1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "gfx.h"

     4

#include "sound.h"

     5

#include "window.h"

     6

#include <windows.h>

     7

#include <mmsystem.h>

     8

#include "hal.h"

     9

#include <winnt.h>

    10

#include <wininet.h>

    11

#include <io.h>

    12

#include <fcntl.h>

    13

    14

#define SMART_PALETTE_ANIM

    15

    16

static struct {

    17

	HWND main_wnd;

    18

	HBITMAP dib_sect;

    19

	void *bitmap_bits;

    20

	void *buffer_bits;

    21

	void *alloced_bits;

    22

	HPALETTE gdi_palette;

    23

	int width,height;

    24

	int width_org, height_org;

    25

	bool cursor_visible;

    26

	bool switch_driver;

    27

	bool fullscreen;

    28

	bool double_size;

    29

	bool has_focus;

    30

	bool running;

    31

} _wnd;

    32

    33

static HINSTANCE _inst;

    34

static bool _has_console;

    35

    36

#if defined(MINGW32) || defined(__CYGWIN__)

    37

	#define __TIMESTAMP__   __DATE__ __TIME__

    38

#endif

    39

    40

#ifdef WIN32_ENABLE_DIRECTMUSIC_SUPPORT

    41

extern const HalMusicDriver _dmusic_midi_driver;

    42

#endif

    43

    44

static void MakePalette()

    45

{

    46

	LOGPALETTE *pal;

    47

	int i;

    48

	byte *b;

    49

    50

	pal = alloca(sizeof(LOGPALETTE) + (256-1) * sizeof(PALETTEENTRY));

    51

    52

	pal->palVersion = 0x300;

    53

	pal->palNumEntries = 256;

    54

    55

	for(i=0,b=_cur_palette; i!=256;i++,b+=3) {

    56

		pal->palPalEntry[i].peRed = b[0];

    57

		pal->palPalEntry[i].peGreen = b[1];

    58

		pal->palPalEntry[i].peBlue = b[2];

    59

		pal->palPalEntry[i].peFlags = 0;

    60

    61

	}

    62

	_wnd.gdi_palette = CreatePalette(pal);

    63

	if (_wnd.gdi_palette == NULL)	

    64

		error("CreatePalette failed!\n");

    65

}

    66

    67

static void UpdatePalette(HDC dc, uint start, uint count)

    68

{

    69

	RGBQUAD rgb[256];

    70

	uint i;

    71

	byte *b;

    72

    73

		for(i=0,b = _cur_palette + start*3; i!=count; i++,b+=3) {

    74

		rgb[i].rgbRed = b[0];

    75

		rgb[i].rgbGreen = b[1];

    76

		rgb[i].rgbBlue = b[2];

    77

		rgb[i].rgbReserved = 0;

    78

	}

    79

    80

	SetDIBColorTable(dc, start, count, rgb);

    81

}

    82

    83

static bool MyShowCursor(bool show)

    84

{

    85

	if (_wnd.cursor_visible == show)

    86

		return show;

    87

    88

	_wnd.cursor_visible = show;

    89

	ShowCursor(show);

    90

    91

	return !show;

    92

}

    93

    94

typedef struct {

    95

	byte vk_from;

    96

	byte vk_count;

    97

	byte map_to;

    98

} VkMapping;

    99

   100

#define AS(x,z) {x,0,z}

   101

#define AM(x,y,z,w) {x,y-x,z}

   102

   103

static const VkMapping _vk_mapping[] = {

   104

	// Pageup stuff + up/down

   105

	AM(VK_PRIOR,VK_DOWN, WKC_PAGEUP, WKC_DOWN),

   106

	// Map letters & digits

   107

	AM('A','Z','A','Z'),

   108

	AM('0','9','0','9'),

   109

   110

	AS(220,				WKC_BACKQUOTE),

   111

   112

	AS(VK_ESCAPE,		WKC_ESC),

   113

	AS(VK_BACK,			WKC_BACKSPACE),

   114

	AM(VK_INSERT,VK_DELETE,WKC_INSERT, WKC_DELETE),

   115

   116

	AS(VK_SPACE,		WKC_SPACE),

   117

	AS(VK_RETURN,		WKC_RETURN),

   118

	AS(VK_TAB,			WKC_TAB),

   119

   120

	// Function keys

   121

	AM(VK_F1, VK_F12,	WKC_F1, WKC_F12),

   122

   123

	// Numeric part.

