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Level.cc

#include "Level.h" 
#include <ClanLib/core.h>
#include <ClanLib/magick.h>
#include <stdio.h>

//#ifndef SPRITE
#include "sprite.h"
//#endif

void
TLevel::Init(int width, int height) { //Constructor..
  //Initial values for window position...
  window_x = 0;
  window_y = 0;
  window_width = 2;
  window_height = 2;
  offsetx = offsety = 0;
  init_variables();
  read_config();   //Read the config file and load the list of sprites...
  level_width  = width;
  level_height = height;
  resize_array_of_units();
  read_images();
  offsetx = offsety = 0;
}

int
TLevel::LoadFromFile(char *filename) {
  FILE *f;
  if (!file_exists(filename)) return 0;
  
  f = fopen(filename, "rb");
  if (!f) return 0;
  
  if (!open_level_from_file(f)) {
    g_print ("File was opened but I have found errors on loading:'%s'!!\n", filename);
    return 0;
  }

  fclose(f);
  return 1;
}

int 
TLevel::read_images(void) {
  GList *last, *current;
  struct sprite *sp;
  CL_Surface *sf;
  
  //Do it on grounds...
  last =    g_list_first(sprite_list);
  current = g_list_last (sprite_list);
  if (last) {
    do {
      sp = (struct sprite *)(current->data);
      //      g_print("ground description: '%s' Id:%d '%s'\n", sp->description, sp->id, sp->filename_tga);
      sf = CL_MagickProvider::create(sp->filename_tga, NULL);
      sp->pixmap = sf;
      if (current==last) break;
      current = current->prev;
    } while (1);    
  }

  //Do it on sprites
  last =    g_list_first(sprite_list_sp);
  current = g_list_last (sprite_list_sp);
  if (last) {
    do {
      sp = (struct sprite *)(current->data);
      //      g_print("ground description: '%s' Id:%d '%s'\n", sp->description, sp->id, sp->filename_tga);
      sf = CL_MagickProvider::create(sp->filename_tga, NULL);
      sp->pixmap = sf;
      if (current==last) break;
      current = current->prev;
    } while (1);    
  }

  return 1;
}

int 
TLevel::Draw(void) {
  int i, j, offs;

  //First draw ground
  for (j=0; j<window_height; j++) {
    offs = (j+offsety)*level_width+offsetx-1;
    for (i=0; i<window_width; i++) {
      offs++;
      if (level[offs].draw_here)
    if (level[offs].sp_unit){
      ((CL_Surface *)(level[offs].sp_unit->sprite->pixmap))->put_screen(
                                        (window_x+i)*UNIT_WIDTH, 
                                        (window_y+j)*UNIT_HEIGHT
                                        );
    } 
    } 
  } 

  //Now draw sprites
  for (j=0; j<window_height; j++) {
    offs = (j+offsety)*level_width+offsetx-1;
    for (i=0; i<window_width; i++) {
      offs++;
      if (levelsp[offs].draw_here)
    if (levelsp[offs].sp_unit){
      ((CL_Surface *)(levelsp[offs].sp_unit->sprite->pixmap))->put_screen(
                                        (window_x+i)*UNIT_WIDTH, 
                                        (window_y+j)*UNIT_HEIGHT
                                        );
    } 
    } 
  } 

  return 1;
}

void 
TLevel::set_window(int x, int y, int w, int h) {
    window_x = x;
    window_y = y;
    window_width = w;
    window_height = h;
}

void
TLevel::set_offsetx(int ox) { 
  offsetx = (ox<0) ? 0 : ((ox<level_width-window_width) ? ox : level_width-window_width); 
}
void
TLevel::set_offsety(int oy) { 
  offsety = (oy<0) ? 0 : ((oy<level_height-window_height) ? oy : level_height-window_height); 
}

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