src/battle/states/SelectTarget.cpp

   1 #include "SelectTarget.h"
   2
   3 #include "SelectAttackType.h"
   4 #include "../BattleState.h"
   5 #include "../../app/Application.h"
   6 #include "../../app/Input.h"
   7 #include "../../math/Vector.h"
   8
   9 using app::Application;
  10 using app::Input;
  11 using math::Vector;
  12 using std::vector;
  13
  14 namespace battle {
  15
  16 void SelectTarget::OnEnterState(SDL_Surface *screen) {
  17         OnResize(screen->w, screen->h);
  18 }
  19
  20 void SelectTarget::OnExitState(SDL_Surface *screen) {
  21
  22 }
  23
  24 void SelectTarget::OnResumeState(SDL_Surface *screen) {
  25
  26 }
  27
  28 void SelectTarget::OnPauseState(SDL_Surface *screen) {
  29
  30 }
  31
  32
  33 void SelectTarget::OnResize(int width, int height) {
  34         Vector<int> offset(battle->ScreenOffset());
  35         cursorOffset = Vector<int>(cursorIcon->Width() / -2, cursorIcon->Height()) + offset;
  36         // offset the indicator by 1/8th to the right and top
  37         indicatorOffset = cursorOffset + Vector<int>(cursorIcon->Width() / 8, cursorIcon->Height() / -8);
  38
  39         monsterPositions.clear();
  40         monsterPositions.reserve(battle->MaxMonsters());
  41         for (int i(0), end(battle->MaxMonsters()); i < end; ++i) {
  42                 monsterPositions.push_back(battle->MonsterAt(i).Position());
  43         }
  44
  45         heroPositions.clear();
  46         heroPositions.reserve(battle->NumHeroes());
  47         for (int i(0), end(battle->NumHeroes()); i < end; ++i) {
  48                 heroPositions.push_back(battle->HeroTagPositionAt(i) + battle->HeroTagAt(i).HeroOffset());
  49         }
  50 }
  51
  52
  53 void SelectTarget::HandleEvents(const Input &input) {
  54         if (input.JustPressed(Input::ACTION_A)) {
  55                 if (selection->CurrentIsSelected()) {
  56                         Ctrl().PopState(); // return control to parent
  57                 } else {
  58                         selection->Select();
  59                         if (selection->SelectSingle()) {
  60                                 Ctrl().PopState(); // return control to parent
  61                         }
  62                 }
  63         }
  64         if (input.JustPressed(Input::ACTION_B)) {
  65                 if (selection->CurrentIsSelected()) {
  66                         selection->Unselect();
  67                 } else {
  68                         selection->UnselectAll();
  69                         Ctrl().PopState(); // return control to parent
  70                 }
  71         }
  72
  73         if (input.JustPressed(Input::PAD_UP)) {
  74                 selection->MoveUp();
  75         }
  76         if (input.JustPressed(Input::PAD_RIGHT)) {
  77                 selection->MoveRight();
  78         }
  79         if (input.JustPressed(Input::PAD_DOWN)) {
  80                 selection->MoveDown();
  81         }
  82         if (input.JustPressed(Input::PAD_LEFT)) {
  83                 selection->MoveLeft();
  84         }
  85 }
  86
  87 void SelectTarget::UpdateWorld(Uint32 deltaT) {
  88
  89 }
  90
  91 void SelectTarget::Render(SDL_Surface *screen) {
  92         parent->Render(screen);
  93         RenderCursors(screen);
  94 }
  95
  96 void SelectTarget::RenderCursors(SDL_Surface *screen) {
  97         vector<Vector<int> > &positions = selection->TargetsMonsters()
  98                         ? monsterPositions
  99                         : heroPositions;
 100
 101         if (flipFlop) {
 102                 for (vector<Vector<int> >::size_type i(0), end(positions.size());
 103                                 i != end; ++i) {
 104                         if (selection->IsSelected(i)) {
 105                                 cursorIcon->DrawTopRight(screen, positions[i] + indicatorOffset);
 106                         }
 107                 }
 108         }
 109         flipFlop = !flipFlop;
 110         cursorIcon->DrawTopRight(screen, positions[selection->Current()] + cursorOffset);
 111 }
 112
 113 }