mirror of
https://gitlab.freedesktop.org/libinput/libinput.git
synced 2026-02-05 01:40:29 +01:00
2562c24f95
Instead of a hard assert if we fail to find the mode group for the given ring/dial/strip let's just log an error and discard the event. I'm not sure this assert can be triggered in the current code base but if it can an error message is going to be more useful to the user than an assert. Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1291>
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
/*
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* Copyright © 2015 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef EVDEV_TABLET_PAD_H
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#define EVDEV_TABLET_PAD_H
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#include "evdev.h"
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#ifndef HAVE_LIBWACOM
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typedef void *WacomDevice;
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#endif
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#define LIBINPUT_BUTTONSET_AXIS_NONE 0
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enum pad_status {
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PAD_NONE = 0,
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PAD_AXES_UPDATED = bit(0),
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PAD_BUTTONS_PRESSED = bit(1),
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PAD_BUTTONS_RELEASED = bit(2),
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};
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enum pad_axes {
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PAD_AXIS_NONE = 0,
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PAD_AXIS_RING1 = bit(0),
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PAD_AXIS_RING2 = bit(1),
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PAD_AXIS_STRIP1 = bit(2),
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PAD_AXIS_STRIP2 = bit(3),
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PAD_AXIS_DIAL1 = bit(4),
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PAD_AXIS_DIAL2 = bit(5),
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};
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struct button_state {
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unsigned char bits[NCHARS(KEY_CNT)];
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};
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typedef struct {
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uint32_t value;
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} key_or_button_map_t;
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#define map_init(x_) ((x_).value = (uint32_t)-1)
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#define map_is_unmapped(x_) ((x_).value == (uint32_t)-1)
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#define map_is_button(x_) (((x_).value & 0xFF000000) == 0)
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#define map_is_key(x_) (((x_).value & 0xFF000000) != 0)
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#define map_set_button_map(field_, value_) ((field_).value = value_)
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#define map_set_key_map(field_, value_) ((field_).value = value_ | 0xFF000000)
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#define map_value(x_) ((x_).value & 0x00FFFFFF)
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struct pad_dispatch {
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struct evdev_dispatch base;
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struct evdev_device *device;
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unsigned char status;
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uint32_t changed_axes;
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struct button_state button_state;
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struct button_state prev_button_state;
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key_or_button_map_t button_map[KEY_CNT];
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unsigned int nbuttons;
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bool have_abs_misc_terminator;
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struct {
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bool has_hires_dial;
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double dial1;
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double dial2;
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} dials;
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struct {
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struct list mode_group_list;
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struct ratelimit group_not_found;
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} modes;
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struct ratelimit duplicate_abs_limit;
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};
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static inline struct pad_dispatch *
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pad_dispatch(struct evdev_dispatch *dispatch)
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{
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evdev_verify_dispatch_type(dispatch, DISPATCH_TABLET_PAD);
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return container_of(dispatch, struct pad_dispatch, base);
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}
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static inline struct libinput *
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pad_libinput_context(const struct pad_dispatch *pad)
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{
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return evdev_libinput_context(pad->device);
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}
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int
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pad_init_leds(struct pad_dispatch *pad,
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struct evdev_device *device,
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WacomDevice *wacom);
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void
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pad_destroy_leds(struct pad_dispatch *pad);
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void
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pad_button_update_mode(struct libinput_tablet_pad_mode_group *g,
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unsigned int button_index,
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enum libinput_button_state state);
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#endif
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