| /* |
| * 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, 2006, 2007, 2008 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. |
| * |
| */ |
| |
| #ifndef TranslateTransformOperation_h |
| #define TranslateTransformOperation_h |
| |
| #include "platform/Length.h" |
| #include "platform/LengthFunctions.h" |
| #include "platform/transforms/TransformOperation.h" |
| |
| namespace blink { |
| |
| class PLATFORM_EXPORT TranslateTransformOperation final |
| : public TransformOperation { |
| public: |
| static PassRefPtr<TranslateTransformOperation> create(const Length& tx, |
| const Length& ty, |
| OperationType type) { |
| return adoptRef(new TranslateTransformOperation(tx, ty, 0, type)); |
| } |
| |
| static PassRefPtr<TranslateTransformOperation> create(const Length& tx, |
| const Length& ty, |
| double tz, |
| OperationType type) { |
| return adoptRef(new TranslateTransformOperation(tx, ty, tz, type)); |
| } |
| |
| bool canBlendWith(const TransformOperation& other) const override; |
| bool dependsOnBoxSize() const override { |
| return m_x.isPercentOrCalc() || m_y.isPercentOrCalc(); |
| } |
| |
| double x(const FloatSize& borderBoxSize) const { |
| return floatValueForLength(m_x, borderBoxSize.width()); |
| } |
| double y(const FloatSize& borderBoxSize) const { |
| return floatValueForLength(m_y, borderBoxSize.height()); |
| } |
| |
| Length x() const { return m_x; } |
| Length y() const { return m_y; } |
| double z() const { return m_z; } |
| |
| void apply(TransformationMatrix& transform, |
| const FloatSize& borderBoxSize) const override { |
| transform.translate3d(x(borderBoxSize), y(borderBoxSize), z()); |
| } |
| |
| static bool isMatchingOperationType(OperationType type) { |
| return type == Translate || type == TranslateX || type == TranslateY || |
| type == TranslateZ || type == Translate3D; |
| } |
| |
| PassRefPtr<TranslateTransformOperation> zoomTranslate(double factor); |
| |
| private: |
| OperationType type() const override { return m_type; } |
| OperationType primitiveType() const final { return Translate3D; } |
| |
| bool operator==(const TransformOperation& o) const override { |
| if (!isSameType(o)) |
| return false; |
| const TranslateTransformOperation* t = |
| static_cast<const TranslateTransformOperation*>(&o); |
| return m_x == t->m_x && m_y == t->m_y && m_z == t->m_z; |
| } |
| |
| PassRefPtr<TransformOperation> blend(const TransformOperation* from, |
| double progress, |
| bool blendToIdentity = false) override; |
| PassRefPtr<TransformOperation> zoom(double factor) final { |
| return zoomTranslate(factor); |
| } |
| |
| TranslateTransformOperation(const Length& tx, |
| const Length& ty, |
| double tz, |
| OperationType type) |
| : m_x(tx), m_y(ty), m_z(tz), m_type(type) { |
| ASSERT(isMatchingOperationType(type)); |
| } |
| |
| Length m_x; |
| Length m_y; |
| double m_z; |
| OperationType m_type; |
| }; |
| |
| DEFINE_TRANSFORM_TYPE_CASTS(TranslateTransformOperation); |
| |
| } // namespace blink |
| |
| #endif // TranslateTransformOperation_h |