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init lvgl code

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ShallowGreen123
2022-08-07 15:24:16 +08:00
parent d5ebbd8eb9
commit 77ddc13604
1963 changed files with 719922 additions and 318 deletions
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37
LVGL.Simulator/lvgl/examples/layouts/flex/index.rst Normal file
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A simple row and a column layout with flexbox
"""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_1
:language: c
Arrange items in rows with wrap and even spacing
"""""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_2
:language: c
Demonstrate flex grow
"""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_3
:language: c
Demonstrate flex grow.
"""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_4
:language: c
Demonstrate column and row gap style properties
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_5
:language: c
RTL base direction changes order of the items
"""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/flex/lv_example_flex_6
:language: c

43
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex.h Normal file
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/**
* @file lv_example_flex.h
*
*/
#ifndef LV_EXAMPLE_FLEX_H
#define LV_EXAMPLE_FLEX_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
void lv_example_flex_1(void);
void lv_example_flex_2(void);
void lv_example_flex_3(void);
void lv_example_flex_4(void);
void lv_example_flex_5(void);
void lv_example_flex_6(void);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_EXAMPLE_FLEX_H*/

44
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_1.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
/**
* A simple row and a column layout with flexbox
*/
void lv_example_flex_1(void)
{
/*Create a container with ROW flex direction*/
lv_obj_t * cont_row = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont_row, 300, 75);
lv_obj_align(cont_row, LV_ALIGN_TOP_MID, 0, 5);
lv_obj_set_flex_flow(cont_row, LV_FLEX_FLOW_ROW);
/*Create a container with COLUMN flex direction*/
lv_obj_t * cont_col = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont_col, 200, 150);
lv_obj_align_to(cont_col, cont_row, LV_ALIGN_OUT_BOTTOM_MID, 0, 5);
lv_obj_set_flex_flow(cont_col, LV_FLEX_FLOW_COLUMN);
uint32_t i;
for(i = 0; i < 10; i++) {
lv_obj_t * obj;
lv_obj_t * label;
/*Add items to the row*/
obj = lv_btn_create(cont_row);
lv_obj_set_size(obj, 100, LV_PCT(100));
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "Item: %u", i);
lv_obj_center(label);
/*Add items to the column*/
obj = lv_btn_create(cont_col);
lv_obj_set_size(obj, LV_PCT(100), LV_SIZE_CONTENT);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "Item: %"LV_PRIu32, i);
lv_obj_center(label);
}
}
#endif

33
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_1.py Normal file
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#
# A simple row and a column layout with flexbox
#
# Create a container with ROW flex direction
cont_row = lv.obj(lv.scr_act())
cont_row.set_size(300, 75)
cont_row.align(lv.ALIGN.TOP_MID, 0, 5)
cont_row.set_flex_flow(lv.FLEX_FLOW.ROW)
# Create a container with COLUMN flex direction
cont_col = lv.obj(lv.scr_act())
cont_col.set_size(200, 150)
cont_col.align_to(cont_row, lv.ALIGN.OUT_BOTTOM_MID, 0, 5)
cont_col.set_flex_flow(lv.FLEX_FLOW.COLUMN)
for i in range(10):
# Add items to the row
obj = lv.btn(cont_row)
obj.set_size(100, lv.pct(100))
label = lv.label(obj)
label.set_text("Item: {:d}".format(i))
label.center()
# Add items to the column
obj = lv.btn(cont_col)
obj.set_size(lv.pct(100), lv.SIZE.CONTENT)
label = lv.label(obj)
label.set_text("Item: {:d}".format(i))
label.center()

