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flipperzero-firmware/applications/gui/elements.c
gornekich 146cd51894
[FL-1497] GUI textbox element and widget (#792) 
* canvas: add font parameters
* elements: add text box element
* widget: add text box element
* nfc: rework delete and info scene with text box widget
* gui: update documentation
* gui: fix canvas_get_font_params return

Co-authored-by: あく <alleteam@gmail.com>
2021-10-27 21:55:03 +03:00

570 lines
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#include "elements.h"
#include "gui/canvas.h"
#include <gui/icon_i.h>
#include <gui/icon_animation_i.h>
#include <m-string.h>
#include <furi.h>
#include "canvas_i.h"
#include <string.h>
#include <stdint.h>
#include <stdbool.h>
typedef struct {
uint8_t x;
uint8_t y;
uint8_t leading_min;
uint8_t leading_default;
uint8_t height;
uint8_t descender;
uint8_t len;
const char* text;
} ElementTextBoxLine;
void elements_progress_bar(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t progress,
uint8_t total) {
furi_assert(canvas);
furi_assert(total > 0);
uint8_t height = 9;
uint8_t marker_width = 7;
furi_assert(width > marker_width);
uint8_t progress_length = ((float)progress / total) * (width - marker_width - 2);
// rframe doesnt work if (radius * 2) > any rect side, so write manually
uint8_t x_max = x + width - 1;
uint8_t y_max = y + height - 1;
canvas_draw_line(canvas, x + 3, y, x_max - 3, y);
canvas_draw_line(canvas, x_max - 3, y, x_max, y + 3);
canvas_draw_line(canvas, x_max, y + 3, x_max, y_max - 3);
canvas_draw_line(canvas, x_max, y_max - 3, x_max - 3, y_max);
canvas_draw_line(canvas, x_max - 3, y_max, x + 3, y_max);
canvas_draw_line(canvas, x + 3, y_max, x, y_max - 3);
canvas_draw_line(canvas, x, y_max - 3, x, y + 3);
canvas_draw_line(canvas, x, y + 3, x + 3, y);
canvas_draw_rbox(canvas, x + 1, y + 1, marker_width + progress_length, height - 2, 3);
canvas_invert_color(canvas);
canvas_draw_dot(canvas, x + progress_length + 3, y + 2);
canvas_draw_dot(canvas, x + progress_length + 4, y + 2);
canvas_draw_dot(canvas, x + progress_length + 5, y + 3);
canvas_draw_dot(canvas, x + progress_length + 6, y + 4);
canvas_invert_color(canvas);
}
void elements_scrollbar_pos(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t height,
uint16_t pos,
uint16_t total) {
furi_assert(canvas);
// prevent overflows
canvas_set_color(canvas, ColorWhite);
canvas_draw_box(canvas, x - 3, y, 3, height);
// dot line
canvas_set_color(canvas, ColorBlack);
for(uint8_t i = y; i < height + y; i += 2) {
canvas_draw_dot(canvas, x - 2, i);
}
// Position block
if(total) {
float block_h = ((float)height) / total;
canvas_draw_box(canvas, x - 3, y + (block_h * pos), 3, MAX(block_h, 1));
}
}
void elements_scrollbar(Canvas* canvas, uint16_t pos, uint16_t total) {
furi_assert(canvas);
uint8_t width = canvas_width(canvas);
uint8_t height = canvas_height(canvas);
// prevent overflows
canvas_set_color(canvas, ColorWhite);
canvas_draw_box(canvas, width - 3, 0, 3, height);
// dot line
canvas_set_color(canvas, ColorBlack);
for(uint8_t i = 0; i < height; i += 2) {
canvas_draw_dot(canvas, width - 2, i);
}
// Position block
if(total) {
float block_h = ((float)height) / total;
canvas_draw_box(canvas, width - 3, block_h * pos, 3, MAX(block_h, 1));
}
}
void elements_frame(Canvas* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height) {
furi_assert(canvas);
canvas_draw_line(canvas, x + 2, y, x + width - 2, y);
canvas_draw_line(canvas, x + 1, y + height - 1, x + width, y + height - 1);
canvas_draw_line(canvas, x + 2, y + height, x + width - 1, y + height);
canvas_draw_line(canvas, x, y + 2, x, y + height - 2);
canvas_draw_line(canvas, x + width - 1, y + 1, x + width - 1, y + height - 2);
canvas_draw_line(canvas, x + width, y + 2, x + width, y + height - 2);
canvas_draw_dot(canvas, x + 1, y + 1);
}
void elements_button_left(Canvas* canvas, const char* str) {
const uint8_t button_height = 13;
const uint8_t vertical_offset = 3;
const uint8_t horizontal_offset = 3;
const uint8_t string_width = canvas_string_width(canvas, str);
const Icon* icon = &I_ButtonLeft_4x7;
const uint8_t icon_offset = 3;
