src/battle/states/SelectTarget.cpp

   1 /*
   2  * SelectTarget.cpp
   3  *
   4  *  Created on: Aug 9, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "SelectTarget.h"
   9
  10 #include "SelectAttackType.h"
  11 #include "../BattleState.h"
  12 #include "../../app/Application.h"
  13 #include "../../app/Input.h"
  14 #include "../../math/Vector.h"
  15
  16 using app::Application;
  17 using app::Input;
  18 using math::Vector;
  19 using std::vector;
  20
  21 namespace battle {
  22
  23 void SelectTarget::OnEnterState(SDL_Surface *screen) {
  24
  25 }
  26
  27 void SelectTarget::OnExitState(SDL_Surface *screen) {
  28
  29 }
  30
  31 void SelectTarget::OnResumeState(SDL_Surface *screen) {
  32
  33 }
  34
  35 void SelectTarget::OnPauseState(SDL_Surface *screen) {
  36
  37 }
  38
  39
  40 void SelectTarget::OnResize(int width, int height) {
  41
  42 }
  43
  44
  45 void SelectTarget::HandleEvents(const Input &input) {
  46         if (input.JustPressed(Input::ACTION_A)) {
  47                 if (selection->CurrentIsSelected()) {
  48                         Ctrl().PopState(); // return control to parent
  49                 } else {
  50                         selection->Select();
  51                         if (selection->SelectSingle()) {
  52                                 Ctrl().PopState(); // return control to parent
  53                         }
  54                 }
  55         }
  56         if (input.JustPressed(Input::ACTION_B)) {
  57                 if (selection->CurrentIsSelected()) {
  58                         selection->Unselect();
  59                 } else {
  60                         selection->UnselectAll();
  61                         Ctrl().PopState(); // return control to parent
  62                 }
  63         }
  64
  65         if (input.JustPressed(Input::PAD_UP)) {
  66                 selection->MoveUp();
  67         }
  68         if (input.JustPressed(Input::PAD_RIGHT)) {
  69                 selection->MoveRight();
  70         }
  71         if (input.JustPressed(Input::PAD_DOWN)) {
  72                 selection->MoveDown();
  73         }
  74         if (input.JustPressed(Input::PAD_LEFT)) {
  75                 selection->MoveLeft();
  76         }
  77 }
  78
  79 void SelectTarget::UpdateWorld(Uint32 deltaT) {
  80
  81 }
  82
  83 void SelectTarget::Render(SDL_Surface *screen) {
  84         Vector<int> offset(battle->CalculateScreenOffset(screen));
  85         parent->Render(screen);
  86         RenderCursors(screen, offset);
  87 }
  88
  89 void SelectTarget::RenderCursors(SDL_Surface *screen, const math::Vector<int> &offset) {
  90         Vector<int> cursorOffset(cursorIcon->Width() / -2, cursorIcon->Height());
  91         // offset the indicator by 1/8th to the right and top
  92         Vector<int> indicatorOffset(cursorOffset + Vector<int>(cursorIcon->Width() / 8, cursorIcon->Height() / -8));
  93         vector<Vector<int> > positions;
  94         if (selection->TargetsMonsters()) {
  95                 for (int i(0), end(battle->MaxMonsters()); i < end; ++i) {
  96                         positions.push_back(battle->MonsterAt(i).Position());
  97                 }
  98         } else {
  99                 for (int i(0), end(battle->NumHeroes()); i < end; ++i) {
 100                         positions.push_back(battle->HeroTagPositionAt(i) + battle->HeroTagAt(i).HeroOffset());
 101                 }
 102         }
 103         if (flipFlop) {
 104                 for (vector<Vector<int> >::size_type i(0); i < positions.size(); ++i) {
 105                         if (selection->IsSelected(i)) {
 106                                 cursorIcon->DrawTopRight(screen, positions[i] + indicatorOffset + offset);
 107                         }
 108                 }
 109         }
 110         flipFlop = !flipFlop;
 111         cursorIcon->DrawTopRight(screen, positions[selection->Current()] + offset + cursorOffset);
 112 }
 113
 114 }