/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/ 




#include "cfile/cfile.h"
#include "gamesequence/gamesequence.h"
#include "gamesnd/gamesnd.h"
#include "globalincs/alphacolors.h"
#include "globalincs/pstypes.h"
#include "hud/hudconfig.h"
#include "hud/hudobserver.h"
#include "iff_defs/iff_defs.h"
#include "io/key.h"
#include "parse/parselo.h"
#include "playerman/player.h"
#include "popup/popup.h"
#include "ship/ship.h"
#include "ui/ui.h"


//////////////////////////////////////////////////////////////////////////////
// Game-wide Globals
//////////////////////////////////////////////////////////////////////////////

int HC_current_file = -1;					// current hcf file
SCP_vector<SCP_string> HC_preset_filenames;

char HC_fname[MAX_FILENAME_LEN+1] = "";
UI_INPUTBOX HC_fname_input;
int HC_fname_coords[GR_NUM_RESOLUTIONS][4] = {
	{ // GR_640
		44,	449,	218,	17
	},
	{ // GR_1024
		101,	730,	319,	27
	}
};

HUD_CONFIG_TYPE HUD_config;	// Player HUD configuration


// specify the max distance that the radar should detect objects
// See RR_ #defines in HUDconfig.h.

float Radar_ranges[RR_MAX_RANGES] = {
	2000.0f,		// short
	10000.0f,		// med
	10000000.0f,	// infinity
};

const char *Radar_range_text(int n)
{
	#if RR_MAX_RANGES != 3
	#error Number of ranges is wrong!
	#endif

	switch(n)	{
	case 0:
		return XSTR( "2000 M", 246);
	case 1:
		return XSTR( "10,000 M", 247);
	case 2:
		return XSTR( "infinity", 248);
	}
	return NULL;
}

// default flags for observer HUD
int HUD_observer_default_flags = 
{
	(1<<HUD_CENTER_RETICLE)			|	
	(1<<HUD_OFFSCREEN_INDICATOR)	|
	(1<<HUD_MESSAGE_LINES)			|
	(1<<HUD_HOSTILE_TRIANGLE)		|
	(1<<HUD_TARGET_TRIANGLE)		|
	(1<<HUD_TARGET_MINI_ICON)		|
	(1<<HUD_TARGET_MONITOR)			 	
};

int HUD_observer_default_flags2 = {
	(1<<(HUD_OFFSCREEN_RANGE - 32))
};

// default flags for regular HUD
int HUD_config_default_flags = 
{
	(1<<HUD_LEAD_INDICATOR) |
	(1<<HUD_ORIENTATION_TEE) |
	(1<<HUD_HOSTILE_TRIANGLE) |
	(1<<HUD_TARGET_TRIANGLE) |
	(1<<HUD_MISSION_TIME) |
	(1<<HUD_RETICLE_CIRCLE) |
	(1<<HUD_THROTTLE_GAUGE) |
	(1<<HUD_RADAR) |
	(1<<HUD_TARGET_MONITOR) |
	(1<<HUD_CENTER_RETICLE) |
	(1<<HUD_TARGET_MONITOR_EXTRA_DATA) |
	(1<<HUD_TARGET_SHIELD_ICON) |
	(1<<HUD_PLAYER_SHIELD_ICON) |
	(1<<HUD_ETS_GAUGE) |
	(1<<HUD_AUTO_TARGET) |
	(1<<HUD_AUTO_SPEED) |
	(1<<HUD_WEAPONS_GAUGE) |
	(1<<HUD_ESCORT_VIEW) |
	(1<<HUD_DIRECTIVES_VIEW) |
	(1<<HUD_THREAT_GAUGE) |
	(1<<HUD_AFTERBURNER_ENERGY) |
	(1<<HUD_WEAPONS_ENERGY) |
	(1<<HUD_WEAPON_LINKING_GAUGE) |
	(1<<HUD_TARGET_MINI_ICON) |
	(1<<HUD_OFFSCREEN_INDICATOR) |
	(1<<HUD_TALKING_HEAD) |
	(1<<HUD_DAMAGE_GAUGE) |
	(1<<HUD_MESSAGE_LINES) |
	(1<<HUD_MISSILE_WARNING_ARROW) |
	(1<<HUD_CMEASURE_GAUGE) |
	(1<<HUD_OBJECTIVES_NOTIFY_GAUGE) |
	(1<<HUD_WINGMEN_STATUS)
};

int HUD_config_default_flags2 = 
{
	(1<<(HUD_OFFSCREEN_RANGE-32)) |
	(1<<(HUD_KILLS_GAUGE-32)) |
	(1<<(HUD_ATTACKING_TARGET_COUNT-32)) | 
	(1<<(HUD_SUPPORT_GAUGE-32)) | 
	(1<<(HUD_LAG_GAUGE-32)) |
	(1<<(HUD_TEXT_FLASH-32)) |
	(1<<(HUD_MESSAGE_BOX-32))
};

// bits to tell whether a given gauge should be treated as pop-up or not
int HUD_default_popup_mask =
{
	0	|											// (1<<HUD_LEAD_INDICATOR) | //-V578
	0	|											// (1<<HUD_ORIENTATION_TEE) |
	0	|											//	(1<<HUD_HOSTILE_TRIANGLE) |
	0	|											// (1<<HUD_TARGET_TRIANGLE) |
	0	|											//	(1<<HUD_MISSION_TIME) |
	0	|											//	(1<<HUD_RETICLE_CIRCLE) |
	0	|											//	(1<<HUD_THROTTLE_GAUGE) |
	0	|											//	(1<<HUD_RADAR) |
	0	|											//	(1<<HUD_TARGET_MONITOR) |
	0	|											//	(1<<HUD_CENTER_RETICLE) |
	0	|											//	(1<<HUD_TARGET_MONITOR_EXTRA_DATA) |
	0	|											//	(1<<HUD_TARGET_SHIELD_ICON) |
	0	|											//	(1<<HUD_PLAYER_SHIELD_ICON) |
	0	|											//	(1<<HUD_ETS_GAUGE) |
	0	|											//	(1<<HUD_AUTO_TARGET) |
	0	|											//	(1<<HUD_AUTO_SPEED) |
	0	|											//	(1<<HUD_WEAPONS_GAUGE) |
	0	|											//	(1<<HUD_ESCORT_VIEW) |
	0	|											//	(1<<HUD_DIRECTIVES_VIEW) |
	0	|											//	(1<<HUD_THREAT_GAUGE) |
	0	|											//	(1<<HUD_AFTERBURNER_ENERGY) |
	0	|											//	(1<<HUD_WEAPONS_ENERGY) |
	0	|											//	(1<<HUD_WEAPON_LINKING_GAUGE) |
	0	|											//	(1<<HUD_TARGET_MINI_ICON) |
	0	|											//(1<<HUD_OFFSCREEN_INDICATOR)
	0  |											// talking head
	0	|											// damage gauge
	0	|											// message lines				
	0	|											// missile warning arrow
	0	|											// countermeasures
	0												// wingman status
};

int HUD_default_popup_mask2 =
{
	0  |											// offscreen indicator range //-V578
	0	|
	0											// kills gauge
};

int HC_select_all = 0;

//////////////////////////////////////////////////////////////////////////////
// Module Globals
//////////////////////////////////////////////////////////////////////////////


const char *Hud_config_fname[GR_NUM_RESOLUTIONS] = {
	"HUDConfig",
	"2_HUDConfig"
};

const char *Hud_config_mask_fname[GR_NUM_RESOLUTIONS] = {
	"HUDConfig-m",
	"2_HUDConfig-m"
};

