X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fbattle%2FBattleState.cpp;h=c31786eed84aca8db1fa258bb43b8fb50738fa48;hb=2955f56fb11fab871a34db5700befe55737d81d7;hp=25fb09c0e59b171100f1de77f0bee853337e0243;hpb=5ef75aee810e5a687fae24e3f95886241e36efda;p=l2e.git

diff --git a/src/battle/BattleState.cpp b/src/battle/BattleState.cpp
index 25fb09c..c31786e 100644
--- a/src/battle/BattleState.cpp
+++ b/src/battle/BattleState.cpp
@@ -7,12 +7,43 @@
 
 #include "BattleState.h"
 
+#include "PartyLayout.h"
+#include "../geometry/operators.h"
+#include "../graphics/Sprite.h"
+
+#include <stdexcept>
+
 using app::Application;
+using geometry::Point;
+using geometry::Vector;
+
+using std::vector;
 
 namespace battle {
 
-void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
+void BattleState::AddMonster(const Monster &m) {
+	if (monsters.size() >= monstersLayout->NumPositions()) {
+		throw std::overflow_error("too many monsters for layout");
+	}
+	monsters.push_back(m);
+}
+
+void BattleState::AddHero(const Hero &h) {
+	if (heroes.size() >= heroesLayout->NumPositions()) {
+		throw std::overflow_error("too many heroes for layout");
+	}
+	heroes.push_back(h);
+}
+
+
+void BattleState::Resize(int w, int h) {
+
+}
+
 
+void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
+	monstersLayout->CalculatePositions(background->w, background->h, monsterPositions);
+	heroesLayout->CalculatePositions(background->w, background->h, heroesPositions);
 }
 
 void BattleState::ExitState() {
@@ -29,8 +60,36 @@ void BattleState::UpdateWorld(float deltaT) {
 }
 
 void BattleState::Render(SDL_Surface *screen) {
-	// TODO: center background if screen bigger
-	SDL_BlitSurface(background, 0, screen, 0);
+	Vector<int> offset(
+			(screen->w - background->w) / 2,
+			(screen->h - background->h) / 2);
+
+	RenderBackground(screen, offset);
+	RenderMonsters(screen, offset);
+	RenderHeroes(screen, offset);
+}
+
+void BattleState::RenderBackground(SDL_Surface *screen, const Vector<int> &offset) {
+	// black for now
+	SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
+	SDL_Rect destRect;
+	destRect.x = offset.X();
+	destRect.y = offset.Y();
+	destRect.w = background->w;
+	destRect.h = background->h;
+	SDL_BlitSurface(background, 0, screen, &destRect);
+}
+
+void BattleState::RenderMonsters(SDL_Surface *screen, const Vector<int> &offset) {
+	for (vector<Monster>::size_type i(0), end(monsters.size()); i < end; ++i) {
+		monsters[i].Sprite()->DrawCenterBottom(screen, monsterPositions[i] + offset);
+	}
+}
+
+void BattleState::RenderHeroes(SDL_Surface *screen, const Vector<int> &offset) {
+	for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
+		heroes[i].Sprite()->DrawCenterBottom(screen, heroesPositions[i] + offset);
+	}
 }
 
 }