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lvgl_cpp/lvgl/extra/themes/mono/lv_theme_mono.c

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v0.1
2023-03-14 11:57:25 +00:00
/**
* @file lv_theme_mono.c
*
*/
/*********************
* INCLUDES
*********************/
#include "../../../../lvgl/lvgl.h"
#if LV_USE_THEME_MONO
#include "lv_theme_mono.h"
#include "../../../misc/lv_gc.h"
/*********************
* DEFINES
*********************/
#define COLOR_FG dark_bg ? lv_color_white() : lv_color_black()
#define COLOR_BG dark_bg ? lv_color_black() : lv_color_white()
#define BORDER_W_NORMAL 1
#define BORDER_W_PR 3
#define BORDER_W_DIS 0
#define BORDER_W_FOCUS 1
#define BORDER_W_EDIT 2
#define PAD_DEF 4
/**********************
* TYPEDEFS
**********************/
typedef struct {
lv_style_t scr;
lv_style_t card;
lv_style_t scrollbar;
lv_style_t btn;
lv_style_t pr;
lv_style_t inv;
lv_style_t disabled;
lv_style_t focus;
lv_style_t edit;
lv_style_t pad_gap;
lv_style_t pad_zero;
lv_style_t no_radius;
lv_style_t radius_circle;
lv_style_t large_border;
lv_style_t large_line_space;
lv_style_t underline;
#if LV_USE_TEXTAREA
lv_style_t ta_cursor;
#endif
} my_theme_styles_t;
/**********************
* STATIC PROTOTYPES
**********************/
static void style_init_reset(lv_style_t * style);
static void theme_apply(lv_theme_t * th, lv_obj_t * obj);
/**********************
* STATIC VARIABLES
**********************/
static my_theme_styles_t * styles;
static lv_theme_t theme;
static bool inited;
/**********************
* MACROS
**********************/
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init(bool dark_bg, const lv_font_t * font)
{
style_init_reset(&styles->scrollbar);
lv_style_set_bg_opa(&styles->scrollbar, LV_OPA_COVER);
lv_style_set_bg_color(&styles->scrollbar, COLOR_FG);
lv_style_set_width(&styles->scrollbar, PAD_DEF);
style_init_reset(&styles->scr);
lv_style_set_bg_opa(&styles->scr, LV_OPA_COVER);
lv_style_set_bg_color(&styles->scr, COLOR_BG);
lv_style_set_text_color(&styles->scr, COLOR_FG);
lv_style_set_pad_row(&styles->scr, PAD_DEF);
lv_style_set_pad_column(&styles->scr, PAD_DEF);
lv_style_set_text_font(&styles->scr, font);
style_init_reset(&styles->card);
lv_style_set_bg_opa(&styles->card, LV_OPA_COVER);
lv_style_set_bg_color(&styles->card, COLOR_BG);
lv_style_set_border_color(&styles->card, COLOR_FG);
lv_style_set_radius(&styles->card, 2);
lv_style_set_border_width(&styles->card, BORDER_W_NORMAL);
lv_style_set_pad_all(&styles->card, PAD_DEF);
lv_style_set_pad_gap(&styles->card, PAD_DEF);
lv_style_set_text_color(&styles->card, COLOR_FG);
lv_style_set_line_width(&styles->card, 2);
lv_style_set_line_color(&styles->card, COLOR_FG);
lv_style_set_arc_width(&styles->card, 2);
lv_style_set_arc_color(&styles->card, COLOR_FG);
lv_style_set_outline_color(&styles->card, COLOR_FG);
lv_style_set_anim_time(&styles->card, 300);
style_init_reset(&styles->pr);
lv_style_set_border_width(&styles->pr, BORDER_W_PR);
style_init_reset(&styles->inv);
lv_style_set_bg_opa(&styles->inv, LV_OPA_COVER);
lv_style_set_bg_color(&styles->inv, COLOR_FG);
lv_style_set_border_color(&styles->inv, COLOR_BG);
lv_style_set_line_color(&styles->inv, COLOR_BG);
lv_style_set_arc_color(&styles->inv, COLOR_BG);
lv_style_set_text_color(&styles->inv, COLOR_BG);
lv_style_set_outline_color(&styles->inv, COLOR_BG);
style_init_reset(&styles->disabled);
lv_style_set_border_width(&styles->disabled, BORDER_W_DIS);
style_init_reset(&styles->focus);
lv_style_set_outline_width(&styles->focus, 1);
lv_style_set_outline_pad(&styles->focus, BORDER_W_FOCUS);
style_init_reset(&styles->edit);
lv_style_set_outline_width(&styles->edit, BORDER_W_EDIT);
style_init_reset(&styles->large_border);
lv_style_set_border_width(&styles->large_border, BORDER_W_EDIT);
style_init_reset(&styles->pad_gap);
lv_style_set_pad_gap(&styles->pad_gap, PAD_DEF);
style_init_reset(&styles->pad_zero);
lv_style_set_pad_all(&styles->pad_zero, 0);
lv_style_set_pad_gap(&styles->pad_zero, 0);
style_init_reset(&styles->no_radius);
lv_style_set_radius(&styles->no_radius, 0);
style_init_reset(&styles->radius_circle);
lv_style_set_radius(&styles->radius_circle, LV_RADIUS_CIRCLE);
style_init_reset(&styles->large_line_space);
lv_style_set_text_line_space(&styles->large_line_space, 6);
style_init_reset(&styles->underline);
lv_style_set_text_decor(&styles->underline, LV_TEXT_DECOR_UNDERLINE);
#if LV_USE_TEXTAREA
style_init_reset(&styles->ta_cursor);
lv_style_set_border_side(&styles->ta_cursor, LV_BORDER_SIDE_LEFT);
lv_style_set_border_color(&styles->ta_cursor, COLOR_FG);
lv_style_set_border_width(&styles->ta_cursor, 2);
lv_style_set_bg_opa(&styles->ta_cursor, LV_OPA_TRANSP);