   124

	// What is the virtual keycode for numeric enter??

   125

	AM(VK_NUMPAD0,VK_NUMPAD9, WKC_NUM_0, WKC_NUM_9),

   126

	AS(VK_DIVIDE,			WKC_NUM_DIV),

   127

	AS(VK_MULTIPLY,		WKC_NUM_MUL),

   128

	AS(VK_SUBTRACT,		WKC_NUM_MINUS),

   129

	AS(VK_ADD,				WKC_NUM_PLUS),

   130

	AS(VK_DECIMAL,		WKC_NUM_DECIMAL),

   131

	{0}	

   132

};

   133

   134

static uint MapWindowsKey(uint key)

   135

{

   136

	const VkMapping	*map = _vk_mapping - 1;

   137

	uint from;

   138

	do {

   139

		map++;

   140

		from = map->vk_from;

   141

		if (from == 0) {

   142

			return 0; // Unknown key pressed.

   143

			}

   144

	}	while ((uint)(key - from) > map->vk_count);

   145

   146

	key = key - from + map->map_to;

   147

   148

	if (GetAsyncKeyState(VK_SHIFT)<0)	key |= WKC_SHIFT;

   149

	if (GetAsyncKeyState(VK_CONTROL)<0)	key |= WKC_CTRL;

   150

	if (GetAsyncKeyState(VK_MENU)<0)	key |= WKC_ALT;

   151

	return key;

   152

}

   153

   154

static void MakeWindow(bool full_screen);

   155

static bool AllocateDibSection(int w, int h);

   156

   157

static void ClientSizeChanged(int w, int h)

   158

{

   159

	if (_wnd.double_size) { w >>= 1; h >>= 1; }

   160

   161

	// allocate new dib section of the new size

   162

	if (AllocateDibSection(w, h)) {

   163

		// mark all palette colors dirty

   164

		_pal_first_dirty = 0;

   165

		_pal_last_dirty = 255;

   166

		GameSizeChanged();

   167

   168

		// redraw screen

   169

		if (_wnd.running) {

   170

			_screen.dst_ptr = _wnd.buffer_bits;

   171

			UpdateWindows();

   172

		}

   173

	}

   174

}

   175

   176

static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)

   177

{

   178

	switch(msg) {

   179

	case WM_PAINT: {

   180

		PAINTSTRUCT ps;

   181

		HDC dc,dc2;

   182

		HBITMAP old_bmp;

   183

		HPALETTE old_palette;

   184

		BeginPaint(hwnd, &ps);

   185

		dc = ps.hdc;

   186

		dc2 = CreateCompatibleDC(dc);

   187

		old_bmp = SelectObject(dc2, _wnd.dib_sect);

   188

		old_palette = SelectPalette(dc, _wnd.gdi_palette, FALSE);

   189

   190

		if (_pal_last_dirty != -1) {

   191

			UpdatePalette(dc2, _pal_first_dirty, _pal_last_dirty - _pal_first_dirty + 1);

   192

			_pal_last_dirty = -1;

   193

		}

   194

   195

		BitBlt(dc, 0, 0, _wnd.width, _wnd.height, dc2, 0, 0, SRCCOPY);

   196

		SelectPalette(dc, old_palette, TRUE);

   197

		SelectObject(dc2, old_bmp);

   198

		DeleteDC(dc2);

   199

		EndPaint(hwnd, &ps);

   200

		}

   201

		return 0;

   202

   203

	case WM_PALETTECHANGED:

   204

		if ((HWND)wParam == hwnd)

   205

			return 0;

   206

		// FALL THROUGH

   207

	case WM_QUERYNEWPALETTE: {

   208

		HDC hDC = GetWindowDC(hwnd);

   209

		HPALETTE hOldPalette = SelectPalette(hDC, _wnd.gdi_palette, FALSE);

