1

/* $Id$ */

     2

     3

/** @file music_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "table/strings.h"

     8

#include "table/sprites.h"

     9

#include "strings.h"

    10

#include "functions.h"

    11

#include "fileio.h"

    12

#include "gfx.h"

    13

#include "sound.h"

    14

#include "macros.h"

    15

#include "variables.h"

    16

#include "music.h"

    17

#include "music/music_driver.hpp"

    19

    20

static byte _music_wnd_cursong;

    21

static bool _song_is_active;

    22

static byte _cur_playlist[NUM_SONGS_PLAYLIST];

    23

    24

    25

    26

static byte _playlist_all[] = {

    27

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

    28

};

    29

    30

static byte _playlist_old_style[] = {

    31

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

    32

};

    33

    34

static byte _playlist_new_style[] = {

    35

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

    36

};

    37

    38

static byte _playlist_ezy_street[] = {

    39

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

    40

};

    41

    42

static byte * const _playlists[] = {

    43

	_playlist_all,

    44

	_playlist_old_style,

    45

	_playlist_new_style,

    46

	_playlist_ezy_street,

    47

	msf.custom_1,

    48

	msf.custom_2,

    49

};

    50

    51

static void SkipToPrevSong()

    52

{

    53

	byte *b = _cur_playlist;

    54

	byte *p = b;

    55

	byte t;

    56

    57

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

    58

    59

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

    60

    61

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

    62

	while (p != b) {

    63

		p--;

    64

		p[1] = p[0];

    65

	}

    66

	*b = t;

    67

    68

	_song_is_active = false;

    69

}

    70

    71

static void SkipToNextSong()

    72

{

    73

	byte* b = _cur_playlist;

    74

	byte t;

    75

    76

	t = b[0];

    77

	if (t != 0) {

    78

		while (b[1] != 0) {

    79

			b[0] = b[1];

    80

			b++;

    81

		}

    82

		b[0] = t;

    83

	}

    84

    85

	_song_is_active = false;

    86

}

    87

    88

static void MusicVolumeChanged(byte new_vol)

    89

{

    90

	_music_driver->SetVolume(new_vol);

    91

}

    92

    93

static void DoPlaySong()

    94

{

    95

	char filename[MAX_PATH];

    96

	FioFindFullPath(filename, lengthof(filename), GM_DIR,

    97

			origin_songs_specs[_music_wnd_cursong - 1].filename);

    98

	_music_driver->PlaySong(filename);

    99

}

   100

   101

static void DoStopMusic()

   102

{

   103

	_music_driver->StopSong();

   104

}

   105

   106

static void SelectSongToPlay()

   107

{

   108

	uint i = 0;

   109

	uint j = 0;

   110

   111

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

   112

	do {

   113

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

   114

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

   115

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

   116

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

   117

			j++;

   118

		}

   119

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

   120

   121

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

   122

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

   123

		i = 500;

   124

		do {

   125

			uint32 r = InteractiveRandom();

   126

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

   127

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

   128

   129

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

   130

				byte t = *a;

   131

				*a = *b;

   132

				*b = t;

   133

			}

   134

		} while (--i);

   135

	}

   136

}

   137

   138

static void StopMusic()

   139

{

   140

	_music_wnd_cursong = 0;

   141

	DoStopMusic();

   142

	_song_is_active = false;

   143

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   144

}

   145

   146

static void PlayPlaylistSong()

   147

{

   148

	if (_cur_playlist[0] == 0) {

   149

		SelectSongToPlay();

   150

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

   151

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

   152

		 * Stop the playback, then */

   153

		if (_cur_playlist[0] == 0) {

   154

			_song_is_active = false;

   155

			_music_wnd_cursong = 0;

   156

			msf.playing = false;

   157

			return;

   158

		}

   159

	}

   160

	_music_wnd_cursong = _cur_playlist[0];

   161

	DoPlaySong();

   162

	_song_is_active = true;

   163

   164

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   165

}

   166

   167

void ResetMusic()

   168

{

   169

	_music_wnd_cursong = 1;

   170

	DoPlaySong();

   171

}

   172

   173

void MusicLoop()

   174

{

   175

	if (!msf.playing && _song_is_active) {

   176

		StopMusic();

