tron@2186: /* $Id$ */
tron@2186: 
rubidium@9111: /** @file win32_v.cpp Implementation of the Windows (GDI) video driver. */
rubidium@9111: 
tron@2189: #include "../stdafx.h"
tron@2189: #include "../openttd.h"
rubidium@8123: #include "../gfx_func.h"
tron@2189: #include "../variables.h"
tron@2207: #include "../win32.h"
smatz@9085: #include "../rev.h"
truelight@6939: #include "../blitter/factory.hpp"
rubidium@8121: #include "../network/network.h"
glx@8277: #include "../core/math_func.hpp"
glx@8437: #include "../core/random_func.hpp"
rubidium@9117: #include "../functions.h"
rubidium@9117: #include "../texteff.hpp"
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;
truelight@6878: 	void *buffer_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 has_focus;
tron@2174: 	bool running;
tron@2174: } _wnd;
tron@2174: 
Darkvater@3051: bool _force_full_redraw;
Darkvater@4258: bool _window_maximize;
Darkvater@3051: uint _display_hz;
Darkvater@3051: uint _fullscreen_bpp;
smatz@9533: static Dimension _bck_resolution;
Darkvater@6251: #if !defined(UNICODE)
Darkvater@6251: uint _codepage;
Darkvater@6251: #endif
Darkvater@3051: 
rubidium@6247: static void MakePalette()
tron@2174: {
tron@2174: 	LOGPALETTE *pal;
tron@2174: 	uint i;
tron@2174: 
rubidium@6491: 	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);
glx@9470: 	if (_wnd.gdi_palette == NULL) usererror("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: 
rubidium@6248: struct VkMapping {
tron@2174: 	byte vk_from;
tron@2174: 	byte vk_count;
tron@2174: 	byte map_to;
rubidium@6248: };
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[] = {
truelight@7311: 	/* Pageup stuff + up/down */
tron@2174: 	AM(VK_PRIOR,VK_DOWN, WKC_PAGEUP, WKC_DOWN),
truelight@7311: 	/* 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: 
truelight@7311: 	/* Function keys */
rubidium@4434: 	AM(VK_F1, VK_F12, WKC_F1, WKC_F12),
tron@2174: 
truelight@7311: 	/* Numeric part */
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),
truelight@7310: 	AS(VK_DECIMAL,  WKC_NUM_DECIMAL),
truelight@7310: 
truelight@7311: 	/* Other non-letter keys */
truelight@7310: 	AS(0xBF,  WKC_SLASH),
truelight@7310: 	AS(0xBA,  WKC_SEMICOLON),
truelight@7310: 	AS(0xBB,  WKC_EQUALS),
truelight@7310: 	AS(0xDB,  WKC_L_BRACKET),
truelight@7310: 	AS(0xDC,  WKC_BACKSLASH),
truelight@7310: 	AS(0xDD,  WKC_R_BRACKET),
truelight@7310: 
truelight@7310: 	AS(0xDE,  WKC_SINGLEQUOTE),
truelight@7310: 	AS(0xBC,  WKC_COMMA),
truelight@7310: 	AS(0xBD,  WKC_MINUS),
truelight@7310: 	AS(0xBE,  WKC_PERIOD)
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: 	// 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;
glx@7392: 		_pal_count_dirty = 256;
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
rubidium@6247: int RedrawScreenDebug()
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: 
belugas@8171: static bool MakeWindow(bool full_screen)
glx@6995: {
glx@6995: 	_fullscreen = full_screen;
glx@6995: 
glx@6995: 	// recreate window?
glx@6995: 	if ((full_screen || _wnd.fullscreen) && _wnd.main_wnd) {
rubidium@7429: 		DestroyWindow(_wnd.main_wnd);
glx@6995: 		_wnd.main_wnd = 0;
glx@6995: 	}
glx@6995: 
glx@6995: #if defined(WINCE)
glx@6995: 	/* WinCE is always fullscreen */
glx@6995: #else
glx@6995: 	if (full_screen) {
glx@6995: 		DEVMODE settings;
glx@6995: 
glx@6995: 		/* Make sure we are always at least the screen-depth of the blitter */
glx@6995: 		if (_fullscreen_bpp < BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth()) _fullscreen_bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();
glx@6995: 
glx@6995: 		memset(&settings, 0, sizeof(settings));
glx@6995: 		settings.dmSize = sizeof(settings);
glx@6995: 		settings.dmFields =
glx@6995: 			(_fullscreen_bpp != 0 ? DM_BITSPERPEL : 0) |
glx@6995: 			DM_PELSWIDTH |
glx@6995: 			DM_PELSHEIGHT |
glx@6995: 			(_display_hz != 0 ? DM_DISPLAYFREQUENCY : 0);
glx@6995: 		settings.dmBitsPerPel = _fullscreen_bpp;
glx@6995: 		settings.dmPelsWidth  = _wnd.width_org;
glx@6995: 		settings.dmPelsHeight = _wnd.height_org;
glx@6995: 		settings.dmDisplayFrequency = _display_hz;
glx@6995: 
glx@6995: 		if (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) {
belugas@8171: 			MakeWindow(false);  // don't care about the result
belugas@8171: 			return false;  // the request failed
glx@6995: 		}
glx@6995: 	} else if (_wnd.fullscreen) {
glx@6995: 		// restore display?
