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

#include "core/random_func.hpp"

    18

    19

#include "table/strings.h"

    20

#include "table/sprites.h"

    21

    22

static byte _music_wnd_cursong;

    23

static bool _song_is_active;

    24

static byte _cur_playlist[NUM_SONGS_PLAYLIST];

    25

    26

    27

    28

static byte _playlist_all[] = {

    29

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

    30

};

    31

    32

static byte _playlist_old_style[] = {

    33

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

    34

};

    35

    36

static byte _playlist_new_style[] = {

    37

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

    38

};

    39

    40

static byte _playlist_ezy_street[] = {

    41

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

    42

};

    43

    44

static byte * const _playlists[] = {

    45

	_playlist_all,

    46

	_playlist_old_style,

    47

	_playlist_new_style,

    48

	_playlist_ezy_street,

    49

	msf.custom_1,

    50

	msf.custom_2,

    51

};

    52

    53

static void SkipToPrevSong()

    54

{

    55

	byte *b = _cur_playlist;

    56

	byte *p = b;

    57

	byte t;

    58

    59

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

    60

    61

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

    62

    63

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

    64

	while (p != b) {

    65

		p--;

    66

		p[1] = p[0];

    67

	}

    68

	*b = t;

    69

    70

	_song_is_active = false;

    71

}

    72

    73

static void SkipToNextSong()

    74

{

    75

	byte* b = _cur_playlist;

    76

	byte t;

    77

    78

	t = b[0];

    79

	if (t != 0) {

    80

		while (b[1] != 0) {

    81

			b[0] = b[1];

    82

			b++;

    83

		}

    84

		b[0] = t;

    85

	}

    86

    87

	_song_is_active = false;

    88

}

    89

    90

static void MusicVolumeChanged(byte new_vol)

    91

{

    92

	_music_driver->SetVolume(new_vol);

    93

}

    94

    95

static void DoPlaySong()

    96

{

    97

	char filename[MAX_PATH];

    98

	FioFindFullPath(filename, lengthof(filename), GM_DIR,

    99

			origin_songs_specs[_music_wnd_cursong - 1].filename);

   100

	_music_driver->PlaySong(filename);

   101

}

   102

   103

static void DoStopMusic()

   104

{

   105

	_music_driver->StopSong();

   106

}

   107

   108

static void SelectSongToPlay()

   109

{

   110

	uint i = 0;

   111

	uint j = 0;

   112

   113

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

   114

	do {

   115

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

   116

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

   117

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

   118

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

   119

			j++;

   120

		}

   121

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

   122

   123

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

   124

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

   125

		i = 500;

   126

		do {

   127

			uint32 r = InteractiveRandom();

   128

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

   129

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

   130

   131

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

   132

				byte t = *a;

   133

				*a = *b;

   134

				*b = t;

   135

			}

   136

		} while (--i);

   137

	}

   138

}

   139

   140

static void StopMusic()

   141

{

   142

	_music_wnd_cursong = 0;

   143

	DoStopMusic();

   144

	_song_is_active = false;

   145

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   146

}

   147

   148

static void PlayPlaylistSong()

   149

{

   150

	if (_cur_playlist[0] == 0) {

   151

		SelectSongToPlay();

   152

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

   153

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

   154

		 * Stop the playback, then */

   155

		if (_cur_playlist[0] == 0) {

   156

			_song_is_active = false;

   157

			_music_wnd_cursong = 0;

   158

			msf.playing = false;

   159

			return;

   160

		}

   161

	}

   162

	_music_wnd_cursong = _cur_playlist[0];

   163

	DoPlaySong();

   164

	_song_is_active = true;

   165

   166

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   167

}

   168

   169

void ResetMusic()

   170

{

   171

	_music_wnd_cursong = 1;

   172

	DoPlaySong();

   173

}

   174

   175

void MusicLoop()

   176

{

   177

	if (!msf.playing && _song_is_active) {

   178

		StopMusic();

   179

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

   180

		PlayPlaylistSong();

   181

	}

   182

   183

	if (!_song_is_active) return;

