rafaelcaricio/lvgl-rs
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Simplify code

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Rafael Caricio 2020-06-19 13:36:49 +02:00 committed by Rafael Carício
parent 60c3fc7ed7
commit adee5994dc
1 changed files with 2 additions and 4 deletions
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6
lvgl/src/ui.rs
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@ -66,6 +66,7 @@ where
let refresh_buffer2 = [Color::from_rgb((0, 0, 0)).raw; BUF_SIZE]; let refresh_buffer2 = [Color::from_rgb((0, 0, 0)).raw; BUF_SIZE];
let mut disp_buf = MaybeUninit::<lvgl_sys::lv_disp_buf_t>::uninit(); let mut disp_buf = MaybeUninit::<lvgl_sys::lv_disp_buf_t>::uninit();
let mut disp_drv = MaybeUninit::<lvgl_sys::lv_disp_drv_t>::uninit();
unsafe { unsafe {
// Initialize the display buffer // Initialize the display buffer
@ -75,14 +76,11 @@ where
Box::into_raw(Box::new(refresh_buffer2)?) as *mut cty::c_void, Box::into_raw(Box::new(refresh_buffer2)?) as *mut cty::c_void,
lvgl_sys::LV_HOR_RES_MAX * REFRESH_BUFFER_LEN as u32, lvgl_sys::LV_HOR_RES_MAX * REFRESH_BUFFER_LEN as u32,
); );
let disp_buf = Box::new(disp_buf.assume_init())?;
// Basic initialization of the display driver // Basic initialization of the display driver
let mut disp_drv = MaybeUninit::<lvgl_sys::lv_disp_drv_t>::uninit();
lvgl_sys::lv_disp_drv_init(disp_drv.as_mut_ptr()); lvgl_sys::lv_disp_drv_init(disp_drv.as_mut_ptr());
let mut disp_drv = Box::new(disp_drv.assume_init())?; let mut disp_drv = Box::new(disp_drv.assume_init())?;
// Assign the buffer to the display // Assign the buffer to the display
disp_drv.buffer = Box::into_raw(disp_buf); disp_drv.buffer = Box::into_raw(Box::new(disp_buf.assume_init())?);
// Set your driver function // Set your driver function
disp_drv.flush_cb = Some(display_callback_wrapper::<T, C>); disp_drv.flush_cb = Some(display_callback_wrapper::<T, C>);
disp_drv.user_data = &mut self.display_data as *mut _ as *mut cty::c_void; disp_drv.user_data = &mut self.display_data as *mut _ as *mut cty::c_void;