showcase: trim_radius still defaults to 38px

docs reflect that now too

CHANGELOG.md

@@ -14,6 +14,7 @@ Docs:
 * svg: document rasterization on mask (#192)
 * Document how to run the code (#186)
 * Document some ways of using `prefix` in `save_png` (#268)
+* `showcase` option `trim_radius` defaults to 38, not 0
 
 Chores:
 * Bumped deps: Pango et al. to 3.3.6, Cairo to 1.16.4, Nokogiri to 1.10.3, Highline to 2.0.2

docs/dsl/showcase.rst

@@ -6,7 +6,15 @@ Renders a range of cards in a showcase as if they are sitting in 3D on a reflect
 Options
 -------
 
-.. include:: /args/trim.rst
+trim
+  default: ``0``
+
+  the margin around the card to trim before putting into the image
+
+trim_radius
+  default: ``38``
+
+  the rounded rectangle radius around the card to trim before putting into the image. Defaults to 1/8in rounded corners (38px).
 
 scale
   default: ``0.8``

lib/squib/args/showcase_special.rb

@@ -11,7 +11,10 @@ module Squib
       include DirValidator
 
       def self.parameters
-        { scale: 0.85,
+        {
+          scale: 0.85,
+          trim: 0,
+          trim_radius: 38,
           offset: 1.1,
           reflect_offset: 15,
           reflect_percent: 0.25,

lib/squib/graphics/showcase.rb

@@ -21,7 +21,7 @@ module Squib
 
       cards = range.collect { |i| @cards[i] }
       cards.each_with_index do |card, i|
-        trimmed = trim_rounded(card.cairo_surface, sheet.trim, sheet.trim_radius)
+        trimmed = trim_rounded(card.cairo_surface, showcase.trim, showcase.trim_radius)
         reflected = reflect(trimmed, showcase.reflect_offset, showcase.reflect_percent, showcase.reflect_strength)
         perspectived = perspective(reflected, showcase.scale, showcase.face_right?)
         out_cc.set_source(perspectived, sheet.margin + i * perspectived.width * showcase.offset, sheet.margin)