ImagesWidget.C

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/*
 * Copyright (C) 2011 Emweb bv, Herent, Belgium
 *
 * See the LICENSE file for terms of use.
 */
 
#include "ImagesWidget.h"
 
#include <Wt/WImage.h>
#include <Wt/WAny.h>
 
const int ImagesWidget::HURRAY = -1;
 
ImagesWidget::ImagesWidget(int maxGuesses)
{
  for (int i = 0; i <= maxGuesses; ++i) {
    std::string fname = "icons/hangman";
    fname += std::to_string(i) + ".jpg";
    auto theImage = addNew<Wt::WImage>(fname);
    images_.push_back(theImage);
 
    // Although not necessary, we can avoid flicker (on konqueror)
    // by presetting the image size.
    theImage->resize(256, 256);
    theImage->hide();
  }
 
  auto hurray = addNew<Wt::WImage>("icons/hangmanhurray.jpg");
  hurray->hide();
  images_.push_back(hurray);
 
  image_ = 0;
  showImage(maxGuesses);
}
 
void ImagesWidget::showImage(int index)
{
  image(image_)->hide();
  image_ = index;
  image(image_)->show();
}
 
Wt::WImage *ImagesWidget::image(int index) const
{
  return index == HURRAY ? images_.back() : images_[index];
}