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 "states/SelectMoveAction.h"
  12 #include "../app/Application.h"
  13 #include "../app/Input.h"
  14 #include "../geometry/operators.h"
  15 #include "../graphics/Sprite.h"
  16
  17 #include <stdexcept>
  18
  19 using app::Application;
  20 using app::Input;
  21 using geometry::Point;
  22 using geometry::Vector;
  23
  24 using std::vector;
  25
  26 namespace battle {
  27
  28 void BattleState::AddMonster(const Monster &m) {
  29         if (monsters.size() >= monstersLayout->NumPositions()) {
  30                 throw std::overflow_error("too many monsters for layout");
  31         }
  32         monsters.push_back(m);
  33 }
  34
  35 void BattleState::AddHero(const Hero &h) {
  36         if (heroes.size() >= heroesLayout->NumPositions()) {
  37                 throw std::overflow_error("too many heroes for layout");
  38         }
  39         heroes.push_back(h);
  40 }
  41
  42
  43 void BattleState::Resize(int w, int h) {
  44
  45 }
  46
  47
  48 void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
  49         monstersLayout->CalculatePositions(background->w, background->h, monsterPositions);
  50         heroesLayout->CalculatePositions(background->w, background->h, heroesPositions);
  51         attackChoices.resize(heroes.size());
  52         for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
  53                 heroTags.push_back(HeroTag(&heroes[i], &attackChoices[i], heroTagFrame, activeHeroTagFrame, healthGauge, manaGauge, ikariGauge, heroTagSprites, heroTagFont, HeroTag::Alignment((i + 1) % 2)));
  54         }
  55 }
  56
  57 void BattleState::ExitState(Application &ctrl, SDL_Surface *screen) {
  58
  59 }
  60
  61 void BattleState::ResumeState(Application &ctrl, SDL_Surface *screen) {
  62         // TODO: check for victory, defeat or run
  63         // reset attack choices
  64         activeHero = -1;
  65         attackChoices.clear();
  66         attackChoices.resize(heroes.size());
  67         ctrl.PushState(new SelectMoveAction(this));
  68 }
  69
  70 void BattleState::PauseState(Application &ctrl, SDL_Surface *screen) {
  71
  72 }
  73
  74
  75 void BattleState::HandleInput(const Input &input) {
  76
  77 }
  78
  79 void BattleState::UpdateWorld(float deltaT) {
  80
  81 }
  82
  83 void BattleState::Render(SDL_Surface *screen) {
  84         Vector<int> offset(CalculateScreenOffset(screen));
  85
  86         RenderBackground(screen, offset);
  87         RenderMonsters(screen, offset);
  88 //      RenderHeroes(screen, offset);
  89         RenderHeroTags(screen, offset);
  90 }
  91
  92 void BattleState::RenderBackground(SDL_Surface *screen, const Vector<int> &offset) {
  93         // black for now
  94         SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
  95         SDL_Rect destRect;
  96         destRect.x = offset.X();
  97         destRect.y = offset.Y();
  98         destRect.w = background->w;
  99         destRect.h = background->h;
 100         SDL_BlitSurface(background, 0, screen, &destRect);
 101 }
 102
 103 void BattleState::RenderMonsters(SDL_Surface *screen, const Vector<int> &offset) {
 104         for (vector<Monster>::size_type i(0), end(monsters.size()); i < end; ++i) {
 105                 monsters[i].Sprite()->DrawCenterBottom(screen, monsterPositions[i] + offset);
 106         }
 107 }
 108
 109 void BattleState::RenderHeroes(SDL_Surface *screen, const Vector<int> &offset) {
 110         for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
 111                 heroes[i].Sprite()->DrawCenterBottom(screen, heroesPositions[i] + offset);
 112         }
 113 }
 114
 115 void BattleState::RenderHeroTags(SDL_Surface *screen, const Vector<int> &offset) {
 116         int tagHeight(attackTypeMenu.Height());
 117         int tagWidth(attackTypeMenu.Width() * 2 + attackTypeMenu.Width() / 2);
 118         int xOffset((BackgroundWidth() - 2 * tagWidth) / 2);
 119
 120         Point<int> tagPosition[4];
 121         tagPosition[0] = Point<int>(xOffset, BackgroundHeight() - 2 * tagHeight);
 122         tagPosition[1] = Point<int>(xOffset + tagWidth, BackgroundHeight() - 2 * tagHeight);
 123         tagPosition[2] = Point<int>(xOffset, BackgroundHeight() - tagHeight);
 124         tagPosition[3] = Point<int>(xOffset + tagWidth, BackgroundHeight() - tagHeight);
 125
 126         for (vector<HeroTag>::size_type i(0), end(heroTags.size()); i < end; ++i) {
 127                 heroTags[i].Render(screen, tagWidth, tagHeight, tagPosition[i] + offset, (int)i == activeHero);
 128         }
 129 }
 130
 131 }