State.cpp

   1 #include "State.h"
   2
   3 #include <stdexcept>
   4
   5 using std::domain_error;
   6
   7 namespace app {
   8
   9 State::State()
  10 : ctrl(0) {
  11
  12 }
  13
  14 State::~State() {
  15
  16 }
  17
  18
  19 void State::EnterState(Application &c, SDL_Surface *screen) {
  20         ctrl = &c;
  21         OnEnterState(screen);
  22 }
  23
  24 void State::ExitState(Application &c, SDL_Surface *screen) {
  25         OnExitState(screen);
  26         ctrl = 0;
  27 }
  28
  29 void State::ResumeState(SDL_Surface *screen) {
  30         OnResumeState(screen);
  31 }
  32
  33 void State::PauseState(SDL_Surface *screen) {
  34         OnPauseState(screen);
  35 }
  36
  37 void State::Resize(int width, int height) {
  38         OnResize(width, height);
  39 }
  40
  41
  42 Application &State::Ctrl() {
  43         if (ctrl) {
  44                 return *ctrl;
  45         } else {
  46                 throw domain_error("call to app::State::Ctrl() without application context");
  47         }
  48 }
  49
  50 const Application &State::Ctrl() const {
  51         if (ctrl) {
  52                 return *ctrl;
  53         } else {
  54                 throw domain_error("call to app::State::Ctrl() without application context");
  55         }
  56 }
  57
  58 }