1

/* $Id$ */

     2

     3

#include "../stdafx.h"

     4

#include "../openttd.h"

     5

#include "../functions.h"

     6

#include "../gfx.h"

     7

#include "../macros.h"

     8

#include "../network/network.h"

     9

#include "../variables.h"

    10

#include "../win32.h"

    11

#include "../window.h"

    12

#include "../blitter/factory.hpp"

    13

#include "win32_v.h"

    14

#include <windows.h>

    15

#include <tchar.h>

    16

    17

static struct {

    18

	HWND main_wnd;

    19

	HBITMAP dib_sect;

    20

	void *buffer_bits;

    21

	HPALETTE gdi_palette;

    22

	int width;

    23

	int height;

    24

	int width_org;

    25

	int height_org;

    26

	bool fullscreen;

    27

	bool has_focus;

    28

	bool running;

    29

} _wnd;

    30

    31

bool _force_full_redraw;

    32

bool _window_maximize;

    33

uint _display_hz;

    34

uint _fullscreen_bpp;

    35

static uint16 _bck_resolution[2];

    36

#if !defined(UNICODE)

    37

uint _codepage;

    38

#endif

    39

    40

static void MakePalette()

    41

{

    42

	LOGPALETTE *pal;

    43

	uint i;

    44

    45

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

    46

    47

	pal->palVersion = 0x300;

    48

	pal->palNumEntries = 256;

    49

    50

	for (i = 0; i != 256; i++) {

    51

		pal->palPalEntry[i].peRed   = _cur_palette[i].r;

    52

		pal->palPalEntry[i].peGreen = _cur_palette[i].g;

    53

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

    54

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

    55

    56

	}

    57

	_wnd.gdi_palette = CreatePalette(pal);

    58

	if (_wnd.gdi_palette == NULL) error("CreatePalette failed!\n");

    59

}

    60

    61

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

    62

{

    63

	RGBQUAD rgb[256];

    64

	uint i;

    65

    66

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

    67

		rgb[i].rgbRed   = _cur_palette[start + i].r;

    68

		rgb[i].rgbGreen = _cur_palette[start + i].g;

    69

		rgb[i].rgbBlue  = _cur_palette[start + i].b;

    70

		rgb[i].rgbReserved = 0;

    71

	}

    72

    73

	SetDIBColorTable(dc, start, count, rgb);

    74

}

    75

    76

struct VkMapping {

    77

	byte vk_from;

    78

	byte vk_count;

    79

	byte map_to;

    80

};

    81

    82

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

    83

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

    84

    85

static const VkMapping _vk_mapping[] = {

    86

	// Pageup stuff + up/down

    87

	AM(VK_PRIOR,VK_DOWN, WKC_PAGEUP, WKC_DOWN),

    88

	// Map letters & digits

    89

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

    90

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

    91

    92

	AS(VK_ESCAPE,   WKC_ESC),

    93

	AS(VK_PAUSE,    WKC_PAUSE),

    94

	AS(VK_BACK,     WKC_BACKSPACE),

    95

	AM(VK_INSERT,   VK_DELETE, WKC_INSERT, WKC_DELETE),

    96

    97

	AS(VK_SPACE,    WKC_SPACE),

    98

	AS(VK_RETURN,   WKC_RETURN),

    99

	AS(VK_TAB,      WKC_TAB),

   100

   101

	// Function keys

   102

	AM(VK_F1, VK_F12, WKC_F1, WKC_F12),

   103

   104

	// Numeric part.

   105

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

   106

	AM(VK_NUMPAD0, VK_NUMPAD9, WKC_NUM_0, WKC_NUM_9),

   107

	AS(VK_DIVIDE,   WKC_NUM_DIV),

   108

	AS(VK_MULTIPLY, WKC_NUM_MUL),

   109

	AS(VK_SUBTRACT, WKC_NUM_MINUS),

   110

	AS(VK_ADD,      WKC_NUM_PLUS),

   111

	AS(VK_DECIMAL,  WKC_NUM_DECIMAL)

   112

};

   113

   114

static uint MapWindowsKey(uint sym)

   115

{

   116

	const VkMapping *map;

   117

	uint key = 0;

   118

   119

	for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {

   120

		if ((uint)(sym - map->vk_from) <= map->vk_count) {

   121

			key = sym - map->vk_from + map->map_to;

   122

			break;

   123

		}

   124

	}

   125

   126

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

   127

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

   128

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

   129

	return key;

   130

}

   131

   132

static bool AllocateDibSection(int w, int h);

   133

   134

static void ClientSizeChanged(int w, int h)

   135

{

   136

	// allocate new dib section of the new size

   137

	if (AllocateDibSection(w, h)) {

   138

		// mark all palette colors dirty

   139

		_pal_first_dirty = 0;

   140

		_pal_count_dirty = 255;

   141

		GameSizeChanged();

   142

   143

		// redraw screen

   144

		if (_wnd.running) {

   145

			_screen.dst_ptr = _wnd.buffer_bits;

   146

			UpdateWindows();

   147

		}

   148

	}

   149

}

   150

   151

#ifdef _DEBUG

   152

// Keep this function here..

