/*! \file savecanvas.cpp
** \brief Writeme
**
-** $Id: savecanvas.cpp,v 1.2 2005/01/07 03:29:12 darco Exp $
+** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007, 2008 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
#include <libxml++/libxml++.h>
#include <ETL/stringf>
#include "gradient.h"
+#include <errno.h>
+
+extern "C" {
+#include <libxml/tree.h>
+}
#endif
/* === G L O B A L S ======================================================= */
+ReleaseVersion save_canvas_version = ReleaseVersion(RELEASE_VERSION_END-1);
+int valuenode_too_new_count;
+
/* === P R O C E D U R E S ================================================= */
xmlpp::Element* encode_canvas(xmlpp::Element* root,Canvas::ConstHandle canvas);
return root;
}
-xmlpp::Element* encode_time(xmlpp::Element* root,Time t, float fps=0)
+xmlpp::Element* encode_time(xmlpp::Element* root,Time t, float /*fps*/=0)
{
root->set_name("time");
//root->set_attribute("value",t.get_string(fps));
if(bline_point.get_split_tangent_flag())
encode_vector(root->add_child("t2")->add_child("vector"),bline_point.get_tangent2());
-
+
encode_real(root->add_child("width")->add_child("real"),bline_point.get_width());
encode_real(root->add_child("origin")->add_child("real"),bline_point.get_origin());
return root;
xmlpp::Element* encode_gradient(xmlpp::Element* root,Gradient x)
{
root->set_name("gradient");
-
+
Gradient::const_iterator iter;
x.sort();
for(iter=x.begin();iter!=x.end();iter++)
xmlpp::Element* encode_list(xmlpp::Element* root,std::list<ValueBase> list, Canvas::ConstHandle canvas=0)
{
root->set_name("list");
-
+
while(!list.empty())
{
encode_value(root->add_child("value"),list.front(),canvas);
root->set_name("nil");
return root;
default:
- synfig::error(strprintf("Unknown value(%s), cannot create XML representation!",ValueBase::type_name(data.get_type()).c_str()));
+ synfig::error(strprintf(_("Unknown value(%s), cannot create XML representation!"),ValueBase::type_local_name(data.get_type()).c_str()));
root->set_name("nil");
return root;
}
//waypoint_node->add_child(encode_value(iter->get_value(),canvas));
if(iter->get_value_node()->is_exported())
waypoint_node->set_attribute("use",iter->get_value_node()->get_relative_id(canvas));
- else
- encode_value_node(waypoint_node->add_child("value_node"),iter->get_value_node(),canvas);
-
+ else {
+ ValueNode::ConstHandle value_node = iter->get_value_node();
+ if(ValueNode_Const::ConstHandle::cast_dynamic(value_node)) {
+ const ValueBase data = ValueNode_Const::ConstHandle::cast_dynamic(value_node)->get_value();
+ if (data.get_type() == ValueBase::TYPE_CANVAS)
+ waypoint_node->set_attribute("use",data.get(Canvas::Handle()).get()->get_relative_id(canvas));
+ else
+ encode_value_node(waypoint_node->add_child("value_node"),iter->get_value_node(),canvas);
+ }
+ else
+ encode_value_node(waypoint_node->add_child("value_node"),iter->get_value_node(),canvas);
+ }
+
switch(iter->get_before())
{
case INTERPOLATION_HALT:
waypoint_node->set_attribute("before","constant");
break;
case INTERPOLATION_TCB:
- // This is the default value, so don't add a new attribute
+ waypoint_node->set_attribute("before","auto");
break;
default:
error("Unknown waypoint type for \"before\" attribute");
waypoint_node->set_attribute("after","constant");
break;
case INTERPOLATION_TCB:
- // This is the default value, so don't add a new attribute
+ waypoint_node->set_attribute("after","auto");
break;
default:
- error("Unknown waypoint type for \"before\" attribute");
+ error("Unknown waypoint type for \"after\" attribute");
}
if(iter->get_tension()!=0.0)
