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 "../../app/Application.h"
  14 #include "../../app/Input.h"
  15 #include "../../common/Ikari.h"
  16 #include "../../common/Item.h"
  17 #include "../../common/Spell.h"
  18 #include "../../graphics/Animation.h"
  19 #include "../../graphics/Font.h"
  20 #include "../../graphics/Frame.h"
  21
  22 #include <cstring>
  23
  24 using app::Application;
  25 using app::Input;
  26 using geometry::Vector;
  27 using graphics::AnimationRunner;
  28 using std::vector;
  29
  30 namespace battle {
  31
  32 void PerformAttacks::EnterState(Application &c, SDL_Surface *screen) {
  33         ctrl = &c;
  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::ExitState(Application &c, SDL_Surface *screen) {
  40         battle->ClearAllAttacks();
  41         ctrl = 0;
  42 }
  43
  44 void PerformAttacks::ResumeState(Application &ctrl, SDL_Surface *screen) {
  45
  46 }
  47
  48 void PerformAttacks::PauseState(Application &ctrl, SDL_Surface *screen) {
  49
  50 }
  51
  52
  53 void PerformAttacks::Resize(int width, int height) {
  54
  55 }
  56
  57
  58 void PerformAttacks::HandleEvents(const Input &input) {
  59         CheckAnimations();
  60         if (HasAnimationsRunning()) return;
  61         ResetAnimation();
  62         battle->ApplyDamage();
  63         battle->NextAttack();
  64         if (battle->AttacksFinished()) {
  65                 ctrl->PopState();
  66                 return;
  67         }
  68
  69         battle->CalculateDamage();
  70
  71         if (battle->CurrentAttack().isMonster) {
  72                 Monster &monster(battle->MonsterAt(battle->CurrentAttack().index));
  73                 titleBarText = monster.Name();
  74                 targetAnimation = AnimationRunner(monster.MeleeAnimation());
  75                 moveAnimation = AnimationRunner(monster.AttackAnimation());
  76                 monster.SetAnimation(moveAnimation);
  77                 AddNumberAnimations(battle->MonsterAt(battle->CurrentAttack().index).GetAttackChoice().Selection());
  78         } else {
  79                 Hero &hero(battle->HeroAt(battle->CurrentAttack().index));
  80                 const AttackChoice &ac(battle->HeroAt(battle->CurrentAttack().index).GetAttackChoice());
  81
  82                 switch (ac.GetType()) {
  83                         case AttackChoice::SWORD:
  84                                 if (hero.HasWeapon()) {
  85                                         titleBarText = hero.Weapon()->Name();
  86                                         targetAnimation = AnimationRunner(hero.Weapon()->AttackAnimation());
  87                                 } else {
  88                                         titleBarText = "Melee attack!";
  89                                         targetAnimation = AnimationRunner(hero.MeleeAnimation());
  90                                 }
  91                                 moveAnimation = AnimationRunner(hero.AttackAnimation());
  92                                 AddNumberAnimations(ac.Selection());
  93                                 break;
  94                         case AttackChoice::MAGIC:
  95                                 titleBarText = ac.GetSpell()->Name();
  96                                 moveAnimation = AnimationRunner(hero.SpellAnimation());
  97                                 break;
  98                         case AttackChoice::DEFEND:
  99                                 titleBarText = "Defends.";
 100                                 moveAnimation.Clear();
 101                                 break;
 102                         case AttackChoice::IKARI:
 103                                 if (ac.GetItem()->HasIkari()) {
 104                                         titleBarText = ac.GetItem()->GetIkari()->Name();
 105                                         if (ac.GetItem()->GetIkari()->IsMagical()) {
 106                                                 moveAnimation = AnimationRunner(hero.SpellAnimation());
 107                                         } else {
 108                                                 moveAnimation = AnimationRunner(hero.AttackAnimation());
 109                                         }
 110                                 }
 111                                 break;
 112                         case AttackChoice::ITEM:
 113                                 titleBarText = ac.GetItem()->Name();
 114                                 moveAnimation.Clear();
 115                                 break;
 116                         case AttackChoice::UNDECIDED:
 117                                 titleBarText = "UNDECIDED";
 118                                 moveAnimation.Clear();
 119                                 break;
 120                 }
 121         }
 122