32
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_2.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
/**
* Arrange items in rows with wrap and place the items to get even space around them.
*/
void lv_example_flex_2(void)
{
static lv_style_t style;
lv_style_init(&style);
lv_style_set_flex_flow(&style, LV_FLEX_FLOW_ROW_WRAP);
lv_style_set_flex_main_place(&style, LV_FLEX_ALIGN_SPACE_EVENLY);
lv_style_set_layout(&style, LV_LAYOUT_FLEX);
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_add_style(cont, &style, 0);
uint32_t i;
for(i = 0; i < 8; i++) {
lv_obj_t * obj = lv_obj_create(cont);
lv_obj_set_size(obj, 70, LV_SIZE_CONTENT);
lv_obj_add_flag(obj, LV_OBJ_FLAG_CHECKABLE);
lv_obj_t * label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%"LV_PRIu32, i);
lv_obj_center(label);
}
}
#endif

22
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_2.py Normal file
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#
# Arrange items in rows with wrap and place the items to get even space around them.
#
style = lv.style_t()
style.init()
style.set_flex_flow(lv.FLEX_FLOW.ROW_WRAP)
style.set_flex_main_place(lv.FLEX_ALIGN.SPACE_EVENLY)
style.set_layout(lv.LAYOUT_FLEX.value)
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.add_style(style, 0)
for i in range(8):
obj = lv.obj(cont)
obj.set_size(70, lv.SIZE.CONTENT)
label = lv.label(obj)
label.set_text("{:d}".format(i))
label.center()

30
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_3.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
/**
* Demonstrate flex grow.
*/
void lv_example_flex_3(void)
{
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_flex_flow(cont, LV_FLEX_FLOW_ROW);
lv_obj_t * obj;
obj = lv_obj_create(cont);
lv_obj_set_size(obj, 40, 40); /*Fix size*/
obj = lv_obj_create(cont);
lv_obj_set_height(obj, 40);
lv_obj_set_flex_grow(obj, 1); /*1 portion from the free space*/
obj = lv_obj_create(cont);
lv_obj_set_height(obj, 40);
lv_obj_set_flex_grow(obj, 2); /*2 portion from the free space*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, 40, 40); /*Fix size. It is flushed to the right by the "grow" items*/
}
#endif

23
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_3.py Normal file
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#
# Demonstrate flex grow.
#
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_flex_flow(lv.FLEX_FLOW.ROW)
obj = lv.obj(cont)
obj.set_size(40, 40) # Fix size
obj = lv.obj(cont)
obj.set_height(40)
obj.set_flex_grow(1) # 1 portion from the free space
obj = lv.obj(cont)
obj.set_height(40)
obj.set_flex_grow(2) # 2 portion from the free space
obj = lv.obj(cont)
obj.set_size(40, 40) # Fix size. It is flushed to the right by the "grow" items

26
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_4.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
/**
* Reverse the order of flex items
*/
void lv_example_flex_4(void)
{
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_flex_flow(cont, LV_FLEX_FLOW_COLUMN_REVERSE);
uint32_t i;
for(i = 0; i < 6; i++) {
lv_obj_t * obj = lv_obj_create(cont);
lv_obj_set_size(obj, 100, 50);
lv_obj_t * label = lv_label_create(obj);
lv_label_set_text_fmt(label, "Item: %"LV_PRIu32, i);
lv_obj_center(label);
}
}
#endif

16
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_4.py Normal file
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#
# Reverse the order of flex items
#
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_flex_flow(lv.FLEX_FLOW.COLUMN_REVERSE)
for i in range(6):
obj = lv.obj(cont)
obj.set_size(100, 50)
label = lv.label(obj)
label.set_text("Item: " + str(i))
label.center()

