tron@2186: /* $Id$ */
tron@2186: 
tron@2189: #include "../stdafx.h"
tron@2189: #include "../openttd.h"
tron@2189: #include "../functions.h"
tron@2189: #include "../gfx.h"
tron@2189: #include "../macros.h"
rubidium@5469: #include "../network/network.h"
tron@2189: #include "../variables.h"
tron@2207: #include "../win32.h"
tron@2189: #include "../window.h"
tron@2189: #include "win32_v.h"
tron@2174: #include <windows.h>
Darkvater@5168: #include <tchar.h>
tron@2174: 
tron@2174: static struct {
tron@2174: 	HWND main_wnd;
tron@2174: 	HBITMAP dib_sect;
tron@2174: 	Pixel *bitmap_bits;
tron@2174: 	Pixel *buffer_bits;
tron@2174: 	Pixel *alloced_bits;
tron@2174: 	HPALETTE gdi_palette;
tron@4489: 	int width;
tron@4489: 	int height;
tron@4489: 	int width_org;
tron@4489: 	int height_org;
tron@2174: 	bool fullscreen;
tron@2174: 	bool double_size;
tron@2174: 	bool has_focus;
tron@2174: 	bool running;
tron@2174: } _wnd;
tron@2174: 
Darkvater@3051: bool _force_full_redraw;
Darkvater@3051: bool _double_size;
Darkvater@4258: bool _window_maximize;
Darkvater@3051: uint _display_hz;
Darkvater@3051: uint _fullscreen_bpp;
Darkvater@5020: static uint16 _bck_resolution[2];
Darkvater@3051: 
tron@2174: static void MakePalette(void)
tron@2174: {
tron@2174: 	LOGPALETTE *pal;
tron@2174: 	uint i;
tron@2174: 
rubidium@5587: 	pal = (LOGPALETTE*)alloca(sizeof(LOGPALETTE) + (256-1) * sizeof(PALETTEENTRY));
tron@2174: 
tron@2174: 	pal->palVersion = 0x300;
tron@2174: 	pal->palNumEntries = 256;
tron@2174: 
tron@2174: 	for (i = 0; i != 256; i++) {
tron@2174: 		pal->palPalEntry[i].peRed   = _cur_palette[i].r;
tron@2174: 		pal->palPalEntry[i].peGreen = _cur_palette[i].g;
tron@2174: 		pal->palPalEntry[i].peBlue  = _cur_palette[i].b;
tron@2174: 		pal->palPalEntry[i].peFlags = 0;
tron@2174: 
tron@2174: 	}
tron@2174: 	_wnd.gdi_palette = CreatePalette(pal);
tron@4489: 	if (_wnd.gdi_palette == NULL) error("CreatePalette failed!\n");
tron@2174: }
tron@2174: 
tron@2174: static void UpdatePalette(HDC dc, uint start, uint count)
tron@2174: {
tron@2174: 	RGBQUAD rgb[256];
tron@2174: 	uint i;
tron@2174: 
tron@2174: 	for (i = 0; i != count; i++) {
tron@2174: 		rgb[i].rgbRed   = _cur_palette[start + i].r;
tron@2174: 		rgb[i].rgbGreen = _cur_palette[start + i].g;
tron@2174: 		rgb[i].rgbBlue  = _cur_palette[start + i].b;
tron@2174: 		rgb[i].rgbReserved = 0;
tron@2174: 	}
tron@2174: 
tron@2174: 	SetDIBColorTable(dc, start, count, rgb);
tron@2174: }
tron@2174: 
tron@2174: typedef struct {
tron@2174: 	byte vk_from;
tron@2174: 	byte vk_count;
tron@2174: 	byte map_to;
tron@2174: } VkMapping;
tron@2174: 
tron@2174: #define AS(x, z) {x, 0, z}
tron@2174: #define AM(x, y, z, w) {x, y - x, z}
tron@2174: 
tron@2174: static const VkMapping _vk_mapping[] = {
tron@2174: 	// Pageup stuff + up/down
tron@2174: 	AM(VK_PRIOR,VK_DOWN, WKC_PAGEUP, WKC_DOWN),
tron@2174: 	// Map letters & digits
tron@2174: 	AM('A','Z','A','Z'),
tron@2174: 	AM('0','9','0','9'),
tron@2174: 
rubidium@4434: 	AS(VK_ESCAPE,   WKC_ESC),
rubidium@4434: 	AS(VK_PAUSE,    WKC_PAUSE),
rubidium@4434: 	AS(VK_BACK,     WKC_BACKSPACE),
rubidium@4434: 	AM(VK_INSERT,   VK_DELETE, WKC_INSERT, WKC_DELETE),
tron@2174: 
rubidium@4434: 	AS(VK_SPACE,    WKC_SPACE),
rubidium@4434: 	AS(VK_RETURN,   WKC_RETURN),
rubidium@4434: 	AS(VK_TAB,      WKC_TAB),
tron@2174: 
tron@2174: 	// Function keys
rubidium@4434: 	AM(VK_F1, VK_F12, WKC_F1, WKC_F12),
tron@2174: 
tron@2174: 	// Numeric part.
tron@2174: 	// What is the virtual keycode for numeric enter??
