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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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@@ -133,6 +133,8 @@ Functions</h2></td></tr>
<p>Use this value instead of x2, y2 in the <a class="el" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html">BUTTON_STRUCT</a> to autocalculate the button width/height. </p>
<p>Definition at line <a class="el" href="button_8h_source.html#l00065">65</a> of file <a class="el" href="button_8h_source.html">button.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Typedef Documentation</h2>
@@ -153,6 +155,8 @@ Functions</h2></td></tr>
</dd>
</dl>
<p>Definition at line <a class="el" href="button_8h_source.html#l00049">49</a> of file <a class="el" href="button_8h_source.html">button.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
@@ -177,6 +181,54 @@ 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="button_8c_source.html#l00133">133</a> of file <a class="el" href="button_8c_source.html">button.c</a>.</p>
<div class="fragment"><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; <span class="keywordflow">if</span> (<a class="code" href="group__touch.html#gad32e5d122ec3f5f88bc6b2d9f4a629f8">touch_have_empty</a>(1)) { <span class="comment">//Check if the touch module can handle one additional area</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="comment">//Calculate width and height of the button text</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> strwidth = <a class="code" href="group__tft.html#ga7e99287b1e6b844f6867c63400959ffc">tft_font_width</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>) * strlen(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a>);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> strheight = <a class="code" href="group__tft.html#gaea9f6a88da91949befe52cd4ed000c5d">tft_font_height</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4026095999c2fd7a91f9bb91390647a4">hookedActions</a> = <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a>; <span class="comment">//At first we are interested in PEN_DOWN events</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<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="button_8c.html#a7dca41e6afa418abaf2d471acac9b649">buttons_cb</a>; <span class="comment">//Use our own callback for the touch area events</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordflow">if</span> (button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> == <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>) { <span class="comment">//The user wants us to calculate the button width automatically</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="comment">//Use string width + half of a character width as button width</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> = button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> - 1 + strwidth + (<a class="code" href="group__tft.html#ga7e99287b1e6b844f6867c63400959ffc">tft_font_width</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>) / 2);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> - button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + 1) &lt; (strwidth + 2)) { <span class="comment">//the provided width is too small to fit the entire text</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">//report error</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keywordflow">if</span> (button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> == <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>) { <span class="comment">//The user wants us to calculate the button height automatically</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="comment">//Use one and a half character heights as button height</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> = button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> - 1 + strheight + (strheight / 2);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> - button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + 1) &lt; (strheight + 2)) { <span class="comment">//the provided height is too small to fit the text</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</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; <a class="code" href="group__button.html#ga6da1e251bad09d29fbb3b3f405689ab1">gui_button_redraw</a>(button); <span class="comment">//call the redraw method, which will take care of drawing the entire button</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordflow">return</span> <a class="code" href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a>(&amp;button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>); <span class="comment">//Register the touch area and receive events for this button, from now on</span></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; <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">//no more touch areas left</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;}</div>
<div class="ttc" id="group__tft_html_gaea9f6a88da91949befe52cd4ed000c5d"><div class="ttname"><a href="group__tft.html#gaea9f6a88da91949befe52cd4ed000c5d">tft_font_height</a></div><div class="ttdeci">uint8_t tft_font_height(uint8_t fontnum)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00087">tft.c:87</a></div></div>
<div class="ttc" id="group__touch_html_ga3adc36f55b7475b3f652c38c0e23d741"><div class="ttname"><a href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a></div><div class="ttdeci">bool touch_register_area(TOUCH_AREA_STRUCT *area)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00181">touch.c:181</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_a16343090e80c4472521560f30113d96c"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">BUTTON_STRUCT::text</a></div><div class="ttdeci">const char * text</div><div class="ttdoc">The label of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00061">button.h:61</a></div></div>
<div class="ttc" id="group__tft_html_ga7e99287b1e6b844f6867c63400959ffc"><div class="ttname"><a href="group__tft.html#ga7e99287b1e6b844f6867c63400959ffc">tft_font_width</a></div><div class="ttdeci">uint8_t tft_font_width(uint8_t fontnum)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00092">tft.c:92</a></div></div>
<div class="ttc" id="group__button_html_ga6da1e251bad09d29fbb3b3f405689ab1"><div class="ttname"><a href="group__button.html#ga6da1e251bad09d29fbb3b3f405689ab1">gui_button_redraw</a></div><div class="ttdeci">void gui_button_redraw(BUTTON_STRUCT *button)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00164">button.c:164</a></div></div>
