Series#setProperty stub

class Canvas;

// FIXPAUL: rename to chart

// FIXPAUL: move that color stuff somewhere else!

class Drawable {

  friend class Canvas;

public:

  Drawable(Canvas* canvas) : canvas_(canvas), color_index_(0) {}

  Drawable(Canvas* canvas) : canvas_(canvas) {}

  virtual ~Drawable() {}

  /**

protected:

  const std::string& seriesColor(Series* series) {

    if (series->getColor().size() == 0) {

      char buf[32];

      size_t size = snprintf(buf, sizeof(buf), "color%i", ++color_index_);

      series->setColor(std::string(buf, size));

    }

    return series->getColor();

  }

  virtual void render(RenderTarget* target, Viewport* viewport) const = 0;

  Canvas* canvas_;

  int color_index_;

};

}