| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2020 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_EMSCRIPTEN |
| |
| #include <emscripten/html5.h> |
| |
| #include "SDL_power.h" |
| |
| SDL_bool |
| SDL_GetPowerInfo_Emscripten(SDL_PowerState *state, int *seconds, int *percent) |
| { |
| EmscriptenBatteryEvent batteryState; |
| int haveBattery = 0; |
| |
| if (emscripten_get_battery_status(&batteryState) == EMSCRIPTEN_RESULT_NOT_SUPPORTED) |
| return SDL_FALSE; |
| |
| haveBattery = batteryState.level != 1.0 || !batteryState.charging || batteryState.chargingTime != 0.0; |
| |
| if (!haveBattery) { |
| *state = SDL_POWERSTATE_NO_BATTERY; |
| *seconds = -1; |
| *percent = -1; |
| return SDL_TRUE; |
| } |
| |
| if (batteryState.charging) |
| *state = batteryState.chargingTime == 0.0 ? SDL_POWERSTATE_CHARGED : SDL_POWERSTATE_CHARGING; |
| else |
| *state = SDL_POWERSTATE_ON_BATTERY; |
| |
| *seconds = batteryState.dischargingTime; |
| *percent = batteryState.level * 100; |
| |
| return SDL_TRUE; |
| } |
| |
| #endif /* SDL_POWER_EMSCRIPTEN */ |
| #endif /* SDL_POWER_DISABLED */ |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |