Dependencies on stylesheet are marked, and updated when the stylesheet changes

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1087 0fc631ac-6414-0410-93d0-97cfa31319b6

src/script/dependency.cpp

@@ -269,6 +269,7 @@ ScriptValueP Context::dependencies(const Dependency& dep, const Script& script)
 					if (!value) {
 						value = new_intrusive1<ScriptMissingVariable>(variable_to_string((Variable)i.data)); // no errors here
 					}
+					value->dependencyThis(dep);
 					stack.push_back(value);
 					break;
 				}

src/script/dependency.hpp

@@ -18,7 +18,7 @@ enum DependencyType
 {	DEP_CARD_FIELD			///< dependency of a script in a "card" field
 ,	DEP_CARDS_FIELD			///< dependency of a script in a "card"  field for all cards
 ,	DEP_SET_FIELD			///< dependency of a script in a "set"   field
-,	DEP_STYLE				///< dependency of a script in a "style" property, data gives the stylesheet
+,	DEP_CARD_STYLE			///< dependency of a script in a "style" property, data gives the stylesheet
 ,	DEP_EXTRA_CARD_FIELD	///< dependency of a script in an extra stylesheet specific card field
 ,	DEP_CARD_COPY_DEP		///< copy the dependencies from a card field
 ,	DEP_SET_COPY_DEP		///< copy the dependencies from a set  field

src/script/script_manager.cpp

@@ -134,7 +134,7 @@ void SetScriptManager::initDependencies(Context& ctx, StyleSheet& stylesheet) {
 	}
 	// find dependencies of choice images and other style stuff
 	FOR_EACH(s, stylesheet.card_style) {
-		s->initDependencies(ctx, Dependency(DEP_STYLE, s->fieldP->index, &stylesheet));
+		s->initDependencies(ctx, Dependency(DEP_CARD_STYLE, s->fieldP->index, &stylesheet));
 		// are there dependencies of this style on other style properties?
 		Dependency test(DEP_DUMMY, false);
 		s->checkContentDependencies(ctx, test);
@@ -219,6 +219,13 @@ void SetScriptManager::onAction(const Action& action, bool undone) {
 		updateAllDependend(set.game->dependent_scripts_keywords);
 		return;
 	}
+	TYPE_CASE(action, ChangeCardStyleAction) {
+		updateAllDependend(set.game->dependent_scripts_stylesheet, action.card);
+	}
+	TYPE_CASE_(action, ChangeSetStyleAction) {
+		updateAllDependend(set.game->dependent_scripts_stylesheet);
+		return;
+	}
 }
 
 void SetScriptManager::updateStyles(const CardP& card, bool only_content_dependent) {
@@ -310,14 +317,15 @@ void SetScriptManager::updateAll() {
 	#endif
 }
 
-void SetScriptManager::updateAllDependend(const vector<Dependency>& dependent_scripts) {
+void SetScriptManager::updateAllDependend(const vector<Dependency>& dependent_scripts, const CardP& card) {
 	deque<ToUpdate> to_update;
 	Age starting_age;
-	alsoUpdate(to_update, dependent_scripts, CardP());
+	alsoUpdate(to_update, dependent_scripts, card);
 	updateRecursive(to_update, starting_age);
 }
 
 void SetScriptManager::updateRecursive(deque<ToUpdate>& to_update, Age starting_age) {
+	if (to_update.empty()) return;
 	set.clearOrderCache(); // clear caches before evaluating a round of scripts
 	while (!to_update.empty()) {
 		updateToUpdate(to_update.front(), to_update, starting_age);
@@ -373,7 +381,7 @@ void SetScriptManager::alsoUpdate(deque<ToUpdate>& to_update, const vector<Depen
 					to_update.push_back(ToUpdate(value.get(), card));
 				}
 				break;
-			} case DEP_STYLE: {
+			} case DEP_CARD_STYLE: {
 				// a generated image has become invalid, there is not much we can do
 				// because the index is not exact enough, it only gives the field
 				StyleSheet* stylesheet = reinterpret_cast<StyleSheet*>(d.data);

src/script/script_manager.hpp

@@ -84,7 +84,7 @@ class SetScriptManager : public SetScriptContext, public ActionListener {
 	/** if the value changes any dependend values are updated as well */
 	void updateValue(Value& value, const CardP& card);
 	// Update all values with a specific dependency
-	void updateAllDependend(const vector<Dependency>& dependent_scripts);
+	void updateAllDependend(const vector<Dependency>& dependent_scripts, const CardP& card = CardP());
 	
 	// Something that needs to be updated
 	struct ToUpdate {

src/script/to_value.hpp

@@ -33,6 +33,10 @@ ScriptValueP make_iterator(const T& v) {
 template <typename T>
 void mark_dependency_member(const T& value, const String& name, const Dependency& dep) {}
 
+/// Mark a dependency on an object, can be overloaded
+template <typename T>
+void mark_dependency_value(const T& value, const Dependency& dep) {}
+
 /// Type name of an object, for error messages
 template <typename T> inline String type_name(const T&) {
 	return _TYPE_("object");
@@ -276,6 +280,9 @@ class ScriptObject : public ScriptValue {
 		mark_dependency_member(*value, name, dep);
 		return getMember(name);
 	}
+	virtual void dependencyThis(const Dependency& dep) {
+		mark_dependency_value(*value, dep);
+	}
 	virtual ScriptValueP makeIterator(const ScriptValueP& thisP) const {
 		ScriptValueP it = make_iterator(*value);
 		if (it) return it;

src/script/value.cpp

@@ -54,6 +54,7 @@ ScriptValueP ScriptValue::dependencyName(const ScriptValue& container, const Dep
 	return container.dependencyMember(toString(),dep);
 }
 ScriptValueP ScriptValue::dependencies(Context&,               const Dependency&) const { return dependency_dummy; }
+void ScriptValue::dependencyThis(const Dependency& dep) {}
 
 bool approx_equal(double a, double b) {
 	return a == b || fabs(a - b) < 1e-14;

src/script/value.hpp

@@ -80,6 +80,9 @@ class ScriptValue : public IntrusivePtrBaseWithDelete {
 	
 	/// Get a member variable from this value
 	virtual ScriptValueP getMember(const String& name) const;
+	
+	/// Signal that a script depends on this value itself
+	virtual void dependencyThis(const Dependency& dep);
 	/// Signal that a script depends on a member of this value
 	/** It is the abstract version of getMember*/
 	virtual ScriptValueP dependencyMember(const String& name, const Dependency&) const;