diff options
Diffstat (limited to 'Source/3rdParty/SDL2/src/power/uikit/SDL_syspower.m')
-rw-r--r-- | Source/3rdParty/SDL2/src/power/uikit/SDL_syspower.m | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/Source/3rdParty/SDL2/src/power/uikit/SDL_syspower.m b/Source/3rdParty/SDL2/src/power/uikit/SDL_syspower.m deleted file mode 100644 index cb8a252..0000000 --- a/Source/3rdParty/SDL2/src/power/uikit/SDL_syspower.m +++ /dev/null @@ -1,113 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2018 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" - -#ifndef SDL_POWER_DISABLED -#if SDL_POWER_UIKIT - -#import <UIKit/UIKit.h> - -#include "SDL_power.h" -#include "SDL_timer.h" -#include "SDL_assert.h" -#include "SDL_syspower.h" - -#if !TARGET_OS_TV -/* turn off the battery monitor if it's been more than X ms since last check. */ -static const int BATTERY_MONITORING_TIMEOUT = 3000; -static Uint32 SDL_UIKitLastPowerInfoQuery = 0; - -void -SDL_UIKit_UpdateBatteryMonitoring(void) -{ - if (SDL_UIKitLastPowerInfoQuery) { - if (SDL_TICKS_PASSED(SDL_GetTicks(), SDL_UIKitLastPowerInfoQuery + BATTERY_MONITORING_TIMEOUT)) { - UIDevice *uidev = [UIDevice currentDevice]; - SDL_assert([uidev isBatteryMonitoringEnabled] == YES); - [uidev setBatteryMonitoringEnabled:NO]; - SDL_UIKitLastPowerInfoQuery = 0; - } - } -} -#else -void -SDL_UIKit_UpdateBatteryMonitoring(void) -{ - /* Do nothing. */ -} -#endif /* !TARGET_OS_TV */ - -SDL_bool -SDL_GetPowerInfo_UIKit(SDL_PowerState * state, int *seconds, int *percent) -{ -#if TARGET_OS_TV - *state = SDL_POWERSTATE_NO_BATTERY; - *seconds = -1; - *percent = -1; -#else /* TARGET_OS_TV */ - @autoreleasepool { - UIDevice *uidev = [UIDevice currentDevice]; - - if (!SDL_UIKitLastPowerInfoQuery) { - SDL_assert(uidev.isBatteryMonitoringEnabled == NO); - uidev.batteryMonitoringEnabled = YES; - } - - /* UIKit_GL_SwapWindow() (etc) will check this and disable the battery - * monitoring if the app hasn't queried it in the last X seconds. - * Apparently monitoring the battery burns battery life. :) - * Apple's docs say not to monitor the battery unless you need it. - */ - SDL_UIKitLastPowerInfoQuery = SDL_GetTicks(); - - *seconds = -1; /* no API to estimate this in UIKit. */ - - switch (uidev.batteryState) { - case UIDeviceBatteryStateCharging: - *state = SDL_POWERSTATE_CHARGING; - break; - - case UIDeviceBatteryStateFull: - *state = SDL_POWERSTATE_CHARGED; - break; - - case UIDeviceBatteryStateUnplugged: - *state = SDL_POWERSTATE_ON_BATTERY; - break; - - case UIDeviceBatteryStateUnknown: - default: - *state = SDL_POWERSTATE_UNKNOWN; - break; - } - - const float level = uidev.batteryLevel; - *percent = ( (level < 0.0f) ? -1 : ((int) ((level * 100) + 0.5f)) ); - } -#endif /* TARGET_OS_TV */ - - return SDL_TRUE; /* always the definitive answer on iOS. */ -} - -#endif /* SDL_POWER_UIKIT */ -#endif /* SDL_POWER_DISABLED */ - -/* vi: set ts=4 sw=4 expandtab: */ |