package main

import (
	"log"

	"github.com/lxn/walk"
)

type (
	Canvas struct {
		*walk.Canvas
		gridVisible      bool
		gridColor        walk.Color
		canvasBackground walk.Brush
	}
)

func CreateCanvasGroup(mw *MyMainWindow) {
	cg, err := walk.NewGroupBox(mw.content)
	if err != nil {
		log.Println("Error creating canvas group: ", err)
	}
	err = cg.SetTitle("Canvas")
	if err != nil {
		log.Println("Error setting canvas group title: ", err)
	}
	err = cg.SetAlignment(walk.AlignHNearVNear)
	if err != nil {
		log.Println("Error setting canvas group alignment: ", err)
	}
	err = cg.SetLayout(walk.NewVBoxLayout())
	if err != nil {
		log.Println("Error setting canvas group layout: ", err)
	}
	mw.canvasScroll, err = walk.NewScrollView(cg)
	if err != nil {
		log.Println("Error creating canvas scroll: ", err)
	}
	vb := walk.NewVBoxLayout()
	err = mw.canvasScroll.SetLayout(vb)
	if err != nil {
		log.Println("Error setting canvas scroll layout: ", err)
	}
	err = mw.canvasScroll.SetAlignment(walk.AlignHNearVNear)
	if err != nil {
		log.Println("Error setting canvas scroll alignment: ", err)
	}
	iw, err := walk.NewImageView(mw.canvasScroll)
	if err != nil {
		log.Println("Error creating image view: ", err)
	}
	im, err := walk.NewBitmapFromFile(UserPath + Sep + "images\\chip'n'dale_christmas.jpg")
	if err != nil {
		log.Println("Error creating bitmap from file: ", err)
	}
	err = iw.SetImage(im)
	if err != nil {
		log.Println("Error setting image view image: ", err)
	}
	err = iw.SetAlignment(walk.AlignHNearVNear)
	if err != nil {
		log.Println("Error setting image view alignment: ", err)
	}
	err = iw.SetSize(walk.Size{Width: 800, Height: 600})
	if err != nil {
		log.Println("Error setting image view size: ", err)
	}
	iw.SetMode(walk.ImageViewModeZoom)
}