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添加chart page，但是表的页面切换很卡

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不吃油炸鸡
2025-10-07 10:29:31 +08:00
parent f5b72bee14
commit a9988c46b3
3 changed files with 342 additions and 1 deletions
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Power_Pico/User/GUI/screens/ui_ChartPage.c Normal file
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// This file was generated by SquareLine Studio
// SquareLine Studio version: SquareLine Studio 1.5.3
// LVGL version: 9.2.2
// Project name: PowerPico
#include "../ui.h"
lv_obj_t * ui_ChartPage = NULL;
static lv_obj_t * ui_DataChart = NULL;
static lv_obj_t * ui_DataChart_Xaxis = NULL;
static lv_obj_t * ui_DataChart_Yaxis1 = NULL;
static lv_obj_t * ui_DataChart_Yaxis2 = NULL;
static lv_obj_t * ui_PanelVol = NULL;
static lv_obj_t * ui_PanelCur = NULL;
static lv_obj_t * ui_LabelVol = NULL;
static lv_obj_t * ui_LabelVolUnit = NULL;
static lv_obj_t * ui_LabelCur = NULL;
static lv_obj_t * ui_LabelCurUnit = NULL;
static lv_obj_t * ui_StateBtn = NULL;
static lv_obj_t * ui_StateLabel = NULL;
static lv_obj_t * ui_TickVolUnit = NULL;
static lv_obj_t * ui_TickCurUnit = NULL;
static lv_timer_t * chart_update_timer = NULL; // 定时器
static bool is_chart_running = true;
#define POINTS_NUM 32
// 模拟数据数组
// 数据数组
static lv_coord_t ui_DataChart_vol_array[POINTS_NUM] = {0}; // 初始为空
static lv_coord_t ui_DataChart_cur_array[POINTS_NUM] = {0}; // 初始为空
static uint8_t data_index = 0;
// event funtions
// 清空图表数据
static void clear_chart_data(void) {
for (int i = 0; i < POINTS_NUM; i++) {
ui_DataChart_vol_array[i] = 0;
ui_DataChart_cur_array[i] = 0;
}
lv_chart_refresh(ui_DataChart);
}
// btn event
static void _ui_Chart_Btn_cb(lv_event_t * e) {
// check btn state
lv_event_code_t code = lv_event_get_code(e);
LV_LOG_WARN("Chart btn event code: %d", code);
is_chart_running = !is_chart_running;
if(is_chart_running) {
lv_label_set_text(ui_StateLabel, LV_SYMBOL_PLAY);
clear_chart_data();
}
else {
lv_label_set_text(ui_StateLabel, LV_SYMBOL_PAUSE);
}
}
// 定时器回调函数：更新图表数据
static void _chart_update_cb(lv_timer_t * timer) {
if (!is_chart_running) return;
// 获取图表对象
lv_obj_t * chart = lv_timer_get_user_data(timer);
// 获取数据系列
lv_chart_series_t * vol_series = lv_chart_get_series_next(chart, NULL);
lv_chart_series_t * cur_series = lv_chart_get_series_next(chart, vol_series);
// 添加新数据
lv_chart_set_next_value(chart, vol_series, 3); // 模拟电压数据
lv_chart_set_next_value(chart, cur_series, 3); // 模拟电流数据
// 模拟数据间隙
uint16_t point_count = lv_chart_get_point_count(chart);
uint16_t start_index = lv_chart_get_x_start_point(chart, vol_series);
lv_coord_t * vol_array = lv_chart_get_y_array(chart, vol_series);
lv_coord_t * cur_array = lv_chart_get_y_array(chart, cur_series);
vol_array[(start_index + 1) % point_count] = LV_CHART_POINT_NONE;
cur_array[(start_index + 1) % point_count] = LV_CHART_POINT_NONE;
// 动态调整坐标轴范围
lv_coord_t max_vol = 0;
lv_coord_t max_cur = 0;
for (uint16_t i = 0; i < point_count; i++) {
if (vol_array[i] != LV_CHART_POINT_NONE && vol_array[i] > max_vol) {
max_vol = vol_array[i];
}
if (cur_array[i] != LV_CHART_POINT_NONE && cur_array[i] > max_cur) {
max_cur = cur_array[i];
}
}
// 动态调整图表范围，增加一定的缓冲区（+1）
lv_coord_t new_vol_range = max_vol * 1.5;
lv_coord_t new_cur_range = max_cur * 1.5;
lv_chart_set_range(chart, LV_CHART_AXIS_PRIMARY_Y, 0, new_vol_range); // 电压轴
lv_chart_set_range(chart, LV_CHART_AXIS_SECONDARY_Y, 0, new_cur_range); // 电流轴
// 动态调整坐标轴范围
lv_scale_set_range(ui_DataChart_Yaxis1, 0, new_vol_range); // 更新左侧电压坐标轴
lv_scale_set_range(ui_DataChart_Yaxis2, 0, new_cur_range); // 更新右侧电流坐标轴
// 刷新图表
lv_chart_refresh(chart);
}
#include "key.h"
void ui_chart_page_key_handler(uint8_t key_id)
{
if(key_id == KEYB_NUM) {
PageManager_next();
}
}
// build funtions
void ui_ChartPage_screen_init(void)
{
ui_ChartPage = lv_obj_create(NULL);
lv_obj_remove_flag(ui_ChartPage, LV_OBJ_FLAG_SCROLLABLE); /// Flags
ui_DataChart = lv_chart_create(ui_ChartPage);
lv_obj_set_width(ui_DataChart, 180);
lv_obj_set_height(ui_DataChart, 180);
lv_obj_set_x(ui_DataChart, 0);
lv_obj_set_y(ui_DataChart, 10);
lv_obj_set_align(ui_DataChart, LV_ALIGN_TOP_MID);
lv_obj_add_flag(ui_DataChart, LV_OBJ_FLAG_OVERFLOW_VISIBLE); /// Flags
lv_obj_remove_flag(ui_DataChart, LV_OBJ_FLAG_SCROLLABLE); /// Flags
lv_obj_add_flag(ui_DataChart, LV_OBJ_FLAG_OVERFLOW_VISIBLE); //make scales visible - Should it be forced to True?
