https://sourceforge.net/p/drawj2d/wiki/ExampleUnitcircle/Recent changes to ExampleUnitcircleenSun, 08 Jan 2017 22:24:44 -0000https://sourceforge.net/p/drawj2d/wiki/ExampleUnitcircle/<div class="markdown_content"><p>Example taken from asymptote gallery.</p> <p><img alt="Drawj2d output" src="./attachment/out-ExampleUnitcircle.svg"/></p> <div class="codehilite"><pre><span class="err">#</span><span class="x"> drawj2d -T svg -c -W120 -H60 ExampleUnitcircle.hcl</span> <span class="x">unitlength [/ 1. 40.] m</span> <span class="x">set O </span><span class="err">{</span><span class="x">0 0}</span> <span class="x">set r 1</span> <span class="x">set ϑ -30</span> <span class="x">set R [geom.polar 0]</span> <span class="x">set P [geom.polar </span><span class="p">$</span><span class="x">ϑ]</span> <span class="x">m </span><span class="p">$</span><span class="nv">O</span><span class="x"></span> <span class="x">pen lightgray</span> <span class="x">fillsector </span><span class="p">$</span><span class="nv">r</span><span class="x"> </span><span class="p">$</span><span class="x">ϑ 0</span> <span class="x">pen black 0.3</span> <span class="x">circle </span><span class="p">$</span><span class="nv">r</span><span class="x"></span> <span class="x">line </span><span class="p">$</span><span class="nv">R</span><span class="x"> </span><span class="p">$</span><span class="nv">O</span><span class="x"> </span><span class="p">$</span><span class="nv">P</span><span class="x"></span> <span class="x">dot </span><span class="p">$</span><span class="nv">O</span><span class="x"></span> <span class="x">dot </span><span class="p">$</span><span class="nv">R</span><span class="x"></span> <span class="x">tlb "([nf [X </span><span class="p">$</span><span class="nv">R</span><span class="x">] 0], [nf [Y </span><span class="p">$</span><span class="nv">R</span><span class="x">] 0])" E</span> <span class="x">dot </span><span class="p">$</span><span class="nv">P</span><span class="x"></span> <span class="x">tlb </span><span class="err">{</span><span class="x">(x,y)=(\cosϑ,\sinϑ)}; </span><span class="err">#{</span><span class="x">(x,y) = (cosϑ, sinϑ)}</span> <span class="x">texdimangle </span><span class="p">$</span><span class="nv">O</span><span class="x"> </span><span class="p">$</span><span class="nv">P</span><span class="x"> </span><span class="p">$</span><span class="nv">R</span><span class="x"> ϑ</span> <span class="x">m [geom.polar [/ </span><span class="p">$</span><span class="x">ϑ 2.]]</span> <span class="x">mr [mm 10 0]</span> <span class="x">arrowto [tx </span><span class="p">$</span><span class="nv">R</span><span class="x">]</span> <span class="x">mr [mm 10 0]</span> <span class="x">texlabel </span><span class="err">{</span><span class="x">\rm</span><span class="err">{</span><span class="x">area} \frac</span><span class="err">{</span><span class="x">ϑ}</span><span class="err">{</span><span class="x">2}} E</span> </pre></div> </div>A. VontobelSun, 08 Jan 2017 22:24:44 -0000https://sourceforge.net23a41bb5bde6ed12364f4c45411d43d9d1b86431