glx@6995: 		ChangeDisplaySettings(NULL, 0);
glx@6995: 	}
glx@6995: #endif
glx@6995: 
glx@6995: 	{
glx@6995: 		RECT r;
glx@6995: 		DWORD style, showstyle;
glx@6995: 		int x, y, w, h;
glx@6995: 
glx@6995: 		showstyle = SW_SHOWNORMAL;
glx@6995: 		_wnd.fullscreen = full_screen;
glx@6995: 		if (_wnd.fullscreen) {
glx@6995: 			style = WS_POPUP;
glx@6995: 			SetRect(&r, 0, 0, _wnd.width_org, _wnd.height_org);
glx@6995: 		} else {
glx@6995: 			style = WS_OVERLAPPEDWINDOW;
glx@6995: 			/* On window creation, check if we were in maximize mode before */
glx@6995: 			if (_window_maximize) showstyle = SW_SHOWMAXIMIZED;
glx@6995: 			SetRect(&r, 0, 0, _wnd.width, _wnd.height);
glx@6995: 		}
glx@6995: 
glx@6995: #if !defined(WINCE)
glx@6995: 		AdjustWindowRect(&r, style, FALSE);
glx@6995: #endif
glx@6995: 		w = r.right - r.left;
glx@6995: 		h = r.bottom - r.top;
glx@9939: 		x = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;
glx@9939: 		y = (GetSystemMetrics(SM_CYSCREEN) - h) / 2;
glx@6995: 
glx@6995: 		if (_wnd.main_wnd) {
glx@6995: 			ShowWindow(_wnd.main_wnd, SW_SHOWNORMAL); // remove maximize-flag
glx@6995: 			SetWindowPos(_wnd.main_wnd, 0, x, y, w, h, SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOZORDER);
glx@6995: 		} else {
glx@6995: 			TCHAR Windowtitle[50];
glx@6995: 
glx@6995: 			_sntprintf(Windowtitle, sizeof(Windowtitle), _T("OpenTTD %s"), MB_TO_WIDE(_openttd_revision));
glx@6995: 
glx@6995: 			_wnd.main_wnd = CreateWindow(_T("OTTD"), Windowtitle, style, x, y, w, h, 0, 0, GetModuleHandle(NULL), 0);
glx@9470: 			if (_wnd.main_wnd == NULL) usererror("CreateWindow failed");
glx@6995: 			ShowWindow(_wnd.main_wnd, showstyle);
glx@6995: 		}
glx@6995: 	}
glx@6995: 	GameSizeChanged(); // invalidate all windows, force redraw
belugas@8171: 	return true; // the request succedded
glx@6995: }
glx@6995: 
tron@2174: static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
tron@2174: {
Darkvater@6277: 	static uint32 keycode = 0;
glx@6539: 	static bool console = false;
Darkvater@6277: 
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;
rubidium@8969: 			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: 
truelight@6960: 			if (_pal_count_dirty != 0) {
truelight@6961: 				Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
truelight@6961: 
truelight@6960: 				switch (blitter->UsePaletteAnimation()) {
truelight@6960: 					case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
glx@6962: 						UpdatePalette(dc2, _pal_first_dirty, _pal_count_dirty);
truelight@6960: 						break;
truelight@6960: 
truelight@6960: 					case Blitter::PALETTE_ANIMATION_BLITTER:
truelight@6960: 						blitter->PaletteAnimate(_pal_first_dirty, _pal_count_dirty);
truelight@6960: 						break;
truelight@6960: 
truelight@6960: 					case Blitter::PALETTE_ANIMATION_NONE:
truelight@6960: 						break;
truelight@6960: 
truelight@6960: 					default:
truelight@6960: 						NOT_REACHED();
truelight@6960: 				}
truelight@6960: 				_pal_count_dirty = 0;
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:
smatz@9533: 			if (_window_maximize) _cur_resolution = _bck_resolution;
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 (_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: 					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: 
Darkvater@6251: #if !defined(UNICODE)
Darkvater@6251: 		case WM_INPUTLANGCHANGE: {
Darkvater@6251: 			TCHAR locale[6];
Darkvater@6251: 			LCID lcid = GB(lParam, 0, 16);
Darkvater@6251: 