//lv_obj_remove_flag( ui_DataChart, LV_OBJ_FLAG_SCROLLABLE ); //no chart-zoom in LVGL9 - Shouldn't it be forced to False?
lv_chart_set_type(ui_DataChart, LV_CHART_TYPE_LINE);
lv_chart_set_point_count(ui_DataChart, POINTS_NUM);
lv_chart_set_range(ui_DataChart, LV_CHART_AXIS_PRIMARY_Y, 0, 5);
lv_obj_set_style_radius(ui_DataChart, 0, LV_PART_MAIN | LV_STATE_DEFAULT);
lv_obj_set_style_line_color(ui_DataChart, lv_color_hex(0xFFFFFF), LV_PART_MAIN | LV_STATE_DEFAULT);
lv_obj_set_style_line_opa(ui_DataChart, 128, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_DataChart_Xaxis = lv_scale_create(ui_DataChart);
lv_scale_set_mode(ui_DataChart_Xaxis, LV_SCALE_MODE_HORIZONTAL_BOTTOM);
lv_obj_set_size(ui_DataChart_Xaxis, lv_pct(100), 50);
lv_obj_set_align(ui_DataChart_Xaxis, LV_ALIGN_BOTTOM_MID);
lv_obj_set_y(ui_DataChart_Xaxis, 50 + lv_obj_get_style_pad_bottom(ui_DataChart,
LV_PART_MAIN) + lv_obj_get_style_border_width(ui_DataChart, LV_PART_MAIN));
lv_obj_set_style_line_width(ui_DataChart_Xaxis, 0, LV_PART_MAIN);
lv_obj_set_style_line_width(ui_DataChart_Xaxis, 1, LV_PART_ITEMS); //LVGL-9.1 ticks are thicker by default
lv_obj_set_style_line_width(ui_DataChart_Xaxis, 1, LV_PART_INDICATOR);
lv_obj_set_style_length(ui_DataChart_Xaxis, 0, LV_PART_ITEMS); //minor tick length
lv_obj_set_style_length(ui_DataChart_Xaxis, 5, LV_PART_INDICATOR); //major tick length
lv_scale_set_range(ui_DataChart_Xaxis, 0, 5 > 0 ? 5 - 1 : 0);
lv_scale_set_total_tick_count(ui_DataChart_Xaxis, (5 > 0 ? 5 - 1 : 0) * 10 + 1);
lv_scale_set_major_tick_every(ui_DataChart_Xaxis, 10 >= 1 ? 10 : 1);
lv_scale_set_label_show(ui_DataChart_Xaxis, false);
ui_DataChart_Yaxis1 = lv_scale_create(ui_DataChart);
lv_scale_set_mode(ui_DataChart_Yaxis1, LV_SCALE_MODE_VERTICAL_LEFT);
lv_obj_set_size(ui_DataChart_Yaxis1, 10, lv_pct(100));
lv_obj_set_align(ui_DataChart_Yaxis1, LV_ALIGN_LEFT_MID);
lv_obj_set_x(ui_DataChart_Yaxis1, -10 - lv_obj_get_style_pad_left(ui_DataChart,
LV_PART_MAIN) - lv_obj_get_style_border_width(ui_DataChart, LV_PART_MAIN) + 2);
lv_obj_set_style_line_width(ui_DataChart_Yaxis1, 0, LV_PART_MAIN);
lv_obj_set_style_line_width(ui_DataChart_Yaxis1, 1, LV_PART_ITEMS);
lv_obj_set_style_line_width(ui_DataChart_Yaxis1, 1, LV_PART_INDICATOR);
lv_obj_set_style_length(ui_DataChart_Yaxis1, 5, LV_PART_ITEMS); //minor tick length
lv_obj_set_style_length(ui_DataChart_Yaxis1, 10, LV_PART_INDICATOR); //major tick length
lv_scale_set_range(ui_DataChart_Yaxis1, 0, 5);
lv_scale_set_total_tick_count(ui_DataChart_Yaxis1, (5 > 0 ? 5 - 1 : 0) * 2 + 1);
lv_scale_set_major_tick_every(ui_DataChart_Yaxis1, 2 >= 1 ? 2 : 1);
ui_DataChart_Yaxis2 = lv_scale_create(ui_DataChart);
lv_scale_set_mode(ui_DataChart_Yaxis2, LV_SCALE_MODE_VERTICAL_RIGHT);
lv_obj_set_size(ui_DataChart_Yaxis2, 25, lv_pct(100));
lv_obj_set_align(ui_DataChart_Yaxis2, LV_ALIGN_RIGHT_MID);
lv_obj_set_x(ui_DataChart_Yaxis2, 25 + lv_obj_get_style_pad_right(ui_DataChart,
LV_PART_MAIN) + lv_obj_get_style_border_width(ui_DataChart, LV_PART_MAIN) + 1);
