Upsilon/kandinsky/include/kandinsky/rect.h

#ifndef KANDINSKY_RECT_H
#define KANDINSKY_RECT_H

#include <stdbool.h>
#include <stddef.h>
#include <kandinsky/color.h>
#include <kandinsky/types.h>

typedef struct {
  union {
    struct {
      KDCoordinate x;
      KDCoordinate y;
    };
    KDPoint origin;
  };
  union {
    struct {
      KDCoordinate width;
      KDCoordinate height;
    };
    KDSize size;
  };
} KDRect;

extern KDRect KDRectZero;

bool KDRectIntersect(KDRect r1, KDRect r2);
KDRect KDRectIntersection(KDRect r1, KDRect r2);

// Returns the smallest rectangle containing r1 and r2
KDRect KDRectUnion(KDRect r1, KDRect r2);

bool KDRectContains(KDRect r, KDPoint p);
KDRect KDRectTranslate(KDRect r, KDPoint p);

void KDFillRect(KDRect rect, KDColor color);
void KDFillRectWithPixels(KDRect rect, const KDColor * pixels, KDColor * workingBuffer);
void KDFillRectWithMask(KDRect rect, KDColor color, const uint8_t * mask, KDColor * workingBuffer);
void KDDrawRect(KDRect rect, KDColor color);

#endif