Lines Matching full:it
5 However, it can be useful to have a basic understanding of how drawing happens in LVGL to add custo…
12 1. It avoids flickering while the layers of the UI are drawn. For example, if LVGL drew directly on…
13 2. It's faster to modify a buffer in internal RAM and finally write one pixel only once than readin…
34 …- Takes the first joined area, if it's smaller than the *draw buffer*, then simply renders the are…
41 …on's label has changed, the library will see that it's enough to draw the button under the text an…
50 To use LVGL it's not required to know about the mechanisms described here but you might find intere…
54 LVGL performs the following steps to render any shape, image or text. It can be considered as a dra…
57 …th the draw descriptor and some other parameters (e.g. `lv_draw_rect()`). It will render the prim…
59 4. **Calculate all the added mask** It composites opacity values into a *mask buffer* with the "sha…
60 …k" according to the parameters of the mask, keep one side of the buffer as it is (255 by default) …
64 … Removes a side from a line (top, bottom, left or right). `lv_draw_line` uses four instances of it.
66 …oves the inner or outer corners of a rectangle with a radiused transition. It's also used to creat…
67 - `LV_DRAW_MASK_TYPE_ANGLE` Removes a circular sector. It is used by `lv_draw_arc` to remove the "e…
95 A parameter can be added and removed any number of times, but it needs to be freed when not require…
126 Called when the main drawing is finished. You can draw anything here as well and it's also a good p…
148 …ct (e.g. a slider's indicator, a table's cell or a button matrix's button) it sends events before …
198 - `LV_COVER_RES_MASKED` there is a mask on the object, so it does not fully cover the area
201 - It's simply not fully in area
202 - It has a radius
203 - It doesn't have 100% background opacity
204 - It's an ARGB or chroma keyed image
205 - It does not have normal blending mode. In this case LVGL needs to know the colors under the objec…
206 - It's a text, etc
213 …s > 0 radius it might not cover an area, but you need to handle `radius` only if you will modif…
217 If you need to draw outside a widget, LVGL needs to know about it to provide extra space for drawin…