Merge pull request #449 from mc-server/Fishing_Rod

Fishing rod

VC2008/MCServer.vcproj

@@ -1358,6 +1358,14 @@
 					RelativePath="..\src\Entities\FallingBlock.h"
 					>
 				</File>
+				<File
+					RelativePath="..\src\Entities\Floater.cpp"
+					>
+				</File>
+				<File
+					RelativePath="..\src\Entities\Floater.h"
+					>
+				</File>
 				<File
 					RelativePath="..\src\Entities\Minecart.cpp"
 					>
@@ -2566,6 +2574,10 @@
 					RelativePath="..\src\items\ItemDye.h"
 					>
 				</File>
+				<File
+					RelativePath="..\src\Items\ItemFishingRod.h"
+					>
+				</File>
 				<File
 					RelativePath="..\src\Items\ItemFlowerPot.h"
 					>

src/Entities/Entity.h

@@ -75,6 +75,7 @@ public:
 		etTNT,
 		etProjectile,
 		etExpOrb,
+		etFloater,
 		
 		// Common variations
 		etMob = etMonster,  // DEPRECATED, use etMonster instead!
@@ -129,6 +130,8 @@ public:
 	bool IsBoat        (void) const { return (m_EntityType == etBoat); }
 	bool IsTNT         (void) const { return (m_EntityType == etTNT); }
 	bool IsProjectile  (void) const { return (m_EntityType == etProjectile); }
+	bool IsExpOrb      (void) const { return (m_EntityType == etExpOrb); }
+	bool IsFloater     (void) const { return (m_EntityType == etFloater); }
 	
 	/// Returns true if the entity is of the specified class or a subclass (cPawn's IsA("cEntity") returns true)
 	virtual bool IsA(const char * a_ClassName) const;

src/Entities/Floater.cpp

@@ -0,0 +1,58 @@
+#include "Globals.h"
+
+#include "Floater.h"
+#include "Player.h"
+#include "../ClientHandle.h"
+
+cFloater::cFloater(double a_X, double a_Y, double a_Z, Vector3d a_Speed, int a_PlayerID) :
+	cEntity(etFloater, a_X, a_Y, a_Z, 0.98, 0.98),
+	m_PlayerID(a_PlayerID),
+	m_CanPickupItem(false),
+	m_PickupCountDown(0)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cFloater::SpawnOn(cClientHandle & a_Client)
+{
+	a_Client.SendSpawnObject(*this, 90, m_PlayerID, 0, 0);
+}
+
+
+
+
+
+void cFloater::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	HandlePhysics(a_Dt, a_Chunk);
+	if (IsBlockWater(m_World->GetBlock((int) GetPosX(), (int) GetPosY(), (int) GetPosZ())))
+	{
+		if (m_World->GetTickRandomNumber(100) == 0)
+		{
+			SetPosY(GetPosY() - 1);
+			m_CanPickupItem = true;
+			m_PickupCountDown = 20;
+			LOGD("Floater %i can be picked up", GetUniqueID());
+		}
+		else
+		{
+			SetSpeedY(1);
+		}
+	}
+	SetSpeedX(GetSpeedX() * 0.95);
+	SetSpeedZ(GetSpeedZ() * 0.95);
+	if (CanPickup())
+	{
+		m_PickupCountDown--;
+		if (m_PickupCountDown == 0)
+		{
+			m_CanPickupItem = false;
+			LOGD("The fish is gone. Floater %i can not pick an item up.", GetUniqueID());
+		}
+	}
+	BroadcastMovementUpdate();
+}

src/Entities/Floater.h

@@ -0,0 +1,29 @@
+
+#pragma once
+
+#include "Entity.h"
+
+
+
+
+
+class cFloater :
+	public cEntity
+{
+	typedef cFloater super;
+	
+public:
+	
+	cFloater(double a_X, double a_Y, double a_Z, Vector3d a_Speed, int a_PlayerID);
+
+	virtual void SpawnOn(cClientHandle & a_Client) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+
+	bool CanPickup(void) const { return m_CanPickupItem; }
+
+protected:
+	Vector3d m_Speed;
+	int m_PickupCountDown;
+	int m_PlayerID;
+	bool m_CanPickupItem;
+} ;

src/Entities/Player.cpp

@@ -65,6 +65,8 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
 	, m_IsSubmerged(false)
 	, m_IsFlying(false)
 	, m_CanFly(false)
+	, m_IsFishing(false)
+	, m_FloaterID(-1)
 	, m_EatingFinishTick(-1)
 	, m_IsChargingBow(false)
 	, m_BowCharge(0)

src/Entities/Player.h

@@ -253,6 +253,14 @@ public:
 	