return root;
}
-xmlpp::Element* encode_composite(xmlpp::Element* root,ValueNode_Composite::ConstHandle value_node,Canvas::ConstHandle canvas=0)
-{
- assert(value_node);
- root->set_name("composite");
-
- root->set_attribute("type",ValueBase::type_name(value_node->get_type()));
-
- int i;
- for(i=0;i<value_node->link_count();i++)
- {
- string name(strprintf("c%d",i+1));
- assert(value_node->get_link(i));
- if(value_node->get_link(i)->is_exported())
- root->set_attribute(name,value_node->get_link(i)->get_relative_id(canvas));
- else
- encode_value_node(root->add_child(name)->add_child("value_node"),value_node->get_link(i).constant(),canvas);
- }
-
- return root;
-}
-
xmlpp::Element* encode_subtract(xmlpp::Element* root,ValueNode_Subtract::ConstHandle value_node,Canvas::ConstHandle canvas=0)
{
assert(value_node);
xmlpp::Element* encode_dynamic_list(xmlpp::Element* root,ValueNode_DynamicList::ConstHandle value_node,Canvas::ConstHandle canvas=0)
{
assert(value_node);
-// const float fps(canvas?canvas->rend_desc().get_frame_rate():0);
- const float fps(0);
-
+ const float fps(canvas?canvas->rend_desc().get_frame_rate():0);
+
root->set_name(value_node->get_name());
root->set_attribute("type",ValueBase::type_name(value_node->get_contained_type()));
vector<ValueNode_DynamicList::ListEntry>::const_iterator iter;
ValueNode_BLine::ConstHandle bline_value_node(ValueNode_BLine::ConstHandle::cast_dynamic(value_node));
-
+
if(bline_value_node)
{
if(bline_value_node->get_loop())
else
root->set_attribute("loop","false");
}
-
+
for(iter=value_node->list.begin();iter!=value_node->list.end();++iter)
{
xmlpp::Element *entry_node=root->add_child("entry");
const ActivepointList& timing_info(iter->timing_info);
ActivepointList::const_iterator entry_iter;
-
+
for(entry_iter=timing_info.begin();entry_iter!=timing_info.end();++entry_iter)
if(entry_iter->state==true)
{
if(entry_iter->priority)
+ {
+ printf("begin priority is %d\n", entry_iter->priority);
begin_sequence+=strprintf("p%d ",entry_iter->priority);
+ }
begin_sequence+=entry_iter->time.get_string(fps)+", ";
- }
+ }
else
{
if(entry_iter->priority)
+ {
+ printf("end priority is %d\n", entry_iter->priority);
end_sequence+=strprintf("p%d ",entry_iter->priority);
+ }
end_sequence+=entry_iter->time.get_string(fps)+", ";
}
-
+
// If this is just a plane-jane vanilla entry,
// then don't bother with begins and ends
if(end_sequence.empty() && begin_sequence=="SOT, ")
begin_sequence.clear();
-
+
if(!begin_sequence.empty())
{
// Remove the last ", " stuff
begin_sequence=String(begin_sequence.begin(),begin_sequence.end()-2);
// Add the attribute
- entry_node->set_attribute("on",begin_sequence);
- }
+ entry_node->set_attribute("on",begin_sequence);
+ }
if(!end_sequence.empty())
{
// Remove the last ", " stuff
end_sequence=String(end_sequence.begin(),end_sequence.end()-2);
// Add the attribute
- entry_node->set_attribute("off",end_sequence);
- }
+ entry_node->set_attribute("off",end_sequence);
+ }
}
}
xmlpp::Element* encode_linkable_value_node(xmlpp::Element* root,LinkableValueNode::ConstHandle value_node,Canvas::ConstHandle canvas=0)
{
assert(value_node);
- root->set_name(value_node->get_name());
+
+ String name(value_node->get_name());
+ ReleaseVersion saving_version(get_file_version());
+ ReleaseVersion feature_version(LinkableValueNode::book()[name].release_version);
+
+ if (saving_version < feature_version)
+ {
+ valuenode_too_new_count++;
+ warning("can't save <%s> valuenodes in this old file format version", name.c_str());
+
+ ValueBase value((*value_node)(0));
