/*
** sbarinfo_display.cpp
**
** Contains all functions required for the display of custom statusbars.
**
**---------------------------------------------------------------------------
** Copyright 2008 Braden Obrzut
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
**    notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
**    notice, this list of conditions and the following disclaimer in the
**    documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
**    derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/

#include "doomtype.h"
#include "doomstat.h"
#include "v_font.h"
#include "v_video.h"
#include "sbar.h"
#include "r_defs.h"
#include "w_wad.h"
#include "m_random.h"
#include "d_player.h"
#include "st_stuff.h"
#include "r_local.h"
#include "m_swap.h"
#include "a_keys.h"
#include "templates.h"
#include "i_system.h"
#include "sbarinfo.h"
#include "gi.h"
#include "r_translate.h"
#include "r_main.h"
#include "a_weaponpiece.h"
#include "a_strifeglobal.h"
#include "g_level.h"
#include "v_palette.h"

static FRandom pr_chainwiggle; //use the same method of chain wiggling as heretic.

#define ST_RAMPAGETIME	(TICRATE*2)
#define ARTIFLASH_OFFSET (invBarOffset+6)

EXTERN_CVAR(Int, fraglimit)
EXTERN_CVAR(Int, screenblocks)
EXTERN_CVAR(Bool, vid_fps)
EXTERN_CVAR(Bool, hud_scale)

enum
{
	imgARTIBOX,
	imgSELECTBOX,
	imgCURSOR,
	imgINVLFGEM1,
	imgINVLFGEM2,
	imgINVRTGEM1,
	imgINVRTGEM2,
};

//Used for shading
FBarShader::FBarShader(bool vertical, bool reverse) //make an alpha map
{
	int i;

	Width = vertical ? 2 : 256;
	Height = vertical ? 256 : 2;
	CalcBitSize();

	// Fill the column/row with shading values.
	// Vertical shaders have have minimum alpha at the top
	// and maximum alpha at the bottom, unless flipped by
	// setting reverse to true. Horizontal shaders are just
	// the opposite.
	if (vertical)
	{
		if (!reverse)
		{
			for (i = 0; i < 256; ++i)
			{
				Pixels[i] = i;
				Pixels[256+i] = i;
			}
		}
		else
		{
			for (i = 0; i < 256; ++i)
			{
				Pixels[i] = 255 - i;
				Pixels[256+i] = 255 -i;
			}
		}
	}
	else
	{
		if (!reverse)
		{
			for (i = 0; i < 256; ++i)
			{
				Pixels[i*2] = 255 - i;
				Pixels[i*2+1] = 255 - i;
			}
		}
		else
		{
			for (i = 0; i < 256; ++i)
			{
				Pixels[i*2] = i;
				Pixels[i*2+1] = i;
			}
		}
	}
	DummySpan[0].TopOffset = 0;
	DummySpan[0].Length = vertical ? 256 : 2;
	DummySpan[1].TopOffset = 0;
	DummySpan[1].Length = 0;
}

const BYTE *FBarShader::GetColumn(unsigned int column, const Span **spans_out)
{
	if (spans_out != NULL)
	{
		*spans_out = DummySpan;
	}
	return Pixels + ((column & WidthMask) << HeightBits);
}

const BYTE *FBarShader::GetPixels()
{
	return Pixels;
}

void FBarShader::Unload()
{
}

//SBarInfo Display
DSBarInfo::DSBarInfo (SBarInfo *script) : DBaseStatusBar(script->height),
	shader_horz_normal(false, false),
	shader_horz_reverse(false, true),
	shader_vert_normal(true, false),
	shader_vert_reverse(true, true)
{
	this->script = script;

	static const char *InventoryBarLumps[] =
	{
		"ARTIBOX",	"SELECTBO", "INVCURS",	"INVGEML1",
		"INVGEML2",	"INVGEMR1",	"INVGEMR2",
		"USEARTIA", "USEARTIB", "USEARTIC", "USEARTID",
	};
	TArray<const char *> patchnames;
	patchnames.Resize(script->Images.Size()+10);
	unsigned int i = 0;
	for(i = 0;i < script->Images.Size();i++)
	{
		patchnames[i] = script->Images[i];
	}
	for(i = 0;i < 10;i++)
	{
		patchnames[i+script->Images.Size()] = InventoryBarLumps[i];
	}
	for (i = 0;i < numskins;i++)
	{
		AddFaceToImageCollection (&skins[i], &Images);
	}
	invBarOffset = script->Images.Size();
	Images.Init(&patchnames[0], patchnames.Size());
	drawingFont = V_GetFont("ConFont");
	oldHealth = 0;
	oldArmor = 0;
	chainWiggle = 0;
	artiflash = 4;
	currentPopup = POP_None;
	pendingPopup = POP_None;
}

DSBarInfo::~DSBarInfo ()
{
	Images.Uninit();
}

void DSBarInfo::Draw (EHudState state)
{
	DBaseStatusBar::Draw(state);
	int hud = STBAR_NORMAL;
	if(state == HUD_StatusBar)
	{
		if(script->completeBorder) //Fill the statusbar with the border before we draw.
		{
			FTexture *b = TexMan[gameinfo.border->b];
			R_DrawBorder(viewwindowx, viewwindowy + viewheight + b->GetHeight(), viewwindowx + viewwidth, SCREENHEIGHT);
			if(screenblocks == 10)
				screen->FlatFill(viewwindowx, viewwindowy + viewheight, viewwindowx + viewwidth, viewwindowy + viewheight + b->GetHeight(), b, true);
		}
		if(script->automapbar && automapactive)
		{
			hud = STBAR_AUTOMAP;
		}
		else
		{
			hud = STBAR_NORMAL;
		}
	}
	else if(state == HUD_Fullscreen)
	{
		hud = STBAR_FULLSCREEN;
	}
	else
	{
		hud = STBAR_NONE;
	}
	if(script->huds[hud].forceScaled) //scale the statusbar
	{
		SetScaled(true, true);
		setsizeneeded = true;
	}
	doCommands(script->huds[hud], 0, 0, script->huds[hud].alpha);
	if(CPlayer->inventorytics > 0 && !(level.flags & LEVEL_NOINVENTORYBAR))
	{
		if(state == HUD_StatusBar)
		{
			// No overlay?  Lets cancel it.
			if(script->huds[STBAR_INVENTORY].commands.Size() == 0)
				CPlayer->inventorytics = 0;
			else
				doCommands(script->huds[STBAR_INVENTORY], 0, 0, script->huds[STBAR_INVENTORY].alpha);
		}
		else if(state == HUD_Fullscreen)
		{
			if(script->huds[STBAR_INVENTORYFULLSCREEN].commands.Size() == 0)
				CPlayer->inventorytics = 0;
			else
				doCommands(script->huds[STBAR_INVENTORYFULLSCREEN], 0, 0, script->huds[STBAR_INVENTORYFULLSCREEN].alpha);
		}
	}
	if(currentPopup != POP_None)
	{
		int popbar = 0;
		if(currentPopup == POP_Log)
			popbar = STBAR_POPUPLOG;
		else if(currentPopup == POP_Keys)
			popbar = STBAR_POPUPKEYS;
		else if(currentPopup == POP_Status)
			popbar = STBAR_POPUPSTATUS;
		doCommands(script->huds[popbar], script->popups[currentPopup-1].getXOffset(), script->popups[currentPopup-1].getYOffset(),
			script->popups[currentPopup-1].getAlpha(script->huds[popbar].alpha));
	}
}

