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),

   125

};

   126

   127

static uint MapWindowsKey(uint sym)

   128

{

   129

	const VkMapping *map;

   130

	uint key = 0;

   131

   132

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

   133

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

   134

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

   135

			break;

   136

		}

   137

	}

   138

   139

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

   140

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

   141

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

   142

	return key;

   143

}

   144

   145

static bool AllocateDibSection(int w, int h);

   146

   147

static void ClientSizeChanged(int w, int h)

   148

{

   149

	// allocate new dib section of the new size

   150

	if (AllocateDibSection(w, h)) {

   151

		// mark all palette colors dirty

   152

		_pal_first_dirty = 0;

   153

		_pal_count_dirty = 255;

   154

		GameSizeChanged();

   155

   156

		// redraw screen

   157

		if (_wnd.running) {

   158

			_screen.dst_ptr = _wnd.buffer_bits;

   159

			UpdateWindows();

   160

		}

   161

	}

   162

}

   163

   164

#ifdef _DEBUG

   165

// Keep this function here..

   166

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

   167

int RedrawScreenDebug()

   168

{

   169

	HDC dc,dc2;

   170

	static int _fooctr;

   171

	HBITMAP old_bmp;

   172

	HPALETTE old_palette;

   173

   174

	_screen.dst_ptr = _wnd.buffer_bits;

   175

	UpdateWindows();

   176

   177

	dc = GetDC(_wnd.main_wnd);

   178

	dc2 = CreateCompatibleDC(dc);

   179

   180

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

   181

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

   182

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

   183

	SelectPalette(dc, old_palette, TRUE);

   184

	SelectObject(dc2, old_bmp);

   185

	DeleteDC(dc2);

   186

	ReleaseDC(_wnd.main_wnd, dc);

   187

   188

	return _fooctr++;

   189

}

   190

#endif

   191

   192

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

   193

#if !defined(WM_MOUSELEAVE)

   194

#define WM_MOUSELEAVE 0x02A3

   195

#endif

   196

#define TID_POLLMOUSE 1

   197

#define MOUSE_POLL_DELAY 75

   198

   199

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

   200

{

   201

	RECT rc;

   202

	POINT pt;

   203

   204

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

   205

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

   206

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

   207

	GetClientRect(hwnd, &rc);

   208

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

   209

	GetCursorPos(&pt);

   210

   211

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

   212

		KillTimer(hwnd, event);

   213

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

   214

	}

   215

}

   216

   217

static void MakeWindow(bool full_screen)

   218

{

   219

	_fullscreen = full_screen;

   220

   221

	// recreate window?

   222

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

   223

		DestroyWindow(_wnd.main_wnd);

   224

		_wnd.main_wnd = 0;

   225

	}

   226

   227

#if defined(WINCE)

   228

	/* WinCE is always fullscreen */

   229

#else

   230

	if (full_screen) {

   231

		DEVMODE settings;

   232

   233

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

   234

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

   235

   236

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

   237

		settings.dmSize = sizeof(settings);

   238

		settings.dmFields =

   239

			(_fullscreen_bpp != 0 ? DM_BITSPERPEL : 0) |

   240

			DM_PELSWIDTH |

   241

			DM_PELSHEIGHT |

   242

			(_display_hz != 0 ? DM_DISPLAYFREQUENCY : 0);

   243

		settings.dmBitsPerPel = _fullscreen_bpp;

   244

		settings.dmPelsWidth  = _wnd.width_org;

   245

		settings.dmPelsHeight = _wnd.height_org;

   246

		settings.dmDisplayFrequency = _display_hz;

   247

   248

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

   249

			MakeWindow(false);

   250

			return;

   251

		}

   252

	} else if (_wnd.fullscreen) {

   253

		// restore display?

   254

		ChangeDisplaySettings(NULL, 0);

   255

	}

   256

#endif

   257

   258

	{

   259

		RECT r;

   260

		DWORD style, showstyle;

   261

		int x, y, w, h;

   262

   263

		showstyle = SW_SHOWNORMAL;

   264

		_wnd.fullscreen = full_screen;

   265

		if (_wnd.fullscreen) {

   266

			style = WS_POPUP;

   267

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

   268

		} else {

   269

			style = WS_OVERLAPPEDWINDOW;

   270

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

   271

			if (_window_maximize) showstyle = SW_SHOWMAXIMIZED;

   272

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

   273

		}

   274

   275

#if !defined(WINCE)

   276

		AdjustWindowRect(&r, style, FALSE);

   277

#endif

   278

		w = r.right - r.left;

   279

		h = r.bottom - r.top;

   280

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

   281

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

   282

   283

		if (_wnd.main_wnd) {

   284

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

   285

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

   286

		} else {

   287

			extern const char _openttd_revision[];

   288

			TCHAR Windowtitle[50];

   289

   290

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

   291

   292

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

   293

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

   294

			ShowWindow(_wnd.main_wnd, showstyle);

   295

		}

   296

	}

   297

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

   298

}

   299

   300

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

   301

{

   302

	static uint32 keycode = 0;

   303

	static bool console = false;

   304

   305

	switch (msg) {

   306

		case WM_CREATE:

   307

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

   308

			break;

   309

   310

		case WM_PAINT: {

   311

			PAINTSTRUCT ps;

   312

			HDC dc,dc2;

   313

			HBITMAP old_bmp;

   314

			HPALETTE old_palette;