rubidium@4434: 	AM(VK_NUMPAD0, VK_NUMPAD9, WKC_NUM_0, WKC_NUM_9),
rubidium@4434: 	AS(VK_DIVIDE,   WKC_NUM_DIV),
rubidium@4434: 	AS(VK_MULTIPLY, WKC_NUM_MUL),
rubidium@4434: 	AS(VK_SUBTRACT, WKC_NUM_MINUS),
rubidium@4434: 	AS(VK_ADD,      WKC_NUM_PLUS),
rubidium@4434: 	AS(VK_DECIMAL,  WKC_NUM_DECIMAL)
tron@2174: };
tron@2174: 
tron@2174: static uint MapWindowsKey(uint sym)
tron@2174: {
tron@2174: 	const VkMapping *map;
tron@2174: 	uint key = 0;
tron@2174: 
tron@2174: 	for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {
tron@2174: 		if ((uint)(sym - map->vk_from) <= map->vk_count) {
tron@2174: 			key = sym - map->vk_from + map->map_to;
tron@2174: 			break;
tron@2174: 		}
tron@2174: 	}
tron@2174: 
tron@2174: 	if (GetAsyncKeyState(VK_SHIFT)   < 0) key |= WKC_SHIFT;
tron@2174: 	if (GetAsyncKeyState(VK_CONTROL) < 0) key |= WKC_CTRL;
tron@2174: 	if (GetAsyncKeyState(VK_MENU)    < 0) key |= WKC_ALT;
tron@2174: 	return key;
tron@2174: }
tron@2174: 
tron@2174: static bool AllocateDibSection(int w, int h);
tron@2174: 
tron@2174: static void ClientSizeChanged(int w, int h)
tron@2174: {
tron@2174: 	if (_wnd.double_size) {
tron@2174: 		w /= 2;
tron@2174: 		h /= 2;
tron@2174: 	}
tron@2174: 
tron@2174: 	// allocate new dib section of the new size
tron@2174: 	if (AllocateDibSection(w, h)) {
tron@2174: 		// mark all palette colors dirty
tron@2174: 		_pal_first_dirty = 0;
tron@2174: 		_pal_last_dirty = 255;
tron@2174: 		GameSizeChanged();
tron@2174: 
tron@2174: 		// redraw screen
tron@2174: 		if (_wnd.running) {
tron@2174: 			_screen.dst_ptr = _wnd.buffer_bits;
tron@2174: 			UpdateWindows();
tron@2174: 		}
tron@2174: 	}
tron@2174: }
tron@2174: 
tron@2174: #ifdef _DEBUG
tron@2174: // Keep this function here..
tron@2174: // It allows you to redraw the screen from within the MSVC debugger
tron@2174: int RedrawScreenDebug(void)
tron@2174: {
tron@2174: 	HDC dc,dc2;
tron@2174: 	static int _fooctr;
tron@2174: 	HBITMAP old_bmp;
tron@2174: 	HPALETTE old_palette;
tron@2174: 
tron@2174: 	_screen.dst_ptr = _wnd.buffer_bits;
tron@2174: 	UpdateWindows();
tron@2174: 
tron@2174: 	dc = GetDC(_wnd.main_wnd);
tron@2174: 	dc2 = CreateCompatibleDC(dc);
tron@2174: 
rubidium@5587: 	old_bmp = (HBITMAP)SelectObject(dc2, _wnd.dib_sect);
tron@2174: 	old_palette = SelectPalette(dc, _wnd.gdi_palette, FALSE);
tron@2174: 	BitBlt(dc, 0, 0, _wnd.width, _wnd.height, dc2, 0, 0, SRCCOPY);
tron@2174: 	SelectPalette(dc, old_palette, TRUE);
tron@2174: 	SelectObject(dc2, old_bmp);
tron@2174: 	DeleteDC(dc2);
tron@2174: 	ReleaseDC(_wnd.main_wnd, dc);
tron@2174: 
tron@2174: 	return _fooctr++;
tron@2174: }
tron@2174: #endif
tron@2174: 
Darkvater@5021: /* Windows 95 will not have a WM_MOUSELEAVE message, so define it if needed */
Darkvater@3312: #if !defined(WM_MOUSELEAVE)
Darkvater@3312: #define WM_MOUSELEAVE 0x02A3
Darkvater@3312: #endif
Darkvater@3312: #define TID_POLLMOUSE 1
Darkvater@3312: #define MOUSE_POLL_DELAY 75
Darkvater@3312: 
Darkvater@3312: static void CALLBACK TrackMouseTimerProc(HWND hwnd, UINT msg, UINT event, DWORD time)
Darkvater@3312: {
Darkvater@3312: 	RECT rc;
Darkvater@3312: 	POINT pt;
Darkvater@3312: 
Darkvater@3312: 	/* Get the rectangle of our window and translate it to screen coordinates.
