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123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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#define _POSIX_C_SOURCE 200809L
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#include <linux/input-event-codes.h>
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#include <stdint.h>
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#include <strings.h>
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#include <wlr/util/log.h>
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#include "common/parse-double.h"
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#include "config/tablet.h"
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#include "config/rcxml.h"
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#include "input/tablet-pad.h"
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double
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tablet_get_dbl_if_positive(const char *content, const char *name)
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{
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double value = 0;
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set_double(content, &value);
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if (value < 0) {
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wlr_log(WLR_ERROR, "Invalid value for tablet area %s", name);
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return 0;
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}
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return value;
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}
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enum rotation
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tablet_parse_rotation(int value)
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{
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switch (value) {
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case 0:
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return LAB_ROTATE_NONE;
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case 90:
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return LAB_ROTATE_90;
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case 180:
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return LAB_ROTATE_180;
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case 270:
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return LAB_ROTATE_270;
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default:
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wlr_log(WLR_ERROR, "Invalid value for tablet rotation: %d", value);
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break;
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}
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return LAB_ROTATE_NONE;
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}
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uint32_t
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tablet_button_from_str(const char *button)
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{
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if (!strcasecmp(button, "Tip")) {
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return BTN_TOOL_PEN;
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} else if (!strcasecmp(button, "Stylus")) {
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return BTN_STYLUS;
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} else if (!strcasecmp(button, "Stylus2")) {
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return BTN_STYLUS2;
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} else if (!strcasecmp(button, "Stylus3")) {
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return BTN_STYLUS3;
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} else if (!strcasecmp(button, "Pad")) {
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return LAB_BTN_PAD;
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} else if (!strcasecmp(button, "Pad2")) {
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return LAB_BTN_PAD2;
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} else if (!strcasecmp(button, "Pad3")) {
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return LAB_BTN_PAD3;
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} else if (!strcasecmp(button, "Pad4")) {
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return LAB_BTN_PAD4;
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} else if (!strcasecmp(button, "Pad5")) {
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return LAB_BTN_PAD5;
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} else if (!strcasecmp(button, "Pad6")) {
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return LAB_BTN_PAD6;
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} else if (!strcasecmp(button, "Pad7")) {
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return LAB_BTN_PAD7;
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} else if (!strcasecmp(button, "Pad8")) {
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return LAB_BTN_PAD8;
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} else if (!strcasecmp(button, "Pad9")) {
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return LAB_BTN_PAD9;
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}
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wlr_log(WLR_ERROR, "Invalid value for tablet button: %s", button);
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return UINT32_MAX;
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}
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void
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tablet_button_mapping_add(uint32_t from, uint32_t to)
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{
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struct button_map_entry *entry;
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for (size_t i = 0; i < rc.tablet.button_map_count; i++) {
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entry = &rc.tablet.button_map[i];
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if (entry->from == from) {
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entry->to = to;
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wlr_log(WLR_INFO, "Overwriting button map for 0x%x with 0x%x", from, to);
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return;
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}
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}
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if (rc.tablet.button_map_count == BUTTON_MAP_MAX) {
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wlr_log(WLR_ERROR,
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"Failed to add button mapping: only supporting up to %u mappings",
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BUTTON_MAP_MAX);
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return;
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}
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wlr_log(WLR_INFO, "Adding button map for 0x%x with 0x%x", from, to);
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entry = &rc.tablet.button_map[rc.tablet.button_map_count];
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entry->from = from;
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entry->to = to;
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rc.tablet.button_map_count++;
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}
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void
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tablet_load_default_button_mappings(void)
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{
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rc.tablet.button_map_count = 0;
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tablet_button_mapping_add(BTN_TOOL_PEN, BTN_LEFT); /* Used for the pen tip */
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tablet_button_mapping_add(BTN_STYLUS, BTN_RIGHT);
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tablet_button_mapping_add(BTN_STYLUS2, BTN_MIDDLE);
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}
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uint32_t
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tablet_get_mapped_button(uint32_t src_button)
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{
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struct button_map_entry *map_entry;
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for (size_t i = 0; i < rc.tablet.button_map_count; i++) {
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map_entry = &rc.tablet.button_map[i];
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if (map_entry->from == src_button) {
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return map_entry->to;
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}
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}
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wlr_log(WLR_DEBUG, "no button map target for 0x%x", src_button);
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return 0;
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}
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