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/* $Id$ */

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/** @file airport_gui.cpp */

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#include "stdafx.h"

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#include "openttd.h"

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#include "window_gui.h"

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#include "gui.h"

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#include "station_gui.h"

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#include "terraform_gui.h"

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#include "command_func.h"

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#include "airport.h"

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#include "depot.h"

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#include "sound_func.h"

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#include "window_func.h"

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#include "settings_type.h"

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#include "viewport_func.h"

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#include "gfx_func.h"

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#include "player_func.h"

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#include "order_func.h"

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#include "table/sprites.h"

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#include "table/strings.h"

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static byte _selected_airport_type;

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static void ShowBuildAirportPicker();

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void CcBuildAirport(bool success, TileIndex tile, uint32 p1, uint32 p2)

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{

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	if (success) {

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		SndPlayTileFx(SND_1F_SPLAT, tile);

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		ResetObjectToPlace();

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	}

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}

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static void PlaceAirport(TileIndex tile)

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{

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	DoCommandP(tile, _selected_airport_type, _ctrl_pressed, CcBuildAirport, CMD_BUILD_AIRPORT | CMD_NO_WATER | CMD_MSG(STR_A001_CAN_T_BUILD_AIRPORT_HERE));

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}

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static void PlaceAir_DemolishArea(TileIndex tile)

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{

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	VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_DEMOLISH_AREA);

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}

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enum {

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	ATW_AIRPORT  = 3,

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	ATW_DEMOLISH = 4

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};

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static void BuildAirClick_Airport(Window *w)

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{

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	if (HandlePlacePushButton(w, ATW_AIRPORT, SPR_CURSOR_AIRPORT, VHM_RECT, PlaceAirport)) ShowBuildAirportPicker();

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}

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static void BuildAirClick_Demolish(Window *w)

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{

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	HandlePlacePushButton(w, ATW_DEMOLISH, ANIMCURSOR_DEMOLISH, VHM_RECT, PlaceAir_DemolishArea);

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}

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typedef void OnButtonClick(Window *w);

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static OnButtonClick * const _build_air_button_proc[] = {

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	BuildAirClick_Airport,

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	BuildAirClick_Demolish,

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};

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static void BuildAirToolbWndProc(Window *w, WindowEvent *e)

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{

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	switch (e->event) {

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	case WE_PAINT:

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		DrawWindowWidgets(w);

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		break;

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	case WE_CLICK:

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		if (e->we.click.widget - 3 >= 0)

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			_build_air_button_proc[e->we.click.widget - 3](w);

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		break;

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	case WE_KEYPRESS: {

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		switch (e->we.keypress.keycode) {

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			case '1': BuildAirClick_Airport(w); break;

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			case '2': BuildAirClick_Demolish(w); break;

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			default: return;

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		}

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	} break;

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	case WE_PLACE_OBJ:

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		_place_proc(e->we.place.tile);

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		break;

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	case WE_PLACE_DRAG:

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		VpSelectTilesWithMethod(e->we.place.pt.x, e->we.place.pt.y, e->we.place.select_method);

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		break;

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	case WE_PLACE_MOUSEUP:

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		if (e->we.place.pt.x != -1 && e->we.place.select_proc == DDSP_DEMOLISH_AREA) {

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			DoCommandP(e->we.place.tile, e->we.place.starttile, 0, CcPlaySound10, CMD_CLEAR_AREA | CMD_MSG(STR_00B5_CAN_T_CLEAR_THIS_AREA));

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		}

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		break;

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	case WE_ABORT_PLACE_OBJ:

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		w->RaiseButtons();

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		w = FindWindowById(WC_BUILD_STATION, 0);

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		if (w != 0)

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			WP(w, def_d).close = true;

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		break;

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	case WE_DESTROY:

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		if (_patches.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0);

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		break;

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	}

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}

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static const Widget _air_toolbar_widgets[] = {

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{   WWT_CLOSEBOX,   RESIZE_NONE,     7,     0,    10,     0,    13, STR_00C5,            STR_018B_CLOSE_WINDOW },

