344 lines
44 KiB
HTML
344 lines
44 KiB
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<a href='https://github.com/akkartik/mu/blob/main/shell/grapheme-stack.mu'>https://github.com/akkartik/mu/blob/main/shell/grapheme-stack.mu</a>
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<pre id='vimCodeElement'>
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<span id="L1" class="LineNr"> 1 </span><span class="muComment"># grapheme stacks are the smallest unit of editable text</span>
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<span id="L2" class="LineNr"> 2 </span>
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<span id="L3" class="LineNr"> 3 </span><span class="PreProc">type</span> <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a> <span class="Delimiter">{</span>
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<span id="L4" class="LineNr"> 4 </span> data: (handle array grapheme)
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<span id="L5" class="LineNr"> 5 </span> top: int
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<span id="L6" class="LineNr"> 6 </span><span class="Delimiter">}</span>
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<span id="L7" class="LineNr"> 7 </span>
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<span id="L8" class="LineNr"> 8 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), n: int <span class="Delimiter">{</span>
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<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L10" class="LineNr"> 10 </span> <span class="PreProc">var</span> d/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L11" class="LineNr"> 11 </span> populate d, n
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<span id="L12" class="LineNr"> 12 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L13" class="LineNr"> 13 </span> copy-to *top, <span class="Constant">0</span>
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<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">}</span>
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<span id="L15" class="LineNr"> 15 </span>
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<span id="L16" class="LineNr"> 16 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L16'>clear-grapheme-stack</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Delimiter">{</span>
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<span id="L17" class="LineNr"> 17 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L18" class="LineNr"> 18 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L19" class="LineNr"> 19 </span> copy-to *top, <span class="Constant">0</span>
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<span id="L20" class="LineNr"> 20 </span><span class="Delimiter">}</span>
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<span id="L21" class="LineNr"> 21 </span>
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<span id="L22" class="LineNr"> 22 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L22'>grapheme-stack-empty?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
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<span id="L23" class="LineNr"> 23 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L25" class="LineNr"> 25 </span> compare *top, <span class="Constant">0</span>
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<span id="L26" class="LineNr"> 26 </span> <span class="Delimiter">{</span>
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<span id="L27" class="LineNr"> 27 </span> <span class="PreProc">break-if-!=</span>
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<span id="L28" class="LineNr"> 28 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
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<span id="L29" class="LineNr"> 29 </span> <span class="Delimiter">}</span>
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<span id="L30" class="LineNr"> 30 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
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<span id="L31" class="LineNr"> 31 </span><span class="Delimiter">}</span>
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<span id="L32" class="LineNr"> 32 </span>
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<span id="L33" class="LineNr"> 33 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L33'>grapheme-stack-length</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
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<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L35" class="LineNr"> 35 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L36" class="LineNr"> 36 </span> <span class="PreProc">return</span> *top
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<span id="L37" class="LineNr"> 37 </span><span class="Delimiter">}</span>
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<span id="L38" class="LineNr"> 38 </span>
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<span id="L39" class="LineNr"> 39 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), _val: grapheme <span class="Delimiter">{</span>
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<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L42" class="LineNr"> 42 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="Special"><-</span> copy *top-addr
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<span id="L45" class="LineNr"> 45 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, top
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<span id="L46" class="LineNr"> 46 </span> <span class="PreProc">var</span> val/<span class="Constant">eax</span>: grapheme <span class="Special"><-</span> copy _val
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<span id="L47" class="LineNr"> 47 </span> copy-to *dest-addr, val
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<span id="L48" class="LineNr"> 48 </span> add-to *top-addr, <span class="Constant">1</span>
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<span id="L49" class="LineNr"> 49 </span><span class="Delimiter">}</span>
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<span id="L50" class="LineNr"> 50 </span>
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<span id="L51" class="LineNr"> 51 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L51'>pop-grapheme-stack</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
