update example pattern

Project.toml

@@ -1,7 +1,7 @@
 name = "WordCloud"
 uuid = "6385f0a0-cb03-45b6-9089-4e0acc74b26b"
 authors = ["guoyongzhi <[email protected]>"]
-version = "0.6.0"
+version = "0.6.1"
 
 [deps]
 ColorSchemes = "35d6a980-a343-548e-a6ea-1d62b119f2f4"

examples/pattern.jl

@@ -1,4 +1,4 @@
-#md# The elements in the output image don't have to be text, and shapes are OK
+#md# The [engine](https://github.com/guo-yong-zhi/Stuffing.jl)) is designed for general purpose, so the outputs don't have to be text, and shapes are OK
 using WordCloud
 
 sc = WordCloud.randomscheme()
@@ -12,11 +12,15 @@ wc = wordcloud(
 #md# * style arguments like `colors`, `angles` and `density` have no effect  
 #md# 
 #md# And, you should manually initialize images for the placeholders, instead of calling `initimages!`  
+
+dens = 0.6
+sz = 3expm1.(rand(l)) .+ 1
+sz ./= √(sum(π * (sz ./ 2).^2 ./ dens) / prod(size(wc.mask))) # set a proper size according to the density
 ## svg version
-#shapes = [shape(ellipse, repeat([floor(20expm1(rand())+5)],2)..., color=rand(sc)) for i in 1:l]
+#shapes = [shape(ellipse, round(sz[i]), round(sz[i]), color=rand(sc)) for i in 1:l]
 #setsvgimages!(wc, :, shapes)
 ## bitmap version
-shapes = WordCloud.svg2bitmap.([shape(ellipse, repeat([floor(15expm1(rand())+5)],2)..., color=rand(sc)) for i in 1:l])
+shapes = WordCloud.svg2bitmap.([shape(ellipse, round(sz[i]), round(sz[i]), color=rand(sc)) for i in 1:l])
 setimages!(wc, :, shapes)
 
 setstate!(wc, :initimages!) #set the state flag after manual initialization

examples/specifiedstyle.jl

@@ -11,7 +11,7 @@ wc = wordcloud(
 setwords!(wc, "Alice", "Alice in Wonderland") # replace the word 'Alice' with 'Alice in Wonderland'
 setangles!(wc, "Alice in Wonderland", 0) # make it horizontal
 setcolors!(wc, "Alice in Wonderland", "purple");
-setfontsizes!(wc, "Alice in Wonderland", 2.1size(wc.mask, 2)/length("Alice in Wonderland")) # set a big font size
+setfontsizes!(wc, "Alice in Wonderland", 2.05size(wc.mask, 2)/length("Alice in Wonderland")) # set a big font size
 initimage!(wc, "Alice in Wonderland") # init it after adjust it's style
 setpositions!(wc, "Alice in Wonderland", reverse(size(wc.mask)) .÷ 2, type=setcenter!) # center it