X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;ds=sidebyside;f=synfig-core%2Ftags%2F0.61.09%2Fsrc%2Fmodules%2Flyr_std%2Fxorpattern.cpp;fp=synfig-core%2Ftags%2F0.61.09%2Fsrc%2Fmodules%2Flyr_std%2Fxorpattern.cpp;h=df7c6bd54ed35fbcf2401aebe46fba57d9824e08;hb=476a1938d4cf024722f26d03b3e7e5c4b8c1d01c;hp=0000000000000000000000000000000000000000;hpb=d953ebc0f88bcc2533ed89a2800283f529a57620;p=synfig.git diff --git a/synfig-core/tags/0.61.09/src/modules/lyr_std/xorpattern.cpp b/synfig-core/tags/0.61.09/src/modules/lyr_std/xorpattern.cpp new file mode 100644 index 0000000..df7c6bd --- /dev/null +++ b/synfig-core/tags/0.61.09/src/modules/lyr_std/xorpattern.cpp @@ -0,0 +1,153 @@ +/* === S Y N F I G ========================================================= */ +/*! \file xorpattern.cpp +** \brief Implementation of the "XOR Pattern" layer +** +** $Id$ +** +** \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 +** 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 +** +** === N O T E S =========================================================== +** +** ========================================================================= */ + +/* === H E A D E R S ======================================================= */ + +#ifdef USING_PCH +# include "pch.h" +#else +#ifdef HAVE_CONFIG_H +# include +#endif + +#include "xorpattern.h" + +#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(XORPattern); +SYNFIG_LAYER_SET_NAME(XORPattern,"xor_pattern"); +SYNFIG_LAYER_SET_LOCAL_NAME(XORPattern,N_("XOR Pattern")); +SYNFIG_LAYER_SET_CATEGORY(XORPattern,N_("Other")); +SYNFIG_LAYER_SET_VERSION(XORPattern,"0.1"); +SYNFIG_LAYER_SET_CVS_ID(XORPattern,"$Id$"); + +/* === P R O C E D U R E S ================================================= */ + +/* === M E T H O D S ======================================================= */ + +XORPattern::XORPattern(): + Layer_Composite (1.0,Color::BLEND_STRAIGHT), + origin(0.125,0.125), + size(0.25,0.25) +{ +} + +bool +XORPattern::set_param(const String & param, const ValueBase &value) +{ + IMPORT(origin); + IMPORT(size); + + IMPORT_AS(origin,"pos"); + + return Layer_Composite::set_param(param,value); +} + +ValueBase +XORPattern::get_param(const String & param)const +{ + EXPORT(origin); + EXPORT(size); + + EXPORT_NAME(); + EXPORT_VERSION(); + + return Layer_Composite::get_param(param); +} + +Color +XORPattern::get_color(Context context, const Point &point)const +{ + if(get_amount()==0.0) + return context.get_color(point); + + unsigned int a=(unsigned int)floor((point[0]-origin[0])/size[0]), b=(unsigned int)floor((point[1]-origin[1])/size[1]); + unsigned char rindex=(a^b); + unsigned char gindex=(a^(~b))*4; + unsigned char bindex=~(a^b)*2; + + Color color((Color::value_type)rindex/(Color::value_type)255.0, + (Color::value_type)gindex/(Color::value_type)255.0, + (Color::value_type)bindex/(Color::value_type)255.0, + 1.0); + + if(get_amount() == 1 && get_blend_method() == Color::BLEND_STRAIGHT) + return color; + else + return Color::blend(color,context.get_color(point),get_amount(),get_blend_method()); + +} + +Layer::Vocab +XORPattern::get_param_vocab()const +{ + Layer::Vocab ret(Layer_Composite::get_param_vocab()); + + ret.push_back(ParamDesc("origin") + .set_local_name(_("Origin")) + ); + ret.push_back(ParamDesc("size") + .set_local_name(_("Size")) + .set_origin("origin") + ); + + return ret; +} + +synfig::Layer::Handle +XORPattern::hit_check(synfig::Context context, const synfig::Point &getpos)const +{ + // if we have a zero amount + if(get_amount()==0.0) + // then the click passes down to our context + return context.hit_check(getpos); + + synfig::Layer::Handle tmp; + // if we are behind the context, and the click hits something in the context + if(get_blend_method()==Color::BLEND_BEHIND && (tmp=context.hit_check(getpos))) + // then return the thing it hit in the context + return tmp; + + // if we're using an 'onto' blend method and the click missed the context + if(Color::is_onto(get_blend_method()) && !(tmp=context.hit_check(getpos))) + // then it misses everything + return 0; + + // otherwise the click hit us, since we're the size of the whole plane + return const_cast(this); +}