blob: 7feff5252047d39cb81661317b02a5e5bf93498b [file] [log] [blame]
/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "core/animation/AnimatableStrokeDasharrayList.h"
#include "bindings/v8/ExceptionStatePlaceholder.h"
#include "core/animation/AnimatableSVGLength.h"
namespace WebCore {
AnimatableStrokeDasharrayList::AnimatableStrokeDasharrayList(const Vector<SVGLength>& lengths)
{
for (size_t i = 0; i < lengths.size(); ++i)
m_values.append(AnimatableSVGLength::create(lengths[i]));
}
Vector<SVGLength> AnimatableStrokeDasharrayList::toSVGLengthVector() const
{
Vector<SVGLength> lengths(m_values.size());
for (size_t i = 0; i < m_values.size(); ++i) {
lengths[i] = toAnimatableSVGLength(m_values[i].get())->toSVGLength();
if (lengths[i].valueInSpecifiedUnits() < 0)
lengths[i].setValueInSpecifiedUnits(0);
}
return lengths;
}
PassRefPtr<AnimatableValue> AnimatableStrokeDasharrayList::interpolateTo(const AnimatableValue* value, double fraction) const
{
Vector<RefPtr<AnimatableValue> > from = m_values;
Vector<RefPtr<AnimatableValue> > to = toAnimatableStrokeDasharrayList(value)->m_values;
// The spec states that if the sum of all values is zero, this should be
// treated like a value of 'none', which means that a solid line is drawn.
// Since we animate to and from values of zero, treat a value of 'none' the
// same. If both the two and from values are 'none', we return 'none'
// rather than '0 0'.
if (from.isEmpty() && to.isEmpty())
return takeConstRef(this);
if (from.isEmpty() || to.isEmpty()) {
DEFINE_STATIC_LOCAL(RefPtr<AnimatableSVGLength>, zeroPixels, ());
if (!zeroPixels) {
SVGLength length;
length.newValueSpecifiedUnits(LengthTypePX, 0, IGNORE_EXCEPTION);
zeroPixels = AnimatableSVGLength::create(length);
}
if (from.isEmpty()) {
from.append(zeroPixels);
from.append(zeroPixels);
}
if (to.isEmpty()) {
to.append(zeroPixels);
to.append(zeroPixels);
}
}
Vector<RefPtr<AnimatableValue> > interpolatedValues;
bool success = interpolateLists(from, to, fraction, interpolatedValues);
ASSERT_UNUSED(success, success);
return adoptRef(new AnimatableStrokeDasharrayList(interpolatedValues));
}
} // namespace WebCore