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{    WWT_CAPTION,   RESIZE_NONE,     7,    11,    51,     0,    13, STR_A000_AIRPORTS,   STR_018C_WINDOW_TITLE_DRAG_THIS },

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{  WWT_STICKYBOX,   RESIZE_NONE,     7,    52,    63,     0,    13, 0x0,                 STR_STICKY_BUTTON },

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{     WWT_IMGBTN,   RESIZE_NONE,     7,     0,    41,    14,    35, SPR_IMG_AIRPORT,     STR_A01E_BUILD_AIRPORT },

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{     WWT_IMGBTN,   RESIZE_NONE,     7,    42,    63,    14,    35, SPR_IMG_DYNAMITE,    STR_018D_DEMOLISH_BUILDINGS_ETC },

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{   WIDGETS_END},

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};

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static const WindowDesc _air_toolbar_desc = {

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	WDP_ALIGN_TBR, 22, 64, 36, 64, 36,

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	WC_BUILD_TOOLBAR, WC_NONE,

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	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,

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	_air_toolbar_widgets,

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	BuildAirToolbWndProc

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};

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void ShowBuildAirToolbar()

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{

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	if (!IsValidPlayer(_current_player)) return;

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	DeleteWindowById(WC_BUILD_TOOLBAR, 0);

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	Window *w = AllocateWindowDescFront(&_air_toolbar_desc, 0);

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	if (_patches.link_terraform_toolbar) ShowTerraformToolbar(w);

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}

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static void BuildAirportPickerWndProc(Window *w, WindowEvent *e)

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{

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	switch (e->event) {

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	case WE_CREATE:

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		w->SetWidgetLoweredState(16, !_station_show_coverage);

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		w->SetWidgetLoweredState(17, _station_show_coverage);

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		w->LowerWidget(_selected_airport_type + 7);

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		break;

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	case WE_PAINT: {

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		int i; // airport enabling loop

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		uint32 avail_airports;

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		const AirportFTAClass *airport;

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		if (WP(w, def_d).close) return;

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		avail_airports = GetValidAirports();

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		w->RaiseWidget(_selected_airport_type + 7);

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		if (!HasBit(avail_airports, 0) && _selected_airport_type == AT_SMALL) _selected_airport_type = AT_LARGE;

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		if (!HasBit(avail_airports, 1) && _selected_airport_type == AT_LARGE) _selected_airport_type = AT_SMALL;

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		w->LowerWidget(_selected_airport_type + 7);

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		/* 'Country Airport' starts at widget 7, and if its bit is set, it is

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		 * available, so take its opposite value to set the disabled state.

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		 * There are 9 buildable airports

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		 * XXX TODO : all airports should be held in arrays, with all relevant data.

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		 * This should be part of newgrf-airports, i suppose

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		 */

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		for (i = 0; i < 9; i++) w->SetWidgetDisabledState(i + 7, !HasBit(avail_airports, i));

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		// select default the coverage area to 'Off' (16)

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		airport = GetAirport(_selected_airport_type);

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		SetTileSelectSize(airport->size_x, airport->size_y);

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		int rad = _patches.modified_catchment ? airport->catchment : (uint)CA_UNMODIFIED;

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		if (_station_show_coverage) SetTileSelectBigSize(-rad, -rad, 2 * rad, 2 * rad);

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		DrawWindowWidgets(w);

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		// strings such as 'Size' and 'Coverage Area'

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		// 'Coverage Area'

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		int text_end = DrawStationCoverageAreaText(2, 206, SCT_ALL, rad) + 4;

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		if (text_end > w->widget[6].bottom) {

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			SetWindowDirty(w);

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			ResizeWindowForWidget(w, 6, 0, text_end - w->widget[6].bottom);

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			SetWindowDirty(w);

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		}

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		break;

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	}

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	case WE_CLICK: {

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		switch (e->we.click.widget) {

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		case 7: case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15:

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			w->RaiseWidget(_selected_airport_type + 7);

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			_selected_airport_type = e->we.click.widget - 7;

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			w->LowerWidget(_selected_airport_type + 7);

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			SndPlayFx(SND_15_BEEP);

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			SetWindowDirty(w);

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			break;

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		case 16: case 17:

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			_station_show_coverage = (e->we.click.widget != 16);

