| /* |
| * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> |
| * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
| * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #pragma once |
| |
| #include "LightSource.h" |
| #include <wtf/Ref.h> |
| |
| namespace WebCore { |
| |
| class DistantLightSource : public LightSource { |
| public: |
| static Ref<DistantLightSource> create(float azimuth, float elevation) |
| { |
| return adoptRef(*new DistantLightSource(azimuth, elevation)); |
| } |
| |
| // These are in degrees. |
| float azimuth() const { return m_azimuth; } |
| float elevation() const { return m_elevation; } |
| |
| bool setAzimuth(float) override; |
| bool setElevation(float) override; |
| |
| void initPaintingData(const FilterEffect&, PaintingData&) override; |
| ComputedLightingData computePixelLightingData(const PaintingData&, int x, int y, float z) const final; |
| |
| WTF::TextStream& externalRepresentation(WTF::TextStream&) const override; |
| |
| private: |
| DistantLightSource(float azimuth, float elevation) |
| : LightSource(LS_DISTANT) |
| , m_azimuth(azimuth) |
| , m_elevation(elevation) |
| { |
| } |
| |
| float m_azimuth; |
| float m_elevation; |
| }; |
| |
| } // namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_LIGHTSOURCE(DistantLightSource, LS_DISTANT) |