X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Floadcanvas.cpp;fp=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Floadcanvas.cpp;h=0000000000000000000000000000000000000000;hb=a095981e18cc37a8ecc7cd237cc22b9c10329264;hp=3da37e9a9c24c95cc9636a528644061786d87b1f;hpb=9459638ad6797b8139f1e9f0715c96076dbf0890;p=synfig.git diff --git a/synfig-core/trunk/src/synfig/loadcanvas.cpp b/synfig-core/trunk/src/synfig/loadcanvas.cpp deleted file mode 100644 index 3da37e9..0000000 --- a/synfig-core/trunk/src/synfig/loadcanvas.cpp +++ /dev/null @@ -1,2301 +0,0 @@ -/* === S Y N F I G ========================================================= */ -/*! \file loadcanvas.cpp -** \brief writeme -** -** $Id$ -** -** \legal -** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley -** Copyright (c) 2007, 2008 Chris Moore -** Copyright (c) 2009 Carlos A. Sosa Navarro -** -** 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 -#include -#include -#include -#include -#include -#include -#include - -#include "layer_pastecanvas.h" -#include "loadcanvas.h" -#include "valuenode.h" -#include "valuenode_subtract.h" -#include "valuenode_animated.h" -#include "valuenode_composite.h" -#include "valuenode_const.h" -#include "valuenode_linear.h" -#include "valuenode_dynamiclist.h" -#include "valuenode_reference.h" -#include "valuenode_scale.h" -#include "valuenode_timedswap.h" -#include "valuenode_twotone.h" -#include "valuenode_stripes.h" -#include "valuenode_segcalctangent.h" -#include "valuenode_segcalcvertex.h" -#include "valuenode_bline.h" - -#include "layer.h" -#include "string.h" - -#include "exception.h" - -#include "gradient.h" - -#include -#include - -#endif - -/* === U S I N G =========================================================== */ - -using namespace std; -using namespace synfig; -using namespace etl; - -/* -class test_class { -static int bleh; -public: - test_class() { assert(!bleh); bleh++; synfig::info("test_class: initi: %d",bleh); } - ~test_class() { assert(bleh); synfig::info("test_class: uninit: %d",bleh); bleh--; } -}; -int test_class::bleh(0); - -test_class test_class_instance; -*/ - -/* === M A C R O S ========================================================= */ - -#define VALUENODE_COMPATIBILITY_URL "http://synfig.org/Convert#Compatibility" - -inline bool is_whitespace(char x) { return ((x)=='\n' || (x)=='\t' || (x)==' '); } - -std::set CanvasParser::loading_; - -/* === P R O C E D U R E S ================================================= */ - -static std::map* open_canvas_map_(0); - -std::map >& synfig::get_open_canvas_map() -{ - if(!open_canvas_map_) - open_canvas_map_=new std::map; - return *open_canvas_map_; -} - -static void _remove_from_open_canvas_map(Canvas *x) { get_open_canvas_map().erase(etl::absolute_path(x->get_file_name())); } - -static void _canvas_file_name_changed(Canvas *x) -{ - std::map >::iterator iter; - - for(iter=get_open_canvas_map().begin();iter!=get_open_canvas_map().end();++iter) - if(iter->second==x) - break; - assert(iter!=get_open_canvas_map().end()); - if(iter==get_open_canvas_map().end()) - return; - get_open_canvas_map().erase(iter->first); - get_open_canvas_map()[etl::absolute_path(x->get_file_name())]=x; - -} - -Canvas::Handle -synfig::open_canvas(const String &filename,String &errors,String &warnings) -{ - return open_canvas_as(filename, filename, errors, warnings); -} - -Canvas::Handle -synfig::open_canvas_as(const String &filename,const String &as,String &errors,String &warnings) -{ - if (CanvasParser::loading_.count(filename)) - { - String warning(strprintf(_("cannot load '%s' recursively"), filename.c_str())); - synfig::warning(warning); - warnings = " * " + warning + "\n"; - Canvas::Handle canvas(Canvas::create()); - canvas->set_file_name(filename); - Layer::Handle paste(Layer_PasteCanvas::create()); - canvas->push_back(paste); - paste->set_description(warning); - return canvas; - } - - Canvas::Handle canvas; - CanvasParser parser; - parser.set_allow_errors(true); - - try - { - CanvasParser::loading_.insert(filename); - canvas=parser.parse_from_file_as(filename,as,errors); - } - catch (...) - { - CanvasParser::loading_.erase(filename); - throw; - } - CanvasParser::loading_.erase(filename); - - warnings = parser.get_warnings_text(); - - if(parser.error_count()) - { - errors = parser.get_errors_text(); - return Canvas::Handle(); - } - - return canvas; -} - -/* === M E T H O D S ======================================================= */ - -void -CanvasParser::error_unexpected_element(xmlpp::Node *element,const String &got, const String &expected) -{ - error(element,strprintf(_("Unexpected element <%s>, Expected <%s>"),got.c_str(),expected.c_str())); -} - -void -CanvasParser::error_unexpected_element(xmlpp::Node *element,const String &got) -{ - error(element,strprintf(_("Unexpected element <%s>"),got.c_str())); -} - -void -CanvasParser::warning(xmlpp::Node *element, const String &text) -{ - string str=strprintf("%s:<%s>:%d: ",filename.c_str(),element->get_name().c_str(),element->get_line())+text; - - synfig::warning(str); - // cerr<=max_warnings_) - fatal_error(element, _("Too many warnings")); -} - -void -CanvasParser::error(xmlpp::Node *element, const String &text) -{ - string str=strprintf("%s:<%s>:%d: error: ",filename.c_str(),element->get_name().c_str(),element->get_line())+text; - total_errors_++; - errors_text += " * " + str + "\n"; - if(!allow_errors_) - throw runtime_error(str); - cerr<:%d:",filename.c_str(),element->get_name().c_str(),element->get_line())+text; - throw runtime_error(str); -} - - - -Keyframe -CanvasParser::parse_keyframe(xmlpp::Element *element,Canvas::Handle canvas) -{ - assert(element->get_name()=="keyframe"); - - if(!element->get_attribute("time")) - { - error(element,strprintf(_("<%s> is missing \"%s\" attribute"),"real","time")); - return Keyframe(); - } - - Keyframe ret(Time(element->get_attribute("time")->get_value(),canvas->rend_desc().get_frame_rate())); - - - if(element->get_children().empty()) - return ret; - - if(element->get_child_text()->get_content().empty()) - return ret; - - ret.set_description(element->get_child_text()->get_content()); - - return ret; -} - - -Real -CanvasParser::parse_real(xmlpp::Element *element) -{ - assert(element->get_name()=="real"); - - if(!element->get_children().empty()) - warning(element, strprintf(_("<%s> should not contain anything"),"real")); - - if(!element->get_attribute("value")) - { - error(element,strprintf(_("<%s> is missing \"value\" attribute"),"real")); - return false; - } - - string val=element->get_attribute("value")->get_value(); - - return atof(val.c_str()); -} - -Time -CanvasParser::parse_time(xmlpp::Element *element,Canvas::Handle canvas) -{ - assert(element->get_name()=="time"); - - if(!element->get_children().empty()) - warning(element, strprintf(_("<%s> should not contain anything"),"time")); - - if(!element->get_attribute("value")) - { - error(element,strprintf(_("<%s> is missing \"value\" attribute"),"time")); - return false; - } - - string val=element->get_attribute("value")->get_value(); - - return Time(val,canvas->rend_desc().get_frame_rate()); -} - -int -CanvasParser::parse_integer(xmlpp::Element *element) -{ - assert(element->get_name()=="integer"); - - if(!element->get_children().empty()) - warning(element, strprintf(_("<%s> should not contain anything"),"integer")); - - if(!element->get_attribute("value")) - { - error(element,strprintf(_("<%s> is missing \"value\" attribute"),"integer")); - return false; - } - - string val=element->get_attribute("value")->get_value(); - - return atoi(val.c_str()); -} - -// see 'minor hack' at the end of parse_vector() below -// making this 'static' to give it file local scope -// stops it working (where working means working around -// bug #1509627) -Vector &canvas_parser_vector_id(Vector &vector) -{ - return vector; -} - -Vector -CanvasParser::parse_vector(xmlpp::Element *element) -{ - assert(element->get_name()=="vector"); - - if(element->get_children().empty()) - { - error(element, "Undefined value in "); - return Vector(); - } - - Vector vect; - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child=dynamic_cast((xmlpp::Node*)*iter); - if(!child) - continue; - else - if(child->get_name()=="x") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Vector(); - } - vect[0]=atof(child->get_child_text()->get_content().c_str()); - } - else - if(child->get_name()=="y") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Vector(); - } - vect[1]=atof(child->get_child_text()->get_content().c_str()); - } - else - error_unexpected_element(child,child->get_name()); - } - // Minor hack - gcc 4.1.2 and earlier think that we're not using - // 'vect' and optimize it out at -O2 and higher. This convinces - // them that we are really using it. - return canvas_parser_vector_id(vect); - // When the bug is fixed, we can just do this instead: - // return vect; -} - -Color -CanvasParser::parse_color(xmlpp::Element *element) -{ - assert(element->get_name()=="color"); - - if(element->get_children().empty()) - { - error(element, "Undefined value in "); - return Color(); - } - - Color color(0); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="r") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Color(); - } - color.set_r(atof(child->get_child_text()->get_content().c_str())); - } - else - if(child->get_name()=="g") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Color(); - } - color.set_g(atof(child->get_child_text()->get_content().c_str())); - } - else - if(child->get_name()=="b") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Color(); - } - color.set_b(atof(child->get_child_text()->get_content().c_str())); - } - else - if(child->get_name()=="a") - { - if(child->get_children().empty()) - { - error(element, "Undefined value in "); - return Color(); - } - color.set_a(atof(child->get_child_text()->get_content().c_str())); - } - else - error_unexpected_element(child,child->get_name()); - } - - return color; -} - -synfig::String -CanvasParser::parse_string(xmlpp::Element *element) -{ - assert(element->get_name()=="string"); - - if(element->get_children().empty()) - { - warning(element, "Undefined value in "); - return synfig::String(); - } - - if(element->get_child_text()->get_content().empty()) - { - warning(element, "Content element of appears to be empty"); - return synfig::String(); - } - - return element->get_child_text()->get_content(); -} - -bool -CanvasParser::parse_bool(xmlpp::Element *element) -{ - assert(element->get_name()=="bool"); - - if(!element->get_children().empty()) - warning(element, strprintf(_("<%s> should not contain anything"),"bool")); - - if(!element->get_attribute("value")) - { - error(element,strprintf(_("<%s> is missing \"value\" attribute"),"bool")); - return false; - } - - string val=element->get_attribute("value")->get_value(); - - if(val=="true" || val=="1") - return true; - if(val=="false" || val=="0") - return false; - - error(element,strprintf(_("Bad value \"%s\" in <%s>"),val.c_str(),"bool")); - - return false; -} - -Gradient -CanvasParser::parse_gradient(xmlpp::Element *node) -{ - assert(node->get_name()=="gradient"); - Gradient ret; - - xmlpp::Element::NodeList list = node->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - { - Gradient::CPoint cpoint; - cpoint.color=parse_color(child); - - if(!child->get_attribute("pos")) - { - error(child,strprintf(_("<%s> is missing \"pos\" attribute"),"gradient")); - return Gradient(); - } - - cpoint.pos=atof(child->get_attribute("pos")->get_value().c_str()); - - ret.push_back(cpoint); - } - } - ret.sort(); - return ret; -} - -ValueBase -CanvasParser::parse_list(xmlpp::Element *element,Canvas::Handle canvas) -{ - vector value_list; - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - { - value_list.push_back(parse_value(child,canvas)); - if(!value_list.back().is_valid()) - { - value_list.pop_back(); - error(child,"Bad ValueBase"); - continue; - } - } - } - return value_list; -} - -Segment -CanvasParser::parse_segment(xmlpp::Element *element) -{ - assert(element->get_name()=="segment"); - - if(element->get_children().empty()) - { - error(element, "Undefined value in "); - return Segment(); - } - - Segment seg; - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="p1") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - seg.p1=parse_vector(dynamic_cast(*iter)); - } - else - if(child->get_name()=="t1") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - seg.t1=parse_vector(dynamic_cast(*iter)); - } - else - if(child->get_name()=="p2") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - seg.p2=parse_vector(dynamic_cast(*iter)); - } - else - if(child->get_name()=="t2") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - seg.t2=parse_vector(dynamic_cast(*iter)); - } - else - error_unexpected_element(child,child->get_name()); - } - return seg; -} - -BLinePoint -CanvasParser::parse_bline_point(xmlpp::Element *element) -{ - assert(element->get_name()=="bline_point"); - if(element->get_children().empty()) - { - error(element, "Undefined value in "); - return BLinePoint(); - } - - BLinePoint ret; - ret.set_split_tangent_flag(false); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - // Vertex - if(child->get_name()[0]=='v' || child->get_name()=="p1") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - ret.set_vertex(parse_vector(dynamic_cast(*iter))); - } - else - // Tangent 1 - if(child->get_name()=="t1" || child->get_name()=="tangent") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - ret.set_tangent1(parse_vector(dynamic_cast(*iter))); - } - else - // Tangent 2 - if(child->get_name()=="t2") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="vector") - { - error_unexpected_element((*iter),(*iter)->get_name(),"vector"); - continue; - } - - ret.set_tangent2(parse_vector(dynamic_cast(*iter))); - ret.set_split_tangent_flag(true); - } - else - // width - if(child->get_name()=="width") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="real") - { - error_unexpected_element((*iter),(*iter)->get_name(),"real"); - continue; - } - - ret.set_width(parse_real(dynamic_cast(*iter))); - } - else - // origin - if(child->get_name()=="origin") - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(element, "Undefined value in "); - continue; - } - - if((*iter)->get_name()!