Darkvater@6251: 			int len = GetLocaleInfo(lcid, LOCALE_IDEFAULTANSICODEPAGE, locale, lengthof(locale));
Darkvater@6251: 			if (len != 0) _codepage = _ttoi(locale);
Darkvater@6251: 			return 1;
Darkvater@6251: 		}
Darkvater@6251: #endif /* UNICODE */
Darkvater@6251: 
glx@6539: 		case WM_DEADCHAR:
glx@6539: 			console = GB(lParam, 16, 8) == 41;
glx@6539: 			return 0;
glx@6539: 
Darkvater@6277: 		case WM_CHAR: {
Darkvater@6277: 			/* Silently drop all non-text messages as those were handled by WM_KEYDOWN */
Darkvater@6277: 			if (wParam < VK_SPACE) return 0;
Darkvater@6277: 			uint scancode = GB(lParam, 16, 8);
Darkvater@6277: 			uint charcode = wParam;
tron@4489: 
glx@6539: 			/* If the console key is a dead-key, we need to press it twice to get a WM_CHAR message.
glx@6539: 			 * But we then get two WM_CHAR messages, so ignore the first one */
glx@6539: 			if (console && scancode == 41) {
glx@6539: 				console = false;
glx@6539: 				return 0;
glx@6539: 			}
glx@6539: 
Darkvater@6277: #if !defined(UNICODE)
Darkvater@6277: 			wchar_t w;
Darkvater@6277: 			int len = MultiByteToWideChar(_codepage, 0, (char*)&charcode, 1, &w, 1);
Darkvater@6277: 			charcode = len == 1 ? w : 0;
Darkvater@6277: #endif /* UNICODE */
tron@4489: 
Darkvater@6277: 			/* No matter the keyboard layout, we will map the '~' to the console */
Darkvater@6277: 			scancode = scancode == 41 ? (int)WKC_BACKQUOTE : keycode;
Darkvater@6277: 			HandleKeypress(GB(charcode, 0, 16) | (scancode << 16));
Darkvater@6277: 			return 0;
Darkvater@6277: 		}
tron@4489: 
Darkvater@6277: 		case WM_KEYDOWN: {
Darkvater@6277: 			keycode = MapWindowsKey(wParam);
tron@4489: 
Darkvater@6277: 			/* Silently drop all text messages as those will be handled by WM_CHAR
Darkvater@6277: 			 * WM_KEYDOWN only handles CTRL+ commands and special keys like VK_LEFT, etc. */
Darkvater@6277: 			if (keycode == 0 || (keycode > WKC_PAUSE && GB(keycode, 13, 4) == 0)) return 0;
Darkvater@6277: 
glx@7541: 			/* Keys handled in WM_CHAR */
glx@7541: 			if ((uint)(GB(keycode, 0, 12) - WKC_NUM_DIV) <= WKC_MINUS - WKC_NUM_DIV) return 0;
glx@7541: 
Darkvater@6277: 			HandleKeypress(0 | (keycode << 16));
Darkvater@6277: 			return 0;
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:
glx@7126: 			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));
smatz@9533: 				if (_window_maximize) _bck_resolution = _cur_resolution;
tron@4489: 				ClientSizeChanged(LOWORD(lParam), HIWORD(lParam));
tron@4489: 			}
tron@4489: 			return 0;
tron@4489: 
truelight@5758: #if !defined(WINCE)
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);
rubidium@8985: 			w = max(w, 64);
rubidium@8985: 			h = max(h, 64);
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: 		}
truelight@5759: #endif
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: 
glx@7126: 		case WM_SETFOCUS:
glx@7126: 			_wnd.has_focus = true;
glx@7126: 			break;
glx@7126: 
glx@7126: 		case WM_KILLFOCUS:
glx@7126: 			_wnd.has_focus = false;
glx@7126: 			break;
glx@7126: 
glx@6933: #if !defined(WINCE)
glx@7126: 		case WM_ACTIVATE: {
glx@7430: 			/* Don't do anything if we are closing openttd */
glx@7430: 			if (_exit_game) break;
glx@7430: 
glx@7126: 			bool active = (LOWORD(wParam) != WA_INACTIVE);
glx@7126: 			bool minimized = (HIWORD(wParam) != 0);
glx@6933: 			if (_wnd.fullscreen) {
glx@7126: 				if (active && minimized) {
glx@6933: 					/* Restore the game window */
glx@6933: 					ShowWindow(hwnd, SW_RESTORE);