void DSBarInfo::NewGame ()
{
	if (CPlayer != NULL)
	{
		AttachToPlayer (CPlayer);
	}
}

void DSBarInfo::AttachToPlayer (player_t *player)
{
	DBaseStatusBar::AttachToPlayer(player);
//	MugShot.CurrentState = NULL;
}

void DSBarInfo::SetMugShotState (const char *state_name, bool wait_till_done, bool reset)
{
	MugShot.SetState(state_name, wait_till_done, reset);
}

void DSBarInfo::Tick ()
{
	DBaseStatusBar::Tick();
	if(level.time & 1)
		chainWiggle = pr_chainwiggle() & 1;
	if(!script->interpolateHealth)
	{
		oldHealth = CPlayer->health;
	}
	else
	{
		int health = script->lowerHealthCap ? CPlayer->health : CPlayer->mo->health;
		if(oldHealth > health)
		{
			oldHealth -= clamp((oldHealth - health), 1, script->interpolationSpeed);
		}
		else if(oldHealth < CPlayer->health)
		{
			oldHealth += clamp((health - oldHealth), 1, script->interpolationSpeed);
		}
	}
	AInventory *armor = CPlayer->mo->FindInventory<ABasicArmor>();
	if(armor == NULL)
	{
		oldArmor = 0;
	}
	else
	{
		if(!script->interpolateArmor)
		{
			oldArmor = armor->Amount;
		}
		else
		{
			if(oldArmor > armor->Amount)
			{
				oldArmor -= clamp((oldArmor - armor->Amount) >> 2, 1, script->armorInterpolationSpeed);
			}
			else if(oldArmor < armor->Amount)
			{
				oldArmor += clamp((armor->Amount - oldArmor) >> 2, 1, script->armorInterpolationSpeed);
			}
		}
	}
	if(artiflash)
	{
		artiflash--;
	}

	MugShot.Tick(CPlayer);
	if(currentPopup != POP_None)
	{
		script->popups[currentPopup-1].tick();
		if(script->popups[currentPopup-1].opened == false && script->popups[currentPopup-1].isDoneMoving())
		{
			currentPopup = pendingPopup;
			if(currentPopup != POP_None)
				script->popups[currentPopup-1].open();
		}
	}
}

void DSBarInfo::ReceivedWeapon(AWeapon *weapon)
{
	MugShot.bEvilGrin = true;
}

void DSBarInfo::FlashItem(const PClass *itemtype)
{
	artiflash = 4;
}

void DSBarInfo::ShowPop(int popnum)
{
	DBaseStatusBar::ShowPop(popnum);
	if(popnum != currentPopup)
	{
		pendingPopup = popnum;
	}
	else
		pendingPopup = POP_None;
	if(currentPopup != POP_None)
		script->popups[currentPopup-1].close();
	else
	{
		currentPopup = pendingPopup;
		pendingPopup = POP_None;
		if(currentPopup != POP_None)
			script->popups[currentPopup-1].open();
	}
}

void DSBarInfo::doCommands(SBarInfoBlock &block, int xOffset, int yOffset, int alpha)
{
	//prepare ammo counts
	AAmmo *ammo1, *ammo2;
	int ammocount1, ammocount2;
	GetCurrentAmmo(ammo1, ammo2, ammocount1, ammocount2);
	ABasicArmor *armor = CPlayer->mo->FindInventory<ABasicArmor>();
	int health = CPlayer->mo->health;
	int armorAmount = armor != NULL ? armor->Amount : 0;
	if(script->interpolateHealth)
	{
		health = oldHealth;
	}
	if(script->interpolateArmor)
	{
		armorAmount = oldArmor;
	}
	for(unsigned int i = 0;i < block.commands.Size();i++)
	{
		SBarInfoCommand& cmd = block.commands[i];
		switch(cmd.type) //read and execute all the commands
		{
			case SBARINFO_DRAWSWITCHABLEIMAGE: //draw the alt image if we don't have the item else this is like a normal drawimage
			{
				// DrawSwitchable image allows 2 or 4 images to be supplied.
				// drawAlt toggles these:
				// 1 = first image
				// 2 = second image
				// 3 = thrid image
				// 0 = last image
				int drawAlt = 0;
				if((cmd.flags & DRAWIMAGE_WEAPONSLOT)) //weaponslots
				{
					drawAlt = 1; //draw off state until we know we have something.
					for (int i = 0; i < MAX_WEAPONS_PER_SLOT; i++)
					{
						const PClass *weap = LocalWeapons.Slots[cmd.value].GetWeapon(i);
						if(weap == NULL)
						{
							continue;
						}
						else if(CPlayer->mo->FindInventory(weap) != NULL)
						{
							drawAlt = 0;
							break;
						}
					}
				}
				else if((cmd.flags & DRAWIMAGE_INVULNERABILITY))
				{
					if(CPlayer->cheats&CF_GODMODE)
					{
						drawAlt = 1;
					}
				}
				else if(cmd.flags & DRAWIMAGE_KEYSLOT)
				{
					bool found1 = false;
					bool found2 = false;
					drawAlt = 1;

					for(AInventory *item = CPlayer->mo->Inventory;item != NULL;item = item->Inventory)
					{
						if(item->IsKindOf(RUNTIME_CLASS(AKey)))
						{
							int keynum = static_cast<AKey *>(item)->KeyNumber;

							if(keynum == cmd.value)
								found1 = true;
							if(cmd.flags & DRAWIMAGE_SWITCHABLE_AND && keynum == cmd.special4) // two keys
								found2 = true;
						}
					}

					if(cmd.flags & DRAWIMAGE_SWITCHABLE_AND)
					{
						if(found1 && found2)
							drawAlt = 0;
						else if(found1)
							drawAlt = 2;
						else if(found2)
							drawAlt = 3;
					}
					else
					{
						if(found1)
							drawAlt = 0;
					}
				}
				else //check the inventory items and draw selected sprite
				{
					AInventory* item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0]));
					if(item == NULL || item->Amount == 0)
						drawAlt = 1;
					if((cmd.flags & DRAWIMAGE_SWITCHABLE_AND))
					{
						item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[1]));
						if((item != NULL && item->Amount != 0) && drawAlt == 0) //both
						{
							drawAlt = 0;
						}
						else if((item != NULL && item->Amount != 0) && drawAlt == 1) //2nd
						{
							drawAlt = 3;
						}
						else if((item == NULL || item->Amount == 0) && drawAlt == 0) //1st
						{
							drawAlt = 2;
						}
					}
				}
				if(drawAlt != 0) //draw 'off' image
				{
					if(cmd.special != -1 && drawAlt == 1)
						DrawGraphic(Images[cmd.special], cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, !!(cmd.flags & DRAWIMAGE_TRANSLATABLE), false, !!(cmd.flags & DRAWIMAGE_OFFSET));
					else if(cmd.special2 != -1 && drawAlt == 2)
						DrawGraphic(Images[cmd.special2], cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, !!(cmd.flags & DRAWIMAGE_TRANSLATABLE), false, !!(cmd.flags & DRAWIMAGE_OFFSET));
					else if(cmd.special3 != -1 && drawAlt == 3)
						DrawGraphic(Images[cmd.special3], cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, !!(cmd.flags & DRAWIMAGE_TRANSLATABLE), false, (cmd.flags & DRAWIMAGE_OFFSET));
					break;
				}
			}
			case SBARINFO_DRAWIMAGE:
			{
				FTexture *texture = NULL;
				if((cmd.flags & DRAWIMAGE_PLAYERICON))
					texture = TexMan[CPlayer->mo->ScoreIcon];
				else if((cmd.flags & DRAWIMAGE_AMMO1))
				{
					if(ammo1 != NULL)
						texture = TexMan[ammo1->Icon];
				}
				else if((cmd.flags & DRAWIMAGE_AMMO2))
				{
					if(ammo2 != NULL)
						texture = TexMan[ammo2->Icon];
				}
				else if((cmd.flags & DRAWIMAGE_ARMOR))
				{
					if(armor != NULL && armor->Amount != 0)
						texture = TexMan(armor->Icon);
				}
				else if((cmd.flags & DRAWIMAGE_WEAPONICON))
				{
					AWeapon *weapon = CPlayer->ReadyWeapon;
					if(weapon != NULL && weapon->Icon.isValid())
					{
						texture = TexMan[weapon->Icon];
					}
				}
				else if(cmd.flags & DRAWIMAGE_SIGIL)
				{
					AInventory *item = CPlayer->mo->FindInventory<ASigil>();
					if (item != NULL)
						texture = TexMan[item->Icon];
				}
				else if(cmd.flags & DRAWIMAGE_HEXENARMOR)
				{
					AHexenArmor *harmor = CPlayer->mo->FindInventory<AHexenArmor>();
					if (harmor != NULL)
					{
						if (harmor->Slots[cmd.value] > 0 && harmor->SlotsIncrement[cmd.value] > 0)
						{
							//combine the alpha values
							alpha = fixed_t(((double) alpha / (double) FRACUNIT) * ((double) MIN<fixed_t> (OPAQUE, Scale(harmor->Slots[cmd.value], OPAQUE, harmor->SlotsIncrement[cmd.value])) / (double) OPAQUE) * FRACUNIT);
							texture = Images[cmd.image_index];
						}
						else
							break;
					}
				}
				else if((cmd.flags & DRAWIMAGE_INVENTORYICON))
					texture = TexMan[cmd.sprite_index];
				else if(cmd.image_index >= 0)
					texture = Images[cmd.image_index];