="real") - { - error_unexpected_element((*iter),(*iter)->get_name(),"real"); - continue; - } - - ret.set_origin(parse_real(dynamic_cast(*iter))); - } - else - error_unexpected_element(child,child->get_name()); - } - return ret; -} - -Angle -CanvasParser::parse_angle(xmlpp::Element *element) -{ - assert(element->get_name()=="angle"); - - if(!element->get_children().empty()) - warning(element, strprintf(_("<%s> should not contain anything"),"angle")); - - if(!element->get_attribute("value")) - { - error(element,strprintf(_("<%s> is missing \"value\" attribute"),"angle")); - return Angle(); - } - - string val=element->get_attribute("value")->get_value(); - - return Angle::deg(atof(val.c_str())); -} - -ValueBase -CanvasParser::parse_value(xmlpp::Element *element,Canvas::Handle canvas) -{ - if(element->get_name()=="real") - return parse_real(element); - else - if(element->get_name()=="time") - return parse_time(element,canvas); - else - if(element->get_name()=="integer") - return parse_integer(element); - else - if(element->get_name()=="string") - return parse_string(element); - else - if(element->get_name()=="vector") - return parse_vector(element); - else - if(element->get_name()=="color") - return parse_color(element); - else - if(element->get_name()=="segment") - return parse_segment(element); - else - if(element->get_name()=="list") - return parse_list(element,canvas); - else - if(element->get_name()=="gradient") - return parse_gradient(element); - else - if(element->get_name()=="bool") - return parse_bool(element); - else - //if(element->get_name()=="canvas") - // return parse_canvas(element,canvas,true); // inline canvas - //else - if(element->get_name()=="angle" || element->get_name()=="degrees" || element->get_name()=="radians" || element->get_name()=="rotations") - return parse_angle(element); - else - if(element->get_name()=="bline_point") - return parse_bline_point(element); - else - if(element->get_name()=="canvas") - return ValueBase(parse_canvas(element,canvas,true)); - else - { - error_unexpected_element(element,element->get_name()); - } - - return ValueBase(); -} - - - - -ValueNode_Animated::Handle -CanvasParser::parse_animated(xmlpp::Element *element,Canvas::Handle canvas) -{ - assert(element->get_name()=="hermite" || element->get_name()=="animated"); - - if(!element->get_attribute("type")) - { - error(element,"Missing attribute \"type\" in "); - return ValueNode_Animated::Handle(); - } - - ValueBase::Type type=ValueBase::ident_type(element->get_attribute("type")->get_value()); - - if(!type) - { - error(element,"Bad type in "); - return ValueNode_Animated::Handle(); - } - - ValueNode_Animated::Handle value_node=ValueNode_Animated::create(type); - - if(!value_node) - { - error(element,strprintf(_("Unable to create with type \"%s\""),ValueBase::type_local_name(type).c_str())); - return ValueNode_Animated::Handle(); - } - - value_node->set_root_canvas(canvas->get_root()); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="waypoint") - { - if(!child->get_attribute("time")) - { - error(child,_(" is missing attribute \"time\"")); - continue; - } - - Time time(child->get_attribute("time")->get_value(),canvas->rend_desc().get_frame_rate()); - - - ValueNode::Handle waypoint_value_node; - xmlpp::Element::NodeList list = child->get_children(); - - if(child->get_attribute("use")) - { - if(!list.empty()) - warning(child,_("Found \"use\" attribute for , but it wasn't empty. Ignoring contents...")); - - // the waypoint might look like this, in which case we won't find "mycanvas" in the list of valuenodes, 'cos it's a canvas - // - // - // - // - if (type==ValueBase::TYPE_CANVAS) - { - String warnings; - waypoint_value_node=ValueNode_Const::create(canvas->surefind_canvas(child->get_attribute("use")->get_value(), warnings)); - warnings_text += warnings; - } - else - waypoint_value_node=canvas->surefind_value_node(child->get_attribute("use")->get_value()); - } - else - { - if(child->get_children().empty()) - { - error(child, strprintf(_("<%s> is missing its data"),"waypoint")); - continue; - } - - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(child, strprintf(_("<%s> is missing its data"),"waypoint")); - continue; - } - - waypoint_value_node=parse_value_node(dynamic_cast(*iter),canvas); - - /* - ValueBase data=parse_value(dynamic_cast(*iter),canvas); - - if(!data.is_valid()) - { - error(child,_("Bad data for ")); - continue; - } - */ - if(!waypoint_value_node) - { - error(child,_("Bad data for ")); - continue; - } - - /*! HACK -- This is a temporary fix to help repair some - ** weirdness that is currently going on (10-21-2004). - ** This short circuits the linking of waypoints, - ** a feature which is so obscure that we can get - ** away with something like this pretty easily. - */ - waypoint_value_node=waypoint_value_node->clone(); - - // Warn if there is trash after the param value - for(iter++; iter != list.end(); ++iter) - if(dynamic_cast(*iter)) - warning((*iter),strprintf(_("Unexpected element <%s> after data, ignoring..."),(*iter)->get_name().c_str())); - } - - - try { - ValueNode_Animated::WaypointList::iterator waypoint=value_node->new_waypoint(time,waypoint_value_node); - - if(child->get_attribute("tension")) - { - synfig::String str(child->get_attribute("tension")->get_value()); - waypoint->set_tension(atof(str.c_str())); - } - if(child->get_attribute("temporal-tension")) - { - synfig::String str(child->get_attribute("temporal-tension")->get_value()); - waypoint->set_temporal_tension(atof(str.c_str())); - } - if(child->get_attribute("continuity")) - { - synfig::String str(child->get_attribute("continuity")->get_value()); - waypoint->set_continuity(atof(str.c_str())); - } - if(child->get_attribute("bias")) - { - synfig::String str(child->get_attribute("bias")->get_value()); - waypoint->set_bias(atof(str.c_str())); - } - - if(child->get_attribute("before")) - { - string