76 lines
2 KiB
C
76 lines
2 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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#include "digitizer.h"
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digitizer_t digitizer_state = {
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.in_range = false,
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.tip = false,
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.barrel = false,
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.x = 0,
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.y = 0,
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.dirty = false,
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};
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void digitizer_flush(void) {
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if (digitizer_state.dirty) {
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host_digitizer_send(&digitizer_state);
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digitizer_state.dirty = false;
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}
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}
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void digitizer_in_range_on(void) {
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digitizer_state.in_range = true;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_in_range_off(void) {
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digitizer_state.in_range = false;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_tip_switch_on(void) {
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digitizer_state.tip = true;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_tip_switch_off(void) {
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digitizer_state.tip = false;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_barrel_switch_on(void) {
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digitizer_state.barrel = true;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_barrel_switch_off(void) {
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digitizer_state.barrel = false;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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void digitizer_set_position(float x, float y) {
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digitizer_state.x = x;
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digitizer_state.y = y;
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digitizer_state.dirty = true;
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digitizer_flush();
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}
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