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<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">{</span>
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<span id="L55" class="LineNr"> 55 </span> compare *top-addr, <span class="Constant">0</span>
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<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">break-if-></span>
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<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">return</span> <span class="Constant">-1</span>
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<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">}</span>
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<span id="L59" class="LineNr"> 59 </span> subtract-from *top-addr, <span class="Constant">1</span>
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<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L61" class="LineNr"> 61 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="Special"><-</span> copy *top-addr
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<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr grapheme) <span class="Special"><-</span> index data, top
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<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">return</span> *result-addr
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<span id="L65" class="LineNr"> 65 </span><span class="Delimiter">}</span>
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<span id="L66" class="LineNr"> 66 </span>
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<span id="L67" class="LineNr"> 67 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L67'>copy-grapheme-stack</a></span> _src: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), dest: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Delimiter">{</span>
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<span id="L68" class="LineNr"> 68 </span> <span class="PreProc">var</span> src/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _src
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<span id="L69" class="LineNr"> 69 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get src, data
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<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
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<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special"><-</span> get src, top
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<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L74" class="LineNr"> 74 </span> <span class="Delimiter">{</span>
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<span id="L75" class="LineNr"> 75 </span> compare i, *top-addr
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<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">break-if->=</span>
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<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
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<span id="L78" class="LineNr"> 78 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> dest, *g
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<span id="L79" class="LineNr"> 79 </span> i <span class="Special"><-</span> increment
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<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">loop</span>
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<span id="L81" class="LineNr"> 81 </span> <span class="Delimiter">}</span>
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<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span>
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<span id="L83" class="LineNr"> 83 </span>
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<span id="L84" class="LineNr"> 84 </span><span class="muComment"># dump stack to screen from bottom to top</span>
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<span id="L85" class="LineNr"> 85 </span><span class="muComment"># colors hardcoded</span>
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<span id="L86" class="LineNr"> 86 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
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<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L89" class="LineNr"> 89 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
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<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy _x
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<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy _y
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<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L95" class="LineNr"> 95 </span> <span class="Delimiter">{</span>
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<span id="L96" class="LineNr"> 96 </span> compare i, *top-addr
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<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">break-if->=</span>
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<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">{</span>
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<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
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<span id="L100" class="LineNr">100 </span> x, y <span class="Special"><-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
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<span id="L101" class="LineNr">101 </span> <span class="Delimiter">}</span>
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<span id="L102" class="LineNr">102 </span> i <span class="Special"><-</span> increment
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<span id="L103" class="LineNr">103 </span> <span class="PreProc">loop</span>
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<span id="L104" class="LineNr">104 </span> <span class="Delimiter">}</span>
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<span id="L105" class="LineNr">105 </span> <span class="PreProc">return</span> x, y
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<span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span>
