Remove ancient trunk folder from svn repository

[synfig.git] / synfig-studio / src / synfigapp / actions / layerparamset.cpp

diff --git a/synfig-studio/src/synfigapp/actions/layerparamset.cpp b/synfig-studio/src/synfigapp/actions/layerparamset.cpp
new file mode 100644 (file)
index 0000000..74ff99a
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+++ b/synfig-studio/src/synfigapp/actions/layerparamset.cpp
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+/* === S Y N F I G ========================================================= */
+/*!    \file layerparamset.cpp
+**     \brief Template File
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package is distributed in the hope that it will be useful,
+**     but WITHOUT ANY WARRANTY; without even the implied warranty of
+**     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#      include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#      include <config.h>
+#endif
+
+#include "layerparamset.h"
+#include <synfigapp/canvasinterface.h>
+
+#include <synfigapp/general.h>
+
+#endif
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace synfigapp;
+using namespace Action;
+
+/* === M A C R O S ========================================================= */
+
+ACTION_INIT(Action::LayerParamSet);
+ACTION_SET_NAME(Action::LayerParamSet,"LayerParamSet");
+ACTION_SET_LOCAL_NAME(Action::LayerParamSet,N_("Set Layer Parameter"));
+ACTION_SET_TASK(Action::LayerParamSet,"set");
+ACTION_SET_CATEGORY(Action::LayerParamSet,Action::CATEGORY_LAYER);
+ACTION_SET_PRIORITY(Action::LayerParamSet,0);
+ACTION_SET_VERSION(Action::LayerParamSet,"0.0");
+ACTION_SET_CVS_ID(Action::LayerParamSet,"$Id$");
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Action::LayerParamSet::LayerParamSet()
+{
+}
+
+Action::ParamVocab
+Action::LayerParamSet::get_param_vocab()
+{
+       ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+       ret.push_back(ParamDesc("layer",Param::TYPE_LAYER)
+               .set_local_name(_("Layer"))
+       );
+
+       ret.push_back(ParamDesc("param",Param::TYPE_STRING)
+               .set_local_name(_("Param"))
+       );
+
+       ret.push_back(ParamDesc("new_value",Param::TYPE_VALUE)
+               .set_local_name(_("ValueBase"))
+       );
+
+       return ret;
+}
+
+bool
+Action::LayerParamSet::is_candidate(const ParamList &x)
+{
+       return candidate_check(get_param_vocab(),x);
+}
+
+bool
+Action::LayerParamSet::set_param(const synfig::String& name, const Action::Param &param)
+{
+       if(name=="layer" && param.get_type()==Param::TYPE_LAYER)
+       {
+               layer=param.get_layer();
+
+               return true;
+       }
+
+       if(name=="new_value" && param.get_type()==Param::TYPE_VALUE)
+       {
+               new_value=param.get_value();
+
+               return true;
+       }
+
+       if(name=="param" && param.get_type()==Param::TYPE_STRING)
+       {
+               param_name=param.get_string();
+
+               return true;
+       }
+
+       return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::LayerParamSet::is_ready()const
+{
+       if(!layer || !new_value.is_valid() || param_name.empty())
+               return false;
+       return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::LayerParamSet::perform()
+{
+       // See if the parameter is dynamic
+       if(layer->dynamic_param_list().count(param_name))
+               throw Error(_("ValueNode attached to Parameter."));
+
+       old_value=layer->get_param(param_name);
+
+       if(!layer->set_param(param_name,new_value))
+               throw Error(_("Layer did not accept parameter."));
+
+       /*if(layer->active())
+               set_dirty(true);
+       else
+               set_dirty(false);
+       */
+       layer->changed();
+
+       // Signal that a layer has been inserted
+       if(get_canvas_interface())
+       {
+               get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
+       }
+}
+
+void
+Action::LayerParamSet::undo()
+{
+       if(!layer->set_param(param_name,old_value))
+               throw Error(_("Layer did not accept parameter."));
+
+       /*
+       if(layer->active())
+               set_dirty(true);
+       else
+               set_dirty(false);
+       */
+
+       layer->changed();
+
+       // Signal that a layer has been inserted
+       if(get_canvas_interface())
+       {
+               get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
+       }
+}