/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file aircraft_gui.cpp The GUI of aircraft. */

#include "stdafx.h"
#include "aircraft.h"
#include "vehicle_gui.h"
#include "newgrf_engine.h"
#include "strings_func.h"
#include "vehicle_func.h"
#include "gfx_func.h"
#include "window_gui.h"
#include "spritecache.h"

#include "table/sprites.h"
#include "table/strings.h"

/**
 * Draw the details for the given vehicle at the given position
 *
 * @param v     current vehicle
 * @param left  The left most coordinate to draw
 * @param right The right most coordinate to draw
 * @param y     The y coordinate
 */
void DrawAircraftDetails(const Aircraft *v, int left, int right, int y)
{
	int y_offset = (v->Next()->cargo_cap != 0) ? -(FONT_HEIGHT_NORMAL + 1): 0;
	Money feeder_share = 0;

	for (const Aircraft *u = v ; u != NULL ; u = u->Next()) {
		if (u->IsNormalAircraft()) {
			SetDParam(0, u->engine_type);
			SetDParam(1, u->build_year);
			SetDParam(2, u->value);
			DrawString(left, right, y, STR_VEHICLE_INFO_BUILT_VALUE);

			SetDParam(0, u->cargo_type);
			SetDParam(1, u->cargo_cap);
			SetDParam(2, u->Next()->cargo_type);
			SetDParam(3, u->Next()->cargo_cap);
			SetDParam(4, GetCargoSubtypeText(u));
			DrawString(left, right, y + FONT_HEIGHT_NORMAL, (u->Next()->cargo_cap != 0) ? STR_VEHICLE_INFO_CAPACITY_CAPACITY : STR_VEHICLE_INFO_CAPACITY);
		}

		if (u->cargo_cap != 0) {
			uint cargo_count = u->cargo.Count();

			y_offset += FONT_HEIGHT_NORMAL + 1;
			if (cargo_count != 0) {
				/* Cargo names (fix pluralness) */
				SetDParam(0, u->cargo_type);
				SetDParam(1, cargo_count);
				SetDParam(2, u->cargo.Source());
				DrawString(left, right, y + 2 * FONT_HEIGHT_NORMAL + 1 + y_offset, STR_VEHICLE_DETAILS_CARGO_FROM);
				feeder_share += u->cargo.FeederShare();
			}
		}
	}

	SetDParam(0, feeder_share);
	DrawString(left, right, y + 3 * FONT_HEIGHT_NORMAL + 3 + y_offset, STR_VEHICLE_INFO_FEEDER_CARGO_VALUE);
}


/**
 * Draws an image of an aircraft
 * @param v         Front vehicle
 * @param left      The minimum horizontal position
 * @param right     The maximum horizontal position
 * @param y         Vertical position to draw at
 * @param selection Selected vehicle to draw a frame around
 */
void DrawAircraftImage(const Vehicle *v, int left, int right, int y, VehicleID selection)
{
	bool rtl = _dynlang.text_dir == TD_RTL;

	SpriteID sprite = v->GetImage(rtl ? DIR_E : DIR_W);
	const Sprite *real_sprite = GetSprite(sprite, ST_NORMAL);

	int x = rtl ? right - real_sprite->width - real_sprite->x_offs : left - real_sprite->x_offs;
	bool helicopter = v->subtype == AIR_HELICOPTER;

	SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);
	DrawSprite(sprite, pal, x, y + 10);
	if (helicopter) {
		const Aircraft *a = Aircraft::From(v);
		SpriteID rotor_sprite = GetCustomRotorSprite(a, true);
		if (rotor_sprite == 0) rotor_sprite = SPR_ROTOR_STOPPED;
		DrawSprite(rotor_sprite, PAL_NONE, x, y + 5);
	}
	if (v->index == selection) {
		x += real_sprite->x_offs;
		y += real_sprite->y_offs + 10 - (helicopter ? 5 : 0);
		DrawFrameRect(x - 1, y - 1, x + real_sprite->width + 1, y + real_sprite->height + (helicopter ? 5 : 0) + 1, COLOUR_WHITE, FR_BORDERONLY);
	}
}

/**
 * This is the Callback method after the construction attempt of an aircraft
 * @param success indicates completion (or not) of the operation
 * @param tile of depot where aircraft is built
 * @param p1 unused
 * @param p2 unused
 */
void CcBuildAircraft(bool success, TileIndex tile, uint32 p1, uint32 p2)
{
	if (success) {
		const Vehicle *v = Vehicle::Get(_new_vehicle_id);

		if (v->tile == _backup_orders_tile) {
			_backup_orders_tile = 0;
			RestoreVehicleOrders(v);
		}
		ShowVehicleViewWindow(v);
	}
}