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Updated docu.

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Timo Lang
2015-06-08 11:04:50 +02:00
parent 86eb39b3a8
commit 42b6e3af36
202 changed files with 11953 additions and 976 deletions
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@@ -118,13 +118,13 @@ Enumerations</h2></td></tr>
}</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,
&#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,
<br />
&#160;&#160;<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a> =0x08,
<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a> =0x10
&#160;&#160;<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a> = 0x08,
<a class="el" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a> = 0x10
<br />
}</td></tr>
<tr class="separator:gab6037f32eebdf297a7d601a1e6c87768"><td class="memSeparator" colspan="2">&#160;</td></tr>
@@ -169,6 +169,8 @@ Functions</h2></td></tr>
</dd>
</dl>
<p>Definition at line <a class="el" href="touch_8h_source.html#l00067">67</a> of file <a class="el" href="touch_8h_source.html">touch.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Enumeration Type Documentation</h2>
@@ -203,6 +205,23 @@ Functions</h2></td></tr>
</td></tr>
</table>
<p>Definition at line <a class="el" href="touch_8h_source.html#l00052">52</a> of file <a class="el" href="touch_8h_source.html">touch.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ac157bdf0b85a40d2619cbc8bc1ae5fe2">NONE</a> = 0x00, </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a> = 0x01, </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a> = 0x02, </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a">PEN_ENTER</a> = 0x04, </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a> = 0x08, </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a> = 0x10 </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;} <a class="code" href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a>;</div>
<div class="ttc" id="group__touch_html_gab6037f32eebdf297a7d601a1e6c87768"><div class="ttname"><a href="group__touch.html#gab6037f32eebdf297a7d601a1e6c87768">TOUCH_ACTION</a></div><div class="ttdeci">TOUCH_ACTION</div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00052">touch.h:52</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a></div><div class="ttdoc">Receive an event when the pen moves inside the region (pen is down) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00058">touch.h:58</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a></div><div class="ttdoc">Receive an event when the pen goes down inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00054">touch.h:54</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a></div><div class="ttdoc">Receive an event when the pen goes up inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00055">touch.h:55</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a">PEN_ENTER</a></div><div class="ttdoc">Receive an event when the pen enters the region (pen was down before) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00056">touch.h:56</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768ac157bdf0b85a40d2619cbc8bc1ae5fe2"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ac157bdf0b85a40d2619cbc8bc1ae5fe2">NONE</a></div><div class="ttdoc">Do not receive any events. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00053">touch.h:53</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a></div><div class="ttdoc">Receive an event when the pen leaves the region (pen was inside region before) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00057">touch.h:57</a></div></div>
</div><!-- fragment -->
</div>
</div>
<a class="anchor" id="gaf9cbd5f564fae35ce693c446ca8bdd9e"></a>
@@ -224,6 +243,15 @@ Functions</h2></td></tr>
</td></tr>
</table>
<p>Definition at line <a class="el" href="touch_8h_source.html#l00043">43</a> of file <a class="el" href="touch_8h_source.html">touch.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="code" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3">TOUCH_UP</a>, </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <a class="code" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;} <a class="code" href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a> ;</div>
<div class="ttc" id="group__touch_html_ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3"><div class="ttname"><a href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea90884c2f9baa25f5107bfa334297fce3">TOUCH_UP</a></div><div class="ttdoc">The display is currently not touched. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00044">touch.h:44</a></div></div>
<div class="ttc" id="group__touch_html_ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5"><div class="ttname"><a href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a></div><div class="ttdoc">The display is currently touched at some point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00045">touch.h:45</a></div></div>
<div class="ttc" id="group__touch_html_gaf9cbd5f564fae35ce693c446ca8bdd9e"><div class="ttname"><a href="group__touch.html#gaf9cbd5f564fae35ce693c446ca8bdd9e">TOUCH_STATE</a></div><div class="ttdeci">TOUCH_STATE</div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00043">touch.h:43</a></div></div>
</div><!-- fragment -->
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
@@ -266,6 +294,123 @@ Functions</h2></td></tr>
</dl>
