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@@ -2,8 +2,8 @@
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--[[
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--[[
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@module extp
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@module extp
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@summary 触摸系统拓展库
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@summary 触摸系统拓展库
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-@version 1.0.5
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-@date 2025.10.16
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+@version 1.1.1
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+@date 2025.11.20
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@author 江访
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@author 江访
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@usage
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@usage
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核心业务逻辑为:
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核心业务逻辑为:
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@@ -34,13 +34,13 @@
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如果时间小于500ms判定为单击,按下至抬手的时间大于500ms判定为长按
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如果时间小于500ms判定为单击,按下至抬手的时间大于500ms判定为长按
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本文件的对外接口有5个:
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本文件的对外接口有5个:
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-1、extp.init(args) -- 触摸设备初始化函数
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-2、extp.setPublishEnabled(msg_type, enabled) -- 设置消息发布状态
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-3、extp.getPublishEnabled(msg_type) -- 获取消息发布状态
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-4、extp.setSlideThreshold(threshold) -- 设置滑动判定阈值
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-5、extp.setLongPressThreshold(threshold) -- 设置长按判定阈值
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+1、extp.init(param) -- 触摸设备初始化函数
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+2、extp.set_publish_enabled(msg_type, enabled) -- 设置消息发布状态
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+3、extp.get_publish_enable(msg_type) -- 获取消息发布状态
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+4、extp.set_swipe_threshold(threshold) -- 设置滑动判定阈值
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+5、extp.set_long_press_threshold(threshold) -- 设置长按判定阈值
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-所有触摸事件均通过sys.publish("baseTouchEvent", event_type, ...)发布
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+所有触摸事件均通过sys.publish("BASE_TOUCH_EVENT", event_type, ...)发布
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]]
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]]
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local extp = {}
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local extp = {}
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@@ -50,20 +50,20 @@ local state = "IDLE" -- 当前状态:IDLE(空闲), DOWN(按下), M
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local touch_down_x = 0 -- 按下时的X坐标
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local touch_down_x = 0 -- 按下时的X坐标
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local touch_down_y = 0 -- 按下时的Y坐标
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local touch_down_y = 0 -- 按下时的Y坐标
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local touch_down_time = 0 -- 按下时的时间戳
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local touch_down_time = 0 -- 按下时的时间戳
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-local slide_threshold = 45 -- 滑动判定阈值(像素)
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+local swipe_threshold = 45 -- 滑动判定阈值(像素)
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local long_press_threshold = 500 -- 长按判定阈值(毫秒)
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local long_press_threshold = 500 -- 长按判定阈值(毫秒)
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-local slide_direction = nil -- 滑动方向(用于MOVE状态)
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+local swipe_direction = nil -- 滑动方向(用于MOVE状态)
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-- 消息发布控制表,默认全部打开
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-- 消息发布控制表,默认全部打开
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local publish_control = {
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local publish_control = {
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- RAW_DATA = true, -- 原始触摸数据
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- TOUCH_DOWN = true, -- 按下事件
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- MOVE_X = true, -- 水平移动
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- MOVE_Y = true, -- 垂直移动
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- SWIPE_LEFT = true, -- 向左滑动
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- SWIPE_RIGHT = true, -- 向右滑动
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- SWIPE_UP = true, -- 向上滑动
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- SWIPE_DOWN = true, -- 向下滑动
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+ RAW_DATA = false, -- 原始触摸数据
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+ TOUCH_DOWN = false, -- 按下事件
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+ MOVE_X = false, -- 水平移动
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+ MOVE_Y = false, -- 垂直移动
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+ SWIPE_LEFT = false, -- 向左滑动
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+ SWIPE_RIGHT = false, -- 向右滑动
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+ SWIPE_UP = false, -- 向上滑动
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+ SWIPE_DOWN = false, -- 向下滑动
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SINGLE_TAP = true, -- 单击
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SINGLE_TAP = true, -- 单击
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LONG_PRESS = true -- 长按
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LONG_PRESS = true -- 长按
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}
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}
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@@ -72,19 +72,39 @@ local publish_control = {
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local tp_configs = {
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local tp_configs = {
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cst820 = { i2c_speed = i2c.FAST, tp_model = "cst820" },
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cst820 = { i2c_speed = i2c.FAST, tp_model = "cst820" },
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gt9157 = { i2c_speed = i2c.FAST, tp_model = "gt9157" },
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gt9157 = { i2c_speed = i2c.FAST, tp_model = "gt9157" },
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+ cst9220 = { i2c_speed = i2c.SLOW, tp_model = "cst9220" },
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jd9261t = { i2c_speed = i2c.FAST, tp_model = "jd9261t" },
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jd9261t = { i2c_speed = i2c.FAST, tp_model = "jd9261t" },