const uint8_t icon_width_with_offset = icon->width + icon_offset;
const uint8_t button_width = string_width + horizontal_offset * 2 + icon_width_with_offset;
const uint8_t x = 0;
const uint8_t y = canvas_height(canvas);
canvas_draw_box(canvas, x, y - button_height, button_width, button_height);
canvas_draw_line(canvas, x + button_width + 0, y, x + button_width + 0, y - button_height + 0);
canvas_draw_line(canvas, x + button_width + 1, y, x + button_width + 1, y - button_height + 1);
canvas_draw_line(canvas, x + button_width + 2, y, x + button_width + 2, y - button_height + 2);
canvas_invert_color(canvas);
canvas_draw_icon(
canvas, x + horizontal_offset, y - button_height + vertical_offset, &I_ButtonLeft_4x7);
canvas_draw_str(
canvas, x + horizontal_offset + icon_width_with_offset, y - vertical_offset, str);
canvas_invert_color(canvas);
}
void elements_button_right(Canvas* canvas, const char* str) {
const uint8_t button_height = 13;
const uint8_t vertical_offset = 3;
const uint8_t horizontal_offset = 3;
const uint8_t string_width = canvas_string_width(canvas, str);
const Icon* icon = &I_ButtonRight_4x7;
const uint8_t icon_offset = 3;
const uint8_t icon_width_with_offset = icon->width + icon_offset;
const uint8_t button_width = string_width + horizontal_offset * 2 + icon_width_with_offset;
const uint8_t x = canvas_width(canvas);
const uint8_t y = canvas_height(canvas);
canvas_draw_box(canvas, x - button_width, y - button_height, button_width, button_height);
canvas_draw_line(canvas, x - button_width - 1, y, x - button_width - 1, y - button_height + 0);
canvas_draw_line(canvas, x - button_width - 2, y, x - button_width - 2, y - button_height + 1);
canvas_draw_line(canvas, x - button_width - 3, y, x - button_width - 3, y - button_height + 2);
canvas_invert_color(canvas);
canvas_draw_str(canvas, x - button_width + horizontal_offset, y - vertical_offset, str);
canvas_draw_icon(
canvas,
x - horizontal_offset - icon->width,
y - button_height + vertical_offset,
&I_ButtonRight_4x7);
canvas_invert_color(canvas);
}
void elements_button_center(Canvas* canvas, const char* str) {
const uint8_t button_height = 13;
const uint8_t vertical_offset = 3;
const uint8_t horizontal_offset = 1;
const uint8_t string_width = canvas_string_width(canvas, str);
const Icon* icon = &I_ButtonCenter_7x7;
const uint8_t icon_offset = 3;
const uint8_t icon_width_with_offset = icon->width + icon_offset;
const uint8_t button_width = string_width + horizontal_offset * 2 + icon_width_with_offset;
const uint8_t x = (canvas_width(canvas) - button_width) / 2;
const uint8_t y = canvas_height(canvas);
canvas_draw_box(canvas, x, y - button_height, button_width, button_height);
canvas_draw_line(canvas, x - 1, y, x - 1, y - button_height + 0);
canvas_draw_line(canvas, x - 2, y, x - 2, y - button_height + 1);
canvas_draw_line(canvas, x - 3, y, x - 3, y - button_height + 2);
canvas_draw_line(canvas, x + button_width + 0, y, x + button_width + 0, y - button_height + 0);
canvas_draw_line(canvas, x + button_width + 1, y, x + button_width + 1, y - button_height + 1);
canvas_draw_line(canvas, x + button_width + 2, y, x + button_width + 2, y - button_height + 2);
canvas_invert_color(canvas);
canvas_draw_icon(
canvas, x + horizontal_offset, y - button_height + vertical_offset, &I_ButtonCenter_7x7);
canvas_draw_str(
canvas, x + horizontal_offset + icon_width_with_offset, y - vertical_offset, str);
canvas_invert_color(canvas);
}
void elements_multiline_text_aligned(
Canvas* canvas,
uint8_t x,
uint8_t y,
Align horizontal,
Align vertical,
const char* text) {
furi_assert(canvas);
furi_assert(text);
uint8_t font_height = canvas_current_font_height(canvas);
string_t str;
string_init(str);
const char* start = text;
char* end;
// get lines count
uint8_t i, lines_count;
for(i = 0, lines_count = 0; text[i]; i++) lines_count += (text[i] == '\n');
switch(vertical) {
case AlignBottom:
y -= font_height * lines_count;
break;
case AlignCenter:
y -= (font_height * lines_count) / 2;
break;
case AlignTop:
default:
break;
}
do {
end = strchr(start, '\n');
if(end) {
string_set_strn(str, start, end - start);
} else {
string_set_str(str, start);
}
uint16_t len_px = canvas_string_width(canvas, string_get_cstr(str));
