1

/* $Id$ */

     2

     3

#include "../stdafx.h"

     4

#include "../openttd.h"

     5

#include "../functions.h"

     6

#include "../gfx.h"

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#include "../macros.h"

     8

#include "../network.h"

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#include "../variables.h"

    10

#include "../win32.h"

    11

#include "../window.h"

    12

#include "win32_v.h"

    13

#include <windows.h>

    14

    15

static struct {

    16

	HWND main_wnd;

    17

	HBITMAP dib_sect;

    18

	Pixel *bitmap_bits;

    19

	Pixel *buffer_bits;

    20

	Pixel *alloced_bits;

    21

	HPALETTE gdi_palette;

    22

	int width,height;

    23

	int width_org, height_org;

    24

	bool fullscreen;

    25

	bool double_size;

    26

	bool has_focus;

    27

	bool running;

    28

} _wnd;

    29

    30

bool _force_full_redraw;

    31

bool _double_size;

    32

uint _display_hz;

    33

uint _fullscreen_bpp;

    34

    35

static void MakePalette(void)

    36

{

    37

	LOGPALETTE *pal;

    38

	uint i;

    39

    40

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

    41

    42

	pal->palVersion = 0x300;

    43

	pal->palNumEntries = 256;

    44

    45

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

    46

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

    47

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

    48

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

    49

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

    50

    51

	}

    52

	_wnd.gdi_palette = CreatePalette(pal);

    53

	if (_wnd.gdi_palette == NULL)

    54

		error("CreatePalette failed!\n");

    55

}

    56

    57

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

    58

{

    59

	RGBQUAD rgb[256];

    60

	uint i;

    61

    62

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

    63

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

    64

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

    65

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

    66

		rgb[i].rgbReserved = 0;

    67

	}

    68

    69

	SetDIBColorTable(dc, start, count, rgb);

    70

}

    71

    72

typedef struct {

    73

	byte vk_from;

    74

	byte vk_count;

    75

	byte map_to;

    76

} VkMapping;

    77

    78

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

    79

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

    80

    81

#ifndef VK_OEM_3

    82

#define VK_OEM_3 0xC0

    83

#endif

    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 void MakeWindow(bool full_screen);

   133

static bool AllocateDibSection(int w, int h);

   134

   135

static void ClientSizeChanged(int w, int h)

   136

{

   137

	if (_wnd.double_size) {

   138

		w /= 2;

   139

		h /= 2;

   140

	}

   141

   142

	// allocate new dib section of the new size

   143

	if (AllocateDibSection(w, h)) {

   144

		// mark all palette colors dirty

   145

		_pal_first_dirty = 0;

   146

		_pal_last_dirty = 255;

   147

		GameSizeChanged();

   148

   149

		// redraw screen

   150

		if (_wnd.running) {

   151

			_screen.dst_ptr = _wnd.buffer_bits;

   152

			UpdateWindows();

   153

		}

   154

	}

   155

}

   156

   157

extern void DoExitSave(void);

   158

   159

#ifdef _DEBUG

   160

// Keep this function here..

   161

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

   162

int RedrawScreenDebug(void)

   163

{

   164

	HDC dc,dc2;

   165

	static int _fooctr;

   166

	HBITMAP old_bmp;

   167

	HPALETTE old_palette;

   168

   169

	_screen.dst_ptr = _wnd.buffer_bits;

   170

	UpdateWindows();

   171

   172

	dc = GetDC(_wnd.main_wnd);

   173

	dc2 = CreateCompatibleDC(dc);

   174

   175

	old_bmp = SelectObject(dc2, _wnd.dib_sect);

   176

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

   177

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

   178

	SelectPalette(dc, old_palette, TRUE);

   179

	SelectObject(dc2, old_bmp);

   180

	DeleteDC(dc2);

   181

	ReleaseDC(_wnd.main_wnd, dc);

   182

   183

	return _fooctr++;

   184

}

   185

#endif

   186

   187

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

   188

 * needed. There is no such event as WM_MOUSEENTER, we just made this up :) */

   189

#define WM_MOUSEENTER WM_USER + 1

   190

#if !defined(WM_MOUSELEAVE)

   191

#define WM_MOUSELEAVE 0x02A3

   192

#endif

   193

#define TID_POLLMOUSE 1

   194

#define MOUSE_POLL_DELAY 75

   195

   196

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

   197

{

   198

	RECT rc;

   199

	POINT pt;

   200

   201

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

   202

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

   203

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

   204

	GetClientRect(hwnd, &rc);

   205

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

   206

	GetCursorPos(&pt);

   207

   208

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

   209

		KillTimer(hwnd, event);

   210

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

   211

	}

   212

}

   213

   214

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

   215

{

   216

	switch (msg) {

   217

	case WM_CREATE:

