shop.cpp

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//            Copyright (C) 2004-2007 by The Allacrost Project
//                         All Rights Reserved
//
// This code is licensed under the GNU GPL version 2. It is free software
// and you may modify it and/or redistribute it under the terms of this license.
// See http://www.gnu.org/copyleft/gpl.html for details.

#include <iostream>

#include "defs.h"
#include "utils.h"
#include "shop.h"

#include "audio.h"
#include "video.h"
#include "input.h"
#include "system.h"
#include "global.h"
#include "mode_manager.h"

using namespace std;
using namespace hoa_audio;
using namespace hoa_video;
using namespace hoa_input;
using namespace hoa_system;
using namespace hoa_global;
using namespace hoa_mode_manager;
using namespace hoa_shop::private_shop;

namespace hoa_shop {

bool SHOP_DEBUG = false;

namespace private_shop {

ShopMode* current_shop = NULL;

} // namespace private_shop

ShopMode::ShopMode() {
  if (SHOP_DEBUG)
    cout << "SHOP: ShopMode constructor invoked" << endl;

  _purchases_cost = 0;
  _sales_revenue = 0;

  mode_type = MODE_MANAGER_SHOP_MODE;
  private_shop::current_shop = this;
  _state = SHOP_STATE_ACTION;
  
  if (VideoManager->CaptureScreen(_saved_screen) == false) {
    if (SHOP_DEBUG)
      cerr << "SHOP ERROR: Failed to capture saved screen" << endl;
  }
}



ShopMode::~ShopMode() {
  if (SHOP_DEBUG)
    cout << "SHOP: ShopMode destructor invoked" << endl;

  VideoManager->DeleteImage(_saved_screen);

  for (uint32 i = 0; i < _all_objects.size(); i++) {
    delete(_all_objects[i]);
  }
  _all_objects.clear();

  private_shop::current_shop = NULL;
}


// Called whenever ShopMode is put on top of the stack
void ShopMode::Reset() {
  // Setup video engine constructs
  VideoManager->SetCoordSys(0, 1024, 0, 768);
  if (VideoManager->SetFont("default") == false)
      cerr << "SHOP ERROR: failed to set font" << endl;
  VideoManager->SetDrawFlags(VIDEO_X_LEFT, VIDEO_Y_BOTTOM, 0);
  VideoManager->SetTextColor(Color::white);

  // Temporary code
  _all_objects.clear();
  _all_objects.push_back(new GlobalItem(1));
  _all_objects.push_back(new GlobalWeapon(10001));
  _all_objects.push_back(new GlobalWeapon(10002));
  _all_objects.push_back(new GlobalArmor(20002));
  _all_objects.push_back(new GlobalArmor(30002));
  _all_objects.push_back(new GlobalArmor(40002));
  _all_objects.push_back(new GlobalArmor(50001));
  // End temp code

  _all_objects_quantities.clear();
  for (uint32 ctr = 0; ctr < _all_objects.size(); ctr++) {
    _all_objects_quantities.push_back(0);
  }

  std::map<uint32, GlobalObject*>* inv = GlobalManager->GetInventory();
  std::map<uint32, GlobalObject*>::iterator iter;

  _sell_objects_quantities.clear();
  for (iter = inv->begin(); iter != inv->end(); iter++) {
    _sell_objects_quantities.push_back(0);
  }

  _action_window.UpdateFinanceText();

  _list_window.RefreshList();

  _sell_window.UpdateSellList();
  _sell_window.object_list.SetSelection(0);

  SoundDescriptor snd;
  _shop_sounds["confirm"] = SoundDescriptor();
  _shop_sounds["cancel"] = SoundDescriptor();
  _shop_sounds["coins"] = SoundDescriptor();
  _shop_sounds["bump"] = SoundDescriptor();

  _shop_sounds["confirm"].LoadSound("snd/confirm.wav");
  _shop_sounds["cancel"].LoadSound("snd/cancel.wav");
  _shop_sounds["coins"].LoadSound("snd/coins.wav");
  _shop_sounds["bump"].LoadSound("snd/bump.wav");
}



void ShopMode::Update() {
  switch (_state) {
    case SHOP_STATE_ACTION:
      _action_window.Update();
      break;
    case SHOP_STATE_LIST:
      _list_window.Update();
      break;
    case SHOP_STATE_SELL:
      _sell_window.Update();
      break;
    case SHOP_STATE_CONFIRM:
      _confirm_window.Update();
      break;
    default:
      if (SHOP_DEBUG)
        cerr << "SHOP WARNING: invalid shop state: " << _state << ", reseting to initial state" << endl;
      _state = SHOP_STATE_ACTION;
      return;
  } // switch (shop_state)
} // void ShopMode::Update()



void ShopMode::Draw() {
  // Draw the background image
  // For that, set the system coordinates to the size of the window (same with the saved-screen)
  int32 width = VideoManager->GetWidth();
  int32 height = VideoManager->GetHeight();
  VideoManager->SetCoordSys (0.0f, static_cast<float>(width), 0.0f, static_cast<float>(height));

  VideoManager->Move(0,0);
  VideoManager->DrawImage(_saved_screen);
  
  // Restore the Coordinate system (that one will be shop mode coodinate system?)
  VideoManager->SetCoordSys (0.0f, 1024.0f, 0.0f, 768.0f);

  _action_window.Draw();
  _info_window.Draw();
  _sell_window.Draw();
  _list_window.Draw();
  _confirm_window.Draw();
}



void ShopMode::AddObject(uint32 object_id) {
  if (object_id == 0 || object_id > 60000) {
    if (SHOP_DEBUG)
      cerr << "SHOP WARNING: attempted to add object with invalid id: " << object_id << endl;
    return;
  }

  if (_object_map.find(object_id) != _object_map.end()) {
    if (SHOP_DEBUG)
      cerr << "SHOP WARNING: attempted to add object that was already in the object list: " << object_id << endl;
    return;
  }

  _object_map.insert(make_pair(object_id, 0));
}

uint32 ShopMode::GetTotalRemaining() {
  return GlobalManager->GetDrunes() - _purchases_cost + _sales_revenue;
}

} // namespace hoa_shop

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