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- AirLCD_1001 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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- Air780EHM_LCD_3 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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+ gt911 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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+ AirLCD_1010 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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Air780EHM_LCD_4 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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Air780EHM_LCD_4 = { i2c_speed = i2c.SLOW, tp_model = "gt911" },
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AirLCD_1020 = { i2c_speed = i2c.SLOW, tp_model = "gt911" }
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AirLCD_1020 = { i2c_speed = i2c.SLOW, tp_model = "gt911" }
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}
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}
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+-- 特殊型号的默认配置
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+local special_tp_configs = {
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+ Air780EHM_LCD_4 = {
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+ i2c_id = 1,
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+ pin_rst = 1,
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+ pin_int = 22
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+ },
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+ AirLCD_1010 = {
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+ i2c_id = 0,
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+ pin_rst = 20,
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+ pin_int = gpio.WAKEUP0
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+ },
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+ AirLCD_1020 = {
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+ i2c_id = i2c.createSoft(0, 1),
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+ pin_rst = 28,
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+ pin_int = 7
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+ }
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+}
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+
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-- 设置消息发布状态
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-- 设置消息发布状态
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--- @param msg_type 消息类型 ("RAW_DATA", "TOUCH_DOWN", "MOVE_X", "MOVE_Y", "SWIPE_LEFT", "SWIPE_RIGHT", "SWIPE_UP", "SWIPE_DOWN", "SINGLE_TAP", "LONG_PRESS", 或 "all")
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+-- @param msg_type 消息类型 ("RAW_DATA", "TOUCH_DOWN", "MOVE_X", "MOVE_Y", "SWIPE_LEFT", "SWIPE_RIGHT", "SWIPE_UP", "SWIPE_DOWN", "SINGLE_TAP", "LONG_PRESS", 或 "ALL")
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-- @param enabled 是否启用 (true/false)
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-- @param enabled 是否启用 (true/false)
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-- @return boolean 操作是否成功
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-- @return boolean 操作是否成功
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-function extp.setPublishEnabled(msg_type, enabled)
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- if msg_type == "all" then
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+function extp.set_publish_enabled(msg_type, enabled)
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+ if msg_type == "ALL" then
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for k, _ in pairs(publish_control) do
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for k, _ in pairs(publish_control) do
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publish_control[k] = enabled
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publish_control[k] = enabled
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end
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end
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@@ -101,10 +121,10 @@ function extp.setPublishEnabled(msg_type, enabled)
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end
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end
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-- 获取消息发布状态
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-- 获取消息发布状态
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--- @param msg_type 消息类型 ("all", "RAW_DATA", "TOUCH_DOWN", "MOVE_X", "MOVE_Y", "SWIPE_LEFT", "SWIPE_RIGHT", "SWIPE_UP", "SWIPE_DOWN", "SINGLE_TAP", "LONG_PRESS")
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--- @return boolean|table 发布状态 (true/false) 或所有状态表(当msg_type为"all"时)
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-function extp.getPublishEnabled(msg_type)
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- if msg_type == "all" then
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+-- @param msg_type 消息类型 ("ALL", "RAW_DATA", "TOUCH_DOWN", "MOVE_X", "MOVE_Y", "SWIPE_LEFT", "SWIPE_RIGHT", "SWIPE_UP", "SWIPE_DOWN", "SINGLE_TAP", "LONG_PRESS")
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+-- @return boolean|table 发布状态 (true/false) 或所有状态表(当msg_type为"ALL"时)
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+function extp.get_publish_enable(msg_type)
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+ if msg_type == "ALL" then
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-- 返回完整的发布控制表
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-- 返回完整的发布控制表
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return publish_control
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return publish_control
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elseif publish_control[msg_type] ~= nil then
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elseif publish_control[msg_type] ~= nil then
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@@ -118,9 +138,9 @@ end
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-- 设置滑动判定阈值
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-- 设置滑动判定阈值
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-- @param threshold number 滑动判定阈值(像素)
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-- @param threshold number 滑动判定阈值(像素)
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-- @return boolean 操作是否成功
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-- @return boolean 操作是否成功
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-function extp.setSlideThreshold(threshold)
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+function extp.set_swipe_threshold(threshold)
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if type(threshold) == "number" and threshold > 0 then
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if type(threshold) == "number" and threshold > 0 then
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- slide_threshold = threshold
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+ swipe_threshold = threshold
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log.info("extp", "滑动判定阈值设置为:", threshold)
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log.info("extp", "滑动判定阈值设置为:", threshold)
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return true