   218

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

   219

		break;

   220

   221

	case WM_PAINT: {

   222

		PAINTSTRUCT ps;

   223

		HDC dc,dc2;

   224

		HBITMAP old_bmp;

   225

		HPALETTE old_palette;

   226

		BeginPaint(hwnd, &ps);

   227

		dc = ps.hdc;

   228

		dc2 = CreateCompatibleDC(dc);

   229

		old_bmp = SelectObject(dc2, _wnd.dib_sect);

   230

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

   231

   232

		if (_pal_last_dirty != -1) {

   233

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

   234

			_pal_last_dirty = -1;

   235

		}

   236

   237

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

   238

		SelectPalette(dc, old_palette, TRUE);

   239

		SelectObject(dc2, old_bmp);

   240

		DeleteDC(dc2);

   241

		EndPaint(hwnd, &ps);

   242

		}

   243

		return 0;

   244

   245

	case WM_PALETTECHANGED:

   246

		if ((HWND)wParam == hwnd)

   247

			return 0;

   248

		// FALL THROUGH

   249

	case WM_QUERYNEWPALETTE: {

   250

		HDC hDC = GetWindowDC(hwnd);

   251

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

   252

		UINT nChanged = RealizePalette(hDC);

   253

		SelectPalette(hDC, hOldPalette, TRUE);

   254

		ReleaseDC(hwnd, hDC);

   255

		if (nChanged)

   256

			InvalidateRect(hwnd, NULL, FALSE);

   257

		return 0;

   258

	}

   259

   260

	case WM_CLOSE:

   261

		if (_game_mode == GM_MENU) { // do not ask to quit on the main screen

   262

			_exit_game = true;

   263

		} else if (_patches.autosave_on_exit) {

   264

			DoExitSave();

   265

			_exit_game = true;

   266

		} else

   267

			AskExitGame();

   268

   269

		return 0;

   270

   271

	case WM_LBUTTONDOWN:

   272

		SetCapture(hwnd);

   273

		_left_button_down = true;

   274

		return 0;

   275

   276

	case WM_LBUTTONUP:

   277

		ReleaseCapture();

   278

		_left_button_down = false;

   279

		_left_button_clicked = false;

   280

		return 0;

   281

   282

	case WM_RBUTTONDOWN:

   283

		SetCapture(hwnd);

   284

		_right_button_down = true;

   285

		_right_button_clicked = true;

   286

		return 0;

   287

   288

	case WM_RBUTTONUP:

   289

		ReleaseCapture();

   290

		_right_button_down = false;

   291

		return 0;

   292

   293

	case WM_MOUSEENTER:

   294

		_cursor.in_window = true;

   295

		DrawMouseCursor();

   296

		break;

   297

   298

	case WM_MOUSELEAVE:

   299

		UndrawMouseCursor();

   300

		_cursor.in_window = false;

   301

		break;

   302

   303

	case WM_MOUSEMOVE: {

   304

		int x = (int16)LOWORD(lParam);

   305

		int y = (int16)HIWORD(lParam);

   306

		POINT pt;

   307

   308

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

   309

		 * come into the window, so send a WM_MOUSEENTER message. Also start

   310

		 * tracking the mouse for exiting the window */

   311

		if (!_cursor.in_window) {

   312

			_cursor.in_window = true;

   313

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

   314

   315

			if (hwnd != GetCapture()) PostMessage(hwnd, WM_MOUSEENTER, 0, 0L);

   316

		}

   317

   318

		if (_wnd.double_size) {

   319

			x /= 2;

   320

			y /= 2;

   321

		}

   322

   323

		if (_cursor.fix_at) {

   324

			int dx = x - _cursor.pos.x;

   325

			int dy = y - _cursor.pos.y;

   326

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

   327

				_cursor.delta.x += dx;

   328

				_cursor.delta.y += dy;

   329

   330

				pt.x = _cursor.pos.x;

   331

				pt.y = _cursor.pos.y;

   332

   333

				if (_wnd.double_size) {

   334

					pt.x *= 2;

   335

					pt.y *= 2;

   336

				}

   337

				ClientToScreen(hwnd, &pt);

   338

				SetCursorPos(pt.x, pt.y);

   339

			}

   340

		} else {

   341

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

   342

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

   343

			_cursor.pos.x = x;

   344

			_cursor.pos.y = y;

   345

			_cursor.dirty = true;

   346

		}

   347

		MyShowCursor(false);

   348

		return 0;

   349

	}

   350

   351

	case WM_KEYDOWN: {

   352

		// this is the rewritten ascii input function

   353

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

   354

		unsigned short w = 0;

   355

		int r = 0;

   356

		byte ks[256];