// hud config gauges
struct HC_gauge_region	HC_gauge_regions[GR_NUM_RESOLUTIONS][NUM_HUD_GAUGES] =
{
	{ // GR_640
	//XSTR:OFF
		HC_gauge_region("HCB_35",	407,	69,	35,	1,	0,	-1, 0,	2),			// lead indicator
		HC_gauge_region("HCB_36",	305,	119,	36,	1,	0,	-1, 0,	2),			// orientation tee
		HC_gauge_region("none",		1,		1,		-1,	1,	0,	-1, 0,	0),			// hostile triangle
		HC_gauge_region("HCB_37",	391,	107,	37,	1,	0,	-1, 0,	2),			// target triangle
		HC_gauge_region("HCB_63",	575,	352,	63,	0,	0,	-1, 0,	0),			// mission time
		HC_gauge_region("none",		1,		1,		1,		0,	0,	-1, 0,	0),			// reticle circle?
		HC_gauge_region("HCB_40",	285,	146,	40,	0,	0,	-1, 0,	0),			// throttle gauge
		HC_gauge_region("HCB_50",	317,	291,	50,	0,	0,	-1, 0,	0),			// radar
		HC_gauge_region("HCB_31",	123,	249,	31,	0,	0,	-1, 0,	0),			// target monitor
		HC_gauge_region("HCB_41",	361,	188,	41,	0,	0,	-1, 0,	0),			// center of reticle
		HC_gauge_region("HCB_30",	123,	221,	30,	0,	0,	-1, 0,	0),			// extra target data
		HC_gauge_region("HCB_49",	237,	303,	49,	0,	0,	-1, 0,	0),			// target shield icon
		HC_gauge_region("HCB_51",	435,	304,	51,	0,	0,	-1, 0,	0),			// player shield icon
		HC_gauge_region("HCB_58",	524,	299,	58,	0,	1, -1, 0,	0),			// ets gauge
		HC_gauge_region("HCB_61",	566,	299,	61,	0,	1, -1, 0,	0),			// auto target
		HC_gauge_region("HCB_62",	566,	317,	62,	0,	1, -1, 0,	0),			// auto speed
		HC_gauge_region("HCB_55",	504,	216,	55,	0,	1, -1, 0,	0),			// weapons gauge
		HC_gauge_region("HCB_54",	496,	166,	54,	0,	1, -1, 0,	0),			// escort view
		HC_gauge_region("HCB_29",	123,	142,	29,	0,	0, -1, 0,	0),			// directives view
		HC_gauge_region("HCB_43",	398,	147,	43,	0,	0, -1, 0,	0),			// threat gauge
		HC_gauge_region("HCB_39",	250,	212,	39,	0,	0, -1, 0,	0),			// afterburner energy
		HC_gauge_region("HCB_44",	449,	212,	44,	0,	0, -1, 0,	0),			// weapons energy
		HC_gauge_region("none",		1,		1,		-1,	0,	0, -1, 0,	0),			// weapon linking
		HC_gauge_region("HCB_42",	356,	232,	42,	0,	1, -1, 0,	0),			// target mini icon (shield)
		HC_gauge_region("HCB_34",	438,	5,		34,	1,	0, -1, 0,	2),			// offscreen indicator
		HC_gauge_region("HCB_28",	123,	31,	28,	0,	0, -1, 0,	0),			// talking head
		HC_gauge_region("HCB_32",	309,	33,	32,	0,	1, -1, 0,	0),			// damage gauge
		HC_gauge_region("HCB_27",	124,	19,	27,	0,	0, -1, 0,	0),			// message lines
		HC_gauge_region("HCB_45",	307,	249,	45,	1,	0, -1, 0,	1),			// missile warnings
		HC_gauge_region("HCB_56",	505,	271,	56,	0,	1,	-1, 0,	0),			// cmeasure gauge
		HC_gauge_region("HCB_33",	309,	87,	33,	0,	0,	-1, 0,	0),			// objectives notify gauge
		HC_gauge_region("HCB_53",	546,	117,	53,	0,	0,	-1, 0,	0),			// wingman status gauge
		HC_gauge_region("none",		1,		1,		-1,	0,	0,	-1, 0,	0),			// offscreen indicator range
		HC_gauge_region("HCB_57",	505,	285,	57,	0,	1,	-1, 0,	0),			// kills gauge
		HC_gauge_region("none",		1,		1,		-1,	0,	0,	-1, 0,	0),			// attacking target count
		HC_gauge_region("HCB_38",	342,	138,	38,	0,	0,	-1, 0,	0),			// text flash gauge
		HC_gauge_region("HCB_52",	465,	8,		52,	0,	0,	-1, 0,	0),			// comm menu
		HC_gauge_region("HCB_46",	324,	264,	46,	0,	0,	-1, 0,	0),			// support view gauge
		HC_gauge_region("HCB_47",	418,	262,	47,	0,	0,	-1, 0,	0),			// netlag icon gauge
	//XSTR:ON
	},
	{ // GR_1024
	//XSTR:OFF
		HC_gauge_region("2_HCB_35",	652,	112,	35,	1,	0,	-1, 0,	2),			// lead indicator
		HC_gauge_region("2_HCB_36",	489,	191,	36,	1,	0,	-1, 0,	2),			// orientation tee
		HC_gauge_region("none",			1,		1,		-1,	1,	0,	-1, 0,	0),			// hostile triangle
		HC_gauge_region("2_HCB_37",	626,	173,	37,	1,	0,	-1, 0,	2),			// target triangle
		HC_gauge_region("2_HCB_63",	920,	564,	63,	0,	0,	-1, 0,	0),			// mission time
		HC_gauge_region("none",			1,		1,		1,		0,	0,	-1, 0,	0),			// reticle circle?
		HC_gauge_region("2_HCB_40",	456,	235,	40,	0,	0,	-1, 0,	0),			// throttle gauge
		HC_gauge_region("2_HCB_50",	508,	466,	50,	0,	0,	-1, 0,	0),			// radar
		HC_gauge_region("2_HCB_31",	198,	399,	31,	0,	0,	-1, 0,	0),			// target monitor
		HC_gauge_region("2_HCB_41",	578,	302,	41,	0,	0,	-1, 0,	0),			// center of reticle
		HC_gauge_region("2_HCB_30",	198,	354,	30,	0,	0,	-1, 0,	0),			// extra target data
		HC_gauge_region("2_HCB_49",	380,	485,	49,	0,	0,	-1, 0,	0),			// target shield icon
		HC_gauge_region("2_HCB_51",	696,	486,	51,	0,	0,	-1, 0,	0),			// player shield icon
		HC_gauge_region("2_HCB_58",	839,	479,	58,	0,	1, -1, 0,	0),			// ets gauge
		HC_gauge_region("2_HCB_61",	906,	479,	61,	0,	1, -1, 0,	0),			// auto target
		HC_gauge_region("2_HCB_62",	906,	508,	62,	0,	1, -1, 0,	0),			// auto speed
		HC_gauge_region("2_HCB_55",	807,	346,	55,	0,	1, -1, 0,	0),			// weapons gauge
		HC_gauge_region("2_HCB_54",	794,	265,	54,	0,	1, -1, 0,	0),			// escort view
		HC_gauge_region("2_HCB_29",	198,	228,	29,	0,	0, -1, 0,	0),			// directives view
		HC_gauge_region("2_HCB_43",	637,	237,	43,	0,	0, -1, 0,	0),			// threat gauge
		HC_gauge_region("2_HCB_39",	403,	339,	39,	0,	0, -1, 0,	0),			// afterburner energy
		HC_gauge_region("2_HCB_44",	719,	339,	44,	0,	0, -1, 0,	0),			// weapons energy
		HC_gauge_region("none",			1,		1,		-1,	0,	0, -1, 0,	0),			// weapon linking
		HC_gauge_region("2_HCB_42",	569,	371,	42,	0,	1, -1, 0,	0),			// target mini icon (shield)
		HC_gauge_region("2_HCB_34",	701,	9,		34,	1,	0, -1, 0,	2),			// offscreen indicator
		HC_gauge_region("2_HCB_28",	198,	50,	28,	0,	0, -1, 0,	0),			// talking head
		HC_gauge_region("2_HCB_32",	495,	55,	32,	0,	1, -1, 0,	0),			// damage gauge
		HC_gauge_region("2_HCB_27",	199,	30,	27,	0,	0, -1, 0,	0),			// message lines
		HC_gauge_region("2_HCB_45",	491,	399,	45,	1,	0, -1, 0,	1),			// missile warnings
		HC_gauge_region("2_HCB_56",	808,	433,	56,	0,	1,	-1, 0,	0),			// cmeasure gauge
		HC_gauge_region("2_HCB_33",	495,	141,	33,	0,	0,	-1, 0,	0),			// objectives notify gauge
		HC_gauge_region("2_HCB_53",	873,	188,	53,	0,	0,	-1, 0,	0),			// wingman status gauge
		HC_gauge_region("none",			1,		1,		-1,	0,	0,	-1, 0,	0),			// offscreen indicator range
		HC_gauge_region("2_HCB_57",	808,	456,	57,	0,	1,	-1, 0,	0),			// kills gauge
		HC_gauge_region("none",			1,		1,		-1,	0,	0,	-1, 0,	0),			// attacking target count
		HC_gauge_region("2_HCB_38",	548,	222,	38,	0,	0,	-1, 0,	0),			// text flash gauge
		HC_gauge_region("2_HCB_52",	744,	14,	52,	0,	0,	-1, 0,	0),			// comm menu
		HC_gauge_region("2_HCB_46",	520,	422,	46,	0,	0,	-1, 0,	0),			// support view gauge
		HC_gauge_region("2_HCB_47",	670,	419,	47,	0,	0,	-1, 0,	0),			// netlag icon gauge
	//XSTR:ON
	}
};

/**
 * @brief x y coordinates of gauges for hud preview display
 * 
 * @note used for scaling the positions properly when the preview display is scaled
 */
struct gauge_coords {
	int x; // x coordinate position
	int y; // y coordinate position
};

