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#include <stdbool.h>
#include <stdlib.h>
#include <cairo/cairo.h>
#include <pango/pangocairo.h>
#include "draw.h"
// Draw an image at a specific point
int draw_image(cairo_t *c, char *path, double x, double y) {
cairo_surface_t *image;
// Checks if the file exists. If it doesn't, warn the user that it was not found.
// A file not existing will not terminate the program, but simply not render the image.
FILE *file;
if((file = fopen(path, "r")) != NULL)
{
// file exists
fclose(file);
}
else
{
printf("Warning: image \'%s\' does not exist.\n", path);
return 1;
}
image = cairo_image_surface_create_from_png(path);
double width = cairo_image_surface_get_width(image);
double height = cairo_image_surface_get_height(image);
double fake_width = 100;
double fake_height = 100;
double width_scale = fake_width / width;
double height_scale = fake_height / height;
cairo_scale(c, width_scale, height_scale);
cairo_set_source_surface(c, image, x, y);
cairo_paint(c);
cairo_surface_destroy (image);
return 0;
}
// Draw month art
int draw_month_art(cairo_t *c, struct dimensions *d, struct extents *he, struct alignment *pl, char *path) {
cairo_save(c);
double width = he->width;
// TODO: Make this relative to text height
double height = he->height - (pl->margin * 3.0);
double cursor_x = pl->margin;
double cursor_y = d->margin;
cairo_rectangle (c, cursor_x, cursor_y, width, height);
cairo_clip(c);
draw_image(c, path, cursor_x, cursor_y);
cairo_restore(c);
return 0;
}
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