val=child->get_attribute("before")->get_value(); - if(val=="halt") - waypoint->set_before(INTERPOLATION_HALT); - else if(val=="constant") - waypoint->set_before(INTERPOLATION_CONSTANT); - else if(val=="linear") - waypoint->set_before(INTERPOLATION_LINEAR); - else if(val=="manual") - waypoint->set_before(INTERPOLATION_MANUAL); - else if(val=="auto") - waypoint->set_before(INTERPOLATION_TCB); - else - error(child,strprintf(_("\"%s\" not a valid value for attribute \"%s\" in <%s>"),val.c_str(),"before","waypoint")); - } - - if(child->get_attribute("after")) - { - string val=child->get_attribute("after")->get_value(); - if(val=="halt") - waypoint->set_after(INTERPOLATION_HALT); - else if(val=="constant") - waypoint->set_after(INTERPOLATION_CONSTANT); - else if(val=="linear") - waypoint->set_after(INTERPOLATION_LINEAR); - else if(val=="manual") - waypoint->set_after(INTERPOLATION_MANUAL); - else if(val=="auto") - waypoint->set_after(INTERPOLATION_TCB); - else - error(child,strprintf(_("\"%s\" not a valid value for attribute \"%s\" in <%s>"),val.c_str(),"before","waypoint")); - } - } - catch(Exception::BadTime x) - { - warning(child,x.what()); - } - continue; - - } - else - error_unexpected_element(child,child->get_name()); - } - - // in canvas version 0.1, angles used to wrap, so to get from -179 - // degrees to 180 degrees meant a 1 degree change - // in canvas version 0.2 they don't, so that's a 359 degree change - - // when loading a version 0.1 canvas, modify constant angle - // waypoints to that they are within 180 degrees of the previous - // waypoint's value - if (type == ValueBase::TYPE_ANGLE) - { - if (canvas->get_version() == "0.1") - { - bool first = true; - Real angle, prev = 0; - WaypointList &wl = value_node->waypoint_list(); - for (WaypointList::iterator iter = wl.begin(); iter != wl.end(); iter++) - { - angle = Angle::deg(iter->get_value(iter->get_time()).get(Angle())).get(); - if (first) - first = false; - else if (iter->get_value_node()->get_name() == "constant") - { - if (angle - prev > 180) - { - while (angle - prev > 180) angle -= 360; - iter->set_value(Angle::deg(angle)); - } - else if (prev - angle > 180) - { - while (prev - angle > 180) angle += 360; - iter->set_value(Angle::deg(angle)); - } - } - prev = angle; - } - } - } - - value_node->changed(); - return value_node; -} - -etl::handle -CanvasParser::parse_linkable_value_node(xmlpp::Element *element,Canvas::Handle canvas) -{ - // Determine the type - if(!element->get_attribute("type")) - { - error(element, strprintf(_("Missing attribute \"type\" in <%s>"), element->get_name().c_str())); - return 0; - } - - ValueBase::Type type=ValueBase::ident_type(element->get_attribute("type")->get_value()); - - if(!type) - { - error(element, strprintf(_("Bad type in <%s>"), element->get_name().c_str())); - return 0; - } - - handle value_node=LinkableValueNode::create(element->get_name(),type); - handle c[value_node->link_count()]; - - if(!value_node) - { - error(element, strprintf(_("Error creating ValueNode <%s> with type '%s'. Refer to '%s'"), - element->get_name().c_str(), - ValueBase::type_local_name(type).c_str(), - VALUENODE_COMPATIBILITY_URL)); - return 0; - } - - if(value_node->get_type()!=type) - { - error(element, strprintf(_("<%s> did not accept type '%s'"), - element->get_name().c_str(), - ValueBase::type_local_name(type).c_str())); - return 0; - } - - value_node->set_root_canvas(canvas->get_root()); - - // handle exported valuenodes - { - int index; - String id, name; - xmlpp::Element::AttributeList attrib_list(element->get_attributes()); - for(xmlpp::Element::AttributeList::iterator iter = attrib_list.begin(); iter != attrib_list.end(); iter++) - { - name = (*iter)->get_name(); - id = (*iter)->get_value(); - - if (name == "guid" || name == "id" || name == "type") - continue; - - try { - index = value_node->get_link_index_from_name(name); - - if(c[index]) - { - error(element,strprintf(_("'%s' was already defined in <%s>"), - name.c_str(), - element->get_name().c_str())); - continue; - } - - c[index] = canvas->surefind_value_node(id); - - if (!c[index]) - { - error(element, strprintf(_("'%s' attribute in <%s> references unknown ID '%s'"), - name.c_str(), - element->get_name().c_str(), - id.c_str())); - continue; - } - - if(!value_node->set_link(index, c[index])) - { - error(element, strprintf(_("Unable to set link '\"%s\" to ValueNode \"%s\" (link #%d in \"%s\")"), - value_node->link_name(index).c_str(), - id.c_str(), - index, - element->get_name().c_str())); - continue; - } - - // printf(" <%s> set link %d (%s) using exported value\n", element->get_name().c_str(), index, name.c_str()); - } - catch (Exception::BadLinkName) - { - warning(element, strprintf("Bad link name '%s'", name.c_str())); - } - catch(Exception::IDNotFound) - { - error(element,"Unable to resolve " + id); - } - catch(Exception::FileNotFound) - { - error(element,"Unable to open file referenced in " + id); - } - catch(...) - { - error(element,strprintf(_("Unknown Exception thrown when referencing ValueNode \"%s\""), id.c_str())); - throw; - } - } - } - - // handle inline valuenodes - { - int index; - String child_name; - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - try - { - if(!child) - continue; - - child_name = child->get_name(); - - index = value_node->get_link_index_from_name(child_name); - - if(c[index]) - { - error(child, strprintf(_("'%s' was already defined in <%s>"), - child_name.c_str(), - element->get_name().c_str())); - break; - } - - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(child,strprintf(_("element <%s> is missing its contents"), - child_name.c_str())); - continue; - } - - c[index]=parse_value_node(dynamic_cast(*iter),canvas); - - if(!c[index]) - { - error((*iter),strprintf(_("Parse of '%s' failed"), - child_name.c_str())); - continue; - } - - if(!value_node->set_link(index,c[index])) - { - error(child,strprintf(_("Unable to connect value node ('%s' of type '%s') to link %d (%s)"), - c[index]->get_name().c_str(), - ValueBase::type_local_name(c[index]->get_type()).c_str(), - index, - value_node->link_name(index).c_str())); - continue; - } - - // \todo do a search for more elements and warn if they are found - - // printf(" <%s> set link %d (%s) using inline value\n", element->get_name().c_str(), index, child_name.c_str()); - } - catch(Exception::BadLinkName) - { - warning(child, strprintf("Bad link name for <%s>", element->get_name().c_str())); - } - catch(...) - { - error(child, strprintf(_("Unknown Exception thrown when working on element \"%s\""),child_name.c_str())); - throw; - } - } - } - - String version(canvas->get_version()); - for (int