package bimg

/*
#cgo pkg-config: vips
#include "vips/vips.h"
*/
import "C"

const QUALITY = 80

type Gravity int

type Interpolator int

var interpolations = map[Interpolator]string{
	BICUBIC:  "bicubic",
	BILINEAR: "bilinear",
	NOHALO:   "nohalo",
}

func (i Interpolator) String() string {
	return interpolations[i]
}

type Angle int

const (
	D0   Angle = C.VIPS_ANGLE_D0
	D90  Angle = C.VIPS_ANGLE_D90
	D180 Angle = C.VIPS_ANGLE_D180
	D270 Angle = C.VIPS_ANGLE_D270
)

type Direction int

const (
	HORIZONTAL Direction = C.VIPS_DIRECTION_HORIZONTAL
	VERTICAL   Direction = C.VIPS_DIRECTION_VERTICAL
)

type Options struct {
	Height       int
	Width        int
	Top          int
	Left         int
	Crop         bool
	Enlarge      bool
	Extend       int
	Embed        bool
	Quality      int
	Compression  int
	Type         ImageType
	Rotate       Angle
	Flip         Direction
	Gravity      Gravity
	Interpolator Interpolator
}