X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftags%2Fsynfig_0_61_07_rc3%2Fsrc%2Fsynfig%2Flayer_composite.h;fp=synfig-core%2Ftags%2Fsynfig_0_61_07_rc3%2Fsrc%2Fsynfig%2Flayer_composite.h;h=fe47917e57b91a689139a6257536706531a02a9f;hb=0e729dddd753ed872265ba82c0089bc55e64bf55;hp=0000000000000000000000000000000000000000;hpb=7a4d1b9ab079cc84ccfb4cf46f074c84b8caef2e;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/layer_composite.h b/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/layer_composite.h new file mode 100644 index 0000000..fe47917 --- /dev/null +++ b/synfig-core/tags/synfig_0_61_07_rc3/src/synfig/layer_composite.h @@ -0,0 +1,95 @@ +/* === S Y N F I G ========================================================= */ +/*! \file layer_composite.h +** \brief Composite Layer Class Implementation +** +** $Id$ +** +** \legal +** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley +** Copyright (c) 2007 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 +*/ +/* ========================================================================= */ + +/* === S T A R T =========================================================== */ + +#ifndef __SYNFIG_LAYER_COMPOSITE_H +#define __SYNFIG_LAYER_COMPOSITE_H + +/* === H E A D E R S ======================================================= */ + +#include "layer.h" +#include "color.h" + +/* === M A C R O S ========================================================= */ + +/* === T Y P E D E F S ===================================================== */ + +/* === C L A S S E S & S T R U C T S ======================================= */ + +namespace synfig { + +class Layer_NoDeform {}; + + +/*! \class Layer_Composite +** \brief Base class for layers that put stuff ontop of lower layers +*/ +class Layer_Composite : public Layer +{ +private: + + float amount_; + + Color::BlendMethod blend_method_; + +protected: + + Layer_Composite( + float amount=1.0, + Color::BlendMethod blend_method=Color::BLEND_COMPOSITE + ): + amount_ (amount), + blend_method_ (blend_method) + { } + +public: + + float get_amount()const { return amount_; } + + Layer_Composite& set_amount(float x) { amount_=x; return *this; } + + Color::BlendMethod get_blend_method()const { return blend_method_; } + + Layer_Composite& set_blend_method(Color::BlendMethod x) { blend_method_=x; return *this; } + + virtual bool is_solid_color()const { return amount_==1.0f && blend_method_==Color::BLEND_STRAIGHT; } + + bool is_disabled()const { return amount_==0.0f; } + + virtual Vocab get_param_vocab()const; + + virtual bool set_param(const String ¶m, const ValueBase &value); + + virtual ValueBase get_param(const String ¶m)const; + + virtual Rect get_full_bounding_rect(Context context)const; + + virtual bool accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const; +}; // END of class Layer_Composite + +}; // END of namespace synfig + +/* === E N D =============================================================== */ + +#endif