<div class="ttc" id="group__button_html_ga0cc6f7717df9fbdc0f33efb88720a639"><div class="ttname"><a href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a></div><div class="ttdeci">#define AUTO</div><div class="ttdoc">Use this value instead of x2, y2 in the BUTTON_STRUCT to autocalculate the button width/height...</div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00065">button.h:65</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="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a47ada631c22a9d40348069145654f255"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">TOUCH_AREA_STRUCT::y1</a></div><div class="ttdeci">uint16_t y1</div><div class="ttdoc">Top Left Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00075">touch.h:75</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aedb5fdfe3c1d1a915b668ba7f3950753"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">TOUCH_AREA_STRUCT::x1</a></div><div class="ttdeci">uint16_t x1</div><div class="ttdoc">Top Left X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00074">touch.h:74</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adf10d197299522577e67d366877bdd3f"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">BUTTON_STRUCT::base</a></div><div class="ttdeci">TOUCH_AREA_STRUCT base</div><div class="ttdoc">Basic geometry of the button. You only need to set the x1, y1, x2, y2 members of this struct...</div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00056">button.h:56</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aa377184ba406b3f0c4ac18c935378204"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">TOUCH_AREA_STRUCT::y2</a></div><div class="ttdeci">uint16_t y2</div><div class="ttdoc">Bottom Right Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00077">touch.h:77</a></div></div>
<div class="ttc" id="button_8c_html_a7dca41e6afa418abaf2d471acac9b649"><div class="ttname"><a href="button_8c.html#a7dca41e6afa418abaf2d471acac9b649">buttons_cb</a></div><div class="ttdeci">void buttons_cb(void *touchArea, TOUCH_ACTION triggeredAction)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00092">button.c:92</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="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_ac5bc000f8954f38b7a641a485a26bae7"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">TOUCH_AREA_STRUCT::x2</a></div><div class="ttdeci">uint16_t x2</div><div class="ttdoc">Bottom Right X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00076">touch.h:76</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a4026095999c2fd7a91f9bb91390647a4"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4026095999c2fd7a91f9bb91390647a4">TOUCH_AREA_STRUCT::hookedActions</a></div><div class="ttdeci">TOUCH_ACTION hookedActions</div><div class="ttdoc">Actions to listen to. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00073">touch.h:73</a></div></div>
<div class="ttc" id="group__touch_html_gad32e5d122ec3f5f88bc6b2d9f4a629f8"><div class="ttname"><a href="group__touch.html#gad32e5d122ec3f5f88bc6b2d9f4a629f8">touch_have_empty</a></div><div class="ttdeci">bool touch_have_empty(unsigned char num)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00165">touch.c:165</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adeae49dfe3584e6df726fb4167cd1cf7"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">BUTTON_STRUCT::font</a></div><div class="ttdeci">uint8_t font</div><div class="ttdoc">The number of the font to use. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00060">button.h:60</a></div></div>
</div><!-- fragment -->
<p><div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
@@ -217,6 +269,41 @@ Here is the caller graph for this function:</div>
</dd>
</dl>
<p>Definition at line <a class="el" href="button_8c_source.html#l00164">164</a> of file <a class="el" href="button_8c_source.html">button.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;{</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="comment">//Calculate text dimensions and shadow colors</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> strwidth = <a class="code" href="group__tft.html#ga7e99287b1e6b844f6867c63400959ffc">tft_font_width</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>) * strlen(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a>);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> strheight = <a class="code" href="group__tft.html#gaea9f6a88da91949befe52cd4ed000c5d">tft_font_height</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; uint16_t c_light, c_dark;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <a class="code" href="button_8c.html#a05bb88dac6f60063eae2bb67dda1f4e8">calculate_shadows</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">bgcolor</a>, &amp;c_light, &amp;c_dark);</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; <span class="comment">//Draw the background and the 4 lines (shadow colors)</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <a class="code" href="group__tft.html#ga781855ab93845ce326dfca7c099259c6">tft_fill_rectangle</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> - 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> - 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">bgcolor</a>);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <a class="code" href="group__tft.html#ga5022f91ea04919e698a79c0c309ba6f8">tft_draw_line</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> - 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a>, c_light); <span class="comment">//North</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <a class="code" href="group__tft.html#ga5022f91ea04919e698a79c0c309ba6f8">tft_draw_line</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> - 1, c_light); <span class="comment">//West</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <a class="code" href="group__tft.html#ga5022f91ea04919e698a79c0c309ba6f8">tft_draw_line</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> - 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a>, c_dark); <span class="comment">//South</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <a class="code" href="group__tft.html#ga5022f91ea04919e698a79c0c309ba6f8">tft_draw_line</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + 1, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> - 1, c_dark); <span class="comment">//East</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="comment">//Draw the text</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <a class="code" href="group__tft.html#gabf54943131990b366ce6875a0e1925f6">tft_print_line</a>(button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + (button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> - button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> + 1 - strwidth) / 2, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + (button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> - button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> + 1 - strheight) / 2, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aaf5a5af411fa69950e0b4415c8089c8b">txtcolor</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">bgcolor</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a>, button-&gt;<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a>);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;}</div>
