X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;ds=sidebyside;f=synfig-core%2Ftags%2Fsynfig_0_61_07_rc3%2Fsrc%2Fsynfig%2Fvaluenode_timedswap.cpp;fp=synfig-core%2Ftags%2Fsynfig_0_61_07_rc3%2Fsrc%2Fsynfig%2Fvaluenode_timedswap.cpp;h=20be99f823b2775872040d23e55af89074f8751f;hb=0e729dddd753ed872265ba82c0089bc55e64bf55;hp=0000000000000000000000000000000000000000;hpb=7a4d1b9ab079cc84ccfb4cf46f074c84b8caef2e;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/valuenode_timedswap.cpp b/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/valuenode_timedswap.cpp new file mode 100644 index 0000000..20be99f --- /dev/null +++ b/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/valuenode_timedswap.cpp @@ -0,0 +1,352 @@ +/* === S Y N F I G ========================================================= */ +/*! \file valuenode_timedswap.cpp +** \brief Template File +** +** $Id$ +** +** \legal +** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley +** Copyright (c) 2007 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 +** 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 +#endif + +#include "general.h" +#include "valuenode_timedswap.h" +#include "valuenode_const.h" +#include +#include "color.h" + +#endif + +/* === U S I N G =========================================================== */ + +using namespace std; +using namespace etl; +using namespace synfig; + +/* === M A C R O S ========================================================= */ + +/* === G L O B A L S ======================================================= */ + +/* === P R O C E D U R E S ================================================= */ + +/* === M E T H O D S ======================================================= */ + +ValueNode_TimedSwap::ValueNode_TimedSwap(const ValueBase &value): + LinkableValueNode(value.get_type()) +{ + switch(get_type()) + { + case ValueBase::TYPE_ANGLE: + set_link("before",ValueNode_Const::create(value.get(Angle()))); + set_link("after",ValueNode_Const::create(value.get(Angle()))); + break; + case ValueBase::TYPE_COLOR: + set_link("before",ValueNode_Const::create(value.get(Color()))); + set_link("after",ValueNode_Const::create(value.get(Color()))); + break; + case ValueBase::TYPE_INTEGER: + set_link("before",ValueNode_Const::create(value.get(int()))); + set_link("after",ValueNode_Const::create(value.get(int()))); + break; + case ValueBase::TYPE_REAL: + set_link("before",ValueNode_Const::create(value.get(Real()))); + set_link("after",ValueNode_Const::create(value.get(Real()))); + break; + case ValueBase::TYPE_TIME: + set_link("before",ValueNode_Const::create(value.get(Time()))); + set_link("after",ValueNode_Const::create(value.get(Time()))); + break; + case ValueBase::TYPE_VECTOR: + set_link("before",ValueNode_Const::create(value.get(Vector()))); + set_link("after",ValueNode_Const::create(value.get(Vector()))); + break; + default: + throw Exception::BadType(ValueBase::type_name(get_type())); + } + + set_link("time",ValueNode_Const::create(Time(2))); + set_link("length",ValueNode_Const::create(Time(1))); + + DCAST_HACK_ENABLE(); +} + +ValueNode_TimedSwap* +ValueNode_TimedSwap::create(const ValueBase& x) +{ + return new ValueNode_TimedSwap(x); +} + + +LinkableValueNode* +ValueNode_TimedSwap::create_new()const +{ + return new ValueNode_TimedSwap(get_type()); +} + + +synfig::ValueNode_TimedSwap::~ValueNode_TimedSwap() +{ + unlink_all(); +} + + + +bool +ValueNode_TimedSwap::set_before(const ValueNode::Handle &x) +{ + if(!x || x->get_type()!=get_type() + && !PlaceholderValueNode::Handle::cast_dynamic(x)) + return false; + + before=x; + + return true; +} + +ValueNode::Handle +ValueNode_TimedSwap::get_before()const +{ + return before; +} + + +bool +ValueNode_TimedSwap::set_after(const ValueNode::Handle &x) +{ + if(!x || x->get_type()!