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 "functions.h"

    10

#include "window.h"

    11

#include "gfx.h"

    12

#include "sound.h"

    13

#include "hal.h"

    14

#include "macros.h"

    15

#include "variables.h"

    16

#include "music.h"

    17

    18

static byte _music_wnd_cursong;

    19

static bool _song_is_active;

    20

static byte _cur_playlist[NUM_SONGS_PLAYLIST];

    21

    22

    23

    24

static byte _playlist_all[] = {

    25

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

    26

};

    27

    28

static byte _playlist_old_style[] = {

    29

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

    30

};

    31

    32

static byte _playlist_new_style[] = {

    33

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

    34

};

    35

    36

static byte _playlist_ezy_street[] = {

    37

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

    38

};

    39

    40

static byte * const _playlists[] = {

    41

	_playlist_all,

    42

	_playlist_old_style,

    43

	_playlist_new_style,

    44

	_playlist_ezy_street,

    45

	msf.custom_1,

    46

	msf.custom_2,

    47

};

    48

    49

static void SkipToPrevSong()

    50

{

    51

	byte *b = _cur_playlist;

    52

	byte *p = b;

    53

	byte t;

    54

    55

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

    56

    57

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

    58

    59

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

    60

	while (p != b) {

    61

		p--;

    62

		p[1] = p[0];

    63

	}

    64

	*b = t;

    65

    66

	_song_is_active = false;

    67

}

    68

    69

static void SkipToNextSong()

    70

{

    71

	byte* b = _cur_playlist;

    72

	byte t;

    73

    74

	t = b[0];

    75

	if (t != 0) {

    76

		while (b[1] != 0) {

    77

			b[0] = b[1];

    78

			b++;

    79

		}

    80

		b[0] = t;

    81

	}

    82

    83

	_song_is_active = false;

    84

}

    85

    86

static void MusicVolumeChanged(byte new_vol)

    87

{

    88

	_music_driver->set_volume(new_vol);

    89

}

    90

    91

static void DoPlaySong()

    92

{

    93

	char filename[256];

    94

	snprintf(filename, sizeof(filename), "%s%s",

    95

		_paths.gm_dir, origin_songs_specs[_music_wnd_cursong - 1].filename);

    96

	_music_driver->play_song(filename);

    97

}

    98

    99

static void DoStopMusic()

   100

{

   101

	_music_driver->stop_song();

   102

}

   103

   104

static void SelectSongToPlay()

   105

{

   106

	uint i = 0;

   107

	uint j = 0;

   108

	char filename[256];

   109

   110

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

   111

	do {

   112

		if (_playlists[msf.playlist][i] != 0) {  // Don't evaluate playlist terminator

   113

			snprintf(filename, sizeof(filename),  "%s%s",

   114

				_paths.gm_dir, origin_songs_specs[(_playlists[msf.playlist][i]) - 1].filename);

   115

   116

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

   117

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

   118

			if (FileExists(filename)) {

   119

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

   120

				j++;

   121

			}

   122

		}

   123

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

   124

   125

	if (msf.shuffle) {

   126

		i = 500;

   127

		do {

   128

			uint32 r = InteractiveRandom();

   129

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

   130

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

   131

   132

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

   133

				byte t = *a;

   134

				*a = *b;

   135

				*b = t;

   136

			}

   137

		} while (--i);

   138

	}

   139

}

   140

   141

static void StopMusic()

   142

{

   143

	_music_wnd_cursong = 0;

   144

	DoStopMusic();

   145

	_song_is_active = false;

   146

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   147

}

   148

   149

static void PlayPlaylistSong()

   150

{

   151

	if (_cur_playlist[0] == 0) {

   152

		SelectSongToPlay();

   153

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

   154

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

   155

		 * Stop the playback, then */

   156

		if (_cur_playlist[0] == 0) {

   157

			_song_is_active = false;

   158

			_music_wnd_cursong = 0;

   159

			msf.playing = false;

   160

			return;

   161

		}

   162

	}

   163

	_music_wnd_cursong = _cur_playlist[0];

   164

	DoPlaySong();

   165

	_song_is_active = true;

   166

   167

	InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 9);

   168

}

   169

   170

void ResetMusic()

   171

{

   172

	_music_wnd_cursong = 1;

   173

	DoPlaySong();

   174

}

   175

   176

void MusicLoop()

   177

{

   178

	if (!msf.playing && _song_is_active) {

   179

		StopMusic();

   180

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

   181

		PlayPlaylistSong();