Darkvater@3312: 	 * Compare this with the current screen coordinates of the mouse and if it
Darkvater@3312: 	 * falls outside of the area or our window we have left the window. */
Darkvater@3312: 	GetClientRect(hwnd, &rc);
glx@3802: 	MapWindowPoints(hwnd, HWND_DESKTOP, (LPPOINT)(LPRECT)&rc, 2);
Darkvater@3312: 	GetCursorPos(&pt);
Darkvater@3312: 
Darkvater@3312: 	if (!PtInRect(&rc, pt) || (WindowFromPoint(pt) != hwnd)) {
Darkvater@3312: 		KillTimer(hwnd, event);
Darkvater@3312: 		PostMessage(hwnd, WM_MOUSELEAVE, 0, 0L);
Darkvater@3312: 	}
Darkvater@3312: }
Darkvater@3312: 
tron@2174: static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
tron@2174: {
tron@2174: 	switch (msg) {
tron@4489: 		case WM_CREATE:
tron@4489: 			SetTimer(hwnd, TID_POLLMOUSE, MOUSE_POLL_DELAY, (TIMERPROC)TrackMouseTimerProc);
tron@4489: 			break;
tron@2174: 
tron@4489: 		case WM_PAINT: {
tron@4489: 			PAINTSTRUCT ps;
tron@4489: 			HDC dc,dc2;
tron@4489: 			HBITMAP old_bmp;
tron@4489: 			HPALETTE old_palette;
tron@2174: 
tron@4489: 			BeginPaint(hwnd, &ps);
tron@4489: 			dc = ps.hdc;
tron@4489: 			dc2 = CreateCompatibleDC(dc);
rubidium@5587: 			old_bmp = (HBITMAP)SelectObject(dc2, _wnd.dib_sect);
tron@4489: 			old_palette = SelectPalette(dc, _wnd.gdi_palette, FALSE);
Darkvater@3312: 
tron@4489: 			if (_pal_last_dirty != -1) {
tron@4489: 				UpdatePalette(dc2, _pal_first_dirty, _pal_last_dirty - _pal_first_dirty + 1);
tron@4489: 				_pal_last_dirty = -1;
tron@4489: 			}
tron@2174: 
tron@4489: 			BitBlt(dc, 0, 0, _wnd.width, _wnd.height, dc2, 0, 0, SRCCOPY);
tron@4489: 			SelectPalette(dc, old_palette, TRUE);
tron@4489: 			SelectObject(dc2, old_bmp);
tron@4489: 			DeleteDC(dc2);
tron@4489: 			EndPaint(hwnd, &ps);
tron@4489: 			return 0;
tron@2174: 		}
tron@2174: 
tron@4489: 		case WM_PALETTECHANGED:
tron@4489: 			if ((HWND)wParam == hwnd) return 0;
tron@4489: 			/* FALLTHROUGH */
tron@2174: 
tron@4489: 		case WM_QUERYNEWPALETTE: {
tron@4489: 			HDC hDC = GetWindowDC(hwnd);
tron@4489: 			HPALETTE hOldPalette = SelectPalette(hDC, _wnd.gdi_palette, FALSE);
tron@4489: 			UINT nChanged = RealizePalette(hDC);
tron@2174: 
tron@4489: 			SelectPalette(hDC, hOldPalette, TRUE);
tron@4489: 			ReleaseDC(hwnd, hDC);
tron@4489: 			if (nChanged) InvalidateRect(hwnd, NULL, FALSE);
tron@4489: 			return 0;
tron@2174: 		}
tron@2174: 
tron@4489: 		case WM_CLOSE:
rubidium@4548: 			HandleExitGameRequest();
tron@2174: 			return 0;
tron@4489: 
Darkvater@5020: 		case WM_DESTROY:
Darkvater@5020: 			if (_window_maximize) {
Darkvater@5020: 				_cur_resolution[0] = _bck_resolution[0];
Darkvater@5020: 				_cur_resolution[1] = _bck_resolution[1];
Darkvater@5020: 			}
Darkvater@5020: 			return 0;
Darkvater@5020: 
tron@4489: 		case WM_LBUTTONDOWN:
tron@4489: 			SetCapture(hwnd);
tron@4489: 			_left_button_down = true;
Darkvater@5090: 			HandleMouseEvents();
tron@2174: 			return 0;
tron@4489: 
tron@4489: 		case WM_LBUTTONUP:
tron@4489: 			ReleaseCapture();
tron@4489: 			_left_button_down = false;
tron@4489: 			_left_button_clicked = false;
Darkvater@5090: 			HandleMouseEvents();
tron@4489: 			return 0;
tron@4489: 
tron@4489: 		case WM_RBUTTONDOWN:
tron@4489: 			SetCapture(hwnd);
tron@4489: 			_right_button_down = true;
tron@4489: 			_right_button_clicked = true;
Darkvater@5090: 			HandleMouseEvents();
tron@4489: 			return 0;
tron@4489: 
tron@4489: 		case WM_RBUTTONUP:
tron@4489: 			ReleaseCapture();
tron@4489: 			_right_button_down = false;
Darkvater@5090: 			HandleMouseEvents();
tron@4489: 			return 0;
tron@4489: 
tron@4489: 		case WM_MOUSELEAVE:
tron@4489: 			UndrawMouseCursor();
tron@4489: 			_cursor.in_window = false;
Darkvater@5021: 
Darkvater@5021: 			if (!_left_button_down && !_right_button_down) MyShowCursor(true);
Darkvater@5090: 			HandleMouseEvents();
Darkvater@5021: 			return 0;
tron@4489: 
tron@4489: 		case WM_MOUSEMOVE: {
tron@4489: 			int x = (int16)LOWORD(lParam);
tron@4489: 			int y = (int16)HIWORD(lParam);
tron@4489: 			POINT pt;
tron@4489: 
tron@4489: 			/* If the mouse was not in the window and it has moved it means it has
Darkvater@5021: 			 * come into the window, so start drawing the mouse. Also start
tron@4489: 			 * tracking the mouse for exiting the window */
tron@4489: 			if (!_cursor.in_window) {
tron@4489: 				_cursor.in_window = true;