   184

   185

	if (!_music_driver->IsSongPlaying()) {

   186

		if (_game_mode != GM_MENU) {

   187

			StopMusic();

   188

			SkipToNextSong();

   189

			PlayPlaylistSong();

   190

		} else {

   191

			ResetMusic();

   192

		}

   193

	}

   194

}

   195

   196

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

   197

{

   198

	switch (e->event) {

   199

	case WE_PAINT: {

   200

		const byte* p;

   201

		uint i;

   202

		int y;

   203

   204

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

   205

		w->LowerWidget(3);

   206

		w->LowerWidget(4);

   207

		DrawWindowWidgets(w);

   208

   209

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

   210

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

   211

   212

		DrawStringCentered(92, 15, STR_01EE_TRACK_INDEX, TC_FROMSTRING);

   213

   214

		SetDParam(0, STR_01D5_ALL + msf.playlist);

   215

		DrawStringCentered(340, 15, STR_01EF_PROGRAM, TC_FROMSTRING);

   216

   217

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

   218

			SetDParam(0, i);

   219

			SetDParam(2, i);

   220

			SetDParam(1, SPECSTR_SONGNAME);

   221

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

   222

		}

   223

   224

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

   225

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

   226

		}

   227

   228

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

   229

#if 0

   230

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

   231

#endif

   232

   233

		y = 23;

   234

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

   235

			SetDParam(0, i);

   236

			SetDParam(1, SPECSTR_SONGNAME);

   237

			SetDParam(2, i);

   238

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

   239

			y += 6;

   240

		}

   241

		break;

   242

	}

   243

   244

	case WE_CLICK:

   245

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

   246

		case 3: { // add to playlist

   247

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

   248

			uint i;

   249

			byte *p;

   250

   251

			if (msf.playlist < 4) return;

   252

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

   253

   254

			p = _playlists[msf.playlist];

   255

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

   256

				if (p[i] == 0) {

   257

					p[i] = y + 1;

   258

					p[i + 1] = 0;

   259

					SetWindowDirty(w);

   260

					SelectSongToPlay();

   261

					break;

   262

				}

   263

			}

   264

		} break;

   265

   266

		case 4: { // remove from playlist

   267

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

   268

			uint i;

   269

			byte *p;

   270

   271

			if (msf.playlist < 4) return;

   272

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

   273

   274

			p = _playlists[msf.playlist];

   275

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

   276

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

   277

				}

   278

   279

			SetWindowDirty(w);

   280

			SelectSongToPlay();

   281

		} break;

   282

   283

		case 11: // clear

   284

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

   285

			SetWindowDirty(w);

   286

			StopMusic();

   287

			SelectSongToPlay();

   288

			break;

   289

   290

#if 0

   291

		case 12: // save

   292

			ShowInfo("MusicTrackSelectionWndProc:save not implemented");

   293

			break;

   294

#endif

   295

   296

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

   297

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

   298

			SetWindowDirty(w);

   299

			InvalidateWindow(WC_MUSIC_WINDOW, 0);

   300

			StopMusic();

   301

			SelectSongToPlay();

   302

			break;

   303

		}

   304

		break;

   305

	}

   306

}

   307

   308

static const Widget _music_track_selection_widgets[] = {

   309

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

   310

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

   311

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

   312

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

   313

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

   314

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

   315

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

   316

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

   317

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

   318

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

   319

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

   320

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

   321

#if 0

   322

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

   323

#endif

   324

{   WIDGETS_END},

   325

};

   326

   327

static const WindowDesc _music_track_selection_desc = {

   328

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

   329

	WC_MUSIC_TRACK_SELECTION, WC_NONE,

   330

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   331

	_music_track_selection_widgets,

   332

	MusicTrackSelectionWndProc

   333

};

   334

   335

static void ShowMusicTrackSelection()

   336

{

   337

	AllocateWindowDescFront(&_music_track_selection_desc, 0);

   338

}

   339

   340

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

   341

{

   342

	switch (e->event) {

   343

	case WE_PAINT: {

   344

		uint i;

   345

		StringID str;

   346

   347

		w->RaiseWidget(7);