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return true
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else
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else
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@@ -132,7 +152,7 @@ end
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-- 设置长按判定阈值
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-- 设置长按判定阈值
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-- @param threshold number 长按判定阈值(毫秒)
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-- @param threshold number 长按判定阈值(毫秒)
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-- @return boolean 操作是否成功
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-- @return boolean 操作是否成功
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-function extp.setLongPressThreshold(threshold)
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+function extp.set_long_press_threshold(threshold)
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if type(threshold) == "number" and threshold > 0 then
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if type(threshold) == "number" and threshold > 0 then
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long_press_threshold = threshold
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long_press_threshold = threshold
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log.info("extp", "长按判定阈值设置为:", threshold)
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log.info("extp", "长按判定阈值设置为:", threshold)
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@@ -146,24 +166,20 @@ end
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-- 触摸回调函数
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-- 触摸回调函数
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-- 参数: tp_device-触摸设备对象, tp_data-触摸数据
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-- 参数: tp_device-触摸设备对象, tp_data-触摸数据
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local function tp_callback(tp_device, tp_data)
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local function tp_callback(tp_device, tp_data)
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- -- 发布原始数据(如果启用)
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+ -- 发布原始数据
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if publish_control.RAW_DATA then
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if publish_control.RAW_DATA then
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- sys.publish("TP", tp_device, tp_data) --当前消息
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- -- sys.publish("baseTouchEvent", "RAW_DATA", moveX, 0) 统一格式可以适配此条消息
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+ sys.publish("BASE_TOUCH_EVENT", "RAW_DATA", tp_device, tp_data)
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end
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end
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- -- 兼容多种数据结构:数组[1]或直接单点表;字段名兼容 x/x_coordinate, y/y_coordinate
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- local p = nil
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- if type(tp_data) == "table" then
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- p = tp_data[1] or tp_data
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- end
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- if type(p) ~= "table" then return end
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+ if type(tp_data[1]) ~= "table" then return end
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- local event_type = p.event or p.type or p.evt
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- local x = p.x or p.x_coordinate or 0
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- local y = p.y or p.y_coordinate or 0
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- local ms_h, ms_l = mcu.ticks2(1)
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- local timestamp = ms_l or p.timestamp or p.ts or 0
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+ local event_type = tp_data[1].event
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+ local x = tp_data[1].x
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+ local y = tp_data[1].y
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+ -- 获取高精度时间戳
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+ local _, ms_l = mcu.ticks2(1)
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+ -- 使用系统时间戳或触摸数据中的时间戳
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+ local timestamp = ms_l or tp_data[1].timestamp
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if not event_type then return end
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if not event_type then return end
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if event_type == 2 then -- 抬手事件
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if event_type == 2 then -- 抬手事件
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@@ -171,21 +187,21 @@ local function tp_callback(tp_device, tp_data)
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local moveX = x - touch_down_x
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local moveX = x - touch_down_x
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local moveY = y - touch_down_y
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local moveY = y - touch_down_y
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- if moveX < -slide_threshold then
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+ if moveX < -swipe_threshold then
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if publish_control.SWIPE_LEFT then
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if publish_control.SWIPE_LEFT then
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- sys.publish("baseTouchEvent", "SWIPE_LEFT", moveX, 0)
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+ sys.publish("BASE_TOUCH_EVENT", "SWIPE_LEFT", moveX, 0)
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end
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end
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- elseif moveX > slide_threshold then
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+ elseif moveX > swipe_threshold then
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if publish_control.SWIPE_RIGHT then
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if publish_control.SWIPE_RIGHT then
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- sys.publish("baseTouchEvent", "SWIPE_RIGHT", moveX, 0)
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+ sys.publish("BASE_TOUCH_EVENT", "SWIPE_RIGHT", moveX, 0)
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end
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end
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- elseif moveY < -slide_threshold then
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+ elseif moveY < -swipe_threshold then
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if publish_control.SWIPE_UP then
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if publish_control.SWIPE_UP then
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- sys.publish("baseTouchEvent", "SWIPE_UP", 0, moveY)
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+ sys.publish("BASE_TOUCH_EVENT", "SWIPE_UP", 0, moveY)
