/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file null.cpp A blitter that doesn't blit. */

#include "../stdafx.h"
#include "null.hpp"

#include "../safeguards.h"

/** Instantiation of the null blitter factory. */
static FBlitter_Null iFBlitter_Null;

Sprite *Blitter_Null::Encode(const SpriteLoader::SpriteCollection &sprite, AllocatorProc *allocator)
{
	Sprite *dest_sprite;
	dest_sprite = (Sprite *)allocator(sizeof(*dest_sprite));

	dest_sprite->height = sprite[ZOOM_LVL_MIN].height;
	dest_sprite->width  = sprite[ZOOM_LVL_MIN].width;
	dest_sprite->x_offs = sprite[ZOOM_LVL_MIN].x_offs;
	dest_sprite->y_offs = sprite[ZOOM_LVL_MIN].y_offs;
	dest_sprite->next = nullptr;
	dest_sprite->missing_zoom_levels = 0;

	return dest_sprite;
}
