Pluto Interactivity

interactivity

### A Pluto.jl notebook ###
# v0.19.27

using Markdown
using InteractiveUtils

# This Pluto notebook uses @bind for interactivity. When running this notebook outside of Pluto, the following 'mock version' of @bind gives bound variables a default value (instead of an error).
macro bind(def, element)
    quote
        local iv = try Base.loaded_modules[Base.PkgId(Base.UUID("6e696c72-6542-2067-7265-42206c756150"), "AbstractPlutoDingetjes")].Bonds.initial_value catch; b -> missing; end
        local el = $(esc(element))
        global $(esc(def)) = Core.applicable(Base.get, el) ? Base.get(el) : iv(el)
        el
    end
end

# ╔═╡ 1ba1bac0-3151-11ee-050e-5f52eb517344
using Pkg

# ╔═╡ ef88f808-b653-426f-ab45-8947216b04cd
Pkg.activate(".")

# ╔═╡ d4cd85a3-9630-4d95-8d6c-12a35ecbaf48
using Images, FileIO, TestImages, PlutoUI

# ╔═╡ f9ce0f0f-b84f-4715-b353-ec368cad0828
img = testimage("mandrill");

# ╔═╡ b156b8e7-2cc9-4f30-8b09-636f49d191d1
begin
x1 = @bind a Slider(1:5:512; default=1, show_value=true)
x2 = @bind b Slider(1:5:512; default=512, show_value=true)
y1 = @bind c Slider(1:5:512; default=1, show_value=true)
y2 = @bind d Slider(1:5:512; default=512, show_value=true)

color_img = @bind color Select([RGB, Gray, HSV, red, green, blue])
x_size1 = @bind x_size Slider(1:5:512; default=512, show_value=true)
y_size1 = @bind y_size Slider(1:5:512; default=512, show_value=true)

rot_angle = @bind rot Slider(0:pi/30:2*pi; default=0, show_value=true)
md"""
**Image Cropping?**

| Start     | End       | Misc |
|:---------:|:---------:|:-----:|
| x1: $(x1) | x2: $(x2) | color: $(color_img) |
| y1: $(y1) | y2: $(y2) | r-xsize: $(x_size1) |
|           |           | r-ysize: $(y_size1) |
|           |           | rotate: $rot_angle) |
"""
end

# ╔═╡ 7610a2b1-9b62-4d53-bdbd-c60091c1ff95
img_small = imrotate(imresize(color.(img[a:b, c:d]), (x_size,y_size)), rot)

# ╔═╡ Cell order:
# ╠═1ba1bac0-3151-11ee-050e-5f52eb517344
# ╠═ef88f808-b653-426f-ab45-8947216b04cd
# ╠═d4cd85a3-9630-4d95-8d6c-12a35ecbaf48
# ╠═f9ce0f0f-b84f-4715-b353-ec368cad0828
# ╠═7610a2b1-9b62-4d53-bdbd-c60091c1ff95
# ╟─b156b8e7-2cc9-4f30-8b09-636f49d191d1