Add some new methods to the Event class

Adds get methods with default values, and has methods that return true if
the variable exists.

Reviewed-by: Chuck Miller

1 files changed, 28 insertions, 0 deletions

diff --git a/src/event.cpp b/src/event.cpp
index d503ad58..a2f233ac 100644
--- a/src/event.cpp
+++ b/src/event.cpp
@@ -55,6 +55,13 @@ int Event::getInt(const std::string &key) const throw (BadEvent)
     return static_cast<IntData *>(it->second)->getData();
 }
 
+bool Event::hasInt(const std::string &key)
+{
+    VariableMap::const_iterator it = mData.find(key);
+    return !(it == mData.end()
+             || it->second->getType() != VariableData::DATA_INT);
+}
+
 void Event::setString(const std::string &key, const std::string &value) throw (BadEvent)
 {
     if (mData.find(key) != mData.end())
@@ -76,6 +83,13 @@ const std::string &Event::getString(const std::string &key) const throw (BadEven
 }
 
 
+bool Event::hasString(const std::string &key)
+{
+    VariableMap::const_iterator it = mData.find(key);
+    return !(it == mData.end()
+             || it->second->getType() != VariableData::DATA_STRING);
+}
+
 void Event::setFloat(const std::string &key, double value) throw (BadEvent)
 {
     if (mData.find(key) != mData.end())
@@ -96,6 +110,13 @@ double Event::getFloat(const std::string &key) const throw (BadEvent)
     return static_cast<FloatData *>(it->second)->getData();
 }
 
+bool Event::hasFloat(const std::string &key)
+{
+    VariableMap::const_iterator it = mData.find(key);
+    return !(it == mData.end()
+             || it->second->getType() != VariableData::DATA_FLOAT);
+}
+
 void Event::setBool(const std::string &key, bool value) throw (BadEvent)
 {
     if (mData.find(key) != mData.end())
@@ -116,4 +137,11 @@ bool Event::getBool(const std::string &key) const throw (BadEvent)
     return static_cast<BoolData *>(it->second)->getData();
 }
 
+bool Event::hasBool(const std::string &key)
+{
+    VariableMap::const_iterator it = mData.find(key);
+    return !(it == mData.end()
+             || it->second->getType() != VariableData::DATA_BOOL);
+}
+
 } // namespace Mana