Added copyright lines for files I've edited this year.
[synfig.git] / synfig-studio / trunk / src / synfigapp / actions / valuedescset.cpp
index 398713f..d4d89db 100644 (file)
@@ -2,19 +2,21 @@
 /*!    \file valuedescset.cpp
 **     \brief Template File
 **
-**     $Id: valuedescset.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
+**     $Id$
 **
 **     \legal
-**     Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2007, 2008 Chris Moore
 **
-**     This software and associated documentation
-**     are CONFIDENTIAL and PROPRIETARY property of
-**     the above-mentioned copyright holder.
+**     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.
 **
-**     You may not copy, print, publish, or in any
-**     other way distribute this software without
-**     a prior written agreement with
-**     the copyright holder.
+**     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
 */
 /* ========================================================================= */
@@ -40,6 +42,8 @@
 #include <synfig/valuenode_reference.h>
 #include <synfigapp/main.h>
 
+#include <synfigapp/general.h>
+
 #endif
 
 using namespace std;
@@ -49,18 +53,15 @@ using namespace synfigapp;
 using namespace Action;
 
 /* === M A C R O S ========================================================= */
-#define ACTION_INIT2(class) \
-       Action::Base* class::create() { return new class(); }   \
-       synfig::String class::get_name()const { return name__; }        
 
-ACTION_INIT2(Action::ValueDescSet);
+ACTION_INIT_NO_GET_LOCAL_NAME(Action::ValueDescSet);
 ACTION_SET_NAME(Action::ValueDescSet,"value_desc_set");
-ACTION_SET_LOCAL_NAME(Action::ValueDescSet,"Set ValueDesc");
+ACTION_SET_LOCAL_NAME(Action::ValueDescSet,N_("Set ValueDesc"));
 ACTION_SET_TASK(Action::ValueDescSet,"set");
 ACTION_SET_CATEGORY(Action::ValueDescSet,Action::CATEGORY_VALUEDESC);
 ACTION_SET_PRIORITY(Action::ValueDescSet,0);
 ACTION_SET_VERSION(Action::ValueDescSet,"0.0");
-ACTION_SET_CVS_ID(Action::ValueDescSet,"$Id: valuedescset.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
+ACTION_SET_CVS_ID(Action::ValueDescSet,"$Id$");
 
 /* === G L O B A L S ======================================================= */
 
@@ -76,44 +77,17 @@ Action::ValueDescSet::ValueDescSet():
 synfig::String
 Action::ValueDescSet::get_local_name()const
 {
-       String name("ValueDesc");
-       
-       if(!value_desc)
-       {
-       }
-       else if(value_desc.parent_is_layer_param())
-       {
-               if(value_desc.get_layer()->get_description().empty())
-                       name=value_desc.get_layer()->get_local_name();
-               else
-                       name=value_desc.get_layer()->get_description();
-               name+="->"+value_desc.get_param_name();
-       }
-       else if(value_desc.parent_is_value_node())
-       {
-               synfig::LinkableValueNode::Handle value_node(synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node()));
-               name=value_node->link_local_name(value_desc.get_index());
-               
-               synfig::Node* node;
-               for(node=value_node.get();!node->parent_set.empty() && !dynamic_cast<Layer*>(node);node=*node->parent_set.begin());
-               Layer::Handle parent_layer(dynamic_cast<Layer*>(node));
-               if(parent_layer)
-               {
-                       if(parent_layer->get_description().empty())
-                               name=parent_layer->get_local_name()+"=>"+name;
-                       else
-                               name=parent_layer->get_description()+"=>"+name;
-               }
-       }
-
-       return strprintf(_("Set %s"),name.c_str());
+       return strprintf(_("Set %s"),
+                                        value_desc
+                                        ? value_desc.get_description().c_str()
+                                        : _("ValueDesc"));
 }
 
