From 55fbf1be203282c5005db00e588da20c9addfc1a Mon Sep 17 00:00:00 2001
From: Felix Ableitner <me@nutomic.com>
Date: Fri, 30 Aug 2013 15:33:23 +0200
Subject: [PATCH] Added Ring of Fire gadget.

---
 src/Game.cpp                     |  6 ++--
 src/sprites/Enemy.cpp            | 12 ++++----
 src/sprites/items/RingOfFire.cpp | 48 ++++++++++++++++++++++++++++++++
 src/sprites/items/RingOfFire.h   | 37 ++++++++++++++++++++++++
 4 files changed, 95 insertions(+), 8 deletions(-)
 create mode 100644 src/sprites/items/RingOfFire.cpp
 create mode 100644 src/sprites/items/RingOfFire.h

diff --git a/src/Game.cpp b/src/Game.cpp
index c6f7bdc..1616cfc 100644
--- a/src/Game.cpp
+++ b/src/Game.cpp
@@ -11,7 +11,7 @@
 
 #include "generator/Generator.h"
 #include "sprites/items/Heal.h"
-#include "sprites/items/Shield.h"
+#include "sprites/items/RingOfFire.h"
 #include "sprites/Enemy.h"
 #include "sprites/Player.h"
 #include "util/Loader.h"
@@ -58,8 +58,8 @@ Game::Game(tgui::Window& window) :
 void Game::initPlayer() {
 	mPlayer = std::shared_ptr<Player>(new Player(mWorld, mPathfinder,
 			mGenerator.getPlayerSpawn()));
-	mPlayer->setLeftGadget(std::shared_ptr < Gadget > (new Heal()));
-	mPlayer->setRightGadget(std::shared_ptr < Gadget > (new Shield()));
+	mPlayer->setLeftGadget(std::shared_ptr<Gadget>(new Heal()));
+	mPlayer->setRightGadget(std::shared_ptr<Gadget>(new RingOfFire(mWorld)));
 	mWorld.insertCharacter(mPlayer);
 }
 
diff --git a/src/sprites/Enemy.cpp b/src/sprites/Enemy.cpp
index eac7ca0..2f893e4 100644
--- a/src/sprites/Enemy.cpp
+++ b/src/sprites/Enemy.cpp
@@ -10,6 +10,7 @@
 #include <Thor/Vectors.hpp>
 
 #include "items/Heal.h"
+#include "items/RingOfFire.h"
 #include "items/Shield.h"
 #include "items/Weapon.h"
 #include "../util/Yaml.h"
@@ -36,14 +37,15 @@ Enemy::Enemy(World& world, Pathfinder& pathfinder,
 
 	// Select secondary weapon.
 	switch (std::uniform_int_distribution<int>(0, 1)(generator)) {
-	case 0: setSecondWeapon(Weapon::getWeapon(world, *this, Weapon::WeaponType::PISTOL));
-	case 1: setSecondWeapon(Weapon::getWeapon(world, *this, Weapon::WeaponType::KNIFE));
+	case 0: setSecondWeapon(Weapon::getWeapon(world, *this, Weapon::WeaponType::PISTOL));	break;
+	case 1: setSecondWeapon(Weapon::getWeapon(world, *this, Weapon::WeaponType::KNIFE));	break;
 	}
 
 	// Select gadget.
-	switch (std::uniform_int_distribution<int>(0, 1)(generator)) {
-	case 0: setLeftGadget(std::shared_ptr<Gadget>(new Heal()));
-	case 1: setLeftGadget(std::shared_ptr<Gadget>(new Shield()));
+	switch (std::uniform_int_distribution<int>(0, 2)(generator)) {
+	case 0: setLeftGadget(std::shared_ptr<Gadget>(new Heal()));				break;
+	case 1: setLeftGadget(std::shared_ptr<Gadget>(new Shield()));			break;
+	case 2: setLeftGadget(std::shared_ptr<Gadget>(new RingOfFire(world)));	break;
 	}
 
 }
diff --git a/src/sprites/items/RingOfFire.cpp b/src/sprites/items/RingOfFire.cpp
new file mode 100644
index 0000000..d592c0c
--- /dev/null
+++ b/src/sprites/items/RingOfFire.cpp
@@ -0,0 +1,48 @@
+/*
+ * RingOfFire.cpp
+ *
+ *  Created on: 29.08.2013
+ *      Author: Felix
+ */
+
+#include "RingOfFire.h"
+
+#include <Thor/Vectors.hpp>
+
+#include "../effects/Bullet.h"
+#include "../../World.h"
+
+RingOfFire::RingOfFire(World& world) :
+		Gadget("Ring of Fire"),
+		mWorld(world),
+		mBullet("bullet.yaml") {
+}
+
+void
+RingOfFire::onUse(Character& character) {
+	mCharacter = &character;
+	mCurrentWave = 0;
+}
+
+void
+RingOfFire::onThink(int elapsed) {
+	if (mCurrentWave < WAVES_PER_USE && mTimer.isExpired()) {
+		for (int angle = mCurrentWave * 10; angle <= 360; angle += 30) {
+			Vector2f direction(thor::rotatedVector(mCharacter->getDirection(), (float) angle) *
+					mCharacter->getRadius());
+
+			std::shared_ptr<Sprite> projectile(new Bullet(mCharacter->getPosition() + direction,
+					*mCharacter, direction, mBullet, 200, 20, 0));
+			mWorld.insert(projectile);
+		}
+
+		mTimer.restart(sf::milliseconds(500));
+		mCurrentWave++;
+	}
+}
+
+sf::Time
+RingOfFire::getCooldownTime() {
+	return sf::seconds(5);
+}
+
diff --git a/src/sprites/items/RingOfFire.h b/src/sprites/items/RingOfFire.h
new file mode 100644
index 0000000..35fd13c
--- /dev/null
+++ b/src/sprites/items/RingOfFire.h
@@ -0,0 +1,37 @@
+/*
+ * RingOfFire.h
+ *
+ *  Created on: 29.08.2013
+ *      Author: Felix
+ */
+
+#ifndef DG_RINGOFFIRE_H_
+#define DG_RINGOFFIRE_H_
+
+#include "Gadget.h"
+#include "../abstract/Character.h"
+#include "../../util/Yaml.h"
+
+/**
+ * Gadget that fires bullets in all directions for multiple waves.
+ */
+class RingOfFire : public Gadget {
+public:
+	RingOfFire(World& world);
+
+protected:
+	void onUse(Character& character) override;
+	void onThink(int elapsed) override;
+	sf::Time getCooldownTime() override;
+
+private:
+	static const int WAVES_PER_USE = 3;
+	int mCurrentWave = WAVES_PER_USE + 1;
+
+	Character* mCharacter;
+	thor::Timer mTimer;
+	World& mWorld;
+	const Yaml mBullet;
+};
+
+#endif /* DG_RINGOFFIRE_H_ */