   177

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

   178

		PlayPlaylistSong();

   179

	}

   180

   181

	if (!_song_is_active) return;

   182

   183

	if (!_music_driver->IsSongPlaying()) {

   184

		if (_game_mode != GM_MENU) {

   185

			StopMusic();

   186

			SkipToNextSong();

   187

			PlayPlaylistSong();

   188

		} else {

   189

			ResetMusic();

   190

		}

   191

	}

   192

}

   193

   194

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

   195

{

   196

	switch (e->event) {

   197

	case WE_PAINT: {

   198

		const byte* p;

   199

		uint i;

   200

		int y;

   201

   202

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

   203

		w->LowerWidget(3);

   204

		w->LowerWidget(4);

   205

		DrawWindowWidgets(w);

   206

   207

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

   208

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

   209

   210

		DrawStringCentered(92, 15, STR_01EE_TRACK_INDEX, TC_FROMSTRING);

   211

   212

		SetDParam(0, STR_01D5_ALL + msf.playlist);

   213

		DrawStringCentered(340, 15, STR_01EF_PROGRAM, TC_FROMSTRING);

   214

   215

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

   216

			SetDParam(0, i);

   217

			SetDParam(2, i);

   218

			SetDParam(1, SPECSTR_SONGNAME);

   219

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

   220

		}

   221

   222

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

   223

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

   224

		}

   225

   226

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

   227

#if 0

   228

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

   229

#endif

   230

   231

		y = 23;

   232

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

   233

			SetDParam(0, i);

   234

			SetDParam(1, SPECSTR_SONGNAME);

   235

			SetDParam(2, i);

   236

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

   237

			y += 6;

   238

		}

   239

		break;

   240

	}

   241

   242

	case WE_CLICK:

   243

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

   244

		case 3: { // add to playlist

   245

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

   246

			uint i;

   247

			byte *p;

   248

   249

			if (msf.playlist < 4) return;

   250

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

   251

   252

			p = _playlists[msf.playlist];

   253

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

   254

				if (p[i] == 0) {

   255

					p[i] = y + 1;

   256

					p[i + 1] = 0;

   257

					SetWindowDirty(w);

   258

					SelectSongToPlay();

   259

					break;

   260

				}

   261

			}

   262

		} break;

   263

   264

		case 4: { // remove from playlist

   265

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

   266

			uint i;

   267

			byte *p;

   268

   269

			if (msf.playlist < 4) return;

   270

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

   271

   272

			p = _playlists[msf.playlist];

   273

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

   274

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

   275

				}

   276

   277

			SetWindowDirty(w);

   278

			SelectSongToPlay();

   279

		} break;

   280

   281

		case 11: // clear

   282

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

   283

			SetWindowDirty(w);

   284

			StopMusic();

   285

			SelectSongToPlay();

   286

			break;

   287

   288

#if 0

   289

		case 12: // save

   290

			ShowInfo("MusicTrackSelectionWndProc:save not implemented");

   291

			break;

   292

#endif

   293

   294

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

   295

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

   296

			SetWindowDirty(w);

   297

			InvalidateWindow(WC_MUSIC_WINDOW, 0);

   298

			StopMusic();

   299

			SelectSongToPlay();

   300

			break;

   301

		}

   302

		break;

   303

	}

   304

}

   305

   306

static const Widget _music_track_selection_widgets[] = {

   307

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

   308

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

   309

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

   310

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

   311

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

   312

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

   313

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

   314

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

   315

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

   316

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

   317

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

   318

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

   319

#if 0

   320

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

   321

#endif

   322

{   WIDGETS_END},

   323

};

   324

   325

static const WindowDesc _music_track_selection_desc = {

   326

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

   327

	WC_MUSIC_TRACK_SELECTION, WC_NONE,

   328

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   329

	_music_track_selection_widgets,

   330

	MusicTrackSelectionWndProc

   331

};

   332

   333

static void ShowMusicTrackSelection()

   334

{

   335

	AllocateWindowDescFront(&_music_track_selection_desc, 0);

   336

}

   337

   338

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

   339

{

   340

	switch (e->event) {

   341

	case WE_PAINT: {

   342

		uint i;

   343

		StringID str;

   344

   345

		w->RaiseWidget(7);