   153

// It allows you to redraw the screen from within the MSVC debugger

   154

int RedrawScreenDebug()

   155

{

   156

	HDC dc,dc2;

   157

	static int _fooctr;

   158

	HBITMAP old_bmp;

   159

	HPALETTE old_palette;

   160

   161

	_screen.dst_ptr = _wnd.buffer_bits;

   162

	UpdateWindows();

   163

   164

	dc = GetDC(_wnd.main_wnd);

   165

	dc2 = CreateCompatibleDC(dc);

   166

   167

	old_bmp = (HBITMAP)SelectObject(dc2, _wnd.dib_sect);

   168

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

   169

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

   170

	SelectPalette(dc, old_palette, TRUE);

   171

	SelectObject(dc2, old_bmp);

   172

	DeleteDC(dc2);

   173

	ReleaseDC(_wnd.main_wnd, dc);

   174

   175

	return _fooctr++;

   176

}

   177

#endif

   178

   179

/* Windows 95 will not have a WM_MOUSELEAVE message, so define it if needed */

   180

#if !defined(WM_MOUSELEAVE)

   181

#define WM_MOUSELEAVE 0x02A3

   182

#endif

   183

#define TID_POLLMOUSE 1

   184

#define MOUSE_POLL_DELAY 75

   185

   186

static void CALLBACK TrackMouseTimerProc(HWND hwnd, UINT msg, UINT event, DWORD time)

   187

{

   188

	RECT rc;

   189

	POINT pt;

   190

   191

	/* Get the rectangle of our window and translate it to screen coordinates.

   192

	 * Compare this with the current screen coordinates of the mouse and if it

   193

	 * falls outside of the area or our window we have left the window. */

   194

	GetClientRect(hwnd, &rc);

   195

	MapWindowPoints(hwnd, HWND_DESKTOP, (LPPOINT)(LPRECT)&rc, 2);

   196

	GetCursorPos(&pt);

   197

   198

	if (!PtInRect(&rc, pt) || (WindowFromPoint(pt) != hwnd)) {

   199

		KillTimer(hwnd, event);

   200

		PostMessage(hwnd, WM_MOUSELEAVE, 0, 0L);

   201

	}

   202

}

   203

   204

static void MakeWindow(bool full_screen)

   205

{

   206

	_fullscreen = full_screen;

   207

   208

	// recreate window?

   209

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

   210

		DestroyWindow(_wnd.main_wnd);

   211

		_wnd.main_wnd = 0;

   212

	}

   213

   214

#if defined(WINCE)

   215

	/* WinCE is always fullscreen */

   216

#else

   217

	if (full_screen) {

   218

		DEVMODE settings;

   219

   220

		/* Make sure we are always at least the screen-depth of the blitter */

   221

		if (_fullscreen_bpp < BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth()) _fullscreen_bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();

   222

   223

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

   224

		settings.dmSize = sizeof(settings);

   225

		settings.dmFields =

   226

			(_fullscreen_bpp != 0 ? DM_BITSPERPEL : 0) |

   227

			DM_PELSWIDTH |

   228

			DM_PELSHEIGHT |

   229

			(_display_hz != 0 ? DM_DISPLAYFREQUENCY : 0);

   230

		settings.dmBitsPerPel = _fullscreen_bpp;

   231

		settings.dmPelsWidth  = _wnd.width_org;

   232

		settings.dmPelsHeight = _wnd.height_org;

   233

		settings.dmDisplayFrequency = _display_hz;

   234

   235

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

   236

			MakeWindow(false);

   237

			return;

   238

		}

   239

	} else if (_wnd.fullscreen) {

   240

		// restore display?

