">double </td>
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<td class="paramname"> <em>x2</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"> <em>y1</em>, </td>
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<td class="paramname"> <em>y2</em></td><td> </td>
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<p>Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> for a region defined by maximum and minimum values. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x1</em> </td><td>the first x-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>x2</em> </td><td>the second x-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y1</em> </td><td>the first y-value </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y2</em> </td><td>the second y-value </td></tr>
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</dd>
</dl>
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<td class="memname">void geos::geom::Envelope::init </td>
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<td class="paramname"> <em>p2</em></td><td> </td>
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<p>Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to a region defined by two Coordinates. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p1</em> </td><td>the first <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
<tr><td valign="top"></td><td valign="top"><em>p2</em> </td><td>the second <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
</table>
</dd>
</dl>
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</div>
<a class="anchor" id="a777543b16acc0002b8901007b8c4b139"></a><!-- doxytag: member="geos::geom::Envelope::init" ref="a777543b16acc0002b8901007b8c4b139" args="(const Coordinate &p)" -->
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<td class="memname">void geos::geom::Envelope::init </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p</em></td>
<td> ) </td>
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<p>Initialize an <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> to a region defined by a single <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a>. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> </td></tr>
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</dd>
</dl>
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<a class="anchor" id="a3d90e2f4c0c80590e8cbce6d64316784"></a><!-- doxytag: member="geos::geom::Envelope::intersection" ref="a3d90e2f4c0c80590e8cbce6d64316784" args="(const Envelope &env, Envelope &result) const " -->
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<td class="memname">bool geos::geom::Envelope::intersection </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> & </td>
<td class="paramname"> <em>env</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> & </td>
<td class="paramname"> <em>result</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td> const</td>
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<p>Computes the intersection of two <a class="el" href="">Envelopes</a></p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>env</em> </td><td>the envelope to intersect with </td></tr>
<tr><td valign="top"></td><td valign="top"><em>result</em> </td><td>the envelope representing the intersection of the envelopes (this will be the null envelope if either argument is null, or they do not intersect) </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd>false if not intersection is found </dd></dl>
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<a class="anchor" id="a8971b31a5c56429f2d66d72e4d98032d"></a><!-- doxytag: member="geos::geom::Envelope::intersects" ref="a8971b31a5c56429f2d66d72e4d98032d" args="(const Coordinate &p1, const Coordinate &p2, const Coordinate &q)" -->
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<td class="memname">static bool geos::geom::Envelope::intersects </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p1</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p2</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>q</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
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<p>Test the point q to see whether it intersects the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> defined by p1-p2. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p1</em> </td><td>one extremal point of the envelope </td></tr>
<tr><td valign="top"></td><td valign="top"><em>p2</em> </td><td>another extremal point of the envelope </td></tr>
<tr><td valign="top"></td><td valign="top"><em>q</em> </td><td>the point to test for intersection </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if q intersects the envelope p1-p2 </dd></dl>
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<a class="anchor" id="ae99dfca9ed862ed3d314bc32e6991800"></a><!-- doxytag: member="geos::geom::Envelope::intersects" ref="ae99dfca9ed862ed3d314bc32e6991800" args="(const Envelope *other) const " -->
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<td class="memname">bool geos::geom::Envelope::intersects </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">Envelope</a> * </td>
<td class="paramname"> <em>other</em></td>
<td> ) </td>
<td> const</td>
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<p>Check if the region defined by other <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> intersects (intersects) the region of this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>other</em> </td><td>the <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> which this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> is being checked for intersection</td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>true if the Envelopes intersects </dd></dl>
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<a class="anchor" id="a3484681fd445f2fa79e2637e3cb0dbf1"></a><!-- doxytag: member="geos::geom::Envelope::intersects" ref="a3484681fd445f2fa79e2637e3cb0dbf1" args="(double x, double y) const " -->
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<td class="memname">bool geos::geom::Envelope::intersects </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>y</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td> const</td>
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<p>Check if the point (x, y) intersects (lies inside) the region of this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>x</em> </td><td>the x-ordinate of the point </td></tr>
<tr><td valign="top"></td><td valign="top"><em>y</em> </td><td>the y-ordinate of the point </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if the point intersects this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> </dd></dl>
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<a class="anchor" id="aa8b470479902068fff1414995726196d"></a><!-- doxytag: member="geos::geom::Envelope::intersects" ref="aa8b470479902068fff1414995726196d" args="(const Coordinate &p) const " -->
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<td class="memname">bool geos::geom::Envelope::intersects </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p</em></td>
<td> ) </td>
<td> const</td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Check if the point p intersects (lies inside) the region of this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a>.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p</em> </td><td>the <a class="el" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">Coordinate</a> to be tested </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>true if the point intersects this <a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a> </dd></dl>
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<a class="anchor" id="ac21d7d1389767e7135ffb623306b7322"></a><!-- doxytag: member="geos::geom::Envelope::intersects" ref="ac21d7d1389767e7135ffb623306b7322" args="(const Coordinate &p1, const Coordinate &p2, const Coordinate &q1, const Coordinate &q2)" -->
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<td class="memname">static bool geos::geom::Envelope::intersects </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>p2</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>q1</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> & </td>
<td class="paramname"> <em>q2</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
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<p>Test the envelope defined by p1-p2 for intersection with the envelope defined by q1-q2. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>p1</em> </td><td>one extremal point of the envelope P </td></tr>
<tr><td valign="top"></td><td valign="top"><em>p2</em> </td><td>another extremal point of the envelope P </td></tr>
<tr><td valign="top"></td><td valign="top"><em>q1</em> </td><td>one extremal point of the envelope Q </td></tr>
<tr><td valign="top"></td><td valign="top"><em>q2</em> </td><td>another extremal point of the envelope Q</td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if Q intersects P </dd></dl>
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<td class="memname">bool geos::geom::Envelope::isNull </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td>
<td> ) </td>
<td> const</td>
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<p>Returns <code>true</code> if this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is a "null" envelope. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd><code>true</code> if this <code><a class="el" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">Envelope</a></code> is uninitialized or is the envelope of the empty geometry. </dd></dl>
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<td class="memname">std::string geos::geom::Envelope::toString </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td>
<td> ) </td>
<td> const</td>
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<p>Returns a <code>string</code> of the form <em>Env[minx:maxx,miny:maxy]</em> . </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>a <code>string</code> of the form <em>Env[minx:maxx,miny:maxy]</em> </dd></dl>
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<a class="anchor" id="addf3571a43639e20496e193a23190974"></a><!-- doxytag: member="geos::geom::Envelope::translate" ref="addf3571a43639e20496e193a23190974" args="(double transX, double transY)" -->
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<td class="memname">void geos::geom::Envelope::translate </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>transX</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>transY</em></td><td> </td>
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<p>Translates this envelope by given amounts in the X and Y direction. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>transX</em> </td><td>the amount to translate along the X axis </td></tr>
<tr><td valign="top"></td><td valign="top"><em>transY</em> </td><td>the amount to translate along the Y axis </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="Envelope_8h_source.html">Envelope.h</a></li>
</ul>
</div>
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