SCP_vector<gauge_coords> HC_gauge_coords;


int HC_gauge_description_coords[GR_NUM_RESOLUTIONS][3] = {
	{	// GR_640
		35, 397, 197
	},
	{	// GR_1024
		56, 632, 307
	}
};

const char *HC_gauge_descriptions(int n)
{
	switch(n)	{
	case 0:
		return XSTR( "lead indicator", 249);
	case 1:
		return XSTR( "target orientation", 250);
	case 2:
		return XSTR( "closest attacking hostile", 251);
	case 3:
		return XSTR( "current target direction", 252);
	case 4:
		return XSTR( "mission time", 253);
	case 5:
		return XSTR( "reticle", 254);
	case 6:
		return XSTR( "throttle", 255);
	case 7:
		return XSTR( "radar", 256);
	case 8:
		return XSTR( "target monitor", 257);
	case 9:
		return XSTR( "center of reticle", 258);
	case 10:
		return XSTR( "extra target info", 259);
	case 11:
		return XSTR( "target shield", 260);
	case 12:
		return XSTR( "player shield", 261);
	case 13:
		return XSTR( "power management", 262);
	case 14:
		return XSTR( "auto-target icon", 263);
	case 15:
		return XSTR( "auto-speed-match icon", 264);
	case 16:
		return XSTR( "weapons display", 265);
	case 17:
		return XSTR( "monitoring view", 266);
	case 18:
		return XSTR( "directives view", 267);
	case 19:
		return XSTR( "threat gauge", 268);
	case 20:
		return XSTR( "afterburner energy", 269);
	case 21:
		return XSTR( "weapons energy", 270);
	case 22:
		return XSTR( "weapon linking", 271);
	case 23:
		return XSTR( "target hull/shield icon", 272);
	case 24:
		return XSTR( "offscreen indicator", 273);
	case 25:
		return XSTR( "comm video", 274);
	case 26:
		return XSTR( "damage display", 275);
	case 27:
		return XSTR( "message output", 276);
	case 28:
		return XSTR( "locked missile direction", 277);
	case 29:
		return XSTR( "countermeasures", 278);
	case 30:
		return XSTR( "objective notify", 279);
	case 31:
		return XSTR( "wingmen status", 280);
	case 32:
		return XSTR( "offscreen range", 281);
	case 33:
		return XSTR( "kills gauge", 282);
	case 34:
		return XSTR( "attacking target count", 283);
	case 35: 
		return XSTR("warning flash", 1459);
	case 36:
		return XSTR("comm menu", 1460);
	case 37: 
		return XSTR("support gauge", 1461);
	case 38:
		return XSTR("lag gauge", 1462);
	}
	return NULL;
}

#define NUM_HUD_BUTTONS			20

#define HCB_RED_UP				0
#define HCB_GREEN_UP				1
#define HCB_BLUE_UP				2
#define HCB_I_UP					3
#define HCB_RED_DOWN				4
#define HCB_GREEN_DOWN			5
#define HCB_BLUE_DOWN			6
#define HCB_I_DOWN				7
#define HCB_ON						8
#define HCB_OFF					9
#define HCB_POPUP					10
#define HCB_SAVE_HCF				11
#define HCB_PREV_HCF				12
#define HCB_NEXT_HCF				13
#define HCB_AMBER					14
#define HCB_BLUE					15
#define HCB_GREEN					16
#define HCB_SELECT_ALL			17
#define HCB_RESET					18
#define HCB_ACCEPT				19


ui_button_info HC_buttons[GR_NUM_RESOLUTIONS][NUM_HUD_BUTTONS] = {
	{ // GR_640
		ui_button_info("HCB_00",		6,		27,	-1,	-1,	0),
		ui_button_info("HCB_01",		30,	27,	-1,	-1,	1),
		ui_button_info("HCB_02",		55,	27,	-1,	-1,	2),
		ui_button_info("HCB_03",		80,	27,	-1,	-1,	3),
		ui_button_info("HCB_08",		6,		291,	-1,	-1,	8),
		ui_button_info("HCB_09",		30,	291,	-1,	-1,	9),
		ui_button_info("HCB_10",		55,	291,	-1,	-1,	10),
		ui_button_info("HCB_11",		80,	291,	-1,	-1,	11),
		ui_button_info("HCB_12",		4,		329,	-1,	-1,	12),
		ui_button_info("HCB_13",		4,		348,	-1,	-1,	13),
		ui_button_info("HCB_14",		4,		367,	-1,	-1,	14),
		ui_button_info("HCB_15",		2,		439,	-1,	-1,	15),
		ui_button_info("HCB_16",		266,	456,	-1,	-1,	16),
		ui_button_info("HCB_17",		292,	456,	-1,	-1,	17),
		ui_button_info("HCB_18",		327,	421,	-1,	-1,	18),
		ui_button_info("HCB_19",		327,	440,	-1,	-1,	19),
		ui_button_info("HCB_20",		327,	459,	-1,	-1,	20),
		ui_button_info("HCB_24",		472,	436,	-1,	-1,	24),
		ui_button_info("HCB_25",		523,	433,	-1,	-1,	25),
		ui_button_info("HCB_26",		576,	434,	-1,	-1,	26),
	},
	{ // GR_1024
		ui_button_info("2_HCB_00",		9,		44,	-1,	-1,	0),
		ui_button_info("2_HCB_01",		48,	44,	-1,	-1,	1),
		ui_button_info("2_HCB_02",		88,	44,	-1,	-1,	2),
		ui_button_info("2_HCB_03",		127,	44,	-1,	-1,	3),
		ui_button_info("2_HCB_08",		9,		466,	-1,	-1,	8),
		ui_button_info("2_HCB_09",		48,	466,	-1,	-1,	9),
		ui_button_info("2_HCB_10",		88,	466,	-1,	-1,	10),
		ui_button_info("2_HCB_11",		127,	466,	-1,	-1,	11),
		ui_button_info("2_HCB_12",		6,		526,	-1,	-1,	12),
		ui_button_info("2_HCB_13",		6,		556,	-1,	-1,	13),
		ui_button_info("2_HCB_14",		6,		586,	-1,	-1,	14),
		ui_button_info("2_HCB_15",		3,		703,	-1,	-1,	15),
		ui_button_info("2_HCB_16",		426,	730,	-1,	-1,	16),
		ui_button_info("2_HCB_17",		467,	730,	-1,	-1,	17),
		ui_button_info("2_HCB_18",		524,	674,	-1,	-1,	18),
		ui_button_info("2_HCB_19",		524,	704,	-1,	-1,	19),
		ui_button_info("2_HCB_20",		524,	734,	-1,	-1,	20),
		ui_button_info("2_HCB_24",		755,	698,	-1,	-1,	24),
		ui_button_info("2_HCB_25",		837,	693,	-1,	-1,	25),
		ui_button_info("2_HCB_26",		922,	695,	-1,	-1,	26),
	},
};

// text
#define NUM_HUD_TEXT					15
UI_XSTR HC_text[GR_NUM_RESOLUTIONS][NUM_HUD_TEXT] = {
	{ // GR_640
		{ "R",				1512,	14,	8,		UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "G",				1513,	37,	8,		UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "B",				1514,	62,	8,		UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "I",				1515,	90,	8,		UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "On",				1285,	36,	334,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_ON].button },
		{ "Off",				1286,	36,	353,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_OFF].button },
		{ "Popup",			1453,	36,	372,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_POPUP].button },
		{ "Save",			1454,	51,	428,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_SAVE_HCF].button },
		{ "Amber",			1455,	364,	426,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_AMBER].button },
		{ "Blue",			1456,	364,	445,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_BLUE].button },
		{ "Green",			1457,	364,	464,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_GREEN].button },		
		{ "Select",			1550,	442,	413,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_SELECT_ALL].button },
		{ "All",				1551,	442,	424,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_SELECT_ALL].button },
		{ "Reset",			1337,	515,	413,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[0][HCB_RESET].button },
		{ "Accept",			1035,	573,	413,	UI_XSTR_COLOR_PINK,	-1, &HC_buttons[0][HCB_ACCEPT].button },
	},
	{ // GR_1024
		{ "R",				1512,	23,	14,	UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "G",				1513,	60,	14,	UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "B",				1514,	100,	14,	UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "I",				1515,	144,	14,	UI_XSTR_COLOR_GREEN,	-1, NULL },
		{ "On",				1285,	58,	536,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_ON].button },
		{ "Off",				1286,	58,	566,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_OFF].button },
		{ "Popup",			1453,	58,	596,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_POPUP].button },
		{ "Save",			1454,	82,	688,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_SAVE_HCF].button },
		{ "Amber",			1455,	582,	685,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_AMBER].button },
		{ "Blue",			1456,	582,	715,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_BLUE].button },
		{ "Green",			1457,	582,	745,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_GREEN].button },		
		{ "Select",			1550,	760,	671,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_SELECT_ALL].button },
		{ "All",				1551,	760,	682,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_SELECT_ALL].button },
		{ "Reset",			1337,	850,	669,	UI_XSTR_COLOR_GREEN,	-1, &HC_buttons[1][HCB_RESET].button },
		{ "Accept",			1035,	930,	670,	UI_XSTR_COLOR_PINK,	-1, &HC_buttons[1][HCB_ACCEPT].button },
	}
};

static int							HC_background_bitmap;
static int							HC_background_bitmap_mask;
static UI_WINDOW					HC_ui_window;

int							HC_gauge_hot;			// mouse is over this gauge
int							HC_gauge_selected;	// gauge is selected
float						HC_gauge_scale; // scale used for drawing the hud gauges

// HUD colors
typedef struct hc_col {
	ubyte	r, g, b;
} hc_col;

hc_col HC_colors[HUD_COLOR_SIZE] =
{
	{0, 255, 0},		// Green - get RGB from Adam so it matches palette?-??.pcx
	{67, 123, 203},	// Blue - get RGB from Adam so it matches palette?-??.pcx
	{255, 197, 0},		// Amber - get RGB from Adam so it matches palette?-??.pcx
};

static HUD_CONFIG_TYPE	HUD_config_backup;		// backup HUD config, used to restore old config if changes not applied
static int					HUD_config_inited = 0;

