(*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * This program 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 of the License

 *

 * This program 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 this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

 *)

{$INCLUDE "options.inc"}

(*

 * This unit contains a lot of useful functions when hw is running on mobile

 * Unlike HwLibrary when you declare functions that you will call from your code,

 * here you need to provide functions that Pascall code will call.

 *)

unit uMobile;

interface

function  isPhone: Boolean; inline;

function  getScreenDPI: Single; inline;

procedure performRumble; inline;

procedure GameLoading; inline;

procedure GameLoaded; inline;

procedure SaveLoadingEnded; inline;

implementation

uses uVariables, uConsole;

// add here any external call that you need

{$IFDEF IPHONEOS}

(*  iOS calls written in ObjcExports.m  *)

procedure startLoadingIndicator; cdecl; external;

procedure stopLoadingIndicator; cdecl; external;

procedure saveFinishedSynching; cdecl; external;

function  isApplePhone: Boolean; cdecl; external;

procedure AudioServicesPlaySystemSound(num: LongInt); cdecl; external;

{$ENDIF}

{$IFDEF ANDROID}

function Android_JNI_getDensity(): Single; cdecl; external;

{$ENDIF}

// this function is just to determine whether we are running on a limited screen device

function isPhone: Boolean; inline;

begin

    isPhone:= false;

{$IFDEF IPHONEOS}

    isPhone:= isApplePhone();

{$ENDIF}

{$IFDEF ANDROID}

    //nasty nasty hack. TODO: implement callback to java to have a unified way of determining if it is a tablet

    if (cScreenWidth < 1000) and (cScreenHeight < 500) then

        isPhone:= true;

{$ENDIF}

end;

function getScreenDPI: Single; inline;

begin

{$IFDEF ANDROID}

    getScreenDPI:= Android_JNI_getDensity();

{$ELSE}

    getScreenDPI:= 1;

{$ENDIF}

end;

// this function should make the device vibrate in some way

procedure PerformRumble; inline;

{$IFDEF IPHONEOS}const kSystemSoundID_Vibrate = $00000FFF;{$ENDIF}

begin

    // do not vibrate while synchronising a demo/save

    if not fastUntilLag then

    begin

{$IFDEF IPHONEOS}

        AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);

{$ENDIF}

    end;

end;

procedure GameLoading; inline;

begin

{$IFDEF IPHONEOS}

    startLoadingIndicator();

{$ENDIF}

end;

procedure GameLoaded; inline;

begin

{$IFDEF IPHONEOS}

    stopLoadingIndicator();

{$ENDIF}

end;

procedure SaveLoadingEnded; inline;

begin

{$IFDEF IPHONEOS}

    saveFinishedSynching();

{$ENDIF}

end;

end.