<dl class="section return"><dt>Returns</dt><dd>True on success </dd></dl>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00072">72</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;{</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="comment">//Update current and old position/state</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keywordtype">bool</span> penDown = (<a class="code" href="screen__photomode__save_8c.html#a5b355141d49e5da4140613bd88d73549">state</a> == <a class="code" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a>);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordtype">bool</span> oldPenDown = (<a class="code" href="touch_8c.html#a0426dedaaca3b21d6346e9415f524a12">oldState</a> == <a class="code" href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a>);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <a class="code" href="touch_8c.html#a0426dedaaca3b21d6346e9415f524a12">oldState</a> = <a class="code" href="screen__photomode__save_8c.html#a5b355141d49e5da4140613bd88d73549">state</a>;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#a8e440e007cdbbff7dc9442993266bcf0">calibration</a>) { <span class="comment">//If in Calibration mode</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keywordflow">if</span> (penDown) {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = touchX;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = touchY;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">if</span> (oldPenDown) { <span class="comment">//Run only if we got at least one pen down</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <a class="code" href="touch_8c.html#a8e440e007cdbbff7dc9442993266bcf0">calibration</a> = 0; <span class="comment">//Calibration finish (Touch X and Y are the values from the last measure, where the pen was down)</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="comment">//If we reach this point we&#39;re not in calibration mode and we need to process the event and call the registred handlers..</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aada9c4e98a37ca59cdbbdbdda4904eb8">use_calibration</a>) { <span class="comment">//the underlying touch hardware uses calibration</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="comment">//Calculate the real touch position out of the passed ones, and the calibration values</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = touchX = (((long)(<a class="code" href="screen__calibrate_8h.html#a7f32e26ea2ffbc0c5408e65b30d4f0c8">DWIDTH</a> - 2 * <a class="code" href="screen__calibrate_8h.html#acc17d86219605385a23782e12bc3899c">CCENTER</a>) * 2 * (long)((<span class="keywordtype">long</span>)touchX - <a class="code" href="touch_8c.html#ac89d8cc45a359143969e1232f4bae557">cal_xs</a>) / <a class="code" href="touch_8c.html#a731459fdc248eebcd6715040f1d36c44">cal_dx</a> + 1) &gt;&gt; 1) + <a class="code" href="screen__calibrate_8h.html#acc17d86219605385a23782e12bc3899c">CCENTER</a>;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = touchY = (((long)(<a class="code" href="screen__calibrate_8h.html#a2c0e9cadedb91327295c0249e8a3ad6f">DHEIGHT</a> - 2 * <a class="code" href="screen__calibrate_8h.html#acc17d86219605385a23782e12bc3899c">CCENTER</a>) * 2 * (long)((<span class="keywordtype">long</span>)touchY - <a class="code" href="touch_8c.html#ae7dfacb1205c5fc478a64afbc466327d">cal_ys</a>) / <a class="code" href="touch_8c.html#a259e19774ad99bcb76a40bfa9a8a9e7e">cal_dy</a> + 1) &gt;&gt; 1) + <a class="code" href="screen__calibrate_8h.html#acc17d86219605385a23782e12bc3899c">CCENTER</a>;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; } <span class="keywordflow">else</span> { <span class="comment">//no conversion needed for the underlying hardware</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = touchX;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = touchY;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keywordflow">if</span> (penDown) { <span class="comment">//pen is down now</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="comment">//tft_draw_pixel(touchX,touchY,WHITE);</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">if</span> (!oldPenDown) { <span class="comment">//pen wasn&#39;t down before (positive edge) =&gt; First Touch</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> z = 0; z &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; z++) { <span class="comment">// For every touch area</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="comment">//Check if pos is inside area</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z] != NULL &amp;&amp; touchX &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x1 &amp;&amp; touchX &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x2 &amp;&amp; touchY &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y1 &amp;&amp; touchY &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y2) {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">flags</a> = 1; <span class="comment">//Save PenInside=1</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;hookedActions &amp; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a>) { <span class="comment">//The user wants to receive pen down events</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a>(<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z], PEN_DOWN); <span class="comment">//Send event to user callback</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; } <span