// rgba slider stuff
void hud_config_red_slider();
void hud_config_green_slider();
void hud_config_blue_slider();
void hud_config_alpha_slider_up();
void hud_config_alpha_slider_down();
void hud_config_recalc_alpha_slider();
void hud_config_process_colors();
#define NUM_HC_SLIDERS			4
#define HCS_RED					0
#define HCS_GREEN					1
#define HCS_BLUE					2
#define HCS_ALPHA					3
UI_SLIDER2 HC_color_sliders[NUM_HC_SLIDERS];
int HC_slider_coords[GR_NUM_RESOLUTIONS][NUM_HC_SLIDERS][4] = {
	{ // GR_640
		{ 8,	53,	15, 225 },
		{ 33, 53,	15, 225 },
		{ 58, 53,	15, 225 },
		{ 83, 53,	15, 225 },
	},
	{ // GR_1024
		{ 13,	85, 32, 350 },
		{ 53, 85, 32, 350 },
		{ 93, 85, 32, 350 },
		{ 133, 85, 32, 350 },
	},	
};
#define HCS_CONV(__v)			( 255 - (__v) )

const char *HC_slider_fname[GR_NUM_RESOLUTIONS] = {
	"slider",
	"2_slider"
};

// sync sliders
void hud_config_synch_sliders(int i)
{
	if(i >= 0){
		HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV(HUD_config.clr[i].red) );
		HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV(HUD_config.clr[i].green) );
		HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV(HUD_config.clr[i].blue) );
		HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV(HUD_config.clr[i].alpha) );
	}
}

/*!
 * @brief reset some ui components based on HUD config data
 *
 * param[in] API_Access		whether or not this method has been called from the lua api
 */
void hud_config_synch_ui(bool API_Access)
{
	HUD_init_hud_color_array();
	// HC_sliders[gr_screen.res][HC_BRIGHTNESS_SLIDER].slider.pos = HUD_color_alpha-3;		// convert to value from 0-10	

	// sync sliders to currently selected gauge
	if (!API_Access) {
		hud_config_synch_sliders(HC_gauge_selected);
	}
}

/*!
 * @brief init the UI components
 *
 * param[in] API_Access		whether or not this method has been called from the lua api
 * param[in] x				the x coord to render the preview display
 * param[in] y				the y coord to render the preview display
 * param[in] w				the width of the preview display
 */
void hud_config_init_ui(bool API_Access, int x, int y, int w)
{
	int i;
	struct ui_button_info			*hb;

	HC_gauge_coords.clear();
	HC_gauge_coords.resize(NUM_HUD_GAUGES);

	if (w < 0) {
		HC_gauge_scale = 1.0f;
	} else {

		float sw = 0; // will be highest w value

		// this is probably not the most efficient way to do this, but I
		// can't find a better one. Need to get the furthest right and bottom
		// pixels to be rendered to calculate the percent change. That is then
		// used to rescale each gauge correctly for the rendering size and position. - Mjn
		for (const auto& gauge : HC_gauge_regions[gr_screen.res]) {
			if (!stricmp(gauge.filename, NOX("none"))) {
				continue;
			}

			int bm = bm_load(gauge.filename);

			int bw;
			bm_get_info(bm, &bw);
			bm_release(bm);

			bw += gauge.x;

			if (bw > sw) {
				sw = (float)bw;
			}
		}

		// calculate the percent change
		HC_gauge_scale = (float)w / sw;

		// we don't work with negative scales here, so reverse if it is
		if (HC_gauge_scale < 0) {
			HC_gauge_scale *= -1;
		}
	}

	hud_config_synch_ui(API_Access);

	if (!API_Access) {
		HC_background_bitmap = bm_load(Hud_config_fname[gr_screen.res]);
		if (HC_background_bitmap < 0) {
			Warning(LOCATION, "Error loading HUD config menu background %s", Hud_config_fname[gr_screen.res]);
		}

		HC_ui_window.create(0, 0, gr_screen.max_w_unscaled, gr_screen.max_h_unscaled, 0);

		HC_background_bitmap_mask = bm_load(Hud_config_mask_fname[gr_screen.res]);
		if (HC_background_bitmap_mask < 0) {
			Warning(LOCATION, "Error loading HUD config menu mask %s", Hud_config_mask_fname[gr_screen.res]);
			return;
		} else {
			HC_ui_window.set_mask_bmap(Hud_config_mask_fname[gr_screen.res]);
		}
	}

	// this is kinda dumb, but the retail gauge coords are hardcoded to
	// to offset from the left and top of the screen. This exists
	// for the api to render the gauge view at 0,0 without having to compensate
	// for this dumb hardcoded way of doing things.
	int x_offset = 0 + x;
	int y_offset = 0 + y;
	if (API_Access) {
		int sx = HC_gauge_regions[gr_screen.res][0].x; // will be lowest x value
		int sy = HC_gauge_regions[gr_screen.res][0].y; // will be lowest y value
		for (auto gauge : HC_gauge_regions[gr_screen.res]) {
			if (!stricmp(gauge.filename, NOX("none"))) {
				continue;
			}
			if (gauge.x < sx) {
				sx = gauge.x;
			}
			if (gauge.y < sy) {
				sy = gauge.y;
			}
		}

		// now add the offsets with the correct scaling
		x_offset += ((int)(sx * HC_gauge_scale) * -1); // the furthest left gauge
		y_offset += ((int)(sy * HC_gauge_scale) * -1); // the furthest top gauge
	}

	for (i=0; i<NUM_HUD_GAUGES; i++) {
		struct HC_gauge_region* hg;
		hg = &HC_gauge_regions[gr_screen.res][i];
		if (!stricmp(hg->filename, NOX("none"))) {
			continue;
		}

		// scale the x/y coords
		int gx = (int)(hg->x * HC_gauge_scale);
		int gy = (int)(hg->y * HC_gauge_scale);

		// apply the offset
		gx += x_offset;
		gy += y_offset;

		// save the values and drop the decimals
		HC_gauge_coords[i] = {gx, gy};

		hg->button.create(&HC_ui_window, "", gx, gy, 60, 30, 0, 1);
		// set up callback for when a mouse first goes over a button
		//		hg->button.set_highlight_action(common_play_highlight_sound);
		hg->button.hide();
		hg->button.link_hotspot(hg->hotspot);

		hg->bitmap = bm_load(hg->filename);
		hg->nframes = 1;

	}

	if (!API_Access){
		// add text
		for(i=0; i<NUM_HUD_TEXT; i++){
			HC_ui_window.add_XSTR(&HC_text[gr_screen.res][i]);
		}

		// initialize sliders
		HC_color_sliders[HCS_RED].create(&HC_ui_window, HC_slider_coords[gr_screen.res][HCS_RED][0], HC_slider_coords[gr_screen.res][HCS_RED][1], HC_slider_coords[gr_screen.res][HCS_RED][2], HC_slider_coords[gr_screen.res][HCS_RED][3],
											255, HC_slider_fname[gr_screen.res], hud_config_red_slider, hud_config_red_slider, hud_config_red_slider);

		HC_color_sliders[HCS_GREEN].create(&HC_ui_window, HC_slider_coords[gr_screen.res][HCS_GREEN][0], HC_slider_coords[gr_screen.res][HCS_GREEN][1], HC_slider_coords[gr_screen.res][HCS_GREEN][2], HC_slider_coords[gr_screen.res][HCS_GREEN][3],
											255, HC_slider_fname[gr_screen.res], hud_config_green_slider, hud_config_green_slider, hud_config_green_slider);

		HC_color_sliders[HCS_BLUE].create(&HC_ui_window, HC_slider_coords[gr_screen.res][HCS_BLUE][0], HC_slider_coords[gr_screen.res][HCS_BLUE][1], HC_slider_coords[gr_screen.res][HCS_BLUE][2], HC_slider_coords[gr_screen.res][HCS_BLUE][3],
											255, HC_slider_fname[gr_screen.res], hud_config_blue_slider, hud_config_blue_slider, hud_config_blue_slider);

		HC_color_sliders[HCS_ALPHA].create(&HC_ui_window, HC_slider_coords[gr_screen.res][HCS_ALPHA][0], HC_slider_coords[gr_screen.res][HCS_ALPHA][1], HC_slider_coords[gr_screen.res][HCS_ALPHA][2], HC_slider_coords[gr_screen.res][HCS_ALPHA][3],
											255, HC_slider_fname[gr_screen.res], hud_config_alpha_slider_up, hud_config_alpha_slider_down, NULL);
	}
	
	hud_config_preset_init();

	if (!API_Access) {
		for (i = 0; i < NUM_HUD_BUTTONS; i++) {
			hb = &HC_buttons[gr_screen.res][i];
			hb->button.create(&HC_ui_window, "", hb->x, hb->y, 60, 30, 0, 1);
			// set up callback for when a mouse first goes over a button
			hb->button.set_bmaps(hb->filename);
			hb->button.set_highlight_action(common_play_highlight_sound);
			hb->button.link_hotspot(hb->hotspot);
		}

		// config file input name
		HC_fname_input.create(&HC_ui_window,
			HC_fname_coords[gr_screen.res][0],
			HC_fname_coords[gr_screen.res][1],
			HC_fname_coords[gr_screen.res][2],
			MAX_FILENAME_LEN,
			"",
			UI_INPUTBOX_FLAG_INVIS | UI_INPUTBOX_FLAG_ESC_FOC);
		HC_fname_input.set_text("");

