postcss-gtk/lib/rework-gtk.js

Processes GTK+ CSS into browser CSS

// Generated by CoffeeScript 1.9.1
(function() {
  var convert, gtkColorFunctions, lerp, parse, reworkFunctions, reworkImports, reworkVars;

  reworkFunctions = require("rework-plugin-function");

  reworkVars = require("rework-vars");

  reworkImports = require("rework-import");

  parse = require("color-parser");

  convert = require("color-convert");

  lerp = function(a, b, x) {
    return a + (b - a) * x;
  };

  gtkColorFunctions = reworkFunctions({
    mix: function(colorA, colorB, x) {
      var a, b, l;
      console.log("MIX COLORS " + colorA + " AND " + colorB + " BY LERPY AMOUNT " + x);
      a = parse(colorA);
      b = parse(colorB);
      console.log("-", colorA, a);
      console.log("-", colorB, b);
      console.log("-", x);
      if (a.a == null) {
        a.a = 1;
      }
      if (b.a == null) {
        b.a = 1;
      }
      l = function(p) {
        return lerp(a[p], b[p], x);
      };
      return "rgba(" + (l("r")) + ", " + (l("g")) + ", " + (l("b")) + ", " + (l("a")) + ")";
    },
    shade: function(color, value) {
      var a, b, g, h, l, r, ref, ref1, ref2, ref3, s;
      if (isNaN(value)) {
        ref = [value, color], color = ref[0], value = ref[1];
      }
      console.log("SHADE COLOR " + color + " BY VALUE " + value);
      ref1 = parse(color), r = ref1.r, g = ref1.g, b = ref1.b, a = ref1.a;
      ref2 = convert.rgb2hslRaw(r, g, b), h = ref2[0], s = ref2[1], l = ref2[2];
      console.log("- OLD LIGHTNESS: " + l);
      l *= value;
      console.log("- NEW LIGHTNESS: " + l + " (AFTER APPLYING " + value + ")");
      ref3 = convert.hsl2rgb(h, s, l), r = ref3[0], g = ref3[1], b = ref3[2];
      if (a != null) {
        return "rgba(" + r + ", " + g + ", " + b + ", " + a + ")";
      } else {
        return "rgb(" + r + ", " + g + ", " + b + ")";
      }
    }
  });

  module.exports = function(arg) {
    var path, vars;
    vars = arg.vars, path = arg.path;
    return function(arg1) {
      var declaration, i, j, len, len1, ref, rule, rules, selector;
      rules = arg1.rules;
      (reworkImports({
        path: path
      }))({
        rules: rules
      });
      for (i = 0, len = rules.length; i < len; i++) {
        rule = rules[i];
        if (!rule.declarations) {
          continue;
        }
        rule.selectors = (function() {
          var j, len1, ref, results;
          ref = rule.selectors;
          results = [];
          for (j = 0, len1 = ref.length; j < len1; j++) {
            selector = ref[j];
            results.push(selector.replace(/:selected/, ".selected").replace(/:insensitive/, ":disabled").replace(/:inconsistent/, ":indeterminate"));
          }
          return results;
        })();
        ref = rule.declarations;
        for (j = 0, len1 = ref.length; j < len1; j++) {
          declaration = ref[j];
          declaration.value = declaration.value.replace(/([a-z\-]+) \(/ig, function(m, function_name) {
            return function_name + "(";
          }).replace(/@([a-z_\-]+)/ig, function(m, var_name) {
            return "var(" + var_name + ")";
          });
        }
      }
      (reworkVars({
        map: vars
      }))({
        rules: rules
      });
      return gtkColorFunctions({
        rules: rules
      });
    };
  };

}).call(this);