 Action::ParamVocab
 Action::ValueDescSet::get_param_vocab()
 {
        ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
-       
+
        ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
                .set_local_name(_("ValueDesc"))
        );
@@ -126,14 +100,14 @@ Action::ValueDescSet::get_param_vocab()
                .set_local_name(_("Time"))
                .set_optional()
        );
-       
+
        return ret;
 }
 
 bool
-Action::ValueDescSet::is_canidate(const ParamList &x)
+Action::ValueDescSet::is_candidate(const ParamList &x)
 {
-       return canidate_check(get_param_vocab(),x);
+       return candidate_check(get_param_vocab(),x);
 }
 
 bool
@@ -142,21 +116,21 @@ Action::ValueDescSet::set_param(const synfig::String& name, const Action::Param
        if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
        {
                value_desc=param.get_value_desc();
-               
+
                return true;
        }
 
        if(name=="new_value" && param.get_type()==Param::TYPE_VALUE)
        {
                value=param.get_value();
-               
+
                return true;
        }
 
        if(name=="time" && param.get_type()==Param::TYPE_TIME)
        {
                time=param.get_time();
-               
+
                return true;
        }
 
@@ -180,33 +154,46 @@ Action::ValueDescSet::prepare()
        // our first tangent is being manipulated,
        // then we also need to adjust the other
        // tangent.
-       if(     value_desc.parent_is_value_node()
-       &&      value_desc.get_parent_value_node()->get_type()==ValueBase::TYPE_BLINEPOINT
-       &&      value_desc.get_index()==4
-       &&      (*value_desc.get_parent_value_node())(time).get(BLinePoint()).get_split_tangent_flag()==false
-       )
+       if(     value_desc.parent_is_value_node() &&
+               value_desc.get_parent_value_node()->get_type()==ValueBase::TYPE_BLINEPOINT &&
+               (value_desc.get_index()==4 || value_desc.get_index()==5) &&
+               (*value_desc.get_parent_value_node())(time).get(BLinePoint()).get_split_tangent_flag()==false)
        {
-               DEBUGPOINT();
-               ValueNode_Composite::Handle parent_value_node;
-               parent_value_node=parent_value_node.cast_dynamic(value_desc.get_parent_value_node());
-               
-               assert(parent_value_node);
-               
-               Action::Handle action(Action::create("value_desc_set"));
-       
-               if(!action)
-                       throw Error(_("Unable to find action value_desc_set (bug)"));
-               
-               action->set_param("canvas",get_canvas());
-               action->set_param("canvas_interface",get_canvas_interface());
-               action->set_param("time",time);
-               action->set_param("new_value",value);
-               action->set_param("value_desc",ValueDesc(parent_value_node,5));
-               
-               if(!action->is_ready())
-                       throw Error(Error::TYPE_NOTREADY);
-       
-               add_action(action);                     
+               printf("a tangent got changed - #%d\n", value_desc.get_index()-3);
+
+               {
+                       ValueNode_Composite::Handle parent_value_node;
+                       parent_value_node=parent_value_node.cast_dynamic(value_desc.get_parent_value_node());
+                       assert(parent_value_node);
+
+                       Vector t1((*parent_value_node->get_link("t1"))(time));
+                       Vector t2((*parent_value_node->get_link("t2"))(time));
+                       printf("current values are: t1(%.2f, %2.f)  t2(%.2f, %.2f)\n", t1[0], t1[1], t2[0], t2[1]);
+               }
+
+               if (value_desc.get_index()==4) {
+                       printf("copying change to tangent 2\n");
+                       ValueNode_Composite::Handle parent_value_node;
+                       parent_value_node=parent_value_node.cast_dynamic(value_desc.get_parent_value_node());
+
+                       assert(parent_value_node);
+
+                       Action::Handle action(Action::create("value_desc_set"));
+
+                       if(!action)
+                               throw Error(_("Unable to find action value_desc_set (bug)"));
+
+                       action->set_param("canvas",get_canvas());
+                       action->set_param("canvas_interface",get_canvas_interface());
+                       action->set_param("time",time);
+                       action->set_param("new_value",value);
+                       action->set_param("value_desc",ValueDesc(parent_value_node,5));
+
+                       if(!action->is_ready())
+                               throw Error(Error::TYPE_NOTREADY);
+
+                       add_action(action);
+               }
        }
 
