[ESP32] 屏幕旋转函数

原创已于 2025-09-15 10:40:10 修改 · 1k 阅读

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#ESP32

于 2024-03-27 14:46:43 首次发布

static esp_lcd_panel_handle_t panel_handle = NULL; //此变量为lcd设备的句柄，需要初始化赋值

 // rotate 0:0 1:90 ,2:180; 3:270;
void disp_rotate(uint8_t angle_id)
{
    printf("disp rotate angle_id:%d\n",angle_id);
    if (angle_id == 1)
    {
        // 90 degree
        esp_lcd_panel_swap_xy(panel_handle, true);
        esp_lcd_panel_mirror(panel_handle, true, false);
    }
    else if (angle_id == 2)
    {
        // 180 degree
        esp_lcd_panel_swap_xy(panel_handle, false);
        esp_lcd_panel_mirror(panel_handle, true, true);
    }
    else if (angle_id == 3)
    { // 270 degree
        esp_lcd_panel_swap_xy(panel_handle, true);
        esp_lcd_panel_mirror(panel_handle, false, true);
    }
    else
    {
        // 0 degree
        esp_lcd_panel_swap_xy(panel_handle, false);
        esp_lcd_panel_mirror(panel_handle, false, false);
    }
}