src/battle/BattleState.cpp

   1 /*
   2  * BattleState.cpp
   3  *
   4  *  Created on: Aug 5, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "BattleState.h"
   9
  10 #include "PartyLayout.h"
  11 #include "../graphics/Sprite.h"
  12
  13 #include <stdexcept>
  14
  15 using app::Application;
  16 using geometry::Point;
  17
  18 using std::vector;
  19
  20 namespace battle {
  21
  22 void BattleState::AddMonster(const Monster &m) {
  23         if (monsters.size() >= monstersLayout->NumPositions()) {
  24                 throw std::overflow_error("too many monsters for layout");
  25         }
  26         monsters.push_back(m);
  27 }
  28
  29 void BattleState::AddHero(const Hero &h) {
  30         if (heroes.size() >= heroesLayout->NumPositions()) {
  31                 throw std::overflow_error("too many heroes for layout");
  32         }
  33         heroes.push_back(h);
  34 }
  35
  36
  37 void BattleState::Resize(int w, int h) {
  38
  39 }
  40
  41
  42 void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
  43         monstersLayout->CalculatePositions(background->w, background->h, monsterPositions);
  44         heroesLayout->CalculatePositions(background->w, background->h, heroesPositions);
  45 }
  46
  47 void BattleState::ExitState() {
  48
  49 }
  50
  51
  52 void BattleState::HandleEvent(const SDL_Event &) {
  53
  54 }
  55
  56 void BattleState::UpdateWorld(float deltaT) {
  57
  58 }
  59
  60 void BattleState::Render(SDL_Surface *screen) {
  61         // black for now
  62         SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
  63         SDL_Rect destRect;
  64         destRect.x = (screen->w - background->w) / 2;
  65         destRect.y = (screen->h - background->h) / 2;
  66         destRect.w = background->w;
  67         destRect.h = background->h;
  68
  69         // TODO: center background if screen bigger
  70         SDL_BlitSurface(background, 0, screen, &destRect);
  71
  72         for (vector<Monster>::size_type i(0), end(monsters.size()); i < end; ++i) {
  73                 monsters[i].Sprite()->DrawCenterBottom(screen, Point<int>(monsterPositions[i].X() + destRect.x, monsterPositions[i].Y() + destRect.y));
  74         }
  75
  76         for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
  77                 heroes[i].Sprite()->DrawCenterBottom(screen, Point<int>(heroesPositions[i].X() + destRect.x, heroesPositions[i].Y() + destRect.y));
  78         }
  79 }
  80
  81 }