synfig-studio/trunk/src/synfigapp/actions/activepointsimpleadd.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file activepointsimpleadd.cpp
   3 **      \brief Simple add activepoint File
   4 **
   5 **      $Id: activepointsimpleadd.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2004 Adrian Bentley
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  14 **      You may not copy, print, publish, or in any
  15 **      other way distribute this software without
  16 **      a prior written agreement with
  17 **      the copyright holder.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 #ifdef USING_PCH
  25 #       include "pch.h"
  26 #else
  27 #ifdef HAVE_CONFIG_H
  28 #       include <config.h>
  29 #endif
  30
  31 #include "activepointsimpleadd.h"
  32 #include <synfigapp/canvasinterface.h>
  33
  34 #endif
  35
  36 using namespace std;
  37 using namespace etl;
  38 using namespace synfig;
  39 using namespace synfigapp;
  40 using namespace Action;
  41
  42 /* === M A C R O S ========================================================= */
  43
  44 ACTION_INIT(Action::ActivepointSimpleAdd);
  45 ACTION_SET_NAME(Action::ActivepointSimpleAdd,"waypoint_simpleadd");
  46 ACTION_SET_LOCAL_NAME(Action::ActivepointSimpleAdd,"Simply Add Waypoint");
  47 ACTION_SET_TASK(Action::ActivepointSimpleAdd,"add");
  48 ACTION_SET_CATEGORY(Action::ActivepointSimpleAdd,Action::CATEGORY_WAYPOINT);
  49 ACTION_SET_PRIORITY(Action::ActivepointSimpleAdd,0);
  50 ACTION_SET_VERSION(Action::ActivepointSimpleAdd,"0.0");
  51 ACTION_SET_CVS_ID(Action::ActivepointSimpleAdd,"$Id: activepointsimpleadd.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
  52
  53 /* === G L O B A L S ======================================================= */
  54
  55 /* === P R O C E D U R E S ================================================= */
  56
  57 /* === M E T H O D S ======================================================= */
  58
  59 Action::ActivepointSimpleAdd::ActivepointSimpleAdd()
  60 {
  61         set_dirty(true);
  62         activepoint.set_time(Time::begin()-1);
  63 }
  64
  65 Action::ParamVocab
  66 Action::ActivepointSimpleAdd::get_param_vocab()
  67 {
  68         ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
  69
  70         ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
  71                 .set_local_name(_("Destination ValueNode (Animated)"))
  72         );
  73
  74         ret.push_back(ParamDesc("activepoint",Param::TYPE_ACTIVEPOINT)
  75                 .set_local_name(_("Activepoint"))
  76                 .set_desc(_("Activepoint to be added"))
  77         );
  78
  79         return ret;
  80 }
  81
  82 bool
  83 Action::ActivepointSimpleAdd::is_canidate(const ParamList &x)
  84 {
  85         if(canidate_check(get_param_vocab(),x))
  86         {
  87                 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
  88                 if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
  89                         return false;
  90
  91                 return true;
  92         }
  93         return canidate_check(get_param_vocab(),x);
  94 }
  95
  96 bool
  97 Action::ActivepointSimpleAdd::set_param(const synfig::String& name, const Action::Param &param)
  98 {
  99         if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
 100         {
 101                 ValueDesc value_desc(param.get_value_desc());
 102
 103                 if(!value_desc.parent_is_value_node())
 104                         return false;
 105
 106                 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node());
 107
 108                 if(!value_node)
 109                         return false;
 110
 111                 index=value_desc.get_index();
 112
 113                 return true;
 114         }
 115         if(name=="activepoint" && param.get_type()==Param::TYPE_ACTIVEPOINT)
 116         {
 117                 activepoint = param.get_activepoint();
 118
 119                 return true;
 120         }
 121
 122         return Action::CanvasSpecific::set_param(name,param);
 123 }
 124
 125 bool
 126 Action::ActivepointSimpleAdd::is_ready()const
 127 {
 128         if(!value_node && activepoint.get_time() != (Time::begin()-1))
 129                 return false;
 130         return Action::CanvasSpecific::is_ready();
 131 }
 132
 133 void
 134 Action::ActivepointSimpleAdd::perform()
 135 {
 136         //remove any pretenders that lie at our destination
 137         ValueNode_DynamicList::ListEntry::findresult iter = value_node->list[index]
 138                                                                                                                         .find_time(activepoint.get_time());
 139
 140         time_overwrite = false;
 141         if(iter.second)
 142         {
 143                 overwritten_ap = *iter.first;
 144                 time_overwrite = true;
 145                 value_node->list[index].erase(overwritten_ap);
 146         }
 147
 148         //add the value node in since it's safe
 149         value_node->list[index].add(activepoint);
 150
 151         //sort them...
 152         value_node->list[index].timing_info.sort();
 153
 154         // Signal that a valuenode has been changed
 155         value_node->changed();
 156 }
 157
 158 void
 159 Action::ActivepointSimpleAdd::undo()
 160 {
 161         //remove our old version...
 162         ValueNode_DynamicList::ListEntry::findresult iter = value_node->list[index].find_uid(activepoint);
 163
 164         if(!iter.second)
 165         {
 166                 throw Error(_("The activepoint to remove no longer exists"));
 167         }
 168
 169         //remove the offending value
 170         value_node->list[index].erase(*iter.first); //could also just use waypoint
 171
 172         if(time_overwrite)
 173         {
 174                 value_node->list[index].add(overwritten_ap);
 175         }
 176
 177         //sort them...
 178         value_node->list[index].timing_info.sort();
 179
 180         // Signal that a valuenode has been changed
 181         value_node->changed();
 182 }