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<span id="L107" class="LineNr">107 </span>
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<span id="L108" class="LineNr">108 </span><span class="muComment"># helper for small words</span>
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<span id="L109" class="LineNr">109 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L109'>render-stack-from-bottom</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
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<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L111" class="LineNr">111 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L112" class="LineNr">112 </span> _width, _height <span class="Special"><-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
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<span id="L113" class="LineNr">113 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special"><-</span> copy _width
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<span id="L114" class="LineNr">114 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy _height
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<span id="L115" class="LineNr">115 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L116" class="LineNr">116 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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|
<span id="L117" class="LineNr">117 </span> x2, y2 <span class="Special"><-</span> <a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y
|
|
<span id="L118" class="LineNr">118 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
|
|
<span id="L119" class="LineNr">119 </span><span class="Delimiter">}</span>
|
|
<span id="L120" class="LineNr">120 </span>
|
|
<span id="L121" class="LineNr">121 </span><span class="muComment"># dump stack to screen from top to bottom</span>
|
|
<span id="L122" class="LineNr">122 </span><span class="muComment"># optionally render a 'cursor' with the top grapheme</span>
|
|
<span id="L123" class="LineNr">123 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L123'>render-stack-from-top-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, render-cursor?: boolean<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
|
|
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
|
|
<span id="L125" class="LineNr">125 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
|
|
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
|
|
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
|
|
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy _x
|
|
<span id="L129" class="LineNr">129 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy _y
|
|
<span id="L130" class="LineNr">130 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special"><-</span> get self, top
|
|
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy *top-addr
|
|
<span id="L132" class="LineNr">132 </span> i <span class="Special"><-</span> decrement
|
|
<span id="L133" class="LineNr">133 </span> <span class="muComment"># if render-cursor?, peel off first iteration</span>
|
|
<span id="L134" class="LineNr">134 </span> <span class="Delimiter">{</span>
|
|
<span id="L135" class="LineNr">135 </span> compare render-cursor?, <span class="Constant">0</span>/false
|
|
<span id="L136" class="LineNr">136 </span> <span class="PreProc">break-if-=</span>
|
|
<span id="L137" class="LineNr">137 </span> compare i, <span class="Constant">0</span>
|
|
<span id="L138" class="LineNr">138 </span> <span class="PreProc">break-if-<</span>
|
|
<span id="L139" class="LineNr">139 </span> <span class="Delimiter">{</span>
|
|
<span id="L140" class="LineNr">140 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
|
|
<span id="L141" class="LineNr">141 </span> x, y <span class="Special"><-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">7</span>/bg=cursor
|
|
<span id="L142" class="LineNr">142 </span> <span class="Delimiter">}</span>
|
|
<span id="L143" class="LineNr">143 </span> i <span class="Special"><-</span> decrement
|
|
<span id="L144" class="LineNr">144 </span> <span class="Delimiter">}</span>
|
|
<span id="L145" class="LineNr">145 </span> <span class="muComment"># remaining iterations</span>
|
|
<span id="L146" class="LineNr">146 </span> <span class="Delimiter">{</span>
|
|
<span id="L147" class="LineNr">147 </span> compare i, <span class="Constant">0</span>
|
|
<span id="L148" class="LineNr">148 </span> <span class="PreProc">break-if-<</span>
|
|
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">{</span>
|
|
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
|
|
<span id="L151" class="LineNr">151 </span> x, y <span class="Special"><-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg=cursor
|
|
<span id="L152" class="LineNr">152 </span> <span class="Delimiter">}</span>
|
|
<span id="L153" class="LineNr">153 </span> i <span class="Special"><-</span> decrement
|
|
<span id="L154" class="LineNr">154 </span> <span class="PreProc">loop</span>
|
|
<span id="L155" class="LineNr">155 </span> <span class="Delimiter">}</span>
|
|
<span id="L156" class="LineNr">156 </span> <span class="PreProc">return</span> x, y
|
|
<span id="L157" class="LineNr">157 </span><span class="Delimiter">}</span>
|
|
<span id="L158" class="LineNr">158 </span>
|
|
<span id="L159" class="LineNr">159 </span><span class="muComment"># helper for small words</span>
|
|
<span id="L160" class="LineNr">160 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
|
|
<span id="L161" class="LineNr">161 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
|
|
<span id="L162" class="LineNr">162 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
|
|
<span id="L163" class="LineNr">163 </span> _width, _height <span class="Special"><-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
|
|
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special"><-</span> copy _width
|
|
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy _height
|
|
<span id="L166" class="LineNr">166 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
|
|
<span id="L167" class="LineNr">167 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
|
|
<span id="L168" class="LineNr">168 </span> x2, y2 <span class="Special"><-</span> <a href='grapheme-stack.mu.html#L123'>render-stack-from-top-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y, render-cursor?