   241

		ChangeDisplaySettings(NULL, 0);

   242

	}

   243

#endif

   244

   245

	{

   246

		RECT r;

   247

		DWORD style, showstyle;

   248

		int x, y, w, h;

   249

   250

		showstyle = SW_SHOWNORMAL;

   251

		_wnd.fullscreen = full_screen;

   252

		if (_wnd.fullscreen) {

   253

			style = WS_POPUP;

   254

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

   255

		} else {

   256

			style = WS_OVERLAPPEDWINDOW;

   257

			/* On window creation, check if we were in maximize mode before */

   258

			if (_window_maximize) showstyle = SW_SHOWMAXIMIZED;

   259

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

   260

		}

   261

   262

#if !defined(WINCE)

   263

		AdjustWindowRect(&r, style, FALSE);

   264

#endif

   265

		w = r.right - r.left;

   266

		h = r.bottom - r.top;

   267

		x = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;

   268

		y = (GetSystemMetrics(SM_CYSCREEN) - h) / 2;

   269

   270

		if (_wnd.main_wnd) {

   271

			ShowWindow(_wnd.main_wnd, SW_SHOWNORMAL); // remove maximize-flag

   272

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

   273

		} else {

   274

			extern const char _openttd_revision[];

   275

			TCHAR Windowtitle[50];

   276

   277

			_sntprintf(Windowtitle, sizeof(Windowtitle), _T("OpenTTD %s"), MB_TO_WIDE(_openttd_revision));

   278

   279

			_wnd.main_wnd = CreateWindow(_T("OTTD"), Windowtitle, style, x, y, w, h, 0, 0, GetModuleHandle(NULL), 0);

   280

			if (_wnd.main_wnd == NULL) error("CreateWindow failed");

   281

			ShowWindow(_wnd.main_wnd, showstyle);

   282

		}

   283

	}

   284

	GameSizeChanged(); // invalidate all windows, force redraw

   285

}

   286

   287

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

   288

{

   289

	static uint32 keycode = 0;

   290

	static bool console = false;

   291

   292

	switch (msg) {

   293

		case WM_CREATE:

   294

			SetTimer(hwnd, TID_POLLMOUSE, MOUSE_POLL_DELAY, (TIMERPROC)TrackMouseTimerProc);

   295

			break;

   296

   297

		case WM_PAINT: {

   298

			PAINTSTRUCT ps;

   299

			HDC dc,dc2;

   300

			HBITMAP old_bmp;

   301

			HPALETTE old_palette;

   302

   303

			BeginPaint(hwnd, &ps);

   304

			dc = ps.hdc;

   305

			dc2 = CreateCompatibleDC(dc);

   306

			old_bmp = (HBITMAP)SelectObject(dc2, _wnd.dib_sect);

   307

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

   308

   309

			if (_pal_count_dirty != 0) {

   310

				Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();

   311

   312

				switch (blitter->UsePaletteAnimation()) {

   313

					case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:

   314

						UpdatePalette(dc2, _pal_first_dirty, _pal_count_dirty);

   315

						break;

   316

   317

					case Blitter::PALETTE_ANIMATION_BLITTER:

   318

						blitter->PaletteAnimate(_pal_first_dirty, _pal_count_dirty);

   319

						break;

   320

   321

					case Blitter::PALETTE_ANIMATION_NONE:

   322

						break;

   323

   324

					default:

   325

						NOT_REACHED();

   326

				}

   327

				_pal_count_dirty = 0;

   328

			}

   329

   330

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

   331

			SelectPalette(dc, old_palette, TRUE);

   332

			SelectObject(dc2, old_bmp);

   333

			DeleteDC(dc2);

   334

			EndPaint(hwnd, &ps);

   335

			return 0;

   336

		}

   337

   338

		case WM_PALETTECHANGED:

   339

			if ((HWND)wParam == hwnd) return 0;

   340

			/* FALLTHROUGH */

   341

   342

		case WM_QUERYNEWPALETTE: {

   343

			HDC hDC = GetWindowDC(hwnd);

   344

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

   345

			UINT nChanged = RealizePalette(hDC);

   346

   347

			SelectPalette(hDC, hOldPalette, TRUE);

   348

			ReleaseDC(hwnd, hDC);

   349

			if (nChanged) InvalidateRect(hwnd, NULL, FALSE);

   350

			return 0;

   351

		}

   352

   353

		case WM_CLOSE:

   354

			HandleExitGameRequest();

   355

			return 0;

   356

   357

		case WM_DESTROY:

   358

			if (_window_maximize) {

   359

				_cur_resolution[0] = _bck_resolution[0];

   360

				_cur_resolution[1] = _bck_resolution[1];

   361

			}

   362

			return 0;

   363

   364

		case WM_LBUTTONDOWN:

   365

			SetCapture(hwnd);

   366

			_left_button_down = true;

   367

			HandleMouseEvents();

   368

			return 0;

   369

   370

		case WM_LBUTTONUP:

   371

			ReleaseCapture();

   372

			_left_button_down = false;

   373

			_left_button_clicked = false;

   374

			HandleMouseEvents();

   375

			return 0;

   376

   377

		case WM_RBUTTONDOWN:

   378

			SetCapture(hwnd);

   379

			_right_button_down = true;

   380

			_right_button_clicked = true;