				// if we reach here with DRAWIMAGE_HEXENARMOR set we know we want it to be dim.
				DrawGraphic(texture, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, !!(cmd.flags & DRAWIMAGE_TRANSLATABLE), false, (cmd.flags & (DRAWIMAGE_OFFSET_CENTER|DRAWIMAGE_OFFSET_CENTERBOTTOM)));
				break;
			}
			case SBARINFO_DRAWNUMBER:
			{
				int value = cmd.value;
				if(drawingFont != cmd.font)
				{
					drawingFont = cmd.font;
				}
				if(cmd.flags & DRAWNUMBER_HEALTH)
				{
					value = health;
					if(script->lowerHealthCap && value < 0) //health shouldn't display negatives
					{
						value = 0;
					}
				}
				else if(cmd.flags & DRAWNUMBER_ARMOR)
				{
					value = armorAmount;
				}
				else if(cmd.flags & DRAWNUMBER_AMMO1)
				{
					value = ammocount1;
					if(ammo1 == NULL) //no ammo, do not draw
					{
						continue;
					}
				}
				else if(cmd.flags & DRAWNUMBER_AMMO2)
				{
					value = ammocount2;
					if(ammo2 == NULL) //no ammo, do not draw
					{
						continue;
					}
				}
				else if(cmd.flags & DRAWNUMBER_AMMO)
				{
					const PClass* ammo = PClass::FindClass(cmd.string[0]);
					AInventory* item = CPlayer->mo->FindInventory(ammo);
					if(item != NULL)
					{
						value = item->Amount;
					}
					else
					{
						value = 0;
					}
				}
				else if(cmd.flags & DRAWNUMBER_AMMOCAPACITY)
				{
					const PClass* ammo = PClass::FindClass(cmd.string[0]);
					AInventory* item = CPlayer->mo->FindInventory(ammo);
					if(item != NULL)
					{
						value = item->MaxAmount;
					}
					else
					{
						value = ((AInventory *)GetDefaultByType(ammo))->MaxAmount;
					}
				}
				else if(cmd.flags & DRAWNUMBER_FRAGS)
					value = CPlayer->fragcount;
				else if(cmd.flags & DRAWNUMBER_KILLS)
					value = level.killed_monsters;
				else if(cmd.flags & DRAWNUMBER_MONSTERS)
					value = level.total_monsters;
				else if(cmd.flags & DRAWNUMBER_ITEMS)
					value = level.found_items;
				else if(cmd.flags & DRAWNUMBER_TOTALITEMS)
					value = level.total_items;
				else if(cmd.flags & DRAWNUMBER_SECRETS)
					value = level.found_secrets;
				else if(cmd.flags & DRAWNUMBER_TOTALSECRETS)
					value = level.total_secrets;
				else if(cmd.flags & DRAWNUMBER_ARMORCLASS)
				{
					AHexenArmor *harmor = CPlayer->mo->FindInventory<AHexenArmor>();
					if(harmor != NULL)
					{
						value = harmor->Slots[0] + harmor->Slots[1] +
							harmor->Slots[2] + harmor->Slots[3] + harmor->Slots[4];
					}
					//Hexen counts basic armor also so we should too.
					if(armor != NULL)
					{
						value += armor->SavePercent;
					}
					value /= (5*FRACUNIT);
				}
				else if(cmd.flags & DRAWNUMBER_GLOBALVAR)
					value = ACS_GlobalVars[cmd.value];
				else if(cmd.flags & DRAWNUMBER_GLOBALARRAY)
					value = ACS_GlobalArrays[cmd.value][consoleplayer];
				else if(cmd.flags & DRAWNUMBER_POWERUPTIME)
				{
					//Get the PowerupType and check to see if the player has any in inventory.
					const PClass* powerupType = ((APowerupGiver*) GetDefaultByType(PClass::FindClass(cmd.string[0])))->PowerupType;
					APowerup* powerup = (APowerup*) CPlayer->mo->FindInventory(powerupType);
					if(powerup != NULL)
					{
						value = powerup->EffectTics / TICRATE + 1;
					}
				}
				else if(cmd.flags & DRAWNUMBER_INVENTORY)
				{
					AInventory* item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0]));
					if(item != NULL)
					{
						value = item->Amount;
					}
					else
					{
						value = 0;
					}
				}
				bool fillzeros = !!(cmd.flags & DRAWNUMBER_FILLZEROS);
				bool drawshadow = !!(cmd.flags & DRAWNUMBER_DRAWSHADOW);
				EColorRange translation = cmd.translation;
				if(cmd.special3 != -1 && value <= cmd.special3) //low
					translation = cmd.translation2;
				else if(cmd.special4 != -1 && value >= cmd.special4) //high
					translation = cmd.translation3;
				if((cmd.flags & DRAWNUMBER_WHENNOTZERO) && value == 0)
					break;
				DrawNumber(value, cmd.special, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, translation, cmd.special2, fillzeros, drawshadow);
				break;
			}
			case SBARINFO_DRAWMUGSHOT:
			{
				bool xdth = false;
				bool animatedgodmode = false;
				if(cmd.flags & DRAWMUGSHOT_XDEATHFACE)
					xdth = true;
				if(cmd.flags & DRAWMUGSHOT_ANIMATEDGODMODE)
					animatedgodmode = true;
				int stateflags = cmd.flags & (DRAWMUGSHOT_XDEATHFACE | DRAWMUGSHOT_ANIMATEDGODMODE | DRAWMUGSHOT_DISABLEGRIN | DRAWMUGSHOT_DISABLEOUCH | DRAWMUGSHOT_DISABLEPAIN | DRAWMUGSHOT_DISABLERAMPAGE);
				DrawFace(cmd.string[0], cmd.special, stateflags, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets);
				break;
			}
			case SBARINFO_DRAWSELECTEDINVENTORY:
				if(CPlayer->mo->InvSel != NULL && !(level.flags & LEVEL_NOINVENTORYBAR))
				{
					int offsetflags = (cmd.flags & DRAWSELECTEDINVENTORY_CENTER) ? DRAWIMAGE_OFFSET_CENTER : 0;
					offsetflags |= (cmd.flags & DRAWSELECTEDINVENTORY_CENTERBOTTOM) ? DRAWIMAGE_OFFSET_CENTERBOTTOM : 0;
					if((cmd.flags & DRAWSELECTEDINVENTORY_ARTIFLASH) && artiflash)
					{
						DrawGraphic(Images[ARTIFLASH_OFFSET+(4-artiflash)], cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, false, CPlayer->mo->InvSel->Amount <= 0, offsetflags);
					}
					else
					{
						DrawGraphic(TexMan(CPlayer->mo->InvSel->Icon), cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, false, CPlayer->mo->InvSel->Amount <= 0, offsetflags);
					}
