save_images.rb in squib-0.14.3.pre1

- old
+ new
@@ -1,52 +1,52 @@
-module Squib
-  class Card
-
-    # :nodoc:
-    # @api private
-    def save_png(batch)
-      surface = if preprocess_save?(batch)
-                  w, h = compute_dimensions(batch.rotate, batch.trim)
-                  preprocessed_save(w, h, batch)
-                else
-                  @cairo_surface
-                end
-      write_png(surface, index, batch.dir, batch.prefix, batch.count_format)
-    end
-
-    # :nodoc:
-    # @api private
-    def preprocess_save?(batch)
-      batch.rotate != false || batch.trim > 0
-    end
-
-    def compute_dimensions(rotate, trim)
-      if rotate
-        [ @height - 2 * trim, @width - 2 * trim ]
-      else
-        [ @width - 2 * trim, @height - 2 * trim ]
-      end
-    end
-
-    def preprocessed_save(width, height, batch)
-      new_cc = Cairo::Context.new(Cairo::ImageSurface.new(width, height))
-      trim_radius = batch.trim_radius
-      if batch.rotate != false
-        new_cc.translate(width * 0.5, height * 0.5)
-        new_cc.rotate(batch.angle)
-        new_cc.translate(height * -0.5, width * -0.5)
-        new_cc.rounded_rectangle(0, 0, height, width, trim_radius, trim_radius)
-      else
-        new_cc.rounded_rectangle(0, 0, width, height, trim_radius, trim_radius)
-      end
-      new_cc.clip
-      new_cc.set_source(@cairo_surface, -batch.trim, -batch.trim)
-      new_cc.paint
-      return new_cc.target
-    end
-
-    def write_png(surface, i, dir, prefix, count_format)
-      surface.write_to_png("#{dir}/#{prefix}#{count_format % i}.png")
-    end
-
-  end
-end
+module Squib
+  class Card
+
+    # :nodoc:
+    # @api private
+    def save_png(batch)
+      surface = if preprocess_save?(batch)
+                  w, h = compute_dimensions(batch.rotate, batch.trim)
+                  preprocessed_save(w, h, batch)
+                else
+                  @cairo_surface
+                end
+      write_png(surface, index, batch.dir, batch.prefix, batch.count_format)
+    end
+
+    # :nodoc:
+    # @api private
+    def preprocess_save?(batch)
+      batch.rotate != false || batch.trim > 0
+    end
+
+    def compute_dimensions(rotate, trim)
+      if rotate
+        [ @height - 2 * trim, @width - 2 * trim ]
+      else
+        [ @width - 2 * trim, @height - 2 * trim ]
+      end
+    end
+
+    def preprocessed_save(width, height, batch)
+      new_cc = Cairo::Context.new(Cairo::ImageSurface.new(width, height))
+      trim_radius = batch.trim_radius
+      if batch.rotate != false
+        new_cc.translate(width * 0.5, height * 0.5)
+        new_cc.rotate(batch.angle)
+        new_cc.translate(height * -0.5, width * -0.5)
+        new_cc.rounded_rectangle(0, 0, height, width, trim_radius, trim_radius)
+      else
+        new_cc.rounded_rectangle(0, 0, width, height, trim_radius, trim_radius)
+      end
+      new_cc.clip
+      new_cc.set_source(@cairo_surface, -batch.trim, -batch.trim)
+      new_cc.paint
+      return new_cc.target
+    end
+
+    def write_png(surface, i, dir, prefix, count_format)
+      surface.write_to_png("#{dir}/#{prefix}#{count_format % i}.png")
+    end
+
+  end
+end