Misaki
ba5e47bc77
1. 应用界面增加了返回主页的按钮 2. 修复了gif渲染内存泄漏的严重bug 3. 将PetDao当中的cJSON API替换为cpp_json，完美通过测试 4. 整合已经实现的各种上层建筑，实现了一个宠物对话基本业务应用，用于样品测试展示用 5. 重构了音频播放类，使其更modern，更加便于移植和拓展
127 lines
5.5 KiB
C
127 lines
5.5 KiB
C
#include "LVGL_Driver.h"
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#include "ST77916.h"
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static const char *TAG_LVGL = "LVGL";
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lv_disp_draw_buf_t disp_buf; // contains internal graphic buffer(s) called draw buffer(s)
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lv_disp_drv_t disp_drv; // contains callback functions
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lv_indev_drv_t indev_drv;
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void example_increase_lvgl_tick(void *arg)
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{
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/* Tell LVGL how many milliseconds has elapsed */
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lv_tick_inc(EXAMPLE_LVGL_TICK_PERIOD_MS);
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}
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void example_lvgl_flush_cb(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
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{
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esp_lcd_panel_handle_t panel_handle = (esp_lcd_panel_handle_t) drv->user_data;
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// 立即通知LVGL传输开始，使用DMA传输
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lv_disp_flush_ready(drv);
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// copy a buffer's content to a specific area of the display
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// 异步传输数据
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esp_lcd_panel_draw_bitmap(panel_handle, area->x1, area->y1, area->x2 + 1, area->y2 + 1, color_map);
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}
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/*Read the touchpad*/
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void example_touchpad_read( lv_indev_drv_t * drv, lv_indev_data_t * data )
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{
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uint16_t touchpad_x[5] = {0};
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uint16_t touchpad_y[5] = {0};
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uint8_t touchpad_cnt = 0;
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/* Read touch controller data */
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esp_lcd_touch_read_data(drv->user_data);
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/* Get coordinates */
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bool touchpad_pressed = esp_lcd_touch_get_coordinates(drv->user_data, touchpad_x, touchpad_y, NULL, &touchpad_cnt, 5);
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// printf("CCCCCCCCCCCCC=%d \r\n",touchpad_cnt);
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if (touchpad_pressed && touchpad_cnt > 0) {
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data->point.x = touchpad_x[0];
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data->point.y = touchpad_y[0];
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data->state = LV_INDEV_STATE_PR;
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// printf("X=%u Y=%u num=%d \r\n", data->point.x, data->point.y,touchpad_cnt);
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} else {
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data->state = LV_INDEV_STATE_REL;
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}
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}
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/* Rotate display and touch, when rotated screen in LVGL. Called when driver parameters are updated. */
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void example_lvgl_port_update_callback(lv_disp_drv_t *drv)
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{
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esp_lcd_panel_handle_t panel_handle = (esp_lcd_panel_handle_t) drv->user_data;
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switch (drv->rotated) {
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case LV_DISP_ROT_NONE:
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// Rotate LCD display
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esp_lcd_panel_swap_xy(panel_handle, false);
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esp_lcd_panel_mirror(panel_handle, true, false);
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break;
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case LV_DISP_ROT_90:
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// Rotate LCD display
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esp_lcd_panel_swap_xy(panel_handle, true);
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esp_lcd_panel_mirror(panel_handle, true, true);
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break;
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case LV_DISP_ROT_180:
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// Rotate LCD display
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esp_lcd_panel_swap_xy(panel_handle, false);
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esp_lcd_panel_mirror(panel_handle, false, true);
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break;
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case LV_DISP_ROT_270:
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// Rotate LCD display
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esp_lcd_panel_swap_xy(panel_handle, true);
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esp_lcd_panel_mirror(panel_handle, false, false);
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break;
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}
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}
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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lv_disp_t *disp;
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void LVGL_Init(void)
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{
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ESP_LOGI(TAG_LVGL, "Initialize LVGL library");
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lv_init();
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lv_color_t *buf1 = heap_caps_malloc(LVGL_BUF_LEN * sizeof(lv_color_t), MALLOC_CAP_SPIRAM);
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assert(buf1);
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lv_color_t *buf2 = heap_caps_malloc(LVGL_BUF_LEN * sizeof(lv_color_t) , MALLOC_CAP_SPIRAM);
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assert(buf2);
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lv_disp_draw_buf_init(&disp_buf, buf1, buf2, LVGL_BUF_LEN); // initialize LVGL draw buffers
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ESP_LOGI(TAG_LVGL, "Register display driver to LVGL");
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lv_disp_drv_init(&disp_drv); // Create a new screen object and initialize the associated device
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disp_drv.hor_res = EXAMPLE_LCD_WIDTH;
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disp_drv.ver_res = EXAMPLE_LCD_HEIGHT; // Horizontal pixel count
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// disp_drv.rotated = LV_DISP_ROT_90; // 图像旋转 // Vertical axis pixel count
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disp_drv.flush_cb = example_lvgl_flush_cb; // Function : copy a buffer's content to a specific area of the display
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disp_drv.drv_update_cb = example_lvgl_port_update_callback; // Function : Rotate display and touch, when rotated screen in LVGL. Called when driver parameters are updated.
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disp_drv.draw_buf = &disp_buf; // LVGL will use this buffer(s) to draw the screens contents
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disp_drv.user_data = panel_handle;
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ESP_LOGI(TAG_LVGL,"Register display indev to LVGL"); // Custom display driver user data
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disp = lv_disp_drv_register(&disp_drv);
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lv_indev_drv_init ( &indev_drv );
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indev_drv.type = LV_INDEV_TYPE_POINTER;
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indev_drv.disp = disp;
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indev_drv.read_cb = example_touchpad_read;
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indev_drv.user_data = tp;
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lv_indev_drv_register( &indev_drv );
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/********************* LVGL *********************/
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ESP_LOGI(TAG_LVGL, "Install LVGL tick timer");
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// Tick interface for LVGL (using esp_timer to generate 2ms periodic event)
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const esp_timer_create_args_t lvgl_tick_timer_args = {
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.callback = &example_increase_lvgl_tick,
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.name = "lvgl_tick"
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};
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esp_timer_handle_t lvgl_tick_timer = NULL;
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ESP_ERROR_CHECK(esp_timer_create(&lvgl_tick_timer_args, &lvgl_tick_timer));
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ESP_ERROR_CHECK(esp_timer_start_periodic(lvgl_tick_timer, EXAMPLE_LVGL_TICK_PERIOD_MS * 1000));
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}
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