/***
*
*	Copyright (C) 2002 The Wastes Project, All Rights Reserved.
*	
*	This product contains software technology from Valve Software, LLC,
*	Copyright © 1996-2001, Valve LLC, All rights reserved.
*
*   Use, distribution, and modification of this source code and/or resulting
*   object code is restricted to non-commercial enhancements to products from
*   The Wastes Project.  All other use, distribution, or modification is prohibited
*   without written permission from The Wastes Project.
*
***/
//
// thewastes_hud.cpp
//
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>

#include "hud.h"
#include "cl_util.h"
#include "parsemsg.h"
#include "cl_entity.h"

#include "tw_common.h"
#include "tw_vgui.h"
#include "vgui_TheWastesViewport.h"

#define MAX_CLIENTS 32

/*
===================
CrosshairInfo
===================
*/
int CCrosshairInfo::Init()
{
	m_iFlags |= HUD_ACTIVE;
	gHUD.AddHudElem(this);

	m_flCenterTime   = 0.0f;

	strcpy(m_szCenterName,"");

	return 1;
}

int CCrosshairInfo::VidInit()
{
	return 1;
}

// We do this client side now ;)
int CCrosshairInfo::Draw(float fTime)
{
	// print in middle of screen
	// TODO: Disabled until i can fix the code from
	// flagging the wrong entities
/*	if(!gHUD.m_iIntermission && gHUD.m_flTime < m_flCenterTime)
	{
		int x,y;

		int width,height;
		GetConsoleStringSize(m_szCenterName,&width,&height);

		y = ScreenHeight * 0.55f;
		x = ScreenWidth/2 - width/2;

		DrawConsoleString(x,y,m_szCenterName);
	}
*/
	return 1;
}

void CCrosshairInfo::UpdateInfo(int index)
{
	cl_entity_t *pEnt = gEngfuncs.GetEntityByIndex(index);

	gViewPort->GetAllPlayersInfo();

	if(pEnt == NULL)
		return;

	// Player checks
	if(!pEnt->player || pEnt == gEngfuncs.GetLocalPlayer())
		return;

	sprintf(m_szCenterName,"%s (%i%%)",g_PlayerInfoList[pEnt->index].name,pEnt->curstate.health);
	m_flCenterTime = gHUD.m_flTime + 0.25f;
}

/*
===================
PlayerState
===================
*/
DECLARE_MESSAGE(m_PlayerState,PlayerState);

int CHudPlayerState::Init()
{
	m_iFlags |= HUD_ACTIVE;
	gHUD.AddHudElem(this);

	HOOK_MESSAGE(PlayerState);

	return 1;
}

int CHudPlayerState::VidInit()
{
	m_iActiveSprite = 0;

	m_HUD_bleeding  = gHUD.GetSpriteIndex("bleeding");
	m_HUD_composure = gHUD.GetSpriteIndex("composure");
	m_HUD_willpower = gHUD.GetSpriteIndex("willpower");

	return 1;
}

int CHudPlayerState::Draw(float fTime)
{
	if(gHUD.m_iHideHUDDisplay & HIDEHUD_HEALTH)
		return 1;

	if(gHUD.m_Health.m_iHealth >= 100 || gHUD.m_Health.m_iHealth <= 0)
		return 1;

	int r,g,b,x,y;
	wrect_t *prc;
	int cursprite;

	switch(m_iActiveSprite)
	{
	case 0: return 1;
	case 1:	cursprite = m_HUD_composure; break;
	case 2:	cursprite = m_HUD_bleeding; break;
	case 3:	cursprite = m_HUD_willpower; break;
	}

	UnpackRGB(r,g,b,RGB_WHITE);
	ScaleColors(r,g,b,225);

	prc = &gHUD.GetSpriteRect(cursprite);

	x = 5;
	y = ScreenHeight / 2 - (prc->bottom - prc->top) / 2;

	// Draw sprite
	SPR_Set(gHUD.GetSprite(cursprite),r,g,b);
	SPR_DrawHoles(0,x,y,prc);

	return 1;
}

int CHudPlayerState::MsgFunc_PlayerState(const char *pszName,int iSize,void *pbuf)
{
	BEGIN_READ(pbuf,iSize);

	m_iActiveSprite = READ_BYTE();

	return 1;
}

int CHudPlayerState::ActiveState()
{
	return m_iActiveSprite;
}

/*
===================
Scope
===================
*/
int CHudScope::Init()
{
	m_iFlags |= HUD_ACTIVE;
	gHUD.AddHudElem(this);

	return 1;
}

int CHudScope::VidInit()
{
	m_h320Scope = SPR_Load("sprites/320scope.spr");
	m_h640Scope = SPR_Load("sprites/640scope.spr");
	m_h1280Scope = SPR_Load("sprites/1280scope.spr");

	return 1;
}

void CHudScope::DrawScopePart(int frame,int x,int y,HSPRITE hSprite,wrect_t *rect)
{
	SPR_Set(hSprite,255,255,255);
	SPR_DrawHoles(frame,x,y,rect);
}

int CHudScope::Draw(float flTime)
{
	if(gHUD.m_iHideHUDDisplay & HIDEHUD_ALL)
		return 1;

