better track the resulting javascript too.

16col/imgtxtmode.js

@@ -0,0 +1,143 @@
+// Generated by CoffeeScript 1.7.1
+(function() {
+  var __hasProp = {}.hasOwnProperty;
+
+  this.VERSION = '0.01';
+
+  ({
+    constructor: function(options) {
+      var k, v, _results;
+      this.screen = [];
+      this.palette = new ImageTextModePaletteVGA();
+      this.font = new ImageTextModeFont8x16();
+      _results = [];
+      for (k in options) {
+        if (!__hasProp.call(options, k)) continue;
+        v = options[k];
+        _results.push(this[k] = v);
+      }
+      return _results;
+    },
+    parseUrl: function(url) {
+      var content, req;
+      req = new XMLHttpRequest();
+      req.open('GET', url, false);
+      req.overrideMimeType('text/plain; charset=x-user-defined');
+      req.send(null);
+      content = req.status === 200 || req.status === 0 ? req.responseText : '';
+      return this.parse(content);
+    },
+    unpackShort: function(data) {
+      var shrt;
+      shrt = (this.getByteAt(data, 1) << 8) + this.getByteAt(data, 0);
+      if (shrt < 0) {
+        shrt += 65536;
+      }
+      return shrt;
+    },
+    unpackLong: function(data) {
+      var lng;
+      lng = (((this.getByteAt(data, 0) << 8) + this.getByteAt(data, 1) << 8) + this.getByteAt(data, 2) << 8) + this.getByteAt(data, 3);
+      if (lng < 0) {
+        lng += 4294967296;
+      }
+      return lng;
+    },
+    getByteAt: function(data, offset) {
+      return data.charCodeAt(offset) & 0xFF;
+    },
+    getHeight: function() {
+      return this.screen.length;
+    },
+    parsePaletteData: function(data) {
+      var b, colors, g, i, r, _i;
+      colors = [];
+      for (i = _i = 0; _i <= 45; i = _i += 3) {
+        r = this.getByteAt(data, i);
+        r = r << 2 | r >> 4;
+        g = this.getByteAt(data, i + 1);
+        g = g << 2 | g >> 4;
+        b = this.getByteAt(data, i + 2);
+        b = b << 2 | b >> 4;
+        colors.push([r, g, b]);
+      }
+      return this.palette = new ImageTextModePalette({
+        colors: colors
+      });
+    },
+    parseFontData: function(data, height) {
+      var chars, chr, i, j, _i, _j, _ref;
+      if (height == null) {
+        height = 16;
+      }
+      chars = [];
+      for (i = _i = 0, _ref = data.length / height; 0 <= _ref ? _i < _ref : _i > _ref; i = 0 <= _ref ? ++_i : --_i) {
+        chr = [];
+        for (j = _j = 0; 0 <= height ? _j < height : _j > height; j = 0 <= height ? ++_j : --_j) {
+          chr.push(this.getByteAt(data, i * height + j));
+        }
+        chars.push(chr);
+      }
+      return this.font = new ImageTextModeFont({
+        chars: chars,
+        height: height
+      });
+    },
+    renderCanvas: function(canvasElem) {
+      var bg, canvas, chr, ctx, curfillstyle, cx, cy, fg, h, i, j, line, pixel, px, py, w, _i, _j, _k, _l, _len, _ref, _ref1, _ref2;
+      w = this.getWidth() * this.font.width;
+      h = this.getHeight() * this.font.height;
+      canvas = document.createElement('canvas');
+      canvas.setAttribute('width', w);
+      canvas.setAttribute('height', h);
+      ctx = canvas.getContext('2d');
+      for (cy = _i = 0, _ref = this.screen.length; 0 <= _ref ? _i < _ref : _i > _ref; cy = 0 <= _ref ? ++_i : --_i) {
+        if (this.screen[cy] != null) {
+          for (cx = _j = 0, _ref1 = this.screen[cy].length; 0 <= _ref1 ? _j < _ref1 : _j > _ref1; cx = 0 <= _ref1 ? ++_j : --_j) {
+            pixel = this.screen[cy][cx];
+            curfillstyle = null;
+            if (pixel != null) {
+              if (pixel.attr != null) {
+                fg = pixel.attr & 15;
+                bg = (pixel.attr & 240) >> 4;
+              } else {
+                fg = pixel.fg;
+                bg = pixel.bg;
+              }
+              px = cx * this.font.width;
+              py = cy * this.font.height;
+              ctx.fillStyle = this.palette.toRgbaString(this.palette.colors[bg]);
+              ctx.fillRect(px, py, this.font.width, this.font.height);
+              ctx.fillStyle = this.palette.toRgbaString(this.palette.colors[fg]);
+              chr = this.font.chars[pixel.ch.charCodeAt(0) & 0xff];
+              i = 0;
+              for (_k = 0, _len = chr.length; _k < _len; _k++) {
+                line = chr[_k];
+                for (j = _l = 0, _ref2 = this.font.width; 0 <= _ref2 ? _l < _ref2 : _l > _ref2; j = 0 <= _ref2 ? ++_l : --_l) {
+                  if (line & (1 << this.font.width - 1 - j)) {
+                    ctx.fillRect(px + j, py + i, 1, 1);
+                  }
+                }
+                i += 1;
+              }
+            }
+          }
+        }
+      }
+      canvasElem.setAttribute('width', w);
+      canvasElem.setAttribute('height', h);
+      ctx = canvasElem.getContext('2d');
+      return ctx.drawImage(canvas, 0, 0);
+    },
+    toBinaryArray: function(str) {
+      var buf, bufView, i, _i, _ref;
+      buf = new ArrayBuffer(str.length * 2);
+      bufView = new Uint8Array(buf);
+      for (i = _i = 0, _ref = str.length; 0 <= _ref ? _i < _ref : _i > _ref; i = 0 <= _ref ? ++_i : --_i) {
+        bufView[i] = str.charCodeAt(i);
+      }
+      return buf;
+    }
+  });
+
+}).call(this);