class="keywordflow">else</span> { <span class="comment">//Pen was down before =&gt; Second, Third event in row</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> z = 0; z &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; z++) { <span class="comment">// For every touch area</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z] != NULL) {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="comment">//Check if pos is inside area</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">if</span> (touchX &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x1 &amp;&amp; touchX &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x2 &amp;&amp; touchY &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y1 &amp;&amp; touchY &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y2) {</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;flags == 0) { <span class="comment">//Pen was not inside before (PenInside==0)</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">flags</a> = 1; <span class="comment">//Pen is inside now (PenInside=1)</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;hookedActions &amp; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a">PEN_ENTER</a>) { <span class="comment">//The user wants to receive pen enter events</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a>(<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z], PEN_ENTER);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; }</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; }</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;flags) { <span class="comment">//Pos not inside area, but it was before (PenInside==1)</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">flags</a> = 0; <span class="comment">//Pen is no longer inside (PenInside=0)</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;hookedActions &amp; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a>) { <span class="comment">//The user wants to receive pen leave events</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a>(<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z], PEN_LEAVE);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; }</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; }</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; }</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; }</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> z = 0; z &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; z++) { <span class="comment">// For every touch area</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z] != NULL &amp;&amp; (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;hookedActions &amp; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a>)) { <span class="comment">//User want&#39;s to receive pen move events</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="comment">//Check if pos is inside area</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keywordflow">if</span> (touchX &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x1 &amp;&amp; touchX &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x2 &amp;&amp; touchY &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y1 &amp;&amp; touchY &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y2) {</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a>(<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z], PEN_MOVE);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; }</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; }</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; } <span class="keywordflow">else</span> { <span class="comment">//pen is not down now</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordflow">if</span> (oldPenDown) { <span class="comment">//but it was down before (negative edge)</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> z = 0; z &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; z++) { <span class="comment">// For every touch area</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="comment">//Check if pos is inside area</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z] != NULL &amp;&amp; touchX &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x1 &amp;&amp; touchX &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;x2 &amp;&amp; touchY &gt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y1 &amp;&amp; touchY &lt;= <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;y2) {</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">flags</a> = 0; <span class="comment">//The pen is no longer inside (PenInside = 0);</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;hookedActions &amp; <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a>) { <span class="comment">//user want&#39;s to receive pen up events</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z]-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a>(<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[z], PEN_UP);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; }</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;}</div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768aa0eb05725aefcf4390bf3b9b27260647">PEN_MOVE</a></div><div class="ttdoc">Receive an event when the pen moves inside the region (pen is down) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00058">touch.h:58</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a></div><div class="ttdoc">Receive an event when the pen goes down inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00054">touch.h:54</a></div></div>