   348

		w->RaiseWidget(9);

   349

		DrawWindowWidgets(w);

   350

   351

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

   352

   353

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

   354

			int color = 0xD0;

   355

			if (i > 4) {

   356

				color = 0xBF;

   357

				if (i > 6) {

   358

					color = 0xB8;

   359

				}

   360

			}

   361

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

   362

		}

   363

   364

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

   365

   366

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

   367

			str = STR_01E3;

   368

		} else {

   369

			SetDParam(0, _music_wnd_cursong);

   370

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

   371

		}

   372

		DrawString(62, 46, str, TC_FROMSTRING);

   373

   374

		str = STR_01E6;

   375

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

   376

			str = STR_01E7;

   377

			SetDParam(0, SPECSTR_SONGNAME);

   378

			SetDParam(1, _music_wnd_cursong);

   379

		}

   380

		DrawStringCentered(155, 46, str, TC_FROMSTRING);

   381

   382

   383

		DrawString(60, 38, STR_01E8_TRACK_XTITLE, TC_FROMSTRING);

   384

   385

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

   386

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

   387

		}

   388

   389

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

   390

		DrawStringCentered(269, 43, STR_01EA_PROGRAM, TC_FROMSTRING);

   391

		DrawStringCentered(141, 15, STR_01DB_MUSIC_VOLUME, TC_FROMSTRING);

   392

		DrawStringCentered(141, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   393

		DrawStringCentered(247, 15, STR_01DC_EFFECTS_VOLUME, TC_FROMSTRING);

   394

		DrawStringCentered(247, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   395

   396

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

   397

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

   398

   399

		DrawFrameRect(

   400

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

   401

		);

   402

   403

		DrawFrameRect(

   404

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

   405

		);

   406

	} break;

   407

   408

	case WE_CLICK:

   409

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

   410

		case 2: // skip to prev

   411

			if (!_song_is_active)

   412

				return;

   413

			SkipToPrevSong();

   414

			break;

   415

		case 3: // skip to next

   416

			if (!_song_is_active)

   417

				return;

   418

			SkipToNextSong();

   419

			break;

   420

		case 4: // stop playing

   421

			msf.playing = false;

   422

			break;

   423

		case 5: // start playing

   424

			msf.playing = true;

   425

			break;

   426

		case 6: { // volume sliders

   427

			byte *vol, new_vol;

   428

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

   429

   430

			if (x < 0) return;

   431

   432

			vol = &msf.music_vol;

   433

			if (x >= 106) {

   434

				vol = &msf.effect_vol;

   435

				x -= 106;

   436

			}

   437

   438

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

   439

			if (new_vol != *vol) {

   440

				*vol = new_vol;

   441

				if (vol == &msf.music_vol)

   442

					MusicVolumeChanged(new_vol);

   443

				SetWindowDirty(w);

   444

			}

   445

   446

			_left_button_clicked = false;

   447

		} break;

   448

		case 10: //toggle shuffle

   449

			msf.shuffle ^= 1;

   450

			StopMusic();

   451

			SelectSongToPlay();

   452

			break;

   453

		case 11: //show track selection

   454

			ShowMusicTrackSelection();

   455

			break;

   456

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

   457

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

   458

			SetWindowDirty(w);

   459

			InvalidateWindow(WC_MUSIC_TRACK_SELECTION, 0);

   460

			StopMusic();

   461

			SelectSongToPlay();

   462

			break;

   463

		}

   464

		break;

   465

   466

	case WE_MOUSELOOP:

   467

		InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 7);

   468

		break;

   469

	}

   470

   471

}

   472

   473

static const Widget _music_window_widgets[] = {

   474

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

   475

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

   476

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

   477

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

   478

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

   479

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

   480

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

   481

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

   482

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

   483

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

   484

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

   485

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

   486

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

   487

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

   488

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

   489

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

   490

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

   491

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

   492

{   WIDGETS_END},

   493

};

   494

   495

static const WindowDesc _music_window_desc = {

   496

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

   497

	WC_MUSIC_WINDOW, WC_NONE,

   498

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   499

	_music_window_widgets,