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added order_by support to position function, orders are cached; TODO: clear the cache when a card changes

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git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@109 0fc631ac-6414-0410-93d0-97cfa31319b6
This commit is contained in:
twanvl
2006-12-10 23:49:34 +00:00
parent db917c2b71
commit 0a69db594e
8 changed files with 191 additions and 22 deletions
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src/script/value.hpp
+17 -5
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@@ -10,6 +10,7 @@
// ----------------------------------------------------------------------------- : Includes
#include <util/prec.hpp>
#include <util/reflect.hpp>
#include <util/error.hpp>
class Context;
class Dependency;
@@ -37,7 +38,9 @@ enum ScriptType
, SCRIPT_COLOR
, SCRIPT_IMAGE
, SCRIPT_FUNCTION
, SCRIPT_OBJECT
, SCRIPT_OBJECT // Only ScriptObject
, SCRIPT_COLLECTION
, SCRIPT_ITERATOR
, SCRIPT_DUMMY
};
@@ -121,7 +124,7 @@ extern ScriptValueP dependency_dummy; ///< Dummy value used during dependency an
// Iterator over a collection
struct ScriptIterator : public ScriptValue {
virtual ScriptType type() const;// { return SCRIPT_OBJECT; }
virtual ScriptType type() const;// { return SCRIPT_ITERATOR; }
virtual String typeName() const;// { return "iterator"; }
/// Return the next item for this iterator, or ScriptValueP() if there is no such item
@@ -155,7 +158,7 @@ template <typename Collection>
class ScriptCollection : public ScriptValue {
public:
inline ScriptCollection(const Collection* v) : value(v) {}
virtual ScriptType type() const { return SCRIPT_OBJECT; }
virtual ScriptType type() const { return SCRIPT_COLLECTION; }
virtual String typeName() const { return _("collection"); }
virtual ScriptValueP getMember(const String& name) const {
long index;
@@ -201,7 +204,7 @@ template <typename Collection>
class ScriptMap : public ScriptValue {
public:
inline ScriptMap(const Collection* v) : value(v) {}
virtual ScriptType type() const { return SCRIPT_OBJECT; }
virtual ScriptType type() const { return SCRIPT_COLLECTION; }
virtual String typeName() const { return _("collection"); }
virtual ScriptValueP getMember(const String& name) const {
return get_member(*value, name);
@@ -219,6 +222,11 @@ template <typename T>
int item_count(const T& v) {
return -1;
}
/// Return an iterator for some collection, can be overloaded
template <typename T>
ScriptValueP make_iterator(const T& v) {
return ScriptValueP();
}
/// Mark a dependency on a member of value, can be overloaded
template <typename T>
@@ -253,12 +261,16 @@ class ScriptObject : public ScriptValue {
mark_dependency_member(value, name, dep);
return getMember(name);
}
virtual ScriptValueP makeIterator() const {
ScriptValueP it = make_iterator(*value);
return it ? it : ScriptValue::makeIterator();
}
virtual int itemCount() const {
int i = item_count(*value);
return i >= 0 ? i : ScriptValue::itemCount();
}
/// Get access to the value
inline T getValue() { return value; }
inline T getValue() const { return value; }
private:
T value; ///< The object
ScriptValueP getDefault() const {