<div class="ttc" id="screen__calibrate_8h_html_acc17d86219605385a23782e12bc3899c"><div class="ttname"><a href="screen__calibrate_8h.html#acc17d86219605385a23782e12bc3899c">CCENTER</a></div><div class="ttdeci">#define CCENTER</div><div class="ttdef"><b>Definition:</b> <a href="screen__calibrate_8h_source.html#l00042">screen_calibrate.h:42</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a></div><div class="ttdoc">Receive an event when the pen goes up inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00055">touch.h:55</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">POINT_STRUCT::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdoc">The Y-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00088">touch.h:88</a></div></div>
<div class="ttc" id="touch_8c_html_ae7dfacb1205c5fc478a64afbc466327d"><div class="ttname"><a href="touch_8c.html#ae7dfacb1205c5fc478a64afbc466327d">cal_ys</a></div><div class="ttdeci">int cal_ys</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00047">touch.c:47</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aa2585d779da0ab21273a8d92de9a0ebe"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">TOUCH_AREA_STRUCT::flags</a></div><div class="ttdeci">uint8_t flags</div><div class="ttdoc">For internal use, don&#39;t change, don&#39;t initialize. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00079">touch.h:79</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">POINT_STRUCT::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdoc">The X-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00087">touch.h:87</a></div></div>
<div class="ttc" id="screen__calibrate_8h_html_a2c0e9cadedb91327295c0249e8a3ad6f"><div class="ttname"><a href="screen__calibrate_8h.html#a2c0e9cadedb91327295c0249e8a3ad6f">DHEIGHT</a></div><div class="ttdeci">#define DHEIGHT</div><div class="ttdef"><b>Definition:</b> <a href="screen__calibrate_8h_source.html#l00047">screen_calibrate.h:47</a></div></div>
<div class="ttc" id="group__touch_html_ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5"><div class="ttname"><a href="group__touch.html#ggaf9cbd5f564fae35ce693c446ca8bdd9ea9b9626b3c6c2fb5d2731f3751a0f42d5">TOUCH_DOWN</a></div><div class="ttdoc">The display is currently touched at some point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00045">touch.h:45</a></div></div>
<div class="ttc" id="screen__photomode__save_8c_html_a5b355141d49e5da4140613bd88d73549"><div class="ttname"><a href="screen__photomode__save_8c.html#a5b355141d49e5da4140613bd88d73549">state</a></div><div class="ttdeci">static enum @0 state</div></div>
<div class="ttc" id="touch_8c_html_a364699025317e6e6ff3d1411802b37e6"><div class="ttname"><a href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a></div><div class="ttdeci">volatile POINT_STRUCT pos</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00038">touch.c:38</a></div></div>
<div class="ttc" id="touch_8c_html_a0426dedaaca3b21d6346e9415f524a12"><div class="ttname"><a href="touch_8c.html#a0426dedaaca3b21d6346e9415f524a12">oldState</a></div><div class="ttdeci">volatile TOUCH_STATE oldState</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00039">touch.c:39</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a4b44f431c154678005298b0f0618cd37"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">TOUCH_AREA_STRUCT::callback</a></div><div class="ttdeci">TOUCH_CALLBACK callback</div><div class="ttdoc">Callback which is executed when an event occurred in this Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00078">touch.h:78</a></div></div>
<div class="ttc" id="touch_8c_html_ac1695162cb728d8095129dad396baa0d"><div class="ttname"><a href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a></div><div class="ttdeci">#define NUM_AREAS</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00035">touch.c:35</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a9d178dc5e5feaf072640820c35a3b64a">PEN_ENTER</a></div><div class="ttdoc">Receive an event when the pen enters the region (pen was down before) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00056">touch.h:56</a></div></div>
<div class="ttc" id="touch_8c_html_a8e440e007cdbbff7dc9442993266bcf0"><div class="ttname"><a href="touch_8c.html#a8e440e007cdbbff7dc9442993266bcf0">calibration</a></div><div class="ttdeci">volatile bool calibration</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00040">touch.c:40</a></div></div>
<div class="ttc" id="touch_8c_html_aada9c4e98a37ca59cdbbdbdda4904eb8"><div class="ttname"><a href="touch_8c.html#aada9c4e98a37ca59cdbbdbdda4904eb8">use_calibration</a></div><div class="ttdeci">bool use_calibration</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00042">touch.c:42</a></div></div>
<div class="ttc" id="touch_8c_html_ac89d8cc45a359143969e1232f4bae557"><div class="ttname"><a href="touch_8c.html#ac89d8cc45a359143969e1232f4bae557">cal_xs</a></div><div class="ttdeci">int cal_xs</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00045">touch.c:45</a></div></div>
<div class="ttc" id="screen__calibrate_8h_html_a7f32e26ea2ffbc0c5408e65b30d4f0c8"><div class="ttname"><a href="screen__calibrate_8h.html#a7f32e26ea2ffbc0c5408e65b30d4f0c8">DWIDTH</a></div><div class="ttdeci">#define DWIDTH</div><div class="ttdef"><b>Definition:</b> <a href="screen__calibrate_8h_source.html#l00046">screen_calibrate.h:46</a></div></div>