51
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_5.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
static void row_gap_anim(void * obj, int32_t v)
{
lv_obj_set_style_pad_row(obj, v, 0);
}
static void column_gap_anim(void * obj, int32_t v)
{
lv_obj_set_style_pad_column(obj, v, 0);
}
/**
* Demonstrate the effect of column and row gap style properties
*/
void lv_example_flex_5(void)
{
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_flex_flow(cont, LV_FLEX_FLOW_ROW_WRAP);
uint32_t i;
for(i = 0; i < 9; i++) {
lv_obj_t * obj = lv_obj_create(cont);
lv_obj_set_size(obj, 70, LV_SIZE_CONTENT);
lv_obj_t * label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%"LV_PRIu32, i);
lv_obj_center(label);
}
lv_anim_t a;
lv_anim_init(&a);
lv_anim_set_var(&a, cont);
lv_anim_set_values(&a, 0, 10);
lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
lv_anim_set_exec_cb(&a, row_gap_anim);
lv_anim_set_time(&a, 500);
lv_anim_set_playback_time(&a, 500);
lv_anim_start(&a);
lv_anim_set_exec_cb(&a, column_gap_anim);
lv_anim_set_time(&a, 3000);
lv_anim_set_playback_time(&a, 3000);
lv_anim_start(&a);
}
#endif

47
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_5.py Normal file
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def row_gap_anim(obj, v):
obj.set_style_pad_row(v, 0)
def column_gap_anim(obj, v):
obj.set_style_pad_column(v, 0)
#
# Demonstrate the effect of column and row gap style properties
#
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_flex_flow(lv.FLEX_FLOW.ROW_WRAP)
for i in range(9):
obj = lv.obj(cont)
obj.set_size(70, lv.SIZE.CONTENT)
label = lv.label(obj)
label.set_text(str(i))
label.center()
a_row = lv.anim_t()
a_row.init()
a_row.set_var(cont)
a_row.set_values(0, 10)
a_row.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
a_row.set_time(500)
a_row.set_playback_time(500)
a_row.set_custom_exec_cb(lambda a,val: row_gap_anim(cont,val))
lv.anim_t.start(a_row)
a_col = lv.anim_t()
a_col.init()
a_col.set_var(cont)
a_col.set_values(0, 10)
a_col.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
a_col.set_time(3000)
a_col.set_playback_time(3000)
a_col.set_custom_exec_cb(lambda a,val: column_gap_anim(cont,val))
lv.anim_t.start(a_col)

26
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_6.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_FLEX && LV_BUILD_EXAMPLES
/**
* RTL base direction changes order of the items.
* Also demonstrate how horizontal scrolling works with RTL.
*/
void lv_example_flex_6(void)
{
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_style_base_dir(cont, LV_BASE_DIR_RTL, 0);
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_flex_flow(cont, LV_FLEX_FLOW_ROW_WRAP);
uint32_t i;
for(i = 0; i < 20; i++) {
lv_obj_t * obj = lv_obj_create(cont);
lv_obj_set_size(obj, 70, LV_SIZE_CONTENT);
lv_obj_t * label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%"LV_PRIu32, i);
lv_obj_center(label);
}
}
#endif

19
LVGL.Simulator/lvgl/examples/layouts/flex/lv_example_flex_6.py Normal file
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#
# RTL base direction changes order of the items.
# Also demonstrate how horizontal scrolling works with RTL.
#
cont = lv.obj(lv.scr_act())
cont.set_style_base_dir(lv.BASE_DIR.RTL,0)
cont.set_size(300, 220)
cont.center()
cont.set_flex_flow(lv.FLEX_FLOW.ROW_WRAP)
for i in range(20):
obj = lv.obj(cont)
obj.set_size(70, lv.SIZE.CONTENT)
label = lv.label(obj)
label.set_text(str(i))
label.center()

37
LVGL.Simulator/lvgl/examples/layouts/grid/index.rst Normal file
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A simple grid
"""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_1
:language: c
Demonstrate cell placement and span
"""""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_2
:language: c
Demonstrate grid's "free unit"
""""""""""""""""""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_3
:language: c
Demonstrate track placement
"""""""""""""""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_4
:language: c
Demonstrate column and row gap
""""""""""""""""""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_5
:language: c
Demonstrate RTL direction on grid
""""""""""""""""""""""""""""""""""
.. lv_example:: layouts/grid/lv_example_grid_6
:language: c