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end
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end
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- elseif moveY > slide_threshold then
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+ elseif moveY > swipe_threshold then
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if publish_control.SWIPE_DOWN then
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if publish_control.SWIPE_DOWN then
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- sys.publish("baseTouchEvent", "SWIPE_DOWN", 0, moveY)
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+ sys.publish("BASE_TOUCH_EVENT", "SWIPE_DOWN", 0, moveY)
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end
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end
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else
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else
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-- 计算按下时间
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-- 计算按下时间
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@@ -194,11 +210,11 @@ local function tp_callback(tp_device, tp_data)
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-- 判断是单击还是长按
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-- 判断是单击还是长按
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if press_time < long_press_threshold then
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if press_time < long_press_threshold then
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if publish_control.SINGLE_TAP then
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if publish_control.SINGLE_TAP then
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- sys.publish("baseTouchEvent", "SINGLE_TAP", touch_down_x, touch_down_y)
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+ sys.publish("BASE_TOUCH_EVENT", "SINGLE_TAP", touch_down_x, touch_down_y)
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end
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end
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else
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else
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if publish_control.LONG_PRESS then
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if publish_control.LONG_PRESS then
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- sys.publish("baseTouchEvent", "LONG_PRESS", touch_down_x, touch_down_y)
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+ sys.publish("BASE_TOUCH_EVENT", "LONG_PRESS", touch_down_x, touch_down_y)
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end
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end
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end
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end
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end
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end
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@@ -211,45 +227,45 @@ local function tp_callback(tp_device, tp_data)
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touch_down_x = x
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touch_down_x = x
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touch_down_y = y
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touch_down_y = y
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touch_down_time = timestamp
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touch_down_time = timestamp
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- slide_direction = nil
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+ swipe_direction = nil
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-- 发布按下事件
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-- 发布按下事件
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if publish_control.TOUCH_DOWN then
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if publish_control.TOUCH_DOWN then
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- sys.publish("baseTouchEvent", "TOUCH_DOWN", x, y)
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+ sys.publish("BASE_TOUCH_EVENT", "TOUCH_DOWN", x, y)
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end
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end
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elseif state == "DOWN" and event_type == 3 then
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elseif state == "DOWN" and event_type == 3 then
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-- 在按下状态下接收到移动事件
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-- 在按下状态下接收到移动事件
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- if math.abs(x - touch_down_x) >= slide_threshold or math.abs(y - touch_down_y) >= slide_threshold then
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+ if math.abs(x - touch_down_x) >= swipe_threshold or math.abs(y - touch_down_y) >= swipe_threshold then
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state = "MOVE"
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state = "MOVE"
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-- 确定滑动方向
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-- 确定滑动方向
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if math.abs(x - touch_down_x) > math.abs(y - touch_down_y) then
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if math.abs(x - touch_down_x) > math.abs(y - touch_down_y) then
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-- 水平滑动
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-- 水平滑动
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if x - touch_down_x < 0 then
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if x - touch_down_x < 0 then
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- slide_direction = "LEFT"
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+ swipe_direction = "LEFT"
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else
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else
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- slide_direction = "RIGHT"
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+ swipe_direction = "RIGHT"
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end
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end
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else
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else
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-- 垂直滑动
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-- 垂直滑动
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if y - touch_down_y < 0 then
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if y - touch_down_y < 0 then
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- slide_direction = "UP"
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+ swipe_direction = "UP"
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else
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else
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- slide_direction = "DOWN"
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+ swipe_direction = "DOWN"
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end
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end
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end
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end
