Lines Matching refs:area
27 2. LVGL saves the changed object's old and new area into a buffer, called an *Invalid area buffer*.…
30 - Areas partially out of the parent are cropped to the parent's area.
34 …- Takes the first joined area, if it's smaller than the *draw buffer*, then simply renders the are…
35 If the area doesn't fit into the buffer, draw as many lines as possible to the *draw buffer*.
36 - When the area is rendered, call `flush_cb` from the display driver to refresh the display.
37 - If the area was larger than the buffer, render the remaining parts too.
40 When an area is redrawn the library searches the top-most object which covers that area and starts …
113 …e used to get the current clip area. The clip area is required in draw functions to make them draw…
132 `lv_event_get_clip_area(event)` can be used to get the current clip area.
158 const lv_area_t * clip_area; // The current clip area, required if you need to draw somethin…
170 lv_area_t * draw_area; // The area of the part being drawn
193 This event is used to check whether an object fully covers an area or not.
195 `lv_event_get_cover_area(event)` returns a pointer to an area to check and `lv_event_set_cover_res(…
196 - `LV_COVER_RES_COVER` the area is fully covered by the object
197 - `LV_COVER_RES_NOT_COVER` the area is not covered by the object
198 - `LV_COVER_RES_MASKED` there is a mask on the object, so it does not fully cover the area
200 Here are some reasons why an object would be unable to fully cover an area:
201 - It's simply not fully in area
208 In short if for any reason the area below an object is visible than the object doesn't cover that a…
210 Before sending this event LVGL checks if at least the widget's coordinates fully cover the area or …
213 E.g. if a widget has > 0 radius it might not cover an area, but you need to handle `radius` only…
218 …er above its knob. In this case LVGL needs to know that the slider's draw area should be larger wi…
220 You can simply set the required draw area with `lv_event_set_ext_draw_size(e, size)`.