1

/* $Id$ */

     2

     3

/** @file music_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "fileio.h"

     8

#include "variables.h"

     9

#include "music.h"

    10

#include "music/music_driver.hpp"

    11

#include "window_gui.h"

    12

#include "strings_func.h"

    13

#include "window_func.h"

    14

#include "sound_func.h"

    15

#include "gfx_func.h"

    16

#include "core/math_func.hpp"

    17

    18

#include "table/strings.h"

    19

#include "table/sprites.h"

    20

    21

static byte _music_wnd_cursong;

    22

static bool _song_is_active;

    23

static byte _cur_playlist[NUM_SONGS_PLAYLIST];

    24

    25

    26

    27

static byte _playlist_all[] = {

    28

	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 0

    29

};

    30

    31

static byte _playlist_old_style[] = {

    32

	1, 8, 2, 9, 14, 15, 19, 13, 0

    33

};

    34

    35

static byte _playlist_new_style[] = {

    36

	6, 11, 10, 17, 21, 18, 5, 0

    37

};

    38

    39

static byte _playlist_ezy_street[] = {

    40

	12, 7, 16, 3, 20, 4, 0

    41

};

    42

    43

static byte * const _playlists[] = {

    44

	_playlist_all,

    45

	_playlist_old_style,

    46

	_playlist_new_style,

    47

	_playlist_ezy_street,

    48

	msf.custom_1,

    49

	msf.custom_2,

    50

};

    51

    52

static void SkipToPrevSong()

    53

{

    54

	byte *b = _cur_playlist;

    55

	byte *p = b;

    56

	byte t;

    57

    58

	if (b[0] == 0) return; // empty playlist

    59

    60

	do p++; while (p[0] != 0); // find the end

    61

    62

	t = *--p; // and copy the bytes

    63

	while (p != b) {

    64

		p--;

    65

		p[1] = p[0];

    66

	}

    67

	*b = t;

    68

    69

	_song_is_active = false;

    70

}

    71

    72

static void SkipToNextSong()

    73

{

    74

	byte* b = _cur_playlist;

    75

	byte t;

    76

    77

	t = b[0];

    78

	if (t != 0) {

    79

		while (b[1] != 0) {

    80

			b[0] = b[1];

    81

			b++;

    82

		}

    83

		b[0] = t;

    84

	}

    85

    86

	_song_is_active = false;

    87

}

    88

    89

static void MusicVolumeChanged(byte new_vol)

    90

{

    91

	_music_driver->SetVolume(new_vol);

    92

}

    93

    94

static void DoPlaySong()

    95

{

    96

	char filename[MAX_PATH];

    97

	FioFindFullPath(filename, lengthof(filename), GM_DIR,

    98

			origin_songs_specs[_music_wnd_cursong - 1].filename);

    99

	_music_driver->PlaySong(filename);

   100

}

   101

   102

static void DoStopMusic()

   103

{

   104

	_music_driver->StopSong();

   105

}

   106

   107

static void SelectSongToPlay()

   108

{

   109

	uint i = 0;

   110

	uint j = 0;

   111

   112

	memset(_cur_playlist, 0, sizeof(_cur_playlist));

   113

	do {

   114

		/* We are now checking for the existence of that file prior

   115

		 * to add it to the list of available songs */

   116

		if (FioCheckFileExists(origin_songs_specs[_playlists[msf.playlist][i]].filename, GM_DIR)) {

   117

			_cur_playlist[j] = _playlists[msf.playlist][i];

   118

			j++;

   119

		}

   120

	} while (_playlists[msf.playlist][i++] != 0 && i < lengthof(_cur_playlist) - 1);

   121

   122

	/* Do not shuffle when on the intro-start window, as the song to play has to be the original TTD Theme*/

   123

	if (msf.shuffle && _game_mode != GM_MENU) {

   124

		i = 500;

   125

		do {

   126

			uint32 r = InteractiveRandom();

   127

			byte *a = &_cur_playlist[GB(r, 0, 5)];

   128

			byte *b = &_cur_playlist[GB(r, 8, 5)];

   129

   130

			if (*a != 0 && *b != 0) {

   131

				byte t = *a;

   132

				*a = *b;

   133

				*b = t;

   134

			}

   135

		} while (--i);

   136

	}

   137

}

   138

   139

static void StopMusic()

   140

{

   141

	_music_wnd_cursong = 0;

   142

	DoStopMusic();

   143

	_song_is_active = false;

   144

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   145

}

   146

   147

static void PlayPlaylistSong()

   148

{

   149

	if (_cur_playlist[0] == 0) {

   150

		SelectSongToPlay();

   151

		/* if there is not songs in the playlist, it may indicate

   152

		 * no file on the gm folder, or even no gm folder.