   210

		UINT nChanged = RealizePalette(hDC);

   211

		SelectPalette(hDC, hOldPalette, TRUE);

   212

		ReleaseDC(hwnd, hDC);

   213

		if (nChanged)

   214

			InvalidateRect(hwnd, NULL, FALSE);

   215

		return 0;

   216

	}

   217

   218

	case WM_CLOSE:

   219

		AskExitGame();

   220

		return 0;

   221

   222

	case WM_LBUTTONDOWN:

   223

		SetCapture(hwnd);

   224

		_left_button_down = true;

   225

		return 0;

   226

   227

	case WM_LBUTTONUP:

   228

		ReleaseCapture();

   229

		_left_button_down = false;

   230

		_left_button_clicked = false;

   231

		return 0;

   232

   233

	case WM_RBUTTONDOWN:

   234

		SetCapture(hwnd);

   235

		_right_button_down = true;

   236

		_right_button_clicked = true;

   237

		return 0;

   238

   239

	case WM_RBUTTONUP:

   240

		ReleaseCapture();

   241

		_right_button_down = false;

   242

		return 0;

   243

   244

	case WM_MOUSEMOVE: {

   245

		int x = (int16)LOWORD(lParam);

   246

		int y = (int16)HIWORD(lParam);

   247

		POINT pt;

   248

   249

		if (_wnd.double_size) {

   250

			x >>= 1;

   251

			y >>= 1;

   252

		}

   253

   254

		if (_cursor.fix_at) {

   255

			int dx = x - _cursor.pos.x;

   256

			int dy = y - _cursor.pos.y;

   257

			if (dx != 0 || dy != 0) {

   258

				_cursor.delta.x += dx;

   259

				_cursor.delta.y += dy;

   260

   261

				pt.x = _cursor.pos.x;

   262

				pt.y = _cursor.pos.y;

   263

   264

				if (_wnd.double_size) {

   265

					pt.x *= 2;

   266

					pt.y *= 2;

   267

				}

   268

				ClientToScreen(hwnd, &pt);

   269

				SetCursorPos(pt.x, pt.y);

   270

			}

   271

		} else {

   272

			_cursor.delta.x += x - _cursor.pos.x;

   273

			_cursor.delta.y += y - _cursor.pos.y;

   274

			_cursor.pos.x = x;

   275

			_cursor.pos.y = y;

   276

			_cursor.dirty = true;

   277

		}

   278

		MyShowCursor(false);

   279

		return 0;

   280

	}

   281

   282

	case WM_KEYDOWN:

   283

		{         

   284

		// this is the rewritten ascii input function

   285

		// it disables windows deadkey handling --> more linux like :D

   286

        unsigned short w = 0;

   287

		int r = 0;

   288

		byte ks[256];

   289

		unsigned int scan=0;

   290

		GetKeyboardState(ks);

   291

		r=ToAscii(wParam,scan,ks,&w,0);

   292

		if (r=0) w=0;

   293

   294

		_pressed_key = w | MapWindowsKey(wParam) << 16;

   295

		}

   296

		if ((_pressed_key>>16) == ('D' | WKC_CTRL) && !_wnd.fullscreen) {

   297

			_double_size ^= 1;

   298

			_wnd.double_size = _double_size;

   299

			ClientSizeChanged(_wnd.width, _wnd.height);

   300

			MarkWholeScreenDirty();

   301

		}

   302

		break;	

   303

   304

   305

	case WM_SYSKEYDOWN:

   306

		switch(wParam) {

   307

		case VK_RETURN:

   308

			MakeWindow(!_wnd.fullscreen);

   309

			return 0;

   310

		default:

   311

			_pressed_key = MapWindowsKey(wParam) << 16;

   312

			break;

   313

		}

   314

		break;

   315

	case WM_NCMOUSEMOVE:

   316

		MyShowCursor(true);

   317

		return 0;

   318

   319

	case WM_SIZE: {

   320

		if (wParam != SIZE_MINIMIZED) {

   321

			ClientSizeChanged(LOWORD(lParam), HIWORD(lParam));