lv_obj_set_style_line_width(ui_DataChart_Yaxis2, 0, LV_PART_MAIN);
lv_obj_set_style_line_width(ui_DataChart_Yaxis2, 1, LV_PART_ITEMS);
lv_obj_set_style_line_width(ui_DataChart_Yaxis2, 1, LV_PART_INDICATOR);
lv_obj_set_style_length(ui_DataChart_Yaxis2, 5, LV_PART_ITEMS); //minor tick length
lv_obj_set_style_length(ui_DataChart_Yaxis2, 10, LV_PART_INDICATOR); //major tick length
lv_scale_set_total_tick_count(ui_DataChart_Yaxis2, (5 > 0 ? 5 - 1 : 0) * 2 + 1);
lv_scale_set_major_tick_every(ui_DataChart_Yaxis2, 2 >= 1 ? 2 : 1);
lv_obj_set_style_bg_color(ui_DataChart, lv_color_hex(0xFFFFFF), LV_PART_INDICATOR | LV_STATE_DEFAULT);
lv_obj_set_style_bg_opa(ui_DataChart, 0, LV_PART_INDICATOR | LV_STATE_DEFAULT);
//This workaround (an invisible outline) is needed because without it chart overflow-visible doesn't work in LVGL-9.1
lv_obj_set_style_outline_pad(ui_DataChart, LV_MAX3(50, 10, 25),
LV_PART_MAIN | LV_STATE_DEFAULT); //workaround for ineffective 'overflow visible' flag
lv_obj_set_style_outline_width(ui_DataChart, -1, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_PanelVol = lv_obj_create(ui_ChartPage);
lv_obj_set_width(ui_PanelVol, 80);
lv_obj_set_height(ui_PanelVol, 35);
lv_obj_set_x(ui_PanelVol, -30);
lv_obj_set_y(ui_PanelVol, -5);
lv_obj_set_align(ui_PanelVol, LV_ALIGN_BOTTOM_MID);
lv_obj_remove_flag(ui_PanelVol, LV_OBJ_FLAG_SCROLLABLE); /// Flags
lv_obj_set_style_bg_color(ui_PanelVol, lv_color_hex(0xE36666), LV_PART_MAIN | LV_STATE_DEFAULT);
lv_obj_set_style_bg_opa(ui_PanelVol, 255, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_PanelCur = lv_obj_create(ui_ChartPage);
lv_obj_set_width(ui_PanelCur, 100);
lv_obj_set_height(ui_PanelCur, 35);
lv_obj_set_x(ui_PanelCur, 60);
lv_obj_set_y(ui_PanelCur, -5);
lv_obj_set_align(ui_PanelCur, LV_ALIGN_BOTTOM_MID);
lv_obj_remove_flag(ui_PanelCur, LV_OBJ_FLAG_SCROLLABLE); /// Flags
lv_obj_set_style_bg_color(ui_PanelCur, lv_color_hex(0x42AA49), LV_PART_MAIN | LV_STATE_DEFAULT);
lv_obj_set_style_bg_opa(ui_PanelCur, 255, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_LabelVol = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_LabelVol, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_LabelVol, LV_SIZE_CONTENT); /// 1
lv_obj_set_x(ui_LabelVol, -40);
lv_obj_set_y(ui_LabelVol, -12);
lv_obj_set_align(ui_LabelVol, LV_ALIGN_BOTTOM_MID);
lv_label_set_text(ui_LabelVol, "17.23");
lv_obj_set_style_text_font(ui_LabelVol, &lv_font_montserrat_18, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_LabelVolUnit = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_LabelVolUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_LabelVolUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_x(ui_LabelVolUnit, -10);
lv_obj_set_y(ui_LabelVolUnit, -12);
lv_obj_set_align(ui_LabelVolUnit, LV_ALIGN_BOTTOM_MID);
lv_label_set_text(ui_LabelVolUnit, "V");
lv_obj_set_style_text_font(ui_LabelVolUnit, &lv_font_montserrat_18, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_LabelCur = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_LabelCur, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_LabelCur, LV_SIZE_CONTENT); /// 1
