nuttx-apps/examples/lvgldemo/tp.h
Alin Jerpelea abf34e5d5a apps: examples: update license to Apache
Gregory Nutt is the copyright holder for those files and he has submitted the
SGA as a result we can migrate the licenses to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2022-03-08 17:04:01 +02:00

130 lines
4.5 KiB
C

/****************************************************************************
* apps/examples/lvgldemo/tp.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __APPS_EXAMPLES_LVGLDEMO_TP_H
#define __APPS_EXAMPLES_LVGLDEMO_TP_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <lvgl/lvgl.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* CONFIG_EXAMPLES_LVGLDEMO_MINOR - The minor device number. Minor=N
* corresponds to touchscreen device /dev/input0. Note this value must
* with CONFIG_EXAMPLES_LVGLDEMO_DEVPATH. Default 0.
* CONFIG_EXAMPLES_LVGLDEMO_DEVPATH - The path to the touchscreen
* device. This must be consistent with CONFIG_EXAMPLES_LVGLDEMO_MINOR.
* Default: "/dev/input0"
* CONFIG_EXAMPLES_LVGLDEMO_MOUSE - The touchscreen test can also be
* configured to work with a mouse driver by setting this option.
*/
#if !defined(CONFIG_INPUT_TOUCHSCREEN) && !defined(CONFIG_INPUT_MOUSE)
# error "Input device support is not enabled (CONFIG_INPUT_TOUCHSCREEN || CONFIG_INPUT_MOUSE)"
#endif
#ifndef CONFIG_EXAMPLES_LVGLDEMO_MINOR
# undef CONFIG_EXAMPLES_LVGLDEMO_DEVPATH
# define CONFIG_EXAMPLES_LVGLDEMO_MINOR 0
# ifdef CONFIG_EXAMPLES_LVGLDEMO_MOUSE
# define CONFIG_EXAMPLES_LVGLDEMO_DEVPATH "/dev/mouse0"
# else
# define CONFIG_EXAMPLES_LVGLDEMO_DEVPATH "/dev/input0"
# endif
#endif
#ifndef CONFIG_EXAMPLES_LVGLDEMO_DEVPATH
# undef CONFIG_EXAMPLES_LVGLDEMO_MINOR
# define CONFIG_EXAMPLES_LVGLDEMO_MINOR 0
# ifdef CONFIG_EXAMPLES_LVGLDEMO_MOUSE
# define CONFIG_EXAMPLES_LVGLDEMO_DEVPATH "/dev/mouse0"
# else
# define CONFIG_EXAMPLES_LVGLDEMO_DEVPATH "/dev/input0"
# endif
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: tp_init
*
* Description:
* Initialize The Touch pad
*
* Input Parameters:
* None
*
* Returned Value:
* Zero (OK) on success; a positive error code on failure.
*
****************************************************************************/
int tp_init(void);
/****************************************************************************
* Name: tp_read
*
* Description:
* Read a TP data and store in 'data' argument
*
* Input Parameters:
* indev_drv - Input device handler
* data - Store the x, y and state information here
*
* Returned Value:
* false: no more data to read; true: there are more data to read.
*
****************************************************************************/
bool tp_read(FAR struct _lv_indev_drv_t *indev_drv,
FAR lv_indev_data_t *data);
/****************************************************************************
* Name: tp_read
*
* Description:
* Set calibration data
*
* Input Parameters:
* ul - Upper left hand corner TP value
* ur - Upper right hand corner TP value
* lr - Lower right hand corner TP value
* ll - Lower left hand corner TP value
*
* Returned Value:
* None
*
****************************************************************************/
void tp_set_cal_values(FAR lv_point_t *ul, FAR lv_point_t *ur,
FAR lv_point_t *lr, FAR lv_point_t *ll);
#endif /* __APPS_EXAMPLES_LVGLDEMO_TP_H */