   322

		}

   323

		return 0;

   324

	}

   325

	case WM_SIZING: {

   326

		RECT* r = (RECT*)lParam;

   327

		RECT r2;

   328

		int w, h;

   329

   330

		SetRect(&r2, 0, 0, 0, 0);

   331

		AdjustWindowRect(&r2, GetWindowLong(hwnd, GWL_STYLE), FALSE);

   332

   333

		w = r->right - r->left - (r2.right - r2.left);

   334

		h = r->bottom - r->top - (r2.bottom - r2.top);

   335

		if (_wnd.double_size) { w >>= 1; h >>= 1; }

   336

		w = clamp(w & ~0x7, 64, MAX_SCREEN_WIDTH);

   337

		h = clamp(h & ~0x7, 64, MAX_SCREEN_HEIGHT);

   338

		if (_wnd.double_size) { w <<= 1; h <<= 1; }

   339

		SetRect(&r2, 0, 0, w, h);

   340

   341

		AdjustWindowRect(&r2, GetWindowLong(hwnd, GWL_STYLE), FALSE);

   342

		w = r2.right - r2.left;

   343

		h = r2.bottom - r2.top;

   344

   345

		switch (wParam) {

   346

		case WMSZ_BOTTOM:

   347

			r->bottom = r->top + h;

   348

			break;

   349

		case WMSZ_BOTTOMLEFT:

   350

			r->bottom = r->top + h;

   351

			r->left = r->right - w;

   352

			break;

   353

		case WMSZ_BOTTOMRIGHT:

   354

			r->bottom = r->top + h;

   355

			r->right = r->left + w;

   356

			break;

   357

		case WMSZ_LEFT:

   358

			r->left = r->right - w;

   359

			break;

   360

		case WMSZ_RIGHT:

   361

			r->right = r->left + w;

   362

			break;

   363

		case WMSZ_TOP:

   364

			r->top = r->bottom - h;

   365

			break;

   366

		case WMSZ_TOPLEFT:

   367

			r->top = r->bottom - h;

   368

			r->left = r->right - w;

   369

			break;

   370

		case WMSZ_TOPRIGHT:

   371

			r->top = r->bottom - h;

   372

			r->right = r->left + w;

   373

			break;

   374

		}

   375

		return TRUE;

   376

	}

   377

   378

// needed for wheel

   379

#if !defined(WM_MOUSEWHEEL)

   380

# define WM_MOUSEWHEEL                   0x020A

   381

#endif  //WM_MOUSEWHEEL

   382

#if !defined(GET_WHEEL_DELTA_WPARAM)

   383

# define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD(wparam))

   384

#endif  //GET_WHEEL_DELTA_WPARAM

   385

   386

	case WM_MOUSEWHEEL: {

   387

		int delta = GET_WHEEL_DELTA_WPARAM(wParam);	

   388

		if (delta < 0) {

   389

			_cursor.wheel++;

   390

		} else if (delta > 0) {

   391

			_cursor.wheel--;

   392

		}

   393

		return 0;

   394

	}

   395

   396

	case WM_ACTIVATEAPP:

   397

		_wnd.has_focus = (bool)wParam;

   398

		break;

   399

	}

   400

	return DefWindowProc(hwnd, msg, wParam, lParam);

   401

}

   402

   403

static void RegisterWndClass()

   404

{

   405

	static bool registered;

   406

	if (!registered) {

   407

		HINSTANCE hinst = GetModuleHandle(NULL);

   408

		WNDCLASS wnd = {

   409

			0,

   410

			WndProcGdi,

   411

			0,

   412

			0,

   413

			hinst,

   414

			LoadIcon(hinst, MAKEINTRESOURCE(100)),

   415

			LoadCursor(NULL, IDC_ARROW),

   416

			0,

   417

			0,

   418

			"TTD"

   419

		};

   420

		registered = true;

   421

		if (!RegisterClass(&wnd))

   422

			error("RegisterClass failed");

   423

	}

   424

}

   425

   426

static void MakeWindow(bool full_screen)

   427

{

   428

	_fullscreen = full_screen;

   429

   430

	_wnd.double_size = _double_size && !full_screen;

   431

   432

	// recreate window?

