| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "SDL_internal.h" |
| |
| #ifdef SDL_VIDEO_DRIVER_UIKIT |
| |
| #import <UIKit/UIKit.h> |
| |
| #include "../SDL_sysvideo.h" |
| #include "../SDL_pixels_c.h" |
| #include "../../events/SDL_events_c.h" |
| |
| #include "SDL_uikitvideo.h" |
| #include "SDL_uikitevents.h" |
| #include "SDL_uikitmodes.h" |
| #include "SDL_uikitwindow.h" |
| #include "SDL_uikitopengles.h" |
| #include "SDL_uikitclipboard.h" |
| #include "SDL_uikitvulkan.h" |
| #include "SDL_uikitmetalview.h" |
| #include "SDL_uikitmessagebox.h" |
| |
| #define UIKITVID_DRIVER_NAME "uikit" |
| |
| @implementation SDL_UIKitVideoData |
| |
| @end |
| |
| /* Initialization/Query functions */ |
| static int UIKit_VideoInit(SDL_VideoDevice *_this); |
| static void UIKit_VideoQuit(SDL_VideoDevice *_this); |
| |
| /* DUMMY driver bootstrap functions */ |
| |
| static void UIKit_DeleteDevice(SDL_VideoDevice *device) |
| { |
| @autoreleasepool { |
| if (device->driverdata){ |
| CFRelease(device->driverdata); |
| } |
| SDL_free(device); |
| } |
| } |
| |
| static SDL_VideoDevice *UIKit_CreateDevice(void) |
| { |
| @autoreleasepool { |
| SDL_VideoDevice *device; |
| SDL_UIKitVideoData *data; |
| |
| /* Initialize all variables that we clean on shutdown */ |
| device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice)); |
| if (!device) { |
| return NULL; |
| } |
| |
| data = [SDL_UIKitVideoData new]; |
| |
| device->driverdata = (SDL_VideoData *)CFBridgingRetain(data); |
| device->system_theme = UIKit_GetSystemTheme(); |
| |
| /* Set the function pointers */ |
| device->VideoInit = UIKit_VideoInit; |
| device->VideoQuit = UIKit_VideoQuit; |
| device->GetDisplayModes = UIKit_GetDisplayModes; |
| device->SetDisplayMode = UIKit_SetDisplayMode; |
| device->PumpEvents = UIKit_PumpEvents; |
| device->SuspendScreenSaver = UIKit_SuspendScreenSaver; |
| device->CreateSDLWindow = UIKit_CreateWindow; |
| device->SetWindowTitle = UIKit_SetWindowTitle; |
| device->ShowWindow = UIKit_ShowWindow; |
| device->HideWindow = UIKit_HideWindow; |
| device->RaiseWindow = UIKit_RaiseWindow; |
| device->SetWindowBordered = UIKit_SetWindowBordered; |
| device->SetWindowFullscreen = UIKit_SetWindowFullscreen; |
| device->DestroyWindow = UIKit_DestroyWindow; |
| device->GetDisplayUsableBounds = UIKit_GetDisplayUsableBounds; |
| device->GetWindowSizeInPixels = UIKit_GetWindowSizeInPixels; |
| |
| #ifdef SDL_IPHONE_KEYBOARD |
| device->HasScreenKeyboardSupport = UIKit_HasScreenKeyboardSupport; |
| device->ShowScreenKeyboard = UIKit_ShowScreenKeyboard; |
| device->HideScreenKeyboard = UIKit_HideScreenKeyboard; |
| device->IsScreenKeyboardShown = UIKit_IsScreenKeyboardShown; |
| device->SetTextInputRect = UIKit_SetTextInputRect; |
| #endif |
| |
| device->SetClipboardText = UIKit_SetClipboardText; |
| device->GetClipboardText = UIKit_GetClipboardText; |
| device->HasClipboardText = UIKit_HasClipboardText; |
| |
| /* OpenGL (ES) functions */ |
| #if defined(SDL_VIDEO_OPENGL_ES) || defined(SDL_VIDEO_OPENGL_ES2) |
| device->GL_MakeCurrent = UIKit_GL_MakeCurrent; |
| device->GL_SwapWindow = UIKit_GL_SwapWindow; |
| device->GL_CreateContext = UIKit_GL_CreateContext; |