	// y Yes~
	return 1;

	int x,y;
	int center_x,center_y;
	wrect_t rect;

	x = y = 0;
	center_x = ScreenWidth / 2;
	center_y = ScreenHeight / 2;

	// We have a few scope sprites to choose from
	// To match the best resolution
	switch(ScreenWidth)
	{
	case 320:
		// 320x240
		rect = gHUD.GetSpriteRect(gHUD.GetSpriteIndex("320scope"));

		DrawScopePart(0,0,0,m_h320Scope,&rect);
		DrawScopePart(1,160,0,m_h320Scope,&rect);
		DrawScopePart(1,0,120,m_h320Scope,&rect);
		DrawScopePart(1,160,120,m_h320Scope,&rect);
		break;
	case 640:
	case 800:
		// 640x480
		// 800x600
		rect = gHUD.GetSpriteRect(gHUD.GetSpriteIndex("640scope"));
	
		x = center_x - 160*2;
		y = center_y - 240;
		DrawScopePart(0,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(1,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(2,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(3,x,y,m_h640Scope,&rect);
		
		y += 240;
		x = center_x - 160*2;
		DrawScopePart(4,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(5,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(6,x,y,m_h640Scope,&rect);
		x += 160;
		DrawScopePart(7,x,y,m_h640Scope,&rect);

		// Fill blank areas
		{
			int r,g,b,a;

			r = g = b = 128;
			a = 255;
			ScaleColors(r, g, b, a );

			FillRGBA(0,(ScreenHeight-480)/2,ScreenWidth/2-160*2,480,r,g,b,a);
			FillRGBA(ScreenWidth-(ScreenWidth/2-160*2),(ScreenHeight-480)/2,ScreenWidth/2-160*2,480,r,g,b,a);
			FillRGBA(0,0,ScreenWidth,(ScreenHeight-480)/2,r,g,b,a);
			FillRGBA(0,ScreenHeight-((ScreenHeight-480)/2),ScreenWidth,(ScreenHeight-480)/2,r,g,b,a);
		}

		break;
	case 1280:
	case 1600:
		// 1280x960
		// 1600x1200
		rect = gHUD.GetSpriteRect(gHUD.GetSpriteIndex("1280scope"));

		x = 0;
		DrawScopePart(0,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(1,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(2,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(3,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(4,x,y,m_h1280Scope,&rect);
		y += 240;
		x = 0;
		DrawScopePart(5,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(6,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(7,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(8,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(9,x,y,m_h1280Scope,&rect);
		y += 240;
		x = 0;
		DrawScopePart(10,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(11,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(12,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(13,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(14,x,y,m_h1280Scope,&rect);
		y += 240;
		x = 0;
		DrawScopePart(15,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(16,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(17,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(18,x,y,m_h1280Scope,&rect);
		x += 256;
		DrawScopePart(19,x,y,m_h1280Scope,&rect);
		break;
	}

	return 1;
}

/*
===================
Scanlines
===================
*/
#define SCROLL_WIDTH  ScreenWidth

#include <string.h>

extern int ev_thermal;

int CHudScanlines::Init()
{
	m_iFlags |= HUD_ACTIVE;
	gHUD.AddHudElem(this);

	m_flScrollY = 0;
	return 1;
}

int CHudScanlines::VidInit()
{
	m_iScanlines   = gHUD.GetSpriteIndex("scanlines");
	m_iScrolllines = gHUD.GetSpriteIndex("scrolllines");

	return 1;
}

int CHudScanlines::Draw(float fTime)
{
	m_flScrollY += (150*(ScreenHeight/640)) * gHUD.m_flTimeDelta;	// always increment the scroll line

	// Dont draw unless we are in thermal vision
	if(!ev_thermal || (gHUD.m_iHideHUDDisplay & HIDEHUD_ALL))
		return 1;

	int r,g,b,a;
	wrect_t rect;
	int iScanWidth,iScanHeight;
	int x,y;

	UnpackRGB(r,g,b,RGB_REDISH);
	a = 128;
	ScaleColors(r,g,b,a);

	rect        = gHUD.GetSpriteRect(m_iScanlines);
	iScanWidth  = rect.right - rect.left;
	iScanHeight = rect.bottom - rect.top;

	SPR_Set(gHUD.GetSprite(m_iScanlines), r, g, b);

	// Tile across screen
	for(y = 0;y < ScreenHeight;y += iScanHeight)
		for(x = 0;x < ScreenWidth;x += iScanWidth)
			SPR_DrawAdditive(0,x,y,&rect);

	// Sync scroll
	if(m_flScrollY > ScreenHeight)
		m_flScrollY = -(gHUD.GetSpriteRect(m_iScrolllines).bottom-gHUD.GetSpriteRect(m_iScrolllines).top);

	SPR_Set(gHUD.GetSprite(m_iScrolllines),r,g,b);
	for(x = 0;x < ScreenWidth;x += gHUD.GetSpriteRect(m_iScrolllines).right-gHUD.GetSpriteRect(m_iScrolllines).left)
		SPR_DrawAdditive(0,x,m_flScrollY,&gHUD.GetSpriteRect(m_iScrolllines));

	return 1;
}

void CHudScanlines::Reset()
{
}