tron@4489: 				SetTimer(hwnd, TID_POLLMOUSE, MOUSE_POLL_DELAY, (TIMERPROC)TrackMouseTimerProc);
tron@4489: 
Darkvater@5021: 				DrawMouseCursor();
tron@4489: 			}
tron@4489: 
tron@4489: 			if (_wnd.double_size) {
tron@4489: 				x /= 2;
tron@4489: 				y /= 2;
tron@4489: 			}
tron@4489: 
tron@4489: 			if (_cursor.fix_at) {
tron@4489: 				int dx = x - _cursor.pos.x;
tron@4489: 				int dy = y - _cursor.pos.y;
tron@4489: 				if (dx != 0 || dy != 0) {
tron@4489: 					_cursor.delta.x += dx;
tron@4489: 					_cursor.delta.y += dy;
tron@4489: 
tron@4489: 					pt.x = _cursor.pos.x;
tron@4489: 					pt.y = _cursor.pos.y;
tron@4489: 
tron@4489: 					if (_wnd.double_size) {
tron@4489: 						pt.x *= 2;
tron@4489: 						pt.y *= 2;
tron@4489: 					}
tron@4489: 					ClientToScreen(hwnd, &pt);
tron@4489: 					SetCursorPos(pt.x, pt.y);
tron@4489: 				}
tron@4489: 			} else {
tron@4489: 				_cursor.delta.x += x - _cursor.pos.x;
tron@4489: 				_cursor.delta.y += y - _cursor.pos.y;
tron@4489: 				_cursor.pos.x = x;
tron@4489: 				_cursor.pos.y = y;
tron@4489: 				_cursor.dirty = true;
tron@4489: 			}
tron@4489: 			MyShowCursor(false);
Darkvater@5090: 			HandleMouseEvents();
tron@4489: 			return 0;
tron@4489: 		}
tron@4489: 
tron@4489: 		case WM_KEYDOWN: {
tron@4489: 			// this is the rewritten ascii input function
tron@4489: 			// it disables windows deadkey handling --> more linux like :D
peter1138@5108: 			wchar_t w = 0;
tron@4489: 			byte ks[256];
tron@4489: 			uint scancode;
Darkvater@5086: 			uint32 pressed_key;
tron@4489: 
tron@4489: 			GetKeyboardState(ks);
Darkvater@5112: 			if (ToUnicode(wParam, 0, ks, &w, 1, 0) != 1) {
peter1138@5108: 				/* On win9x ToUnicode always fails, so fall back to ToAscii */
rubidium@5587: 				if (ToAscii(wParam, 0, ks, (LPWORD)&w, 0) != 1) w = 0; // no translation was possible
tron@4489: 			}
tron@4489: 
Darkvater@5086: 			pressed_key = w | MapWindowsKey(wParam) << 16;
tron@4489: 
tron@4489: 			scancode = GB(lParam, 16, 8);
Darkvater@5086: 			if (scancode == 41) pressed_key = w | WKC_BACKQUOTE << 16;
tron@4489: 
Darkvater@5089: 			if (GB(pressed_key, 16, 16) == ('D' | WKC_CTRL) && !_wnd.fullscreen) {
tron@4489: 				_double_size ^= 1;
tron@4489: 				_wnd.double_size = _double_size;
tron@4489: 				ClientSizeChanged(_wnd.width, _wnd.height);
tron@4489: 				MarkWholeScreenDirty();
tron@4489: 			}
Darkvater@5086: 			HandleKeypress(pressed_key);
tron@2174: 			break;
tron@2174: 		}
tron@2174: 
tron@4489: 		case WM_SYSKEYDOWN: /* user presses F10 or Alt, both activating the title-menu */
tron@4489: 			switch (wParam) {
tron@4489: 				case VK_RETURN:
tron@4489: 				case 'F': /* Full Screen on ALT + ENTER/F */
tron@4489: 					ToggleFullScreen(!_wnd.fullscreen);
tron@4489: 					return 0;
tron@2174: 
tron@4489: 				case VK_MENU: /* Just ALT */
tron@4489: 					return 0; // do nothing
tron@4489: 
tron@4489: 				case VK_F10: /* F10, ignore activation of menu */
Darkvater@5086: 					HandleKeypress(MapWindowsKey(wParam) << 16);
tron@4489: 					return 0;
tron@4489: 
tron@4489: 				default: /* ALT in combination with something else */
Darkvater@5086: 					HandleKeypress(MapWindowsKey(wParam) << 16);
tron@4489: 					break;
tron@4489: 			}
tron@2174: 			break;
tron@4489: 
tron@4489: 		case WM_SIZE:
tron@4489: 			if (wParam != SIZE_MINIMIZED) {
Darkvater@5019: 				/* Set maximized flag when we maximize (obviously), but also when we
Darkvater@5019: 				 * switched to fullscreen from a maximized state */
Darkvater@5019: 				_window_maximize = (wParam == SIZE_MAXIMIZED || (_window_maximize && _fullscreen));
Darkvater@5020: 				if (_window_maximize) {
Darkvater@5020: 					_bck_resolution[0] = _cur_resolution[0];
Darkvater@5020: 					_bck_resolution[1] = _cur_resolution[1];
Darkvater@5020: 				}
tron@4489: 				ClientSizeChanged(LOWORD(lParam), HIWORD(lParam));
tron@4489: 			}
tron@4489: 			return 0;
tron@4489: 
tron@4489: 		case WM_SIZING: {
tron@4489: 			RECT* r = (RECT*)lParam;
tron@4489: 			RECT r2;
tron@4489: 			int w, h;
tron@4489: 
tron@4489: 			SetRect(&r2, 0, 0, 0, 0);
tron@4489: 			AdjustWindowRect(&r2, GetWindowLong(hwnd, GWL_STYLE), FALSE);
tron@4489: 
tron@4489: 			w = r->right - r->left - (r2.right - r2.left);
tron@4489: 			h = r->bottom - r->top - (r2.bottom - r2.top);
tron@4489: 			if (_wnd.double_size) {
tron@4489: 				w /= 2;
