| /* |
| * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
| * (C) 2000 Antti Koivisto (koivisto@kde.org) |
| * (C) 2000 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2003, 2005-2008, 2017 Apple Inc. All rights reserved. |
| * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
| * |
| * 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 "Length.h" |
| #include "LengthFunctions.h" |
| #include "TransformOperation.h" |
| #include <wtf/Ref.h> |
| |
| namespace WebCore { |
| |
| class TranslateTransformOperation final : public TransformOperation { |
| public: |
| static Ref<TranslateTransformOperation> create(const Length& tx, const Length& ty, OperationType type) |
| { |
| return adoptRef(*new TranslateTransformOperation(tx, ty, Length(0, Fixed), type)); |
| } |
| |
| static Ref<TranslateTransformOperation> create(const Length& tx, const Length& ty, const Length& tz, OperationType type) |
| { |
| return adoptRef(*new TranslateTransformOperation(tx, ty, tz, type)); |
| } |
| |
| Ref<TransformOperation> clone() const override |
| { |
| return adoptRef(*new TranslateTransformOperation(m_x, m_y, m_z, type())); |
| } |
| |
| double x(const FloatSize& borderBoxSize) const { return floatValueForLength(m_x, borderBoxSize.width()); } |
| double y(const FloatSize& borderBoxSize) const { return floatValueForLength(m_y, borderBoxSize.height()); } |
| double z(const FloatSize&) const { return floatValueForLength(m_z, 1); } |
| |
| Length x() const { return m_x; } |
| Length y() const { return m_y; } |
| Length z() const { return m_z; } |
| |
| private: |
| bool isIdentity() const override { return !floatValueForLength(m_x, 1) && !floatValueForLength(m_y, 1) && !floatValueForLength(m_z, 1); } |
| |
| bool operator==(const TransformOperation&) const override; |
| |
| bool apply(TransformationMatrix& transform, const FloatSize& borderBoxSize) const override |
| { |
| transform.translate3d(x(borderBoxSize), y(borderBoxSize), z(borderBoxSize)); |
| return m_x.isPercent() || m_y.isPercent(); |
| } |
| |
| Ref<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) override; |
| |
| void dump(WTF::TextStream&) const final; |
| |
| TranslateTransformOperation(const Length& tx, const Length& ty, const Length& tz, OperationType type) |
| : TransformOperation(type) |
| , m_x(tx) |
| , m_y(ty) |
| , m_z(tz) |
| { |
| ASSERT(isTranslateTransformOperationType()); |
| } |
| |
| Length m_x; |
| Length m_y; |
| Length m_z; |
| }; |
| |
| } // namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_TRANSFORMOPERATION(WebCore::TranslateTransformOperation, isTranslateTransformOperationType()) |