222 lines
8.9 KiB
C++
222 lines
8.9 KiB
C++
// tx_ultimate_easy.cpp
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#include "esphome/core/log.h"
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#include "tx_ultimate_easy.h"
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#include <cinttypes>
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#include <string>
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namespace esphome {
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namespace tx_ultimate_easy {
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void TxUltimateEasy::setup() {
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ESP_LOGI(TAG, "TX Ultimate Easy is initialized");
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}
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void TxUltimateEasy::loop() {
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bool found = false;
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std::array<int, UART_RECEIVED_BYTES_SIZE> uart_received_bytes{};
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int byte = -1;
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int i = 0;
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while (this->available()) {
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byte = this->read();
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if (byte == HEADER_BYTE_1) {
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this->handle_touch(uart_received_bytes);
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i = 0;
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}
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if (i < UART_RECEIVED_BYTES_SIZE) {
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uart_received_bytes[i] = byte;
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i++;
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}
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if (byte != 0x00) {
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found = true;
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}
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}
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if (found) this->handle_touch(uart_received_bytes);
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}
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void TxUltimateEasy::handle_touch(const std::array<int, UART_RECEIVED_BYTES_SIZE> &uart_received_bytes) {
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ESP_LOGV(TAG, "------------");
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ESP_LOGV(TAG, "- UART-Log -");
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ESP_LOGV(TAG, "------------");
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for (int i = 0; i < UART_RECEIVED_BYTES_SIZE; i++) {
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ESP_LOGV(TAG, "UART - Log - Byte[%i]: %i", i, uart_received_bytes[i]);
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}
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if (this->is_valid_data(uart_received_bytes)) {
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this->send_touch_(this->get_touch_point(uart_received_bytes));
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}
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}
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void TxUltimateEasy::dump_config() {
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ESP_LOGCONFIG(TAG, "TX Ultimate Easy");
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ESP_LOGCONFIG(TAG, " Gang count: %" PRIu8, this->gang_count_);
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}
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bool TxUltimateEasy::set_gang_count(const uint8_t gang_count) {
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// Hardware supports maximum of 4 touch-sensitive buttons
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if (gang_count < 1 or gang_count > 4)
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return false;
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this->gang_count_ = gang_count;
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return true;
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}
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uint8_t TxUltimateEasy::get_button_from_position(const uint8_t position) {
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// Validate position bounds
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if (position > TOUCH_MAX_POSITION)
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return 0;
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// Special case for single gang (only one button exists)
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if (this->gang_count_ == 1)
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return 1;
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//Calculate button number Change to round up insted of truncate (integer division)
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const uint8_t width = (TOUCH_MAX_POSITION + gang_count_) / this->gang_count_; // Width of each button region
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if (width < 1) // Invalid width - and prevents division by zero removed "width > gang_count_" issue with 2 gang
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return 0;
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const uint8_t button = std::min(
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static_cast<uint8_t>((position / width) + 1), // Convert position to button index
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this->gang_count_ // Clamp to max gang count
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);
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return button;
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}
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void TxUltimateEasy::send_touch_(TouchPoint tp) {
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this->trigger_touch_event_.trigger(tp);
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switch (tp.state) {
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case TOUCH_STATE_RELEASE:
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if (tp.x >= 17) {
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tp.x -= 16;
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ESP_LOGV(TAG, "Long touch - Released (x=%d)", tp.x);
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this->trigger_long_touch_release_.trigger(tp);
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} else {
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ESP_LOGV(TAG, "Touch - Released (x=%d)", tp.x);
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this->trigger_release_.trigger(tp);
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}
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break;
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case TOUCH_STATE_PRESS:
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ESP_LOGV(TAG, "Touch - Pressed (x=%d)", tp.x);
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this->trigger_touch_.trigger(tp);
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break;
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case TOUCH_STATE_SWIPE_LEFT:
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ESP_LOGV(TAG, "Swipe - Left (x=%d)", tp.x);
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this->trigger_swipe_left_.trigger(tp);
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break;
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case TOUCH_STATE_SWIPE_RIGHT:
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ESP_LOGV(TAG, "Swipe - Right (x=%d)", tp.x);
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this->trigger_swipe_right_.trigger(tp);
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break;
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case TOUCH_STATE_MULTI_TOUCH:
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ESP_LOGV(TAG, "Multi touch - Released");
