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#include <a_samp>
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forward Fader_PlayerProcess(playerid);

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forward OnPlayerFadeIn(playerid);

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forward OnPlayerFadeOut(playerid);

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stock fadeIn(playerid, ms, color = 0x000000FF);

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stock fadeOut(playerid, ms, color = 0x000000FF);

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static const

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	MAX_TRANSPARENCY = 0xFF,

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	TIMER_FRAME = 50;

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	TIMER_FRAME = 25;

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enum {

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	FADE_IN = 1,

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	FADE_OUT

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}

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enum E_PLAYER_FADE_INFO {

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	PlayerText:fadeText,

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	fadeCurrentAlpha,

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	fadeTotalFrames,

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	fadeTransparencyPerFrame,

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	fadeColor,

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	fadeTimer,

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	fadeType

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}

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static gPlayerFadeInfo[MAX_PLAYERS][E_PLAYER_FADE_INFO];

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#define CAP_MAX(%0) ((%0 > MAX_TRANSPARENCY) ? (MAX_TRANSPARENCY) : %0)

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#define CAP_MIN(%0) ((%0 < 0) ? (0) : %0)

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/* Natives:

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*	native fadeIn(playerid, ms, color = 0x000000FF);

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*	native fadeOut(playerid, ms, color = 0x000000FF);

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*

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* 	por Stewie`

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*/

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stock fadeIn(playerid, ms, color = 0x000000FF) {

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	if(!IsPlayerConnected(playerid)) 

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		return 0;

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	// pegar a transparência atual da textdraw

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	new alpha = gPlayerFadeInfo[playerid][fadeCurrentAlpha];

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	// no caso da textdraw tiver a transparência cheia, ou mais do que o permitido, o nosso trabalho está feito

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	if((MAX_TRANSPARENCY - alpha) <= 0) {

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		gPlayerFadeInfo[playerid][fadeCurrentAlpha] = MAX_TRANSPARENCY;

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		gPlayerFadeInfo[playerid][fadeType] = 0;

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		PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | alpha);

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		PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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		return 1;

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	}

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	// configurar o tipo de fade que estamos aplicando

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	gPlayerFadeInfo[playerid][fadeType] = FADE_IN;

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	// mover um byte para a direita para 'apagar' a transparência

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	// e '>>' para não voltar para o começo os primeiros bits

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	gPlayerFadeInfo[playerid][fadeColor] = color >> 8;

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	// a quantidade de frames que o PlayerProcess irá processar

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	// você pode perceber que a duração é dividida pelos frames por processamento e, se existe restante, é adicinado mais um processamento

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	gPlayerFadeInfo[playerid][fadeTotalFrames] = ((ms / TIMER_FRAME) + _:((ms % TIMER_FRAME) > 0));

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	// o tanto de transparência que será adicionado por cada processamento

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	// no fim, deve ser checado a quantidade de transarência que a textdraw possui

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	// a transparência que será adicionada até o final é dividida pela quantidade de frames que serão rodados

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	gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] =  (MAX_TRANSPARENCY - alpha) / gPlayerFadeInfo[playerid][fadeTotalFrames];

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	if(gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] <= 0) {

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		gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] = 10;

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	}

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	PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | alpha);

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	PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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	// se não existir o timer, criá-lo!

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	if(!gPlayerFadeInfo[playerid][fadeTimer]) {

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		gPlayerFadeInfo[playerid][fadeTimer] = SetTimerEx("Fader_PlayerProcess", TIMER_FRAME, 1, "i", playerid);

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	}

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	return 1;

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}

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stock fadeOut(playerid, ms, color = 0x000000FF) {

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	if(!IsPlayerConnected(playerid)) 

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		return 0;

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	// pegar a transparência atual da textdraw

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	new alpha = gPlayerFadeInfo[playerid][fadeCurrentAlpha];

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	// no caso da textdraw não tiver nenhuma transparênca, sair

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	if(alpha <= 0) {

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		gPlayerFadeInfo[playerid][fadeCurrentAlpha] = MAX_TRANSPARENCY;

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		gPlayerFadeInfo[playerid][fadeType] = 0;

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		PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | alpha);

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		PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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		return 1;

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	}

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	// configurar o tipo de fade que estamos aplicando

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	gPlayerFadeInfo[playerid][fadeType] = FADE_OUT;

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	// mover um byte para a direita para 'apagar' a transparência

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	// e '>>' para não voltar para o começo os primeiros bits

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	gPlayerFadeInfo[playerid][fadeColor] = color >> 8;

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	// a quantidade de frames que o PlayerProcess irá processar

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	// você pode perceber que a duração é dividida pelos frames por processamento e, se existe restante, é adicinado mais um processamento

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	gPlayerFadeInfo[playerid][fadeTotalFrames] = ((ms / TIMER_FRAME) + _:((ms % TIMER_FRAME) > 0));

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	// o tanto de transparência que será subtraída por cada processamento

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	// no fim, deve ser checado a quantidade de transarência que a textdraw possui

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	// a transparência que será subtraída até o final é dividida pela quantidade de frames que serão rodados

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	gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] =  (alpha) / gPlayerFadeInfo[playerid][fadeTotalFrames];

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	if(gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] <= 0) {

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		gPlayerFadeInfo[playerid][fadeTransparencyPerFrame] = 10;

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	}

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	PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | alpha);

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	PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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	// se não existir o timer, criá-lo!