        // If we are a reference value node, then
@@ -220,21 +207,21 @@ Action::ValueDescSet::prepare()
 
                if(!action)
                        throw Error(_("Unable to find action value_desc_set (bug)"));
-               
+
                action->set_param("canvas",get_canvas());
                action->set_param("canvas_interface",get_canvas_interface());
                action->set_param("time",time);
                action->set_param("new_value",value);
                action->set_param("value_desc",reference_value_desc);
-               
+
                if(!action->is_ready())
                        throw Error(Error::TYPE_NOTREADY);
 
-               add_action(action);                     
-       
+               add_action(action);
+
                return;
        }
-       
+
        // If we are a composite value node, then
        // we need to distribute the changes to the
        // individual parts
@@ -276,35 +263,35 @@ Action::ValueDescSet::prepare()
                        break;
                }
                default:
-                       throw Error("Bad type for composite (%s)",ValueBase::type_name(value.get_type()).c_str());                      
+                       throw Error(_("Bad type for composite (%s)"),ValueBase::type_local_name(value.get_type()).c_str());
                        break;
                }
-               
+
                for(int i=0;i<n_components;i++)
                {
                        ValueDesc component_value_desc(ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()),i);
 
                        Action::Handle action(Action::create("value_desc_set"));
-       
+
                        if(!action)
                                throw Error(_("Unable to find action value_desc_set (bug)"));
-                       
+
                        action->set_param("canvas",get_canvas());
                        action->set_param("canvas_interface",get_canvas_interface());
                        action->set_param("time",time);
                        action->set_param("new_value",components[i]);
                        action->set_param("value_desc",component_value_desc);
-                       
+
                        if(!action->is_ready())
                                throw Error(Error::TYPE_NOTREADY);
-       
-                       add_action(action);                     
+
+                       add_action(action);
                }
-               
+
                return;
        }
 
-       
+
        // If we are a RADIAL composite value node, then
        // we need to distribute the changes to the
        // individual parts
@@ -316,9 +303,14 @@ Action::ValueDescSet::prepare()
                {
                case ValueBase::TYPE_VECTOR:
                {
+                       Angle old_angle = (*(ValueNode_RadialComposite::Handle::cast_dynamic(
+                                                                        value_desc.get_value_node())->get_link_vfunc(1)))(time).get(Angle());
                        Vector vect(value.get(Vector()));
                        components[0]=vect.mag();
-                       components[1]=Angle(Angle::tan(vect[1],vect[0]));
+                       Angle change = Angle(Angle::tan(vect[1],vect[0])) - old_angle;
+                       while (change < Angle::deg(-180)) change += Angle::deg(360);
+                       while (change > Angle::deg(180)) change -= Angle::deg(360);
+                       components[1]=old_angle + change;
                        n_components=2;
                }
                        break;
@@ -330,7 +322,7 @@ Action::ValueDescSet::prepare()
                        n_components=4;
                        break;
                default:
-                       throw Error("Bad type for radial composite (%s)",ValueBase::type_name(value.get_type()).c_str());                       
+                       throw Error(_("Bad type for radial composite (%s)"),ValueBase::type_local_name(value.get_type()).c_str());
                        break;
                }
                for(int i=0;i<n_components;i++)
@@ -338,54 +330,103 @@ Action::ValueDescSet::prepare()
                        ValueDesc component_value_desc(ValueNode_RadialComposite::Handle::cast_dynamic(value_desc.get_value_node()),i);
 
                        Action::Handle action(Action::create("value_desc_set"));
-       
+
                        if(!action)
                                throw Error(_("Unable to find action value_desc_set (bug)"));
-                       
+
                        action->set_param("canvas",get_canvas());
                        action->set_param("canvas_interface",get_canvas_interface());
                        action->set_param("time",time);
                        action->set_param("new_value",components[i]);
                        action->set_param("value_desc",component_value_desc);
-                       
+
                        if(!action->is_ready())
                                throw Error(Error::TYPE_NOTREADY);
-       
-                       add_action(action);                     
+
+                       add_action(action);
                }
-               
+
                return;
        }
 