uint8_t px_left =
canvas_width(canvas) - (x - (horizontal == AlignCenter ? len_px / 2 : 0));
// hacky
if(len_px > px_left) {
string_t buff;
string_init_set(buff, str);
size_t s_len = string_size(str);
uint8_t end_pos = s_len - ((len_px - px_left) / (len_px / s_len) + 5);
string_left(buff, end_pos);
string_cat(buff, "-");
string_right(str, end_pos);
canvas_draw_str_aligned(canvas, x, y, horizontal, vertical, string_get_cstr(buff));
string_clear(buff);
start = end + 1;
y += font_height;
}
canvas_draw_str_aligned(canvas, x, y, horizontal, vertical, string_get_cstr(str));
start = end + 1;
y += font_height;
} while(end);
string_clear(str);
}
void elements_multiline_text(Canvas* canvas, uint8_t x, uint8_t y, const char* text) {
furi_assert(canvas);
furi_assert(text);
uint8_t font_height = canvas_current_font_height(canvas);
string_t str;
string_init(str);
const char* start = text;
char* end;
do {
end = strchr(start, '\n');
if(end) {
string_set_strn(str, start, end - start);
} else {
string_set_str(str, start);
}
canvas_draw_str(canvas, x, y, string_get_cstr(str));
start = end + 1;
y += font_height;
} while(end && y < 64);
string_clear(str);
}
void elements_multiline_text_framed(Canvas* canvas, uint8_t x, uint8_t y, const char* text) {
furi_assert(canvas);
furi_assert(text);
uint8_t font_y = canvas_current_font_height(canvas);
uint16_t str_width = canvas_string_width(canvas, text);
// count \n's
uint8_t lines = 1;
const char* t = text;
while(*t != '\0') {
if(*t == '\n') {
lines++;
uint16_t temp_width = canvas_string_width(canvas, t + 1);
str_width = temp_width > str_width ? temp_width : str_width;
}
t++;
}
canvas_set_color(canvas, ColorWhite);
canvas_draw_box(canvas, x, y - font_y, str_width + 8, font_y * lines + 4);
canvas_set_color(canvas, ColorBlack);
elements_multiline_text(canvas, x + 4, y - 1, text);
elements_frame(canvas, x, y - font_y, str_width + 8, font_y * lines + 4);
}
void elements_slightly_rounded_frame(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t height) {
furi_assert(canvas);
canvas_draw_rframe(canvas, x, y, width, height, 1);
}
void elements_slightly_rounded_box(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t height) {
furi_assert(canvas);
canvas_draw_rbox(canvas, x, y, width, height, 1);
}
void elements_bubble(Canvas* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height) {
furi_assert(canvas);
canvas_draw_rframe(canvas, x + 4, y, width, height, 3);
uint8_t y_corner = y + height * 2 / 3;
canvas_draw_line(canvas, x, y_corner, x + 4, y_corner - 4);
canvas_draw_line(canvas, x, y_corner, x + 4, y_corner + 4);
canvas_set_color(canvas, ColorWhite);
canvas_draw_line(canvas, x + 4, y_corner - 3, x + 4, y_corner + 3);
canvas_set_color(canvas, ColorBlack);
}
void elements_string_fit_width(Canvas* canvas, string_t string, uint8_t width) {
furi_assert(canvas);
furi_assert(string);
uint16_t len_px = canvas_string_width(canvas, string_get_cstr(string));
if(len_px > width) {
width -= canvas_string_width(canvas, "...");
do {
string_left(string, string_size(string) - 1);
len_px = canvas_string_width(canvas, string_get_cstr(string));
} while(len_px > width);
string_cat(string, "...");
}
}
void elements_text_box(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t height,
Align horizontal,
Align vertical,
const char* text) {
furi_assert(canvas);
ElementTextBoxLine line[ELEMENTS_MAX_LINES_NUM];
bool bold = false;
bool mono = false;
bool inversed = false;
bool inversed_present = false;
Font current_font = FontSecondary;
Font prev_font = FontSecondary;
CanvasFontParameters* font_params = canvas_get_font_params(canvas, current_font);
// Fill line parameters
uint8_t line_leading_min = font_params->leading_min;
uint8_t line_leading_default = font_params->leading_default;
uint8_t line_height = font_params->height;
uint8_t line_descender = font_params->descender;
uint8_t line_num = 0;
uint8_t line_width = 0;
uint8_t line_len = 0;
uint8_t total_height_min = 0;
uint8_t total_height_default = 0;
uint16_t i = 0;
bool full_text_processed = false;
canvas_set_font(canvas, FontSecondary);
// Fill all lines
line[0].text = text;
for(i = 0; !full_text_processed; i++) {