43
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid.h Normal file
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/**
* @file lv_example_grid.h
*
*/
#ifndef LV_EXAMPLE_GRID_H
#define LV_EXAMPLE_GRID_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
void lv_example_grid_1(void);
void lv_example_grid_2(void);
void lv_example_grid_3(void);
void lv_example_grid_4(void);
void lv_example_grid_5(void);
void lv_example_grid_6(void);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_EXAMPLE_GRID_H*/

40
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_1.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
/**
* A simple grid
*/
void lv_example_grid_1(void)
{
static lv_coord_t col_dsc[] = {70, 70, 70, LV_GRID_TEMPLATE_LAST};
static lv_coord_t row_dsc[] = {50, 50, 50, LV_GRID_TEMPLATE_LAST};
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_style_grid_column_dsc_array(cont, col_dsc, 0);
lv_obj_set_style_grid_row_dsc_array(cont, row_dsc, 0);
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_layout(cont, LV_LAYOUT_GRID);
lv_obj_t * label;
lv_obj_t * obj;
uint32_t i;
for(i = 0; i < 9; i++) {
uint8_t col = i % 3;
uint8_t row = i / 3;
obj = lv_btn_create(cont);
/*Stretch the cell horizontally and vertically too
*Set span to 1 to make the cell 1 column/row sized*/
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, col, 1,
LV_GRID_ALIGN_STRETCH, row, 1);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "c%d, r%d", col, row);
lv_obj_center(label);
}
}
#endif

29
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_1.py Normal file
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#
# A simple grid
#
col_dsc = [70, 70, 70, lv.GRID_TEMPLATE.LAST]
row_dsc = [50, 50, 50, lv.GRID_TEMPLATE.LAST]
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_style_grid_column_dsc_array(col_dsc, 0)
cont.set_style_grid_row_dsc_array(row_dsc, 0)
cont.set_size(300, 220)
cont.center()
cont.set_layout(lv.LAYOUT_GRID.value)
for i in range(9):
col = i % 3
row = i // 3
obj = lv.btn(cont)
# Stretch the cell horizontally and vertically too
# Set span to 1 to make the cell 1 column/row sized
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, col, 1,
lv.GRID_ALIGN.STRETCH, row, 1)
label = lv.label(obj)
label.set_text("c" +str(col) + "r" +str(row))
label.center()

63
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_2.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
/**
* Demonstrate cell placement and span
*/
void lv_example_grid_2(void)
{
static lv_coord_t col_dsc[] = {70, 70, 70, LV_GRID_TEMPLATE_LAST};
static lv_coord_t row_dsc[] = {50, 50, 50, LV_GRID_TEMPLATE_LAST};
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_t * label;
lv_obj_t * obj;
/*Cell to 0;0 and align to to the start (left/top) horizontally and vertically too*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_START, 0, 1,
LV_GRID_ALIGN_START, 0, 1);
label = lv_label_create(obj);
lv_label_set_text(label, "c0, r0");
/*Cell to 1;0 and align to to the start (left) horizontally and center vertically too*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_START, 1, 1,
LV_GRID_ALIGN_CENTER, 0, 1);
label = lv_label_create(obj);
lv_label_set_text(label, "c1, r0");
/*Cell to 2;0 and align to to the start (left) horizontally and end (bottom) vertically too*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_START, 2, 1,
LV_GRID_ALIGN_END, 0, 1);
label = lv_label_create(obj);
lv_label_set_text(label, "c2, r0");
/*Cell to 1;1 but 2 column wide (span = 2).Set width and height to stretched.*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, 1, 2,
LV_GRID_ALIGN_STRETCH, 1, 1);
label = lv_label_create(obj);
lv_label_set_text(label, "c1-2, r1");
/*Cell to 0;1 but 2 rows tall (span = 2).Set width and height to stretched.*/
obj = lv_obj_create(cont);
lv_obj_set_size(obj, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, 0, 1,
LV_GRID_ALIGN_STRETCH, 1, 2);
label = lv_label_create(obj);
lv_label_set_text(label, "c0\nr1-2");
}
#endif

