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https://github.com/amyinspace/MagicSetEditor2.git
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twanvl
8dcda6fd93
git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@95 0fc631ac-6414-0410-93d0-97cfa31319b6
86 lines
3.4 KiB
C++
86 lines
3.4 KiB
C++
//+----------------------------------------------------------------------------+
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//| Description: Magic Set Editor - Program to make Magic (tm) cards |
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//| Copyright: (C) 2001 - 2006 Twan van Laarhoven |
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//| License: GNU General Public License 2 or later (see file COPYING) |
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//+----------------------------------------------------------------------------+
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#ifndef HEADER_SCRIPT_SCRIPT_MANAGER
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#define HEADER_SCRIPT_SCRIPT_MANAGER
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// ----------------------------------------------------------------------------- : Includes
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#include <util/prec.hpp>
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#include <util/action_stack.hpp>
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#include <util/age.hpp>
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#include <script/context.hpp>
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#include <script/dependency.hpp>
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#include <queue>
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class Set;
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class Value;
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DECLARE_POINTER_TYPE(Game);
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DECLARE_POINTER_TYPE(StyleSheet);
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DECLARE_POINTER_TYPE(Card);
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// ----------------------------------------------------------------------------- : ScriptManager
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/// Manager of the script context for a set, keeps scripts up to date
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/** Whenever there is an action all necessary scripts are executed.
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* Executes both Value scripts and Style scriptables.
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*
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* The context contains a normal pointer to the set, not a shared_ptr, because the set
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* itself owns this object.
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*/
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class ScriptManager : public ActionListener {
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public:
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ScriptManager(Set& set);
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~ScriptManager();
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/// Get a context to use for the set, for a given stylesheet
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Context& getContext(const StyleSheetP&);
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/// Get a context to use for the set, for a given card
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Context& getContext(const CardP&);
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// Update all styles for a particular card
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void updateStyles(const CardP& card);
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private:
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Set& set; ///< Set for which we are managing scripts
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map<const StyleSheet*,Context*> contexts; ///< Context for evaluating scripts that use a given stylesheet
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void initDependencies(Context&, Game&);
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void initDependencies(Context&, StyleSheet&);
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/// Updates scripts, starting at some value
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/** if the value changes any dependend values are updated as well */
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void updateValue(Value& value, const CardP& card);
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/// Update all fields of all cards
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/** Update all set info fields
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* Doesn't update styles
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*/
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void updateAll();
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// Update all values with a specific dependency
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void updateAllDependend(const vector<Dependency>& dependent_scripts);
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// Something that needs to be updated
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struct ToUpdate {
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ToUpdate(Value* value, CardP card) : value(value), card(card) {}
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Value* value; ///< value to update
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CardP card; ///< card the value is in, or CadP() if it is not a card field
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};
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/// Update all things in to_update, and things that depent on them, etc.
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/** Only update things that are older than starting_age. */
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void updateRecursive(deque<ToUpdate>& to_update, Age starting_age);
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/// Update a value given by a ToUpdate object, and add things depending on it to to_update
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void updateToUpdate(const ToUpdate& u, deque<ToUpdate>& to_update, Age starting_age);
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/// Schedule all things in deps to be updated by adding them to to_update
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void alsoUpdate(deque<ToUpdate>& to_update, const vector<Dependency>& deps, const CardP& card);
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protected:
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/// Respond to actions by updating scripts
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void onAction(const Action&, bool undone);
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};
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// ----------------------------------------------------------------------------- : EOF
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#endif
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