lv_style_set_anim_time(&styles->ta_cursor, 500);
#endif
}
/**********************
* GLOBAL FUNCTIONS
**********************/
bool lv_theme_mono_is_inited(void)
{
return LV_GC_ROOT(_lv_theme_default_styles) == NULL ? false : true;
}
lv_theme_t * lv_theme_mono_init(lv_disp_t * disp, bool dark_bg, const lv_font_t * font)
{
/*This trick is required only to avoid the garbage collection of
*styles' data if LVGL is used in a binding (e.g. Micropython)
*In a general case styles could be in simple `static lv_style_t my_style...` variables*/
if(!inited) {
inited = false;
LV_GC_ROOT(_lv_theme_default_styles) = lv_mem_alloc(sizeof(my_theme_styles_t));
styles = (my_theme_styles_t *)LV_GC_ROOT(_lv_theme_default_styles);
}
theme.disp = disp;
theme.font_small = LV_FONT_DEFAULT;
theme.font_normal = LV_FONT_DEFAULT;
theme.font_large = LV_FONT_DEFAULT;
theme.apply_cb = theme_apply;
style_init(dark_bg, font);
if(disp == NULL || lv_disp_get_theme(disp) == &theme) lv_obj_report_style_change(NULL);
inited = true;
return (lv_theme_t *)&theme;
}
static void theme_apply(lv_theme_t * th, lv_obj_t * obj)
{
LV_UNUSED(th);
if(lv_obj_get_parent(obj) == NULL) {
lv_obj_add_style(obj, &styles->scr, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
return;
}
if(lv_obj_check_type(obj, &lv_obj_class)) {
#if LV_USE_TABVIEW
lv_obj_t * parent = lv_obj_get_parent(obj);
/*Tabview content area*/
if(lv_obj_check_type(parent, &lv_tabview_class)) {
return;
}
/*Tabview pages*/
else if(lv_obj_check_type(lv_obj_get_parent(parent), &lv_tabview_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->no_radius, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
return;
}
#endif
#if LV_USE_WIN
/*Header*/
if(lv_obj_get_index(obj) == 0 && lv_obj_check_type(lv_obj_get_parent(obj), &lv_win_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->no_radius, 0);
return;
}
/*Content*/
else if(lv_obj_get_index(obj) == 1 && lv_obj_check_type(lv_obj_get_parent(obj), &lv_win_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->no_radius, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
return;
}
#endif
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
}
#if LV_USE_BTN
else if(lv_obj_check_type(obj, &lv_btn_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->pr, LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->inv, LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->disabled, LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_BTNMATRIX
else if(lv_obj_check_type(obj, &lv_btnmatrix_class)) {
#if LV_USE_MSGBOX
if(lv_obj_check_type(lv_obj_get_parent(obj), &lv_msgbox_class)) {
lv_obj_add_style(obj, &styles->pad_gap, 0);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->disabled, LV_PART_ITEMS | LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->underline, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->large_border, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
return;
}
#endif
#if LV_USE_TABVIEW
if(lv_obj_check_type(lv_obj_get_parent(obj), &lv_tabview_class)) {
lv_obj_add_style(obj, &styles->pad_gap, 0);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->inv, LV_PART_ITEMS | LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->disabled, LV_PART_ITEMS | LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->underline, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->large_border, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
return;
}
#endif
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->inv, LV_PART_ITEMS | LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->disabled, LV_PART_ITEMS | LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->underline, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->large_border, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
}
#endif
#if LV_USE_BAR
else if(lv_obj_check_type(obj, &lv_bar_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->pad_zero, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
}
#endif
#if LV_USE_SLIDER
else if(lv_obj_check_type(obj, &lv_slider_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->pad_zero, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->card, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->radius_circle, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_TABLE
else if(lv_obj_check_type(obj, &lv_table_class)) {
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->no_radius, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->inv, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_CHECKBOX
else if(lv_obj_check_type(obj, &lv_checkbox_class)) {
lv_obj_add_style(obj, &styles->pad_gap, LV_PART_MAIN);
