gameswf_movie.cpp

一个开源的嵌入式flash播放器的源代码

    if ((fd = open(filespec.c_str(), O_RDONLY)) > 0) {
      unsigned char buf[5];
      memset(buf, 0, 5);
      if (read(fd, buf, 4)) {
        close(fd);              // we don't need this anymore
        // This is the magic number for any JPEG format file
        if ((buf[0] == 0xff) && (buf[1] == 0xd8) && (buf[2] == 0xff)) {
          //log_msg("File is a JPEG!\n");
        } else {
          //log_error("File is not a JPEG!\n");
          unlink(filespec.c_str());
          fn.result->set(false);
          return;
        }
      } else {
        log_error("Can't read image header!\n");
        unlink(filespec.c_str());
        fn.result->set(false);
        return;
      }
    } else {
        log_error("Can't open image!\n");
        unlink(filespec.c_str());
        fn.result->set(false);
        return;
    }
    
    bitmap_info*	bi = NULL;
    image::rgb*	im = image::read_jpeg(filespec.c_str());
    if (im != NULL) {
      bi = render::create_bitmap_info_rgb(im);
      delete im;
    } else {
      log_error("Can't read jpeg: %s\n", filespec.c_str());
    }

    //bitmap_character*	 ch = new bitmap_character(bi);

    movie *mov = target->to_movie();
    //movie_definition *def = mov->get_movie_definition();
    //movie_definition_sub *m = (movie_definition_sub *)mov;
    //target->add_bitmap_info(bi);

    character* tar = (character*)mov;
    const char* name = tar->get_name();
    Uint16 id = tar->get_id();
    //log_msg("Target name is: %s, ID: %d\n", name, id);

    // FIXME: none of this works yet

    //movie_definition    *md = create_library_movie(filespec.c_str());
    // add image to movie, under character id.
    //m->add_bitmap_character(666, ch);

// #if 1
    tu_string swfm = filespec.utf8_substring(0, filespec.length() - 3);
    swfm += "swf";

     movie_definition_sub  *ms = create_movie_sub(swfm.c_str());
     // The file may not exist.
     if (ms) { 
       movie_interface* extern_movie = create_library_movie_inst_sub(ms);
       character * newchar = ms->create_character_instance(tar->get_parent(), id);
     }
     
     //save_extern_movie(extern_movie);
     //movie* new_movie = static_cast<movie*>(extern_movie)->get_root_movie();
     
// #else
//     movie_definition_sub  *ms;
//     ms->add_bitmap_info(bi);
// #endif
     //movie* m = mov->get_root_movie();
    //set_current_root(extern_movie);
    //movie* m = static_cast<movie*>(extern_movie)->get_root_movie();
    mov->on_event(event_id::LOAD);
    //add_display_object();

    //Uint16 depth = tar->get_depth();
    bool use_cxform = false;
    //cxform color_transform =  tar->get_cxform();
    bool use_matrix = false;
    matrix mat = tar->get_matrix();
    //float ratio = tar->get_ratio();
    //Uint16 clip_depth = tar->get_clip_depth();
    array<swf_event*>	dummy_event_handlers;
    movie* parent = tar->get_parent();
    
    character *newch = new character(parent, id);
    
#if 0
    parent->clone_display_object(name, "album_image", depth);
    parent->add_display_object((Uint16)id,
                                name,
                                dummy_event_handlers,
                                tar->get_depth(),
                                true,
                                tar->get_cxform(),
                                tar->get_matrix(),
                                tar->get_ratio(),
                                tar->get_clip_depth());
#endif

    parent->replace_display_object(newch,
                                name,
                                tar->get_depth(),
                                use_cxform,
                                tar->get_cxform(),
                                use_matrix,
                                tar->get_matrix(),
                                tar->get_ratio(),
                                tar->get_clip_depth());
  }
  
  struct mcl *mcl_data = ptr->mov_obj.getProgress(target);

  // the callback since we're done loading the file
  // FIXME: these both probably shouldn't be set to the same value
  mcl_data->bytes_loaded = stats.st_size;
  mcl_data->bytes_total = stats.st_size;

  fn.env->set_member("target_mc", target);
  //env->push(as_value(target));
  //moviecliploader_onload_complete(result, this_ptr, env, 0, 0);
  moviecliploader_onload_complete(fn);
  //env->pop();
  
  fn.result->set(true);

  //unlink(filespec.c_str());
  
  //xmlNanoHTTPCleanup();

#endif // HAVE_LIBXML
}

void
moviecliploader_unloadclip(const fn_call& fn)
{
  const tu_string filespec = fn.arg(0).to_string();
  log_msg("%s: FIXME: Load Movie Clip: %s\n", __FUNCTION__, filespec.c_str());
  
}

void
moviecliploader_new(const fn_call& fn)
{

  log_msg("%s: args=%d\n", __FUNCTION__, fn.nargs);
  
  const tu_string filespec = fn.arg(0).to_string();
  
  as_object*	mov_obj = new moviecliploader_as_object;
  //log_msg("\tCreated New MovieClipLoader object at %p\n", mov_obj);

  mov_obj->set_member("loadClip",
                      &moviecliploader_loadclip);
  mov_obj->set_member("unloadClip",
                      &moviecliploader_unloadclip);
  mov_obj->set_member("getProgress",
                      &moviecliploader_getprogress);