| device->GL_DeleteContext = UIKit_GL_DeleteContext; |
| device->GL_GetProcAddress = UIKit_GL_GetProcAddress; |
| device->GL_LoadLibrary = UIKit_GL_LoadLibrary; |
| #endif |
| device->free = UIKit_DeleteDevice; |
| |
| #ifdef SDL_VIDEO_VULKAN |
| device->Vulkan_LoadLibrary = UIKit_Vulkan_LoadLibrary; |
| device->Vulkan_UnloadLibrary = UIKit_Vulkan_UnloadLibrary; |
| device->Vulkan_GetInstanceExtensions = UIKit_Vulkan_GetInstanceExtensions; |
| device->Vulkan_CreateSurface = UIKit_Vulkan_CreateSurface; |
| device->Vulkan_DestroySurface = UIKit_Vulkan_DestroySurface; |
| #endif |
| |
| #ifdef SDL_VIDEO_METAL |
| device->Metal_CreateView = UIKit_Metal_CreateView; |
| device->Metal_DestroyView = UIKit_Metal_DestroyView; |
| device->Metal_GetLayer = UIKit_Metal_GetLayer; |
| #endif |
| |
| device->device_caps = VIDEO_DEVICE_CAPS_SENDS_FULLSCREEN_DIMENSIONS; |
| |
| device->gl_config.accelerated = 1; |
| |
| return device; |
| } |
| } |
| |
| VideoBootStrap UIKIT_bootstrap = { |
| UIKITVID_DRIVER_NAME, "SDL UIKit video driver", |
| UIKit_CreateDevice, |
| UIKit_ShowMessageBox |
| }; |
| |
| int UIKit_VideoInit(SDL_VideoDevice *_this) |
| { |
| _this->gl_config.driver_loaded = 1; |
| |
| if (UIKit_InitModes(_this) < 0) { |
| return -1; |
| } |
| |
| SDL_InitGCKeyboard(); |
| SDL_InitGCMouse(); |
| |
| return 0; |
| } |
| |
| void UIKit_VideoQuit(SDL_VideoDevice *_this) |
| { |
| SDL_QuitGCKeyboard(); |
| SDL_QuitGCMouse(); |
| |
| UIKit_QuitModes(_this); |
| } |
| |
| int UIKit_SuspendScreenSaver(SDL_VideoDevice *_this) |
| { |
| @autoreleasepool { |
| UIApplication *app = [UIApplication sharedApplication]; |
| |
| /* Prevent the display from dimming and going to sleep. */ |
| app.idleTimerDisabled = (_this->suspend_screensaver != SDL_FALSE); |
| } |
| return 0; |
| } |
| |
| SDL_bool UIKit_IsSystemVersionAtLeast(double version) |
| { |
| return [[UIDevice currentDevice].systemVersion doubleValue] >= version; |
| } |
| |
| SDL_SystemTheme UIKit_GetSystemTheme(void) |
| { |
| #ifndef SDL_PLATFORM_VISIONOS |
| if (@available(iOS 12.0, tvOS 10.0, *)) { |
| switch ([UIScreen mainScreen].traitCollection.userInterfaceStyle) { |
| case UIUserInterfaceStyleDark: |
| return SDL_SYSTEM_THEME_DARK; |
| case UIUserInterfaceStyleLight: |
| return SDL_SYSTEM_THEME_LIGHT; |
| default: |
| break; |
| } |
| } |
| #endif |
| return SDL_SYSTEM_THEME_UNKNOWN; |
| } |
| |
| #ifdef SDL_PLATFORM_VISIONOS |
| CGRect UIKit_ComputeViewFrame(SDL_Window *window){ |
| return CGRectMake(window->x, window->y, window->w, window->h); |
| } |
| #else |
| CGRect UIKit_ComputeViewFrame(SDL_Window *window, UIScreen *screen) |
| { |
| SDL_UIKitWindowData *data = (__bridge SDL_UIKitWindowData *)window->driverdata; |
| CGRect frame = screen.bounds; |
| |
| /* Use the UIWindow bounds instead of the UIScreen bounds, when possible. |
| * The uiwindow bounds may be smaller than the screen bounds when Split View |
| * is used on an iPad. */ |
| if (data != nil && data.uiwindow != nil) { |
| frame = data.uiwindow.bounds; |
| } |
| |
| #ifndef SDL_PLATFORM_TVOS |
| /* iOS 10 seems to have a bug where, in certain conditions, putting the |
| * device to sleep with the a landscape-only app open, re-orienting the |