   153

		 * Stop the playback, then */

   154

		if (_cur_playlist[0] == 0) {

   155

			_song_is_active = false;

   156

			_music_wnd_cursong = 0;

   157

			msf.playing = false;

   158

			return;

   159

		}

   160

	}

   161

	_music_wnd_cursong = _cur_playlist[0];

   162

	DoPlaySong();

   163

	_song_is_active = true;

   164

   165

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   166

}

   167

   168

void ResetMusic()

   169

{

   170

	_music_wnd_cursong = 1;

   171

	DoPlaySong();

   172

}

   173

   174

void MusicLoop()

   175

{

   176

	if (!msf.playing && _song_is_active) {

   177

		StopMusic();

   178

	} else if (msf.playing && !_song_is_active) {

   179

		PlayPlaylistSong();

   180

	}

   181

   182

	if (!_song_is_active) return;

   183

   184

	if (!_music_driver->IsSongPlaying()) {

   185

		if (_game_mode != GM_MENU) {

   186

			StopMusic();

   187

			SkipToNextSong();

   188

			PlayPlaylistSong();

   189

		} else {

   190

			ResetMusic();

   191

		}

   192

	}

   193

}

   194

   195

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

   196

{

   197

	switch (e->event) {

   198

	case WE_PAINT: {

   199

		const byte* p;

   200

		uint i;

   201

		int y;

   202

   203

		w->SetWidgetDisabledState(11, msf.playlist <= 3);

   204

		w->LowerWidget(3);

   205

		w->LowerWidget(4);

   206

		DrawWindowWidgets(w);

   207

   208

		GfxFillRect(3, 23, 3 + 177, 23 + 191, 0);

   209

		GfxFillRect(251, 23, 251 + 177, 23 + 191, 0);

   210

   211

		DrawStringCentered(92, 15, STR_01EE_TRACK_INDEX, TC_FROMSTRING);

   212

   213

		SetDParam(0, STR_01D5_ALL + msf.playlist);

   214

		DrawStringCentered(340, 15, STR_01EF_PROGRAM, TC_FROMSTRING);

   215

   216

		for (i = 1; i <= NUM_SONGS_AVAILABLE; i++) {

   217

			SetDParam(0, i);

   218

			SetDParam(2, i);

   219

			SetDParam(1, SPECSTR_SONGNAME);

   220

			DrawString(4, 23 + (i - 1) * 6, (i < 10) ? STR_01EC_0 : STR_01ED, TC_FROMSTRING);

   221

		}

   222

   223

		for (i = 0; i != 6; i++) {

   224

			DrawStringCentered(216, 45 + i * 8, STR_01D5_ALL + i, (i == msf.playlist) ? TC_WHITE : TC_BLACK);

   225

		}

   226

   227

		DrawStringCentered(216, 45 + 8 * 6 + 16, STR_01F0_CLEAR, TC_FROMSTRING);

   228

#if 0

   229

		DrawStringCentered(216, 45 + 8 * 6 + 16 * 2, STR_01F1_SAVE, TC_FROMSTRING);

   230

#endif

   231

   232

		y = 23;

   233

		for (p = _playlists[msf.playlist], i = 0; (i = *p) != 0; p++) {

   234

			SetDParam(0, i);

   235

			SetDParam(1, SPECSTR_SONGNAME);

   236

			SetDParam(2, i);

   237

			DrawString(252, y, (i < 10) ? STR_01EC_0 : STR_01ED, TC_FROMSTRING);

   238

			y += 6;

   239

		}

   240

		break;

   241

	}

   242

   243

	case WE_CLICK:

   244

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

   245

		case 3: { // add to playlist

   246

			int y = (e->we.click.pt.y - 23) / 6;

   247

			uint i;

   248

			byte *p;

   249

   250

			if (msf.playlist < 4) return;

   251

			if (!IsInsideMM(y, 0, NUM_SONGS_AVAILABLE)) return;