 123         if (titleBarText) titleBarTimer = GraphicsTimers().StartCountdown(850);
 124         if (moveAnimation.Valid()) {
 125                 moveAnimation.Start(*this);
 126                 if (battle->CurrentAttack().isMonster) {
 127                         battle->MonsterAt(battle->CurrentAttack().index).SetAnimation(moveAnimation);
 128                 } else {
 129                         battle->HeroAt(battle->CurrentAttack().index).SetAnimation(moveAnimation);
 130                 }
 131         }
 132         if (targetAnimation.Valid()) {
 133                 targetAnimationTimer = GraphicsTimers().StartCountdown(150);
 134         } else {
 135                 targetAnimationTimer.Clear();
 136         }
 137 }
 138
 139 void PerformAttacks::AddNumberAnimations(const TargetSelection &ts) {
 140         if (ts.TargetsMonsters()) {
 141                 for (int i(0); i < battle->MaxMonsters(); ++i) {
 142                         if (ts.IsBad(i)) {
 143                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().bigNumberSprite));
 144                                 numberPosition.push_back(
 145                                                 battle->MonsterAt(i).Position());
 146                         } else if (ts.IsGood(i)) {
 147                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().greenNumberSprite));
 148                                 numberPosition.push_back(
 149                                                 battle->MonsterAt(i).Position());
 150                         }
 151                 }
 152         } else {
 153                 for (int i(0); i < battle->NumHeroes(); ++i) {
 154                         if (ts.IsBad(i)) {
 155                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().bigNumberSprite));
 156                                 numberPosition.push_back(
 157                                                 battle->HeroAt(i).Position());
 158                         } else if (ts.IsGood(i)) {
 159                                 numberAnimation.push_back(NumberAnimation(ts.GetAmount(i), battle->Res().numberAnimationPrototype, battle->Res().greenNumberSprite));
 160                                 numberPosition.push_back(
 161                                                 battle->HeroAt(i).Position());
 162                         }
 163                 }
 164         }
 165 }
 166
 167 void PerformAttacks::CheckAnimations() {
 168         if (targetAnimation.Valid() && targetAnimationTimer.JustHit()) {
 169                 targetAnimation.Start(*this);
 170         }
 171         if (moveAnimation.Valid() && !moveAnimation.Finished()) return;
 172         if (targetAnimation.Valid() && !targetAnimation.Finished()) return;
 173         if (moveAnimation.Valid() || targetAnimation.Valid()) {
 174                 moveAnimation.Clear();
 175                 targetAnimation.Clear();
 176                 for (vector<NumberAnimation>::iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 177                         i->Start(*this);
 178                 }
 179         } else {
 180                 for (vector<NumberAnimation>::iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 181                         i->CheckTimers(*this);
 182                 }
 183         }
 184 }
 185
 186 bool PerformAttacks::HasAnimationsRunning() const {
 187         if (titleBarTimer.Running()) return true;
 188         if (moveAnimation.Valid() && moveAnimation.Running()) return true;
 189         if (targetAnimation.Valid() && targetAnimation.Running()) return true;
 190         for (vector<NumberAnimation>::const_iterator i(numberAnimation.begin()), end(numberAnimation.end()); i != end; ++i) {
 191                 if (i->Running()) return true;
 192         }
 193         return false;
 194 }
 195
 196 void PerformAttacks::ResetAnimation() {
 197         if (moveAnimation.Valid()) {
 198                 moveAnimation.Clear();
 199                 if (!battle->CurrentAttack().isMonster) {
 200                         battle->HeroAt(battle->CurrentAttack().index).GetAnimation().Clear();
 201                 }
 202         }
 203         if (targetAnimation.Valid()) {
 204                 targetAnimation.Clear();
 205         }
 206         titleBarTimer.Clear();
 207         numberAnimation.clear();
 208         numberPosition.clear();
 209 }
 210
 211
 212 void PerformAttacks::UpdateWorld(float deltaT) {
 213
 214 }
 215
 216 void PerformAttacks::Render(SDL_Surface *screen) {
 217         Vector<int> offset(battle->CalculateScreenOffset(screen));
 218         battle->RenderBackground(screen, offset);
 219         battle->RenderMonsters(screen, offset);
 220         battle->RenderHeroes(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, Vector<int>(offset.X(), offset.Y()), 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 }