   346

		w->RaiseWidget(9);

   347

		DrawWindowWidgets(w);

   348

   349

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

   350

   351

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

   352

			int color = 0xD0;

   353

			if (i > 4) {

   354

				color = 0xBF;

   355

				if (i > 6) {

   356

					color = 0xB8;

   357

				}

   358

			}

   359

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

   360

		}

   361

   362

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

   363

   364

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

   365

			str = STR_01E3;

   366

		} else {

   367

			SetDParam(0, _music_wnd_cursong);

   368

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

   369

		}

   370

		DrawString(62, 46, str, TC_FROMSTRING);

   371

   372

		str = STR_01E6;

   373

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

   374

			str = STR_01E7;

   375

			SetDParam(0, SPECSTR_SONGNAME);

   376

			SetDParam(1, _music_wnd_cursong);

   377

		}

   378

		DrawStringCentered(155, 46, str, TC_FROMSTRING);

   379

   380

   381

		DrawString(60, 38, STR_01E8_TRACK_XTITLE, TC_FROMSTRING);

   382

   383

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

   384

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

   385

		}

   386

   387

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

   388

		DrawStringCentered(269, 43, STR_01EA_PROGRAM, TC_FROMSTRING);

   389

		DrawStringCentered(141, 15, STR_01DB_MUSIC_VOLUME, TC_FROMSTRING);

   390

		DrawStringCentered(141, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   391

		DrawStringCentered(247, 15, STR_01DC_EFFECTS_VOLUME, TC_FROMSTRING);

   392

		DrawStringCentered(247, 29, STR_01DD_MIN_MAX, TC_FROMSTRING);

   393

   394

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

   395

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

   396

   397

		DrawFrameRect(

   398

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

   399

		);

   400

   401

		DrawFrameRect(

   402

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

   403

		);

   404

	} break;

   405

   406

	case WE_CLICK:

   407

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

   408

		case 2: // skip to prev

   409

			if (!_song_is_active)

   410

				return;

   411

			SkipToPrevSong();

   412

			break;

   413

		case 3: // skip to next

   414

			if (!_song_is_active)

   415

				return;

   416

			SkipToNextSong();

   417

			break;

   418

		case 4: // stop playing

   419

			msf.playing = false;

   420

			break;

   421

		case 5: // start playing

   422

			msf.playing = true;

   423

			break;

   424

		case 6: { // volume sliders

   425

			byte *vol, new_vol;

   426

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

   427

   428

			if (x < 0) return;

   429

   430

			vol = &msf.music_vol;

   431

			if (x >= 106) {

   432

				vol = &msf.effect_vol;

   433

				x -= 106;

   434

			}

   435

   436

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

   437

			if (new_vol != *vol) {

   438

				*vol = new_vol;

   439

				if (vol == &msf.music_vol)

   440

					MusicVolumeChanged(new_vol);

   441

				SetWindowDirty(w);

   442

			}

   443

   444

			_left_button_clicked = false;

   445

		} break;

   446

		case 10: //toggle shuffle

   447

			msf.shuffle ^= 1;

   448

			StopMusic();

   449

			SelectSongToPlay();

   450

			break;

   451

		case 11: //show track selection

   452

			ShowMusicTrackSelection();

   453

			break;

   454

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

   455

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

   456

			SetWindowDirty(w);

   457

			InvalidateWindow(WC_MUSIC_TRACK_SELECTION, 0);

   458

			StopMusic();

   459

			SelectSongToPlay();

   460

			break;

   461

		}

   462

		break;

   463

   464

	case WE_MOUSELOOP:

   465

		InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 7);

   466

		break;

   467

	}

   468

   469

}

   470

   471

static const Widget _music_window_widgets[] = {

   472

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

   473

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

   474

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

   475

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

   476

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

   477

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

   478

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

   479

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

   480

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

   481

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

   482

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

   483

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

   484

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

   485

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

   486

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

   487

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

   488

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

   489

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

   490

{   WIDGETS_END},

   491

};

   492

   493

static const WindowDesc _music_window_desc = {

   494

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

   495

	WC_MUSIC_WINDOW, WC_NONE,

   496

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   497

	_music_window_widgets,

   498

	MusicWindowWndProc

   499

};