   357

		unsigned int scan = 0;

   358

		uint16 scancode = (( lParam & 0xFF0000 ) >> 16 );

   359

   360

		GetKeyboardState(ks);

   361

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

   362

		if (r == 0) w = 0; // no translation was possible

   363

   364

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

   365

   366

		if (scancode == 41)

   367

			_pressed_key = w | WKC_BACKQUOTE << 16;

   368

   369

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

   370

			_double_size ^= 1;

   371

			_wnd.double_size = _double_size;

   372

			ClientSizeChanged(_wnd.width, _wnd.height);

   373

			MarkWholeScreenDirty();

   374

		}

   375

	} break;

   376

   377

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

   378

		switch (wParam) {

   379

		case VK_RETURN: case 0x46: /* Full Screen on ALT + ENTER/F(VK_F) */

   380

			ToggleFullScreen(!_wnd.fullscreen);

   381

			return 0;

   382

		case VK_MENU: /* Just ALT */

   383

			return 0; // do nothing

   384

		case VK_F10: /* F10, ignore activation of menu */

   385

			_pressed_key = MapWindowsKey(wParam) << 16;

   386

			return 0;

   387

		default: /* ALT in combination with something else */

   388

			_pressed_key = MapWindowsKey(wParam) << 16;

   389

			break;

   390

		}

   391

		break;

   392

	case WM_NCMOUSEMOVE:

   393

		MyShowCursor(true);

   394

		return 0;

   395

   396

	case WM_SIZE: {

   397

		if (wParam != SIZE_MINIMIZED) {

   398

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

   399

		}

   400

		return 0;

   401

	}

   402

	case WM_SIZING: {

   403

		RECT* r = (RECT*)lParam;

   404

		RECT r2;

   405

		int w, h;

   406

   407

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

   408

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

   409

   410

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

   411

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

   412

		if (_wnd.double_size) {

   413

			w /= 2;

   414

			h /= 2;

   415

		}

   416

		w = clamp(w, 64, MAX_SCREEN_WIDTH);

   417

		h = clamp(h, 64, MAX_SCREEN_HEIGHT);

   418

		if (_wnd.double_size) {

   419

			w *= 2;

   420

			h *= 2;

   421

		}

   422

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

   423

   424

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

   425

		w = r2.right - r2.left;

   426

		h = r2.bottom - r2.top;

   427

   428

		switch (wParam) {

   429

		case WMSZ_BOTTOM:

   430

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

   431

			break;

   432

		case WMSZ_BOTTOMLEFT:

   433

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

   434

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

   435

			break;

   436

		case WMSZ_BOTTOMRIGHT:

   437

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

   438

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

   439

			break;

   440

		case WMSZ_LEFT:

   441

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

   442

			break;

   443

		case WMSZ_RIGHT:

   444

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

   445

			break;

   446

		case WMSZ_TOP:

   447

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

   448

			break;

   449

		case WMSZ_TOPLEFT:

   450

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

   451

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

   452

			break;

   453

		case WMSZ_TOPRIGHT:

   454

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

   455

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

   456

			break;

   457

		}

   458

		return TRUE;

   459

	}

   460

   461

// needed for wheel

   462

#if !defined(WM_MOUSEWHEEL)

   463

# define WM_MOUSEWHEEL                   0x020A

   464

#endif  //WM_MOUSEWHEEL

   465

#if !defined(GET_WHEEL_DELTA_WPARAM)

   466

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

   467

#endif  //GET_WHEEL_DELTA_WPARAM

   468

   469

	case WM_MOUSEWHEEL: {

   470

		int delta = GET_WHEEL_DELTA_WPARAM(wParam);

   471

   472

		if (delta < 0) {

   473

			_cursor.wheel++;

   474

		} else if (delta > 0) {

   475

			_cursor.wheel--;

   476

		}

   477

		return 0;

   478

	}

   479

   480

	case WM_ACTIVATEAPP:

   481

		_wnd.has_focus = (bool)wParam;

   482

		break;

   483

	}

   484

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

   485

}

   486

   487

static void RegisterWndClass(void)

   488

{

   489

	static bool registered;

   490

	if (!registered) {

   491

		HINSTANCE hinst = GetModuleHandle(NULL);

   492

		WNDCLASS wnd = {

   493

			0,

   494

			WndProcGdi,

   495

			0,

   496

			0,

   497

			hinst,

   498

			LoadIcon(hinst, MAKEINTRESOURCE(100)),

   499

			LoadCursor(NULL, IDC_ARROW),

   500

			0,

   501

			0,

   502

			"OTTD"

   503

		};

   504

		registered = true;

   505

		if (!RegisterClass(&wnd))

   506

			error("RegisterClass failed");

   507

	}

   508

}

   509