Mercurial > games > semicongine
annotate semiconginev2/platform/windows/window.nim @ 1224:a3fa15c25026 compiletime-tests
did: cleanup, add audio, change platform-dependent structure
| author | sam <sam@basx.dev> |
|---|---|
| date | Wed, 17 Jul 2024 22:02:11 +0700 |
| parents | 56781cc0fc7c |
| children |
| rev | line source |
|---|---|
|
1207
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
1 import ../../thirdparty/winim/winim/inc/[windef, winuser, wincon, winbase] |
|
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
2 import ../../thirdparty/winim/winim/[winstr, utils] |
| 1191 | 3 |
| 4 include ./virtualkey_map | |
| 5 | |
| 6 type | |
| 7 NativeWindow* = object | |
| 8 hinstance*: HINSTANCE | |
| 9 hwnd*: HWND | |
| 10 g_wpPrev: WINDOWPLACEMENT | |
| 11 | |
| 12 | |
| 13 # sorry, have to use module-global variable to capture windows events | |
| 14 var currentEvents: seq[Event] | |
| 15 | |
| 16 template CheckWin32Result*(call: untyped) = | |
| 17 let value = call | |
| 18 if value == 0: | |
| 19 raise newException(Exception, "Win32 error: " & astToStr(call) & " returned " & $value) | |
| 20 | |
| 21 let | |
| 22 andCursorMask = [0xff] | |
| 23 xorCursorMask = [0x00] | |
|
1207
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
24 invisibleCursor = CreateCursor(0, 0, 0, 1, 1, pointer(addr andCursorMask), pointer(addr xorCursorMask)) |
|
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
25 defaultCursor = LoadCursor(0, IDC_ARROW) |
| 1191 | 26 var currentCursor = defaultCursor |
| 27 | |
| 28 proc MapLeftRightKeys(key: INT, lparam: LPARAM): INT = | |
| 29 case key | |
| 30 of VK_SHIFT: | |
| 31 MapVirtualKey(UINT((lParam and 0x00ff0000) shr 16), MAPVK_VSC_TO_VK_EX) | |
| 32 of VK_CONTROL: | |
| 33 if (lParam and 0x01000000) == 0: VK_LCONTROL else: VK_RCONTROL | |
| 34 of VK_MENU: | |
| 35 if (lParam and 0x01000000) == 0: VK_LMENU else: VK_RMENU | |
| 36 else: | |
| 37 key | |
| 38 | |
| 39 proc WindowHandler(hwnd: HWND, uMsg: UINT, wParam: WPARAM, lParam: LPARAM): LRESULT {.stdcall.} = | |
| 40 case uMsg | |
| 41 of WM_DESTROY: | |
|
1207
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
42 currentEvents.add(Event(eventType: EventType.Quit)) |
| 1191 | 43 of WM_KEYDOWN, WM_SYSKEYDOWN: |
| 44 let key = MapLeftRightKeys(INT(wParam), lParam) | |
| 45 currentEvents.add(Event(eventType: KeyPressed, key: KeyTypeMap.getOrDefault(key, Key.UNKNOWN))) | |
| 46 of WM_KEYUP, WM_SYSKEYUP: | |
| 47 let key = MapLeftRightKeys(INT(wParam), lParam) | |
| 48 currentEvents.add(Event(eventType: KeyReleased, key: KeyTypeMap.getOrDefault(key, Key.UNKNOWN))) | |
| 49 of WM_LBUTTONDOWN: | |
| 50 currentEvents.add(Event(eventType: MousePressed, button: MouseButton.Mouse1)) | |
| 51 of WM_LBUTTONUP: | |
| 52 currentEvents.add(Event(eventType: MouseReleased, button: MouseButton.Mouse1)) | |
| 53 of WM_MBUTTONDOWN: | |
| 54 currentEvents.add(Event(eventType: MousePressed, button: MouseButton.Mouse2)) | |
| 55 of WM_MBUTTONUP: | |
| 56 currentEvents.add(Event(eventType: MouseReleased, button: MouseButton.Mouse2)) | |
| 57 of WM_RBUTTONDOWN: | |
| 58 currentEvents.add(Event(eventType: MousePressed, button: MouseButton.Mouse3)) | |
| 59 of WM_RBUTTONUP: | |
| 60 currentEvents.add(Event(eventType: MouseReleased, button: MouseButton.Mouse3)) | |
| 61 of WM_MOUSEMOVE: | |
|
1207
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
62 currentEvents.add(Event(eventType: MouseMoved, x: GET_X_LPARAM(lParam), y: GET_Y_LPARAM(lParam))) |
| 1191 | 63 of WM_MOUSEWHEEL: |
|
1207
804ff842d377
fix: problems with include-structure on windows
sam@sambook-windows.localdomain
parents:
1191
diff
changeset
|
64 currentEvents.add(Event(eventType: MouseWheel, amount: float32(GET_WHEEL_DELTA_WPARAM(wParam)) / WHEEL_DELTA)) |
| 1191 | 65 of WM_SIZING: |
| 66 currentEvents.add(Event(eventType: ResizedWindow)) | |
| 67 of WM_SIZE: | |
| 68 if wParam == SIZE_MINIMIZED: | |
| 69 currentEvents.add(Event(eventType: MinimizedWindow)) | |
| 70 elif wParam == SIZE_RESTORED: | |
