mirror of
https://github.com/Keychron/qmk_firmware.git
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85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
/* Copyright 2021
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdbool.h>
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/**
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* \file
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*
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* defgroup digitizer HID Digitizer
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* \{
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*/
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typedef struct {
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bool in_range : 1;
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bool tip : 1;
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bool barrel : 1;
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float x;
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float y;
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bool dirty;
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} digitizer_t;
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extern digitizer_t digitizer_state;
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/**
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* \brief Send the digitizer report to the host if it is marked as dirty.
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*/
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void digitizer_flush(void);
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/**
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* \brief Assert the "in range" indicator, and flush the report.
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*/
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void digitizer_in_range_on(void);
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/**
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* \brief Deassert the "in range" indicator, and flush the report.
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*/
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void digitizer_in_range_off(void);
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/**
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* \brief Assert the tip switch, and flush the report.
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*/
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void digitizer_tip_switch_on(void);
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/**
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* \brief Deassert the tip switch, and flush the report.
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*/
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void digitizer_tip_switch_off(void);
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/**
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* \brief Assert the barrel switch, and flush the report.
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*/
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void digitizer_barrel_switch_on(void);
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/**
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* \brief Deassert the barrel switch, and flush the report.
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*/
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void digitizer_barrel_switch_off(void);
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/**
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* \brief Set the absolute X and Y position of the digitizer contact, and flush the report.
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*
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* \param x The X value of the contact position, from 0 to 1.
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* \param y The Y value of the contact position, from 0 to 1.
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*/
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void digitizer_set_position(float x, float y);
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void host_digitizer_send(digitizer_t *digitizer);
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/** \} */
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