glx@6995: 					MakeWindow(true);
glx@7126: 				} else if (!active && !minimized) {
glx@6933: 					/* Minimise the window and restore desktop */
glx@6933: 					ShowWindow(hwnd, SW_MINIMIZE);
glx@6933: 					ChangeDisplaySettings(NULL, 0);
glx@6933: 				}
glx@6933: 			}
truelight@7409: 		} break;
truelight@7409: #endif
glx@7126: 	}
glx@7126: 
tron@2174: 	return DefWindowProc(hwnd, msg, wParam, lParam);
tron@2174: }
tron@2174: 
rubidium@6247: static void RegisterWndClass()
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;
glx@9470: 		if (!RegisterClass(&wnd)) usererror("RegisterClass failed");
tron@2174: 	}
tron@2174: }
tron@2174: 
tron@2174: static bool AllocateDibSection(int w, int h)
tron@2174: {
tron@2174: 	BITMAPINFO *bi;
tron@2174: 	HDC dc;
truelight@6878: 	int bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();
tron@2174: 
rubidium@8985: 	w = max(w, 64);
rubidium@8985: 	h = max(h, 64);
tron@2174: 
glx@9470: 	if (bpp == 0) usererror("Can't use a blitter that blits 0 bpp for normal visuals");
truelight@6878: 
tron@2174: 	if (w == _screen.width && h == _screen.height)
tron@2174: 		return false;
tron@2174: 
tron@2174: 	_screen.width = w;
skidd13@7927: 	_screen.pitch = (bpp == 8) ? Align(w, 4) : w;
tron@2174: 	_screen.height = h;
rubidium@6491: 	bi = (BITMAPINFO*)alloca(sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD) * 256);
rubidium@6491: 	memset(bi, 0, sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD) * 256);
tron@2174: 	bi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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;
truelight@6878: 	bi->bmiHeader.biBitCount = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();
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);
truelight@6878: 	_wnd.dib_sect = CreateDIBSection(dc, bi, DIB_RGB_COLORS, (VOID**)&_wnd.buffer_bits, NULL, 0);
glx@9470: 	if (_wnd.dib_sect == NULL) usererror("CreateDIBSection failed");
tron@2174: 	ReleaseDC(0, dc);
tron@2174: 
tron@2174: 	return true;
tron@2174: }
tron@2174: 
smatz@9533: static const Dimension default_resolutions[] = {
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: 
rubidium@6247: static void FindResolutions()
tron@2174: {
tron@4000: 	uint n = 0;
truelight@5758: #if defined(WINCE)
truelight@5758: 	/* EnumDisplaySettingsW is only supported in CE 4.2+ */
truelight@5758: 	/* XXX -- One might argue that we assume 4.2+ on every system. Then we can use this function safely */
truelight@5758: #else
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++) {
rubidium@8985: 		if (dm.dmBitsPerPel == BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth() &&
rubidium@8985: 				dm.dmPelsWidth >= 640 && dm.dmPelsHeight >= 480) {
tron@4000: 			uint j;
tron@4000: 
tron@2174: 			for (j = 0; j < n; j++) {
glx@9535: 				if (_resolutions[j].width == (int)dm.dmPelsWidth && _resolutions[j].height == (int)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) {
smatz@9533: 				_resolutions[j].width  = dm.dmPelsWidth;
smatz@9533: 				_resolutions[j].height = dm.dmPelsHeight;
tron@2174: 				if (++n == lengthof(_resolutions)) break;
tron@2174: 			}
tron@2174: 		}
tron@2174: 	}
truelight@5758: #endif
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: 
peter1138@7170: static FVideoDriver_Win32 iFVideoDriver_Win32;
tron@2174: 
peter1138@7170: const char *VideoDriver_Win32::Start(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: 
smatz@9533: 	DEBUG(driver, 2, "Resolution for display: %dx%d", _cur_resolution.width, _cur_resolution.height);