		/*
		for (i=0; i<NUM_HC_SPECIAL_BITMAPS; i++) {
			HC_special_bitmaps[i].bitmap = bm_load(HC_special_bitmaps[i].filename);
		}
		*/

		// create sliders
		/*
		for(i=0; i<HC_NUM_SLIDERS; i++){
			HC_sliders[gr_screen.res][i].slider.create(&HC_ui_window, HC_sliders[gr_screen.res][i].x,
		HC_sliders[gr_screen.res][i].y, HC_sliders[gr_screen.res][i].dots, HC_sliders[gr_screen.res][i].filename,
																			HC_sliders[gr_screen.res][i].hotspot,
		HC_sliders[gr_screen.res][i].right_filename, HC_sliders[gr_screen.res][i].right_mask,
		HC_sliders[gr_screen.res][i].right_x, HC_sliders[gr_screen.res][i].right_y,
																			HC_sliders[gr_screen.res][i].left_filename,
		HC_sliders[gr_screen.res][i].left_mask, HC_sliders[gr_screen.res][i].left_x,
		HC_sliders[gr_screen.res][i].left_y, HC_sliders[gr_screen.res][i].dot_w);
		}
		HC_sliders[gr_screen.res][HC_BRIGHTNESS_SLIDER].slider.pos = HUD_color_alpha - 3;
		*/

		HC_gauge_hot = -1;
		HC_gauge_selected = -1;

		HC_select_all = 0;

		strcpy_s(HC_fname, "");
	}
}

int hud_config_show_flag_is_set(int i)
{
	int show_flag_set;

	if ( i < 32 ) {
		show_flag_set = HUD_config.show_flags & (1<<i);
	} else {
		show_flag_set = HUD_config.show_flags2 & (1<<(i-32));
	}

	return show_flag_set;
}

void hud_config_show_flag_set(int i)
{
	if ( i < 32 ) {
		HUD_config.show_flags |= (1<<i);
	} else {
		HUD_config.show_flags2 |= (1<<(i-32));
	}
}

void hud_config_show_flag_clear(int i)
{
	if ( i < 32 ) {
		HUD_config.show_flags &= ~(1<<i);
	} else {
		HUD_config.show_flags2 &= ~(1<<(i-32));
	}
}

int hud_config_popup_flag_is_set(int i)
{
	int popup_flag_set;

	if ( i < 32 ) {
		popup_flag_set = HUD_config.popup_flags & (1<<i);
	} else {
		popup_flag_set = HUD_config.popup_flags2 & (1<<(i-32));
	}

	return popup_flag_set;
}

void hud_config_popup_flag_set(int i)
{
	if ( i < 32 ) {
		HUD_config.popup_flags |= (1<<i);
	} else {
		HUD_config.popup_flags2 |= (1<<(i-32));
	}
}

void hud_config_popup_flag_clear(int i)
{
	if ( i < 32 ) {
		HUD_config.popup_flags &= ~(1<<i);
	} else {
		HUD_config.popup_flags2 &= ~(1<<(i-32));
	}
}

/*!
 * @brief render all the hud config gauges
 *
 * param[in] API_Access		whether or not this method has been called from the lua api
 */
void hud_config_render_gauges(bool API_Access)
{
	int i;

	for ( i=0; i<NUM_HUD_GAUGES; i++ ) {
		color *use_color;
		int alpha;
		if ( (hud_config_show_flag_is_set(i)) ) {
			// set the correct color
			if(!HC_gauge_regions[gr_screen.res][i].use_iff){
				use_color = &HUD_config.clr[i];			
			} else {
				if(HC_gauge_regions[gr_screen.res][i].color == 1){
					use_color = iff_get_color(IFF_COLOR_TAGGED, 0);
				} else {
					use_color = &Color_bright_red;
				}
			}

			if ( (HC_gauge_selected == i) || HC_select_all ) {
				alpha = 255;				
			} else if ( HC_gauge_hot == i ) {
				alpha = 200;				
			} else {			
				alpha = 150;				
			}
			gr_init_alphacolor(use_color, use_color->red, use_color->green, use_color->blue, alpha);
			gr_set_color_fast(use_color);			
		} else {
			// if its off, make it dark gray
			use_color = &HUD_config.clr[i];
			gr_init_alphacolor(use_color, 127, 127, 127, 64);
			gr_set_color_fast(use_color);			
		}

		// draw
		if ( HC_gauge_regions[gr_screen.res][i].bitmap >= 0 ) {
			gr_set_bitmap(HC_gauge_regions[gr_screen.res][i].bitmap);

			int resize = GR_RESIZE_MENU;
			if (API_Access) {
				resize = GR_RESIZE_NONE;
			}

			gr_aabitmap(HC_gauge_coords[i].x, HC_gauge_coords[i].y, resize, false, HC_gauge_scale);
		}
		
		/*
		else {

			int offset=0;
				// set correct frame if using iff
			if ( HC_gauge_regions[i].use_iff ) {
				if ( HC_gauge_selected == i ) {
					offset=2;
				} else if ( HC_gauge_hot == i ) {
					offset=1;
				}

				// If gauge is disabled, then draw disabled frame
				if ( !(hud_config_show_flag_is_set(i)) ) {
					offset=3;
				}
			}

			if ( HC_gauge_regions[i].bitmap >= 0 ) {
				Assert(offset < HC_gauge_regions[i].nframes);
				gr_set_bitmap(HC_gauge_regions[i].bitmap+offset);
				gr_bitmap(HC_gauge_regions[i].x, HC_gauge_regions[i].y, GR_RESIZE_MENU);
			}
		}
		*/
	}
}

void hud_config_init(bool API_Access, int x, int y, int w)
{
	hud_config_init_ui(API_Access, x, y, w);
	hud_config_backup(); // save the HUD configuration in case the player decides to cancel changes
	HUD_config_inited = 1;
}

/*!
 * @brief check mouse position against all ui buttons using the ui mask
 *
 */
void hud_config_check_regions()
{
	int			i;
	UI_BUTTON	*b;

	for ( i=0; i<NUM_HUD_GAUGES; i++ ) {
		b = &HC_gauge_regions[gr_screen.res][i].button;

		// check for mouse over gauges
		if ( b->button_hilighted() ) {
			HC_gauge_hot = i;
		}

		if ( b->pressed() ) {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_gauge_selected = i;

			// turn off select all
			hud_config_select_all_toggle(0);			
			
			// maybe setup rgb sliders
			if(HC_gauge_regions[gr_screen.res][i].use_iff){
				HC_color_sliders[HCS_RED].hide();
				HC_color_sliders[HCS_GREEN].hide();
				HC_color_sliders[HCS_BLUE].hide();
				HC_color_sliders[HCS_ALPHA].hide();

				HC_color_sliders[HCS_RED].disable();
				HC_color_sliders[HCS_GREEN].disable();
				HC_color_sliders[HCS_BLUE].disable();
				HC_color_sliders[HCS_ALPHA].disable();
			} else {
				HC_color_sliders[HCS_RED].enable();
				HC_color_sliders[HCS_GREEN].enable();
				HC_color_sliders[HCS_BLUE].enable();
				HC_color_sliders[HCS_ALPHA].enable();			

				HC_color_sliders[HCS_RED].unhide();
				HC_color_sliders[HCS_GREEN].unhide();
				HC_color_sliders[HCS_BLUE].unhide();
				HC_color_sliders[HCS_ALPHA].unhide();				

				HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV(HUD_config.clr[i].red) );
				HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV(HUD_config.clr[i].green) );
				HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV(HUD_config.clr[i].blue) );
				HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV(HUD_config.clr[i].alpha) );
			}

			// recalc alpha slider
			hud_config_recalc_alpha_slider();
		}
	}
}

/*!
 * @brief check mouse position against all hud gauge preview display using mouse coordinates instead of a mask
 *
 */
void hud_config_check_regions_by_mouse(int mx, int my)
{
	for (int i = 0; i < NUM_HUD_GAUGES; i++) {
		HC_gauge_region *bi = &HC_gauge_regions[gr_screen.res][i];
		int iw = 0;
		int ih = 0;
		if (bi->bitmap > 0) {
			bm_get_info(bi->bitmap, &iw, &ih, nullptr);
			iw = (int)(iw * HC_gauge_scale);
			ih = (int)(ih * HC_gauge_scale);
			if (mx < HC_gauge_coords[i].x)
				continue;
			if (mx > (HC_gauge_coords[i].x + iw))
				continue;
			if (my < HC_gauge_coords[i].y)
				continue;
			if (my > (HC_gauge_coords[i].y + ih))
				continue;
			// if we've got here, must be a hit
			HC_gauge_hot = i;
			break;
		}
	}
}

// set the display flags for a HUD gauge
void hud_config_set_gauge_flags(int gauge_index, int on_flag, int popup_flag)
{
	if ( on_flag ) {
		hud_config_show_flag_set(gauge_index);
	} else {
		hud_config_show_flag_clear(gauge_index);
	}

	if ( popup_flag ) {
		hud_config_popup_flag_set(gauge_index);
	} else {
		hud_config_popup_flag_clear(gauge_index);
	}
}

void hud_config_record_color(int in_color)
{
	HUD_config.main_color = in_color;
	HUD_color_red = HC_colors[in_color].r;
	HUD_color_green = HC_colors[in_color].g;
	HUD_color_blue = HC_colors[in_color].b;
}

