mosaic = $mosaic;
		$this->show_edit_buttons = $show_edit_buttons;
		$this->show_headers = $show_headers;
		$this->show_labels = $show_labels;
	}
	public function html_main()
	{
		echo '
			
';
		for ($i = $this->row_limit; $i > 0 && $row = $this->mosaic->getRow(); $i--)
		{
			list($photos, $what) = $row;
			$this->header($photos);
			$this->$what($photos);
		}
		echo '
			
			';
	}
	protected function header($photos)
	{
		if (!$this->show_headers)
			return;
		$date = $photos[0]->getDateCaptured();
		if (!$date)
			return;
		$header = $date->format('F Y');
		if ($header === $this->previous_header)
			return;
		$name = str_replace(' ', '', strtolower($header));
		echo '
			';
		$this->previous_header = $header;
	}
	protected function photo(Image $image, $className, $width, $height, $crop = true, $fit = true)
	{
		echo '
				';
		if ($this->show_edit_buttons)
			echo '
					
Edit';
		echo '
					
						
width() >= $width * 2 && $image->height() >= $height * 2)
			echo ' srcset="', $image->getThumbnailUrl($width * 2, $height * 2, $crop, $fit), ' 2x"';
		else
			echo ' srcset="', $image->getThumbnailUrl($image->width(), $image->height(), true), ' 2x"';
		echo ' alt="" title="', $image->getTitle(), '" style="aspect-ratio: ', $image->ratio(), '">';
		if ($this->show_labels)
			echo '
						', $image->getTitle(), '
';
		echo '
					
				 ';
	}
	protected function panorama(array $photos)
	{
		foreach ($photos as $image)
			$this->photo($image, 'panorama', static::PANORAMA_WIDTH, static::PANORAMA_HEIGHT, false, false);
	}
	protected function portrait(array $photos)
	{
		$image = array_shift($photos);
		echo '
				
					';
		$this->photo($image, 'portrait', static::PORTRAIT_WIDTH, static::PORTRAIT_HEIGHT, 'centre');
		echo '
					
					';
		foreach ($photos as $image)
			$this->photo($image, 'landscape', static::TILE_WIDTH, static::TILE_HEIGHT, 'centre');
		echo '
					
				 ';
	}
	protected function landscape(array $photos)
	{
		$image = array_shift($photos);
		echo '
				
					';
		$this->photo($image, 'landscape', static::LANDSCAPE_WIDTH, static::LANDSCAPE_HEIGHT, 'top');
		echo '
					
					';
		foreach ($photos as $image)
			$this->photo($image, 'landscape', static::TILE_WIDTH, static::TILE_HEIGHT, 'top');
		echo '
					
				 ';
	}
	protected function duo(array $photos)
	{
		echo '
				';
		foreach ($photos as $image)
			$this->photo($image, 'duo', static::DUO_WIDTH, static::DUO_HEIGHT, true);
		echo '
				
';
	}
	protected function single(array $photos)
	{
		echo '
				';
		$image = array_shift($photos);
		$this->photo($image, 'single', static::SINGLE_WIDTH, static::SINGLE_HEIGHT, 'top');
		echo '
				
';
	}
	protected function row(array $photos)
	{
		echo '
				';
		foreach ($photos as $image)
			$this->photo($image, 'landscape', static::TILE_WIDTH, static::TILE_HEIGHT, true);
		echo '
				
';
	}
	protected function portraits(array $photos)
	{
		echo '
				';
		foreach ($photos as $image)
			$this->photo($image, 'portrait', static::PORTRAIT_WIDTH, static::PORTRAIT_HEIGHT, true);
		echo '
				
';
	}
	public function setUrlSuffix($suffix)
	{
		$this->url_suffix = $suffix;
	}
}