truelight@7408: 
tron@2174: 	// fullscreen uses those
smatz@9533: 	_wnd.width_org  = _cur_resolution.width;
smatz@9533: 	_wnd.height_org = _cur_resolution.height;
tron@2174: 
smatz@9533: 	AllocateDibSection(_cur_resolution.width, _cur_resolution.height);
rubidium@8985: 	MakeWindow(_fullscreen);
rubidium@8985: 
tron@2174: 	MarkWholeScreenDirty();
tron@2174: 
tron@2174: 	return NULL;
tron@2174: }
tron@2174: 
peter1138@7170: void VideoDriver_Win32::Stop()
tron@2174: {
Darkvater@3285: 	DeleteObject(_wnd.gdi_palette);
Darkvater@3285: 	DeleteObject(_wnd.dib_sect);
rubidium@7429: 	DestroyWindow(_wnd.main_wnd);
Darkvater@3285: 
truelight@5758: #if !defined(WINCE)
tron@2174: 	if (_wnd.fullscreen) ChangeDisplaySettings(NULL, 0);
truelight@5758: #endif
tron@2174: 	MyShowCursor(true);
tron@2174: }
tron@2174: 
peter1138@7170: void VideoDriver_Win32::MakeDirty(int left, int top, int width, int height)
tron@2174: {
tron@2174: 	RECT r = { left, top, left + width, top + height };
tron@2174: 
tron@2174: 	InvalidateRect(_wnd.main_wnd, &r, FALSE);
tron@2174: }
tron@2174: 
rubidium@6247: static void CheckPaletteAnim()
tron@2174: {
glx@6962: 	if (_pal_count_dirty == 0)
tron@2174: 		return;
tron@2174: 	InvalidateRect(_wnd.main_wnd, NULL, FALSE);
tron@2174: }
tron@2174: 
peter1138@7170: void VideoDriver_Win32::MainLoop()
tron@2174: {
tron@2174: 	MSG mesg;
rubidium@5581: 	uint32 cur_ticks = GetTickCount();
truelight@7018: 	uint32 last_cur_ticks = cur_ticks;
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
Darkvater@6277: 			TranslateMessage(&mesg);
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();
truelight@6231: 		if (cur_ticks >= next_tick || (_fast_forward && !_pause_game) || cur_ticks < prev_cur_ticks) {
truelight@7019: 			_realtime_tick += cur_ticks - last_cur_ticks;
truelight@7019: 			last_cur_ticks = cur_ticks;
rubidium@5581: 			next_tick = cur_ticks + 30;
smatz@8586: 
smatz@8586: 			bool old_ctrl_pressed = _ctrl_pressed;
smatz@8586: 
tron@2174: 			_ctrl_pressed = _wnd.has_focus && GetAsyncKeyState(VK_CONTROL)<0;
tron@2174: 			_shift_pressed = _wnd.has_focus && GetAsyncKeyState(VK_SHIFT)<0;
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: 
smatz@8586: 			if (old_ctrl_pressed != _ctrl_pressed) HandleCtrlChanged();
smatz@8586: 
tron@2174: 			GameLoop();
tron@2174: 			_cursor.delta.x = _cursor.delta.y = 0;
tron@2174: 
tron@4077: 			if (_force_full_redraw) MarkWholeScreenDirty();
tron@2174: 
truelight@5758: #if !defined(WINCE)
tron@2174: 			GdiFlush();
truelight@5758: #endif
tron@2174: 			_screen.dst_ptr = _wnd.buffer_bits;
tron@2174: 			UpdateWindows();
tron@2174: 			CheckPaletteAnim();
tron@2174: 		} else {
tron@2174: 			Sleep(1);
truelight@5758: #if !defined(WINCE)
tron@2174: 			GdiFlush();
truelight@5758: #endif
tron@2174: 			_screen.dst_ptr = _wnd.buffer_bits;
rubidium@9898: 			NetworkDrawChatMessage();
tron@2174: 			DrawMouseCursor();
tron@2174: 		}
tron@2174: 	}
tron@2174: }
tron@2174: 
peter1138@7170: bool VideoDriver_Win32::ChangeResolution(int w, int h)
tron@2174: {
tron@2174: 	_wnd.width = _wnd.width_org = w;
tron@2174: 	_wnd.height = _wnd.height_org = h;
tron@2174: 
belugas@8171: 	return MakeWindow(_fullscreen); // _wnd.fullscreen screws up ingame resolution switching
tron@2174: }
tron@2174: 
belugas@8171: bool VideoDriver_Win32::ToggleFullscreen(bool full_screen)
tron@4489: {
belugas@8171: 	return MakeWindow(full_screen);
tron@4489: }