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/*
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.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.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_GRADIENT_ATTRIBUTES_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_GRADIENT_ATTRIBUTES_H_
#include "third_party/blink/renderer/core/svg/svg_gradient_element.h"
#include "third_party/blink/renderer/core/svg/svg_unit_types.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
#include "third_party/blink/renderer/platform/wtf/size_assertions.h"
namespace blink {
struct GradientAttributes {
DISALLOW_NEW();
GradientAttributes()
: spread_method_(kSVGSpreadMethodPad),
gradient_units_(SVGUnitTypes::kSvgUnitTypeObjectboundingbox),
spread_method_set_(false),
gradient_units_set_(false),
gradient_transform_set_(false) {}
SVGSpreadMethodType SpreadMethod() const {
return static_cast<SVGSpreadMethodType>(spread_method_);
}
SVGUnitTypes::SVGUnitType GradientUnits() const {
return static_cast<SVGUnitTypes::SVGUnitType>(gradient_units_);
}
const AffineTransform& GradientTransform() const {
return gradient_transform_;
}
const Vector<Gradient::ColorStop>& Stops() const { return stops_; }
void SetSpreadMethod(SVGSpreadMethodType value) {
spread_method_ = value;
spread_method_set_ = true;
}
void SetGradientUnits(SVGUnitTypes::SVGUnitType unit_type) {
gradient_units_ = unit_type;
gradient_units_set_ = true;
}
void SetGradientTransform(const AffineTransform& value) {
gradient_transform_ = value;
gradient_transform_set_ = true;
}
void SetStops(Vector<Gradient::ColorStop>&& value) {
stops_ = std::move(value);
}
bool HasSpreadMethod() const { return spread_method_set_; }
bool HasGradientUnits() const { return gradient_units_set_; }
bool HasGradientTransform() const { return gradient_transform_set_; }
bool HasStops() const { return !stops_.empty(); }
private:
// Properties
AffineTransform gradient_transform_;
Vector<Gradient::ColorStop> stops_;
unsigned spread_method_ : 2;
unsigned gradient_units_ : 2;
// Property states
unsigned spread_method_set_ : 1;
unsigned gradient_units_set_ : 1;
unsigned gradient_transform_set_ : 1;
};
struct SameSizeAsGradientAttributes {
DISALLOW_NEW();
AffineTransform a;
Vector<Gradient::ColorStop> b;
unsigned c : 7;
};
ASSERT_SIZE(GradientAttributes, SameSizeAsGradientAttributes);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_GRADIENT_ATTRIBUTES_H_
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