   182

	}

   183

   184

	if (!_song_is_active) return;

   185

   186

	if (!_music_driver->is_song_playing()) {

   187

		if (_game_mode != GM_MENU) {

   188

			StopMusic();

   189

			SkipToNextSong();

   190

			PlayPlaylistSong();

   191

		} else {

   192

			ResetMusic();

   193

		}

   194

	}

   195

}

   196

   197

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

   198

{

   199

	switch (e->event) {

   200

	case WE_PAINT: {

   201

		const byte* p;

   202

		uint i;

   203

		int y;

   204

   205

		SetWindowWidgetDisabledState(w, 11, msf.playlist <= 3);

   206

		LowerWindowWidget(w, 3);

   207

		LowerWindowWidget(w, 4);

   208

		DrawWindowWidgets(w);

   209

   212

   213

		DrawStringCentered(92, 15, STR_01EE_TRACK_INDEX, 0);

   214

   215

		SetDParam(0, STR_01D5_ALL + msf.playlist);

   216

		DrawStringCentered(340, 15, STR_01EF_PROGRAM, 0);

   217

   218

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

   219

			SetDParam(0, i);

   220

			SetDParam(2, i);

   221

			SetDParam(1, SPECSTR_SONGNAME);

   223

		}

   224

   225

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

   226

			DrawStringCentered(216, 45 + i * 8, STR_01D5_ALL + i, (i == msf.playlist) ? 0xC : 0x10);

   227

		}

   228

   230

#if 0

   231

		DrawStringCentered(216, 45 + 8 * 6 + 16 * 2, STR_01F1_SAVE, 0);

   232

#endif

   233

   234

		y = 23;

   235

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

   236

			SetDParam(0, i);

   237

			SetDParam(1, SPECSTR_SONGNAME);

   238

			SetDParam(2, i);

   239

			DrawString(252, y, (i < 10) ? STR_01EC_0 : STR_01ED, 0);

   240

			y += 6;

   241

		}

   242

		break;

   243

	}

   244

   245

	case WE_CLICK:

   246

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

   247

		case 3: { // add to playlist

   248

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

   249

			uint i;

   250

			byte *p;

   251

   252

			if (msf.playlist < 4) return;

   253

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

   254

   255

			p = _playlists[msf.playlist];

   256

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

   257

				if (p[i] == 0) {

   258

					p[i] = y + 1;

   259

					p[i + 1] = 0;

   260

					SetWindowDirty(w);

   261

					SelectSongToPlay();

   262

					break;

   263

				}

   264

			}

   265

		} break;

   266

   267

		case 4: { // remove from playlist

   268

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

   269

			uint i;

   270

			byte *p;

   271

   272

			if (msf.playlist < 4) return;

   273

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

   274

   275

			p = _playlists[msf.playlist];

   276

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

   277

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

   278

				}

   279

   280

			SetWindowDirty(w);

   281

			SelectSongToPlay();

   282

		} break;

   283

   284

		case 11: // clear

   285

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

   286

			SetWindowDirty(w);

   287

			StopMusic();

   288

			SelectSongToPlay();

   289

			break;

   290

   291

#if 0

   292

		case 12: // save

   293

			ShowInfo("MusicTrackSelectionWndProc:save not implemented");

   294

			break;

   295

#endif

   296

   297

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

   298

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

   299

			SetWindowDirty(w);

   300

			InvalidateWindow(WC_MUSIC_WINDOW, 0);

   301

			StopMusic();

   302

			SelectSongToPlay();

   303

			break;

   304

		}

   305

		break;

   306

	}

   307

}

   308

   309

static const Widget _music_track_selection_widgets[] = {

   310

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

   311

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

   312

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

   313

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

   314

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

   315

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

   316

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

   317

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

   318

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

   319

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

   320

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

   321

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

   322

#if 0

   323

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

   324

#endif

   325

{   WIDGETS_END},

   326

};

   327

   328

static const WindowDesc _music_track_selection_desc = {

   329

	104, 131, 432, 218,

   330

	WC_MUSIC_TRACK_SELECTION, WC_NONE,

   331

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   332

	_music_track_selection_widgets,

   333

	MusicTrackSelectionWndProc

   334

};

   335

   336

static void ShowMusicTrackSelection()

   337

{

   338

	AllocateWindowDescFront(&_music_track_selection_desc, 0);

   339

}

   340

   341

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

   342

{

   343

	switch (e->event) {

   344

	case WE_PAINT: {

   345

		uint i;

   346

		StringID str;

   347

   348

		RaiseWindowWidget(w, 7);