|
|
<span id="L169" class="LineNr">169 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
|
|
<span id="L170" class="LineNr">170 </span><span class="Delimiter">}</span>
|
|
<span id="L171" class="LineNr">171 </span>
|
|
<span id="L172" class="LineNr">172 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a></span> <span class="Delimiter">{</span>
|
|
<span id="L173" class="LineNr">173 </span> <span class="muComment"># setup: gs = "abc"</span>
|
|
<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
|
|
<span id="L175" class="LineNr">175 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> address gs-storage
|
|
<span id="L176" class="LineNr">176 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
|
|
<span id="L177" class="LineNr">177 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special"><-</span> copy <span class="Constant">0x61</span>/a
|
|
<span id="L178" class="LineNr">178 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
|
|
<span id="L179" class="LineNr">179 </span> g <span class="Special"><-</span> copy <span class="Constant">0x62</span>/b
|
|
<span id="L180" class="LineNr">180 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
|
|
<span id="L181" class="LineNr">181 </span> g <span class="Special"><-</span> copy <span class="Constant">0x63</span>/c
|
|
<span id="L182" class="LineNr">182 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
|
|
<span id="L183" class="LineNr">183 </span> <span class="muComment"># setup: screen</span>
|
|
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
|
|
<span id="L185" class="LineNr">185 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special"><-</span> address screen-on-stack
|
|
<span id="L186" class="LineNr">186 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
|
|
<span id="L187" class="LineNr">187 </span> <span class="muComment">#</span>
|
|
<span id="L188" class="LineNr">188 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special"><-</span> <a href='grapheme-stack.mu.html#L109'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
|
|
<span id="L189" class="LineNr">189 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">"abc "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom"</span>
|
|
<span id="L190" class="LineNr">190 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom: result"</span>
|
|
<span id="L191" class="LineNr">191 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">" "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom: bg"</span>
|
|
<span id="L192" class="LineNr">192 </span> <span class="muComment">#</span>
|
|
<span id="L193" class="LineNr">193 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special"><-</span> <a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">1</span>/y, <span class="Constant">0</span>/cursor=false
|
|
<span id="L194" class="LineNr">194 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">"cba "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor"</span>
|
|
<span id="L195" class="LineNr">195 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: result"</span>
|
|
<span id="L196" class="LineNr">196 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">1</span>/y, <span class="Constant">" "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: bg"</span>
|
|
<span id="L197" class="LineNr">197 </span> <span class="muComment">#</span>
|
|
<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special"><-</span> <a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
|
|
<span id="L199" class="LineNr">199 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">"cba "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top with cursor"</span>
|
|
<span id="L200" class="LineNr">200 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: result"</span>
|
|
<span id="L201" class="LineNr">201 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">"| "</span>, <span class="Constant">"F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top with cursor: bg"</span>
|
|
<span id="L202" class="LineNr">202 </span><span class="Delimiter">}</span>
|
|
<span id="L203" class="LineNr">203 </span>
|
|
<span id="L204" class="LineNr">204 </span><span class="muComment"># compare from bottom</span>
|
|
<span id="L205" class="LineNr">205 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
|
|
<span id="L206" class="LineNr">206 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L206'>prefix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
|
|
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
|
|
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
|
|
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
|
|
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
|
|
<span id="L211" class="LineNr">211 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special"><-</span> get self, top
|
|
<span id="L212" class="LineNr">212 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
|
|
<span id="L213" class="LineNr">213 </span> <span class="Delimiter">{</span>
|
|
<span id="L214" class="LineNr">214 </span> compare i, *top-addr
|
|
<span id="L215" class="LineNr">215 </span> <span class="PreProc">break-if->=</span>
|
|
<span id="L216" class="LineNr">216 </span> <span class="muComment"># if curr != expected, return false</span>
|
|
<span id="L217" class="LineNr">217 </span> <span class="Delimiter">{</span>
|
|
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
|
|
<span id="L219" class="LineNr">219 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special"><-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
|
|
<span id="L220" class="LineNr">220 </span> <span class="Delimiter">{</span>
|
|
<span id="L221" class="LineNr">221 </span> compare expected, *curr-a
|
|
<span id="L222" class="LineNr">222 </span> <span class="PreProc">break-if-=</span>
|
|
<span id="L223" class="LineNr">223 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
|
|
<span id="L224" class="LineNr">224 </span> <span class="Delimiter">}</span>
|
|
<span id="L225" class="LineNr">225 </span> <span class="Delimiter">}</span>
|
|
<span id="L226" class="LineNr">226 </span> i <span class="Special"><-</span> increment
|
|
<span id="L227" class="LineNr">227 </span> <span class="PreProc">loop</span>
|
|
<span id="L228" class="LineNr">228 </span> <span class="Delimiter">}</span>
|
|
<span id="L229" class="LineNr">229 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
|
|
<span id="L230" class="LineNr">230 </span><span class="Delimiter">}</span>
|
|
<span id="L231" class="LineNr">231 </span>
|
|
<span id="L232" class="LineNr">232 </span><span class="muComment"># compare from bottom</span>
|
|
<span id="L233" class="LineNr">233 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
|
|