<div class="ttc" id="group__tft_html_gaea9f6a88da91949befe52cd4ed000c5d"><div class="ttname"><a href="group__tft.html#gaea9f6a88da91949befe52cd4ed000c5d">tft_font_height</a></div><div class="ttdeci">uint8_t tft_font_height(uint8_t fontnum)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00087">tft.c:87</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_a16343090e80c4472521560f30113d96c"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">BUTTON_STRUCT::text</a></div><div class="ttdeci">const char * text</div><div class="ttdoc">The label of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00061">button.h:61</a></div></div>
<div class="ttc" id="group__tft_html_ga7e99287b1e6b844f6867c63400959ffc"><div class="ttname"><a href="group__tft.html#ga7e99287b1e6b844f6867c63400959ffc">tft_font_width</a></div><div class="ttdeci">uint8_t tft_font_width(uint8_t fontnum)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00092">tft.c:92</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_aaf5a5af411fa69950e0b4415c8089c8b"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aaf5a5af411fa69950e0b4415c8089c8b">BUTTON_STRUCT::txtcolor</a></div><div class="ttdeci">uint16_t txtcolor</div><div class="ttdoc">The 16-bit text color. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00059">button.h:59</a></div></div>
<div class="ttc" id="group__tft_html_ga5022f91ea04919e698a79c0c309ba6f8"><div class="ttname"><a href="group__tft.html#ga5022f91ea04919e698a79c0c309ba6f8">tft_draw_line</a></div><div class="ttdeci">void tft_draw_line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00050">tft.c:50</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a47ada631c22a9d40348069145654f255"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">TOUCH_AREA_STRUCT::y1</a></div><div class="ttdeci">uint16_t y1</div><div class="ttdoc">Top Left Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00075">touch.h:75</a></div></div>
<div class="ttc" id="group__tft_html_gabf54943131990b366ce6875a0e1925f6"><div class="ttname"><a href="group__tft.html#gabf54943131990b366ce6875a0e1925f6">tft_print_line</a></div><div class="ttdeci">void tft_print_line(uint16_t x, uint16_t y, uint16_t color, uint16_t bgcolor, uint8_t font, const char *text)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00098">tft.c:98</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aedb5fdfe3c1d1a915b668ba7f3950753"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">TOUCH_AREA_STRUCT::x1</a></div><div class="ttdeci">uint16_t x1</div><div class="ttdoc">Top Left X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00074">touch.h:74</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_aebb27fad2492ea7aa81895d0ede61fcf"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">BUTTON_STRUCT::bgcolor</a></div><div class="ttdeci">uint16_t bgcolor</div><div class="ttdoc">The 16-bit background color of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00057">button.h:57</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adf10d197299522577e67d366877bdd3f"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">BUTTON_STRUCT::base</a></div><div class="ttdeci">TOUCH_AREA_STRUCT base</div><div class="ttdoc">Basic geometry of the button. You only need to set the x1, y1, x2, y2 members of this struct...</div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00056">button.h:56</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aa377184ba406b3f0c4ac18c935378204"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">TOUCH_AREA_STRUCT::y2</a></div><div class="ttdeci">uint16_t y2</div><div class="ttdoc">Bottom Right Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00077">touch.h:77</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_ac5bc000f8954f38b7a641a485a26bae7"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">TOUCH_AREA_STRUCT::x2</a></div><div class="ttdeci">uint16_t x2</div><div class="ttdoc">Bottom Right X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00076">touch.h:76</a></div></div>
<div class="ttc" id="button_8c_html_a05bb88dac6f60063eae2bb67dda1f4e8"><div class="ttname"><a href="button_8c.html#a05bb88dac6f60063eae2bb67dda1f4e8">calculate_shadows</a></div><div class="ttdeci">void calculate_shadows(uint16_t bgcolor, uint16_t *light_shadow, uint16_t *dark_shadow)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00034">button.c:34</a></div></div>
<div class="ttc" id="group__tft_html_ga781855ab93845ce326dfca7c099259c6"><div class="ttname"><a href="group__tft.html#ga781855ab93845ce326dfca7c099259c6">tft_fill_rectangle</a></div><div class="ttdeci">void tft_fill_rectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00067">tft.c:67</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adeae49dfe3584e6df726fb4167cd1cf7"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">BUTTON_STRUCT::font</a></div><div class="ttdeci">uint8_t font</div><div class="ttdoc">The number of the font to use. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00060">button.h:60</a></div></div>
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<p><div class="dynheader">
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<p>Definition at line <a class="el" href="button_8c_source.html#l00184">184</a> of file <a class="el" href="button_8c_source.html">button.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;{</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <span class="comment">//We only need to unregister the touch area, as we have not allocated anything else</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <a class="code" href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a>((<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a>*)button);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;}</div>
<div class="ttc" id="group__touch_html_gaa7d6cd569335d0ddfc9eeab479f3a0a8"><div class="ttname"><a href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a></div><div class="ttdeci">void touch_unregister_area(TOUCH_AREA_STRUCT *area)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00195">touch.c:195</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html">TOUCH_AREA_STRUCT</a></div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00072">touch.h:72</a></div></div>
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