   252

   253

			p = _playlists[msf.playlist];

   254

			for (i = 0; i != NUM_SONGS_PLAYLIST - 1; i++) {

   255

				if (p[i] == 0) {

   256

					p[i] = y + 1;

   257

					p[i + 1] = 0;

   258

					SetWindowDirty(w);

   259

					SelectSongToPlay();

   260

					break;

   261

				}

   262

			}

   263

		} break;

   264

   265

		case 4: { // remove from playlist

   266

			int y = (e->we.click.pt.y - 23) / 6;

   267

			uint i;

   268

			byte *p;

   269

   270

			if (msf.playlist < 4) return;

   271

			if (!IsInsideMM(y, 0, NUM_SONGS_AVAILABLE)) return;

   272

   273

			p = _playlists[msf.playlist];

   274

			for (i = y; i != NUM_SONGS_PLAYLIST - 1; i++) {

   275

				p[i] = p[i + 1];

   276

				}

   277

   278

			SetWindowDirty(w);

   279

			SelectSongToPlay();

   280

		} break;

   281

   282

		case 11: // clear

   283

			_playlists[msf.playlist][0] = 0;

   284

			SetWindowDirty(w);

   285

			StopMusic();

   286

			SelectSongToPlay();

   287

			break;

   288

   289

#if 0

   290

		case 12: // save

   291

			ShowInfo("MusicTrackSelectionWndProc:save not implemented");

   292

			break;

   293

#endif

   294

   295

		case 5: case 6: case 7: case 8: case 9: case 10: /* set playlist */

   296

			msf.playlist = e->we.click.widget - 5;

   297

			SetWindowDirty(w);

   298

			InvalidateWindow(WC_MUSIC_WINDOW, 0);

   299

			StopMusic();

   300

			SelectSongToPlay();

   301

			break;

   302

		}

   303

		break;

   304

	}

   305

}

   306

   307

static const Widget _music_track_selection_widgets[] = {

   308

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,                         STR_018B_CLOSE_WINDOW},

   309

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   431,     0,    13, STR_01EB_MUSIC_PROGRAM_SELECTION, STR_018C_WINDOW_TITLE_DRAG_THIS},

   310

{      WWT_PANEL,   RESIZE_NONE,    14,     0,   431,    14,   217, 0x0,                              STR_NULL},

   311

{      WWT_PANEL,   RESIZE_NONE,    14,     2,   181,    22,   215, 0x0,                              STR_01FA_CLICK_ON_MUSIC_TRACK_TO},

   312

{      WWT_PANEL,   RESIZE_NONE,    14,   250,   429,    22,   215, 0x0,                              STR_CLICK_ON_TRACK_TO_REMOVE},

   313

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    44,    51, 0x0,                              STR_01F3_SELECT_ALL_TRACKS_PROGRAM},

   314

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    52,    59, 0x0,                              STR_01F4_SELECT_OLD_STYLE_MUSIC},

   315

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    60,    67, 0x0,                              STR_01F5_SELECT_NEW_STYLE_MUSIC},

   316

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    68,    75, 0x0,                              STR_0330_SELECT_EZY_STREET_STYLE},

   317

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    76,    83, 0x0,                              STR_01F6_SELECT_CUSTOM_1_USER_DEFINED},

   318

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,    84,    91, 0x0,                              STR_01F7_SELECT_CUSTOM_2_USER_DEFINED},

   319

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,   108,   115, 0x0,                              STR_01F8_CLEAR_CURRENT_PROGRAM_CUSTOM1},

   320

#if 0

   321

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   186,   245,   124,   131, 0x0,                              STR_01F9_SAVE_MUSIC_SETTINGS},

   322

#endif

   323

{   WIDGETS_END},

   324

};

   325

   326

static const WindowDesc _music_track_selection_desc = {

   327

	104, 131, 432, 218, 432, 218,

   328

	WC_MUSIC_TRACK_SELECTION, WC_NONE,

   329

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   330

	_music_track_selection_widgets,

   331

	MusicTrackSelectionWndProc

   332

};

   333

   334

static void ShowMusicTrackSelection()

   335

{

   336

	AllocateWindowDescFront(&_music_track_selection_desc, 0);

   337

}

   338

   339

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

   340

{

   341

	switch (e->event) {

   342

	case WE_PAINT: {

   343

		uint i;

