X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftags%2Fsynfig_0_61_07_rc2%2Fsrc%2Fmodules%2Flyr_std%2Fzoom.cpp;fp=synfig-core%2Ftags%2Fsynfig_0_61_07_rc2%2Fsrc%2Fmodules%2Flyr_std%2Fzoom.cpp;h=0000000000000000000000000000000000000000;hb=6fa8f2f38d4b0b35f8539bf94e27ae27015c7689;hp=d8a88bc29896cd59835f742667c8979dcf4bc406;hpb=47fce282611fbba1044921d22ca887f9b53ad91a;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_07_rc2/src/modules/lyr_std/zoom.cpp b/synfig-core/tags/synfig_0_61_07_rc2/src/modules/lyr_std/zoom.cpp deleted file mode 100644 index d8a88bc..0000000 --- a/synfig-core/tags/synfig_0_61_07_rc2/src/modules/lyr_std/zoom.cpp +++ /dev/null @@ -1,162 +0,0 @@ -/* === S Y N F I G ========================================================= */ -/*! \file zoom.cpp -** \brief writeme -** -** $Id$ -** -** \legal -** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley -** -** 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 "zoom.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#endif - -/* === M A C R O S ========================================================= */ - -/* === G L O B A L S ======================================================= */ - -SYNFIG_LAYER_INIT(Zoom); -SYNFIG_LAYER_SET_NAME(Zoom,"zoom"); -SYNFIG_LAYER_SET_LOCAL_NAME(Zoom,_("Zoom")); -SYNFIG_LAYER_SET_CATEGORY(Zoom,_("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 ================================================= */ - -/* === M E T H O D S ======================================================= */ - -/* === E N T R Y P O I N T ================================================= */ - -Zoom::Zoom(): - center(0,0), - amount(0) -{ -} - -bool -Zoom::set_param(const String & param, const ValueBase &value) -{ - - IMPORT(center); - IMPORT(amount); - - return false; -} - -ValueBase -Zoom::get_param(const String ¶m)const -{ - EXPORT(center); - EXPORT(amount); - - EXPORT_NAME(); - EXPORT_VERSION(); - - 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")) - ); - - ret.push_back(ParamDesc("center") - .set_local_name(_("Center")) - .set_description(_("Point to zoom in to")) - ); - - return ret; -} - -synfig::Layer::Handle -Zoom::hit_check(synfig::Context context, const synfig::Point &pos)const -{ - return context.hit_check((pos-center)/exp(amount)+center); -} - -Color -Zoom::get_color(Context context, const Point &pos)const -{ - return context.get_color((pos-center)/exp(amount)+center); -} - -class Zoom_Trans : public Transform -{ - etl::handle layer; -public: - Zoom_Trans(const Zoom* x):Transform(x->get_guid()),layer(x) { } - - synfig::Vector perform(const synfig::Vector& x)const - { - return (x-layer->center)*exp(layer->amount)+layer->center; - } - - synfig::Vector unperform(const synfig::Vector& x)const - { - return (x-layer->center)/exp(layer->amount)+layer->center; - } -}; -etl::handle -Zoom::get_transform()const -{ - return new Zoom_Trans(this); -} - -bool -Zoom::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const -{ - Vector::value_type zoomfactor=1.0/exp(amount); - RendDesc desc(renddesc); - desc.clear_flags(); - - // Adjust the top_left and bottom_right points - // for our zoom amount - desc.set_tl((desc.get_tl()-center)*zoomfactor+center); - desc.set_br((desc.get_br()-center)*zoomfactor+center); - - // Render the scene - return context.accelerated_render(surface,quality,desc,cb); -} - -synfig::Rect -Zoom::get_full_bounding_rect(synfig::Context context)const -{ - return (context.get_full_bounding_rect()-center)*exp(amount)+center; -}