+ encode_value(root,value,canvas);
+
+ // ValueNode_Const::ConstHandle const_value(ValueNode_Const::create((*value_node)(0)));
+ // encode_value_node(root,const_value,canvas);
+
+ return root;
+ }
+
+ root->set_name(name);
root->set_attribute("type",ValueBase::type_name(value_node->get_type()));
if(ValueNode_Animated::ConstHandle::cast_dynamic(value_node))
encode_animated(root,ValueNode_Animated::ConstHandle::cast_dynamic(value_node),canvas);
else
- if(ValueNode_Composite::ConstHandle::cast_dynamic(value_node))
- encode_composite(root,ValueNode_Composite::ConstHandle::cast_dynamic(value_node),canvas);
- else
if(ValueNode_Subtract::ConstHandle::cast_dynamic(value_node))
encode_subtract(root,ValueNode_Subtract::ConstHandle::cast_dynamic(value_node),canvas);
else
handle<const ValueNode> value_node=dynamic_param_list.find(iter->get_name())->second;
- // If the valuenode.has no ID, then it must be defined in-place
+ // If the valuenode has no ID, then it must be defined in-place
if(value_node->get_id().empty())
{
encode_value_node(node->add_child("value_node"),value_node,layer->get_canvas().constant());
ValueBase value=layer->get_param(iter->get_name());
if(!value.is_valid())
{
- error("Layer doesn't know it's own vocabulary -- "+iter->get_name());
+ error("Layer doesn't know its own vocabulary -- "+iter->get_name());
continue;
}
- if(value.get_type()==ValueBase::TYPE_CANVAS && !value.get(Canvas::LooseHandle())->is_inline())
+ if(value.get_type()==ValueBase::TYPE_CANVAS)
{
- Canvas::Handle child(value.get(Canvas::LooseHandle()));
-
- if(!value.get(Canvas::Handle()))
+ // the ->is_inline() below was crashing if the canvas
+ // contained a PasteCanvas with the default <No Image
+ // Selected> Canvas setting; this avoids the crash
+ if (!value.get(Canvas::LooseHandle()))
continue;
- xmlpp::Element *node=root->add_child("param");
- node->set_attribute("name",iter->get_name());
- node->set_attribute("use",child->get_relative_id(layer->get_canvas()));
- continue;
+
+ if (!value.get(Canvas::LooseHandle())->is_inline())
+ {
+ Canvas::Handle child(value.get(Canvas::LooseHandle()));
+
+ if(!value.get(Canvas::Handle()))
+ continue;
+ xmlpp::Element *node=root->add_child("param");
+ node->set_attribute("name",iter->get_name());
+ node->set_attribute("use",child->get_relative_id(layer->get_canvas()));
+ continue;
+ }
}
xmlpp::Element *node=root->add_child("param");
node->set_attribute("name",iter->get_name());
encode_value(node->add_child("value"),value,layer->get_canvas().constant());
- }
+ }
}
assert(canvas);
const RendDesc &rend_desc=canvas->rend_desc();
root->set_name("canvas");
-
+
if(canvas->is_root())
- root->set_attribute("version","0.1");
+ root->set_attribute("version",canvas->get_version());
if(!canvas->get_id().empty() && !canvas->is_root() && !canvas->is_inline())
root->set_attribute("id",canvas->get_id());
if(!canvas->parent() || canvas->parent()->rend_desc().get_time_end()!=canvas->rend_desc().get_time_end())
root->set_attribute("end-time",rend_desc.get_time_end().get_string(rend_desc.get_frame_rate()));
-
+
if(!canvas->is_inline())
{
root->set_attribute("bgcolor",strprintf(VIEW_BOX_FORMAT,
for(KeyframeList::const_iterator iter=canvas->keyframe_list().begin();iter!=canvas->keyframe_list().end();++iter)
encode_keyframe(root->add_child("keyframe"),*iter,canvas->rend_desc().get_frame_rate());
}
-
+
// Output the <defs> section
- if(!canvas->is_inline() && !canvas->value_node_list().empty() || !canvas->children().empty())
+ //! \todo check where the parentheses should really go - around the && or the ||?