   344

		StringID str;

   345

   346

		w->RaiseWidget(7);

   347

		w->RaiseWidget(9);

   348

		DrawWindowWidgets(w);

   349

   350

		GfxFillRect(187, 16, 200, 33, 0);

   351

   352

		for (i = 0; i != 8; i++) {

   353

			int color = 0xD0;

   354

			if (i > 4) {

   355

				color = 0xBF;

   356

				if (i > 6) {

   357

					color = 0xB8;

   358

				}

   359

			}

   360

			GfxFillRect(187, NUM_SONGS_PLAYLIST - i * 2, 200, NUM_SONGS_PLAYLIST - i * 2, color);

   361

		}

   362

   363

		GfxFillRect(60, 46, 239, 52, 0);

   364

   365

		if (_song_is_active == 0 || _music_wnd_cursong == 0) {

   366

			str = STR_01E3;

   367

		} else {

   368

			SetDParam(0, _music_wnd_cursong);

   369

			str = (_music_wnd_cursong < 10) ? STR_01E4_0 : STR_01E5;

   370

		}

   371

		DrawString(62, 46, str, TC_FROMSTRING);

   372

   373

		str = STR_01E6;

   374

		if (_song_is_active != 0 && _music_wnd_cursong != 0) {

   375

			str = STR_01E7;

   376

			SetDParam(0, SPECSTR_SONGNAME);

   377

			SetDParam(1, _music_wnd_cursong);

   378

		}

   379

		DrawStringCentered(155, 46, str, TC_FROMSTRING);

   380

   381

   382

		DrawString(60, 38, STR_01E8_TRACK_XTITLE, TC_FROMSTRING);

   383

   384

		for (i = 0; i != 6; i++) {

   385

			DrawStringCentered(25 + i * 50, 59, STR_01D5_ALL + i, msf.playlist == i ? TC_WHITE : TC_BLACK);

   386

		}

   387

   388

		DrawStringCentered(31, 43, STR_01E9_SHUFFLE, (msf.shuffle ? TC_WHITE : TC_BLACK));

   389

		DrawStringCentered(269, 43, STR_01EA_PROGRAM, TC_FROMSTRING);

   390

		DrawStringCentered(141, 15, STR_01DB_MUSIC_VOLUME, TC_FROMSTRING);

   391

		DrawStringCentered(141, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   392

		DrawStringCentered(247, 15, STR_01DC_EFFECTS_VOLUME, TC_FROMSTRING);

   393

		DrawStringCentered(247, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   394

   395

		DrawFrameRect(108, 23, 174, 26, 14, FR_LOWERED);

   396

		DrawFrameRect(214, 23, 280, 26, 14, FR_LOWERED);

   397

   398

		DrawFrameRect(

   399

			108 + msf.music_vol / 2, 22, 111 + msf.music_vol / 2, 28, 14, FR_NONE

   400

		);

   401

   402

		DrawFrameRect(

   403

			214 + msf.effect_vol / 2, 22, 217 + msf.effect_vol / 2, 28, 14, FR_NONE

   404

		);

   405

	} break;

   406

   407

	case WE_CLICK:

   408

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

   409

		case 2: // skip to prev

   410

			if (!_song_is_active)

   411

				return;

   412

			SkipToPrevSong();

   413

			break;

   414

		case 3: // skip to next

   415

			if (!_song_is_active)

   416

				return;

   417

			SkipToNextSong();

   418

			break;

   419

		case 4: // stop playing

   420

			msf.playing = false;

   421

			break;

   422

		case 5: // start playing

   423

			msf.playing = true;

   424

			break;

   425

		case 6: { // volume sliders

   426

			byte *vol, new_vol;

   427

			int x = e->we.click.pt.x - 88;

   428

   429

			if (x < 0) return;

   430

   431

			vol = &msf.music_vol;

   432

			if (x >= 106) {

   433

				vol = &msf.effect_vol;

   434

				x -= 106;

   435

			}

   436

   437

			new_vol = min(max(x - 21, 0) * 2, 127);

   438

			if (new_vol != *vol) {

   439

				*vol = new_vol;

   440

				if (vol == &msf.music_vol)

   441

					MusicVolumeChanged(new_vol);

   442

				SetWindowDirty(w);

   443

			}

   444

   445

			_left_button_clicked = false;