					if((cmd.flags & DRAWSELECTEDINVENTORY_ALWAYSSHOWCOUNTER) || CPlayer->mo->InvSel->Amount != 1)
					{
						if(drawingFont != cmd.font)
						{
							drawingFont = cmd.font;
						}
						DrawNumber(CPlayer->mo->InvSel->Amount, 3, cmd.special2, cmd.special3, xOffset, yOffset, alpha, block.fullScreenOffsets, cmd.translation, cmd.special4, false, !!(cmd.flags & DRAWSELECTEDINVENTORY_DRAWSHADOW));
					}
				}
				else if((cmd.flags & DRAWSELECTEDINVENTORY_ALTERNATEONEMPTY))
				{
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				break;
			case SBARINFO_DRAWINVENTORYBAR:
			{
				bool alwaysshow = false;
				bool artibox = true;
				bool noarrows = false;
				bool alwaysshowcounter = false;
				int bgalpha = alpha;
				if((cmd.flags & DRAWINVENTORYBAR_ALWAYSSHOW))
					alwaysshow = true;
				if((cmd.flags & DRAWINVENTORYBAR_NOARTIBOX))
					artibox = false;
				if((cmd.flags & DRAWINVENTORYBAR_NOARROWS))
					noarrows = true;
				if((cmd.flags & DRAWINVENTORYBAR_ALWAYSSHOWCOUNTER))
					alwaysshowcounter = true;
				if(cmd.flags & DRAWINVENTORYBAR_TRANSLUCENT)
					bgalpha = fixed_t((((double) alpha / (double) FRACUNIT) * ((double) HX_SHADOW / (double) FRACUNIT)) * FRACUNIT);
				if(drawingFont != cmd.font)
				{
					drawingFont = cmd.font;
				}
				DrawInventoryBar(cmd.special, cmd.value, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, alwaysshow, cmd.special2, cmd.special3, cmd.translation, artibox, noarrows, alwaysshowcounter, bgalpha);
				break;
			}
			case SBARINFO_DRAWBAR:
			{
				if(cmd.image_index == -1 || Images[cmd.image_index] == NULL)
					break; //don't draw anything.
				bool horizontal = !!((cmd.special2 & DRAWBAR_HORIZONTAL));
				bool reverse = !!((cmd.special2 & DRAWBAR_REVERSE));
				fixed_t value = 0;
				int max = 0;
				if(cmd.flags == DRAWNUMBER_HEALTH)
				{
					value = health;
					if(value < 0) //health shouldn't display negatives
					{
						value = 0;
					}
					if(!(cmd.special2 & DRAWBAR_COMPAREDEFAULTS))
					{
						AInventory* item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0])); //max comparer
						if(item != NULL)
						{
							max = item->Amount;
						}
						else
						{
							max = 0;
						}
					}
					else //default to the class's health
					{
						max = CPlayer->mo->GetMaxHealth() + CPlayer->stamina;
					}
				}
				else if(cmd.flags == DRAWNUMBER_ARMOR)
				{
					value = armorAmount;
					if(!((cmd.special2 & DRAWBAR_COMPAREDEFAULTS) == DRAWBAR_COMPAREDEFAULTS))
					{
						AInventory* item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0])); //max comparer
						if(item != NULL)
						{
							max = item->Amount;
						}
						else
						{
							max = 0;
						}
					}
					else //default to 100
					{
						max = 100;
					}
				}
				else if(cmd.flags == DRAWNUMBER_AMMO1)
				{
					value = ammocount1;
					if(ammo1 == NULL) //no ammo, draw as empty
					{
						value = 0;
						max = 1;
					}
					else
						max = ammo1->MaxAmount;
				}
				else if(cmd.flags == DRAWNUMBER_AMMO2)
				{
					value = ammocount2;
					if(ammo2 == NULL) //no ammo, draw as empty
					{
						value = 0;
						max = 1;
					}
					else
						max = ammo2->MaxAmount;
				}
				else if(cmd.flags == DRAWNUMBER_AMMO)
				{
					const PClass* ammo = PClass::FindClass(cmd.string[0]);
					AInventory* item = CPlayer->mo->FindInventory(ammo);
					if(item != NULL)
					{
						value = item->Amount;
						max = item->MaxAmount;
					}
					else
					{
						value = 0;
					}
				}
				else if(cmd.flags == DRAWNUMBER_FRAGS)
				{
					value = CPlayer->fragcount;
					max = fraglimit;
				}
				else if(cmd.flags == DRAWNUMBER_KILLS)
				{
					value = level.killed_monsters;
					max = level.total_monsters;
				}
				else if(cmd.flags == DRAWNUMBER_ITEMS)
				{
					value = level.found_items;
					max = level.total_items;
				}
				else if(cmd.flags == DRAWNUMBER_SECRETS)
				{
					value = level.found_secrets;
					max = level.total_secrets;
				}
				else if(cmd.flags == DRAWNUMBER_INVENTORY)
				{
					AInventory* item = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0]));
					if(item != NULL)
					{
						value = item->Amount;
						max = item->MaxAmount;
					}
					else
					{
						value = 0;
					}
				}
				else if(cmd.flags & DRAWNUMBER_POWERUPTIME)
				{
					//Get the PowerupType and check to see if the player has any in inventory.
					APowerupGiver* powerupGiver = (APowerupGiver*) GetDefaultByType(PClass::FindClass(cmd.string[0]));
					const PClass* powerupType = powerupGiver->PowerupType;
					APowerup* powerup = (APowerup*) CPlayer->mo->FindInventory(powerupType);
					if(powerup != NULL && powerupType != NULL && powerupGiver != NULL)
					{
						value = powerup->EffectTics + 1;
						if(powerupGiver->EffectTics == 0) //if 0 we need to get the default from the powerup
							max = ((APowerup*) GetDefaultByType(powerupType))->EffectTics + 1;
						else
							max = powerupGiver->EffectTics + 1;
					}
				}
				if(cmd.special3 != 0)
					value = max - value; //invert since the new drawing method requires drawing the bg on the fg.
				if(max != 0 && value > 0)
				{
					value = (value << FRACBITS) / max;
					if(value > FRACUNIT)
						value = FRACUNIT;
				}
				else if(cmd.special3 != 0 && max == 0 && value <= 0)
				{
					value = FRACUNIT;
				}
				else
				{
					value = 0;
				}
				assert(Images[cmd.image_index] != NULL);

