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59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Affects LVGL widget style */
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enum UiDensity {
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/** Ideal for very small non-touch screen devices (e.g. Waveshare S3 LCD 1.3") */
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LVGL_UI_DENSITY_COMPACT,
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/** Nothing was changed in the LVGL UI/UX */
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LVGL_UI_DENSITY_DEFAULT
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};
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/**
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* @brief Locks the LVGL mutex.
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*
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* This should be called before any LVGL API calls from threads other than the LVGL task.
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* It is a recursive mutex.
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* @retval true when a lock was acquired, false otherwise
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*/
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void lvgl_lock(void);
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/**
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* @brief Tries to lock the LVGL mutex with a timeout.
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*
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* @param timeout Timeout in ticks
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* @return true if the lock was acquired, false otherwise.
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*/
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bool lvgl_try_lock(uint32_t timeout);
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/**
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* @brief Unlocks the LVGL mutex.
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*/
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void lvgl_unlock(void);
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/**
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* @brief Checks if the LVGL module is currently running.
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*
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* @return true if running, false otherwise.
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*/
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bool lvgl_is_running(void);
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/**
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* @brief Gets the desired UI density for the target hardware.
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* The density is defined in the `device.properties` of a hardware device.
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* This setting is read by CMakeLists.txt and passed as a target compile definition of the LVGL module.
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* @return the UI density
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*/
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enum UiDensity lvgl_get_ui_density(void);
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#ifdef __cplusplus
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}
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#endif
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