Add logo to document (#64)

* add logo generation

* ignore automatically generated logo images

* add dependency to Images.jl

* Fix path to output png files

Co-authored-by: Johnny Chen <[email protected]>

* Fix path to input png file

Co-authored-by: Johnny Chen <[email protected]>

Co-authored-by: Johnny Chen <[email protected]>

.gitignore

@@ -3,3 +3,7 @@
 *.jl.mem
 Manifest.toml
 /docs/build
+
+# automatically generated logo
+/docs/src/assets/logo.png
+/docs/src/assets/logo-dark.png

docs/Project.toml

@@ -5,4 +5,5 @@ FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
 ImageCore = "a09fc81d-aa75-5fe9-8630-4744c3626534"
 ImageDraw = "4381153b-2b60-58ae-a1ba-fd683676385f"
 ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
+Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"
 TestImages = "5e47fb64-e119-507b-a336-dd2b206d9990"

docs/logo.jl

@@ -0,0 +1,47 @@
+function generate_logo()
+    # Load original image (from https://github.com/JuliaImages/juliaimages.github.io/blob/source/docs/src/assets/logo.png)
+    img = load(joinpath(@__DIR__, "logo_original.png"))
+
+    # Define some colors
+    c_red, c_green, c_blue, c_purple = RGBA.([Colors.JULIA_LOGO_COLORS...])
+    gray_dark = RGBA{N0f8}(0.1,0.1,0.1)
+    gray_light = RGBA{N0f8}(0.9,0.9,0.9)
+
+    # Change base color black to gray
+    img = img*N0f8(0.5) .+ RGBA{N0f8}(0.5,0.5,0.5,0)
+    img_dark = copy(img)
+    img_light = copy(img)
+
+    # Define points on the image
+    p_green = Point(87,35)
+    p_red = Point(75,55)
+    p_purple = Point(99,55)
+    p_1 = Point(13,96)
+    p_2 = Point(52,50)
+    p_3 = Point(73,73)
+    p_4 = Point(84,62)
+    p_5 = Point(116,97)
+
+    # Define path
+    path_dark = joinpath(@__DIR__, "src", "assets", "logo-dark.png")
+    path_light = joinpath(@__DIR__, "src", "assets", "logo.png")
+
+    for (img,gray,name) in ((img_dark,gray_light,path_dark), (img_light,gray_dark,path_light))
+        draw!(img, LineTwoPoints(p_1,p_2), gray)
+        draw!(img, LineTwoPoints(p_2,p_3), gray)
+        draw!(img, LineTwoPoints(p_3,p_4), gray)
+        draw!(img, LineTwoPoints(p_4,p_5), gray)
+
+        draw!(img, Cross(p_1,8), gray)
+        draw!(img, Cross(p_2,8), gray)
+        draw!(img, Cross(p_3,8), gray)
+        draw!(img, Cross(p_4,8), gray)
+        draw!(img, Cross(p_5,8), gray)
+
+        draw!(img, Ellipse(CirclePointRadius(p_green,10)), c_green)
+        draw!(img, Ellipse(CirclePointRadius(p_red,10)), c_red)
+        draw!(img, Ellipse(CirclePointRadius(p_purple,10)), c_purple)
+
+        save(name,img)
+    end
+end

docs/make.jl

@@ -1,4 +1,7 @@
-using Documenter, ImageDraw
+using Documenter, Images, ImageDraw
+
+include("logo.jl")
+generate_logo()
 
 makedocs(sitename="ImageDraw.jl",
             format = Documenter.HTML(prettyurls = get(ENV, "CI", nothing) == "true"))