45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-10-18 Meco Man The first version
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*/
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#include <lvgl.h>
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#include <stdbool.h>
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#include <rtdevice.h>
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static lv_indev_state_t last_state = LV_INDEV_STATE_REL;
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static rt_int16_t last_x = 0;
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static rt_int16_t last_y = 0;
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static void input_read(lv_indev_drv_t *indev_drv, lv_indev_data_t *data)
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{
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data->point.x = last_x;
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data->point.y = last_y;
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data->state = last_state;
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}
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void lv_port_indev_input(rt_int16_t x, rt_int16_t y, lv_indev_state_t state)
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{
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last_state = state;
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last_x = x;
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last_y = LV_HOR_RES_MAX - y;
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}
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lv_indev_t * button_indev;
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void lv_port_indev_init(void)
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{
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static lv_indev_drv_t indev_drv;
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lv_indev_drv_init(&indev_drv); /*Basic initialization*/
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indev_drv.type = LV_INDEV_TYPE_POINTER;
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indev_drv.read_cb = input_read;
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/*Register the driver in LVGL and save the created input device object*/
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button_indev = lv_indev_drv_register(&indev_drv);
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}
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