package imgo

import (
	"image/color"
	"log"
)

// PickColor returns the color of the pixel at (x, y).
func (i Image) PickColor(x, y int) (res color.RGBA) {
	if i.Error != nil {
		return
	}

	if x < 0 || x > i.width || y < 0 || y > i.height {
		return
	}
	pixel := i.image.At(x, y)
	return color.RGBAModel.Convert(pixel).(color.RGBA)
}

// MainColor returns the main color of the image
func (i *Image) MainColor() (res color.RGBA) {
	if i.Error != nil {
		log.Println(i.Error)
		return
	}

	red, green, blue := i.calculateMeanAverageColorWithRect(i.image.Bounds(), true)

	return color.RGBA{
		R: red,
		G: green,
		B: blue,
		A: 0,
	}
}