   433

	if ((full_screen|_wnd.fullscreen) && _wnd.main_wnd) {

   434

		DestroyWindow(_wnd.main_wnd);

   435

		_wnd.main_wnd = 0;

   436

	}

   437

   438

	if (full_screen) {

   439

		DEVMODE settings;

   440

		memset(&settings, 0, sizeof(DEVMODE));

   441

		settings.dmSize = sizeof(DEVMODE);

   442

		settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT;

   443

   444

		if (_fullscreen_bpp) {

   445

			settings.dmBitsPerPel = _fullscreen_bpp;

   446

			settings.dmFields |= DM_BITSPERPEL;

   447

		}

   448

		settings.dmPelsWidth = _wnd.width_org;

   449

		settings.dmPelsHeight = _wnd.height_org;

   450

		if ((settings.dmDisplayFrequency = _display_hz) != 0)

   451

			settings.dmFields |= DM_DISPLAYFREQUENCY;

   452

		if ( !ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL ) {

   453

			MakeWindow(false);

   454

			return;

   455

		}

   456

	} else if (_wnd.fullscreen) {

   457

		// restore display?

   458

		ChangeDisplaySettings(NULL, 0);

   459

	}

   460

   461

	{

   462

		RECT r;

   463

		uint style;

   464

		int x, y, w, h;

   465

   466

		if ((_wnd.fullscreen=full_screen) != false) {

   467

			style = WS_POPUP | WS_VISIBLE;

   468

			SetRect(&r, 0, 0, _wnd.width_org, _wnd.height_org);

   469

		} else {

   470

			style = WS_OVERLAPPEDWINDOW | WS_VISIBLE;

   471

			SetRect(&r, 0, 0, _wnd.width, _wnd.height);

   472

		}

   473

   474

		AdjustWindowRect(&r, style, FALSE);

   475

		w = r.right - r.left;

   476

		h = r.bottom - r.top;

   477

		x = (GetSystemMetrics(SM_CXSCREEN)-w)>>1;

   478

		y = (GetSystemMetrics(SM_CYSCREEN)-h)>>1;

   479

   480

		if (_wnd.main_wnd) {

   481

			SetWindowPos(_wnd.main_wnd, 0, x, y, w, h, SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOZORDER);

   482

		} else {

   483

			_wnd.main_wnd = CreateWindow("TTD", "OpenTTD", style, x, y, w, h, 0, 0, _inst, 0);

   484

			if (_wnd.main_wnd == NULL)

   485

				error("CreateWindow failed");

   486

		}

   487

	}

   488

}

   489

   490

static bool AllocateDibSection(int w, int h)

   491

{

   492

	BITMAPINFO *bi;

   493

	HDC dc;

   494

   495

	w = clamp(w & ~7, 64, MAX_SCREEN_WIDTH);

   496

	h = clamp(h & ~7, 64, MAX_SCREEN_HEIGHT);

   497

   498

	if (w == _screen.width && h == _screen.height)

   499

		return false;

   500

   501

	_screen.width = _screen.pitch = w;

   502

	_screen.height = h;

   503

   504

	if (_wnd.alloced_bits) {

   505

		free(_wnd.alloced_bits);

   506

		_wnd.alloced_bits = NULL;

   507

	}

   508

   509

	bi = alloca(sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*256);

   510

	memset(bi, 0, sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*256);

   511

	bi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);

   512

   513

	{

   514

		if (_wnd.double_size) {

   515

			_wnd.alloced_bits = _wnd.buffer_bits = (byte*)malloc(w * h);

   516

			w *= 2;

   517

			h *= 2;

   518

		}

   519

   520

		bi->bmiHeader.biWidth = _wnd.width = w;

   521

		bi->bmiHeader.biHeight = -(_wnd.height = h);

   522

	}

   523

   524

	bi->bmiHeader.biPlanes = 1;

   525

	bi->bmiHeader.biBitCount = 8;

   526

	bi->bmiHeader.biCompression = BI_RGB;

   527

   528