tron@4489: 				h /= 2;
tron@4489: 			}
tron@4489: 			w = clamp(w, 64, MAX_SCREEN_WIDTH);
tron@4489: 			h = clamp(h, 64, MAX_SCREEN_HEIGHT);
tron@4489: 			if (_wnd.double_size) {
tron@4489: 				w *= 2;
tron@4489: 				h *= 2;
tron@4489: 			}
tron@4489: 			SetRect(&r2, 0, 0, w, h);
tron@4489: 
tron@4489: 			AdjustWindowRect(&r2, GetWindowLong(hwnd, GWL_STYLE), FALSE);
tron@4489: 			w = r2.right - r2.left;
tron@4489: 			h = r2.bottom - r2.top;
tron@4489: 
tron@4489: 			switch (wParam) {
tron@4489: 				case WMSZ_BOTTOM:
tron@4489: 					r->bottom = r->top + h;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_BOTTOMLEFT:
tron@4489: 					r->bottom = r->top + h;
tron@4489: 					r->left = r->right - w;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_BOTTOMRIGHT:
tron@4489: 					r->bottom = r->top + h;
tron@4489: 					r->right = r->left + w;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_LEFT:
tron@4489: 					r->left = r->right - w;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_RIGHT:
tron@4489: 					r->right = r->left + w;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_TOP:
tron@4489: 					r->top = r->bottom - h;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_TOPLEFT:
tron@4489: 					r->top = r->bottom - h;
tron@4489: 					r->left = r->right - w;
tron@4489: 					break;
tron@4489: 
tron@4489: 				case WMSZ_TOPRIGHT:
tron@4489: 					r->top = r->bottom - h;
tron@4489: 					r->right = r->left + w;
tron@4489: 					break;
tron@4489: 			}
tron@4489: 			return TRUE;
tron@2174: 		}
tron@2174: 
tron@2174: // needed for wheel
tron@2174: #if !defined(WM_MOUSEWHEEL)
tron@4489: # define WM_MOUSEWHEEL 0x020A
tron@2174: #endif  //WM_MOUSEWHEEL
tron@2174: #if !defined(GET_WHEEL_DELTA_WPARAM)
tron@2174: # define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD(wparam))
tron@2174: #endif  //GET_WHEEL_DELTA_WPARAM
tron@2174: 
tron@4489: 		case WM_MOUSEWHEEL: {
tron@4489: 			int delta = GET_WHEEL_DELTA_WPARAM(wParam);
tron@2174: 
tron@4489: 			if (delta < 0) {
tron@4489: 				_cursor.wheel++;
tron@4489: 			} else if (delta > 0) {
tron@4489: 				_cursor.wheel--;
tron@4489: 			}
Darkvater@5090: 			HandleMouseEvents();
tron@4489: 			return 0;
tron@2174: 		}
tron@2174: 
tron@4489: 		case WM_ACTIVATEAPP:
rubidium@5587: 			_wnd.has_focus = (wParam != 0);
tron@4489: 			break;
tron@2174: 	}
tron@2174: 	return DefWindowProc(hwnd, msg, wParam, lParam);
tron@2174: }
tron@2174: 
tron@2174: static void RegisterWndClass(void)
tron@2174: {
tron@4489: 	static bool registered = false;
tron@4489: 
tron@2174: 	if (!registered) {
tron@2174: 		HINSTANCE hinst = GetModuleHandle(NULL);
tron@2174: 		WNDCLASS wnd = {
tron@2174: 			0,
tron@2174: 			WndProcGdi,
tron@2174: 			0,
tron@2174: 			0,
tron@2174: 			hinst,
tron@2174: 			LoadIcon(hinst, MAKEINTRESOURCE(100)),
tron@2174: 			LoadCursor(NULL, IDC_ARROW),
tron@2174: 			0,
tron@2174: 			0,
Darkvater@5168: 			_T("OTTD")
tron@2174: 		};
tron@4489: 
tron@2174: 		registered = true;
tron@4489: 		if (!RegisterClass(&wnd)) error("RegisterClass failed");
tron@2174: 	}
tron@2174: }
tron@2174: 
tron@2174: static void MakeWindow(bool full_screen)
tron@2174: {
tron@2174: 	_fullscreen = full_screen;
tron@2174: 
tron@2174: 	_wnd.double_size = _double_size && !full_screen;
tron@2174: 
tron@2174: 	// recreate window?
tron@2174: 	if ((full_screen || _wnd.fullscreen) && _wnd.main_wnd) {
tron@2174: 		DestroyWindow(_wnd.main_wnd);
tron@2174: 		_wnd.main_wnd = 0;
tron@2174: 	}
tron@2174: 
tron@2174: 	if (full_screen) {
tron@2174: 		DEVMODE settings;
tron@2174: 
tron@4489: 		memset(&settings, 0, sizeof(settings));
tron@4489: 		settings.dmSize = sizeof(settings);
tron@4489: 		settings.dmFields =
tron@4489: 			(_fullscreen_bpp != 0 ? DM_BITSPERPEL : 0) |
tron@4489: 			DM_PELSWIDTH |
tron@4489: 			DM_PELSHEIGHT |
tron@4489: 			(_display_hz != 0 ? DM_DISPLAYFREQUENCY : 0);
tron@4489: 		settings.dmBitsPerPel = _fullscreen_bpp;
tron@4489: 		settings.dmPelsWidth  = _wnd.width_org;
tron@2174: 		settings.dmPelsHeight = _wnd.height_org;
tron@2174: 		settings.dmDisplayFrequency = _display_hz;
tron@4489: 
tron@2174: 		if (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) {
tron@2174: 			MakeWindow(false);
tron@2174: 			return;
tron@2174: 		}
tron@2174: 	} else if (_wnd.fullscreen) {
tron@2174: 		// restore display?