        // If we are merging the tangents of a BLinePoint,
        // we must also set the second tangent for things
        // to interpolate properly
-       if(     value_desc.parent_is_value_node()
-       &&      value_desc.get_parent_value_node()->get_type()==ValueBase::TYPE_BLINEPOINT
-       &&      value_desc.get_index()==3
-//     &&      value.get(bool())==false        // Actually, we want to do this any time the split flag is tweaked with
-       )
+       if (value_desc.parent_is_value_node() &&
+           value_desc.get_parent_value_node()->get_type()==ValueBase::TYPE_BLINEPOINT &&
+           value_desc.get_index()==3)
        {
                ValueNode_Composite::Handle parent_value_node;
                parent_value_node=parent_value_node.cast_dynamic(value_desc.get_parent_value_node());
-               
+
                assert(parent_value_node);
-               
-               Action::Handle action(Action::create("value_desc_set"));
-       
-               if(!action)
-                       throw Error(_("Unable to find action value_desc_set (bug)"));
-               
-               action->set_param("canvas",get_canvas());
-               action->set_param("canvas_interface",get_canvas_interface());
-               action->set_param("time",time);
-               action->set_param("new_value",(*parent_value_node->get_link(4))(time));
-               action->set_param("value_desc",ValueDesc(parent_value_node,5));
-               
-               if(!action->is_ready())
-                       throw Error(Error::TYPE_NOTREADY);
-       
-               add_action(action);                     
+
+               // are we splitting or merging the tangents?
+           if (value.get(bool()))
+           {
+                       // we are splitting tangents
+
+                       Action::Handle action(Action::create("value_desc_set"));
+
+                       if(!action)
+                               throw Error(_("Unable to find action value_desc_set (bug)"));
+
+                       action->set_param("canvas",get_canvas());
+                       action->set_param("canvas_interface",get_canvas_interface());
+                       action->set_param("time",time);
+                       action->set_param("new_value",(*parent_value_node->get_link(4))(time));
+                       action->set_param("value_desc",ValueDesc(parent_value_node,5));
+
+                       if(!action->is_ready())
+                               throw Error(Error::TYPE_NOTREADY);
+
+                       add_action(action);
+           }
+           else
+           {
+                       // we are merging tangents
+
+                       // the merged tangent should be the average of the 2 tangents we're merging
+                       ValueBase average(((Vector)((*parent_value_node->get_link("t1"))(time)) +
+                                                          (Vector)((*parent_value_node->get_link("t2"))(time))) / 2);
+
+                       {
+                               Action::Handle action(Action::create("value_desc_set"));
+
+                               if(!action)
+                                       throw Error(_("Unable to find action value_desc_set (bug)"));
+
+                               action->set_param("canvas",get_canvas());
+                               action->set_param("canvas_interface",get_canvas_interface());
+                               action->set_param("time",time);
+                               action->set_param("new_value",average);
+                               action->set_param("value_desc",ValueDesc(parent_value_node,4));
+
+                               if(!action->is_ready())
+                                       throw Error(Error::TYPE_NOTREADY);
+
+                               add_action(action);
+                       }
+
+                       {
+                               Action::Handle action(Action::create("value_desc_set"));
+
+                               if(!action)
+                                       throw Error(_("Unable to find action value_desc_set (bug)"));
+
+                               action->set_param("canvas",get_canvas());
+                               action->set_param("canvas_interface",get_canvas_interface());
+                               action->set_param("time",time);
+                               action->set_param("new_value",average);
+                               action->set_param("value_desc",ValueDesc(parent_value_node,5));
+
+                               if(!action->is_ready())
+                                       throw Error(Error::TYPE_NOTREADY);
+
+                               add_action(action);
+                       }
+           }
+
        }
 
 /*     DEBUGPOINT();
@@ -405,9 +446,9 @@ Action::ValueDescSet::prepare()
                        }
                }
        }
-*/     
+*/
+
 