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			w->SetWidgetLoweredState(16, !_station_show_coverage);

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			w->SetWidgetLoweredState(17, _station_show_coverage);

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			SndPlayFx(SND_15_BEEP);

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			SetWindowDirty(w);

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			break;

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		}

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	} break;

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	case WE_MOUSELOOP: {

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		if (WP(w, def_d).close) {

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			DeleteWindow(w);

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			return;

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		}

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		CheckRedrawStationCoverage(w);

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	} break;

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	case WE_DESTROY:

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		if (!WP(w, def_d).close) ResetObjectToPlace();

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		break;

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	}

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}

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static const Widget _build_airport_picker_widgets[] = {

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{   WWT_CLOSEBOX,   RESIZE_NONE,     7,     0,    10,     0,    13, STR_00C5,                         STR_018B_CLOSE_WINDOW},

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{    WWT_CAPTION,   RESIZE_NONE,     7,    11,   147,     0,    13, STR_3001_AIRPORT_SELECTION,       STR_018C_WINDOW_TITLE_DRAG_THIS},

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{      WWT_PANEL,   RESIZE_NONE,     7,     0,   147,    14,    52, 0x0,                              STR_NULL},

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{      WWT_PANEL,   RESIZE_NONE,     7,     0,   147,    53,    89, 0x0,                              STR_NULL},

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{      WWT_PANEL,   RESIZE_NONE,     7,     0,   147,    90,   127, 0x0,                              STR_NULL},

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{      WWT_PANEL,   RESIZE_NONE,     7,     0,   147,   128,   177, 0x0,                              STR_NULL},

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{      WWT_PANEL,   RESIZE_NONE,     7,     0,   147,   178,   239, 0x0,                              STR_NULL},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,    27,    38, STR_SMALL_AIRPORT,                STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,    65,    76, STR_CITY_AIRPORT,                 STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,   141,   152, STR_HELIPORT,                     STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,    77,    88, STR_METRO_AIRPORT ,               STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,   103,   114, STR_INTERNATIONAL_AIRPORT,        STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,    39,    50, STR_COMMUTER_AIRPORT,             STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,   165,   176, STR_HELIDEPOT,                    STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,   115,   126, STR_INTERCONTINENTAL_AIRPORT,     STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,     2,   145,   153,   164, STR_HELISTATION,                  STR_3058_SELECT_SIZE_TYPE_OF_AIRPORT},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,    14,    73,   191,   202, STR_02DB_OFF,                     STR_3065_DON_T_HIGHLIGHT_COVERAGE},

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{    WWT_TEXTBTN,   RESIZE_NONE,    14,    74,   133,   191,   202, STR_02DA_ON,                      STR_3064_HIGHLIGHT_COVERAGE_AREA},

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{      WWT_LABEL,   RESIZE_NONE,     7,     0,   147,    14,    27, STR_SMALL_AIRPORTS,               STR_NULL},

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{      WWT_LABEL,   RESIZE_NONE,     7,     0,   147,    52,    65, STR_LARGE_AIRPORTS,               STR_NULL},

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{      WWT_LABEL,   RESIZE_NONE,     7,     0,   147,    90,   103, STR_HUB_AIRPORTS,                 STR_NULL},

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{      WWT_LABEL,   RESIZE_NONE,     7,     0,   147,   128,   141, STR_HELIPORTS,                    STR_NULL},

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{      WWT_LABEL,   RESIZE_NONE,     7,     0,   147,   178,   191, STR_3066_COVERAGE_AREA_HIGHLIGHT, STR_NULL},

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{   WIDGETS_END},

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};

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static const WindowDesc _build_airport_desc = {

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	WDP_AUTO, WDP_AUTO, 148, 240, 148, 240,

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	WC_BUILD_STATION, WC_BUILD_TOOLBAR,

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	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,

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	_build_airport_picker_widgets,

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	BuildAirportPickerWndProc

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};

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static void ShowBuildAirportPicker()

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{

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	AllocateWindowDesc(&_build_airport_desc);

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}

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void InitializeAirportGui()

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{

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	_selected_airport_type = AT_SMALL;

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}