+ if((!canvas->is_inline() && !canvas->value_node_list().empty()) || !canvas->children().empty())
{
xmlpp::Element *node=root->add_child("defs");
const ValueNodeList &value_node_list(canvas->value_node_list());
{
encode_canvas(node->add_child("canvas"),*iter);
}
- }
+ }
Canvas::const_reverse_iterator iter;
for(iter=canvas->rbegin();iter!=canvas->rend();++iter)
- encode_layer(root->add_child("layer"),*iter);
+ encode_layer(root->add_child("layer"),*iter);
return root;
}
+xmlpp::Element* encode_canvas_toplevel(xmlpp::Element* root,Canvas::ConstHandle canvas)
+{
+ valuenode_too_new_count = 0;
+
+ xmlpp::Element* ret = encode_canvas(root, canvas);
+
+ if (valuenode_too_new_count)
+ warning("saved %d valuenodes as constant values in old file format\n", valuenode_too_new_count);
+
+ return ret;
+}
+
bool
synfig::save_canvas(const String &filename, Canvas::ConstHandle canvas)
{
synfig::String tmp_filename(filename+".TMP");
+ if (filename_extension(filename) == ".sifz")
+ xmlSetCompressMode(9);
+ else
+ xmlSetCompressMode(0);
+
try
{
assert(canvas);
xmlpp::Document document;
-
- encode_canvas(document.create_root_node("canvas"),canvas);
-
+
+ encode_canvas_toplevel(document.create_root_node("canvas"),canvas);
+
document.write_to_file_formatted(tmp_filename);
- }
- catch(...) { synfig::error("synfig::save_canvas(): Caught unknown exception"); return false; }
-
-
+
#ifdef _WIN32
- // On Win32 platforms, rename() has bad behavior. work around it.
- char old_file[80]="sif.XXXXXXXX";
- mktemp(old_file);
- rename(filename.c_str(),old_file);
- if(rename(tmp_filename.c_str(),filename.c_str())!=0)
- {
- rename(old_file,tmp_filename.c_str());
- synfig::error("synfig::save_canvas(): Unable to rename file to correct filename, errno=%d",errno);
- return false;
- }
- remove(old_file);
+ // On Win32 platforms, rename() has bad behavior. work around it.
+ char old_file[80]="sif.XXXXXXXX";
+ mktemp(old_file);
+ rename(filename.c_str(),old_file);
+ if(rename(tmp_filename.c_str(),filename.c_str())!=0)
+ {
+ rename(old_file,tmp_filename.c_str());
+ synfig::error("synfig::save_canvas(): Unable to rename file to correct filename, errno=%d",errno);
+ return false;
+ }
+ remove(old_file);
#else
- if(rename(tmp_filename.c_str(),filename.c_str())!=0)
- {
- synfig::error("synfig::save_canvas(): Unable to rename file to correct filename, errno=%d",errno);
- return false;
- }
+ if(rename(tmp_filename.c_str(),filename.c_str())!=0)
+ {
+ synfig::error("synfig::save_canvas(): Unable to rename file to correct filename, errno=%d",errno);
+ return false;
+ }
#endif
+ }
+ catch(...) { synfig::error("synfig::save_canvas(): Caught unknown exception"); return false; }
return true;
}
xmlpp::Document document;
- encode_canvas(document.create_root_node("canvas"),canvas);
+ encode_canvas_toplevel(document.create_root_node("canvas"),canvas);
return document.write_to_string_formatted();
}
+
+void
+synfig::set_file_version(ReleaseVersion version)
+{
+ save_canvas_version = version;
+}
+
+ReleaseVersion
+synfig::get_file_version()
+{
+ return save_canvas_version;
+}