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// MIT License, Copyright (c) 2021 Marvin Borner
#include <assert.h>
#include <libgui/gui.h>
#include <print.h>
#define SIZE 8
#define TILE 24
#define WHITE_STARTS 1
typedef u32 board[SIZE][SIZE];
static u32 win = 0; // Window
static board tiles = { 0 }; // Matrix
static void mouseclick(u32 widget_id, vec2 pos)
{
UNUSED(pos);
/* log("%d: %d %d\n", widget_id, pos.x, pos.y); */
u32 x = widget_id / SIZE;
u32 y = (widget_id % SIZE) - 1;
u32 widget = tiles[x][y];
assert(gui_fill(win, widget, COLOR_MAGENTA) == EOK);
gui_redraw_widget(win, widget);
}
static void create_board(void)
{
u32 widget;
for (u8 x = 0; x < 8; x++) {
for (u8 y = 0; y < 8; y++) {
widget = gui_new_widget(win, vec2(TILE, TILE), vec2(TILE * x, TILE * y));
assert(widget > 0);
tiles[x][y] = widget;
u8 colored = (x + y + 1) % 2 == 0;
#if !WHITE_STARTS
colored = !colored;
#endif
assert(gui_fill(win, widget, colored ? COLOR_BLACK : COLOR_WHITE) == EOK);
assert(gui_listen_widget(win, widget, GUI_LISTEN_MOUSECLICK,
(u32)mouseclick) == EOK);
}
}
assert(gui_redraw_window(win) == EOK);
}
int main(void)
{
assert((win = gui_new_window()) > 0);
create_board();
gui_loop();
return 0;
}
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