Implemented export functions;

Choice viewer uses font when rendering text.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@433 0fc631ac-6414-0410-93d0-97cfa31319b6

src/data/export_template.hpp

@@ -14,6 +14,7 @@
 #include <script/scriptable.hpp>
 
 DECLARE_POINTER_TYPE(Game);
+DECLARE_POINTER_TYPE(Set);
 DECLARE_POINTER_TYPE(Field);
 DECLARE_POINTER_TYPE(Style);
 DECLARE_POINTER_TYPE(ExportTemplate);
@@ -42,6 +43,7 @@ class ExportTemplate : public Packaged {
 
 /// Information that can be used by export functions
 struct ExportInfo {
+	SetP            set;                ///< The set that is being exported
 	ExportTemplateP export_template;    ///< The export template used
 	String          directory_relative; ///< The directory for storing extra files (or "" if !export->create_directory)
 	                                    ///  This is just the directory name

src/data/field/choice.cpp

@@ -212,6 +212,7 @@ void ChoiceStyle::initImage() {
 bool ChoiceStyle::update(Context& ctx) {
 	// Don't update the choice images, leave that to invalidate()
 	bool change = Style       ::update(ctx)
+	            | font         .update(ctx)
 	            | mask_filename.update(ctx);
 	if (!choice_images_initialized) {
 		// we only want to do this once because it is rather slow, other updates are handled by dependencies