   381

			HandleMouseEvents();

   382

			return 0;

   383

   384

		case WM_RBUTTONUP:

   385

			ReleaseCapture();

   386

			_right_button_down = false;

   387

			HandleMouseEvents();

   388

			return 0;

   389

   390

		case WM_MOUSELEAVE:

   391

			UndrawMouseCursor();

   392

			_cursor.in_window = false;

   393

   394

			if (!_left_button_down && !_right_button_down) MyShowCursor(true);

   395

			HandleMouseEvents();

   396

			return 0;

   397

   398

		case WM_MOUSEMOVE: {

   399

			int x = (int16)LOWORD(lParam);

   400

			int y = (int16)HIWORD(lParam);

   401

			POINT pt;

   402

   403

			/* If the mouse was not in the window and it has moved it means it has

   404

			 * come into the window, so start drawing the mouse. Also start

   405

			 * tracking the mouse for exiting the window */

   406

			if (!_cursor.in_window) {

   407

				_cursor.in_window = true;

   408

				SetTimer(hwnd, TID_POLLMOUSE, MOUSE_POLL_DELAY, (TIMERPROC)TrackMouseTimerProc);

   409

   410

				DrawMouseCursor();

   411

			}

   412

   413

			if (_cursor.fix_at) {

   414

				int dx = x - _cursor.pos.x;

   415

				int dy = y - _cursor.pos.y;

   416

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

   417

					_cursor.delta.x += dx;

   418

					_cursor.delta.y += dy;

   419

   420

					pt.x = _cursor.pos.x;

   421

					pt.y = _cursor.pos.y;

   422

   423

					ClientToScreen(hwnd, &pt);

   424

					SetCursorPos(pt.x, pt.y);

   425

				}

   426

			} else {

   427

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

   428

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

   429

				_cursor.pos.x = x;

   430

				_cursor.pos.y = y;

   431

				_cursor.dirty = true;

   432

			}

   433

			MyShowCursor(false);

   434

			HandleMouseEvents();

   435

			return 0;

   436

		}

   437

   438

#if !defined(UNICODE)

   439

		case WM_INPUTLANGCHANGE: {

   440

			TCHAR locale[6];

   441

			LCID lcid = GB(lParam, 0, 16);

   442

   443

			int len = GetLocaleInfo(lcid, LOCALE_IDEFAULTANSICODEPAGE, locale, lengthof(locale));

   444

			if (len != 0) _codepage = _ttoi(locale);

   445

			return 1;

   446

		}

   447

#endif /* UNICODE */

   448

   449

		case WM_DEADCHAR:

   450

			console = GB(lParam, 16, 8) == 41;

   451

			return 0;

   452

   453

		case WM_CHAR: {

   454

			/* Silently drop all non-text messages as those were handled by WM_KEYDOWN */

   455

			if (wParam < VK_SPACE) return 0;

   456

			uint scancode = GB(lParam, 16, 8);

   457

			uint charcode = wParam;

   458

   459

			/* If the console key is a dead-key, we need to press it twice to get a WM_CHAR message.

   460

			 * But we then get two WM_CHAR messages, so ignore the first one */

   461

			if (console && scancode == 41) {

   462

				console = false;

   463

				return 0;

   464

			}

   465

   466

#if !defined(UNICODE)

   467

			wchar_t w;

   468

			int len = MultiByteToWideChar(_codepage, 0, (char*)&charcode, 1, &w, 1);

   469

			charcode = len == 1 ? w : 0;

   470

#endif /* UNICODE */

   471

   472

			/* No matter the keyboard layout, we will map the '~' to the console */

   473

			scancode = scancode == 41 ? (int)WKC_BACKQUOTE : keycode;

   474

			HandleKeypress(GB(charcode, 0, 16) | (scancode << 16));

   475

			return 0;

   476

		}

   477

   478

		case WM_KEYDOWN: {

   479

			keycode = MapWindowsKey(wParam);

   480

   481

			/* Silently drop all text messages as those will be handled by WM_CHAR

   482

			 * WM_KEYDOWN only handles CTRL+ commands and special keys like VK_LEFT, etc. */

   483

			if (keycode == 0 || (keycode > WKC_PAUSE && GB(keycode, 13, 4) == 0)) return 0;

   484

   485

			HandleKeypress(0 | (keycode << 16));

   486

			return 0;

   487

		}

   488

   489

		case WM_SYSKEYDOWN: /* user presses F10 or Alt, both activating the title-menu */

   490

			switch (wParam) {

   491

				case VK_RETURN:

   492

				case 'F': /* Full Screen on ALT + ENTER/F */

   493

					ToggleFullScreen(!_wnd.fullscreen);