From 298a68aaab66a84ca2f6ef906606df3d87c59a19 Mon Sep 17 00:00:00 2001
From: Charles Otto <ottochar@gmail.com>
Date: Wed, 17 Jul 2013 11:51:05 -0400
Subject: [PATCH] Traverse the transform tree using properties

---
 openbr/openbr_plugin.cpp         | 15 +++++++++++++++
 openbr/openbr_plugin.h           | 10 +++++++++-
 openbr/plugins/meta.cpp          |  6 ------
 openbr/plugins/openbr_internal.h | 13 -------------
 4 files changed, 24 insertions(+), 20 deletions(-)

diff --git a/openbr/openbr_plugin.cpp b/openbr/openbr_plugin.cpp
index 82e5e15..d33a297 100644
--- a/openbr/openbr_plugin.cpp
+++ b/openbr/openbr_plugin.cpp
@@ -1192,6 +1192,21 @@ void Transform::backProject(const TemplateList &dst, TemplateList &src) const
     futures.waitForFinished();
 }
 
+QList<Transform *> Transform::getChildren()
+{
+    QList<Transform *> output;
+    for (int i=0; i < metaObject()->propertyCount(); i++) {
+        const char * prop_name = metaObject()->property(i).name();
+        const QVariant & variant = this->property(prop_name);
+
+        if (variant.canConvert<Transform *>())
+            output.append(variant.value<Transform *>());
+        if (variant.canConvert<QList<Transform *> >())
+            output.append(variant.value<QList<Transform *> >());
+    }
+    return output;
+}
+
 /* Distance - public methods */
 Distance *Distance::make(QString str, QObject *parent)
 {
diff --git a/openbr/openbr_plugin.h b/openbr/openbr_plugin.h
index 29f0836..702614e 100644
--- a/openbr/openbr_plugin.h
+++ b/openbr/openbr_plugin.h
@@ -1164,11 +1164,19 @@ public:
      */
     virtual TemplateEvent * getEvent(const QString & name)
     {
-        (void) name;
+        foreach(Transform * child, getChildren())
+        {
+            TemplateEvent * probe = child->getEvent(name);
+            if (probe)
+                return probe;
+        }
+
         return NULL;
     }
 
 protected:
+    QList<Transform *> getChildren();
+
     Transform(bool independent = true, bool trainable = true); /*!< \brief Construct a transform. */
     inline Transform *make(const QString &description) { return make(description, this); } /*!< \brief Make a subtransform. */
 };
diff --git a/openbr/plugins/meta.cpp b/openbr/plugins/meta.cpp
index 749b4d9..f00676c 100644
--- a/openbr/plugins/meta.cpp
+++ b/openbr/plugins/meta.cpp
@@ -615,12 +615,6 @@ public:
         return output;
     }
 
-    virtual TemplateEvent * getEvent(const QString & name)
-    {
-        return transform->getEvent(name);
-    }
-
-
     void train(const TemplateList &data)
     {
         transform->train(data);
diff --git a/openbr/plugins/openbr_internal.h b/openbr/plugins/openbr_internal.h
index 7376990..fb7a1b5 100644
--- a/openbr/plugins/openbr_internal.h
+++ b/openbr/plugins/openbr_internal.h
@@ -234,19 +234,6 @@ public:
         return output;
     }
 
-    virtual TemplateEvent * getEvent(const QString & name)
-    {
-        foreach(Transform* t, transforms )
-        {
-            TemplateEvent * probe = t->getEvent(name);
-            if (probe)
-                return probe;
-        }
-
-        return NULL;
-    }
-
-
 protected:
     bool isTimeVarying;
 
--
libgit2 0.21.4