fix command design pattern

1 files changed, 34 insertions, 21 deletions

diff --git a/docs/class-diag.puml b/docs/class-diag.puml
index a6fc1cf..56a334f 100644
--- a/docs/class-diag.puml
+++ b/docs/class-diag.puml
@@ -294,7 +294,6 @@ rectangle Group_Visualization as "Visualization" <<group>> {
 		+ ev_mousemove(x, y);
 		--
 		- draw_artists : bool <<+get>> <<+set>>
-		- cmd_base : const Command *
 	}
 
 	ViewController ..> View
@@ -306,45 +305,59 @@ rectangle Group_Visualization as "Visualization" <<group>> {
 	ViewController .l> MouseCode
 }
 rectangle Group_Commands as "Commands" <<group>> {
-	class Command {
-		# museum : Museum * <<+get&>> <<-set>>
-		# view : View * <<+get&>> <<-set>>
-		# controller : ViewController * <<+get&>> <<-set>>
-		--
-		+ Command(command : const Command *)
-		+ Command(museum, view, controller)
+	interface Command {
+		+ execute()
 	}
 
 	class ToggleMuseumPauseCommand {
-		+ toggle()
-		+ set(paused : bool)
+		+ constructor(Museum &)
+		+ constructor(Museum &, set : bool)
+		--
+		toggle : bool
+		value : bool
 	}
 	class OpenFileGUICommand {
-		+ execute()
+		+ constructor(Museum &, View &)
+		--
+		- museum : Museum &
+		- view : View &
 	}
 	class ToggleArtistVisibilityCommand {
-		+ toggle()
-		+ set(paused : bool)
+		+ constructor(ViewController &)
+		--
+		- controller : ViewController &
 	}
 	class LoadFilesCommand {
-		+ execute(files)
+		+ constructor(Museum &, files : vec<string>)
+		+ constructor(Museum &, argc, argv)
+		--
+		- load_files()
+		- museum : Museum &
+		- files : vec<string>
 	}
 	class StepTileCommand {
-		+ execute(x, y)
+		+ constructor(Canvas &, pair<x, y>)
+		--
+		- canvas : Canvas &
+		- x : unsigned int
+		- y : unsigned int
+	}
+	class TimeTravelCommand {
+		+ constructor(Museum &, forwards : bool)
+		--
+		- museum : Museum &
+		- forwards : bool
 	}
 
-	Command <|-u- ToggleMuseumPauseCommand
+	Command <|-d- ToggleMuseumPauseCommand
 	Command <|-u- OpenFileGUICommand
 	Command <|-u- ToggleArtistVisibilityCommand
-	Command <|-u- StepTileCommand
+	Command <|-d- StepTileCommand
 	Command <|-d- LoadFilesCommand
+	Command <|-d- TimeTravelCommand
 }
 } /' LAYOUT '/
 
-Command .[norank]> Museum
-Command .[norank]> View
-Command .[norank]> ViewController
-
 Parser .l> FileReader
 MuseumDeserializer .l> Museum