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https://github.com/Relintai/sdl2_frt.git
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63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#ifndef SDL_POWER_DISABLED
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#if SDL_POWER_EMSCRIPTEN
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#include <emscripten/html5.h>
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#include "SDL_power.h"
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SDL_bool
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SDL_GetPowerInfo_Emscripten(SDL_PowerState *state, int *seconds, int *percent)
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{
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EmscriptenBatteryEvent batteryState;
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int haveBattery = 0;
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if (emscripten_get_battery_status(&batteryState) == EMSCRIPTEN_RESULT_NOT_SUPPORTED)
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return SDL_FALSE;
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haveBattery = batteryState.level != 1.0 || !batteryState.charging || batteryState.chargingTime != 0.0;
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if (!haveBattery) {
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*state = SDL_POWERSTATE_NO_BATTERY;
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*seconds = -1;
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*percent = -1;
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return SDL_TRUE;
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}
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if (batteryState.charging)
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*state = batteryState.chargingTime == 0.0 ? SDL_POWERSTATE_CHARGED : SDL_POWERSTATE_CHARGING;
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else
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*state = SDL_POWERSTATE_ON_BATTERY;
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*seconds = batteryState.dischargingTime;
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*percent = batteryState.level * 100;
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return SDL_TRUE;
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}
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#endif /* SDL_POWER_EMSCRIPTEN */
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#endif /* SDL_POWER_DISABLED */
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/* vi: set ts=4 sw=4 expandtab: */
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