Images are now cached as wxBitmap, not wxImage. This should improve performance.

Fixed some more corner cases of rotation+zoom.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@630 0fc631ac-6414-0410-93d0-97cfa31319b6

src/render/value/viewer.cpp

@@ -26,6 +26,7 @@ Set& ValueViewer::getSet() const { return *viewer.getSet(); }
 
 void ValueViewer::setValue(const ValueP& value) {
 	assert(value->fieldP == styleP->fieldP); // matching field
+	if (valueP == value) return;
 	valueP = value;
 	onValueChange();
 }
@@ -55,6 +56,12 @@ bool ValueViewer::isCurrent() const {
 	return viewer.focusedViewer() == this;
 }
 
+void ValueViewer::onStyleChange(int changes) {
+	if (!(changes & CHANGE_ALREADY_PREPARED)) {
+		viewer.redraw(*this);
+	}
+}
+
 // ----------------------------------------------------------------------------- : Type dispatch
 
 #define IMPLEMENT_MAKE_VIEWER(Type)														\