src/battle/states/PerformAttacks.cpp

   1 /*
   2  * PerformAttacks.cpp
   3  *
   4  *  Created on: Aug 10, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "PerformAttacks.h"
   9
  10 #include "../BattleState.h"
  11 #include "../Hero.h"
  12 #include "../Monster.h"
  13 #include "../TargetSelection.h"
  14 #include "../../app/Application.h"
  15 #include "../../app/Input.h"
  16 #include "../../common/Ikari.h"
  17 #include "../../common/Item.h"
  18 #include "../../common/Spell.h"
  19 #include "../../graphics/Animation.h"
  20 #include "../../graphics/Font.h"
  21 #include "../../graphics/Frame.h"
  22
  23 #include <cstring>
  24
  25 using app::Application;
  26 using app::Input;
  27 using geometry::Vector;
  28 using graphics::AnimationRunner;
  29 using std::vector;
  30
  31 namespace battle {
  32
  33 void PerformAttacks::OnEnterState(SDL_Surface *screen) {
  34         battle->CalculateAttackOrder();
  35         numberAnimation.reserve(battle->MaxMonsters() > battle->NumHeroes() + 1 ? battle->MaxMonsters() : battle->NumHeroes() + 1);
  36         numberPosition.reserve(numberAnimation.size());
  37 }
  38
  39 void PerformAttacks::OnExitState(SDL_Surface *screen) {
  40         battle->ClearAllAttacks();
  41 }
  42
  43 void PerformAttacks::OnResumeState(SDL_Surface *screen) {
  44
  45 }
  46
  47 void PerformAttacks::OnPauseState(SDL_Surface *screen) {
  48
  49 }
  50
  51
  52 void PerformAttacks::OnResize(int width, int height) {
  53
  54 }
  55
  56
  57 void PerformAttacks::HandleEvents(const Input &input) {
  58         CheckAnimations();
  59         if (HasAnimationsRunning()) return;
  60         ResetAnimation();
  61         battle->ApplyDamage();
  62         battle->NextAttack();
  63         if (battle->AttacksFinished()) {
  64                 Ctrl().PopState();
  65                 return;
  66         }
  67
  68         battle->CalculateDamage();
  69
  70         if (battle->CurrentAttack().isMonster) {
  71                 Monster &monster(battle->MonsterAt(battle->CurrentAttack().index));
  72                 titleBarText = monster.Name();
  73                 targetAnimation = AnimationRunner(monster.MeleeAnimation());
  74                 moveAnimation = AnimationRunner(monster.AttackAnimation());
  75                 monster.SetAnimation(moveAnimation);
  76                 AddNumberAnimations(battle->MonsterAt(battle->CurrentAttack().index).GetAttackChoice().Selection());
  77         } else {
  78                 Hero &hero(battle->HeroAt(battle->CurrentAttack().index));
  79                 const AttackChoice &ac(battle->HeroAt(battle->CurrentAttack().index).GetAttackChoice());
  80
  81                 switch (ac.GetType()) {
  82                         case AttackChoice::SWORD:
  83                                 if (hero.HasWeapon()) {
  84                                         titleBarText = hero.Weapon()->Name();
  85                                         targetAnimation = AnimationRunner(hero.Weapon()->AttackAnimation());
  86                                 } else {
  87                                         titleBarText = "Melee attack!";
  88                                         targetAnimation = AnimationRunner(hero.MeleeAnimation());
  89                                 }
  90                                 moveAnimation = AnimationRunner(hero.AttackAnimation());
  91                                 AddNumberAnimations(ac.Selection());
  92                                 break;
  93                         case AttackChoice::MAGIC:
  94                                 titleBarText = ac.GetSpell()->Name();
  95                                 moveAnimation = AnimationRunner(hero.SpellAnimation());
  96                                 break;
  97                         case AttackChoice::DEFEND:
  98                                 titleBarText = "Defends.";
  99                                 moveAnimation.Clear();
 100                                 break;
 101                         case AttackChoice::IKARI:
 102                                 if (ac.GetItem()->HasIkari()) {
 103                                         titleBarText = ac.GetItem()->GetIkari()->Name();
 104                                         if (ac.GetItem()->GetIkari()->IsMagical()) {
 105                                                 moveAnimation = AnimationRunner(hero.SpellAnimation());
 106                                         } else {
 107                                                 moveAnimation = AnimationRunner(hero.AttackAnimation());
 108                                         }
 109                                 }
 110                                 break;
 111                         case AttackChoice::ITEM:
 112                                 titleBarText = ac.GetItem()->Name();
 113                                 moveAnimation.Clear();
 114                                 break;
 115                         case AttackChoice::UNDECIDED:
 116                                 titleBarText = "UNDECIDED";
 117                                 moveAnimation.Clear();
 118                                 break;
 119                 }
 120         }
 121
 122         if (titleBarText) titleBarTimer = GraphicsTimers().StartCountdown(850);
 123         if (moveAnimation.Valid()) {
 124                 moveAnimation.Start(*this);
 125                 if (battle->CurrentAttack().isMonster) {
 126                         battle->MonsterAt(battle->CurrentAttack().index).SetAnimation(moveAnimation);
 127                 } else {
 128                         battle->HeroAt(battle->CurrentAttack().index).SetAnimation(moveAnimation);
 129                 }
 130         }
 131         if (targetAnimation.Valid()) {
 132                 targetAnimationTimer = GraphicsTimers().StartCountdown(150);
 133         } else {
 134                 targetAnimationTimer.Clear();
 135         }
 136 }
 137
 138 void PerformAttacks::AddNumberAnimations(const TargetSelection &ts) {
 139         if (ts.TargetsMonsters()) {
 140                 for (int i(0); i < battle->MaxMonsters(); ++i) {
 141                         if (ts.IsBad(i)) {