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end
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end
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elseif state == "MOVE" and event_type == 3 then
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elseif state == "MOVE" and event_type == 3 then
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-- 在移动状态下接收到移动事件
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-- 在移动状态下接收到移动事件
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-- 根据滑动方向发布相应的移动事件
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-- 根据滑动方向发布相应的移动事件
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- if slide_direction == "LEFT" or slide_direction == "RIGHT" then
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+ if swipe_direction == "LEFT" or swipe_direction == "RIGHT" then
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-- 水平滑动,发布MOVE_X事件
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-- 水平滑动,发布MOVE_X事件
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if publish_control.MOVE_X then
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if publish_control.MOVE_X then
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- sys.publish("baseTouchEvent", "MOVE_X", x - touch_down_x, 0)
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+ sys.publish("BASE_TOUCH_EVENT", "MOVE_X", x - touch_down_x, 0)
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end
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end
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else
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else
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-- 垂直滑动,发布MOVE_Y事件
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-- 垂直滑动,发布MOVE_Y事件
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if publish_control.MOVE_Y then
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if publish_control.MOVE_Y then
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- sys.publish("baseTouchEvent", "MOVE_Y", 0, y - touch_down_y)
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+ sys.publish("BASE_TOUCH_EVENT", "MOVE_Y", 0, y - touch_down_y)
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end
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end
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end
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end
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end
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end
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@@ -257,41 +273,118 @@ local function tp_callback(tp_device, tp_data)
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end
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end
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-- 初始化触摸功能
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-- 初始化触摸功能
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--- @param args table 初始化参数表,包含以下字段:
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--- TP_MODEL: string 触摸芯片型号 ("cst820", "gt9157", "jd9261t", "AirLCD_1001", "Air780EHM_LCD_3", "Air780EHM_LCD_4")
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+-- @param param table 初始化参数表,包含以下字段:
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+-- tp_model: string 触摸芯片型号 ("gt911"、"cst820"、"gt9157"、"jd9261t"、"AirLCD_1010", "AirLCD_1020", "Air780EHM_LCD_4")
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-- i2c_id: number I2C总线ID
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-- i2c_id: number I2C总线ID
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-- pin_rst: number 复位引脚
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-- pin_rst: number 复位引脚
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-- pin_int: number 中断引脚
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-- pin_int: number 中断引脚
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+-- w: number 可选,屏幕宽度
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+-- h: number 可选,屏幕高度
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-- @return boolean 初始化是否成功
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-- @return boolean 初始化是否成功
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-function extp.init(args)
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- if type(args) ~= "table" then
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+function extp.init(param)
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+ if type(param) ~= "table" then
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log.error("extp", "参数必须为表")
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log.error("extp", "参数必须为表")
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return false
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return false
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end
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end
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-- 检查必要参数
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-- 检查必要参数
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- if not args.TP_MODEL then
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- log.error("extp", "缺少必要参数: TP_MODEL")
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+ if not param.tp_model then
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+ log.error("extp", "缺少必要参数: tp_model")
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return false
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return false
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end
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end
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- local TP_MODEL, tp_i2c_id, tp_pin_rst, tp_pin_int = args.TP_MODEL, args.i2c_id, args.pin_rst, args.pin_int
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+ local tp_model = param.tp_model
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-- 检查是否支持该型号
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-- 检查是否支持该型号
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- local config = tp_configs[TP_MODEL]
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+ local config = tp_configs[tp_model]
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if not config then
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if not config then
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- log.error("extp", "不支持的触摸型号:", TP_MODEL)
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+ log.error("extp", "不支持的触摸型号:", tp_model)
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return false
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return false
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end
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end
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+ -- 特殊型号参数处理
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+ local final_param = {}
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+ final_param.tp_model = tp_model
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+
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+ -- 处理特殊型号的默认配置
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+ if special_tp_configs[tp_model] then
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+ local default_config = special_tp_configs[tp_model]
