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/* Standard Libraries */
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <ctype.h>
#include <unistd.h>
#include <time.h>
/* Cairo Libraries */
#include <cairo/cairo-pdf.h>
#include <cairo/cairo.h>
/* calp Libraries */
#include "color.h"
#include "date.h"
#include "draw.h"
int main (int argc, char *argv[]) {
/* Dimension initialization */
int rows = 5; /* Number of weeks in a month */
int columns = 7; /* Number of days in a week */
double margin = 0.5; /* 0.5" */
int number_of_days = 28;
double month_origin_x = margin;
double month_origin_y = 3.0;
double paper_width = 8.5;
double paper_height = 11;
double month_width = paper_width - (month_origin_x * 2);
double month_height = paper_height - month_origin_y - margin;
double day_box_width = month_width / columns;
double day_box_height = month_height / rows;
struct dimensions dim = {
paper_width, /* pw */
paper_height, /* ph */
month_width, /* mw */
month_height, /* mh */
day_box_width, /* bw */
day_box_height, /* bh */
rows, /* r */
columns, /* c */
margin, /* m */
};
/* Date Setup */
char *months[] = {
"January", "February", "March", "April", "May",
"June", "July", "August", "September", "October",
"November", "December"
};
int days_in_month[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
const char *weekday_names[] = {
"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
};
const char *weekdays_abbr[] = {
"Su", "Mo", "Tue", "Wed", "Thurs", "Fri", "Sat"
};
int year = 2025;
int month = 2;
struct tm day;
day.tm_mon = month - 1;
day.tm_mday = 1;
day.tm_year = year - 1900;
/* tm.hour, tm_min, & tm_sec are not used, but need to be zeroed. */
day.tm_hour = 0;
day.tm_min = 0;
day.tm_sec = 0;
mktime(&day);
cairo_surface_t * surface = cairo_pdf_surface_create("0.pdf", dim.pw * 72, dim.ph * 72);
cairo_t *cr = cairo_create(surface);
cairo_scale(cr, 72, 72);
set_color(cr, "BLACK");
cairo_set_line_width (cr, 0.03);
draw_calendar(cr, month_origin_x, month_origin_y, dim);
set_color(cr, "GRAY");
draw_numbers(cr, month_origin_x, month_origin_y, dim, day.tm_wday, number_of_days);
draw_month_name(cr, months[1], dim);
/* Clean Up */
cairo_destroy(cr);
cairo_surface_destroy(surface);
return(0);
}
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