Function initializeColorRules

src/rules.cpp:40–77

///////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////
void initializeColorRules() {
  // If color is not enable/supported, short circuit.
  if (!Context::getContext().color()) return;

  try {
    gsColor.clear();
    gsPrecedence.clear();

    // Load all the configuration values, filter to only the ones that begin with
    // "color.", then store name/value in gsColor, and name in rules.
    std::vector<std::string> rules;
    for (const auto& v : Context::getContext().config) {
      if (!v.first.compare(0, 6, "color.", 6)) {
        Color c(v.second);
        gsColor[v.first] = c;

        rules.push_back(v.first);
      }
    }

    // Load the rule.precedence.color list, split it, then autocomplete against
    // the 'rules' vector loaded above.
    std::vector<std::string> results;
    auto precedence = split(Context::getContext().config.get("rule.precedence.color"), ',');

    for (const auto& p : precedence) {
      // Add the leading "color." string.
      std::string rule = "color." + p;
      autoComplete(rule, rules, results, 3);  // Hard-coded 3.

      for (auto& r : results) gsPrecedence.push_back(r);
    }
  }

  catch (const std::string& e) {
    Context::getContext().error(e);
  }
}

////////////////////////////////////////////////////////////////////////////////
static void applyColor(const Color& base, Color& c, bool merge) {