**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2008 Chris Moore
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
/* === M A C R O S ========================================================= */
//! \writeme
-#define SYNFIG_LAYER_MODULE_EXT public: static const char name__[], version__[], cvs_id__[], local_name__[], category__[]; static Layer *create();
+#define SYNFIG_LAYER_MODULE_EXT \
+ public: \
+ static const char name__[], version__[], cvs_id__[], local_name__[], category__[]; \
+ static Layer *create();
//! Sets the name of the layer
-#define SYNFIG_LAYER_SET_NAME(class,x) const char class::name__[]=x
+#define SYNFIG_LAYER_SET_NAME(class,x) \
+ const char class::name__[]=x
//! Sets the local name of the layer
-#define SYNFIG_LAYER_SET_LOCAL_NAME(class,x) const char class::local_name__[]=x;
+#define SYNFIG_LAYER_SET_LOCAL_NAME(class,x) \
+ const char class::local_name__[]=x;
//! Sets the category of the layer
-#define SYNFIG_LAYER_SET_CATEGORY(class,x) const char class::category__[]=x
+#define SYNFIG_LAYER_SET_CATEGORY(class,x) \
+ const char class::category__[]=x
//! Sets the version string for the layer
-#define SYNFIG_LAYER_SET_VERSION(class,x) const char class::version__[]=x
+#define SYNFIG_LAYER_SET_VERSION(class,x) \
+ const char class::version__[]=x
//! Sets the CVS ID string for the layer
-#define SYNFIG_LAYER_SET_CVS_ID(class,x) const char class::cvs_id__[]=x
+#define SYNFIG_LAYER_SET_CVS_ID(class,x) \
+ const char class::cvs_id__[]=x
//! \writeme
-#define SYNFIG_LAYER_INIT(class) synfig::Layer* class::create() { return new class(); }
+#define SYNFIG_LAYER_INIT(class) \
+ synfig::Layer* class::create() \
+ { \
+ return new class(); \
+ }
//! \writeme
-#define IMPORT_PLUS(x,y) if(param==#x && value.same_type_as(x)) { value.put(&x);{y;}return true;}
+#define IMPORT_PLUS(x,y) \
+ if (param==#x && value.same_type_as(x)) \
+ { \
+ value.put(&x); \
+ { \
+ y; \
+ } \
+ return true; \
+ }
//! \writeme
-#define IMPORT_AS(x,y) if(param==y && value.same_type_as(x)) { value.put(&x); return true;}
+#define IMPORT_AS(x,y) \
+ if (param==y && value.same_type_as(x)) \
+ { \
+ value.put(&x); \
+ return true; \
+ }
//! \writeme
-#define IMPORT(x) IMPORT_AS(x,#x)
+#define IMPORT(x) \
+ IMPORT_AS(x,#x)
//! \writeme
-#define EXPORT_AS(x,y) if(param==y) { return ValueBase(x); }
+#define EXPORT_AS(x,y) \
+ if (param==y) \
+ return ValueBase(x);
//! \writeme
-#define EXPORT(x) EXPORT_AS(x,#x)
+#define EXPORT(x) \
+ EXPORT_AS(x,#x)
//! \writeme
-#define EXPORT_NAME() if(param=="Name" || param=="name" || param=="name__") { return name__; } if(param=="local_name__") { return dgettext("synfig",local_name__); }
+#define EXPORT_NAME() \
+ if (param=="Name" || param=="name" || param=="name__") \
+ return name__; \
+ else if (param=="local_name__") \
+ return dgettext("synfig",local_name__);
//! \writeme
-#define EXPORT_VERSION() if(param=="Version" || param=="version" || param=="version__") { return version__; }
+#define EXPORT_VERSION() \
+ if (param=="Version" || param=="version" || param=="version__") \
+ return version__;
//! This is used as the category for layer book entries which represent aliases of layers.
//! It prevents these layers showing up in the menu.
String cvs_id;
String version;
BookEntry() { }
- BookEntry(Factory factory, const String& name,const String& local_name,const String& category,const String& cvs_id,const String& version):
- factory(factory),name(name),local_name(local_name),category(category),cvs_id(cvs_id),version(version) { }
+ BookEntry(Factory factory,
+ const String &name,
+ const String &local_name,
+ const String &category,
+ const String &cvs_id,
+ const String &version):
+ factory(factory),
+ name(name),
+ local_name(local_name),
+ category(category),
+ cvs_id(cvs_id),
+ version(version) { }
};
typedef std::map<String,BookEntry> Book;
//! Returns the layer's description if it's not empty, else its local name
const String get_non_empty_description()const { return get_description().empty() ? get_local_name() : get_description(); }
+ //! Returns the localised version of the given layer parameter
+ const String get_param_local_name(const String ¶m_name)const;
+
/*
-- ** -- V I R T U A L F U N C T I O N S -----------------------------------
*/
//! Duplicates the Layer
virtual Handle clone(const GUID& deriv_guid=GUID())const;
-#ifdef THIS_CODE_IS_NOT_USED
+ //! Returns true if the layer needs to be able to examine its context.
+ /*! context to render itself, other than for simple blending. For
+ ** example, the blur layer will return true - it can't do its job
+ ** if it can't see its context, and the circle layer will return
+ ** false - rendering a circle doesn't depend on the underlying
+ ** context until the final blend operation. */
+ virtual bool reads_context()const;
+
//! Duplicates the Layer without duplicating the value nodes
- virtual Layer *simple_clone()const;
-#endif /* THIS_CODE_IS_NOT_USED */
+ virtual Handle simple_clone()const;
protected:
projects / synfig.git / blobdiff