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<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cFA>
<a name="l2"></a><1>/* Graphics Not Rendered in HTML */</span><span class=cF0>
<a name="l3"></a>
<a name="l4"></a>
<a name="l5"></a>
<a name="l6"></a>
<a name="l7"></a></span><span class=cF9>I64</span><span class=cF0> x = </span><span class=cFE>0</span><span class=cF0>;
<a name="l8"></a>
<a name="l9"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>DrawIt</span><span class=cF0>(</span><span class=cF9>CTask</span><span class=cF0> *, </span><span class=cF9>CDC</span><span class=cF0> *dc)
<a name="l10"></a>{
<a name="l11"></a> </span><span class=cF5>Sprite3</span><span class=cF0>(dc, x % </span><span class=cFE>100</span><span class=cF0>, </span><span class=cFE>100</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFA><1></span><span class=cF0>);
<a name="l12"></a>}
<a name="l13"></a>
<a name="l14"></a></span><span class=cF1>U0</span><span class=cF0> KeyDownBitMapDemo()
<a name="l15"></a>{
<a name="l16"></a></span><span class=cF2>//This conversion routine is slow.</span><span class=cF0>
<a name="l17"></a> </span><span class=cF9>I64</span><span class=cF0> i_sc = </span><span class=cF5>Char2ScanCode</span><span class=cF0>(</span><span class=cF6>'i'</span><span class=cF0>);
<a name="l18"></a>
<a name="l19"></a> </span><span class=cF6>"Press and hold $GREEN$'i'$FG$.\n"</span><span class=cF0>;
<a name="l20"></a> </span><span class=cF1>while</span><span class=cF0> (!</span><span class=cF5>Bt</span><span class=cF7>(</span><span class=cFB>kbd</span><span class=cF0>.down_bitmap, i_sc</span><span class=cF7>)</span><span class=cF0>)
<a name="l21"></a> </span><span class=cF5>Yield</span><span class=cF0>;
<a name="l22"></a>
<a name="l23"></a> </span><span class=cF5>SettingsPush</span><span class=cF0>; </span><span class=cF2>//See </span><a href="https://zeal-operating-system.github.io/ZealOS/System/TaskSettings.CC.html#l3"><span class=cF4>SettingsPush</span></a><span class=cF0>
<a name="l24"></a> </span><span class=cF5>Fs</span><span class=cF0>->draw_it = &</span><span class=cF5>DrawIt</span><span class=cF0>;
<a name="l25"></a>
<a name="l26"></a> </span><span class=cF2>//</span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l3675"><span class=cF4>kbd.down_bitmap</span></a><span class=cF2> is indexed with the</span><span class=cF0>
<a name="l27"></a> </span><span class=cF2>//merged scan code. (left shift and</span><span class=cF0>
<a name="l28"></a> </span><span class=cF2>//right shift combined for example.)</span><span class=cF0>
<a name="l29"></a> </span><span class=cF2>//</span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l3675"><span class=cF4>kbd.down_bitmap2</span></a><span class=cF2> is indexed with the</span><span class=cF0>
<a name="l30"></a> </span><span class=cF2>//distinct scan code. See </span><span class=cF4><u>Char</u></span><span class=cF2> and </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l4226"><span class=cF4>Scan Codes</span></a><span class=cF2>.</span><span class=cF0>
<a name="l31"></a>
<a name="l32"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>Bt</span><span class=cF7>(</span><span class=cFB>kbd</span><span class=cF0>.down_bitmap, i_sc</span><span class=cF7>)</span><span class=cF0>)
<a name="l33"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l34"></a> x++;
<a name="l35"></a> </span><span class=cF5>Sleep</span><span class=cF0>(</span><span class=cFE>10</span><span class=cF0>);
<a name="l36"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l37"></a> </span><span class=cF5>SettingsPop</span><span class=cF0>;
<a name="l38"></a> </span><span class=cF5>FlushMessages</span><span class=cF0>;
<a name="l39"></a>}
<a name="l40"></a>
<a name="l41"></a>KeyDownBitMapDemo;
</span></pre></body>
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