i = 0; i < value_node->link_count(); i++) - { - if (!c[i]) - { - // the 'width' parameter of wasn't always present in version 0.1 canvases - if (version == "0.1" && element->get_name() == "stripes" && value_node->link_name(i) == "width") - continue; - - // these 3 blinecalctangent parameters didn't appear until canvas version 0.5 - if ((version == "0.1" || version == "0.2" || version == "0.3" || version == "0.4") && - element->get_name() == "blinecalctangent" && - (value_node->link_name(i) == "offset" || - value_node->link_name(i) == "scale" || - value_node->link_name(i) == "fixed_length")) - continue; - - // 'scale' was added while canvas version 0.5 was in use - if ((version == "0.3" || version == "0.4" || version == "0.5") && - element->get_name() == "blinecalcwidth" && - value_node->link_name(i) == "scale") - continue; - - // 'loop' was added while canvas version 0.5 was in use, as was the 'gradientcolor' node type - if (version == "0.5" && - element->get_name() == "gradientcolor" && - value_node->link_name(i) == "loop") - continue; - - // 'loop' was added while canvas version 0.6 was in use; the 'random' node was added back when 0.1 was in use - if ((version == "0.1" || version == "0.2" || version == "0.3" || version == "0.4" || version == "0.5" || version == "0.6") && - element->get_name() == "random" && - value_node->link_name(i) == "loop") - continue; - - error(element, strprintf(_("<%s> is missing link %d (%s)"), - element->get_name().c_str(), - i, - value_node->link_name(i).c_str())); - return 0; - } - } - - // pre 0.4 canvases had *calctangent outputs scaled down by 0.5 for some reason - if (element->get_name() == "blinecalctangent" || element->get_name() == "segcalctangent") - { - if (version == "0.1" || version == "0.2" || version == "0.3") - { - handle scale_value_node=LinkableValueNode::create("scale",type); - scale_value_node->set_link(scale_value_node->get_link_index_from_name("link"), value_node); - scale_value_node->set_link(scale_value_node->get_link_index_from_name("scalar"), ValueNode_Const::create(Real(0.5))); - value_node = scale_value_node; - } - } - - return value_node; -} - -// This will also parse a bline -handle -CanvasParser::parse_dynamic_list(xmlpp::Element *element,Canvas::Handle canvas) -{ - assert(element->get_name()=="dynamic_list" || element->get_name()=="bline"); - - const float fps(canvas?canvas->rend_desc().get_frame_rate():0); - - if(!element->get_attribute("type")) - { - error(element,"Missing attribute \"type\" in "); - return handle(); - } - - ValueBase::Type type=ValueBase::ident_type(element->get_attribute("type")->get_value()); - - if(!type) - { - error(element,"Bad type in "); - return handle(); - } - - handle value_node; - handle bline_value_node; - - if(element->get_name()=="bline") - { - value_node=bline_value_node=ValueNode_BLine::create(); - if(element->get_attribute("loop")) - { - String loop=element->get_attribute("loop")->get_value(); - if(loop=="true" || loop=="1" || loop=="TRUE" || loop=="True") - bline_value_node->set_loop(true); - else - bline_value_node->set_loop(false); - } - - } - else - value_node=ValueNode_DynamicList::create(type); - - if(!value_node) - { - error(element,strprintf(_("Unable to create "))); - return handle(); - } - - value_node->set_root_canvas(canvas->get_root()); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="entry") - { - ValueNode_DynamicList::ListEntry list_entry; - - // Parse begin/end waypoints - { - typedef synfig::ValueNode_DynamicList::ListEntry::Activepoint Activepoint; - typedef synfig::ValueNode_DynamicList::ListEntry::ActivepointList ActivepointList; - - String begin_sequence; - String end_sequence; - - ActivepointList &timing_info(list_entry.timing_info); - - if(child->get_attribute("begin")) - begin_sequence=child->get_attribute("begin")->get_value(); - - if(child->get_attribute("on")) - begin_sequence=child->get_attribute("on")->get_value(); - - if(child->get_attribute("end")) - end_sequence=child->get_attribute("end")->get_value(); - - if(child->get_attribute("off")) - end_sequence=child->get_attribute("off")->get_value(); - - // clear out any auto-start - if(!begin_sequence.empty()) - timing_info.clear(); - - //! \optimize - while(!begin_sequence.empty()) - { - String::iterator iter(find(begin_sequence.begin(),begin_sequence.end(),',')); - String timecode(begin_sequence.begin(), iter); - int priority=0; - - // skip whitespace before checking for a priority - while (isspace(timecode[0])) - timecode=timecode.substr(1); - - // If there is a priority, then grab it and remove - // it from the timecode - if(timecode[0]=='p') - { - //priority=timecode[1]-'0'; - //timecode=String(timecode.begin()+3,timecode.end()); - int space=timecode.find_first_of(' '); - priority=atoi(String(timecode,1,space-1).c_str()); - timecode=String(timecode.begin()+space+1,timecode.end()); - //synfig::info("priority: %d timecode: %s",priority,timecode.c_str()); - } - - timing_info.push_back( - Activepoint( - Time( - timecode, - fps - ), - true, // Mark as a "on" activepoint - priority - ) - ); - - if(iter==begin_sequence.end()) - begin_sequence.clear(); - else - begin_sequence=String(iter+1,begin_sequence.end()); - } - - //! \optimize - while(!end_sequence.empty()) - { - String::iterator iter(find(end_sequence.begin(),end_sequence.end(),',')); - String timecode(end_sequence.begin(), iter); - int priority=0; - - // skip whitespace before checking for a priority - while (isspace(timecode[0])) - timecode=timecode.substr(1); - - // If there is a priority, then grab it and remove - // it from the timecode - if(timecode[0]=='p') - { - //priority=timecode[1]-'0'; - //timecode=String(timecode.begin()+3,timecode.end()); - int space=timecode.find_first_of(' '); - priority=atoi(String(timecode,1,space-1).c_str()); - timecode=String(timecode.begin()+space+1,timecode.end()); - //synfig::info("priority: %d timecode: %s",priority,timecode.c_str()); - } - - timing_info.push_back( - Activepoint( - Time( - timecode, - fps - ), - false, // Mark as a "off" activepoint - priority - ) - ); - if(iter==end_sequence.end()) - end_sequence.clear(); - else - end_sequence=String(iter+1,end_sequence.end()); - } - - timing_info.sort(); - } - - if(child->get_attribute("use")) - { - // \todo does this need to be able to read 'use="canvas"', like waypoints can now? (see 'surefind_canvas' in this file) - string id=child->get_attribute("use")->get_value(); - try - { - list_entry.value_node=canvas->surefind_value_node(id); - } - catch(Exception::IDNotFound) - { - error(child,"\"use\" attribute in references unknown ID -- "+id); - continue; - } - } - else - { - xmlpp::Element::NodeList list = child->get_children(); - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) break; - - if(iter==list.end()) - { - error(child,strprintf(_(" is missing its contents or missing \"use\" element"))); - continue; - } - - list_entry.value_node=parse_value_node(dynamic_cast(*iter),canvas); - - if(!list_entry.value_node) - error((*iter),"Parse of ValueNode failed"); - - // \todo do a search for more elements and warn if they are found - - } - - value_node->add(list_entry); - value_node->set_link(value_node->link_count()-1,list_entry.value_node); - } - else - error_unexpected_element(child,child->get_name()); - } - return value_node; -} - -handle -CanvasParser::parse_value_node(xmlpp::Element *element,Canvas::Handle canvas) -{ - handle value_node; - assert(element); - - GUID guid; - - if(element->get_attribute("guid")) - { - guid=GUID(element->get_attribute("guid")->get_value())^canvas->get_root()->get_guid(); - value_node=guid_cast(guid); - if(value_node) - return value_node; - } - - // If ValueBase::ident_type() recognizes the name, then we know it's a ValueBase - if(element->get_name()!="canvas" && ValueBase::ident_type(element->get_name())) - { - ValueBase data=parse_value(element,canvas); - - if(!data.is_valid()) - { - error(element,strprintf(_("Bad data in <%s>"),element->get_name().c_str())); - return value_node; - } - - // We want to convert this ValueBase into a - // ValueNode_Const. That way, we can treat the - // ID like any other Datanode. Think of this - // as a shorthand for creating constant ValueNodes. - - value_node=ValueNode_Const::create(data); - } - else - if(element->get_name()=="hermite" || element->get_name()=="animated") - value_node=parse_animated(element,canvas); - else - if(element->get_name()=="dynamic_list") - value_node=parse_dynamic_list(element,canvas); - else - if(element->get_name()=="bline") // This is not a typo. The dynamic list parser will parse a bline. - value_node=parse_dynamic_list(element,canvas); - else - if(LinkableValueNode::book().count(element->get_name())) - { - value_node=parse_linkable_value_node(element,canvas); - if (!value_node) value_node = PlaceholderValueNode::create(); - } - else - if(element->get_name()=="canvas") - value_node=ValueNode_Const::create(parse_canvas(element,canvas,true)); - else - { - error_unexpected_element(element,element->get_name()); - error(element, strprintf(_("Expected a ValueNode. Refer to '%s'"), - VALUENODE_COMPATIBILITY_URL)); - value_node=PlaceholderValueNode::create(); - } - - value_node->set_root_canvas(canvas->get_root()); - - // If we were successful, and our element has - // an ID attribute, go ahead and add it to the - // value_node list - if(value_node && element->get_attribute("id")) - { - string id=element->get_attribute("id")->get_value(); - - //value_node->set_id(id); - - // If there is already a value_node in the list - // with the same ID, then that is an error - try { canvas->add_value_node(value_node,id); } - catch(Exception::BadLinkName) - { - warning(element,strprintf(_("Bad ID \"%s\""),id.c_str())); - return value_node; - } - catch(Exception::IDAlreadyExists) - { - error(element,strprintf(_("Duplicate ID \"%s\""),id.c_str())); - return value_node; - } - catch(...) - { - error(element,strprintf(_("Unknown Exception thrown when adding ValueNode \"%s\""),id.c_str())); - throw; - } - } - value_node->set_guid(guid); - return value_node; -} - -void -CanvasParser::parse_canvas_defs(xmlpp::Element *element,Canvas::Handle canvas) -{ - assert(element->get_name()=="defs"); - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="canvas") - parse_canvas(child, canvas); - else - parse_value_node(child,canvas); - } -} - -Layer::Handle -CanvasParser::parse_layer(xmlpp::Element *element,Canvas::Handle canvas) -{ - - assert(element->get_name()=="layer"); - Layer::Handle layer; - - if(!element->get_attribute("type")) - { - error(element,_("Missing \"type\" attribute to \"layer\" element")); - return Layer::Handle(); - } - - layer=Layer::create(element->get_attribute("type")->get_value()); - layer->set_canvas(canvas); - - if(element->get_attribute("group")) - { - layer->add_to_group( - element->get_attribute("group")->get_value() - ); - } - - // Handle the version attribute - if(element->get_attribute("version")) - { - String version(element->get_attribute("version")->get_value()); - if(version>layer->get_version()) - warning(element,_("Installed layer version is smaller than layer version in file")); - if(version!=layer->get_version()) - layer->set_version(version); - } - - // Handle the description - if(element->get_attribute("desc")) - layer->set_description(element->get_attribute("desc")->get_value()); - - if(element->get_attribute("active")) - layer->set_active(element->get_attribute("active")->get_value()=="false"?false:true); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(!child) - continue; - else - if(child->get_name()=="name") - warning(child,_(" entry for is not yet supported. Ignoring...")); - else - if(child->get_name()=="desc") - warning(child,_(" entry for is not yet supported. Ignoring...")); - else - if(child->get_name()=="param") - { - xmlpp::Element::NodeList list = child->get_children(); - - if(!child->get_attribute("name")) - { - error(child,_("Missing \"name\" attribute for .")); - continue; - } - - String param_name=child->get_attribute("name")->get_value(); - - // SVN r2013 and r2014 renamed all 'pos' and 'offset' parameters to 'origin' - // 'pos' and 'offset' will appear in old .sif files; handle them correctly - if (param_name == "pos" || param_name == "offset") - param_name = "origin"; - - if(child->get_attribute("use")) - { - // If the "use" attribute is used, then the - // element should be empty. Warn the user if - // we find otherwise. - if(!list.empty()) - warning(child,_("Found \"use\" attribute for , but it wasn't empty. Ignoring contents...")); - - String str= child->get_attribute("use")->get_value(); - - if (str.empty()) - error(child,_("Empty use=\"\" value in ")); - else if(layer->get_param(param_name).get_type()==ValueBase::TYPE_CANVAS) - { - String warnings; - Canvas::Handle c(canvas->surefind_canvas(str, warnings)); - warnings_text += warnings; - if(!c) error((*iter),strprintf(_("Failed to load subcanvas '%s'"), str.c_str())); - if(!layer->set_param(param_name,c)) - error((*iter),_("Layer rejected canvas link")); - } - else - try - { - handle value_node=canvas->surefind_value_node(str); - - // Assign the value_node to the dynamic parameter list - if (param_name == "segment_list" && (layer->get_name() == "region" || layer->get_name() == "outline")) - { - synfig::warning("%s: Updated valuenode connection to use the \"bline\" parameter instead of \"segment_list\".", - layer->get_name().c_str()); - param_name = "bline"; - } - layer->connect_dynamic_param(param_name,value_node); - } - catch(Exception::IDNotFound) - { - error(child,strprintf(_("Unknown ID (%s) referenced in "),str.c_str())); - } - - continue; - } - - xmlpp::Element::NodeList::iterator iter; - - // Search for the first non-text XML element - for(iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter)) - break; - //if(!