				FTexture *fg = Images[cmd.image_index];
				FTexture *bg = (cmd.special != -1) ? Images[cmd.special] : NULL;
				int x, y, w, h;
				int cx, cy, cw, ch, cr, cb;

				// These still need to be caclulated for the clear call.
				if(!block.fullScreenOffsets)
				{
					// Calc real screen coordinates for bar
					x = cmd.x + ST_X + xOffset;
					y = cmd.y + ST_Y + yOffset;
					w = fg->GetScaledWidth();
					h = fg->GetScaledHeight();
					if (Scaled)
					{
						screen->VirtualToRealCoordsInt(x, y, w, h, 320, 200, true);
					}
				}
				else
				{
					x = cmd.x + xOffset;
					y = cmd.y + yOffset;
					w = fg->GetScaledWidth();
					h = fg->GetScaledHeight();
					if(vid_fps && x < 0 && y >= 0)
						y += 10;
				}

				if(cmd.special3 != 0)
				{
					//Draw the whole foreground
					DrawGraphic(fg, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets);
				}
				else
				{
					// Draw background
					if (bg != NULL && bg->GetScaledWidth() == fg->GetScaledWidth() && bg->GetScaledHeight() == fg->GetScaledHeight())
					{
						DrawGraphic(bg, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets);
					}
					else
					{
						screen->Clear(x, y, x + w, y + h, GPalette.BlackIndex, 0);
					}
				}

				if(!block.fullScreenOffsets)
				{
					// Calc clipping rect for background
					cx = cmd.x + ST_X + cmd.special3 + xOffset;
					cy = cmd.y + ST_Y + cmd.special3 + yOffset;
					cw = fg->GetScaledWidth() - fg->GetScaledLeftOffset() - cmd.special3 * 2;
					ch = fg->GetScaledHeight() - fg->GetScaledTopOffset() - cmd.special3 * 2;
					if (Scaled)
					{
						screen->VirtualToRealCoordsInt(cx, cy, cw, ch, 320, 200, true);
					}
				}
				else
				{
					cx = cmd.x + cmd.special3 + xOffset;
					cy = cmd.y + cmd.special3 + yOffset;
					cw = fg->GetScaledWidth() - fg->GetScaledLeftOffset() - cmd.special3 * 2;
					ch = fg->GetScaledHeight() - fg->GetScaledTopOffset() - cmd.special3 * 2;
					if(vid_fps && x < 0 && y >= 0)
						y += 10;
				}

				if (horizontal)
				{
					if ((cmd.special3 != 0 && reverse) || (cmd.special3 == 0 && !reverse))
					{ // left to right
						cr = cx + FixedMul(cw, value);
					}
					else
					{ // right to left
						cr = cx + cw;
						cx += FixedMul(cw, FRACUNIT - value);
					}
					cb = cy + ch;
				}
				else
				{
					if ((cmd.special3 != 0 && reverse) || (cmd.special3 == 0 && !reverse))
					{ // bottom to top
						cb = cy + ch;
						cy += FixedMul(ch, FRACUNIT - value);
					}
					else
					{ // top to bottom
						cb = cy + FixedMul(ch, value);
					}
					cr = cx + cw;
				}
				// Fix the clipping for fullscreenoffsets.
				if(block.fullScreenOffsets && y < 0)
				{
					cy = hud_scale ? SCREENHEIGHT + (cy*CleanYfac) : SCREENHEIGHT + cy;
					cb = hud_scale ? SCREENHEIGHT + (cb*CleanYfac) : SCREENHEIGHT + cb;
				}
				else if(block.fullScreenOffsets && hud_scale)
				{
					cy *= CleanYfac;
					cb *= CleanYfac;
				}
				if(block.fullScreenOffsets && x < 0)
				{
					cx = hud_scale ? SCREENWIDTH + (cx*CleanXfac) : SCREENWIDTH + cx;
					cr = hud_scale ? SCREENWIDTH + (cr*CleanXfac) : SCREENWIDTH + cr;
				}
				else if(block.fullScreenOffsets && hud_scale)
				{
					cx *= CleanXfac;
					cr *= CleanXfac;
				}

				// Draw background
				if(cmd.special3 != 0)
				{
					if (bg != NULL && bg->GetScaledWidth() == fg->GetScaledWidth() && bg->GetScaledHeight() == fg->GetScaledHeight())
					{
						if(!block.fullScreenOffsets)
						{
							screen->DrawTexture(bg, x, y,
								DTA_DestWidth, w,
								DTA_DestHeight, h,
	  	 						DTA_ClipLeft, cx,
								DTA_ClipTop, cy,
								DTA_ClipRight, cr,
								DTA_ClipBottom, cb,
								DTA_Alpha, alpha,
								TAG_DONE);
						}
						else
						{
							screen->DrawTexture(bg, x, y,
								DTA_DestWidth, w,
								DTA_DestHeight, h,
								DTA_ClipLeft, cx,
								DTA_ClipTop, cy,
								DTA_ClipRight, cr,
								DTA_ClipBottom, cb,
								DTA_Alpha, alpha,
								DTA_HUDRules, HUD_Normal,
								TAG_DONE);
						}
					}
					else
					{
						screen->Clear(cx, cy, cr, cb, GPalette.BlackIndex, 0);
					}
				}
				else
				{
					if(!block.fullScreenOffsets)
					{
						screen->DrawTexture(fg, x, y,
							DTA_DestWidth, w,
							DTA_DestHeight, h,
							DTA_ClipLeft, cx,
							DTA_ClipTop, cy,
							DTA_ClipRight, cr,
							DTA_ClipBottom, cb,
							DTA_Alpha, alpha,
							TAG_DONE);
					}
					else
					{
						screen->DrawTexture(fg, x, y,
							DTA_DestWidth, w,
							DTA_DestHeight, h,
							DTA_ClipLeft, cx,
							DTA_ClipTop, cy,
							DTA_ClipRight, cr,
							DTA_ClipBottom, cb,
							DTA_Alpha, alpha,
							DTA_HUDRules, HUD_Normal,
							TAG_DONE);
					}
				}
				break;
			}
			case SBARINFO_DRAWGEM:
			{
				int value = (cmd.flags & DRAWGEM_ARMOR) ? armorAmount : health;
				int max = (cmd.flags & DRAWGEM_ARMOR) ? 100 : CPlayer->mo->GetMaxHealth() + CPlayer->stamina;
				bool wiggle = false;
				bool translate = !!(cmd.flags & DRAWGEM_TRANSLATABLE);
				if(max != 0 || value < 0)
				{
					value = (value*100)/max;
					if(value > 100)
						value = 100;
				}
				else
				{
					value = 0;
				}
				value = (cmd.flags & DRAWGEM_REVERSE) ? 100 - value : value;
				if(health != CPlayer->health)
				{
					wiggle = !!(cmd.flags & DRAWGEM_WIGGLE);
				}
				DrawGem(Images[cmd.special], Images[cmd.image_index], value, cmd.x, cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, cmd.special2, cmd.special3, cmd.special4+1, wiggle, translate);
				break;
			}
			case SBARINFO_DRAWSHADER:
			{
				FBarShader *const shaders[4] =
				{
					&shader_horz_normal, &shader_horz_reverse,
					&shader_vert_normal, &shader_vert_reverse
				};
				bool vertical = !!(cmd.flags & DRAWSHADER_VERTICAL);
				bool reverse = !!(cmd.flags & DRAWSHADER_REVERSE);
				int x = cmd.x + xOffset;
				int y = cmd.y + yOffset;
				int w = cmd.special;
				int h = cmd.special2;
				if(!block.fullScreenOffsets)
				{
					x += ST_X;
					y += ST_Y;
					if(Scaled)
						screen->VirtualToRealCoordsInt(x, y, w, h, 320, 200, true);
				}
				else
				{
					if(vid_fps && x < 0 && y >= 0)
						y += 10;
				}
				if(!block.fullScreenOffsets)
				{
					screen->DrawTexture (shaders[(vertical << 1) + reverse], x, y,
						DTA_DestWidth, w,
						DTA_DestHeight, h,
						DTA_Alpha, alpha,
						DTA_AlphaChannel, true,
						DTA_FillColor, 0,
						TAG_DONE);
				}
				else
				{
					screen->DrawTexture (shaders[(vertical << 1) + reverse], x, y,
						DTA_DestWidth, w,
						DTA_DestHeight, h,
						DTA_Alpha, alpha,
						DTA_AlphaChannel, true,
						DTA_FillColor, 0,
						DTA_HUDRules, HUD_Normal,
						TAG_DONE);
				}
				break;
			}
			case SBARINFO_DRAWSTRING:
				if(drawingFont != cmd.font)
				{
					drawingFont = cmd.font;
				}
				DrawString(cmd.string[0], cmd.x - drawingFont->StringWidth(cmd.string[0]), cmd.y, xOffset, yOffset, alpha, block.fullScreenOffsets, cmd.translation, cmd.special);
				break;
			case SBARINFO_DRAWKEYBAR:
			{
				bool vertical = !!(cmd.flags & DRAWKEYBAR_VERTICAL);
				AInventory *item = CPlayer->mo->Inventory;
				if(item == NULL)
					break;
				int slotOffset = 0;
				int rowOffset = 0;
				int rowWidth = 0;
				for(int i = 0;i < cmd.value+cmd.special2;i++)
				{
					while(!item->Icon.isValid() || !item->IsKindOf(RUNTIME_CLASS(AKey)))
					{
						item = item->Inventory;
						if(item == NULL)
							goto FinishDrawKeyBar;
					}
					if(i >= cmd.special2) //Should we start drawing?
					{
						if(!vertical)
						{
							DrawGraphic(TexMan[item->Icon], cmd.x+slotOffset, cmd.y+rowOffset, xOffset, yOffset, alpha, block.fullScreenOffsets);
							rowWidth = cmd.special4 == -1 ? TexMan[item->Icon]->GetScaledHeight()+2 : cmd.special4;
						}
						else
						{
							DrawGraphic(TexMan[item->Icon], cmd.x+rowOffset, cmd.y+slotOffset, xOffset, yOffset, alpha, block.fullScreenOffsets);
							rowWidth = cmd.special4 == -1 ? TexMan[item->Icon]->GetScaledWidth()+2 : cmd.special4;
						}
	