 142                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().bigNumberSprite));
 143                                 numberPosition.push_back(
 144                                                 battle->MonsterAt(i).Position());
 145                         } else if (ts.IsGood(i)) {
 146                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().greenNumberSprite));
 147                                 numberPosition.push_back(
 148                                                 battle->MonsterAt(i).Position());
 149                         }
 150                 }
 151         } else {
 152                 for (int i(0); i < battle->NumHeroes(); ++i) {
 153                         if (ts.IsBad(i)) {
 154                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().bigNumberSprite));
 155                                 numberPosition.push_back(
 156                                                 battle->HeroAt(i).Position());
 157                         } else if (ts.IsGood(i)) {
 158                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().greenNumberSprite));
 159                                 numberPosition.push_back(
 160                                                 battle->HeroAt(i).Position());
 161                         }
 162                 }
 163         }
 164 }
 165
 166 void PerformAttacks::CheckAnimations() {
 167         if (targetAnimation.Valid() && targetAnimationTimer.JustHit()) {
 168                 targetAnimation.Start(*this);
 169         }
 170         if (moveAnimation.Valid() && !moveAnimation.Finished()) return;
 171         if (targetAnimation.Valid() && !targetAnimation.Finished()) return;
 172         if (moveAnimation.Valid() || targetAnimation.Valid()) {
 173                 moveAnimation.Clear();
 174                 targetAnimation.Clear();
 175                 for (vector<NumberAnimation>::iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 176                         i->Start(*this);
 177                 }
 178         } else {
 179                 for (vector<NumberAnimation>::iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 180                         i->CheckTimers(*this);
 181                 }
 182         }
 183 }
 184
 185 bool PerformAttacks::HasAnimationsRunning() const {
 186         if (titleBarTimer.Running()) return true;
 187         if (moveAnimation.Valid() && moveAnimation.Running()) return true;
 188         if (targetAnimation.Valid() && targetAnimation.Running()) return true;
 189         for (vector<NumberAnimation>::const_iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 190                 if (i->Running()) return true;
 191         }
 192         return false;
 193 }
 194
 195 void PerformAttacks::ResetAnimation() {
 196         if (moveAnimation.Valid()) {
 197                 moveAnimation.Clear();
 198                 if (!battle->CurrentAttack().isMonster) {
 199                         battle->HeroAt(battle->CurrentAttack().index).GetAnimation().Clear();
 200                 }
 201         }
 202         if (targetAnimation.Valid()) {
 203                 targetAnimation.Clear();
 204         }
 205         titleBarTimer.Clear();
 206         numberAnimation.clear();
 207         numberPosition.clear();
 208 }
 209
 210
 211 void PerformAttacks::UpdateWorld(float deltaT) {
 212
 213 }
 214
 215 void PerformAttacks::Render(SDL_Surface *screen) {
 216         Vector<int> offset(battle->CalculateScreenOffset(screen));
 217         battle->RenderBackground(screen, offset);
 218         battle->RenderMonsters(screen, offset);
 219         battle->RenderHeroes(screen, offset);
 220         battle->RenderCapsule(screen, offset);
 221         battle->RenderSmallHeroTags(screen, offset);
 222         RenderTitleBar(screen, offset);
 223         RenderNumbers(screen, offset);
 224         RenderTargetAnimation(screen, offset);
 225 }
 226
 227 void PerformAttacks::RenderTitleBar(SDL_Surface *screen, const Vector<int> &offset) const {
 228         if (!titleBarText || !titleBarTimer.Running()) return;
 229
 230         int height(battle->Res().titleFrame->BorderHeight() * 2 + battle->Res().titleFont->CharHeight());
 231         battle->Res().titleFrame->Draw(screen, offset, battle->Width(), height);
 232
 233         Vector<int> textPosition(
 234                         (battle->Width() - (std::strlen(titleBarText) * battle->Res().titleFont->CharWidth())) / 2,
 235                         battle->Res().titleFrame->BorderHeight());
 236         battle->Res().titleFont->DrawString(titleBarText, screen, textPosition + offset);
 237 }
 238
 239 void PerformAttacks::RenderNumbers(SDL_Surface *screen, const Vector<int> &offset) const {
 240         for (vector<NumberAnimation>::size_type i(0), end(numberAnimation.size()); i < end; ++i) {
 241                 if (numberAnimation[i].Running()) {
 242                         Vector<int> align(numberAnimation[i].Width() / -2, numberAnimation[i].Height() * -3 / 4);
 243                         numberAnimation[i].Draw(screen, numberPosition[i] + align + offset);
 244                 }
 245         }
 246 }
 247
 248 void PerformAttacks::RenderTargetAnimation(SDL_Surface *screen, const geometry::Vector<int> &offset) const {
 249         if (!targetAnimation.Valid() || !targetAnimation.Running()) return;
 250         const TargetSelection &ts(battle->CurrentAttackAttackChoice().Selection());
 251         if (ts.TargetsHeroes()) {
 252                 for (vector<Vector<int> >::size_type i(0), end(battle->NumHeroes()); i < end; ++i) {
 253                         if (ts.IsSelected(i)) {
 254                                 targetAnimation.DrawCenter(screen, battle->HeroAt(i).Position() + offset);
 255                         }
 256                 }
 257         } else {
 258                 for (vector<Vector<int> >::size_type i(0), end(battle->MaxMonsters()); i < end; ++i) {
 259                         if (ts.IsSelected(i)) {
 260                                 targetAnimation.DrawCenter(screen, battle->MonsterAt(i).Position() + offset);
 261                         }
 262                 }
 263         }
 264 }
 265
 266 }