#if 0
  // Load the default event handlers. These should really never
  // be called directly, as to be useful they are redefined
  // within the SWF script. These get called if there is a problem
  // Setup the event handlers
  mov_obj->set_event_handler(event_id::LOAD_INIT,
                             (as_c_function_ptr)&event_test);
  mov_obj->set_event_handler(event_id::LOAD_START,
                             (as_c_function_ptr)&event_test);
  mov_obj->set_event_handler(event_id::LOAD_PROGRESS,
                             (as_c_function_ptr)&event_test);
  mov_obj->set_event_handler(event_id::LOAD_ERROR,
                             (as_c_function_ptr)&event_test);
#endif
  
  fn.result->set_as_object_interface(mov_obj);
}

void
moviecliploader_onload_init(const fn_call& fn)
{
  log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
}

// Invoked when a call to MovieClipLoader.loadClip() has successfully
// begun to download a file.
void
moviecliploader_onload_start(const fn_call& fn)
{
  log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
}

// Invoked every time the loading content is written to disk during
// the loading process.
void
moviecliploader_getprogress(const fn_call& fn)
{
  //log_msg("%s: nargs = %d\n", __FUNCTION__, nargs);
  
  moviecliploader_as_object*	ptr = (moviecliploader_as_object*) (as_object*) fn.this_ptr;
  assert(ptr);
  
  as_object *target = (as_object*) fn.arg(0).to_object();
  
  struct mcl *mcl_data = ptr->mov_obj.getProgress(target);

  mcl_as_object *mcl_obj = (mcl_as_object *)new mcl_as_object;

  mcl_obj->set_member("bytesLoaded", mcl_data->bytes_loaded);
  mcl_obj->set_member("bytesTotal",  mcl_data->bytes_total);
  
  fn.result->set_as_object_interface(mcl_obj);
}

// Invoked when a file loaded with MovieClipLoader.loadClip() has
// completely downloaded.
void
moviecliploader_onload_complete(const fn_call& fn)
{
  as_value	val, method;
  //log_msg("%s: FIXME: nargs = %d\n", __FUNCTION__, nargs);
  //moviecliploader_as_object*	ptr = (moviecliploader_as_object*) (as_object*) this_ptr;
  
  tu_string url = fn.arg(0).to_string();  
  //as_object *target = (as_object *)env->bottom(first_arg-1).to_object();
  //log_msg("load clip: %s, target is: %p\n", url.c_str(), target);

  //log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
  if (fn.this_ptr->get_member("onLoadComplete", &method)) {
    //log_msg("FIXME: Found onLoadComplete!\n");
    as_c_function_ptr	func = method.to_c_function();
    fn.env->set_variable("success", true, 0);
    if (func)
      {
        // It's a C function.  Call it.
        //log_msg("Calling C function for onLoadComplete\n");
        (*func)(fn_call(&val, fn.this_ptr, fn.env, 0, 0));
      }
    else if (as_as_function* as_func = method.to_as_function())
      {
        // It's an ActionScript function.  Call it.
        //log_msg("Calling ActionScript function for onLoadComplete\n");
        (*as_func)(fn_call(&val, fn.this_ptr, fn.env, 0, 0));
      }
    else
      {
        log_error("error in call_method(): method is not a function\n");
      }    
  } else {
    log_error("Couldn't find onLoadComplete!\n");
  }
}

// Invoked when a file loaded with MovieClipLoader.loadClip() has failed to load.
void
moviecliploader_onload_error(const fn_call& fn)
{
  //log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
  as_value	val, method;
  log_msg("%s: FIXME: nargs = %d\n", __FUNCTION__, fn.nargs);
  //moviecliploader_as_object*	ptr = (moviecliploader_as_object*) (as_object*) this_ptr;
  
  tu_string url = fn.arg(0).to_string();  
  as_object *target = (as_object*) fn.arg(1).to_object();
  log_msg("load clip: %s, target is: %p\n", url.c_str(), target);

  //log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
  if (fn.this_ptr->get_member("onLoadError", &method)) {
    //log_msg("FIXME: Found onLoadError!\n");
    as_c_function_ptr	func = method.to_c_function();
    fn.env->set_variable("success", true, 0);
    if (func)
      {
        // It's a C function.  Call it.
        log_msg("Calling C function for onLoadError\n");
        (*func)(fn_call(&val, fn.this_ptr, fn.env, 0, 0));
      }
    else if (as_as_function* as_func = method.to_as_function())
      {
        // It's an ActionScript function.  Call it.
        log_msg("Calling ActionScript function for onLoadError\n");
        (*as_func)(fn_call(&val, fn.this_ptr, fn.env, 0, 0));
      }
    else
      {
        log_error("error in call_method(): method is not a function\n");
      }    
  } else {
    log_error("Couldn't find onLoadError!\n");
  }
}

// This is the default event handler. To wind up here is an error.
void
moviecliploader_default(const fn_call& fn)
{
  log_msg("%s: FIXME: Default event handler, you shouldn't be here!\n", __FUNCTION__);
}

} // end of gameswf namespace