						// If cmd.special is -1 then the slot size is auto detected
						if(cmd.special == -1)
						{
							if(!vertical)
								slotOffset += TexMan[item->Icon]->GetScaledWidth() + 2;
							else
								slotOffset += TexMan[item->Icon]->GetScaledHeight() + 2;
						}
						else
							slotOffset += cmd.special;

						if(cmd.special3 > 0 && (i % cmd.special3 == cmd.special3-1))
						{
							if(cmd.flags & DRAWKEYBAR_REVERSEROWS)
								rowOffset -= rowWidth;
							else
								rowOffset += rowWidth;
							rowWidth = 0;
							slotOffset = 0;
						}
					}

					item = item->Inventory;
					if(item == NULL)
						break;
				}
			FinishDrawKeyBar:
				break;
			}
			case SBARINFO_GAMEMODE:
				if(((cmd.flags & GAMETYPE_SINGLEPLAYER) && !multiplayer) ||
					((cmd.flags & GAMETYPE_DEATHMATCH) && deathmatch) ||
					((cmd.flags & GAMETYPE_COOPERATIVE) && multiplayer && !deathmatch) ||
					((cmd.flags & GAMETYPE_TEAMGAME) && teamplay))
				{
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				break;
			case SBARINFO_PLAYERCLASS:
			{
				if(CPlayer->cls == NULL) break; //No class so we can not continue
				int spawnClass = CPlayer->cls->ClassIndex;
				if(cmd.special == spawnClass || cmd.special2 == spawnClass || cmd.special3 == spawnClass)
				{
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				break;
			}
			case SBARINFO_ASPECTRATIO:
				if(CheckRatio(screen->GetWidth(), screen->GetHeight()) == cmd.value)
				{
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				break;
			case SBARINFO_ISSELECTED:
				if(CPlayer->ReadyWeapon != NULL)
				{
					const PClass *weapon1 = PClass::FindClass(cmd.string[0]);
					const PClass *weapon2 = PClass::FindClass(cmd.string[1]);
					if(weapon2 != NULL)
					{
						if((cmd.flags & SBARINFOEVENT_NOT) && (weapon1 != CPlayer->ReadyWeapon->GetSpecies() && weapon2 != CPlayer->ReadyWeapon->GetSpecies()))
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						else if(!(cmd.flags & SBARINFOEVENT_NOT) && (weapon1 == CPlayer->ReadyWeapon->GetSpecies() || weapon2 == CPlayer->ReadyWeapon->GetSpecies()))
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
					}
					else
					{
						if(!(cmd.flags & SBARINFOEVENT_NOT) && weapon1 == CPlayer->ReadyWeapon->GetSpecies())
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						else if((cmd.flags & SBARINFOEVENT_NOT) && weapon1 != CPlayer->ReadyWeapon->GetSpecies())
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
					}
				}
				break;
			case SBARINFO_USESSECONDARYAMMO:
				if((CPlayer->ReadyWeapon->AmmoType2 != NULL && CPlayer->ReadyWeapon->AmmoType2 != CPlayer->ReadyWeapon->AmmoType1 && !(cmd.flags & SBARINFOEVENT_NOT)) ||
					(CPlayer->ReadyWeapon->AmmoType2 == NULL && cmd.flags & SBARINFOEVENT_NOT))
				{
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				break;
			case SBARINFO_HASWEAPONPIECE:
			{
				AInventory *inv;
				AWeaponHolder *hold;
				const PClass *weapon = PClass::FindClass(cmd.string[0]);
				for(inv = CPlayer->mo->Inventory;inv != NULL;inv=inv->Inventory)
				{
					if(inv->IsKindOf(RUNTIME_CLASS(AWeaponHolder)))
					{
						hold = static_cast<AWeaponHolder*>(inv);
						if(hold->PieceWeapon == weapon)
						{
							if(hold->PieceMask & (1 << (cmd.value-1)))
								doCommands(cmd.subBlock, xOffset, yOffset, alpha);
							break;
						}
					}
				}
				break;
			}
			case SBARINFO_INVENTORYBARNOTVISIBLE:
				if(CPlayer->inventorytics <= 0 || (level.flags & LEVEL_NOINVENTORYBAR))
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				break;
			case SBARINFO_WEAPONAMMO:
				if(CPlayer->ReadyWeapon != NULL)
				{
					const PClass *AmmoType1 = CPlayer->ReadyWeapon->AmmoType1;
					const PClass *AmmoType2 = CPlayer->ReadyWeapon->AmmoType2;
					const PClass *IfAmmo1 = PClass::FindClass(cmd.string[0]);
					const PClass *IfAmmo2 = (cmd.flags & SBARINFOEVENT_OR) || (cmd.flags & SBARINFOEVENT_AND) ?
											PClass::FindClass(cmd.string[1]) : NULL;
					bool usesammo1 = (AmmoType1 != NULL);
					bool usesammo2 = (AmmoType2 != NULL);
					if(!(cmd.flags & SBARINFOEVENT_NOT) && !usesammo1 && !usesammo2) //if the weapon doesn't use ammo don't go though the trouble.
					{
						doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						break;
					}
					//Or means only 1 ammo type needs to match and means both need to match.
					if((cmd.flags & SBARINFOEVENT_OR) || (cmd.flags & SBARINFOEVENT_AND))
					{
						bool match1 = ((usesammo1 && (AmmoType1 == IfAmmo1 || AmmoType1 == IfAmmo2)) || !usesammo1);
						bool match2 = ((usesammo2 && (AmmoType2 == IfAmmo1 || AmmoType2 == IfAmmo2)) || !usesammo2);
						if(((cmd.flags & SBARINFOEVENT_OR) && (match1 || match2)) || ((cmd.flags & SBARINFOEVENT_AND) && (match1 && match2)))
						{
							if(!(cmd.flags & SBARINFOEVENT_NOT))
								doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						}
						else if(cmd.flags & SBARINFOEVENT_NOT)
						{
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						}
					}
					else //Every thing here could probably be one long if statement but then it would be more confusing.
					{
						if((usesammo1 && (AmmoType1 == IfAmmo1)) || (usesammo2 && (AmmoType2 == IfAmmo1)))
						{
							if(!(cmd.flags & SBARINFOEVENT_NOT))
								doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						}
						else if(cmd.flags & SBARINFOEVENT_NOT)
						{
							doCommands(cmd.subBlock, xOffset, yOffset, alpha);
						}
					}
				}
				break;
			case SBARINFO_ININVENTORY:
			{
				AInventory *item1 = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[0]));
				AInventory *item2 = CPlayer->mo->FindInventory(PClass::FindClass(cmd.string[1]));
				if(cmd.flags & SBARINFOEVENT_AND)
				{
					if((item1 != NULL && item2 != NULL) && !(cmd.flags & SBARINFOEVENT_NOT))
						doCommands(cmd.subBlock, xOffset, yOffset, alpha);
					else if((item1 == NULL || item2 == NULL) && (cmd.flags & SBARINFOEVENT_NOT))
						doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				else if(cmd.flags & SBARINFOEVENT_OR)
				{
					if((item1 != NULL || item2 != NULL) && !(cmd.flags & SBARINFOEVENT_NOT))
						doCommands(cmd.subBlock, xOffset, yOffset, alpha);
					else if((item1 == NULL && item2 == NULL) && (cmd.flags & SBARINFOEVENT_NOT))
						doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				}
				else if((item1 != NULL) && !(cmd.flags & SBARINFOEVENT_NOT))
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				else if((item1 == NULL) && (cmd.flags & SBARINFOEVENT_NOT))
					doCommands(cmd.subBlock, xOffset, yOffset, alpha);
				break;
			}
		}
	}
}

