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I decided that using 4 SPACES is better than mixing with tabs.

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Artsiom Dzenisiuk
2025-10-18 18:18:29 +02:00
parent e958fcdafe
commit f5faf5ae8c
4 changed files with 182 additions and 177 deletions
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237
box.c
View File

@@ -23,199 +23,206 @@ static void draw_container(struct box *, double x, double y, double width, doubl
static void draw_button(struct box *, double x, double y, double width, double height); static void draw_button(struct box *, double x, double y, double width, double height);
void
append_box(struct box *parent, struct box *child)
{
parent->children[parent->length++] = child;
}
static void static void
draw_rectangle(double fx, double fy, double fwidth, double fheight) draw_rectangle(double fx, double fy, double fwidth, double fheight)
{ {
size_t x = llround(fx); size_t x = llround(fx);
size_t y = llround(fy); size_t y = llround(fy);
size_t w = llround(fwidth) - 1; size_t w = llround(fwidth) - 1;
size_t h = llround(fheight) - 1; size_t h = llround(fheight) - 1;
/* corners */ /* corners */
ui_char(x, y, '+'); ui_char(x, y, '+');
ui_char(x, y + h, '+'); ui_char(x, y + h, '+');
ui_char(x + w, y + h, '+'); ui_char(x + w, y + h, '+');
ui_char(x + w, y, '+'); ui_char(x + w, y, '+');
/* vertical borders */ /* vertical borders */
for (size_t i = 1; i < h; i++) { for (size_t i = 1; i < h; i++) {
ui_char(x, y + i, '|'); ui_char(x, y + i, '|');
} }
for (size_t i = 1; i < h; i++) { for (size_t i = 1; i < h; i++) {
ui_char(x + w, y + i, '|'); ui_char(x + w, y + i, '|');
} }
/* horizontal borders */ /* horizontal borders */
for (size_t i = 1; i < w; i++) { for (size_t i = 1; i < w; i++) {
ui_char(x + i, y, '-'); ui_char(x + i, y, '-');
} }
for (size_t i = 1; i < w; i++) { for (size_t i = 1; i < w; i++) {
ui_char(x + i, y + h, '-'); ui_char(x + i, y + h, '-');
} }
} }
static void static void
draw_chart(struct box *chart, double x, double y, double width, double height) draw_chart(struct box *chart, double x, double y, double width, double height)
{ {
char c = '@'; char c = '@';
long int actual_diff; long int actual_diff;
double diff, price; double diff, price;
enum ui_color color; enum ui_color color;
draw_rectangle(x, y, width, height); draw_rectangle(x, y, width, height);
x += 1; x += 1;
y += 1; y += 1;
width -= 2; width -= 2;
height -= 2; height -= 2;
price = height / 2; price = height / 2;
actual_diff = 0; actual_diff = 0;
for (size_t i = 0; i < width; i++) { for (size_t i = 0; i < width; i++) {
diff = (double)rand() / RAND_MAX - 0.6; diff = (double)rand() / RAND_MAX - 0.6;
actual_diff = (size_t)(height + y - price) - (size_t)(height + y - (price + diff)); actual_diff = (size_t)(height + y - price) - (size_t)(height + y - (price + diff));
if (actual_diff > 0) { if (actual_diff > 0) {
color = UI_GREEN; color = UI_GREEN;
} else if (actual_diff == 0) { } else if (actual_diff == 0) {
color = UI_NONE; color = UI_NONE;
} else if (actual_diff < 0) { } else if (actual_diff < 0) {
color = UI_RED; color = UI_RED;
} }
ui_color_on(color); ui_color_on(color);
ui_char(x + i, height + y - price, c); ui_char(x + i, height + y - price, c);
ui_color_off(color); ui_color_off(color);
price += diff; price += diff;
} }
} }
static void static void
draw_button(struct box *b, double x, double y, double width, double height) draw_button(struct box *b, double x, double y, double width, double height)
{ {
ui_color_on(b->color); ui_color_on(b->color);
draw_rectangle(x, y, width, height); draw_rectangle(x, y, width, height);
ui_string(x + width / 2 - strlen(b->name) / 2, y + height / 2, b->name); ui_string(x + width / 2 - strlen(b->name) / 2, y + height / 2, b->name);