<div class="ttc" id="touch_8c_html_aaba6bfdc5ad487ac3b0a000c04f00caf"><div class="ttname"><a href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a></div><div class="ttdeci">TOUCH_AREA_STRUCT * areas[NUM_AREAS]</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00036">touch.c:36</a></div></div>
<div class="ttc" id="touch_8c_html_a259e19774ad99bcb76a40bfa9a8a9e7e"><div class="ttname"><a href="touch_8c.html#a259e19774ad99bcb76a40bfa9a8a9e7e">cal_dy</a></div><div class="ttdeci">int cal_dy</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00048">touch.c:48</a></div></div>
<div class="ttc" id="touch_8c_html_a731459fdc248eebcd6715040f1d36c44"><div class="ttname"><a href="touch_8c.html#a731459fdc248eebcd6715040f1d36c44">cal_dx</a></div><div class="ttdeci">int cal_dx</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00046">touch.c:46</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768ad07447bb4a71fa12d848d80f279b7753">PEN_LEAVE</a></div><div class="ttdoc">Receive an event when the pen leaves the region (pen was inside region before) </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00057">touch.h:57</a></div></div>
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<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>Definition at line <a class="el" href="touch_8c_source.html#l00211">211</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;{</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <span class="keywordflow">return</span> <a class="code" href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a>;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;}</div>
<div class="ttc" id="touch_8c_html_a364699025317e6e6ff3d1411802b37e6"><div class="ttname"><a href="touch_8c.html#a364699025317e6e6ff3d1411802b37e6">pos</a></div><div class="ttdeci">volatile POINT_STRUCT pos</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00038">touch.c:38</a></div></div>
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</dl>
<dl class="section return"><dt>Returns</dt><dd>True if there's enough memory to allocate num TOUCH_AREAs </dd></dl>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00165">165</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;{</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="comment">//go through pointer array and check for free spaces</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> i = 0; i &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; i++) {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[i] == NULL) {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; num--; <span class="comment">//a free space was found, we need one less</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keywordflow">if</span> (num == 0) {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>; <span class="comment">//enough free spaces found</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; }</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">//not enough free spaces found</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;}</div>
<div class="ttc" id="touch_8c_html_ac1695162cb728d8095129dad396baa0d"><div class="ttname"><a href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a></div><div class="ttdeci">#define NUM_AREAS</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00035">touch.c:35</a></div></div>
<div class="ttc" id="touch_8c_html_aaba6bfdc5ad487ac3b0a000c04f00caf"><div class="ttname"><a href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a></div><div class="ttdeci">TOUCH_AREA_STRUCT * areas[NUM_AREAS]</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00036">touch.c:36</a></div></div>
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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>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00061">61</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;{</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keywordflow">return</span> <a class="code" href="group__ll__touch.html#ga91ec460ea9b170c352be4173da2eaf48">ll_touch_init</a>();</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;}</div>
<div class="ttc" id="group__ll__touch_html_ga91ec460ea9b170c352be4173da2eaf48"><div class="ttname"><a href="group__ll__touch.html#ga91ec460ea9b170c352be4173da2eaf48">ll_touch_init</a></div><div class="ttdeci">bool ll_touch_init()</div></div>
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</dl>
<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>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00181">181</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;{</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="comment">//go through pointer array and check for free space</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> i = 0; i &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; i++) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[i] == NULL) { <span class="comment">//free space found</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; area-&gt;<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">flags</a> = 0; <span class="comment">//we start with empty flags (PenInside=0)</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[i] = area; <span class="comment">//save pointer into list</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; }</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; }</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">//no free space found</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;}</div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aa2585d779da0ab21273a8d92de9a0ebe"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa2585d779da0ab21273a8d92de9a0ebe">TOUCH_AREA_STRUCT::flags</a></div><div class="ttdeci">uint8_t flags</div><div class="ttdoc">For internal use, don&#39;t change, don&#39;t initialize. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00079">touch.h:79</a></div></div>
