changeset 6:44bbf5793d84

* Rework handling of layer properties in file I/O -- we now get the individual
  layers to load and save them rather than doing it via generic property lists
  in the base class, so as to ensure we read and write meaningful values rather
  than generic int values requiring conversion.

--- a/base/Layer.cpp	Tue Jan 17 17:45:55 2006 +0000
+++ b/base/Layer.cpp	Thu Jan 19 12:54:38 2006 +0000
@@ -41,7 +41,7 @@
     
     s += indent;
 
-    s += QString("<layer id=\"%2\" type=\"%1\" name=\"%3\" model=\"%4\" %5>\n")
+    s += QString("<layer id=\"%2\" type=\"%1\" name=\"%3\" model=\"%4\" %5/>\n")
 	.arg(LayerFactory::instance()->getLayerTypeName
 	     (LayerFactory::instance()->getLayerType(this)))
 	.arg(getObjectExportId(this))
@@ -49,18 +49,6 @@
 	.arg(getObjectExportId(getModel()))
 	.arg(extraAttributes);
 
-    PropertyList properties = getProperties();
-
-    for (PropertyList::const_iterator i = properties.begin();
-	 i != properties.end(); ++i) {
-
-	int pv = getPropertyRangeAndValue(*i, 0, 0);
-	s += indent + "";
-	s += QString("<property name=\"%1\" value=\"%2\"/>\n").arg(*i).arg(pv);
-    }
-
-    s += indent + "</layer>\n";
-
     return s;
 }
 

--- a/base/Layer.h	Tue Jan 17 17:45:55 2006 +0000
+++ b/base/Layer.h	Thu Jan 19 12:54:38 2006 +0000
@@ -16,6 +16,7 @@
 
 #include <QObject>
 #include <QRect>
+#include <QXmlAttributes>
 
 class ZoomConstraint;
 class Model;
@@ -91,6 +92,8 @@
     virtual QString toXmlString(QString indent = "",
 				QString extraAttributes = "") const;
 
+    virtual void setProperties(const QXmlAttributes &) = 0;
+
 signals:
     void modelChanged();
     void modelCompletionChanged();