52
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_2.py Normal file
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#
# Demonstrate cell placement and span
#
col_dsc = [70, 70, 70, lv.GRID_TEMPLATE.LAST]
row_dsc = [50, 50, 50, lv.GRID_TEMPLATE.LAST]
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_grid_dsc_array(col_dsc, row_dsc)
cont.set_size(300, 220)
cont.center()
# Cell to 0;0 and align to the start (left/top) horizontally and vertically too
obj = lv.obj(cont)
obj.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
obj.set_grid_cell(lv.GRID_ALIGN.START, 0, 1,
lv.GRID_ALIGN.START, 0, 1)
label = lv.label(obj)
label.set_text("c0, r0")
# Cell to 1;0 and align to the start (left) horizontally and center vertically too
obj = lv.obj(cont)
obj.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
obj.set_grid_cell(lv.GRID_ALIGN.START, 1, 1,
lv.GRID_ALIGN.CENTER, 0, 1)
label = lv.label(obj)
label.set_text("c1, r0")
# Cell to 2;0 and align to the start (left) horizontally and end (bottom) vertically too
obj = lv.obj(cont)
obj.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
obj.set_grid_cell(lv.GRID_ALIGN.START, 2, 1,
lv.GRID_ALIGN.END, 0, 1)
label = lv.label(obj)
label.set_text("c2, r0")
# Cell to 1;1 but 2 column wide (span = 2).Set width and height to stretched.
obj = lv.obj(cont)
obj.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, 1, 2,
lv.GRID_ALIGN.STRETCH, 1, 1)
label = lv.label(obj)
label.set_text("c1-2, r1")
# Cell to 0;1 but 2 rows tall (span = 2).Set width and height to stretched.
obj = lv.obj(cont)
obj.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, 0, 1,
lv.GRID_ALIGN.STRETCH, 1, 2)
label = lv.label(obj)
label.set_text("c0\nr1-2")

44
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_3.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
/**
* Demonstrate grid's "free unit"
*/
void lv_example_grid_3(void)
{
/*Column 1: fix width 60 px
*Column 2: 1 unit from the remaining free space
*Column 3: 2 unit from the remaining free space*/
static lv_coord_t col_dsc[] = {60, LV_GRID_FR(1), LV_GRID_FR(2), LV_GRID_TEMPLATE_LAST};
/*Row 1: fix width 50 px
*Row 2: 1 unit from the remaining free space
*Row 3: fix width 50 px*/
static lv_coord_t row_dsc[] = {50, LV_GRID_FR(1), 50, LV_GRID_TEMPLATE_LAST};
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_obj_t * label;
lv_obj_t * obj;
uint32_t i;
for(i = 0; i < 9; i++) {
uint8_t col = i % 3;
uint8_t row = i / 3;
obj = lv_obj_create(cont);
/*Stretch the cell horizontally and vertically too
*Set span to 1 to make the cell 1 column/row sized*/
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, col, 1,
LV_GRID_ALIGN_STRETCH, row, 1);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%d,%d", col, row);
lv_obj_center(label);
}
}
#endif

36
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_3.py Normal file
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#
# Demonstrate grid's "free unit"
#
# Column 1: fix width 60 px
# Column 2: 1 unit from the remaining free space
# Column 3: 2 unit from the remaining free space
col_dsc = [60, lv.grid_fr(1), lv.grid_fr(2), lv.GRID_TEMPLATE.LAST]
# Row 1: fix width 60 px
# Row 2: 1 unit from the remaining free space
# Row 3: fix width 60 px
row_dsc = [40, lv.grid_fr(1), 40, lv.GRID_TEMPLATE.LAST]
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_grid_dsc_array(col_dsc, row_dsc)
for i in range(9):
col = i % 3
row = i // 3
obj = lv.obj(cont)
# Stretch the cell horizontally and vertically too
# Set span to 1 to make the cell 1 column/row sized
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, col, 1,
lv.GRID_ALIGN.STRETCH, row, 1)
label = lv.label(obj)
label.set_text("%d,%d"%(col, row))
label.center()