line_len++;
// Identify line height
if(prev_font != current_font) {
font_params = canvas_get_font_params(canvas, current_font);
line_leading_min = MAX(line_leading_min, font_params->leading_min);
line_leading_default = MAX(line_leading_default, font_params->leading_default);
line_height = MAX(line_height, font_params->height);
line_descender = MAX(line_descender, font_params->descender);
prev_font = current_font;
}
// Set the font
if(text[i] == '\e' && text[i + 1]) {
i++;
line_len++;
if(text[i] == ELEMENTS_BOLD_MARKER) {
if(bold) {
current_font = FontSecondary;
} else {
current_font = FontPrimary;
}
canvas_set_font(canvas, current_font);
bold = !bold;
}
if(text[i] == ELEMENTS_MONO_MARKER) {
if(mono) {
current_font = FontSecondary;
} else {
current_font = FontKeyboard;
}
canvas_set_font(canvas, FontKeyboard);
mono = !mono;
}
if(text[i] == ELEMENTS_INVERSED_MARKER) {
inversed_present = true;
}
continue;
}
if(text[i] != '\n') {
line_width += canvas_glyph_width(canvas, text[i]);
}
// Process new line
if(text[i] == '\n' || text[i] == '\0' || line_width > width) {
if(line_width > width) {
line_width -= canvas_glyph_width(canvas, text[i--]);
line_len--;
}
if(text[i] == '\0') {
full_text_processed = true;
}
if(inversed_present) {
line_leading_min += 1;
line_leading_default += 1;
inversed_present = false;
}
line[line_num].leading_min = line_leading_min;
line[line_num].leading_default = line_leading_default;
line[line_num].height = line_height;
line[line_num].descender = line_descender;
if(total_height_min + line_leading_min > height) {
line_num--;
break;
}
total_height_min += line_leading_min;
total_height_default += line_leading_default;
line[line_num].len = line_len;
if(horizontal == AlignCenter) {
line[line_num].x = x + (width - line_width) / 2;
} else if(horizontal == AlignRight) {
line[line_num].x = x + (width - line_width);
} else {
line[line_num].x = x;
}
line[line_num].y = total_height_min;
line_num++;
if(text[i + 1]) {
line[line_num].text = &text[i + 1];
}
line_leading_min = font_params->leading_min;
line_height = font_params->height;
line_descender = font_params->descender;
line_width = 0;
line_len = 0;
}
}
// Set vertical alignment for all lines
if(full_text_processed) {
if(total_height_default < height) {
if(vertical == AlignTop) {
line[0].y = y + line[0].height;
} else if(vertical == AlignCenter) {
line[0].y = y + line[0].height + (height - total_height_default) / 2;
} else if(vertical == AlignBottom) {
line[0].y = y + line[0].height + (height - total_height_default);
}
if(line_num > 1) {
for(uint8_t i = 1; i < line_num; i++) {
line[i].y = line[i - 1].y + line[i - 1].leading_default;
}
}
} else if(line_num > 1) {
uint8_t free_pixel_num = height - total_height_min;
uint8_t fill_pixel = 0;
uint8_t j = 1;
line[0].y = line[0].height;
while(fill_pixel < free_pixel_num) {
line[j].y = line[j - 1].y + line[j - 1].leading_min + 1;
fill_pixel++;
j = j % (line_num - 1) + 1;
}
}
}
// Draw line by line
canvas_set_font(canvas, FontSecondary);
bold = false;
mono = false;
inversed = false;
for(uint8_t i = 0; i < line_num; i++) {
for(uint8_t j = 0; j < line[i].len; j++) {
// Process format symbols
if(line[i].text[j] == ELEMENTS_BOLD_MARKER) {
if(bold) {
current_font = FontSecondary;
} else {
current_font = FontPrimary;
}
canvas_set_font(canvas, current_font);
bold = !bold;
continue;
}
if(line[i].text[j] == ELEMENTS_MONO_MARKER) {
if(mono) {
current_font = FontSecondary;
} else {
current_font = FontKeyboard;
}
canvas_set_font(canvas, current_font);
mono = !mono;
continue;
}
if(line[i].text[j] == ELEMENTS_INVERSED_MARKER) {
inversed = !inversed;
continue;
}
if(inversed) {
canvas_draw_box(
canvas,
line[i].x - 1,
line[i].y - line[i].height - 1,
canvas_glyph_width(canvas, line[i].text[j]) + 1,
line[i].height + line[i].descender + 2);
canvas_invert_color(canvas);
canvas_draw_glyph(canvas, line[i].x, line[i].y, line[i].text[j]);
canvas_invert_color(canvas);
} else {
canvas_draw_glyph(canvas, line[i].x, line[i].y, line[i].text[j]);
}
line[i].x += canvas_glyph_width(canvas, line[i].text[j]);
}
}
canvas_set_font(canvas, FontSecondary);
}
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