<span id="L234" class="LineNr">234 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L234'>suffix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
|
|
<span id="L235" class="LineNr">235 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
|
|
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L237" class="LineNr">237 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L238" class="LineNr">238 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
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<span id="L239" class="LineNr">239 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L240" class="LineNr">240 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy *top-addr
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<span id="L241" class="LineNr">241 </span> i <span class="Special"><-</span> decrement
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<span id="L242" class="LineNr">242 </span> <span class="Delimiter">{</span>
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<span id="L243" class="LineNr">243 </span> compare i, <span class="Constant">0</span>
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<span id="L244" class="LineNr">244 </span> <span class="PreProc">break-if-<</span>
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<span id="L245" class="LineNr">245 </span> <span class="Delimiter">{</span>
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<span id="L246" class="LineNr">246 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
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<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special"><-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
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<span id="L248" class="LineNr">248 </span> <span class="muComment"># if curr != expected, return false</span>
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<span id="L249" class="LineNr">249 </span> <span class="Delimiter">{</span>
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<span id="L250" class="LineNr">250 </span> compare expected, *curr-a
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<span id="L251" class="LineNr">251 </span> <span class="PreProc">break-if-=</span>
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<span id="L252" class="LineNr">252 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
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<span id="L253" class="LineNr">253 </span> <span class="Delimiter">}</span>
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<span id="L254" class="LineNr">254 </span> <span class="Delimiter">}</span>
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<span id="L255" class="LineNr">255 </span> i <span class="Special"><-</span> decrement
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<span id="L256" class="LineNr">256 </span> <span class="PreProc">loop</span>
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<span id="L257" class="LineNr">257 </span> <span class="Delimiter">}</span>
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<span id="L258" class="LineNr">258 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
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<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span>
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<span id="L260" class="LineNr">260 </span>
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<span id="L261" class="LineNr">261 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L261'>grapheme-stack-is-decimal-integer?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
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<span id="L262" class="LineNr">262 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special"><-</span> copy _self
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<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special"><-</span> get self, data
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<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special"><-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
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<span id="L265" class="LineNr">265 </span> <span class="PreProc">var</span> data/<span class="Constant">edx</span>: (addr array grapheme) <span class="Special"><-</span> copy _data
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<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special"><-</span> get self, top
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<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
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<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special"><-</span> copy <span class="Constant">1</span>/true
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<span id="L269" class="LineNr">269 </span> $grapheme-stack-is-integer?:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
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<span id="L270" class="LineNr">270 </span> compare i, *top-addr
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<span id="L271" class="LineNr">271 </span> <span class="PreProc">break-if->=</span>
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<span id="L272" class="LineNr">272 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special"><-</span> index data, i
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<span id="L273" class="LineNr">273 </span> result <span class="Special"><-</span> <a href='../126write-int-decimal.subx.html#L299'>decimal-digit?</a> *g
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<span id="L274" class="LineNr">274 </span> compare result, <span class="Constant">0</span>/false
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<span id="L275" class="LineNr">275 </span> <span class="PreProc">break-if-=</span>
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<span id="L276" class="LineNr">276 </span> i <span class="Special"><-</span> increment
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<span id="L277" class="LineNr">277 </span> <span class="PreProc">loop</span>
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<span id="L278" class="LineNr">278 </span> <span class="Delimiter">}</span>
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<span id="L279" class="LineNr">279 </span> <span class="PreProc">return</span> result
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<span id="L280" class="LineNr">280 </span><span class="Delimiter">}</span>
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</pre>
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</body>
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</html>
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