ui_color_off(b->color); ui_color_off(b->color);
} }
static void static void
draw_container(struct box *b, double x, double y, double width, double height) draw_container(struct box *b, double x, double y, double width, double height)
{ {
double current, length, total_fills, pixels_per_fill; double current, length, total_fills, pixels_per_fill;
struct box *child; struct box *child;
switch (b->type) { switch (b->type) {
case BOX_VERTICAL: case BOX_VERTICAL:
length = height; length = height;
current = y; current = y;
break; break;
case BOX_HORIZONTAL: case BOX_HORIZONTAL:
length = width; length = width;
current = x; current = x;
break; break;
} }
total_fills = 0; total_fills = 0;
for (size_t i = 0; i < b->length; i++) { for (size_t i = 0; i < b->length; i++) {
total_fills += b->children[i]->fills; total_fills += b->children[i]->fills;
} }
pixels_per_fill = length / total_fills; pixels_per_fill = length / total_fills;
for (size_t i = 0; i < b->length; i++) { for (size_t i = 0; i < b->length; i++) {
child = b->children[i]; child = b->children[i];
length = child->fills * pixels_per_fill; length = child->fills * pixels_per_fill;
switch (b->type) { switch (b->type) {
case BOX_VERTICAL: draw_box(child, x, current, width, length); break; case BOX_VERTICAL: draw_box(child, x, current, width, length); break;
case BOX_HORIZONTAL: draw_box(child, current, y, length, height); break; case BOX_HORIZONTAL: draw_box(child, current, y, length, height); break;
} }
current += length; current += length;
} }
} }
struct box * struct box *
new_chart_box(void) new_chart_box(void)
{ {
struct box *chart = malloc(sizeof(struct box)); struct box *chart = malloc(sizeof(struct box));
chart->type = BOX_CHART; chart->type = BOX_CHART;
chart->prices = emalloc(sizeof(double) * 100); chart->prices = emalloc(sizeof(double) * 100);
chart->fills = 1; chart->fills = 1;
chart->color = UI_NONE; chart->color = UI_NONE;
return chart; return chart;
} }
struct box * struct box *
new_button_box(char *name) new_button_box(char *name)
{ {
struct box *button = malloc(sizeof(struct box)); struct box *button = malloc(sizeof(struct box));
button->type = BOX_BUTTON; button->type = BOX_BUTTON;
button->name = name; button->name = name;
button->fills = 1; button->fills = 1;
button->color = UI_NONE; button->color = UI_NONE;
return button; return button;
} }
struct box * struct box *
new_container_box(enum box_type type) new_container_box(enum box_type type)
{ {
struct box *box = emalloc(sizeof(struct box)); struct box *box = emalloc(sizeof(struct box));
box->type = type; box->type = type;
box->fills = 1; box->fills = 1;
box->color = UI_NONE; box->color = UI_NONE;
box->children = emalloc(sizeof(struct box *) * 100); box->children = emalloc(sizeof(struct box *) * 100);
box->length = 0; box->length = 0;
return box; return box;
} }
struct box * struct box *
new_horizontal_box(void) new_horizontal_box(void)
{ {
return new_container_box(BOX_HORIZONTAL); return new_container_box(BOX_HORIZONTAL);
} }
struct box * struct box *
new_vertical_box(void) new_vertical_box(void)
{ {
return new_container_box(BOX_VERTICAL); return new_container_box(BOX_VERTICAL);
} }
void void
draw_box(struct box *b, double x, double y, double width, double height) draw_box(struct box *b, double x, double y, double width, double height)
{ {
switch (b->type) { switch (b->type) {
case BOX_BUTTON: case BOX_BUTTON:
draw_button(b, x, y, width, height); draw_button(b, x, y, width, height);
break; break;
case BOX_CHART: case BOX_CHART:
draw_chart(b, x, y, width, height); draw_chart(b, x, y, width, height);
break; break;
case BOX_HORIZONTAL: case BOX_HORIZONTAL:
case BOX_VERTICAL: case BOX_VERTICAL:
draw_container(b, x, y, width, height); draw_container(b, x, y, width, height);
break; break;
} }
} }