//draws an image with the specified flags
void DSBarInfo::DrawGraphic(FTexture* texture, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets,
	bool translate, bool dim, int offsetflags) //flags
{
	if (texture == NULL)
		return;

	if(offsetflags & DRAWIMAGE_OFFSET_CENTER)
	{
		x -= (texture->GetScaledWidth()/2)-texture->LeftOffset;
		y -= (texture->GetScaledHeight()/2)-texture->TopOffset;
	}

	x += xOffset;
	y += yOffset;
	int w, h;
	if(!fullScreenOffsets)
	{
		// I'll handle the conversion from fixed to int myself for more control
		fixed_t fx = (x + ST_X) << FRACBITS;
		fixed_t fy = (y + ST_Y) << FRACBITS;
		fixed_t fw = texture->GetScaledWidth() << FRACBITS;
		fixed_t fh = texture->GetScaledHeight() << FRACBITS;
		if(Scaled)
			screen->VirtualToRealCoords(fx, fy, fw, fh, 320, 200, true);
		x = fx >> FRACBITS;
		y = fy >> FRACBITS;
		// Round to nearest
		w = (fw + (FRACUNIT>>1)) >> FRACBITS;
		h = (fh + (FRACUNIT>>1)) >> FRACBITS;
		screen->DrawTexture(texture, x, y,
			DTA_DestWidth, w,
			DTA_DestHeight, h,
			DTA_Translation, translate ? getTranslation() : 0,
			DTA_ColorOverlay, dim ? DIM_OVERLAY : 0,
			DTA_CenterBottomOffset, (offsetflags & DRAWIMAGE_OFFSET_CENTERBOTTOM),
			DTA_Alpha, alpha,
			TAG_DONE);
	}
	else
	{
		w = texture->GetScaledWidth();
		h = texture->GetScaledHeight();
		if(vid_fps && x < 0 && y >= 0)
			y += 10;
		screen->DrawTexture(texture, x, y,
			DTA_DestWidth, w,
			DTA_DestHeight, h,
			DTA_Translation, translate ? getTranslation() : 0,
			DTA_ColorOverlay, dim ? DIM_OVERLAY : 0,
			DTA_CenterBottomOffset, (offsetflags & DRAWIMAGE_OFFSET_CENTERBOTTOM),
			DTA_HUDRules, HUD_Normal,
			DTA_Alpha, alpha,
			TAG_DONE);
	}
}

void DSBarInfo::DrawString(const char* str, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets, EColorRange translation, int spacing, bool drawshadow)
{
	x += spacing;
	while(*str != '\0')
	{
		if(*str == ' ')
		{
			x += drawingFont->GetSpaceWidth();
			str++;
			continue;
		}
		int width;
		if(script->spacingCharacter == '\0') //No monospace?
			width = drawingFont->GetCharWidth((int) *str);
		else
			width = drawingFont->GetCharWidth((int) script->spacingCharacter);
		FTexture* character = drawingFont->GetChar((int) *str, &width);
		if(character == NULL) //missing character.
		{
			str++;
			continue;
		}
		if(script->spacingCharacter == '\0') //If we are monospaced lets use the offset
			x += (character->LeftOffset+1); //ignore x offsets since we adapt to character size

		int rx, ry, rw, rh;
		rx = x + xOffset;
		ry = y + yOffset;
		rw = character->GetScaledWidth();
		rh = character->GetScaledHeight();
		if(!fullScreenOffsets)
		{
			rx += ST_X;
			ry += ST_Y;
			if(Scaled)
				screen->VirtualToRealCoordsInt(rx, ry, rw, rh, 320, 200, true);
		}
		else
		{
			if(vid_fps && x < 0 && y >= 0)
				y += 10;
		}
		if(drawshadow)
		{
			int salpha = fixed_t(((double) alpha / (double) FRACUNIT) * ((double) HR_SHADOW / (double) FRACUNIT) * FRACUNIT);
			if(!fullScreenOffsets)
			{
				screen->DrawTexture(character, rx+2, ry+2,
					DTA_DestWidth, rw,
					DTA_DestHeight, rh,
					DTA_Alpha, salpha,
					DTA_FillColor, 0,
					TAG_DONE);
			}
			else
			{
				screen->DrawTexture(character, rx+2, ry+2,
					DTA_DestWidth, rw,
					DTA_DestHeight, rh,
					DTA_Alpha, salpha,
					DTA_HUDRules, HUD_Normal,
					DTA_FillColor, 0,
					TAG_DONE);
			}
		}
		if(!fullScreenOffsets)
		{
			screen->DrawTexture(character, rx, ry,
				DTA_DestWidth, rw,
				DTA_DestHeight, rh,
				DTA_Translation, drawingFont->GetColorTranslation(translation),
				DTA_Alpha, alpha,
				TAG_DONE);
		}
		else
		{
			screen->DrawTexture(character, rx, ry,
				DTA_DestWidth, rw,
				DTA_DestHeight, rh,
				DTA_Translation, drawingFont->GetColorTranslation(translation),
				DTA_Alpha, alpha,
				DTA_HUDRules, HUD_Normal,
				TAG_DONE);
		}
		if(script->spacingCharacter == '\0')
			x += width + spacing - (character->LeftOffset+1);
		else //width gets changed at the call to GetChar()
			x += drawingFont->GetCharWidth((int) script->spacingCharacter) + spacing;
		str++;
	}
}

