src/battle/states/SelectItem.cpp

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