<div class="ttc" id="touch_8c_html_ac1695162cb728d8095129dad396baa0d"><div class="ttname"><a href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a></div><div class="ttdeci">#define NUM_AREAS</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00035">touch.c:35</a></div></div>
<div class="ttc" id="touch_8c_html_aaba6bfdc5ad487ac3b0a000c04f00caf"><div class="ttname"><a href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a></div><div class="ttdeci">TOUCH_AREA_STRUCT * areas[NUM_AREAS]</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00036">touch.c:36</a></div></div>
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</dd>
</dl>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00051">51</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;{</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="touch_8c.html#ac89d8cc45a359143969e1232f4bae557">cal_xs</a> = xs;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <a class="code" href="touch_8c.html#ae7dfacb1205c5fc478a64afbc466327d">cal_ys</a> = ys;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <a class="code" href="touch_8c.html#a731459fdc248eebcd6715040f1d36c44">cal_dx</a> = dx;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="touch_8c.html#a259e19774ad99bcb76a40bfa9a8a9e7e">cal_dy</a> = dy;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;}</div>
<div class="ttc" id="touch_8c_html_ae7dfacb1205c5fc478a64afbc466327d"><div class="ttname"><a href="touch_8c.html#ae7dfacb1205c5fc478a64afbc466327d">cal_ys</a></div><div class="ttdeci">int cal_ys</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00047">touch.c:47</a></div></div>
<div class="ttc" id="touch_8c_html_ac89d8cc45a359143969e1232f4bae557"><div class="ttname"><a href="touch_8c.html#ac89d8cc45a359143969e1232f4bae557">cal_xs</a></div><div class="ttdeci">int cal_xs</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00045">touch.c:45</a></div></div>
<div class="ttc" id="touch_8c_html_a259e19774ad99bcb76a40bfa9a8a9e7e"><div class="ttname"><a href="touch_8c.html#a259e19774ad99bcb76a40bfa9a8a9e7e">cal_dy</a></div><div class="ttdeci">int cal_dy</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00048">touch.c:48</a></div></div>
<div class="ttc" id="touch_8c_html_a731459fdc248eebcd6715040f1d36c44"><div class="ttname"><a href="touch_8c.html#a731459fdc248eebcd6715040f1d36c44">cal_dx</a></div><div class="ttdeci">int cal_dx</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00046">touch.c:46</a></div></div>
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</dl>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00066">66</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;{</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <a class="code" href="touch_8c.html#aada9c4e98a37ca59cdbbdbdda4904eb8">use_calibration</a> = uc;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;}</div>
<div class="ttc" id="touch_8c_html_aada9c4e98a37ca59cdbbdbdda4904eb8"><div class="ttname"><a href="touch_8c.html#aada9c4e98a37ca59cdbbdbdda4904eb8">use_calibration</a></div><div class="ttdeci">bool use_calibration</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00042">touch.c:42</a></div></div>
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</dd>
</dl>
<p>Definition at line <a class="el" href="touch_8c_source.html#l00195">195</a> of file <a class="el" href="touch_8c_source.html">touch.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;{</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="keywordflow">if</span> (area == NULL) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="comment">//go through pointer array and find the area to remove</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> i = 0; i &lt; <a class="code" href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a>; i++) {</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[i] == area) { <span class="comment">//area found in pointer array at pos i</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <a class="code" href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a>[i] = NULL; <span class="comment">//set pointer in list to NULL again</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;}</div>
<div class="ttc" id="touch_8c_html_ac1695162cb728d8095129dad396baa0d"><div class="ttname"><a href="touch_8c.html#ac1695162cb728d8095129dad396baa0d">NUM_AREAS</a></div><div class="ttdeci">#define NUM_AREAS</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00035">touch.c:35</a></div></div>
<div class="ttc" id="touch_8c_html_aaba6bfdc5ad487ac3b0a000c04f00caf"><div class="ttname"><a href="touch_8c.html#aaba6bfdc5ad487ac3b0a000c04f00caf">areas</a></div><div class="ttdeci">TOUCH_AREA_STRUCT * areas[NUM_AREAS]</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00036">touch.c:36</a></div></div>
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