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#define __SP_VIEW_C__
/** \file
* View implementation
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* Ralf Stephan <ralf@ark.in-berlin.de>
*
* Copyright (C) 2001-2002 Lauris Kaplinski
* Copyright (C) 2001 Ximian, Inc.
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "libnr/nr-point.h"
#include "document.h"
#include "view.h"
#include "message-stack.h"
#include "message-context.h"
#include "verbs.h"
namespace Inkscape {
namespace UI {
namespace View {
static void
_onPositionSet (double x, double y, View* v)
{
v->onPositionSet (x,y);
}
static void
_onResized (double x, double y, View* v)
{
v->onResized (x,y);
}
static void
_onRedrawRequested (View* v)
{
v->onRedrawRequested();
}
static void
_onStatusMessage (Inkscape::MessageType type, gchar const *message, View* v)
{
v->onStatusMessage (type, message);
}
static void
_onDocumentURISet (gchar const* uri, View* v)
{
v->onDocumentURISet (uri);
}
static void
_onDocumentResized (double x, double y, View* v)
{
v->onDocumentResized (x,y);
}
//--------------------------------------------------------------------
View::View()
: _doc(0)
{
_message_stack = GC::release(new Inkscape::MessageStack());
_tips_message_context = new Inkscape::MessageContext(_message_stack);
_position_set_connection = _position_set_signal.connect (sigc::bind (sigc::ptr_fun (&_onPositionSet), this));
_resized_connection = _resized_signal.connect (sigc::bind (sigc::ptr_fun (&_onResized), this));
_redraw_requested_connection = _redraw_requested_signal.connect (sigc::bind (sigc::ptr_fun (&_onRedrawRequested), this));
_message_changed_connection = _message_stack->connectChanged (sigc::bind (sigc::ptr_fun (&_onStatusMessage), this));
}
/**
* Deletes and nulls all View message stacks and disconnects it from signals.
*/
View::~View()
{
_close();
}
void View::_close() {
_message_changed_connection.disconnect();
delete _tips_message_context;
_tips_message_context = 0;
_message_stack = 0;
if (_doc) {
_document_uri_set_connection.disconnect();
_document_resized_connection.disconnect();
_doc = 0;
}
Inkscape::Verb::delete_all_view (this);
}
void View::setPosition (double x, double y)
{
_position_set_signal.emit (x,y);
}
void View::setPosition(NR::Point const &p)
{
setPosition (double(p[NR::X]), double(p[NR::Y]));
}
void View::emitResized (double width, double height)
{
_resized_signal.emit (width, height);
}
void View::requestRedraw()
{
_redraw_requested_signal.emit();
}
/**
* Disconnects the view from the document signals, connects the view
* to a new one, and emits the _document_set_signal on the view.
*
* This is code comon to all subclasses and called from their
* setDocument() methods after they are done.
*
* \param doc The new document to connect the view to.
*/
void View::setDocument(SPDocument *doc) {
g_return_if_fail(doc != NULL);
if (_doc) {
_document_uri_set_connection.disconnect();
_document_resized_connection.disconnect();
sp_document_unref (_doc);
}
_doc = sp_document_ref (doc);
_document_uri_set_connection =
_doc->connectURISet(sigc::bind(sigc::ptr_fun(&_onDocumentURISet), this));
_document_resized_connection =
_doc->connectResized(sigc::bind(sigc::ptr_fun(&_onDocumentResized), this));
_document_uri_set_signal.emit (SP_DOCUMENT_URI(_doc));
}
}}}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
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