//draws the specified number up to len digits
void DSBarInfo::DrawNumber(int num, int len, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets, EColorRange translation, int spacing, bool fillzeros, bool drawshadow)
{
	FString value;
	int maxval = (int) ceil(pow(10., len))-1;
	if(!fillzeros || len == 1)
		num = clamp(num, -maxval, maxval);
	else //The community wanted negatives to take the last digit, but we can only do this if there is room
		num = clamp(num, (int) -(ceil(pow(10., len-1))-1), maxval);
	value.Format("%d", num);
	if(fillzeros)
	{
		if(num < 0) //We don't want the negative just yet
			value.Format("%d", -num);
		while(fillzeros && value.Len() < (unsigned int) len)
		{
			if(num < 0 && value.Len() == (unsigned int) (len-1))
				value.Insert(0, "-");
			else
				value.Insert(0, "0");
		}
	}
	if(script->spacingCharacter == '\0')
		x -= int(drawingFont->StringWidth(value)+(spacing * value.Len()));
	else //monospaced, so just multiplay the character size
		x -= int((drawingFont->GetCharWidth((int) script->spacingCharacter) + spacing) * value.Len());
	DrawString(value, x, y, xOffset, yOffset, alpha, fullScreenOffsets, translation, spacing, drawshadow);
}

//draws the mug shot
void DSBarInfo::DrawFace(const char *defaultFace, int accuracy, int stateflags, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets)
{
	FTexture *face = MugShot.GetFace(CPlayer, defaultFace, accuracy, stateflags);
	if (face != NULL)
	{
		DrawGraphic(face, x, y, xOffset, yOffset, alpha, fullScreenOffsets);
	}
}

void DSBarInfo::DrawInventoryBar(int type, int num, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets, bool alwaysshow,
	int counterx, int countery, EColorRange translation, bool drawArtiboxes, bool noArrows, bool alwaysshowcounter, int bgalpha)
{ //yes, there is some Copy & Paste here too
	AInventory *item;
	int i;
	int spacing = (type != GAME_Strife) ? Images[invBarOffset + imgARTIBOX]->GetScaledWidth() + 1 : Images[invBarOffset + imgCURSOR]->GetScaledWidth() - 1;

	// If the player has no artifacts, don't draw the bar
	CPlayer->mo->InvFirst = ValidateInvFirst(num);
	if(CPlayer->mo->InvFirst != NULL || alwaysshow)
	{
		for(item = CPlayer->mo->InvFirst, i = 0; item != NULL && i < num; item = item->NextInv(), ++i)
		{
			if(drawArtiboxes)
			{
				DrawGraphic(Images[invBarOffset + imgARTIBOX], x+i*spacing, y, xOffset, yOffset, bgalpha, fullScreenOffsets);
			}
			if(type != GAME_Strife) //Strife draws the cursor before the icons
				DrawGraphic(TexMan(item->Icon), x+i*spacing, y, xOffset, yOffset, alpha, fullScreenOffsets, false, item->Amount <= 0);
			if(item == CPlayer->mo->InvSel)
			{
				if(type == GAME_Heretic)
				{
					DrawGraphic(Images[invBarOffset + imgSELECTBOX], x+i*spacing, y+29, xOffset, yOffset, alpha, fullScreenOffsets);
				}
				else if(type == GAME_Hexen)
				{
					DrawGraphic(Images[invBarOffset + imgSELECTBOX], x+i*spacing, y-1, xOffset, yOffset, alpha, fullScreenOffsets);
				}
				else if(type == GAME_Strife)
				{
					DrawGraphic(Images[invBarOffset + imgCURSOR], x+i*spacing-6, y-2, xOffset, yOffset, alpha, fullScreenOffsets);
				}
				else
				{
					DrawGraphic(Images[invBarOffset + imgSELECTBOX], x+i*spacing, y, xOffset, yOffset, alpha, fullScreenOffsets);
				}
			}
			if(type == GAME_Strife)
				DrawGraphic(TexMan(item->Icon), x+i*spacing, y, xOffset, yOffset, alpha, fullScreenOffsets, false, item->Amount <= 0);
			if(alwaysshowcounter || item->Amount != 1)
			{
				DrawNumber(item->Amount, 3, counterx+i*spacing, countery, xOffset, yOffset, alpha, fullScreenOffsets, translation);
			}
		}
		for (; i < num && drawArtiboxes; ++i)
		{
			DrawGraphic(Images[invBarOffset + imgARTIBOX], x+i*spacing, y, xOffset, yOffset, alpha, fullScreenOffsets);
		}
		// Is there something to the left?
		if (!noArrows && CPlayer->mo->FirstInv() != CPlayer->mo->InvFirst)
		{
			DrawGraphic(Images[!(gametic & 4) ?
				invBarOffset + imgINVLFGEM1 : invBarOffset + imgINVLFGEM2], (type != GAME_Strife) ? x-12 : x-14, y, xOffset, yOffset, alpha, fullScreenOffsets);
		}
		// Is there something to the right?
		if (!noArrows && item != NULL)
		{
			DrawGraphic(Images[!(gametic & 4) ?
				invBarOffset + imgINVRTGEM1 : invBarOffset + imgINVRTGEM2], (type != GAME_Strife) ? x+num*31+2 : x+num*35-4, y, xOffset, yOffset, alpha, fullScreenOffsets);
		}
	}
}

//draws heretic/hexen style life gems
void DSBarInfo::DrawGem(FTexture* chain, FTexture* gem, int value, int x, int y, int xOffset, int yOffset, int alpha, bool fullScreenOffsets, int padleft, int padright, int chainsize,
	bool wiggle, bool translate)
{
	if(chain == NULL)
		return;
	if(value > 100)
		value = 100;
	else if(value < 0)
		value = 0;
	if(wiggle)
		y += chainWiggle;
	int chainWidth = chain->GetWidth();
	int offset = (int) (((double) (chainWidth-padleft-padright)/100)*value);
	DrawGraphic(chain, x+(offset%chainsize), y, xOffset, yOffset, alpha, fullScreenOffsets);
	if(gem != NULL)
		DrawGraphic(gem, x+padleft+offset, y, xOffset, yOffset, alpha, fullScreenOffsets, translate);
}

FRemapTable* DSBarInfo::getTranslation()
{
	if(gameinfo.gametype & GAME_Raven)
		return translationtables[TRANSLATION_PlayersExtra][int(CPlayer - players)];
	return translationtables[TRANSLATION_Players][int(CPlayer - players)];
}

IMPLEMENT_CLASS(DSBarInfo);

DBaseStatusBar *CreateCustomStatusBar (int script)
{
	if(SBarInfoScript[script] == NULL)
		I_FatalError("Tried to create a status bar with no script!");
	return new DSBarInfo(SBarInfoScript[script]);
}

DBaseStatusBar *CreateDoomStatusBar ()
{
	return new DSBarInfo(SBarInfoScript[1]);
}