41
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_4.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
/**
* Demonstrate track placement
*/
void lv_example_grid_4(void)
{
static lv_coord_t col_dsc[] = {60, 60, 60, LV_GRID_TEMPLATE_LAST};
static lv_coord_t row_dsc[] = {45, 45, 45, LV_GRID_TEMPLATE_LAST};
/*Add space between the columns and move the rows to the bottom (end)*/
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_grid_align(cont, LV_GRID_ALIGN_SPACE_BETWEEN, LV_GRID_ALIGN_END);
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_t * label;
lv_obj_t * obj;
uint32_t i;
for(i = 0; i < 9; i++) {
uint8_t col = i % 3;
uint8_t row = i / 3;
obj = lv_obj_create(cont);
/*Stretch the cell horizontally and vertically too
*Set span to 1 to make the cell 1 column/row sized*/
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, col, 1,
LV_GRID_ALIGN_STRETCH, row, 1);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%d,%d", col, row);
lv_obj_center(label);
}
}
#endif

32
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_4.py Normal file
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#
# Demonstrate track placement
#
col_dsc = [60, 60, 60, lv.GRID_TEMPLATE.LAST]
row_dsc = [40, 40, 40, lv.GRID_TEMPLATE.LAST]
# Add space between the columns and move the rows to the bottom (end)
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_grid_align(lv.GRID_ALIGN.SPACE_BETWEEN, lv.GRID_ALIGN.END)
cont.set_grid_dsc_array(col_dsc, row_dsc)
cont.set_size(300, 220)
cont.center()
for i in range(9):
col = i % 3
row = i // 3
obj = lv.obj(cont)
# Stretch the cell horizontally and vertically too
# Set span to 1 to make the cell 1 column/row sized
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, col, 1,
lv.GRID_ALIGN.STRETCH, row, 1)
label = lv.label(obj)
label.set_text("{:d}{:d}".format(col, row))
label.center()

63
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_5.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
static void row_gap_anim(void * obj, int32_t v)
{
lv_obj_set_style_pad_row(obj, v, 0);
}
static void column_gap_anim(void * obj, int32_t v)
{
lv_obj_set_style_pad_column(obj, v, 0);
}
/**
* Demonstrate column and row gap
*/
void lv_example_grid_5(void)
{
/*60x60 cells*/
static lv_coord_t col_dsc[] = {60, 60, 60, LV_GRID_TEMPLATE_LAST};
static lv_coord_t row_dsc[] = {45, 45, 45, LV_GRID_TEMPLATE_LAST};
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_obj_t * label;
lv_obj_t * obj;
uint32_t i;
for(i = 0; i < 9; i++) {
uint8_t col = i % 3;
uint8_t row = i / 3;
obj = lv_obj_create(cont);
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, col, 1,
LV_GRID_ALIGN_STRETCH, row, 1);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%d,%d", col, row);
lv_obj_center(label);
}
lv_anim_t a;
lv_anim_init(&a);
lv_anim_set_var(&a, cont);
lv_anim_set_values(&a, 0, 10);
lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
lv_anim_set_exec_cb(&a, row_gap_anim);
lv_anim_set_time(&a, 500);
lv_anim_set_playback_time(&a, 500);
lv_anim_start(&a);
lv_anim_set_exec_cb(&a, column_gap_anim);
lv_anim_set_time(&a, 3000);
lv_anim_set_playback_time(&a, 3000);
lv_anim_start(&a);
}
#endif