| 71 currentEvents.add(Event(eventType: RestoredWindow)) | |
| 72 of WM_SETCURSOR: | |
| 73 if LOWORD(lParam) == HTCLIENT: | |
| 74 SetCursor(currentCursor) | |
| 75 return 1 | |
| 76 else: | |
| 77 return DefWindowProc(hwnd, uMsg, wParam, lParam) | |
| 78 else: | |
| 79 return DefWindowProc(hwnd, uMsg, wParam, lParam) | |
| 80 | |
| 81 | |
| 82 proc CreateWindow*(title: string): NativeWindow = | |
| 83 when DEBUG: | |
| 84 AllocConsole() | |
| 85 discard stdin.reopen("conIN$", fmRead) | |
| 86 discard stdout.reopen("conOUT$", fmWrite) | |
| 87 discard stderr.reopen("conOUT$", fmWrite) | |
| 88 | |
| 89 result.hInstance = HINSTANCE(GetModuleHandle(nil)) | |
| 90 var | |
| 91 windowClassName = T"EngineWindowClass" | |
| 92 windowName = T(title) | |
| 93 windowClass = WNDCLASSEX( | |
| 94 cbSize: UINT(WNDCLASSEX.sizeof), | |
| 95 lpfnWndProc: WindowHandler, | |
| 96 hInstance: result.hInstance, | |
| 97 lpszClassName: windowClassName, | |
| 98 hcursor: currentCursor, | |
| 99 ) | |
| 100 | |
| 101 if(RegisterClassEx(addr(windowClass)) == 0): | |
| 102 raise newException(Exception, "Unable to register window class") | |
| 103 | |
| 104 result.hwnd = CreateWindowEx( | |
| 105 DWORD(0), | |
| 106 windowClassName, | |
| 107 windowName, | |
| 108 DWORD(WS_OVERLAPPEDWINDOW), | |
| 109 CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, | |
| 110 HMENU(0), | |
| 111 HINSTANCE(0), | |
| 112 result.hInstance, | |
| 113 nil | |
| 114 ) | |
| 115 | |
| 116 result.g_wpPrev.length = UINT(sizeof(WINDOWPLACEMENT)) | |
| 117 discard result.hwnd.ShowWindow(SW_SHOW) | |
| 118 | |
| 119 proc SetTitle*(window: NativeWindow, title: string) = | |
| 120 window.hwnd.SetWindowText(T(title)) | |
| 121 | |
| 122 # inspired by the one and only, Raymond Chen | |
| 123 # https://devblogs.microsoft.com/oldnewthing/20100412-00/?p=14353 | |
| 124 proc Fullscreen*(window: var NativeWindow, enable: bool) = | |
| 125 let dwStyle: DWORD = GetWindowLong(window.hwnd, GWL_STYLE) | |
| 126 if enable: | |
| 127 var mi = MONITORINFO(cbSize: DWORD(sizeof(MONITORINFO))) | |
| 128 if GetWindowPlacement(window.hwnd, addr window.g_wpPrev) and GetMonitorInfo(MonitorFromWindow(window.hwnd, MONITOR_DEFAULTTOPRIMARY), addr mi): | |
| 129 SetWindowLong(window.hwnd, GWL_STYLE, dwStyle and (not WS_OVERLAPPEDWINDOW)) | |
| 130 SetWindowPos(window.hwnd, HWND_TOP, mi.rcMonitor.left, mi.rcMonitor.top, mi.rcMonitor.right - mi.rcMonitor.left, mi.rcMonitor.bottom - mi.rcMonitor.top, SWP_NOOWNERZORDER or SWP_FRAMECHANGED) | |
| 131 else: | |
| 132 SetWindowLong(window.hwnd, GWL_STYLE, dwStyle or WS_OVERLAPPEDWINDOW) | |
| 133 SetWindowPlacement(window.hwnd, addr window.g_wpPrev) | |
| 134 SetWindowPos(window.hwnd, HWND(0), 0, 0, 0, 0, SWP_NOMOVE or SWP_NOSIZE or SWP_NOZORDER or SWP_NOOWNERZORDER or SWP_FRAMECHANGED) | |
| 135 | |
| 136 proc HideSystemCursor*(window: NativeWindow) = | |
| 137 currentCursor = invisibleCursor | |
| 138 SetCursor(currentCursor) | |
| 139 | |
| 140 proc ShowSystemCursor*(window: NativeWindow) = | |
| 141 currentCursor = defaultCursor | |
| 142 SetCursor(currentCursor) | |
| 143 | |
| 144 proc Destroy*(window: NativeWindow) = | |
| 145 discard | |
| 146 | |
| 147 proc Size*(window: NativeWindow): (int, int) = | |
| 148 var rect: RECT | |
| 149 CheckWin32Result GetWindowRect(window.hwnd, addr(rect)) | |
| 150 (int(rect.right - rect.left), int(rect.bottom - rect.top)) | |
| 151 | |
| 152 proc PendingEvents*(window: NativeWindow): seq[Event] = | |
| 153 # empty queue | |
| 154 currentEvents = newSeq[Event]() | |
| 155 var msg: MSG | |
| 156 # fill queue | |
| 157 while PeekMessage(addr(msg), window.hwnd, 0, 0, PM_REMOVE): | |
| 158 TranslateMessage(addr(msg)) | |
| 159 DispatchMessage(addr(msg)) | |
| 160 return currentEvents | |
| 161 | |
| 162 proc GetMousePosition*(window: NativeWindow): Option[Vec2f] = | |
| 163 var p: POINT | |
| 164 let res = GetCursorPos(addr(p)) | |
| 165 if res: | |
| 166 return some(Vec2f([float32(p.x), float32(p.y)])) | |
| 167 return none(Vec2f) |