=get_type() + && !PlaceholderValueNode::Handle::cast_dynamic(x)) + return false; + + after=x; + + return true; +} + +ValueNode::Handle +ValueNode_TimedSwap::get_after()const +{ + return after; +} + + +bool +ValueNode_TimedSwap::set_swap_time(const ValueNode::Handle &x) +{ + if(!x || (!ValueBase(x->get_type()).same_type_as(ValueBase::TYPE_TIME) && + !PlaceholderValueNode::Handle::cast_dynamic(x))) + return false; + + swap_time=x; + return true; +} + +ValueNode::Handle +ValueNode_TimedSwap::get_swap_time()const +{ + return swap_time; +} + +bool +ValueNode_TimedSwap::set_swap_length(const ValueNode::Handle &x) +{ + if(!x || (!ValueBase(x->get_type()).same_type_as(ValueBase::TYPE_TIME) && + !PlaceholderValueNode::Handle::cast_dynamic(x))) + return false; + + swap_length=x; + return true; +} + +ValueNode::Handle +ValueNode_TimedSwap::get_swap_length()const +{ + return swap_length; +} + + + +synfig::ValueBase +synfig::ValueNode_TimedSwap::operator()(Time t)const +{ + Time swptime=(*swap_time)(t).get(Time()); + Time swplength=(*swap_length)(t).get(Time()); + + if(t>swptime) + return (*after)(t); + + if(t<=swptime && t>swptime-swplength) + { + Real amount=(swptime-t)/swplength; + // if amount==0.0, then we are after + // if amount==1.0, then we are before + + switch(get_type()) + { + case ValueBase::TYPE_ANGLE: + { + Angle a=(*after)(t).get(Angle()); + Angle b=(*before)(t).get(Angle()); + return (b-a)*amount+a; + } + case ValueBase::TYPE_COLOR: + { + Color a=(*after)(t).get(Color()); + Color b=(*before)(t).get(Color()); + // note: Shouldn't this use a straight blend? + return (b-a)*amount+a; + } + case ValueBase::TYPE_INTEGER: + { + float a=(float)(*after)(t).get(int()); + float b=(float)(*before)(t).get(int()); + return static_cast((b-a)*amount+a+0.5f); + } + case ValueBase::TYPE_REAL: + { + Real a=(*after)(t).get(Real()); + Real b=(*before)(t).get(Real()); + return (b-a)*amount+a; + } + case ValueBase::TYPE_TIME: + { + Time a=(*after)(t).get(Time()); + Time b=(*before)(t).get(Time()); + return (b-a)*amount+a; + } + case ValueBase::TYPE_VECTOR: + { + Vector a=(*after)(t).get(Vector()); + Vector b=(*before)(t).get(Vector()); + return (b-a)*amount+a; + } + default: + break; + } + } + + + /*! \todo this should interpolate from + ** before to after over the period defined + ** by swap_length */ + + return (*before)(t); +} + + +bool +ValueNode_TimedSwap::set_link_vfunc(int i,ValueNode::Handle x) +{ + assert(i>=0 && i<4); + switch(i) + { + case 0: return set_before(x); + case 1: return set_after(x); + case 2: return set_swap_time(x); + case 3: return set_swap_length(x); + } + return false; +} + +ValueNode::LooseHandle +ValueNode_TimedSwap::get_link_vfunc(int i)const +{ + assert(i>=0 && i<4); + switch(i) + { + case 0: return get_before(); + case 1: return get_after(); + case 2: return get_swap_time(); + case 3: return get_swap_length(); + } + return 0; +} + +int +ValueNode_TimedSwap::link_count()const +{ + return 4; +} + +String +ValueNode_TimedSwap::link_local_name(int i)const +{ + assert(i>=0 && i<4); + switch(i) + { + case 0: return _("Before"); + case 1: return _("After"); + case 2: return _("Swap Time"); + case 3: return _("Swap Duration"); + default:return String(); + } +} + +String +ValueNode_TimedSwap::link_name(int i)const +{ + assert(i>=0 && i<4); + switch(i) + { + case 0: return "before"; + case 1: return "after"; + case 2: return "time"; + case 3: return "length"; + default:return String(); + } +} + +int +ValueNode_TimedSwap::get_link_index_from_name(const String &name)const +{ + if(name=="before") return 0; + if(name=="after") return 1; + if(name=="time") return 2; + if(name=="length") return 3; + + throw Exception::BadLinkName(name); +} + +String +ValueNode_TimedSwap::get_name()const +{ + return "timed_swap"; +} + +String +ValueNode_TimedSwap::get_local_name()const +{ + return _("Timed Swap"); +} + +bool +ValueNode_TimedSwap::check_type(ValueBase::Type type) +{ + return + type==ValueBase::TYPE_ANGLE || + type==ValueBase::TYPE_COLOR || + type==ValueBase::TYPE_INTEGER || + type==ValueBase::TYPE_REAL || + type==ValueBase::TYPE_TIME || + type==ValueBase::TYPE_VECTOR; +}