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Added doxygen output of current emulator branch.

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Timo Lang
2015-05-12 11:12:43 +02:00
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<div class="title">Touch</div> </div>
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<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_o_i_n_t___s_t_r_u_c_t.html">POINT_STRUCT</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:ga6150d318348792e4c90c9047f88df158"><td class="memItemLeft" align="right" valign="top">typedef void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#ga6150d318348792e4c90c9047f88df158">TOUCH_CALLBACK</a>) (void *touchArea, <a class="el" href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a> triggeredAction)</td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:gaf9cbd5f564fae35ce693c446ca8bdd9e"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a> { <a class="el" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3">TOUCH_UP</a>,
<a class="el" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a>
}</td></tr>
<tr class="separator:gaf9cbd5f564fae35ce693c446ca8bdd9e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab6037f32eebdf297a7d601a1e6c87768"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a> { <br />
&#160;&#160;<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ac157bdf0b85a40d2619cbc8bc1ae5fe2">NONE</a> =0x00,
<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a> =0x01,
<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a> =0x02,
<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a">PEN_ENTER</a> =0x04,
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<br />
}</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga0ff491e3e07321fef794d4f07b103c0f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#ga0ff491e3e07321fef794d4f07b103c0f">touch_init</a> ()</td></tr>
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<tr class="memitem:gaa440ed2415b6d37efa1ecf36cc9637f0"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#gaa440ed2415b6d37efa1ecf36cc9637f0">touch_add_raw_event</a> (uint16_t x, uint16_t y, <a class="el" href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a> state)</td></tr>
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<tr class="memitem:gad32e5d122ec3f5f88bc6b2d9f4a629f8"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#gad32e5d122ec3f5f88bc6b2d9f4a629f8">touch_have_empty</a> (unsigned char num)</td></tr>
<tr class="separator:gad32e5d122ec3f5f88bc6b2d9f4a629f8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3adc36f55b7475b3f652c38c0e23d741"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a> (<a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> *area)</td></tr>
<tr class="separator:ga3adc36f55b7475b3f652c38c0e23d741"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaa7d6cd569335d0ddfc9eeab479f3a0a8"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a> (<a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> *area)</td></tr>
<tr class="separator:gaa7d6cd569335d0ddfc9eeab479f3a0a8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga42b918ead4f536a63f79601ab2978227"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_p_o_i_n_t___s_t_r_u_c_t.html">POINT_STRUCT</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__touch.html#ga42b918ead4f536a63f79601ab2978227">touch_get_last_point</a> ()</td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>The Touch module provides access to the touch controller, and executes a callback if a certain region is touched </p>
<h2 class="groupheader">Typedef Documentation</h2>
<a class="anchor" id="ga6150d318348792e4c90c9047f88df158"></a>
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<td class="memname">typedef void(* TOUCH_CALLBACK) (void *touchArea, <a class="el" href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a> triggeredAction)</td>
</tr>
</table>
</div><div class="memdoc">
<p>Prototype for Event Listeners (called for every occurring, hooked action) </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">touchArea</td><td>The pointer to the <a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> in which the event occurred </td></tr>
<tr><td class="paramname">triggeredAction</td><td>The Action which occurred </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Enumeration Type Documentation</h2>
<a class="anchor" id="gab6037f32eebdf297a7d601a1e6c87768"></a>
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<td class="memname">enum <a class="el" href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>Enum to describe the hooked actions for which you want to receive events for. You can OR-combine them. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768ac157bdf0b85a40d2619cbc8bc1ae5fe2"></a>NONE&#160;</td><td class="fielddoc">
<p>Do not receive any events. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d"></a>PEN_DOWN&#160;</td><td class="fielddoc">
<p>Receive an event when the pen goes down inside the region. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810"></a>PEN_UP&#160;</td><td class="fielddoc">
<p>Receive an event when the pen goes up inside the region. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a"></a>PEN_ENTER&#160;</td><td class="fielddoc">
<p>Receive an event when the pen enters the region (pen was down before) </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753"></a>PEN_LEAVE&#160;</td><td class="fielddoc">
<p>Receive an event when the pen leaves the region (pen was inside region before) </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647"></a>PEN_MOVE&#160;</td><td class="fielddoc">
<p>Receive an event when the pen moves inside the region (pen is down) </p>
</td></tr>
</table>
</div>
</div>
<a class="anchor" id="gaf9cbd5f564fae35ce693c446ca8bdd9e"></a>
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<td class="memname">enum <a class="el" href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>Enum to describe the current Touch State. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="group__touch.html#gaa440ed2415b6d37efa1ecf36cc9637f0">touch_add_raw_event</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a class="anchor" id="ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3"></a>TOUCH_UP&#160;</td><td class="fielddoc">
<p>The display is currently not touched. </p>
</td></tr>
<tr><td class="fieldname"><a class="anchor" id="ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5"></a>TOUCH_DOWN&#160;</td><td class="fielddoc">
<p>The display is currently touched at some point. </p>
</td></tr>
</table>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">bool touch_add_raw_event </td>
<td>(</td>
<td class="paramtype">uint16_t&#160;</td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint16_t&#160;</td>
<td class="paramname"><em>y</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a>&#160;</td>
<td class="paramname"><em>state</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<p>Processes a native touch event. Call this function when the pen goes down (<a class="el" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a>), when it moves (<a class="el" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a>) and also when it goes up again (<a class="el" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3">TOUCH_UP</a>)! It's safe to call this function from an (SPI)-Interrupt. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>The x-Coordinate of the touch event </td></tr>
<tr><td class="paramname">y</td><td>The y-Coordinate of the touch event </td></tr>
<tr><td class="paramname">state</td><td>Whether the pen is up or down </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>True on success </dd></dl>
</div>
</div>
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<td class="memname"><a class="el" href="struct_p_o_i_n_t___s_t_r_u_c_t.html">POINT_STRUCT</a> touch_get_last_point </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Gets the last touched point </p><dl class="section return"><dt>Returns</dt><dd>The Coordinates of the last touched points </dd></dl>
<p><div class="dynheader">
Here is the caller graph for this function:</div>
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<td class="memname">bool touch_have_empty </td>
<td>(</td>
<td class="paramtype">unsigned char&#160;</td>
<td class="paramname"><em>num</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Checks whether or not we have memory to manage and track additional <code>num</code> <a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a>s </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">num</td><td>The number of touch areas you would like to allocate </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>True if there's enough memory to allocate num TOUCH_AREAs </dd></dl>
<p><div class="dynheader">
Here is the caller graph for this function:</div>
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<td class="memname">bool touch_init </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>Initializes the Touch Controller. Call this method before using any touch_* functions </p><dl class="section return"><dt>Returns</dt><dd>true on success </dd></dl>
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<td class="memname">bool touch_register_area </td>
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<td class="paramtype"><a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> *&#160;</td>
<td class="paramname"><em>area</em></td><td>)</td>
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<p>Registers a new touch Area. You will receive events for this area from now on. </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">area</td><td>A pointer to the configured <a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>True if everything was successful and the corresponding Touch Area will be monitored from now on </dd></dl>
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<td class="memname">void touch_unregister_area </td>
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<td class="paramtype"><a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> *&#160;</td>
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<p>Unregisters a touch area. You will no longer receive events for this area </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">area</td><td>A pointer to the <a class="el" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a> instance </td></tr>
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