src/battle/states/SelectSpell.cpp

   1 /*
   2  * SelectSpell.cpp
   3  *
   4  *  Created on: Aug 8, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "SelectSpell.h"
   9
  10 #include "SelectAttackType.h"
  11 #include "SelectMoveAction.h"
  12 #include "SelectTarget.h"
  13 #include "../BattleState.h"
  14 #include "../../app/Application.h"
  15 #include "../../app/Input.h"
  16 #include "../../common/Spell.h"
  17 #include "../../geometry/operators.h"
  18 #include "../../geometry/Point.h"
  19 #include "../../graphics/Frame.h"
  20
  21 using app::Application;
  22 using app::Input;
  23 using common::Spell;
  24 using geometry::Point;
  25 using geometry::Vector;
  26 using graphics::Frame;
  27
  28 namespace battle {
  29
  30 void SelectSpell::EnterState(Application &c, SDL_Surface *screen) {
  31         ctrl = &c;
  32 }
  33
  34 void SelectSpell::ExitState(Application &c, SDL_Surface *screen) {
  35         ctrl = 0;
  36 }
  37
  38 void SelectSpell::ResumeState(Application &ctrl, SDL_Surface *screen) {
  39         if (battle->ActiveHeroTargets().HasSelected()) {
  40                 ctrl.PopState();
  41         }
  42 }
  43
  44 void SelectSpell::PauseState(Application &ctrl, SDL_Surface *screen) {
  45
  46 }
  47
  48
  49 void SelectSpell::Resize(int width, int height) {
  50
  51 }
  52
  53
  54 void SelectSpell::HandleInput(const Input &input) {
  55         if (input.JustPressed(Input::ACTION_A)) {
  56                 if (battle->GetSpellMenu().SelectedIsEnabled()) {
  57                         const Spell *spell(battle->GetSpellMenu().Selected());
  58                         battle->ActiveHeroTargets().Reset();
  59                         if (spell->GetTargetingMode().TargetsAlly()) {
  60                                 battle->ActiveHeroTargets().SelectHeroes();
  61                         } else {
  62                                 battle->ActiveHeroTargets().SelectEnemies();
  63                         }
  64                         if (spell->GetTargetingMode().TargetsAll()) {
  65                                 battle->SetAttackType(AttackChoice::MAGIC);
  66                                 // TODO: remove item from inventory
  67                                 battle->ActiveHeroAttackChoice().SetSpell(spell);
  68                                 battle->NextHero();
  69                                 ctrl->PopState();
  70                         } else {
  71                                 if (spell->GetTargetingMode().TargetsSingle()) {
  72                                         battle->ActiveHeroTargets().SetSingle();
  73                                 } else {
  74                                         battle->ActiveHeroTargets().SetMultiple();
  75                                 }
  76                                 ctrl->PushState(new SelectTarget(battle, parent, &battle->ActiveHeroTargets(), battle->Res().magicTargetCursor));
  77                         }
  78                 }
  79         }
  80         if (input.JustPressed(Input::ACTION_B)) {
  81                 ctrl->PopState(); // return control to parent
  82         }
  83         if (input.JustPressed(Input::PAD_UP)) {
  84                 battle->GetSpellMenu().PreviousRow();
  85         }
  86         if (input.JustPressed(Input::PAD_RIGHT)) {
  87                 battle->GetSpellMenu().NextItem();
  88         }
  89         if (input.JustPressed(Input::PAD_DOWN)) {
  90                 battle->GetSpellMenu().NextRow();
  91         }
  92         if (input.JustPressed(Input::PAD_LEFT)) {
  93                 battle->GetSpellMenu().PreviousItem();
  94         }
  95 }
  96
  97 void SelectSpell::UpdateWorld(float deltaT) {
  98
  99 }
 100
 101 void SelectSpell::Render(SDL_Surface *screen) {
 102         parent->Render(screen);
 103         Vector<int> offset(battle->CalculateScreenOffset(screen));
 104         RenderFrame(screen, offset);
 105         RenderHeadline(screen, offset);
 106         RenderMenu(screen, offset);
 107 }
 108
 109 void SelectSpell::RenderFrame(SDL_Surface *screen, const Vector<int> &offset) {
 110         const Frame *frame(battle->Res().selectFrame);
 111         Point<int> position(frame->BorderWidth(), frame->BorderHeight());
 112         int width(battle->BackgroundWidth() - 2 * frame->BorderWidth());
 113         int height(battle->Res().normalFont->CharHeight() * 13);
 114         frame->Draw(screen, position + offset, width, height);
 115 }
 116
 117 void SelectSpell::RenderHeadline(SDL_Surface *screen, const Vector<int> &offset) {
 118         const Resources &res(battle->Res());
 119         Point<int> position(
 120                         2 * res.selectFrame->BorderWidth() + res.normalFont->CharWidth(),
 121                         2 * res.selectFrame->BorderHeight());
 122         res.normalFont->DrawString(res.spellMenuHeadline, screen, position + offset);
 123 }
 124
 125 void SelectSpell::RenderMenu(SDL_Surface *screen, const Vector<int> &offset) {
 126         const Resources &res(battle->Res());
 127         Point<int> position(
 128                         2 * res.selectFrame->BorderWidth() + res.normalFont->CharWidth(),
 129                         2 * res.selectFrame->BorderHeight() + 2 * res.normalFont->CharHeight());
 130         battle->GetSpellMenu().Draw(screen, position + offset);
 131 }
 132
 133 }