tron@2174: 		ChangeDisplaySettings(NULL, 0);
tron@2174: 	}
tron@2174: 
tron@2174: 	{
tron@2174: 		RECT r;
Darkvater@5377: 		DWORD style, showstyle;
tron@2174: 		int x, y, w, h;
tron@2174: 
Darkvater@5377: 		showstyle = SW_SHOWNORMAL;
tron@2174: 		_wnd.fullscreen = full_screen;
tron@2174: 		if (_wnd.fullscreen) {
Darkvater@5377: 			style = WS_POPUP;
tron@2174: 			SetRect(&r, 0, 0, _wnd.width_org, _wnd.height_org);
tron@2174: 		} else {
Darkvater@5377: 			style = WS_OVERLAPPEDWINDOW;
Darkvater@5019: 			/* On window creation, check if we were in maximize mode before */
Darkvater@5377: 			if (_window_maximize) showstyle = SW_SHOWMAXIMIZED;
tron@2174: 			SetRect(&r, 0, 0, _wnd.width, _wnd.height);
tron@2174: 		}
tron@2174: 
tron@2174: 		AdjustWindowRect(&r, style, FALSE);
tron@2174: 		w = r.right - r.left;
tron@2174: 		h = r.bottom - r.top;
tron@2174: 		x = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;
tron@2174: 		y = (GetSystemMetrics(SM_CYSCREEN) - h) / 2;
tron@2174: 
tron@2174: 		if (_wnd.main_wnd) {
Darkvater@4258: 			ShowWindow(_wnd.main_wnd, SW_SHOWNORMAL); // remove maximize-flag
tron@2174: 			SetWindowPos(_wnd.main_wnd, 0, x, y, w, h, SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOZORDER);
tron@2174: 		} else {
Darkvater@4840: 			extern const char _openttd_revision[];
Darkvater@5168: 			TCHAR Windowtitle[50];
tron@2174: 
Darkvater@5168: 			_sntprintf(Windowtitle, sizeof(Windowtitle), _T("OpenTTD %s"), MB_TO_WIDE(_openttd_revision));
tron@2174: 
Darkvater@5168: 			_wnd.main_wnd = CreateWindow(_T("OTTD"), Windowtitle, style, x, y, w, h, 0, 0, GetModuleHandle(NULL), 0);
Darkvater@4258: 			if (_wnd.main_wnd == NULL) error("CreateWindow failed");
Darkvater@5377: 			ShowWindow(_wnd.main_wnd, showstyle);
tron@2174: 		}
tron@2174: 	}
tron@2174: 	GameSizeChanged(); // invalidate all windows, force redraw
tron@2174: }
tron@2174: 
tron@2174: static bool AllocateDibSection(int w, int h)
tron@2174: {
tron@2174: 	BITMAPINFO *bi;
tron@2174: 	HDC dc;
tron@2174: 
tron@2174: 	w = clamp(w, 64, MAX_SCREEN_WIDTH);
tron@2174: 	h = clamp(h, 64, MAX_SCREEN_HEIGHT);
tron@2174: 
tron@2174: 	if (w == _screen.width && h == _screen.height)
tron@2174: 		return false;
tron@2174: 
tron@2174: 	_screen.width = w;
tron@2398: 	_screen.pitch = ALIGN(w, 4);
tron@2174: 	_screen.height = h;
tron@2174: 
tron@2174: 	if (_wnd.alloced_bits) {
tron@2174: 		free(_wnd.alloced_bits);
tron@2174: 		_wnd.alloced_bits = NULL;
tron@2174: 	}
tron@2174: 
rubidium@5587: 	bi = (BITMAPINFO*)alloca(sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*256);
tron@2174: 	memset(bi, 0, sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*256);
tron@2174: 	bi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
tron@2174: 
tron@2174: 	if (_wnd.double_size) {
tron@2398: 		w = ALIGN(w, 4);
rubidium@5587: 		_wnd.alloced_bits = _wnd.buffer_bits = (Pixel*)malloc(w * h);
tron@2174: 		w *= 2;
tron@2174: 		h *= 2;
tron@2174: 	}
tron@2174: 
tron@2174: 	bi->bmiHeader.biWidth = _wnd.width = w;
tron@2174: 	bi->bmiHeader.biHeight = -(_wnd.height = h);
tron@2174: 
tron@2174: 	bi->bmiHeader.biPlanes = 1;
tron@2174: 	bi->bmiHeader.biBitCount = 8;
tron@2174: 	bi->bmiHeader.biCompression = BI_RGB;
tron@2174: 
tron@4489: 	if (_wnd.dib_sect) DeleteObject(_wnd.dib_sect);
tron@2174: 
tron@2174: 	dc = GetDC(0);
tron@4489: 	_wnd.dib_sect = CreateDIBSection(dc, bi, DIB_RGB_COLORS, (VOID**)&_wnd.bitmap_bits, NULL, 0);
tron@4489: 	if (_wnd.dib_sect == NULL) error("CreateDIBSection failed");
tron@2174: 	ReleaseDC(0, dc);
tron@2174: 
tron@4489: 	if (!_wnd.double_size) _wnd.buffer_bits = _wnd.bitmap_bits;
tron@2174: 
tron@2174: 	return true;
tron@2174: }
tron@2174: 
tron@2174: static const uint16 default_resolutions[][2] = {
tron@4489: 	{  640,  480 },
tron@4489: 	{  800,  600 },
tron@4489: 	{ 1024,  768 },
tron@4489: 	{ 1152,  864 },