 	/// Returns true if the player is currently flying.
 	bool IsFlying(void) const { return m_IsFlying; }
+
+	/// returns true if the player has thrown out a floater.
+	bool IsFishing(void) const { return m_IsFishing; }
+
+	void SetIsFishing(bool a_IsFishing, int a_FloaterID = -1) { m_IsFishing = a_IsFishing; m_FloaterID = a_FloaterID; }
+
+	int GetFloaterID(void) const { return m_FloaterID; }
+
 	// tolua_end
 	
 	/// Starts eating the currently equipped item. Resets the eating timer and sends the proper animation packet
@@ -429,6 +437,7 @@ protected:
 	bool m_IsFlying;
 	bool m_IsSwimming;
 	bool m_IsSubmerged;
+	bool m_IsFishing;
 
 	bool m_CanFly;  // If this is true the player can fly. Even if he is not in creative.
 
@@ -445,6 +454,7 @@ protected:
 	bool m_IsChargingBow;
 	int  m_BowCharge;
 
+	int m_FloaterID;
 
 	virtual void Destroyed(void);
 

src/Items/ItemFishingRod.h

@@ -0,0 +1,78 @@
+
+// ItemFishingRod.h
+
+// Declares the various fishing rod ItemHandlers
+
+
+
+
+
+#pragma once
+
+#include "../Entities/Floater.h"
+#include "../Entities/Entity.h"
+#include "../Item.h"
+
+
+
+
+class cItemFishingRodHandler :
+	public cItemHandler
+{
+	typedef cItemHandler super;
+	
+public:
+	cItemFishingRodHandler(int a_ItemType) :
+		super(a_ItemType)
+	{
+	}
+
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
+	{
+		if (a_Player->IsFishing())
+		{
+			class cFloaterCallback :
+				public cEntityCallback
+			{
+			public:
+				cFloaterCallback(void) : 
+					m_CanPickup(false) 
+				{
+				}
+
+				bool CanPickup(void) const { return m_CanPickup; }
+				Vector3d GetPos(void) const { return m_Pos; }
+
+				virtual bool Item(cEntity * a_Entity) override
+				{
+					m_CanPickup = ((cFloater *)a_Entity)->CanPickup();
+					m_Pos = Vector3d(a_Entity->GetPosX(), a_Entity->GetPosY(), a_Entity->GetPosZ());
+					a_Entity->Destroy(true);
+					return true;
+				}
+			protected:
+				bool m_CanPickup;
+				Vector3d m_Pos;
+			} Callbacks;
+			a_World->DoWithEntityByID(a_Player->GetFloaterID(), Callbacks);
+			a_Player->SetIsFishing(false);
+
+			if (Callbacks.CanPickup())
+			{
+				cItems Drops;
+				Drops.Add(cItem(E_ITEM_RAW_FISH));
+				Vector3d FloaterPos(Callbacks.GetPos());
+				Vector3d FlyDirection(a_Player->GetPosition() - FloaterPos);
+				a_World->SpawnItemPickups(Drops, FloaterPos.x, FloaterPos.y, FloaterPos.z, FlyDirection.x, FlyDirection.y, FlyDirection.z);
+				// TODO: More types of pickups.
+			}
+		}
+		else
+		{
+			cFloater * Floater = new cFloater(a_Player->GetPosX(), a_Player->GetStance(), a_Player->GetPosZ(), a_Player->GetLookVector() * 7, a_Player->GetUniqueID());
+			Floater->Initialize(a_World);
+			a_Player->SetIsFishing(true, Floater->GetUniqueID());
+		}
+		return true;
+	}
+} ;

src/Items/ItemHandler.cpp

@@ -17,6 +17,7 @@
 #include "ItemComparator.h"
 #include "ItemDoor.h"
 #include "ItemDye.h"
+#include "ItemFishingRod.h"
 #include "ItemFlowerPot.h"
 #include "ItemFood.h"
 #include "ItemHoe.h"
@@ -100,6 +101,7 @@ cItemHandler *cItemHandler::CreateItemHandler(int a_ItemType)
 		case E_ITEM_EGG:               return new cItemEggHandler();
 		case E_ITEM_ENDER_PEARL:       return new cItemEnderPearlHandler();
 		case E_ITEM_FIREWORK_ROCKET:   return new cItemFireworkHandler();
+		case E_ITEM_FISHING_ROD:       return new cItemFishingRodHandler(a_ItemType);
 		case E_ITEM_FLINT_AND_STEEL:   return new cItemLighterHandler(a_ItemType);
 		case E_ITEM_FLOWER_POT:        return new cItemFlowerPotHandler(a_ItemType);
 		case E_ITEM_NETHER_WART:       return new cItemNetherWartHandler(a_ItemType);