   446

		} break;

   447

		case 10: //toggle shuffle

   448

			msf.shuffle ^= 1;

   449

			StopMusic();

   450

			SelectSongToPlay();

   451

			break;

   452

		case 11: //show track selection

   453

			ShowMusicTrackSelection();

   454

			break;

   455

		case 12: case 13: case 14: case 15: case 16: case 17: // playlist

   456

			msf.playlist = e->we.click.widget - 12;

   457

			SetWindowDirty(w);

   458

			InvalidateWindow(WC_MUSIC_TRACK_SELECTION, 0);

   459

			StopMusic();

   460

			SelectSongToPlay();

   461

			break;

   462

		}

   463

		break;

   464

   465

	case WE_MOUSELOOP:

   466

		InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 7);

   467

		break;

   468

	}

   469

   470

}

   471

   472

static const Widget _music_window_widgets[] = {

   473

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,              STR_018B_CLOSE_WINDOW},

   474

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   299,     0,    13, STR_01D2_JAZZ_JUKEBOX, STR_018C_WINDOW_TITLE_DRAG_THIS},

   475

{ WWT_PUSHIMGBTN,   RESIZE_NONE,    14,     0,    21,    14,    35, SPR_IMG_SKIP_TO_PREV,  STR_01DE_SKIP_TO_PREVIOUS_TRACK},

   476

{ WWT_PUSHIMGBTN,   RESIZE_NONE,    14,    22,    43,    14,    35, SPR_IMG_SKIP_TO_NEXT,  STR_01DF_SKIP_TO_NEXT_TRACK_IN_SELECTION},

   477

{ WWT_PUSHIMGBTN,   RESIZE_NONE,    14,    44,    65,    14,    35, SPR_IMG_STOP_MUSIC,    STR_01E0_STOP_PLAYING_MUSIC},

   478

{ WWT_PUSHIMGBTN,   RESIZE_NONE,    14,    66,    87,    14,    35, SPR_IMG_PLAY_MUSIC,    STR_01E1_START_PLAYING_MUSIC},

   479

{      WWT_PANEL,   RESIZE_NONE,    14,    88,   299,    14,    35, 0x0,                   STR_01E2_DRAG_SLIDERS_TO_SET_MUSIC},

   480

{      WWT_PANEL,   RESIZE_NONE,    14,   186,   201,    15,    34, 0x0,                   STR_NULL},

   481

{      WWT_PANEL,   RESIZE_NONE,    14,     0,   299,    36,    57, 0x0,                   STR_NULL},

   482

{      WWT_PANEL,   RESIZE_NONE,    14,    59,   240,    45,    53, 0x0,                   STR_NULL},

   483

{    WWT_PUSHBTN,   RESIZE_NONE,    14,     6,    55,    42,    49, 0x0,                   STR_01FB_TOGGLE_PROGRAM_SHUFFLE},

   484

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   244,   293,    42,    49, 0x0,                   STR_01FC_SHOW_MUSIC_TRACK_SELECTION},

   485

{    WWT_PUSHBTN,   RESIZE_NONE,    14,     0,    49,    58,    65, 0x0,                   STR_01F3_SELECT_ALL_TRACKS_PROGRAM},

   486

{    WWT_PUSHBTN,   RESIZE_NONE,    14,    50,    99,    58,    65, 0x0,                   STR_01F4_SELECT_OLD_STYLE_MUSIC},

   487

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   100,   149,    58,    65, 0x0,                   STR_01F5_SELECT_NEW_STYLE_MUSIC},

   488

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   150,   199,    58,    65, 0x0,                   STR_0330_SELECT_EZY_STREET_STYLE},

   489

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   200,   249,    58,    65, 0x0,                   STR_01F6_SELECT_CUSTOM_1_USER_DEFINED},

   490

{    WWT_PUSHBTN,   RESIZE_NONE,    14,   250,   299,    58,    65, 0x0,                   STR_01F7_SELECT_CUSTOM_2_USER_DEFINED},

   491

{   WIDGETS_END},

   492

};

   493

   494

static const WindowDesc _music_window_desc = {

   495

	0, 22, 300, 66, 300, 66,

   496

	WC_MUSIC_WINDOW, WC_NONE,

   497

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   498

	_music_window_widgets,

   499

	MusicWindowWndProc