   349

		RaiseWindowWidget(w, 9);

   350

		DrawWindowWidgets(w);

   351

   352

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

   353

   354

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

   355

			int color = 0xD0;

   356

			if (i > 4) {

   357

				color = 0xBF;

   358

				if (i > 6) {

   359

					color = 0xB8;

   360

				}

   361

			}

   362

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

   363

		}

   364

   365

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

   366

   367

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

   368

			str = STR_01E3;

   369

		} else {

   370

			SetDParam(0, _music_wnd_cursong);

   371

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

   372

		}

   373

		DrawString(62, 46, str, 0);

   374

   375

		str = STR_01E6;

   376

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

   377

			str = STR_01E7;

   378

			SetDParam(0, SPECSTR_SONGNAME);

   379

			SetDParam(1, _music_wnd_cursong);

   380

		}

   381

		DrawStringCentered(155, 46, str, 0);

   382

   383

   384

		DrawString(60, 38, STR_01E8_TRACK_XTITLE, 0);

   385

   386

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

   387

			DrawStringCentered(25 + i * 50, 59, STR_01D5_ALL + i, msf.playlist == i ? 0xC : 0x10);

   388

		}

   389

   390

		DrawStringCentered(31, 43, STR_01E9_SHUFFLE, (msf.shuffle ? 0xC : 0x10));

   391

		DrawStringCentered(269, 43, STR_01EA_PROGRAM, 0);

   392

		DrawStringCentered(141, 15, STR_01DB_MUSIC_VOLUME, 0);

   393

		DrawStringCentered(141, 29, STR_01DD_MIN_MAX, 0);

   394

		DrawStringCentered(247, 15, STR_01DC_EFFECTS_VOLUME, 0);

   395

		DrawStringCentered(247, 29, STR_01DD_MIN_MAX, 0);

   396

   397

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

   398

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

   399

   400

		DrawFrameRect(

   401

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

   402

		);

   403

   404

		DrawFrameRect(

   405

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

   406

		);

   407

	} break;

   408

   409

	case WE_CLICK:

   410

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

   411

		case 2: // skip to prev

   412

			if (!_song_is_active)

   413

				return;

   414

			SkipToPrevSong();

   415

			break;

   416

		case 3: // skip to next

   417

			if (!_song_is_active)

   418

				return;

   419

			SkipToNextSong();

   420

			break;

   421

		case 4: // stop playing

   422

			msf.playing = false;

   423

			break;

   424

		case 5: // start playing

   425

			msf.playing = true;

   426

			break;

   427

		case 6: { // volume sliders

   428

			byte *vol, new_vol;

   429

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

   430

   431

			if (x < 0) return;

   432

   433

			vol = &msf.music_vol;

   434

			if (x >= 106) {

   435

				vol = &msf.effect_vol;

   436

				x -= 106;

   437

			}

   438

   439

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

   440

			if (new_vol != *vol) {

   441

				*vol = new_vol;

   442

				if (vol == &msf.music_vol)

   443

					MusicVolumeChanged(new_vol);

   444

				SetWindowDirty(w);

   445

			}

   446

   447

			_left_button_clicked = false;

   448

		} break;

   449

		case 10: //toggle shuffle

   450

			msf.shuffle ^= 1;

   451

			StopMusic();

   452

			SelectSongToPlay();

   453

			break;

   454

		case 11: //show track selection

   455

			ShowMusicTrackSelection();

   456

			break;

   457

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

   458

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

   459

			SetWindowDirty(w);

   460

			InvalidateWindow(WC_MUSIC_TRACK_SELECTION, 0);

   461

			StopMusic();

   462

			SelectSongToPlay();

   463

			break;

   464

		}

   465

		break;

   466

   467

	case WE_MOUSELOOP:

   468

		InvalidateWindowWidget(WC_MUSIC_WINDOW, 0, 7);

   469

		break;

   470

	}

   471

   472

}

   473

   474

static const Widget _music_window_widgets[] = {

   475

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

   476

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

   477

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

   478

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

   479

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

   480

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

   481

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

   482

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

   483

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

   484

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

   485

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

   486

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

   487

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

   488

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

   489

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

   490

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

   491

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

   492

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

   493

{   WIDGETS_END},

   494

};

   495

   496

static const WindowDesc _music_window_desc = {

   497

	0, 22, 300, 66,

   498

	WC_MUSIC_WINDOW, WC_NONE,

   499

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   500

	_music_window_widgets,

   501

	MusicWindowWndProc

   502

};