X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fmap%2FMapState.cpp;h=773190e88952b604511fb4a249f94d751035c4a2;hb=0ad5ca97b5df217329bc319d62564a9f46ba11d7;hp=101d2c3a14780bbd462723be95e777841e701b00;hpb=817aaf3ab0a935280f7366bccf963cb911d2fa31;p=l2e.git

diff --git a/src/map/MapState.cpp b/src/map/MapState.cpp
index 101d2c3..773190e 100644
--- a/src/map/MapState.cpp
+++ b/src/map/MapState.cpp
@@ -9,30 +9,46 @@
 
 #include "Map.h"
 #include "Tile.h"
+#include "TransitionState.h"
+#include "Trigger.h"
 #include "../app/Application.h"
 #include "../app/Input.h"
+#include "../battle/BattleState.h"
+#include "../common/GameConfig.h"
+#include "../common/GameState.h"
+#include "../graphics/ColorFade.h"
 
 #include <algorithm>
 
 using app::Application;
 using app::Input;
+using battle::BattleState;
+using common::GameConfig;
 using geometry::Vector;
+using graphics::ColorFade;
 
 namespace map {
 
-MapState::MapState(const Map *map)
-: map(map)
+MapState::MapState(GameConfig *g, Map *map)
+: game(g)
+, ctrl(0)
+, map(map)
 , controlled(0)
 , tempTarget(20, 20)
 , camera(100, 100, &tempTarget)
 , walkingSpeed(64)
-, nextDirection(-1) {
+, nextDirection(-1)
+, afterLock(false)
+, skipLock(false)
+, debug(false) {
 
 }
 
 
-void MapState::EnterState(Application &ctrl, SDL_Surface *screen) {
+void MapState::EnterState(Application &c, SDL_Surface *screen) {
+	ctrl = &c;
 	camera.Resize(screen->w, screen->h);
+	LoadMap(map);
 }
 
 void MapState::ExitState(Application &ctrl, SDL_Surface *screen) {
@@ -66,50 +82,288 @@ void MapState::HandleEvents(const Input &input) {
 	} else {
 		nextDirection = -1;
 	}
+
+	if (input.JustPressed(Input::DEBUG_1)) {
+		debug = !debug;
+	}
 }
 