   315

   316

			BeginPaint(hwnd, &ps);

   317

			dc = ps.hdc;

   318

			dc2 = CreateCompatibleDC(dc);

   319

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

   320

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

   321

   322

			if (_pal_count_dirty != 0) {

   323

				Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();

   324

   325

				switch (blitter->UsePaletteAnimation()) {

   326

					case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:

   327

						UpdatePalette(dc2, _pal_first_dirty, _pal_count_dirty);

   328

						break;

   329

   330

					case Blitter::PALETTE_ANIMATION_BLITTER:

   331

						blitter->PaletteAnimate(_pal_first_dirty, _pal_count_dirty);

   332

						break;

   333

   334

					case Blitter::PALETTE_ANIMATION_NONE:

   335

						break;

   336

   337

					default:

   338

						NOT_REACHED();

   339

				}

   340

				_pal_count_dirty = 0;

   341

			}

   342

   343

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

   344

			SelectPalette(dc, old_palette, TRUE);

   345

			SelectObject(dc2, old_bmp);

   346

			DeleteDC(dc2);

   347

			EndPaint(hwnd, &ps);

   348

			return 0;

   349

		}

   350

   351

		case WM_PALETTECHANGED:

   352

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

   353

			/* FALLTHROUGH */

   354

   355

		case WM_QUERYNEWPALETTE: {

   356

			HDC hDC = GetWindowDC(hwnd);

   357

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

   358

			UINT nChanged = RealizePalette(hDC);

   359

   360

			SelectPalette(hDC, hOldPalette, TRUE);

   361

			ReleaseDC(hwnd, hDC);

   362

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

   363

			return 0;

   364

		}

   365

   366

		case WM_CLOSE:

   367

			HandleExitGameRequest();

   368

			return 0;

   369

   370

		case WM_DESTROY:

   371

			if (_window_maximize) {

   372

				_cur_resolution[0] = _bck_resolution[0];

   373

				_cur_resolution[1] = _bck_resolution[1];

   374

			}

   375

			return 0;

   376

   377

		case WM_LBUTTONDOWN:

   378

			SetCapture(hwnd);

   379

			_left_button_down = true;

   380

			HandleMouseEvents();

   381

			return 0;

   382

   383

		case WM_LBUTTONUP:

   384

			ReleaseCapture();

   385

			_left_button_down = false;

   386

			_left_button_clicked = false;

   387

			HandleMouseEvents();

   388

			return 0;

   389

   390

		case WM_RBUTTONDOWN:

   391

			SetCapture(hwnd);

   392

			_right_button_down = true;

   393

			_right_button_clicked = true;

   394

			HandleMouseEvents();

   395

			return 0;

   396

   397

		case WM_RBUTTONUP:

   398

			ReleaseCapture();

   399

			_right_button_down = false;

   400

			HandleMouseEvents();

   401

			return 0;

   402

   403

		case WM_MOUSELEAVE:

   404

			UndrawMouseCursor();

   405

			_cursor.in_window = false;

   406

   407

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

   408

			HandleMouseEvents();

   409

			return 0;

   410

   411

		case WM_MOUSEMOVE: {

   412

			int x = (int16)LOWORD(lParam);

   413

			int y = (int16)HIWORD(lParam);

   414

			POINT pt;

   415

   416

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

   417

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

   418

			 * tracking the mouse for exiting the window */

   419

			if (!_cursor.in_window) {

   420

				_cursor.in_window = true;

   421

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

   422

   423

				DrawMouseCursor();

   424

			}

   425

   426

			if (_cursor.fix_at) {

   427

				int dx = x - _cursor.pos.x;

   428

				int dy = y - _cursor.pos.y;

   429

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

   430

					_cursor.delta.x += dx;

   431

					_cursor.delta.y += dy;

   432

   433

					pt.x = _cursor.pos.x;

   434

					pt.y = _cursor.pos.y;

   435

   436

					ClientToScreen(hwnd, &pt);

   437

					SetCursorPos(pt.x, pt.y);

   438

				}

   439

			} else {

   440

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

   441

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

   442

				_cursor.pos.x = x;

   443

				_cursor.pos.y = y;

   444

				_cursor.dirty = true;

   445

			}

   446

			MyShowCursor(false);

   447

			HandleMouseEvents();

   448

			return 0;

   449

		}

   450

   451

#if !defined(UNICODE)

   452

		case WM_INPUTLANGCHANGE: {

   453

			TCHAR locale[6];

   454

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

   455

   456

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

   457

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

   458

			return 1;

   459

		}

   460

#endif /* UNICODE */

   461

   462

		case WM_DEADCHAR:

   463

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

   464

			return 0;

   465

   466

		case WM_CHAR: {

   467

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

   468

			if (wParam < VK_SPACE) return 0;

   469

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

   470

			uint charcode = wParam;

   471

   472

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

   473

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

   474

			if (console && scancode == 41) {

   475

				console = false;

   476

				return 0;

   477

			}

   478

   479

#if !defined(UNICODE)

   480

			wchar_t w;

   481

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

   482

			charcode = len == 1 ? w : 0;

   483

#endif /* UNICODE */

   484

   485

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

   486

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

   487

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

   488

			return 0;

   489

		}

   490

   491

		case WM_KEYDOWN: {

   492

			keycode = MapWindowsKey(wParam);

   493

   494

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

   495

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

   496

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

   497

   498

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