/**
 * @file track.cpp
 *
 * Implementation of functionality tracking what the mouse cursor is pointing at.
 */
#include "all.h"

DEVILUTION_BEGIN_NAMESPACE

namespace {

BYTE sgbIsScrolling;
Uint32 sgdwLastWalk;
bool sgbIsWalking;

}

void track_process()
{
	if (!sgbIsWalking)
		return;

	if (cursmx < 0 || cursmx >= MAXDUNX - 1 || cursmy < 0 || cursmy >= MAXDUNY - 1)
		return;

	if (plr[myplr]._pVar8 <= 6 && plr[myplr]._pmode != PM_STAND)
		return;

	if (cursmx != plr[myplr]._ptargx || cursmy != plr[myplr]._ptargy) {
		Uint32 tick = SDL_GetTicks();
		if ((int)(tick - sgdwLastWalk) >= tick_delay * 6) {
			sgdwLastWalk = tick;
			NetSendCmdLoc(true, CMD_WALKXY, cursmx, cursmy);
			if (!sgbIsScrolling)
				sgbIsScrolling = true;
		}
	}
}

void track_repeat_walk(bool rep)
{
	if (sgbIsWalking == rep)
		return;

	sgbIsWalking = rep;
	if (rep) {
		sgbIsScrolling = false;
		sgdwLastWalk = SDL_GetTicks() - tick_delay;
		NetSendCmdLoc(true, CMD_WALKXY, cursmx, cursmy);
	} else if (sgbIsScrolling) {
		sgbIsScrolling = false;
	}
}

bool track_isscrolling()
{
	return sgbIsScrolling;
}

DEVILUTION_END_NAMESPACE