 void MapState::UpdateWorld(float deltaT) {
-	if (controlled && controlled->TileLock(map->Tileset()->Width(), map->Tileset()->Height())) {
-		// TODO: call step hooks here
-		// TODO: break/merge time deltas into distinct pixel movements for better step accuracy
-		if (nextDirection >= 0) {
-			controlled->SetOrientation(Entity::Orientation(nextDirection));
-			const Tile &tile(map->TileAt(controlled->Position()));
-			bool blocked(false);
-			switch (controlled->GetOrientation()) {
-				case Entity::ORIENTATION_NORTH:
-					blocked = tile.BlocksNorth();
-					break;
-				case Entity::ORIENTATION_EAST:
-					blocked = tile.BlocksEast();
-					break;
-				case Entity::ORIENTATION_SOUTH:
-					blocked = tile.BlocksSouth();
-					break;
-				case Entity::ORIENTATION_WEST:
-					blocked = tile.BlocksWest();
-					break;
+	if (controlled && controlled->TileLock(map->Tileset()->Size())) {
+		OnTileLock();
+	}
+	for (std::vector<Entity *>::iterator i(entities.begin()), end(entities.end()); i != end; ++i) {
+		(*i)->Update(deltaT);
+	}
+}
+
+void MapState::OnTileLock() {
+	if (moveTimer.Running() && !moveTimer.JustHit()) return;
+
+	Vector<int> nowLock(controlled->Position());
+	bool event(false);
+	if (nowLock != lastLock) {
+		event = OnGridLock();
+		afterLock = true;
+		moveTimer.Clear();
+	} else if (moveTimer.JustHit()) {
+		event = OnGridLock();
+		afterLock = true;
+	}
+
+	if (event) {
+		return;
+	}
+
+	if (nextDirection >= 0) {
+		bool blocked(CheckBlocking());
+		if (afterLock) {
+			OnMove(!blocked);
+			afterLock = false;
+		}
+		controlled->SetOrientation(Entity::Orientation(nextDirection));
+		if (!blocked) {
+			controlled->SetSpeed(walkingSpeed);
+			moveTimer.Clear();
+		} else {
+			controlled->SetSpeed(0.0f);
+			StopFollowers(*controlled);
+			if (!moveTimer.Running()) {
+				int tileSize((controlled->GetOrientation() % 2) ? map->Tileset()->Width() : map->Tileset()->Height());
+				moveTimer = PhysicsTimers().StartInterval(tileSize/walkingSpeed);
+			}
+		}
+		if (!controlled->AnimationRunning()) {
+			controlled->StartAnimation(*this);
+		}
+	} else {
+		controlled->SetSpeed(0.0f);
+		StopFollowers(*controlled);
+		controlled->StopAnimation();
+		moveTimer.Clear();
+	}
+
+	lastLock = nowLock;
+}
+
+bool MapState::CheckBlocking() const {
+	const Tile *tile(map->TileAt(controlled->Position()));
+	if (!tile) {
+		return false;
+	}
+	Vector<int> nextPosition;
+	switch (nextDirection) {
+		case Entity::ORIENTATION_NORTH:
+			if (tile->BlocksNorth()) {
+				return true;
+			} else {
+				nextPosition = Vector<int>(
+						controlled->Position().X(),
+						controlled->Position().Y() - map->Tileset()->Height());
 			}
-			if (!blocked) {
-				controlled->SetSpeed(walkingSpeed);
+			break;
+		case Entity::ORIENTATION_EAST:
+			if (tile->BlocksEast()) {
+				return true;
 			} else {
-				controlled->SetSpeed(0.0f);
+				nextPosition = Vector<int>(
+						controlled->Position().X() + map->Tileset()->Width(),
+						controlled->Position().Y());
 			}
-		} else {
-			controlled->SetSpeed(0.0f);
+			break;
+		case Entity::ORIENTATION_SOUTH:
+			if (tile->BlocksSouth()) {
+				return true;
+			} else {
+				nextPosition = Vector<int>(
+						controlled->Position().X(),
+						controlled->Position().Y() + map->Tileset()->Height());
+			}
+			break;
+		case Entity::ORIENTATION_WEST:
+			if (tile->BlocksWest()) {
+				return true;
+			} else {
+				nextPosition = Vector<int>(
+						controlled->Position().X() - map->Tileset()->Width(),
+						controlled->Position().Y());
+			}
+			break;
+		default:
+			return false;
+	}
+	Vector<int> nextTileCoords(map->TileCoordinates(nextPosition));
+	for (std::vector<Entity *>::const_iterator i(entities.begin()), end(entities.end()); i != end; ++i) {
+		const Entity &e(**i);
+		if (map->TileCoordinates(e.Position()) == nextTileCoords && e.Blocking()) {
+			return true;
 		}
 	}
+	return false;
+}
+
+bool MapState::OnGridLock() {
+	if (skipLock) {
+		skipLock = false;
+		return false;
+	} else {
+		LockEntities();
+		return CheckMonster() || CheckTrigger();
+	}
+}
+
+void MapState::LockEntities() {
 	for (std::vector<Entity *>::iterator i(entities.begin()), end(entities.end()); i != end; ++i) {
-		(*i)->Update(deltaT);
+		if (*i == controlled) {
+			// don't lock player
+			continue;
+		}
+		(*i)->Position().Lock(map->Tileset()->Size());
+	}
+}
+
+bool MapState::CheckMonster() {
+	Vector<int> coords(map->TileCoordinates(controlled->Position()));
+	Vector<int> neighbor[4];
+	neighbor[0] = Vector<int>(coords.X(), coords.Y() - 1); // N
+	neighbor[1] = Vector<int>(coords.X() + 1, coords.Y()); // E
+	neighbor[2] = Vector<int>(coords.X(), coords.Y() + 1); // S
+	neighbor[3] = Vector<int>(coords.X() - 1, coords.Y()); // W
+
+	for (int i(0); i < 4; ++i) {
+		for (std::vector<Entity *>::iterator e(entities.begin()), end(entities.end()); e != end; ++e) {
+			if ((*e)->Hostile() && map->TileCoordinates((*e)->Position()) == neighbor[i]) {
+				// TODO: check for turn advantage, see #26
+				// TODO: other transition
+				BattleState *battleState(new BattleState(game, map->BattleBackgroundAt((*e)->Position()), (*e)->PartyLayout()));
+				for (int i(0); i < 4; ++i) {
+					if (game->state->party[i]) {
+						battleState->AddHero(*game->state->party[i]);
+					}
+				}
+				for (battle::Monster *monster((*e)->MonstersBegin()); monster != (*e)->MonstersEnd(); ++monster) {
+					battleState->AddMonster(*monster);
+				}
+
+				ColorFade *fadeIn(new ColorFade(this, 0, 500, true));
+				fadeIn->SetLeadInTime(500);
+				ColorFade *fadeOut(new ColorFade(this, 0, 500));
+				fadeOut->SetLeadOutTime(500);
+
+				ctrl->PushState(fadeIn);
+				ctrl->PushState(battleState);
+				ctrl->PushState(fadeOut);
+				// TODO: move entity erase to happen after the transition or battle
+				entities.erase(e);
+				return true;
+				// needed information here:
+				//  - battle background (from tile/area/map)
+				//  - monsters + layout (from entity)
+			}
+		}
+	}
+	return false;
+}
+
+bool MapState::CheckTrigger() {
+	Trigger *trigger(map->TriggerAt(Vector<int>(controlled->Position())));
+	if (trigger) {
+		// TODO: run trigger script
+		if (trigger->map) {
+			ctrl->PushState(new ColorFade(this, 0, 500, true));
+			ctrl->PushState(new TransitionState(this, trigger->map, trigger->target));
+			ColorFade *fadeOut(new ColorFade(this, 0, 500, false));
+			fadeOut->SetLeadOutTime(500);
+			ctrl->PushState(fadeOut);
+			return true;
+		}
+	}
+	return false;
+}
+
+void MapState::OnMove(bool realMove) {
+	// TODO: evaluate monster movements
+	if (realMove) {
+		UpdateFollower(*controlled);
+	} else {
+		StopFollowers(*controlled);
 	}
 }
 