(!dynamic_cast(*iter) && (*iter)->get_name()=="text"||(*iter)->get_name()=="comment" )) break; - - if(iter==list.end()) - { - error(child,_(" is either missing its contents, or missing a \"use\" attribute.")); - continue; - } - - // If we recognize the element name as a - // ValueBase, then treat is at one - if(/*(*iter)->get_name()!="canvas" && */ValueBase::ident_type((*iter)->get_name()) && !dynamic_cast(*iter)->get_attribute("guid")) - { - ValueBase data=parse_value(dynamic_cast(*iter),canvas); - - if(!data.is_valid()) - { - error((*iter),_("Bad data for ")); - continue; - } - - // Set the layer's parameter, and make sure that - // the layer liked it - if(!layer->set_param(param_name,data)) - { - warning((*iter),strprintf(_("Layer '%s' rejected value for parameter '%s'"), - element->get_attribute("type")->get_value().c_str(), - param_name.c_str())); - continue; - } - } - else // ... otherwise, we assume that it is a ValueNode - { - handle value_node=parse_value_node(dynamic_cast(*iter),canvas); - - if(!value_node) - { - error((*iter),_("Bad data for ")); - continue; - } - - // Assign the value_node to the dynamic parameter list - layer->connect_dynamic_param(param_name,value_node); - } - - // Warn if there is trash after the param value - for(iter++; iter != list.end(); ++iter) - if(dynamic_cast(*iter)) - warning((*iter),strprintf(_("Unexpected element <%s> after data, ignoring..."),(*iter)->get_name().c_str())); - continue; - } - else - error_unexpected_element(child,child->get_name()); - } - - layer->reset_version(); - return layer; -} - -Canvas::Handle -CanvasParser::parse_canvas(xmlpp::Element *element,Canvas::Handle parent,bool inline_, String filename) -{ - - if(element->get_name()!="canvas") - { - error_unexpected_element(element,element->get_name(),"canvas"); - return Canvas::Handle(); - } - Canvas::Handle canvas; - - - - if(parent && (element->get_attribute("id") || inline_)) - { - if(inline_) - { - canvas=Canvas::create_inline(parent); - } - else - { - try - { - String warnings; - canvas=parent->find_canvas(element->get_attribute("id")->get_value(), warnings); - warnings_text += warnings; - } - catch(...) - { - canvas=parent->new_child_canvas(element->get_attribute("id")->get_value()); - } - } - canvas->rend_desc().clear_flags(); - } - else - { - canvas=Canvas::create(); - if(filename=="/dev/stdin") - canvas->set_file_name("./stdin.sif"); - else - canvas->set_file_name(filename); - canvas->rend_desc().clear_flags(); - } - - if(element->get_attribute("guid")) - { - GUID guid(element->get_attribute("guid")->get_value()); - if(guid_cast(guid)) - return guid_cast(guid); - else - canvas->set_guid(guid); - } - - if(element->get_attribute("version")) - canvas->set_version(element->get_attribute("version")->get_value()); - else if(parent) - canvas->set_version(parent->get_version()); - - if(element->get_attribute("width")) - { - int width = atoi(element->get_attribute("width")->get_value().c_str()); - if (width < 1) - fatal_error(element, _("Canvas with width or height less than one is not allowed")); - canvas->rend_desc().set_w(width); - } - - if(element->get_attribute("height")) - { - int height = atoi(element->get_attribute("height")->get_value().c_str()); - if (height < 1) - fatal_error(element, _("Canvas with width or height less than one is not allowed")); - canvas->rend_desc().set_h(height); - } - - if(element->get_attribute("xres")) - canvas->rend_desc().set_x_res(atof(element->get_attribute("xres")->get_value().c_str())); - - if(element->get_attribute("yres")) - canvas->rend_desc().set_y_res(atof(element->get_attribute("yres")->get_value().c_str())); - - - if(element->get_attribute("fps")) - canvas->rend_desc().set_frame_rate(atof(element->get_attribute("fps")->get_value().c_str())); - - if(element->get_attribute("start-time")) - canvas->rend_desc().set_time_start(Time(element->get_attribute("start-time")->get_value(),canvas->rend_desc().get_frame_rate())); - - if(element->get_attribute("begin-time")) - canvas->rend_desc().set_time_start(Time(element->get_attribute("begin-time")->get_value(),canvas->rend_desc().get_frame_rate())); - - if(element->get_attribute("end-time")) - canvas->rend_desc().set_time_end(Time(element->get_attribute("end-time")->get_value(),canvas->rend_desc().get_frame_rate())); - - if(element->get_attribute("antialias")) - canvas->rend_desc().set_antialias(atoi(element->get_attribute("antialias")->get_value().c_str())); - - if(element->get_attribute("view-box")) - { - string values=element->get_attribute("view-box")->get_value(); - Vector - tl, - br; - tl[0]=atof(string(values.data(),values.find(' ')).c_str()); - values=string(values.begin()+values.find(' ')+1,values.end()); - tl[1]=atof(string(values.data(),values.find(' ')).c_str()); - values=string(values.begin()+values.find(' ')+1,values.end()); - br[0]=atof(string(values.data(),values.find(' ')).c_str()); - values=string(values.begin()+values.find(' ')+1,values.end()); - br[1]=atof(values.c_str()); - - canvas->rend_desc().set_tl(tl); - canvas->rend_desc().set_br(br); - } - - if(element->get_attribute("bgcolor")) - { - string values=element->get_attribute("bgcolor")->get_value(); - Color bg; - - bg.set_r(atof(string(values.data(),values.find(' ')).c_str())); - values=string(values.begin()+values.find(' ')+1,values.end()); - - bg.set_g(atof(string(values.data(),values.find(' ')).c_str())); - values=string(values.begin()+values.find(' ')+1,values.end()); - - bg.set_b(atof(string(values.data(),values.find(' ')).c_str())); - values=string(values.begin()+values.find(' ')+1,values.end()); - - bg.set_a(atof(values.c_str())); - - canvas->rend_desc().set_bg_color(bg); - } - - if(element->get_attribute("focus")) - { - string values=element->get_attribute("focus")->get_value(); - Vector focus; - - focus[0]=atof(string(values.data(),values.find(' ')).c_str()); - values=string(values.begin()+values.find(' ')+1,values.end()); - focus[1]=atof(values.c_str()); - - canvas->rend_desc().set_focus(focus); - } - - canvas->rend_desc().set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN); - - xmlpp::Element::NodeList list = element->get_children(); - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - { - xmlpp::Element *child(dynamic_cast(*iter)); - if(child) - { - if(child->get_name()=="defs") - { - if(canvas->is_inline()) - error(child,_("Inline