// Set the HUD color
void hud_config_set_color(int in_color)
{
	int idx;	

	hud_config_record_color(in_color);

	HUD_init_hud_color_array();

	// apply the color to all gauges
	for(idx=0; idx<NUM_HUD_GAUGES; idx++){
		gr_init_alphacolor(&HUD_config.clr[idx], HC_colors[in_color].r, HC_colors[in_color].g, HC_colors[in_color].b, (HUD_color_alpha+1)*16);
	}
}

void hud_config_stuff_colors(int r, int g, int b)
{
	int idx;

	// apply the color to all gauges
	for(idx=0; idx<NUM_HUD_GAUGES; idx++){
		gr_init_alphacolor(&HUD_config.clr[idx], r, g, b, 255);
	}
}

void hud_config_cancel(bool change_state)
{
	hud_config_restore();

	if (change_state) {
		gameseq_post_event(GS_EVENT_PREVIOUS_STATE);
	}
}

void hud_config_commit()
{
	gamesnd_play_iface(InterfaceSounds::COMMIT_PRESSED);
	gameseq_post_event(GS_EVENT_PREVIOUS_STATE);
}

// move gauge state from on->off->popup
void hud_cycle_gauge_status()
{
	if ( HC_gauge_selected < 0 ) {
		return;
	}

	// gauge is off, move to popup
	if ( !(hud_config_show_flag_is_set(HC_gauge_selected)) ) {
		if ( HC_gauge_regions[gr_screen.res][HC_gauge_selected].can_popup ) {
			hud_config_set_gauge_flags(HC_gauge_selected, 1, 1);	
		} else {
			hud_config_set_gauge_flags(HC_gauge_selected, 1, 0);	
		}
		return;
	}

	// if gauge is popup, move to on
	if ( hud_config_popup_flag_is_set(HC_gauge_selected) ) {
		hud_config_set_gauge_flags(HC_gauge_selected, 1, 0);
		return;
	}
	
	// gauge must be on, move to off
	hud_config_set_gauge_flags(HC_gauge_selected, 0, 0);
}

// handle keyboard input while in hud config
void hud_config_handle_keypresses(int k)
{
	switch(k) {
	case KEY_ESC:
		hud_config_cancel();
		break;
	case KEY_CTRLED+KEY_ENTER:
		hud_config_commit();
		break;
	case KEY_TAB:
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		hud_cycle_gauge_status();
		break;
	}
}

// Handlers for when buttons get pressed
void hud_config_button_do(int n)
{
	int idx;
	char name[256] = "";

	switch (n) {
	case HCB_AMBER:
		hud_config_set_color(HUD_COLOR_AMBER);
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		break;
	case HCB_BLUE:
		hud_config_set_color(HUD_COLOR_BLUE);
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		break;
	case HCB_GREEN:
		hud_config_set_color(HUD_COLOR_GREEN);
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		break;
	case HCB_ON:
		if ( HC_gauge_selected < 0 ) {
			break;
		}
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		hud_config_set_gauge_flags(HC_gauge_selected,1,0);
		break;
	case HCB_OFF:
		if ( HC_gauge_selected < 0 ) {
			break;
		}
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		hud_config_set_gauge_flags(HC_gauge_selected,0,0);
		break;
	case HCB_POPUP:
		if ( HC_gauge_selected < 0 ) {
			break;
		}
		gamesnd_play_iface(InterfaceSounds::USER_SELECT);
		hud_config_set_gauge_flags(HC_gauge_selected,1,1);
		break;
	case HCB_RESET:
		gamesnd_play_iface(InterfaceSounds::RESET_PRESSED);
		hud_config_select_all_toggle(0);
		hud_set_default_hud_config(Player);
		hud_config_synch_ui(false);
		break;
	case HCB_ACCEPT:
		hud_config_commit();
		break;

	// new stuff
	case HCB_RED_UP:
		if( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) >= 255){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) + 1)  );
			hud_config_red_slider();			
		}		
		break;

	case HCB_GREEN_UP:
		if( HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) >= 255){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) + 1) );
			hud_config_green_slider();
		}		
		break;

	case HCB_BLUE_UP:
		if( HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) >= 255){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) + 1) );
			hud_config_blue_slider();
		}		
		break;

	case HCB_I_UP:
		if( HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem()) >= 255){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem()) + 1) );
			hud_config_alpha_slider_up();
		}		
		break;

	case HCB_RED_DOWN:
		if( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) <= 0){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) - 1) );
			hud_config_red_slider();
		}		
		break;

	case HCB_GREEN_DOWN:
		if( HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) <= 0){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) - 1) );
			hud_config_green_slider();
		}		
		break;

	case HCB_BLUE_DOWN:
		if( HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) <= 0){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) - 1) );
			hud_config_blue_slider();
		}		
		break;

	case HCB_I_DOWN:
		if( HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem()) <= 0){
			gamesnd_play_iface(InterfaceSounds::GENERAL_FAIL);
		} else {
			gamesnd_play_iface(InterfaceSounds::USER_SELECT);
			HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV( HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem()) - 1) );
			hud_config_alpha_slider_down();
		}		
		break;

	case HCB_SAVE_HCF:		
		int exists;
		const char *out;

		// get the text in the input control
		exists = 0;
		HC_fname_input.get_text(name);
		if(name[0] != '\0'){
			// if the filename in there already exists
			for (idx = 0; idx < (int)HC_preset_filenames.size(); idx++) {
				if (!stricmp(HC_preset_filenames[idx].c_str(), name)) {
					exists = 1;
				}
			}
		}

		// already exists?
		if(exists){
			// save the file			
			out = cf_add_ext(name, ".hcf");
			hud_config_color_save(out);
			break;
		}

		// save the file, maybe generating a new filename
		if(strlen(name) <= 0){
			sprintf(name, "hud_%d.hcf", (int)HC_preset_filenames.size());
			out = name;
		} else {
			out = cf_add_ext(name, ".hcf");
		}
		HC_preset_filenames.push_back(out);
		hud_config_color_save(out);		

		HC_fname_input.set_text(out);
		break;

	case HCB_PREV_HCF:
		if (HC_preset_filenames.size() <= 0) {
			break;
		}

		if(HC_current_file <= 0){
			HC_current_file = (int)(HC_preset_filenames.size() - 1);
		} else {
			HC_current_file--;
		}
		// load em up
		hud_config_color_load(HC_preset_filenames[HC_current_file].c_str());
		hud_config_synch_ui(false);

		HC_fname_input.set_text(HC_preset_filenames[HC_current_file].c_str());
		break;

	case HCB_NEXT_HCF:
		if (HC_preset_filenames.size() <= 0) {
			break;
		}

		if ((++HC_current_file) >= static_cast<int> (HC_preset_filenames.size())) {
			HC_current_file = 0;
		}

		// load em up		
		hud_config_color_load(HC_preset_filenames[HC_current_file].c_str());
		hud_config_synch_ui(false);

		HC_fname_input.set_text(HC_preset_filenames[HC_current_file].c_str());
		break;

	case HCB_SELECT_ALL:				
		hud_config_select_all_toggle(!HC_select_all);
		break;	

	default:
		Int3();
		break;
	}
}

// Check if any buttons have been pressed
void hud_config_check_buttons()
{
	int			i;
	UI_BUTTON	*b;

	for ( i=0; i<NUM_HUD_BUTTONS; i++ ) {
		b = &HC_buttons[gr_screen.res][i].button;
		if ( b->pressed() ) {
			hud_config_button_do(i);
		}
	}
}

// set the hud color button
void hud_config_draw_color_status()
{
	if ( HC_buttons[gr_screen.res][HCB_AMBER].button.button_down() || HC_buttons[gr_screen.res][HCB_GREEN].button.button_down() || HC_buttons[gr_screen.res][HCB_BLUE].button.button_down() ) {
		return;
	}

	switch(HUD_config.main_color) {
	case HUD_COLOR_AMBER:
		HC_buttons[gr_screen.res][HCB_AMBER].button.draw_forced(2);
		break;
	case HUD_COLOR_GREEN:
		HC_buttons[gr_screen.res][HCB_GREEN].button.draw_forced(2);
		break;
	case HUD_COLOR_BLUE:
		HC_buttons[gr_screen.res][HCB_BLUE].button.draw_forced(2);
		break;
	}
}

// set the status (on/off/popup) for the selected gauge
void hud_config_draw_gauge_status()
{
	if ( HC_gauge_selected < 0 ) {
		return;
	}

	if ( HC_buttons[gr_screen.res][HCB_OFF].button.button_down() || HC_buttons[gr_screen.res][HCB_POPUP].button.button_down() || HC_buttons[gr_screen.res][HCB_ON].button.button_down() ) {
		return;
	}

	// check if off
	if ( !(hud_config_show_flag_is_set(HC_gauge_selected)) ) {
		HC_buttons[gr_screen.res][HCB_OFF].button.draw_forced(2);
		return;
	}

	// check if popup
	if ( hud_config_popup_flag_is_set(HC_gauge_selected) ) {
		HC_buttons[gr_screen.res][HCB_POPUP].button.draw_forced(2);
		return;
	}