lv_obj_add_style(obj, &styles->card, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->disabled, LV_PART_INDICATOR | LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->inv, LV_PART_INDICATOR | LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->pr, LV_PART_INDICATOR | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_SWITCH
else if(lv_obj_check_type(obj, &lv_switch_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->radius_circle, 0);
lv_obj_add_style(obj, &styles->pad_zero, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->radius_circle, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->card, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->radius_circle, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->pad_zero, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_CHART
else if(lv_obj_check_type(obj, &lv_chart_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->card, LV_PART_TICKS);
lv_obj_add_style(obj, &styles->card, LV_PART_CURSOR);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
}
#endif
#if LV_USE_ROLLER
else if(lv_obj_check_type(obj, &lv_roller_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->large_line_space, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_SELECTED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_DROPDOWN
else if(lv_obj_check_type(obj, &lv_dropdown_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->pr, LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
else if(lv_obj_check_type(obj, &lv_dropdownlist_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->large_line_space, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &styles->inv, LV_PART_SELECTED | LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->pr, LV_PART_SELECTED | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_ARC
else if(lv_obj_check_type(obj, &lv_arc_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->pad_zero, LV_PART_INDICATOR);
lv_obj_add_style(obj, &styles->card, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->radius_circle, LV_PART_KNOB);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_METER
else if(lv_obj_check_type(obj, &lv_meter_class)) {
lv_obj_add_style(obj, &styles->card, 0);
}
#endif
#if LV_USE_TEXTAREA
else if(lv_obj_check_type(obj, &lv_textarea_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
lv_obj_add_style(obj, &styles->ta_cursor, LV_PART_CURSOR | LV_STATE_FOCUSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUSED);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_CALENDAR
else if(lv_obj_check_type(obj, &lv_calendar_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->no_radius, 0);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->disabled, LV_PART_ITEMS | LV_STATE_DISABLED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
lv_obj_add_style(obj, &styles->large_border, LV_PART_ITEMS | LV_STATE_FOCUS_KEY);
}
#endif
#if LV_USE_KEYBOARD
else if(lv_obj_check_type(obj, &lv_keyboard_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->card, LV_PART_ITEMS);
lv_obj_add_style(obj, &styles->pr, LV_PART_ITEMS | LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->inv, LV_PART_ITEMS | LV_STATE_CHECKED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
lv_obj_add_style(obj, &styles->large_border, LV_PART_ITEMS | LV_STATE_EDITED);
}
#endif
#if LV_USE_LIST
else if(lv_obj_check_type(obj, &lv_list_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
return;
}
else if(lv_obj_check_type(obj, &lv_list_text_class)) {
}
else if(lv_obj_check_type(obj, &lv_list_btn_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->pr, LV_STATE_PRESSED);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->large_border, LV_STATE_EDITED);
}
#endif
#if LV_USE_MSGBOX
else if(lv_obj_check_type(obj, &lv_msgbox_class)) {
lv_obj_add_style(obj, &styles->card, 0);
return;
}
#endif
#if LV_USE_SPINBOX
else if(lv_obj_check_type(obj, &lv_spinbox_class)) {
lv_obj_add_style(obj, &styles->card, 0);
lv_obj_add_style(obj, &styles->inv, LV_PART_CURSOR);
lv_obj_add_style(obj, &styles->focus, LV_STATE_FOCUS_KEY);
lv_obj_add_style(obj, &styles->edit, LV_STATE_EDITED);
}
#endif
#if LV_USE_TILEVIEW
else if(lv_obj_check_type(obj, &lv_tileview_class)) {
lv_obj_add_style(obj, &styles->scr, 0);
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
}
else if(lv_obj_check_type(obj, &lv_tileview_tile_class)) {
lv_obj_add_style(obj, &styles->scrollbar, LV_PART_SCROLLBAR);
}
#endif
#if LV_USE_LED
else if(lv_obj_check_type(obj, &lv_led_class)) {
lv_obj_add_style(obj, &styles->card, 0);
}
#endif
}
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init_reset(lv_style_t * style)
{
if(inited) {
lv_style_reset(style);
}
else {
lv_style_init(style);
}
}
#endif