MQ2Supercast -- Cast While Running Plugin

// MQ2Supercast.cpp : Defines the entry point for the DLL application.
//

// PLUGIN_API is only to be used for callbacks.  All existing callbacks at this time
// are shown below. Remove the ones your plugin does not use.  Always use Initialize
// and Shutdown for setup and cleanup, do NOT do it in DllMain.


#include <windows.h>
#include "../MQ2Plugin.h"
#undef PKT_UPDATE_POSITION
#define PKT_UPDATE_POSITION 0x178a

void CastCall(PSPAWNINFO, PCHAR, CHAR *);

PreSetup("MQ2Supercast");

// not sure who's movement packet this is
// but i didnt write it
struct _MOVEPKT {
	unsigned short SpawnID;
	unsigned short TimeStamp;
	int Heading:16;
	int unknown1:16;     //??
	float DeltaZ;        // ?? not sure
	int Animation:16;
	int padding014:16;   //??
	int DeltaHeading:16; //?? not sure
	int unknown2:16;     //??
	float Y;
	float DeltaY;        //?? not sure
	float DeltaX;        //?? not sure
	float Z;
	float X;
} P;

VOID SuperCast(PSPAWNINFO pChar, PCHAR szLine)
{
	CHAR ctimestring[MAX_STRING];
	CHAR command[MAX_STRING];
	PSPELL spell;
	
	// read in spell from command line
	GetArg(command,szLine,1);
	spell=GetSpellByName(command);
	if(!spell){
		WriteChatColor("Please enter a valid spell name....", USERCOLOR_DEFAULT);
		return;
	}

	// set up string for delayed dcast call
	sprintf(ctimestring,"/timed %d /dcast",	int((pCharData1->GetAACastingTimeModifier((EQ_Spell*)spell)+
		                                     pCharData1->GetFocusCastingTimeModifier((EQ_Spell*)spell,0)+
                                             spell->CastTime-100)/100));

	// acquire target
	PSPAWNINFO Target = (PSPAWNINFO)pTarget;

	// check for target
	if (!pTarget || !ppTarget){
		WriteChatColor("You must have a target in order to cast.....", USERCOLOR_DEFAULT);
		return;
	}

	// init move packet
	ZeroMemory(&P, sizeof(P));
	P.SpawnID = (unsigned short)pChar->SpawnID;
	P.Heading = (unsigned int)(pChar->Heading * 4);

	// set packet x,y,z
	P.Z = pChar->Z;
	P.Y = pChar->Y;
	P.X = pChar->X;
	
	SendEQMessage(PKT_UPDATE_POSITION, &P, sizeof(P));

	CastCall(pChar, szLine, command);
	DoCommand(pChar, ctimestring);
}

void CastCall(PSPAWNINFO pChar, PCHAR szLine, CHAR *command){

	CHAR caststring[MAX_STRING];
	sprintf(caststring, "/cast \"%s\"",command);
	DoCommand(pChar,caststring);

}

VOID DoneCast(PSPAWNINFO pChar, PCHAR szLine)
{
    SendEQMessage(PKT_UPDATE_POSITION, &P, sizeof(P));
	DoCommand(pChar, "/echo Done Casting");
}


PLUGIN_API VOID InitializePlugin(VOID)
{
	AddCommand("/scast",SuperCast);
	AddCommand("/dcast",DoneCast);
}

PLUGIN_API VOID ShutdownPlugin(VOID)
{
	RemoveCommand("/scast");
	RemoveCommand("/dcast");
}