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this->trigger_multi_touch_release_.trigger(tp);
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break;
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default:
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break;
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}
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}
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bool TxUltimateEasy::is_valid_data(const std::array<int, UART_RECEIVED_BYTES_SIZE> &uart_received_bytes) {
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if (uart_received_bytes[0] != HEADER_BYTE_1 ||
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uart_received_bytes[1] != HEADER_BYTE_2 ||
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uart_received_bytes[2] != VALID_DATA_BYTE_2 ||
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uart_received_bytes[3] != VALID_DATA_BYTE_3) {
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return false;
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}
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int state = this->get_touch_state(uart_received_bytes);
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return (state == TOUCH_STATE_PRESS ||
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state == TOUCH_STATE_RELEASE ||
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state == TOUCH_STATE_SWIPE_LEFT ||
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state == TOUCH_STATE_SWIPE_RIGHT ||
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state == TOUCH_STATE_MULTI_TOUCH) &&
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// Multi-touch events may have x < 0, all other events require valid x position
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(uart_received_bytes[6] >= 0 || state == TOUCH_STATE_MULTI_TOUCH);
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}
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int TxUltimateEasy::get_touch_position_x(const std::array<int, UART_RECEIVED_BYTES_SIZE> &uart_received_bytes) {
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switch (uart_received_bytes[4]) {
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case TOUCH_STATE_RELEASE:
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case TOUCH_STATE_MULTI_TOUCH:
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return uart_received_bytes[5];
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case TOUCH_STATE_SWIPE_LEFT:
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case TOUCH_STATE_SWIPE_RIGHT:
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switch (uart_received_bytes[5]) {
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case 12: {
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for (uint8_t i = 10; i > 0; i--) {
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if (i > 8
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? uart_received_bytes[6] & (1 << (i - 9))
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: uart_received_bytes[7] & (1 << (i - 1))) {
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return i;
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}
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}
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break;
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}
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case 13: {
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for (uint8_t i = 1; i <= 10; i++) {
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if (i > 8
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? uart_received_bytes[6] & (1 << (i - 9))
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: uart_received_bytes[7] & (1 << (i - 1))) {
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return i;
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}
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}
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break;
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}
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return uart_received_bytes[5];
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}
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default:
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return uart_received_bytes[6];
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}
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}
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int TxUltimateEasy::get_touch_state(const std::array<int, UART_RECEIVED_BYTES_SIZE> &uart_received_bytes) {
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int state = uart_received_bytes[4];
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if (state == TOUCH_STATE_PRESS && uart_received_bytes[5] != 0) state = TOUCH_STATE_RELEASE;
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if (state == TOUCH_STATE_RELEASE && uart_received_bytes[5] == TOUCH_STATE_MULTI_TOUCH) state = TOUCH_STATE_MULTI_TOUCH;
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if (state == TOUCH_STATE_SWIPE) {
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state = (uart_received_bytes[5] == TOUCH_STATE_SWIPE_RIGHT) ? TOUCH_STATE_SWIPE_RIGHT :
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(uart_received_bytes[5] == TOUCH_STATE_SWIPE_LEFT) ? TOUCH_STATE_SWIPE_LEFT : state;
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}
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return state;
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}
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TouchPoint TxUltimateEasy::get_touch_point(const std::array<int, UART_RECEIVED_BYTES_SIZE> &uart_received_bytes) {
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TouchPoint tp;
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tp.x = this->get_touch_position_x(uart_received_bytes);
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if (tp.x >= 0)
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tp.button = this->get_button_from_position(static_cast<uint8_t>(tp.x));
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tp.state = this->get_touch_state(uart_received_bytes);
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switch (tp.state) {
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case TOUCH_STATE_RELEASE:
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tp.state_str = "RELEASE";
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break;
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case TOUCH_STATE_PRESS:
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tp.state_str = "PRESS";
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break;
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case TOUCH_STATE_SWIPE:
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tp.state_str = "SWIPE";
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break;
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case TOUCH_STATE_MULTI_TOUCH:
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tp.state_str = "MULTI_TOUCH";
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break;
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case TOUCH_STATE_SWIPE_RIGHT:
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tp.state_str = "SWIPE_RIGHT";
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break;
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case TOUCH_STATE_SWIPE_LEFT:
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tp.state_str = "SWIPE_LEFT";
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break;
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default:
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tp.state_str = "Unknown";
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break;
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}
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return tp;
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}
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} // namespace tx_ultimate_easy
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} // namespace esphome
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