| * device to portrait, and turning it back on will result in the screen |
| * bounds returning portrait orientation despite the app being in landscape. |
| * This is a workaround until a better solution can be found. |
| * https://bugzilla.libsdl.org/show_bug.cgi?id=3505 |
| * https://bugzilla.libsdl.org/show_bug.cgi?id=3465 |
| * https://forums.developer.apple.com/thread/65337 */ |
| UIInterfaceOrientation orient = [UIApplication sharedApplication].statusBarOrientation; |
| BOOL landscape = UIInterfaceOrientationIsLandscape(orient) || |
| !(UIKit_GetSupportedOrientations(window) & (UIInterfaceOrientationMaskPortrait | UIInterfaceOrientationMaskPortraitUpsideDown)); |
| BOOL fullscreen = CGRectEqualToRect(screen.bounds, frame); |
| |
| /* The orientation flip doesn't make sense when the window is smaller |
| * than the screen (iPad Split View, for example). */ |
| if (fullscreen && (landscape != (frame.size.width > frame.size.height))) { |
| float height = frame.size.width; |
| frame.size.width = frame.size.height; |
| frame.size.height = height; |
| } |
| #endif |
| |
| return frame; |
| } |
| |
| #endif |
| |
| void UIKit_ForceUpdateHomeIndicator(void) |
| { |
| #ifndef SDL_PLATFORM_TVOS |
| /* Force the main SDL window to re-evaluate home indicator state */ |
| SDL_Window *focus = SDL_GetKeyboardFocus(); |
| if (focus) { |
| SDL_UIKitWindowData *data = (__bridge SDL_UIKitWindowData *)focus->driverdata; |
| if (data != nil) { |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wunguarded-availability-new" |
| if ([data.viewcontroller respondsToSelector:@selector(setNeedsUpdateOfHomeIndicatorAutoHidden)]) { |
| [data.viewcontroller performSelectorOnMainThread:@selector(setNeedsUpdateOfHomeIndicatorAutoHidden) withObject:nil waitUntilDone:NO]; |
| [data.viewcontroller performSelectorOnMainThread:@selector(setNeedsUpdateOfScreenEdgesDeferringSystemGestures) withObject:nil waitUntilDone:NO]; |
| } |
| #pragma clang diagnostic pop |
| } |
| } |
| #endif /* !SDL_PLATFORM_TVOS */ |
| } |
| |
| /* |
| * iOS log support. |
| * |
| * This doesn't really have anything to do with the interfaces of the SDL video |
| * subsystem, but we need to stuff this into an Objective-C source code file. |
| * |
| * NOTE: This is copypasted from src/video/cocoa/SDL_cocoavideo.m! Thus, if |
| * Cocoa is supported, we use that one instead. Be sure both versions remain |
| * identical! |
| */ |
| |
| #ifndef SDL_VIDEO_DRIVER_COCOA |
| void SDL_NSLog(const char *prefix, const char *text) |
| { |
| @autoreleasepool { |
| NSString *nsText = [NSString stringWithUTF8String:text]; |
| if (prefix) { |
| NSString *nsPrefix = [NSString stringWithUTF8String:prefix]; |
| NSLog(@"%@: %@", nsPrefix, nsText); |
| } else { |
| NSLog(@"%@", nsText); |
| } |
| } |
| } |
| #endif /* SDL_VIDEO_DRIVER_COCOA */ |
| |
| /* |
| * iOS Tablet detection |
| * |
| * This doesn't really have anything to do with the interfaces of the SDL video |
| * subsystem, but we need to stuff this into an Objective-C source code file. |
| */ |
| SDL_bool SDL_IsIPad(void) |
| { |
| return ([UIDevice currentDevice].userInterfaceIdiom == UIUserInterfaceIdiomPad); |
| } |
| |
| #endif /* SDL_VIDEO_DRIVER_UIKIT */ |