	// check if on
	if ( hud_config_show_flag_is_set(HC_gauge_selected) ) {
		HC_buttons[gr_screen.res][HCB_ON].button.draw_forced(2);
		return;
	}

	Int3();	// should never get here
}

// disable a HUD config button
void hud_config_button_disable(int index)
{
	// HC_buttons[gr_screen.res][index].button.hide();
	HC_buttons[gr_screen.res][index].button.disable();
}

// enable a HUD config button
void hud_config_button_enable(int index)
{
	// HC_buttons[gr_screen.res][index].button.unhide();
	HC_buttons[gr_screen.res][index].button.enable();
}

// determine if on/off/popup buttons should be shown
void hud_config_set_button_state()
{
	if ( HC_gauge_selected < 0 ) {
		hud_config_button_disable(HCB_ON);
		hud_config_button_disable(HCB_OFF);
		hud_config_button_disable(HCB_POPUP);
		return;
	}

	// on/off are always on
	hud_config_button_enable(HCB_ON);
	hud_config_button_enable(HCB_OFF);

	// popup is maybe available
	if ( HC_gauge_regions[gr_screen.res][HC_gauge_selected].can_popup ) {
		hud_config_button_enable(HCB_POPUP);
	} else {
		hud_config_button_disable(HCB_POPUP);
	}
}

void hud_config_render_description()
{
	int w,h,sx,sy;

	if ( HC_gauge_selected >= 0 ) {
		gr_set_color_fast(&Color_normal);

		gr_get_string_size(&w, &h, HC_gauge_descriptions(HC_gauge_selected));
		sx = fl2i(HC_gauge_description_coords[gr_screen.res][0] + (HC_gauge_description_coords[gr_screen.res][2] - w)/2.0f);
		sy = HC_gauge_description_coords[gr_screen.res][1];
		gr_string(sx, sy, HC_gauge_descriptions(HC_gauge_selected), GR_RESIZE_MENU);
	}
}

void hud_config_render_special_bitmaps()
{
	/*
	int i;
	for (i=1; i<NUM_HC_SPECIAL_BITMAPS; i++) {
		if (HC_special_bitmaps[i].bitmap >= 0) {
			gr_set_bitmap(HC_special_bitmaps[i].bitmap);
			gr_bitmap(HC_special_bitmaps[i].x, HC_special_bitmaps[i].y, GR_RESIZE_MENU);
		}
	}
	*/
}

// update HUD_color_alpha based on brightness slider
void hud_config_update_brightness()
{
	// HUD_color_alpha = HC_sliders[gr_screen.res][HC_BRIGHTNESS_SLIDER].slider.pos+3;
	// Assert(HUD_color_alpha >= HUD_COLOR_ALPHA_USER_MIN);
	// Assert(HUD_color_alpha <= HUD_COLOR_ALPHA_USER_MAX);
}

// redraw any pressed buttons, needed since the glow on pressed buttons might get clipped off by
// adjacent buttons otherwise
void hud_config_redraw_pressed_buttons()
{
	int			i;
	UI_BUTTON	*b;

	for ( i = 0; i < NUM_HUD_BUTTONS; i++ ) {
		b = &HC_buttons[gr_screen.res][i].button;
		if ( b->button_down() ) {
			b->draw_forced(2);
		}
	}
}

void hud_config_do_frame(float /*frametime*/, bool API_Access, int mx, int my)
{
	int k;

	if (!HUD_config_inited) {
		hud_config_init();
	}

	// If we don't have a mask, we don't have enough data to do anything with this screen.
	if (!API_Access && (HC_background_bitmap_mask == -1)) {
		popup_game_feature_not_in_demo();
		gameseq_post_event(GS_EVENT_PREVIOUS_STATE);
		return;
	}

	HC_gauge_hot = -1;

	if (!API_Access) {
		hud_config_set_button_state();

		k = HC_ui_window.process();

		hud_config_handle_keypresses(k);
		hud_config_check_regions();
		hud_config_check_buttons();
		hud_config_update_brightness();

		// set the background
		GR_MAYBE_CLEAR_RES(HC_background_bitmap);
		if (HC_background_bitmap > 0) {
			gr_set_bitmap(HC_background_bitmap);
			gr_bitmap(0, 0, GR_RESIZE_MENU);
		}

		// rgb slider/button stuff
		hud_config_process_colors();

		HC_ui_window.draw();
		hud_config_redraw_pressed_buttons();

		hud_config_draw_gauge_status();
		hud_config_draw_color_status();

		/*
		if (HC_special_bitmaps[HC_SPECIAL_RETICLE].bitmap >= 0) {
			hud_set_default_color();
			gr_set_bitmap(HC_special_bitmaps[HC_SPECIAL_RETICLE].bitmap);
			gr_aabitmap(HC_special_bitmaps[HC_SPECIAL_RETICLE].x, HC_special_bitmaps[HC_SPECIAL_RETICLE].y,
		GR_RESIZE_MENU);
		}
		*/

		// maybe force draw the select all button
		if (HC_select_all) {
			HC_buttons[gr_screen.res][HCB_SELECT_ALL].button.draw_forced(2);
		}
	} else {
		hud_config_check_regions_by_mouse(mx, my);
	}

	hud_config_render_gauges(API_Access);

	if (!API_Access) {
		hud_config_render_special_bitmaps();
		hud_config_render_description();

		gr_flip();
	}
}

void hud_config_unload_gauges()
{
	int					i;
	HC_gauge_region	*hg;

	for (i=0; i<NUM_HUD_GAUGES; i++) {
		hg = &HC_gauge_regions[gr_screen.res][i];

		if ( hg->bitmap >= 0 ) {
			bm_release(hg->bitmap);
		}

		hg->bitmap=-1;
		hg->nframes=0;
	}
}

// hud_config_close() is called when the player leaves the hud configuration screen
//
void hud_config_close(bool API_Access)
{
//	common_free_interface_palette();		// restore game palette
	hud_config_unload_gauges();

	HC_preset_filenames.clear();

	if (!API_Access) {
		if (HC_background_bitmap != -1) {
			bm_release(HC_background_bitmap);
		}

		HC_ui_window.destroy();

		if (HC_background_bitmap_mask != -1) {
			bm_release(HC_background_bitmap_mask);
		}
	}

	HUD_config_inited = 0;
}

// hud_set_default_hud_config() will set the hud configuration to default values
void hud_set_default_hud_config(player * /*p*/, const char* filename)
{
	int idx;

	HUD_color_alpha = HUD_COLOR_ALPHA_DEFAULT;
	HUD_config.main_color = HUD_COLOR_GREEN;
	HUD_color_red = HC_colors[HUD_config.main_color].r;
	HUD_color_green = HC_colors[HUD_config.main_color].g;
	HUD_color_blue = HC_colors[HUD_config.main_color].b;

	for(idx=0; idx<NUM_HUD_GAUGES; idx++){
		gr_init_alphacolor(&HUD_config.clr[idx], HUD_color_red, HUD_color_green, HUD_color_blue, (HUD_color_alpha+1)*16);
	}

	HUD_config.show_flags = HUD_config_default_flags;
	HUD_config.show_flags2 = HUD_config_default_flags2;
	HUD_config.popup_flags = HUD_default_popup_mask;
	HUD_config.popup_flags2 = HUD_default_popup_mask2;
	HUD_config.num_msg_window_lines			= 4;	// one more than is actually visible
	HUD_config.rp_flags = RP_DEFAULT;
	HUD_config.rp_dist = RR_INFINITY;
	HUD_config.is_observer = 0;

	// load up the default colors
	hud_config_color_load(filename);
}

// hud_config_restore() will restore the hud configuration the player started with when the 
// hud configuration screen was started
//
void hud_config_restore()
{
	HUD_config = HUD_config_backup;
}

// hud_config_backup() will save the players hud configuration when they enter the hud configuration
// screen.  This is done in case the player decides to cancel the changes that were made.
//
void hud_config_backup()
{
	HUD_config_backup = HUD_config;
}

void hud_config_as_observer(ship *shipp,ai_info *aif)
{
	// store the current hud
	hud_config_backup();

	// initialize the observer HUD
	hud_observer_init(shipp,aif);	
}

void hud_config_as_player()
{
	if (HUD_config.is_observer) {		// If he was observer before
		hud_config_restore();
	}
} 

// ---------------------------------------------------------------------------------------------------------------
// RGB color stuff
//

void hud_config_color_save(const char *name)
{
	int idx;
	CFILE* out     = cfopen(name, "wt", CFILE_NORMAL, CF_TYPE_PLAYERS, false,
                        CF_LOCATION_ROOT_USER | CF_LOCATION_ROOT_GAME | CF_LOCATION_TYPE_ROOT);
	char vals[255] = "";

	// bad
	if(out == NULL){
		Int3();
		return;
	}	

	// write out all gauges
	for(idx=0; idx<NUM_HUD_GAUGES; idx++){
		cfputs("+Gauge: ", out);
		cfputs(HC_gauge_descriptions(idx), out);		
		cfputs("\n", out);
		cfputs("+RGBA: ", out);
		sprintf(vals, "%d %d %d %d\n\n", HUD_config.clr[idx].red, HUD_config.clr[idx].green, HUD_config.clr[idx].blue, HUD_config.clr[idx].alpha);
		cfputs(vals, out);
	}
	
