/* $Id$ */

/** @file industry_gui.cpp GUIs related to industries. */

#include "stdafx.h"

#include "openttd.h"

#include "debug.h"

#include "gui.h"

#include "window_gui.h"

#include "textbuf_gui.h"

#include "command_func.h"

#include "viewport_func.h"

#include "gfx_func.h"

#include "industry.h"

#include "town.h"

#include "variables.h"

#include "newgrf.h"

#include "newgrf_industries.h"

#include "newgrf_text.h"

#include "strings_func.h"

#include "map_func.h"

#include "company_func.h"

#include "tilehighlight_func.h"

#include "string_func.h"

#include "sortlist_type.h"

#include "widgets/dropdown_func.h"

#include "company_base.h"

#include "table/strings.h"

#include "table/sprites.h"

bool _ignore_restrictions;

enum CargoSuffixType {

	CST_FUND,

	CST_VIEW,

	CST_DIR,

};

/**

 * Gets the string to display after the cargo name (using callback 37)

 * @param cargo the cargo for which the suffix is requested

 * - 00 - first accepted cargo type

 * - 01 - second accepted cargo type

 * - 02 - third accepted cargo type

 * - 03 - first produced cargo type

 * - 04 - second produced cargo type

 * @param cst the cargo suffix type (for which window is it requested)

 * @param ind the industry (NULL if in fund window)

 * @param ind_type the industry type

 * @param indspec the industry spec

 * @return the string to display

 */

static StringID GetCargoSuffix(uint cargo, CargoSuffixType cst, Industry *ind, IndustryType ind_type, const IndustrySpec *indspec)

{

	if (HasBit(indspec->callback_flags, CBM_IND_CARGO_SUFFIX)) {

		uint16 callback = GetIndustryCallback(CBID_INDUSTRY_CARGO_SUFFIX, 0, (cst << 8) | cargo, ind, ind_type, (cst != CST_FUND) ? ind->xy : INVALID_TILE);

		if (GB(callback, 0, 8) != 0xFF) return GetGRFStringID(indspec->grf_prop.grffile->grfid, 0xD000 + callback);

	}

	return STR_EMPTY;

}

/** Names of the widgets of the dynamic place industries gui */

enum DynamicPlaceIndustriesWidgets {

	DPIW_CLOSEBOX = 0,

	DPIW_CAPTION,

	DPIW_MATRIX_WIDGET,

	DPIW_SCROLLBAR,

	DPIW_INFOPANEL,

	DPIW_FUND_WIDGET,

	DPIW_RESIZE_WIDGET,

};

/** Widget definition of the dynamic place industries gui */

static const Widget _build_industry_widgets[] = {

{   WWT_CLOSEBOX,    RESIZE_NONE,  COLOUR_DARK_GREEN,     0,    10,     0,    13, STR_00C5,                       STR_018B_CLOSE_WINDOW},            // DPIW_CLOSEBOX

{    WWT_CAPTION,   RESIZE_RIGHT,  COLOUR_DARK_GREEN,    11,   169,     0,    13, STR_0314_FUND_NEW_INDUSTRY,     STR_018C_WINDOW_TITLE_DRAG_THIS},  // DPIW_CAPTION

{     WWT_MATRIX,      RESIZE_RB,  COLOUR_DARK_GREEN,     0,   157,    14,   118, 0x801,                          STR_INDUSTRY_SELECTION_HINT},      // DPIW_MATRIX_WIDGET

{  WWT_SCROLLBAR,     RESIZE_LRB,  COLOUR_DARK_GREEN,   158,   169,    14,   118, 0x0,                            STR_0190_SCROLL_BAR_SCROLLS_LIST}, // DPIW_SCROLLBAR

{      WWT_PANEL,     RESIZE_RTB,  COLOUR_DARK_GREEN,     0,   169,   119,   199, 0x0,                            STR_NULL},                         // DPIW_INFOPANEL

{    WWT_TEXTBTN,     RESIZE_RTB,  COLOUR_DARK_GREEN,     0,   157,   200,   211, STR_FUND_NEW_INDUSTRY,          STR_NULL},                         // DPIW_FUND_WIDGET

{  WWT_RESIZEBOX,    RESIZE_LRTB,  COLOUR_DARK_GREEN,   158,   169,   200,   211, 0x0,                            STR_RESIZE_BUTTON},                // DPIW_RESIZE_WIDGET

{   WIDGETS_END},

};

/** Window definition of the dynamic place industries gui */

static const WindowDesc _build_industry_desc = {

	WDP_AUTO, WDP_AUTO, 170, 212, 170, 212,

	WC_BUILD_INDUSTRY, WC_NONE,

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE,

	_build_industry_widgets,

};

class BuildIndustryWindow : public Window {

	int selected_index;                         ///< index of the element in the matrix

	IndustryType selected_type;                 ///< industry corresponding to the above index

	uint16 callback_timer;                      ///< timer counter for callback eventual verification

	bool timer_enabled;                         ///< timer can be used

	uint16 count;                               ///< How many industries are loaded

	IndustryType index[NUM_INDUSTRYTYPES + 1];  ///< Type of industry, in the order it was loaded

	StringID text[NUM_INDUSTRYTYPES + 1];       ///< Text coming from CBM_IND_FUND_MORE_TEXT (if ever)

	bool enabled[NUM_INDUSTRYTYPES + 1];        ///< availability state, coming from CBID_INDUSTRY_AVAILABLE (if ever)

	void SetupArrays()

	{

		IndustryType ind;

		const IndustrySpec *indsp;

		this->count = 0;

		for (uint i = 0; i < lengthof(this->index); i++) {

			this->index[i]   = INVALID_INDUSTRYTYPE;

			this->text[i]    = STR_NULL;

			this->enabled[i] = false;

		}

		if (_game_mode == GM_EDITOR) { // give room for the Many Random "button"

			this->index[this->count] = INVALID_INDUSTRYTYPE;