From: Tilman Sauerbeck <tilman@code-monkey.de>
Date: Sat, 2 Apr 2005 23:20:32 +0000 (+0000)
Subject: Use symbols instead of constants for tween modes.
X-Git-Tag: redact-0.1.1~13
X-Git-Url: http://git.code-monkey.de/?p=redact.git;a=commitdiff_plain;h=ab3172e24532a15d27284567efde3a6aff5672c8

Use symbols instead of constants for tween modes.
---

diff --git a/ChangeLog b/ChangeLog
index 3e2af85..4e7302d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,5 @@
 --
-$Id: ChangeLog 22 2005-04-02 22:29:50Z tilman $
+$Id: ChangeLog 23 2005-04-02 23:20:32Z tilman $
 ++
 
 2005-04-03 Tilman Sauerbeck (tilman at code-monkey de)
@@ -9,6 +9,8 @@ $Id: ChangeLog 22 2005-04-02 22:29:50Z tilman $
         * lib/redact/part.rb: Use symbols instead of constants for text
           effects
         * lib/redact/part.rb: Code cleanup
+        * lib/redact/program.rb: Use symbols instead of constants for
+          tween modes
 
 2005-04-02 Tilman Sauerbeck (tilman at code-monkey de)
         * lib/redact/part.rb: Made 'step' and 'aspect' parameters
diff --git a/lib/redact/program.rb b/lib/redact/program.rb
index 78f2ca9..d6038d9 100644
--- a/lib/redact/program.rb
+++ b/lib/redact/program.rb
@@ -1,5 +1,5 @@
 #--
-# $Id: program.rb 1 2005-03-26 01:32:38Z tilman $
+# $Id: program.rb 23 2005-04-02 23:20:32Z tilman $
 #
 # Copyright (c) 2005 Tilman Sauerbeck (tilman at code-monkey de)
 #
@@ -73,11 +73,6 @@ module Redact
 	end
 
 	class SetStateProgram < Program
-		MODE_LINEAR = 1
-		MODE_SINUSOIDAL = 2
-		MODE_ACCELERATE = 3
-		MODE_DECELERATE = 4
-
 		attr_reader :targets
 		attr_accessor :state, :value, :mode, :time
 
@@ -87,16 +82,25 @@ module Redact
 			@type = TYPE_SET_STATE
 			@state = "default"
 			@value = 0.0
-			@mode = MODE_LINEAR
+			@mode = :linear
 			@time = 0.0
 			@targets = ProgramArgs.new(collection)
 		end
 
 		def to_eet_properties
+			mode = case @mode
+			when :linear: 1
+			when :sinusoidal: 2
+			when :accelerate: 3
+			when :decelerate: 4
+			else
+				raise(RedactError, "invalid mode - #{@mode}")
+			end
+
 			super.merge!(
 			{"state" => [@state],
 			 "value" => [@value, :double],
-			 "tween.mode" => [@mode],
+			 "tween.mode" => [mode],
 			 "tween.time" => [@time, :double],
 			 "targets" => [@targets]})
 		end