src/battle/BattleState.cpp

   1 /*
   2  * BattleState.cpp
   3  *
   4  *  Created on: Aug 5, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "BattleState.h"
   9
  10 #include "PartyLayout.h"
  11 #include "../graphics/Sprite.h"
  12
  13 #include <iostream>
  14 #include <stdexcept>
  15
  16 using app::Application;
  17 using geometry::Point;
  18
  19 using std::vector;
  20
  21 namespace battle {
  22
  23 void BattleState::AddMonster(const Monster &m) {
  24         if (monsters.size() >= monstersLayout->NumPositions()) {
  25                 throw std::overflow_error("too many monsters for layout");
  26         }
  27         monsters.push_back(m);
  28 }
  29
  30
  31 void BattleState::Resize(int w, int h) {
  32         width = w;
  33         height = h;
  34 }
  35
  36
  37 void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
  38         monstersLayout->CalculatePositions(background->w, background->h, monsterPositions);
  39         width = screen->w;
  40         height = screen->h;
  41 }
  42
  43 void BattleState::ExitState() {
  44
  45 }
  46
  47
  48 void BattleState::HandleEvent(const SDL_Event &) {
  49
  50 }
  51
  52 void BattleState::UpdateWorld(float deltaT) {
  53
  54 }
  55
  56 void BattleState::Render(SDL_Surface *screen) {
  57         // black for now
  58         SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
  59         SDL_Rect destRect;
  60         destRect.x = (width - background->w) / 2;
  61         destRect.y = (height - background->h) / 2;
  62         destRect.w = background->w;
  63         destRect.h = background->h;
  64
  65         std::cout << "screen: " << screen->w << "x" << screen->h << std::endl;
  66         std::cout << "drawing to " << destRect.w << "x" << destRect.h << "+" << destRect.x << "+" << destRect.y << std::endl;
  67
  68         // TODO: center background if screen bigger
  69         SDL_BlitSurface(background, 0, screen, &destRect);
  70
  71         for (vector<Monster>::size_type i(0), end(monsters.size()); i < end; ++i) {
  72                 monsters[i].Sprite()->DrawCenterBottom(screen, Point<int>(monsterPositions[i].X() + destRect.x, monsterPositions[i].Y() + destRect.y));
  73         }
  74 }
  75
  76 }