-/* === S I N F G =========================================================== */
+/* === S Y N F I G ========================================================= */
/*! \file zoom.cpp
-** \brief writeme
+** \brief Implementation of the "Zoom" layer
**
-** $Id: zoom.cpp,v 1.2 2005/01/24 03:08:17 darco Exp $
+** $Id$
**
** \legal
-** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
-** This software and associated documentation
-** are CONFIDENTIAL and PROPRIETARY property of
-** the above-mentioned copyright holder.
+** 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.
**
-** You may not copy, print, publish, or in any
-** other way distribute this software without
-** a prior written agreement with
-** the copyright holder.
+** 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
*/
/* ========================================================================= */
#endif
#include "zoom.h"
-#include <sinfg/string.h>
-#include <sinfg/time.h>
-#include <sinfg/context.h>
-#include <sinfg/paramdesc.h>
-#include <sinfg/renddesc.h>
-#include <sinfg/surface.h>
-#include <sinfg/value.h>
-#include <sinfg/valuenode.h>
-#include <sinfg/transform.h>
+#include <synfig/string.h>
+#include <synfig/time.h>
+#include <synfig/context.h>
+#include <synfig/paramdesc.h>
+#include <synfig/renddesc.h>
+#include <synfig/surface.h>
+#include <synfig/value.h>
+#include <synfig/valuenode.h>
+#include <synfig/transform.h>
#endif
/* === G L O B A L S ======================================================= */
-SINFG_LAYER_INIT(Zoom);
-SINFG_LAYER_SET_NAME(Zoom,"zoom");
-SINFG_LAYER_SET_LOCAL_NAME(Zoom,_("Zoom"));
-SINFG_LAYER_SET_CATEGORY(Zoom,_("Transform"));
-SINFG_LAYER_SET_VERSION(Zoom,"0.1");
-SINFG_LAYER_SET_CVS_ID(Zoom,"$Id: zoom.cpp,v 1.2 2005/01/24 03:08:17 darco Exp $");
+SYNFIG_LAYER_INIT(Zoom);
+SYNFIG_LAYER_SET_NAME(Zoom,"zoom");
+SYNFIG_LAYER_SET_LOCAL_NAME(Zoom,N_("Zoom"));
+SYNFIG_LAYER_SET_CATEGORY(Zoom,N_("Transform"));
+SYNFIG_LAYER_SET_VERSION(Zoom,"0.1");
+SYNFIG_LAYER_SET_CVS_ID(Zoom,"$Id$");
/* === P R O C E D U R E S ================================================= */
amount(0)
{
}
-
+
bool
Zoom::set_param(const String & param, const ValueBase &value)
{
IMPORT(center);
IMPORT(amount);
-
+
return false;
}
EXPORT_NAME();
EXPORT_VERSION();
-
- return ValueBase();
+
+ return ValueBase();
}
Layer::Vocab
Zoom::get_param_vocab()const
{
Layer::Vocab ret;
-
+
ret.push_back(ParamDesc("amount")
.set_local_name(_("Amount"))
.set_description(_("Amount to zoom in"))
.set_local_name(_("Center"))
.set_description(_("Point to zoom in to"))
);
-
+
return ret;
}
-sinfg::Layer::Handle
-Zoom::hit_check(sinfg::Context context, const sinfg::Point &pos)const
+synfig::Layer::Handle
+Zoom::hit_check(synfig::Context context, const synfig::Point &pos)const
{
return context.hit_check((pos-center)/exp(amount)+center);
}
etl::handle<const Zoom> layer;
public:
Zoom_Trans(const Zoom* x):Transform(x->get_guid()),layer(x) { }
-
- sinfg::Vector perform(const sinfg::Vector& x)const
+
+ synfig::Vector perform(const synfig::Vector& x)const
{
return (x-layer->center)*exp(layer->amount)+layer->center;
}
-
- sinfg::Vector unperform(const sinfg::Vector& x)const
+
+ synfig::Vector unperform(const synfig::Vector& x)const
{
return (x-layer->center)/exp(layer->amount)+layer->center;
}
return context.accelerated_render(surface,quality,desc,cb);
}
-sinfg::Rect
-Zoom::get_full_bounding_rect(sinfg::Context context)const
+synfig::Rect
+Zoom::get_full_bounding_rect(synfig::Context context)const
{
- return context.get_full_bounding_rect();
+ return (context.get_full_bounding_rect()-center)*exp(amount)+center;
}
-