/*
 *  Abuse - dark 2D side-scrolling platform game
 *  Copyright (c) 1995 Crack dot Com
 *  Copyright (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
 *
 *  This software was released into the Public Domain. As with most public
 *  domain software, no warranty is made or implied by Crack dot Com or
 *  Jonathan Clark.
 */

#ifndef __TIMAGE_HPP_
#define __TIMAGE_HPP_

#include "image.h"
#include "palette.h"
#include "filter.h"

/* data is stored in the following format

  skip amount, data size, data  // no scan line wraps allowed

*/


class trans_image       // transpernet image
{
public:
  trans_image(image *im, char const *name);  // name has no meaning if MEM_CHECK is off

  inline vec2i Size() { return m_size; }
  uint8_t *Data() { return m_data; }

  void PutImage(image *screen, int x, int y); // always transparent
  void PutRemap(image *screen, int x, int y, uint8_t *remap);
  void PutDoubleRemap(image *screen, int x, int y,
                      uint8_t *remap, uint8_t *remap2);
  void PutFade(image *screen, int x, int y, int amount, int total_frames,
               color_filter *f, palette *pal);
  void PutFadeTint(image *screen, int x, int y, int amount, int total_frames,
                   uint8_t *tint, color_filter *f, palette *pal);
  void PutColor(image *screen, int x, int y, uint8_t color);
  void PutFilled(image *screen, int x, int y, uint8_t color);
  void PutPredator(image *screen, int x, int y);
  void PutBlend(image *screen, int x, int y, image *blend, int bx, int by,
                int blend_amount, color_filter *f, palette *pal);

  // if screen x & y offset already calculated save a mul
  // and no clipping, but fast use this
  void put_image_offseted(image *screen, uint8_t *s_off);

  void put_scan_line(image *screen, int x, int y, int line);   // always transparent
  size_t MemUsage();
  image *make_image();
  ~trans_image();

private:
  uint8_t *ClipToLine(image *screen, int x1, int y1, int x2, int y2,
                      int x, int &y, int &ysteps);

  enum PutMode { NORMAL, REMAP, DOUBLE_REMAP, FADE, FADE_TINT, COLOR,
                 FILLED, PREDATOR, BLEND };
  template<int N>
  void PutImageGeneric(image *dest, int x, int y, uint8_t color,
                       image *blend, int bx, int by,
                       uint8_t *map1, uint8_t *map2, int amount,
                       int total_frames, uint8_t *tint,
                       color_filter *f, palette *pal);

  vec2i m_size;
  uint8_t *m_data;
};

#endif