lv_obj_set_x(ui_LabelCur, 45);
lv_obj_set_y(ui_LabelCur, -12);
lv_obj_set_align(ui_LabelCur, LV_ALIGN_BOTTOM_MID);
lv_label_set_text(ui_LabelCur, "17.23");
lv_obj_set_style_text_font(ui_LabelCur, &lv_font_montserrat_18, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_LabelCurUnit = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_LabelCurUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_LabelCurUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_x(ui_LabelCurUnit, 85);
lv_obj_set_y(ui_LabelCurUnit, -12);
lv_obj_set_align(ui_LabelCurUnit, LV_ALIGN_BOTTOM_MID);
lv_label_set_text(ui_LabelCurUnit, "mA");
lv_obj_set_style_text_font(ui_LabelCurUnit, &lv_font_montserrat_18, LV_PART_MAIN | LV_STATE_DEFAULT);
ui_StateBtn = lv_button_create(ui_ChartPage);
lv_obj_set_width(ui_StateBtn, 35);
lv_obj_set_height(ui_StateBtn, 35);
lv_obj_set_x(ui_StateBtn, -90);
lv_obj_set_y(ui_StateBtn, -5);
lv_obj_set_align(ui_StateBtn, LV_ALIGN_BOTTOM_MID);
lv_obj_add_flag(ui_StateBtn, LV_OBJ_FLAG_CHECKABLE | LV_OBJ_FLAG_SCROLL_ON_FOCUS); /// Flags
lv_obj_remove_flag(ui_StateBtn, LV_OBJ_FLAG_SCROLLABLE); /// Flags
lv_obj_set_style_bg_color(ui_StateBtn, lv_color_hex(0xF03737), LV_PART_MAIN | LV_STATE_CHECKED);
lv_obj_set_style_bg_opa(ui_StateBtn, 255, LV_PART_MAIN | LV_STATE_CHECKED);
ui_StateLabel = lv_label_create(ui_StateBtn);
lv_obj_set_width(ui_StateLabel, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_StateLabel, LV_SIZE_CONTENT); /// 1
lv_obj_set_align(ui_StateLabel, LV_ALIGN_CENTER);
lv_label_set_text(ui_StateLabel, LV_SYMBOL_PLAY);
ui_TickVolUnit = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_TickVolUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_TickVolUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_align(ui_TickVolUnit, LV_ALIGN_CENTER);
lv_obj_set_pos(ui_TickVolUnit, -105, 75);
lv_label_set_text(ui_TickVolUnit, "V");
ui_TickCurUnit = lv_label_create(ui_ChartPage);
lv_obj_set_width(ui_TickCurUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_height(ui_TickCurUnit, LV_SIZE_CONTENT); /// 1
lv_obj_set_align(ui_TickCurUnit, LV_ALIGN_CENTER);
lv_obj_set_pos(ui_TickCurUnit, 105, 75);
lv_label_set_text(ui_TickCurUnit, "mA");
// 设置图表为循环更新模式
lv_chart_set_update_mode(ui_DataChart, LV_CHART_UPDATE_MODE_CIRCULAR);
// 添加数据系列
lv_chart_series_t * ui_DataChart_series_1 = lv_chart_add_series(ui_DataChart, lv_color_hex(0xE36666),
LV_CHART_AXIS_PRIMARY_Y);
lv_chart_set_ext_y_array(ui_DataChart, ui_DataChart_series_1, ui_DataChart_vol_array);
lv_chart_series_t * ui_DataChart_series_2 = lv_chart_add_series(ui_DataChart, lv_color_hex(0x42AA49),
LV_CHART_AXIS_SECONDARY_Y);
lv_chart_set_ext_y_array(ui_DataChart, ui_DataChart_series_2, ui_DataChart_cur_array);
// btn event
lv_obj_add_event_cb(ui_StateBtn, _ui_Chart_Btn_cb, LV_EVENT_CLICKED, NULL);
// timer
chart_update_timer = lv_timer_create(_chart_update_cb, 100, ui_DataChart); // 每100ms更新一次数据
}
void ui_ChartPage_screen_destroy(void)
{
lv_timer_del(chart_update_timer);
}