canvas cannot have a section")); - parse_canvas_defs(child, canvas); - } - else - if(child->get_name()=="keyframe") - { - if(canvas->is_inline()) - { - warning(child,_("Inline canvas cannot have keyframes")); - continue; - } - - canvas->keyframe_list().add(parse_keyframe(child,canvas)); - canvas->keyframe_list().sync(); - } - else - if(child->get_name()=="meta") - { - if(canvas->is_inline()) - { - warning(child,_("Inline canvases cannot have metadata")); - continue; - } - - String name,content; - - if(!child->get_attribute("name")) - { - warning(child,_(" must have a name")); - continue; - } - - if(!child->get_attribute("content")) - { - warning(child,_(" must have content")); - continue; - } - - canvas->set_meta_data(child->get_attribute("name")->get_value(),child->get_attribute("content")->get_value()); - } - else if(child->get_name()=="name") - { - xmlpp::Element::NodeList list = child->get_children(); - - // If we don't have any name, warn - if(list.empty()) - warning(child,_("blank \"name\" entity")); - - string tmp; - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter))tmp+=dynamic_cast(*iter)->get_content(); - canvas->set_name(tmp); - } - else - if(child->get_name()=="desc") - { - - xmlpp::Element::NodeList list = child->get_children(); - - // If we don't have any description, warn - if(list.empty()) - warning(child,_("blank \"desc\" entity")); - - string tmp; - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter))tmp+=dynamic_cast(*iter)->get_content(); - canvas->set_description(tmp); - } - else - if(child->get_name()=="author") - { - - xmlpp::Element::NodeList list = child->get_children(); - - // If we don't have any description, warn - if(list.empty()) - warning(child,_("blank \"author\" entity")); - - string tmp; - for(xmlpp::Element::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter) - if(dynamic_cast(*iter))tmp+=dynamic_cast(*iter)->get_content(); - canvas->set_author(tmp); - } - else - if(child->get_name()=="layer") - { - //if(canvas->is_inline()) - // canvas->push_front(parse_layer(child,canvas->parent())); - //else - canvas->push_front(parse_layer(child,canvas)); - } - else - error_unexpected_element(child,child->get_name()); - } -// else -// if((child->get_name()=="text"||child->get_name()=="comment") && child->has_child_text()) -// continue; - } - - if(canvas->value_node_list().placeholder_count()) - { - String nodes; - for (ValueNodeList::const_iterator iter = canvas->value_node_list().begin(); iter != canvas->value_node_list().end(); iter++) - if(PlaceholderValueNode::Handle::cast_dynamic(*iter)) - { - if (nodes != "") nodes += ", "; - nodes += "'" + (*iter)->get_id() + "'"; - } - error(element,strprintf(_("Canvas '%s' has undefined %s: %s"), - canvas->get_id().c_str(), - canvas->value_node_list().placeholder_count() == 1 ? _("ValueNode") : _("ValueNodes"), - nodes.c_str())); - } - - canvas->set_version(CURRENT_CANVAS_VERSION); - return canvas; -} - -void -CanvasParser::register_canvas_in_map(Canvas::Handle canvas, String as) -{ - get_open_canvas_map()[etl::absolute_path(as)]=canvas; - canvas->signal_deleted().connect(sigc::bind(sigc::ptr_fun(_remove_from_open_canvas_map),canvas.get())); - canvas->signal_file_name_changed().connect(sigc::bind(sigc::ptr_fun(_canvas_file_name_changed),canvas.get())); -} - -#ifdef _DEBUG -void -CanvasParser::show_canvas_map(String file, int line, String text) -{ - return; - printf(" .-----\n | %s:%d %s\n", file.c_str(), line, text.c_str()); - std::map > canvas_map(synfig::get_open_canvas_map()); - std::map >::iterator iter; - for (iter = canvas_map.begin(); iter != canvas_map.end(); iter++) - { - synfig::String first(iter->first); - etl::loose_handle second(iter->second); - printf(" | %40s : %lx (%d)\n", first.c_str(), ulong(&*second), second->count()); - } - printf(" `-----\n\n"); -} -#endif // _DEBUG - -Canvas::Handle -CanvasParser::parse_from_file_as(const String &file_,const String &as_,String &errors) -{ - ChangeLocale change_locale(LC_NUMERIC, "C"); - String file(unix_to_local_path(file_)); - String as(unix_to_local_path(as_)); - - try - { - if(get_open_canvas_map().count(etl::absolute_path(as))) - return get_open_canvas_map()[etl::absolute_path(as)]; - - filename=as; - total_warnings_=0; - xmlpp::DomParser parser(file); - if(parser) - { - Canvas::Handle canvas(parse_canvas(parser.get_document()->get_root_node(),0,false,as)); - if (!canvas) return canvas; - register_canvas_in_map(canvas, as); - - const ValueNodeList& value_node_list(canvas->value_node_list()); - - again: - ValueNodeList::const_iterator iter; - for(iter=value_node_list.begin();iter!=value_node_list.end();++iter) - { - ValueNode::Handle value_node(*iter); - if(value_node->is_exported() && value_node->get_id().find("Unnamed")==0) - { - canvas->remove_value_node(value_node); - goto again; - } - } - - return canvas; - } - } - catch(Exception::BadLinkName) { synfig::error("BadLinkName Thrown"); } - catch(Exception::BadType) { synfig::error("BadType Thrown"); } - catch(Exception::FileNotFound) { synfig::error("FileNotFound Thrown"); } - catch(Exception::IDNotFound) { synfig::error("IDNotFound Thrown"); } - catch(Exception::IDAlreadyExists) { synfig::error("IDAlreadyExists Thrown"); } - catch(xmlpp::internal_error x) - { - if (!strcmp(x.what(), "Couldn't create parsing context")) - throw runtime_error(String(" * ") + _("Can't open file") + " \"" + file + "\""); - throw; - } - catch(const std::exception& ex) - { - synfig::error("Standard Exception: "+String(ex.what())); - errors = ex.what(); - return Canvas::Handle(); - } - catch(const String& str) - { - cerr<value_node_list()); - - again: - ValueNodeList::const_iterator iter; - for(iter=value_node_list.begin();iter!=value_node_list.end();++iter) - { - ValueNode::Handle value_node(*iter); - if(value_node->is_exported() && value_node->get_id().find("Unnamed")==0) - { - canvas->remove_value_node(value_node); - goto again; - } - } - - return canvas; - } - } - catch(Exception::BadLinkName) { synfig::error("BadLinkName Thrown"); } - catch(Exception::BadType) { synfig::error("BadType Thrown"); } - catch(Exception::FileNotFound) { synfig::error("FileNotFound Thrown"); } - catch(Exception::IDNotFound) { synfig::error("IDNotFound Thrown"); } - catch(Exception::IDAlreadyExists) { synfig::error("IDAlreadyExists Thrown"); } - catch(xmlpp::internal_error x) - { - if (!strcmp(x.what(), "Couldn't create parsing context")) - throw runtime_error(String(" * ") + _("Can't open file") + " \"" + "\""); - throw; - } - catch(const std::exception& ex) - { - synfig::error("Standard Exception: "+String(ex.what())); - errors = ex.what(); - return Canvas::Handle(); - } - catch(const String& str) - { - cerr<