+void MapState::UpdateFollower(Entity &e) {
+	if (!e.Follower()) return;
+
+	Entity &f(*e.Follower());
+	UpdateFollower(f);
+
+	Vector<int> coords(map->TileCoordinates(e.Position()));
+	Vector<int> fCoords(map->TileCoordinates(f.Position()));
+	Vector<int> direction(coords - fCoords);
+
+	if (direction.Y() < 0) {
+		f.SetOrientation(Entity::ORIENTATION_NORTH);
+		f.SetSpeed(walkingSpeed);
+		f.StartAnimation(*this);
+	} else if (direction.X() > 0) {
+		f.SetOrientation(Entity::ORIENTATION_EAST);
+		f.SetSpeed(walkingSpeed);
+		f.StartAnimation(*this);
+	} else if (direction.Y() > 0) {
+		f.SetOrientation(Entity::ORIENTATION_SOUTH);
+		f.SetSpeed(walkingSpeed);
+		f.StartAnimation(*this);
+	} else if (direction.X() < 0) {
+		f.SetOrientation(Entity::ORIENTATION_WEST);
+		f.SetSpeed(walkingSpeed);
+		f.StartAnimation(*this);
+	} else {
+		f.SetSpeed(0.0f);
+		f.StopAnimation();
+	}
+}
+
+void MapState::StopFollowers(Entity &e) {
+	for (Entity *f(e.Follower()); f; f = f->Follower()) {
+		f->SetSpeed(0.0f);
+		f->StopAnimation();
+	}
+}
+
+
+void MapState::Transition(Map *newMap, const Vector<int> &coordinates) {
+	UnloadMap();
+	Vector<int> position(coordinates * map->Tileset()->Size());
+	for (Entity *e(controlled); e; e = e->Follower()) {
+		e->Position() = position;
+		e->SetOrientation(controlled->GetOrientation());
+	}
+	LoadMap(newMap);
+	skipLock = true;
+}
+
+void MapState::UnloadMap() {
+	entities.clear();
+}
+
+void MapState::LoadMap(Map *m) {
+	map = m;
+	entities.insert(entities.end(), m->EntitiesBegin(), m->EntitiesEnd());
+	for (Entity *e(controlled); e; e = e->Follower()) {
+		entities.push_back(e);
+	}
+}
+
+
 void MapState::Render(SDL_Surface *screen) {
 	SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
 
 	Vector<int> offset(camera.CalculateOffset());
 	map->Render(screen, offset);
 
+	if (debug) {
+		map->RenderDebug(screen, offset);
+	}
+
 	std::sort(entities.begin(), entities.end(), ZCompare);
 	for (std::vector<Entity *>::iterator i(entities.begin()), end(entities.end()); i != end; ++i) {
 		(*i)->Render(screen, offset);