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Merge branch 'dev-6.0' of https://github.com/littlevgl/lvgl into dev-6.0

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This commit is contained in:
Gabor Kiss-Vamosi 2019-02-28 05:23:31 +01:00
commit 205c791e00
4 changed files with 43 additions and 5 deletions
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17
README.md
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@ -35,6 +35,7 @@ LittlevGL provides everything you need to create a Graphical User Interface (GUI
* **OS, External memory and GPU** supported but not required
* **Single frame buffer** operation even with advances graphical effects
* **Written in C** for maximal compatibility
* **Micropython Binding** exposes [LittlevGL API in Micropython](https://blog.littlevgl.com/2019-02-20/micropython-bindings)
* **Simulator** to develop on PC without embedded hardware
* **Tutorials, examples, themes** for rapid development
* **Documentation** and API references online
@ -186,6 +187,22 @@ lv_btn_set_ink_out_time(btn, 300);
![Simple button with LittelvGL](https://littlevgl.com/github/btn3.gif)
#### Use LittlevGL from Micropython
```python
# Create a Button and a Label
scr = lv.obj()
btn = lv.btn(scr)
btn.align(lv.scr_act(), lv.ALIGN.CENTER, 0, 0)
label = lv.label(btn)
label.set_text("Button")
# Load the screen
lv.scr_load(scr)
```
Check out the [Documentation](https://docs.littlevgl.com/) for more!
### Contributing

14
lv_core/lv_disp.h
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@ -81,7 +81,7 @@ static inline lv_obj_t * lv_scr_act(void)
* Get the top layer of the default display
* @return pointer to the top layer
*/
static inline lv_obj_t * lv_top_layer(void)
static inline lv_obj_t * lv_layer_top(void)
{
return lv_disp_get_layer_top(lv_disp_get_default());
}
@ -90,11 +90,17 @@ static inline lv_obj_t * lv_top_layer(void)
* Get the active screen of the deafult display
* @return pointer to the sys layer
*/
static inline lv_obj_t * lv_sys_layer(void)
static inline lv_obj_t * lv_layer_sys(void)
{
return lv_disp_get_layer_sys(lv_disp_get_default());
}
static inline void lv_scr_load(lv_obj_t * scr)
{
lv_disp_set_scr_act(scr);
}
/**********************
* MACROS
**********************/
@ -104,8 +110,8 @@ static inline lv_obj_t * lv_sys_layer(void)
* Recommended only if you have one display
*------------------------------------------------*/
#define LV_HOR_RES (lv_disp_get_hor_res(lv_disp_get_default());)
#define LV_VER_RES (lv_disp_get_ver_res(lv_disp_get_default());)
#define LV_HOR_RES lv_disp_get_hor_res(lv_disp_get_default())
#define LV_VER_RES lv_disp_get_ver_res(lv_disp_get_default())
#ifdef __cplusplus
} /* extern "C" */

2
lv_hal/lv_hal_disp.h
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@ -50,7 +50,7 @@ typedef struct
void * buf_act;
uint32_t size; /*In pixel count*/
lv_area_t area;
uint32_t flushing :1;
volatile uint32_t flushing :1;
}lv_disp_buf_t;

15
lv_objx/lv_ta.c
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@ -1208,6 +1208,21 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
lv_coord_t font_h = lv_font_get_height(style_label->text.font);
scrl->ext_size = LV_MATH_MAX(scrl->ext_size, style_label->text.line_space + font_h);
}
else if(sign == LV_SIGNAL_CORD_CHG) {
/*Set the label width according to the text area width*/
if(ext->label) {
if(lv_obj_get_width(ta) != lv_area_get_width(param) ||
lv_obj_get_height(ta) != lv_area_get_height(param)) {
lv_obj_t * scrl = lv_page_get_scrl(ta);
lv_style_t * style_scrl = lv_obj_get_style(scrl);
lv_obj_set_width(ext->label, lv_obj_get_width(scrl) - 2 * style_scrl->body.padding.hor);
lv_obj_set_pos(ext->label, style_scrl->body.padding.hor, style_scrl->body.padding.ver);
lv_label_set_text(ext->label, NULL); /*Refresh the label*/
refr_cursor_area(ta);
}
}
}
else if(sign == LV_SIGNAL_PRESSED) {
update_cursor_position_on_click(ta, (lv_indev_t *)param);
}