层相关bug

jimmy139660

手机通话中的时候，会显示通话时间，这个时候，按数字键，会新建层用于处理输入数字，可这个时候，通话时间停住了。我写了个函数来重画时间，可之前的时间消不掉，重叠在一起了。（PS:模拟器上看不到时间，只有实机上看到，这一点也搞不明白）望各位指教。
        DTGetRTCTime(&curr_time);
       
    applib_get_time_difference_ext(
        (applib_time_struct*)&curr_time,
        (applib_time_struct*)&g_get_in_call_start_time,
        (applib_time_struct*)&duration);
       
        //duration setting
        set_time_display(0, 0, 0, 0, 0);
        main_LCD_measure_time_duration_string(&duration_width, &duration_height);
        set_dt_duration(&duration);
        set_main_LCD_dt_duration_hide_function(cat403_screens_hide_duration_display);
        set_dt_display(DT_VOIP_CALL_SCREEN);

         //redraw duration
        gdi_layer_get_base_handle(&base_layer);
        gdi_layer_push_and_set_active(base_layer);
        gdi_layer_set_clip(duration_x, duration_y, duration_width, duration_height);
        gui_draw_filled_area(duration_x, duration_y, duration_width, duration_height, (UI_filled_area *)dm_get_current_scr_bg_filler());

        set_main_lcd_duration_position(duration_x, duration_y);
        gdi_layer_pop_clip();        
        gdi_layer_pop_and_restore_active();
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