27
box.h
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@@ -24,22 +24,22 @@ struct box {
double fills; double fills;
union { union {
/* button */ /* button */
char *name; char *name;
/* chart and vertical/horizontal box */ /* chart and vertical/horizontal box */
struct { struct {
/* chart and vertical/horizontal box */ /* chart and vertical/horizontal box */
size_t length; size_t length;
union { union {
/* vertical/horizontal box */ /* vertical/horizontal box */
struct box **children; struct box **children;
/* chart */ /* chart */
double *prices; double *prices;
}; };
}; };
}; };
}; };
@@ -49,5 +49,6 @@ struct box *new_vertical_box(void);
struct box *new_horizontal_box(void); struct box *new_horizontal_box(void);
struct box *new_chart_box(void); struct box *new_chart_box(void);
void append_box(struct box *parent, struct box *child);
void draw_box(struct box *, double x, double y, double width, double height); void draw_box(struct box *, double x, double y, double width, double height);

66
main.c
View File

@@ -16,50 +16,46 @@
int int
main(void) main(void)
{ {
struct box *ui, *top, *bottom, *left, *right, *buy, *sell, *scam, *title, *desc; struct box *ui, *top, *bottom, *left, *right, *buy, *sell, *scam, *title, *desc;
ui_init(); ui_init();
title = new_button_box("Bitcoin"); title = new_button_box("Bitcoin");
desc = new_button_box("A crypto-scam :-)"); desc = new_button_box("A crypto-scam :-)");
top = new_vertical_box(); top = new_vertical_box();
top->length = 2; append_box(top, title);
top->children[0] = title; append_box(top, desc);
top->children[1] = desc;
left = new_chart_box(); left = new_chart_box();
left->fills = 5; left->fills = 5;
buy = new_button_box("buy"); buy = new_button_box("buy");
buy->color = UI_GREEN; buy->color = UI_GREEN;
sell = new_button_box("sell"); sell = new_button_box("sell");
sell->color = UI_RED; sell->color = UI_RED;
scam = new_button_box("scam"); scam = new_button_box("scam");
sell->color = UI_BLUE; sell->color = UI_BLUE;
right = new_vertical_box(); right = new_vertical_box();
right->length = 3; append_box(right, buy);
right->children[0] = buy; append_box(right, sell);
right->children[1] = sell; append_box(right, scam);
right->children[2] = scam;
bottom = new_horizontal_box(); bottom = new_horizontal_box();
bottom->fills = 3; bottom->fills = 3;
bottom->length = 2; append_box(bottom, left);
bottom->children[0] = left; append_box(bottom, right);
bottom->children[1] = right;
ui = new_vertical_box(); ui = new_vertical_box();
ui->length = 2; append_box(ui, top);
ui->children[0] = top; append_box(ui, bottom);
ui->children[1] = bottom;
draw_box(ui, 0, 0, ui_width(), 40); draw_box(ui, 0, 0, ui_width()-1, ui_height()-1);
ui_refresh(); ui_refresh();
sleep(300); sleep(300);
ui_end(); ui_end();
} }

29
ui.c
View File

@@ -11,26 +11,27 @@
#include "ui.h" #include "ui.h"
void ui_init(void) void
ui_init(void)
{ {
srand(time(NULL)); srand(time(NULL));
initscr(); initscr();
start_color(); start_color();
init_pair(UI_GREEN, COLOR_GREEN, COLOR_BLACK); init_pair(UI_GREEN, COLOR_GREEN, COLOR_BLACK);
init_pair(UI_RED, COLOR_RED, COLOR_BLACK); init_pair(UI_RED, COLOR_RED, COLOR_BLACK);
init_pair(UI_BLUE, COLOR_BLUE, COLOR_BLACK); init_pair(UI_BLUE, COLOR_BLUE, COLOR_BLACK);
cbreak(); cbreak();
noecho(); noecho();
nonl(); nonl();
intrflush(stdscr, FALSE); intrflush(stdscr, FALSE);
keypad(stdscr, TRUE); keypad(stdscr, TRUE);
clear(); clear();
refresh(); refresh();
} }
void ui_end() void ui_end()
{ {
endwin(); endwin();
} }
void ui_string(size_t x, size_t y, char *s) void ui_string(size_t x, size_t y, char *s)