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+
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+ if tp_model == "Air780EHM_LCD_4" then
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+ -- Air780EHM_LCD_4: 强制使用默认配置,忽略传入的其他参数
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+ final_param.i2c_id = default_config.i2c_id
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+ final_param.pin_rst = default_config.pin_rst
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+ final_param.pin_int = default_config.pin_int
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+ log.info("extp", "Air780EHM_LCD_4使用固定配置")
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+ else
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+ -- AirLCD_1010 和 AirLCD_1020: 使用传入参数,如果未传入则使用默认配置
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+ final_param.i2c_id = param.i2c_id or default_config.i2c_id
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+ final_param.pin_rst = param.pin_rst or default_config.pin_rst
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+ final_param.pin_int = param.pin_int or default_config.pin_int
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+
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+ -- 记录使用的配置来源
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+ if param.i2c_id then
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+ log.info("extp", tp_model, "使用传入的i2c_id")
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+ else
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+ log.info("extp", tp_model, "使用默认i2c_id")
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+ end
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+
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+ if param.pin_rst then
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+ log.info("extp", tp_model, "使用传入的pin_rst")
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+ else
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+ log.info("extp", tp_model, "使用默认pin_rst")
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+ end
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+
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+ if param.pin_int then
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+ log.info("extp", tp_model, "使用传入的pin_int")
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+ else
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+ log.info("extp", tp_model, "使用默认pin_int")
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+ end
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+ end
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+ else
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+ -- 其他型号:直接使用传入参数
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+ final_param.i2c_id = param.i2c_id
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+ final_param.pin_rst = param.pin_rst
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+ final_param.pin_int = param.pin_int
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+ end
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+
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+ local tp_i2c_id, tp_pin_rst, tp_pin_int = final_param.i2c_id, final_param.pin_rst or 255, final_param.pin_int
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+
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+ -- 构建tp.init的参数表,增加w和h可选参数
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+ local tp_init_params = {
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+ port = tp_i2c_id,
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+ pin_rst = tp_pin_rst,
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+ pin_int = tp_pin_int
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+ }
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+
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+ -- 如果传入了w和h参数,则添加到参数表中
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+ if param.w then
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+ tp_init_params.w = param.w
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+ log.info("extp", "设置屏幕宽度:", param.w)
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+ end
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+
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+ if param.h then
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+ tp_init_params.h = param.h
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+ log.info("extp", "设置屏幕高度:", param.h)
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+ end
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+
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-- 统一初始化流程
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-- 统一初始化流程
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if type(tp_i2c_id) ~= "userdata" and config.i2c_speed ~= nil then
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if type(tp_i2c_id) ~= "userdata" and config.i2c_speed ~= nil then
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i2c.setup(tp_i2c_id, config.i2c_speed)
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i2c.setup(tp_i2c_id, config.i2c_speed)
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end
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end
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- local tp_device = tp.init(config.tp_model, { port = tp_i2c_id, pin_rst = tp_pin_rst, pin_int = tp_pin_int },
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- tp_callback)
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+
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+ -- 使用包含w和h参数的table调用tp.init
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+ local tp_device = tp.init(config.tp_model, tp_init_params, tp_callback)
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if tp_device ~= nil then return true end
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if tp_device ~= nil then return true end
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+ if tp_device == nil then
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+ -- 如果第一次初始化失败,尝试不带pin_rst的初始化
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+ tp_init_params.pin_rst = 255
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+ local tp_device = tp.init(config.tp_model, tp_init_params, tp_callback)
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+
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+ if tp_device ~= nil then return true end
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+ end
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+
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-- 若硬件触摸初始化失败,尝试PC触摸回退
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-- 若硬件触摸初始化失败,尝试PC触摸回退
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log.warn("extp", "触摸初始化失败,尝试PC触摸回退")
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log.warn("extp", "触摸初始化失败,尝试PC触摸回退")
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local ok_pc, dev_pc = pcall(tp.init, "pc", { port = 0 }, tp_callback)
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local ok_pc, dev_pc = pcall(tp.init, "pc", { port = 0 }, tp_callback)
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