-       
        // If we are in animate editing mode
        if(get_edit_mode()&MODE_ANIMATE)
        {
@@ -424,12 +465,12 @@ Action::ValueDescSet::prepare()
                                value=ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node())->get_value();
                        else
                                value=value_desc.get_value();
-                       
+
                        if(!value_node)value_node=ValueNode_Animated::create(value,time);
                        //if(!value_node)value_node=ValueNode_Animated::create(value.get_type());
-                       
+
                        Action::Handle action;
-                       
+
                        if(!value_desc.is_value_node())
                        {
                                action=(ValueDescConnect::create());
@@ -442,46 +483,43 @@ Action::ValueDescSet::prepare()
                                action->set_param("dest",value_desc.get_value_node());
                                action->set_param("src",ValueNode::Handle(value_node));
                        }
-                       
+
                        action->set_param("canvas",get_canvas());
                        action->set_param("canvas_interface",get_canvas_interface());
-                       
+
                        if(!action->is_ready())
                                throw Error(Error::TYPE_NOTREADY);
-       
-                               DEBUGPOINT();
+
                        add_action_front(action);
                }
                else
                {
                        value_node=value_node.cast_dynamic(value_desc.get_value_node());
                }
-               
-                               DEBUGPOINT();
+
                if(!value_node)
-                       throw Error(_("Direct manipulation of this ValueNode type is not yet supported"));              
-               
+                       throw Error(_("Direct manipulation of this ValueNode type is not yet supported"));
+
                Action::Handle action(WaypointSetSmart::create());
-               
+
                //Waypoint waypoint(value,time);
-               
+
                Waypoint waypoint(value_node->new_waypoint_at_time(time));
                waypoint.set_value(value);
-               
+
                waypoint.set_before(synfigapp::Main::get_interpolation());
                waypoint.set_after(synfigapp::Main::get_interpolation());
-               
+
                action->set_param("canvas",get_canvas());
                action->set_param("canvas_interface",get_canvas_interface());
                action->set_param("value_node",ValueNode::Handle(value_node));
                action->set_param("waypoint",waypoint);
-               
+
                if(!action->is_ready())
                        throw Error(Error::TYPE_NOTREADY);
 
-                               DEBUGPOINT();
                add_action(action);
-               
+
                return;
        }
        else
@@ -491,38 +529,38 @@ Action::ValueDescSet::prepare()
                        if(ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()))
                        {
                                Action::Handle action(ValueNodeConstSet::create());
-                               
+
                                action->set_param("canvas",get_canvas());
                                action->set_param("canvas_interface",get_canvas_interface());
                                action->set_param("value_node",value_desc.get_value_node());
                                action->set_param("new_value",value);
-                               
+
                                if(!action->is_ready())
                                        throw Error(Error::TYPE_NOTREADY);
-               
+
                                add_action_front(action);
                                return;
                        }
                        else
                        if(ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node()))
-                               throw Error(_("You must be in Animate-Editing-Mode to directly manipulate this value"));                
+                               throw Error(_("You must be in Animate-Editing-Mode to directly manipulate this value"));
                        else
-                               throw Error(_("Direct manipulation of this ValueNode type is not yet supported"));              
+                               throw Error(_("Direct manipulation of this ValueNode type is not yet supported"));
                }
                else
                if(value_desc.parent_is_layer_param() && !value_desc.is_value_node())
                {
                        Action::Handle layer_param_set(LayerParamSet::create());
-                       
+
                        layer_param_set->set_param("canvas",get_canvas());
                        layer_param_set->set_param("canvas_interface",get_canvas_interface());
                        layer_param_set->set_param("layer",value_desc.get_layer());
                        layer_param_set->set_param("param",value_desc.get_param_name());
                        layer_param_set->set_param("new_value",value);
-       
+
                        if(!layer_param_set->is_ready())
                                throw Error(Error::TYPE_NOTREADY);
-                       
+
                        add_action_front(layer_param_set);
                        return;
                }