tron@4489: 	{ 1280,  800 },
tron@4489: 	{ 1280,  960 },
tron@4489: 	{ 1280, 1024 },
tron@4489: 	{ 1400, 1050 },
tron@4489: 	{ 1600, 1200 },
tron@4489: 	{ 1680, 1050 },
tron@4489: 	{ 1920, 1200 }
tron@2174: };
tron@2174: 
tron@2174: static void FindResolutions(void)
tron@2174: {
tron@4000: 	uint n = 0;
tron@4000: 	uint i;
Darkvater@5169: 	DEVMODEA dm;
tron@2174: 
Darkvater@5169: 	/* XXX - EnumDisplaySettingsW crashes with unicows.dll on Windows95
Darkvater@5169: 	 * Doesn't really matter since we don't pass a string anyways, but still
Darkvater@5169: 	 * a letdown */
Darkvater@5169: 	for (i = 0; EnumDisplaySettingsA(NULL, i, &dm) != 0; i++) {
tron@2174: 		if (dm.dmBitsPerPel == 8 && IS_INT_INSIDE(dm.dmPelsWidth, 640, MAX_SCREEN_WIDTH + 1) &&
tron@4000: 				IS_INT_INSIDE(dm.dmPelsHeight, 480, MAX_SCREEN_HEIGHT + 1)) {
tron@4000: 			uint j;
tron@4000: 
tron@2174: 			for (j = 0; j < n; j++) {
tron@2174: 				if (_resolutions[j][0] == dm.dmPelsWidth && _resolutions[j][1] == dm.dmPelsHeight) break;
tron@2174: 			}
tron@2174: 
tron@2174: 			/* In the previous loop we have checked already existing/added resolutions if
tron@2174: 			 * they are the same as the new ones. If this is not the case (j == n); we have
tron@2174: 			 * looped all and found none, add the new one to the list. If we have reached the
tron@2174: 			 * maximum amount of resolutions, then quit querying the display */
tron@2174: 			if (j == n) {
tron@2174: 				_resolutions[j][0] = dm.dmPelsWidth;
tron@2174: 				_resolutions[j][1] = dm.dmPelsHeight;
tron@2174: 				if (++n == lengthof(_resolutions)) break;
tron@2174: 			}
tron@2174: 		}
tron@2174: 	}
tron@2174: 
tron@2174: 	/* We have found no resolutions, show the default list */
tron@2174: 	if (n == 0) {
tron@2174: 		memcpy(_resolutions, default_resolutions, sizeof(default_resolutions));
tron@2174: 		n = lengthof(default_resolutions);
tron@2174: 	}
tron@2174: 
tron@2174: 	_num_resolutions = n;
tron@2174: 	SortResolutions(_num_resolutions);
tron@2174: }
tron@2174: 
tron@2174: 
tron@2174: static const char *Win32GdiStart(const char * const *parm)
tron@2174: {
tron@2174: 	memset(&_wnd, 0, sizeof(_wnd));
tron@2174: 
tron@2174: 	RegisterWndClass();
tron@2174: 
tron@2174: 	MakePalette();
tron@2174: 
tron@2174: 	FindResolutions();
tron@2174: 
tron@2174: 	// fullscreen uses those
tron@2174: 	_wnd.width_org = _cur_resolution[0];
tron@2174: 	_wnd.height_org = _cur_resolution[1];
tron@2174: 
tron@2174: 	AllocateDibSection(_cur_resolution[0], _cur_resolution[1]);
tron@2174: 	MarkWholeScreenDirty();
tron@2174: 
tron@2174: 	MakeWindow(_fullscreen);
tron@2174: 
tron@2174: 	return NULL;
tron@2174: }
tron@2174: 
tron@2174: static void Win32GdiStop(void)
tron@2174: {
Darkvater@3285: 	DeleteObject(_wnd.gdi_palette);
Darkvater@3285: 	DeleteObject(_wnd.dib_sect);
Darkvater@3285: 	DestroyWindow(_wnd.main_wnd);
Darkvater@3285: 
tron@2174: 	if (_wnd.fullscreen) ChangeDisplaySettings(NULL, 0);
Darkvater@2773: 	if (_double_size) {
Darkvater@2773: 		_cur_resolution[0] *= 2;
Darkvater@2773: 		_cur_resolution[1] *= 2;
Darkvater@2773: 	}
Darkvater@2773: 
tron@2174: 	MyShowCursor(true);
tron@2174: }
tron@2174: 
tron@2174: // simple upscaler by 2
tron@2174: static void filter(int left, int top, int width, int height)
tron@2174: {
tron@2174: 	uint p = _screen.pitch;
tron@2174: 	const Pixel *s = _wnd.buffer_bits + top * p + left;
tron@2174: 	Pixel *d = _wnd.bitmap_bits + top * p * 4 + left * 2;
tron@2174: 
tron@2174: 	for (; height > 0; height--) {
tron@2174: 		int i;
tron@2174: 
tron@2174: 		for (i = 0; i != width; i++) {
tron@2174: 			d[i * 2] = d[i * 2 + 1] = d[i * 2 + p * 2] = d[i * 2 + 1 + p * 2] = s[i];
tron@2174: 		}
tron@2174: 		s += p;
tron@2174: 		d += p * 4;
tron@2174: 	}
tron@2174: }
tron@2174: 
tron@2174: static void Win32GdiMakeDirty(int left, int top, int width, int height)
tron@2174: {