	// close the file
	cfclose(out);	
}

void hud_config_color_load(const char *name)
{
	int idx;
	char str[1024];
	ubyte r, g, b, a;

	const char *fname = cf_add_ext(name, ".hcf");

	try
	{
		read_file_text(fname);
		reset_parse();

		// First, set all gauges to the current main color
		for (idx = 0; idx < NUM_HUD_GAUGES; idx++){
			gr_init_alphacolor(&HUD_config.clr[idx], HUD_color_red, HUD_color_green, HUD_color_blue, (HUD_color_alpha + 1) * 16);
		}

		// Now read in the color values for the gauges
		while (optional_string("+Gauge:")) {
			stuff_string(str, F_NAME, sizeof(str));

			required_string("+RGBA:");
			stuff_ubyte(&r);
			stuff_ubyte(&g);
			stuff_ubyte(&b);
			stuff_ubyte(&a);

			for (idx = 0; idx < NUM_HUD_GAUGES; idx++) {
				if (!stricmp(str, HC_gauge_descriptions(idx))) {
					HUD_config.clr[idx].red = r;
					HUD_config.clr[idx].green = g;
					HUD_config.clr[idx].blue = b;
					HUD_config.clr[idx].alpha = a;
					break;
				}
			}
		}
	}
	catch (const parse::ParseException& e)
	{
		mprintf(("HUDCONFIG: Unable to parse '%s'!  Error message = %s.\n", fname, e.what()));
		return;
	}
}

void hud_config_alpha_slider_up()
{	
	int pos = HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem());
	int max = std::max({ HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) });

	// if this would put the brightest element past its limit, skip
	if(max >= 255){
		HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV(pos - 1) );
		return;
	}
	
	// otherwise bump everybody up by one
	HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) + 1) );	
	HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) + 1) );
	HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) + 1) );
	
	// apply -- Cyborg17 -- Unless you have nothing to apply it to!
	if(HC_select_all){
		hud_config_stuff_colors( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) );
	} else if (HC_gauge_selected >= 0) {
		gr_init_alphacolor(&HUD_config.clr[HC_gauge_selected], HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()), 255);
	}
}

void hud_config_alpha_slider_down()
{	
	int pos = HCS_CONV(HC_color_sliders[HCS_ALPHA].get_currentItem());
	int min = MIN(MIN( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) ), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) );

	// if this would put the brightest element past its limit, skip
	if(min <= 0){
		HC_color_sliders[HCS_ALPHA].force_currentItem( HCS_CONV(pos + 1) );
		return;
	}
	
	// otherwise bump everybody up by one
	HC_color_sliders[HCS_RED].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) - 1) );	
	HC_color_sliders[HCS_GREEN].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) - 1) );
	HC_color_sliders[HCS_BLUE].force_currentItem( HCS_CONV(HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) - 1) );	

	// apply -- Cyborg17 -- Unless you have nothing to apply it to!
	if(HC_select_all){
		hud_config_stuff_colors( HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()) );
	} else if (HC_gauge_selected >= 0) {
		gr_init_alphacolor(&HUD_config.clr[HC_gauge_selected], HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()), HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem()), 255);
	}
}

void hud_config_recalc_alpha_slider()
{
	int avg =HC_color_sliders[HCS_RED].get_currentItem() + HC_color_sliders[HCS_GREEN].get_currentItem() + HC_color_sliders[HCS_BLUE].get_currentItem();
	avg /= 3;
	HC_color_sliders[HCS_ALPHA].force_currentItem( avg );
}

void hud_config_red_slider()
{
	int idx;
	int pos = HCS_CONV(HC_color_sliders[HCS_RED].get_currentItem()) ;

	// select all ?
	if(HC_select_all){
		for(idx=0; idx<NUM_HUD_GAUGES; idx++){
			gr_init_alphacolor(&HUD_config.clr[idx], pos, HUD_config.clr[idx].green, HUD_config.clr[idx].blue, HUD_config.clr[idx].alpha);
		}
	}
	// individual gauge
	else {
		if(HC_gauge_selected < 0){
			return;
		}

		// get slider position	
		gr_init_alphacolor(&HUD_config.clr[HC_gauge_selected], pos, HUD_config.clr[HC_gauge_selected].green, HUD_config.clr[HC_gauge_selected].blue, HUD_config.clr[HC_gauge_selected].alpha);
	}	

	hud_config_recalc_alpha_slider();
}

void hud_config_green_slider()
{
	int idx;
	int pos = HCS_CONV(HC_color_sliders[HCS_GREEN].get_currentItem()) ;

	// select all ?
	if(HC_select_all){
		for(idx=0; idx<NUM_HUD_GAUGES; idx++){
			gr_init_alphacolor(&HUD_config.clr[idx], HUD_config.clr[idx].red, pos, HUD_config.clr[idx].blue, HUD_config.clr[idx].alpha);
		}
	}
	// individual gauge
	else {
		if(HC_gauge_selected < 0){
			return;
		}

		// get slider position	
		gr_init_alphacolor(&HUD_config.clr[HC_gauge_selected], HUD_config.clr[HC_gauge_selected].red, pos, HUD_config.clr[HC_gauge_selected].blue, HUD_config.clr[HC_gauge_selected].alpha);
	}	

	hud_config_recalc_alpha_slider();
}

void hud_config_blue_slider()
{
	int idx;
	int pos = HCS_CONV(HC_color_sliders[HCS_BLUE].get_currentItem());

	// select all ?
	if(HC_select_all){
		for(idx=0; idx<NUM_HUD_GAUGES; idx++){
			gr_init_alphacolor(&HUD_config.clr[idx], HUD_config.clr[idx].red, HUD_config.clr[idx].green, pos, HUD_config.clr[idx].alpha);
		}
	}
	// individual gauge
	else {
		if(HC_gauge_selected < 0){
			return;
		}

		// get slider position	
		gr_init_alphacolor(&HUD_config.clr[HC_gauge_selected], HUD_config.clr[HC_gauge_selected].red, HUD_config.clr[HC_gauge_selected].green, pos, HUD_config.clr[HC_gauge_selected].alpha);
	}	

	hud_config_recalc_alpha_slider();
}

void hud_config_process_colors()
{	
}

void hud_config_preset_init()
{
	HC_current_file = -1;
	HC_preset_filenames.clear();
	cf_get_file_list(HC_preset_filenames, CF_TYPE_PLAYERS, "*.hcf", CF_SORT_NAME, nullptr,
						CF_LOCATION_ROOT_USER | CF_LOCATION_ROOT_GAME | CF_LOCATION_TYPE_ROOT);
}

void hud_config_delete_preset(SCP_string filename)
{
	filename += ".hcf"; //cfile strips the extension when adding to the list, so add it back here
	cf_delete(filename.c_str(), CF_TYPE_PLAYERS,
		CF_LOCATION_ROOT_USER | CF_LOCATION_ROOT_GAME | CF_LOCATION_TYPE_ROOT);

	// Reload the presets from file.
	hud_config_preset_init();
}

void hud_config_select_all_toggle(int toggle, bool API_Access)
{	
	int r, g, b, a;

	// if we're turning off
	if(!toggle){				
		// determine if on/off/popup buttons should be shown
		if (!API_Access) {
			hud_config_set_button_state();
		}

		HC_select_all = 0;
	} else {
		// synch stuff up
		hud_config_synch_ui(API_Access);
		
		// if we had a gauge previously selected, use its color everywhere
		if(HC_gauge_selected < 0){
			r = HUD_config.clr[HUD_RADAR].red;
			g = HUD_config.clr[HUD_RADAR].green;
			b = HUD_config.clr[HUD_RADAR].blue;			
			a = HUD_config.clr[HUD_RADAR].alpha;
		} else {
			r = HUD_config.clr[HC_gauge_selected].red;
			g = HUD_config.clr[HC_gauge_selected].green;
			b = HUD_config.clr[HC_gauge_selected].blue;			
			a = HUD_config.clr[HC_gauge_selected].alpha;
		}
		hud_config_stuff_colors(r, g, b);

		// no gauge selected
		HC_gauge_selected = -1;		

		// enable all sliders
		if (!API_Access) {
			HC_color_sliders[HCS_RED].enable();
			HC_color_sliders[HCS_GREEN].enable();
			HC_color_sliders[HCS_BLUE].enable();
			HC_color_sliders[HCS_ALPHA].enable();
			HC_color_sliders[HCS_RED].unhide();
			HC_color_sliders[HCS_GREEN].unhide();
			HC_color_sliders[HCS_BLUE].unhide();
			HC_color_sliders[HCS_ALPHA].unhide();
			HC_color_sliders[HCS_RED].force_currentItem(HCS_CONV(r));
			HC_color_sliders[HCS_GREEN].force_currentItem(HCS_CONV(g));
			HC_color_sliders[HCS_BLUE].force_currentItem(HCS_CONV(b));
			HC_color_sliders[HCS_ALPHA].force_currentItem(HCS_CONV(a));

			// recalc alpha
			hud_config_recalc_alpha_slider();

			// disable all three buttons
			hud_config_button_disable(HCB_ON);
			hud_config_button_disable(HCB_OFF);
			hud_config_button_disable(HCB_POPUP);
		}

		HC_select_all = 1;
	}
}