52
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_5.py Normal file
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def row_gap_anim(obj, v):
obj.set_style_pad_row(v, 0)
def column_gap_anim(obj, v):
obj.set_style_pad_column(v, 0)
#
# Demonstrate column and row gap
#
# 60x60 cells
col_dsc = [60, 60, 60, lv.GRID_TEMPLATE.LAST]
row_dsc = [40, 40, 40, lv.GRID_TEMPLATE.LAST]
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_grid_dsc_array(col_dsc, row_dsc)
for i in range(9):
col = i % 3
row = i // 3
obj = lv.obj(cont)
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, col, 1,
lv.GRID_ALIGN.STRETCH, row, 1)
label = lv.label(obj)
label.set_text("{:d},{:d}".format(col, row))
label.center()
a_row = lv.anim_t()
a_row.init()
a_row.set_var(cont)
a_row.set_values(0, 10)
a_row.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
a_row.set_time(500)
a_row.set_playback_time(500)
a_row. set_custom_exec_cb(lambda a,val: row_gap_anim(cont,val))
lv.anim_t.start(a_row)
a_col = lv.anim_t()
a_col.init()
a_col.set_var(cont)
a_col.set_values(0, 10)
a_col.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
a_col.set_time(500)
a_col.set_playback_time(500)
a_col. set_custom_exec_cb(lambda a,val: column_gap_anim(cont,val))
lv.anim_t.start(a_col)

39
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_6.c Normal file
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#include "../../lv_examples.h"
#if LV_USE_GRID && LV_BUILD_EXAMPLES
/**
* Demonstrate RTL direction on grid
*/
void lv_example_grid_6(void)
{
static lv_coord_t col_dsc[] = {60, 60, 60, LV_GRID_TEMPLATE_LAST};
static lv_coord_t row_dsc[] = {45, 45, 45, LV_GRID_TEMPLATE_LAST};
/*Create a container with grid*/
lv_obj_t * cont = lv_obj_create(lv_scr_act());
lv_obj_set_size(cont, 300, 220);
lv_obj_center(cont);
lv_obj_set_style_base_dir(cont, LV_BASE_DIR_RTL, 0);
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_obj_t * label;
lv_obj_t * obj;
uint32_t i;
for(i = 0; i < 9; i++) {
uint8_t col = i % 3;
uint8_t row = i / 3;
obj = lv_obj_create(cont);
/*Stretch the cell horizontally and vertically too
*Set span to 1 to make the cell 1 column/row sized*/
lv_obj_set_grid_cell(obj, LV_GRID_ALIGN_STRETCH, col, 1,
LV_GRID_ALIGN_STRETCH, row, 1);
label = lv_label_create(obj);
lv_label_set_text_fmt(label, "%d,%d", col, row);
lv_obj_center(label);
}
}
#endif

27
LVGL.Simulator/lvgl/examples/layouts/grid/lv_example_grid_6.py Normal file
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#
# Demonstrate RTL direction on grid
#
col_dsc = [60, 60, 60, lv.GRID_TEMPLATE.LAST]
row_dsc = [40, 40, 40, lv.GRID_TEMPLATE.LAST]
# Create a container with grid
cont = lv.obj(lv.scr_act())
cont.set_size(300, 220)
cont.center()
cont.set_style_base_dir(lv.BASE_DIR.RTL,0)
cont.set_grid_dsc_array(col_dsc, row_dsc)
for i in range(9):
col = i % 3
row = i // 3
obj = lv.obj(cont)
# Stretch the cell horizontally and vertically too
# Set span to 1 to make the cell 1 column/row sized
obj.set_grid_cell(lv.GRID_ALIGN.STRETCH, col, 1,
lv.GRID_ALIGN.STRETCH, row, 1)
label = lv.label(obj)
label.set_text("{:d},{:d}".format(col, row))
label.center()

39
LVGL.Simulator/lvgl/examples/layouts/lv_example_layout.h Normal file
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/**
* @file lv_example_layout.h
*
*/
#ifndef LV_EXAMPLE_LAYOUT_H
#define LV_EXAMPLE_LAYOUT_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "flex/lv_example_flex.h"
#include "grid/lv_example_grid.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_EXAMPLE_LAYOUT_H*/