tron@2174: 	RECT r = { left, top, left + width, top + height };
tron@2174: 
tron@2174: 	if (_wnd.double_size) {
tron@2174: 		filter(left, top, width, height);
tron@2174: 		r.left *= 2;
tron@2174: 		r.top *= 2;
tron@2174: 		r.right *= 2;
tron@2174: 		r.bottom *= 2;
tron@2174: 	}
tron@2174: 	InvalidateRect(_wnd.main_wnd, &r, FALSE);
tron@2174: }
tron@2174: 
tron@2174: static void CheckPaletteAnim(void)
tron@2174: {
tron@2174: 	if (_pal_last_dirty == -1)
tron@2174: 		return;
tron@2174: 	InvalidateRect(_wnd.main_wnd, NULL, FALSE);
tron@2174: }
tron@2174: 
tron@2228: static void Win32GdiMainLoop(void)
tron@2174: {
tron@2174: 	MSG mesg;
rubidium@5581: 	uint32 cur_ticks = GetTickCount();
rubidium@5581: 	uint32 next_tick = cur_ticks + 30;
tron@2174: 
tron@2174: 	_wnd.running = true;
tron@2174: 
tron@2952: 	for (;;) {
rubidium@5581: 		uint32 prev_cur_ticks = cur_ticks; // to check for wrapping
rubidium@5581: 
tron@2174: 		while (PeekMessage(&mesg, NULL, 0, 0, PM_REMOVE)) {
tron@2174: 			InteractiveRandom(); // randomness
tron@2174: 			DispatchMessage(&mesg);
tron@2174: 		}
tron@2228: 		if (_exit_game) return;
tron@2174: 
tron@2174: #if defined(_DEBUG)
Darkvater@5089: 		if (_wnd.has_focus && GetAsyncKeyState(VK_SHIFT) < 0 &&
tron@2174: #else
Darkvater@5089: 		/* Speed up using TAB, but disable for ALT+TAB of course */
Darkvater@5089: 		if (_wnd.has_focus && GetAsyncKeyState(VK_TAB) < 0 && GetAsyncKeyState(VK_MENU) >= 0 &&
tron@2174: #endif
Darkvater@5089: 			  !_networking && _game_mode != GM_MENU) {
Darkvater@5089: 			_fast_forward |= 2;
tron@4077: 		} else if (_fast_forward & 2) {
tron@2174: 			_fast_forward = 0;
tron@4077: 		}
tron@2174: 
tron@2174: 		cur_ticks = GetTickCount();
rubidium@5581: 		if (cur_ticks >= next_tick || (_fast_forward && !_pause) || cur_ticks < prev_cur_ticks) {
rubidium@5581: 			next_tick = cur_ticks + 30;
tron@2174: 			_ctrl_pressed = _wnd.has_focus && GetAsyncKeyState(VK_CONTROL)<0;
tron@2174: 			_shift_pressed = _wnd.has_focus && GetAsyncKeyState(VK_SHIFT)<0;
tron@2664: #ifdef _DEBUG
tron@2174: 			_dbg_screen_rect = _wnd.has_focus && GetAsyncKeyState(VK_CAPITAL)<0;
tron@2665: #endif
tron@2174: 
tron@2174: 			// determine which directional keys are down
tron@2174: 			if (_wnd.has_focus) {
tron@2174: 				_dirkeys =
tron@2174: 					(GetAsyncKeyState(VK_LEFT) < 0 ? 1 : 0) +
tron@2174: 					(GetAsyncKeyState(VK_UP) < 0 ? 2 : 0) +
tron@2174: 					(GetAsyncKeyState(VK_RIGHT) < 0 ? 4 : 0) +
tron@2174: 					(GetAsyncKeyState(VK_DOWN) < 0 ? 8 : 0);
tron@4077: 			} else {
tron@2174: 				_dirkeys = 0;
tron@4077: 			}
tron@2174: 
tron@2174: 			GameLoop();
tron@2174: 			_cursor.delta.x = _cursor.delta.y = 0;
tron@2174: 
tron@4077: 			if (_force_full_redraw) MarkWholeScreenDirty();
tron@2174: 
tron@2174: 			GdiFlush();
tron@2174: 			_screen.dst_ptr = _wnd.buffer_bits;
tron@2174: 			UpdateWindows();
tron@2174: 			CheckPaletteAnim();
tron@2174: 		} else {
tron@2174: 			Sleep(1);
tron@2174: 			GdiFlush();
tron@2174: 			_screen.dst_ptr = _wnd.buffer_bits;
tron@2174: 			DrawTextMessage();
tron@2174: 			DrawMouseCursor();
tron@2174: 		}
tron@2174: 	}
tron@2174: }
tron@2174: 
tron@2174: static bool Win32GdiChangeRes(int w, int h)
tron@2174: {
tron@2174: 	_wnd.width = _wnd.width_org = w;
tron@2174: 	_wnd.height = _wnd.height_org = h;
tron@2174: 
tron@2174: 	MakeWindow(_fullscreen); // _wnd.fullscreen screws up ingame resolution switching
tron@2174: 
tron@2174: 	return true;
tron@2174: }
tron@2174: 
tron@4489: static void Win32GdiFullScreen(bool full_screen)
tron@4489: {
tron@4489: 	MakeWindow(full_screen);
tron@4489: }
tron@2174: 
tron@2174: const HalVideoDriver _win32_video_driver = {
tron@2174: 	Win32GdiStart,
tron@2174: 	Win32GdiStop,
tron@2174: 	Win32GdiMakeDirty,
tron@2174: 	Win32GdiMainLoop,
tron@2174: 	Win32GdiChangeRes,
tron@2174: 	Win32GdiFullScreen,
tron@2174: };