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	if(!gPlayerFadeInfo[playerid][fadeTimer]) {

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		gPlayerFadeInfo[playerid][fadeTimer] = SetTimerEx("Fader_PlayerProcess", TIMER_FRAME, 1, "i", playerid);

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	}

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	return 1;

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}

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public Fader_PlayerProcess(playerid) {

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	// se o fade foi desligado para o player, mas o timer ainda está ativo

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	if(gPlayerFadeInfo[playerid][fadeType] == 0) {

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		// se o timer existe

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		if(gPlayerFadeInfo[playerid][fadeTimer] > 0) {

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			KillTimer(gPlayerFadeInfo[playerid][fadeTimer]);

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			gPlayerFadeInfo[playerid][fadeTimer] = 0;

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			PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | gPlayerFadeInfo[playerid][fadeCurrentAlpha]);

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			PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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		}

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	}

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	switch(gPlayerFadeInfo[playerid][fadeType]) {

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		case FADE_IN: {

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			gPlayerFadeInfo[playerid][fadeCurrentAlpha] += gPlayerFadeInfo[playerid][fadeTransparencyPerFrame];

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			gPlayerFadeInfo[playerid][fadeCurrentAlpha] = CAP_MAX(gPlayerFadeInfo[playerid][fadeCurrentAlpha]);

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			PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | gPlayerFadeInfo[playerid][fadeCurrentAlpha]);

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			PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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			if(gPlayerFadeInfo[playerid][fadeCurrentAlpha] == MAX_TRANSPARENCY) {

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				gPlayerFadeInfo[playerid][fadeType] = 0;

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				KillTimer(gPlayerFadeInfo[playerid][fadeTimer]);

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				gPlayerFadeInfo[playerid][fadeTimer] = 0;

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				CallLocalFunction("OnPlayerFadeIn", "i", playerid);

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			}

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		}

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		case FADE_OUT: {

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			gPlayerFadeInfo[playerid][fadeCurrentAlpha] -= gPlayerFadeInfo[playerid][fadeTransparencyPerFrame];

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			gPlayerFadeInfo[playerid][fadeCurrentAlpha] = CAP_MIN(gPlayerFadeInfo[playerid][fadeCurrentAlpha]);

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			PlayerTextDrawBoxColor(playerid, gPlayerFadeInfo[playerid][fadeText], (gPlayerFadeInfo[playerid][fadeColor] << 8) | gPlayerFadeInfo[playerid][fadeCurrentAlpha]);

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			PlayerTextDrawShow(playerid, gPlayerFadeInfo[playerid][fadeText]);

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			if(gPlayerFadeInfo[playerid][fadeCurrentAlpha] == 0) {

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				gPlayerFadeInfo[playerid][fadeType] = 0;

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				KillTimer(gPlayerFadeInfo[playerid][fadeTimer]);

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				gPlayerFadeInfo[playerid][fadeTimer] = 0;

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				CallLocalFunction("OnPlayerFadeOut", "i", playerid);

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			}

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		}

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	}

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	return 1;

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}

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public OnPlayerConnect(playerid) {

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	new tmp[E_PLAYER_FADE_INFO];

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	gPlayerFadeInfo[playerid] = tmp;

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	new PlayerText:text = CreatePlayerTextDraw(playerid, -20.0, -20.0, "_");

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	gPlayerFadeInfo[playerid][fadeText] = text;

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	// detalhes

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	PlayerTextDrawUseBox(playerid, text, 1);

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	PlayerTextDrawBoxColor(playerid, text, 0xFFFFFF00);

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	PlayerTextDrawLetterSize(playerid, text, 680.0, 500.0);

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	PlayerTextDrawTextSize(playerid, text, 680.0, 500.0);

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	if (funcidx("Fader_OnPlayerConnect") != -1)

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	{

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		return CallLocalFunction("Fader_OnPlayerConnect", "i", playerid);

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	}	

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    return 1;

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}

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public OnPlayerDisconnect(playerid,reason) {

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	gPlayerFadeInfo[playerid][fadeTimer] = 0;

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	if (funcidx("Fader_OnPlayerDisconnect") != -1)

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	{

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#define OnPlayerConnect FD_OnPlayerConnect

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		return CallLocalFunction("Fader_OnPlayerDisconnect", "ii", playerid, reason);

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forward FD_OnPlayerConnect(playerid);

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	}	

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    return 1;

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}

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#if defined _ALS_OnPlayerConnect

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    #undef OnPlayerConnect

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#else

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#define OnPlayerDisconnect FD_OnPlayerDisconnect

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forward FD_OnPlayerDisconnect(playerid,reason);
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#define OnPlayerConnect Fader_OnPlayerConnect

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forward Fader_OnPlayerConnect(playerid);

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#if defined _ALS_OnPlayerDisconnect

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    #undef OnPlayerDisconnect

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#else

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    #define _ALS_OnPlayerDisconnect

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#endif

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#define OnPlayerDisconnect Fader_OnPlayerDisconnect

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forward OnPlayerDisconnect(playerid, reason);
        

    


            


                                


        

            



                
    

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