ZealOS/docs/Demo/Graphics/BSpline.CC.html
2021-08-09 02:04:03 -04:00

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<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF0>#</span><span class=cF1>define</span><span class=cF0> PTS_NUM </span><span class=cFE>16</span><span class=cF0>
<a name="l2"></a>
<a name="l3"></a></span><span class=cF1>U0</span><span class=cF0> BSplineDemo()
<a name="l4"></a>{
<a name="l5"></a> </span><span class=cF9>CDC</span><span class=cF0> *dc = </span><span class=cF5>DCAlias</span><span class=cF0>;
<a name="l6"></a> </span><span class=cF9>I64</span><span class=cF0> arg1, arg2, i = </span><span class=cFE>0</span><span class=cF0>, message_code;
<a name="l7"></a> </span><span class=cF9>CD3I32</span><span class=cF0> c[PTS_NUM];
<a name="l8"></a>
<a name="l9"></a> </span><span class=cF5>SettingsPush</span><span class=cF0>;
<a name="l10"></a> </span><span class=cF5>Fs</span><span class=cF0>-&gt;win_inhibit = </span><span class=cF3>WIG_TASK_DEFAULT</span><span class=cF0> - </span><span class=cF3>WIF_SELF_FOCUS</span><span class=cF0> - </span><span class=cF3>WIF_SELF_BORDER</span><span class=cF0>;
<a name="l11"></a>
<a name="l12"></a> </span><span class=cF5>DocClear</span><span class=cF0>;
<a name="l13"></a> </span><span class=cF6>&quot;Sel ctrl points with left mouse. Right when finished.\n&quot;</span><span class=cF0>;
<a name="l14"></a> </span><span class=cF5>DCFill</span><span class=cF0>;
<a name="l15"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l16"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l17"></a> message_code = </span><span class=cF5>MessageGet</span><span class=cF0>(&amp;arg1, &amp;arg2, </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_MS_L_UP</span><span class=cF0> + </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_MS_R_UP</span><span class=cF0>);
<a name="l18"></a> </span><span class=cF1>if</span><span class=cF0> (message_code == </span><span class=cF3>MESSAGE_MS_L_UP</span><span class=cF0>)
<a name="l19"></a> {
<a name="l20"></a> c[i].x = arg1;
<a name="l21"></a> c[i].y = arg2;
<a name="l22"></a> c[i].z = </span><span class=cFE>0</span><span class=cF0>;
<a name="l23"></a> dc-&gt;color = </span><span class=cF3>GREEN</span><span class=cF0>;
<a name="l24"></a> </span><span class=cF5>GrCircle</span><span class=cF0>(dc, arg1, arg2, </span><span class=cFE>10</span><span class=cF0>);
<a name="l25"></a> i++;
<a name="l26"></a> }
<a name="l27"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l28"></a> </span><span class=cF1>while</span><span class=cF0> (i &lt; PTS_NUM &amp;&amp; message_code != </span><span class=cF3>MESSAGE_MS_R_UP</span><span class=cF0>);
<a name="l29"></a>
<a name="l30"></a> dc-&gt;color = </span><span class=cF3>RED</span><span class=cF0>;
<a name="l31"></a> </span><span class=cF5>Gr2BSpline</span><span class=cF0>(dc, c, i, </span><span class=cF3>TRUE</span><span class=cF0>);
<a name="l32"></a> dc-&gt;color = </span><span class=cF3>BLUE</span><span class=cF0>;
<a name="l33"></a> </span><span class=cF5>Gr3BSpline</span><span class=cF0>(dc, c, i, </span><span class=cF3>TRUE</span><span class=cF0>);
<a name="l34"></a> </span><span class=cF5>DCDel</span><span class=cF0>(dc);
<a name="l35"></a> </span><span class=cF5>SettingsPop</span><span class=cF0>;
<a name="l36"></a>
<a name="l37"></a> </span><span class=cF5>PressAKey</span><span class=cF0>;
<a name="l38"></a> </span><span class=cF5>DCFill</span><span class=cF0>;
<a name="l39"></a>}
<a name="l40"></a>
<a name="l41"></a>BSplineDemo;
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