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/*
Copyright (C) 2014 Paul Davis
This program 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 program 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "ardour/lmath.h"
#include "selection_memento.h"
#include "editing.h"
#include "public_editor.h"
#include "pbd/i18n.h"
SelectionMemento::SelectionMemento ()
{
}
SelectionMemento::~SelectionMemento ()
{
}
XMLNode&
SelectionMemento::get_state () {
XMLNode* node = new XMLNode ("SelectionMemento");
char buf[32];
PublicEditor& editor = PublicEditor::instance();
node->add_property ("mouse-mode", enum2str(editor.current_mouse_mode()));
snprintf (buf, sizeof(buf), "%" PRId64, editor.get_current_zoom());
node->add_property ("zoom", buf);
snprintf (buf, sizeof (buf), "%" PRIi64, editor.leftmost_sample());
node->add_property ("left-frame", buf);
snprintf (buf, sizeof (buf), "%f", editor.get_y_origin());
node->add_property ("y-origin", buf);
node->add_child_nocopy (editor.get_selection().get_state());
return *node;
}
int
SelectionMemento::set_state (const XMLNode& node, int /*version*/) {
XMLProperty const * prop;
PublicEditor& editor = PublicEditor::instance();
if (node.name() != X_("SelectionMemento")) {
return -1;
}
if ((prop = node.property ("mouse-mode"))) {
Editing::MouseMode m = Editing::str2mousemode(prop->value());
editor.set_mouse_mode (m, true);
}
if ((prop = node.property ("zoom"))) {
/* older versions of ardour used floating point samples_per_pixel */
double f = PBD::atof (prop->value());
editor.reset_zoom (llrintf (f));
}
if ((prop = node.property ("left-frame")) != 0) {
framepos_t pos;
if (sscanf (prop->value().c_str(), "%" PRId64, &pos) == 1) {
if (pos < 0) {
pos = 0;
}
editor.reset_x_origin (pos);
}
}
if ((prop = node.property ("y-origin")) != 0) {
editor.reset_y_origin (atof (prop->value ().c_str()));
}
XMLNodeList children = node.children ();
for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
editor.get_selection().set_state (**i, Stateful::current_state_version);
}
return 0;
}
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