Commit d14dee3904b5cd60c82424954f06acdc9736c34a to osteele's cfdg-js

osteele / cfdg-js

Description:	A JavaScript implementation of Chris Coyne's Context Free Design Grammar.
Clone URL:	git://github.com/osteele/cfdg-js.git Give this clone URL to anyone. `git clone git://github.com/osteele/cfdg-js.git`

move core extensions into like-named file; rename render -> flash

osteele (author)

Sun Mar 23 19:52:28 -0700 2008

commit d14dee3904b5cd60c82424954f06acdc9736c34a
tree a1a2669e1e6ac5728395c684c9e1aee05c878e8c
parent acbbfc4a5c0749ffb6b338c978e9ed5ca67937db

demo/index.html

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@@ -2,6 +2,7 @@
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   <head>
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     <title>CFDG</title>
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     <link href="styles.css" type="text/css" rel="stylesheet" />
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+    <script type="text/javascript" src="../javascripts/cfdg.core-extensions.js"></script>
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     <script type="text/javascript" src="../javascripts/cfdg.model.js"></script>
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     <script type="text/javascript" src="../javascripts/cfdg.parser.js"></script>
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     <script type="text/javascript" src="../javascripts/cfdg.graphics.js"></script>

javascripts/cfdg.js

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@@ -1,5 +1,7 @@
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 /* Copyright 2006 Oliver Steele.  All rights reserved. */
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+var CFDG = window.CFDG || {};
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+
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 var canvas;
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 var ctx;
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@@ -115,8 +117,6 @@ Graphics.prototype.setRGBA = function (rgba) {
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   this.ctx.globalAlpha = rgba[3];
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 };
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-var CFDG = window.CFDG || {};
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-
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 CFDG.Driver = {
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     setup: function(options) {
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         this.options = options;

javascripts/cfdg.parser.js

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@@ -3,24 +3,6 @@
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 var EOF = -1;
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 var PUNCTUATION = "()[]{}|;";
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-// Flash can't split on regular expressions, or we could split on /\n|\r/
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-String.prototype.split2 = function (a, b) {
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-	var lines = this.split(a);
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-    for (var i = 0; i < lines.length; i++)
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-        lines.splice.apply(lines, [i, 1].concat(lines[i].split(b)));
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-    return lines;
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-};
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-
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-String.prototype.lines = function () {return this.split2('\r', '\n');};
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-String.prototype.words = function () {return this.split2(' ', '\t');};
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-
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-Array.prototype.include = function (item) {
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-	for (var i = this.length; --i >= 0; )
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-		if (this[i] == item)
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-			return true;
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-	return false;
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-};
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-
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 function lex(text, parser) {
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     parser = parser || {receive: function (type, token) {info(type, ": '" + token + "'")}};
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   var lines = text.lines();
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@@ -304,19 +286,3 @@ Builder.prototype = {
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     }
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   }
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 };
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-
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-function parse(string, mode) {
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-	var m = new Model;
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-	var err = lex(string, new Parser(new Builder(m)));
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-	if (err) {
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-        print("cfdg: syntax error at \'" + err.token + "\' on line " + err.lineno + ": " + err.message);
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-        return;
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-    }
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-	if (!mode) print(m.to_s());
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-	var cxt = new Context(m);
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-	if (mode=='draw') m.draw(cxt);
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-}
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-
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-function draw(string) {
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-    return parse(string, 'draw')
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-}

javascripts/test.js

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@@ -2,8 +2,10 @@ load('parser.js');
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 load('model.js');
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 load('graphics.js');
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 load("drawing.js");
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+
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 function info(msg) {print('Info: ' + msg)}
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 function error(msg) {print('Error: ' + msg)}
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+
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 Graphics.prototype.drawPolygon = function (points) {
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   print("polygon: " + points);
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 };
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@@ -15,7 +17,7 @@ function parse(string, mode) {
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   var m = new Model;
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   var err = lex(string, new Parser(new Builder(m)));
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   if (err) {
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-        error("cfdg: syntax error at \'" + err.token + "\' on line " + err.lineno + ": " + err.message);
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+        print("cfdg: syntax error at \'" + err.token + "\' on line " + err.lineno + ": " + err.message);
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         return;
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     }
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   if (!mode) print(m.to_s());

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