Vector<RefPtr<TransformOperation>> concat(const TransformOperations& a,
const TransformOperations& b) {
Vector<RefPtr<TransformOperation>> result;
result.reserveCapacity(a.size() + b.size());
result.appendVector(a.operations());
result.appendVector(b.operations());
return result;
}
void ArgumentCoder<TransformOperations>::encode(ArgumentEncoder& encoder, const TransformOperations& transformOperations)
{
encoder << static_cast<uint32_t>(transformOperations.size());
for (size_t i = 0; i < transformOperations.size(); ++i) {
const TransformOperation* operation = transformOperations.at(i);
encoder.encodeEnum(operation->getOperationType());
switch (operation->getOperationType()) {
case TransformOperation::SCALE_X:
case TransformOperation::SCALE_Y:
case TransformOperation::SCALE:
case TransformOperation::SCALE_Z:
case TransformOperation::SCALE_3D:
encoder << static_cast<const ScaleTransformOperation*>(operation)->x();
encoder << static_cast<const ScaleTransformOperation*>(operation)->y();
encoder << static_cast<const ScaleTransformOperation*>(operation)->z();
break;
case TransformOperation::TRANSLATE_X:
case TransformOperation::TRANSLATE_Y:
case TransformOperation::TRANSLATE:
case TransformOperation::TRANSLATE_Z:
case TransformOperation::TRANSLATE_3D:
ArgumentCoder<Length>::encode(encoder, static_cast<const TranslateTransformOperation*>(operation)->x());
ArgumentCoder<Length>::encode(encoder, static_cast<const TranslateTransformOperation*>(operation)->y());
ArgumentCoder<Length>::encode(encoder, static_cast<const TranslateTransformOperation*>(operation)->z());
break;
case TransformOperation::ROTATE:
case TransformOperation::ROTATE_X:
case TransformOperation::ROTATE_Y:
case TransformOperation::ROTATE_3D:
encoder << static_cast<const RotateTransformOperation*>(operation)->x();
encoder << static_cast<const RotateTransformOperation*>(operation)->y();
encoder << static_cast<const RotateTransformOperation*>(operation)->z();
encoder << static_cast<const RotateTransformOperation*>(operation)->angle();
break;
case TransformOperation::SKEW_X:
case TransformOperation::SKEW_Y:
case TransformOperation::SKEW:
encoder << static_cast<const SkewTransformOperation*>(operation)->angleX();
encoder << static_cast<const SkewTransformOperation*>(operation)->angleY();
break;
case TransformOperation::MATRIX:
ArgumentCoder<TransformationMatrix>::encode(encoder, static_cast<const MatrixTransformOperation*>(operation)->matrix());
break;
case TransformOperation::MATRIX_3D:
ArgumentCoder<TransformationMatrix>::encode(encoder, static_cast<const Matrix3DTransformOperation*>(operation)->matrix());
break;
case TransformOperation::PERSPECTIVE:
ArgumentCoder<Length>::encode(encoder, static_cast<const PerspectiveTransformOperation*>(operation)->perspective());
break;
case TransformOperation::IDENTITY:
break;
case TransformOperation::NONE:
ASSERT_NOT_REACHED();
break;
}
}
}
void PrintTo(const AnimatableTransform& animTransform, ::std::ostream* os)
{
TransformOperations ops = animTransform.transformOperations();
*os << "AnimatableTransform(";
// FIXME: TransformOperations should really have it's own pretty-printer
// then we could just call that.
// FIXME: Output useful names not just the raw matrixes.
for (unsigned i = 0; i < ops.size(); i++) {
const TransformOperation* op = ops.at(i);
TransformationMatrix matrix;
op->apply(matrix, FloatSize(1.0, 1.0));
*os << "[";
if (matrix.isAffine()) {
*os << matrix.a();
*os << " " << matrix.b();
*os << " " << matrix.c();
*os << " " << matrix.d();
*os << " " << matrix.e();
*os << " " << matrix.f();
} else {
*os << matrix.m11();
*os << " " << matrix.m12();
*os << " " << matrix.m13();
*os << " " << matrix.m14();
*os << " ";
*os << " " << matrix.m21();
*os << " " << matrix.m22();
*os << " " << matrix.m23();
*os << " " << matrix.m24();
*os << " ";
*os << " " << matrix.m31();
*os << " " << matrix.m32();
*os << " " << matrix.m33();
*os << " " << matrix.m34();
*os << " ";
*os << " " << matrix.m41();
*os << " " << matrix.m42();
*os << " " << matrix.m43();
*os << " " << matrix.m44();
}
*os << "]";
if (i < ops.size() - 1)
*os << ", ";
}
*os << ")";
}
static TransformationMatrix applyTransformAnimation(const TransformOperations& from, const TransformOperations& to, double progress, const FloatSize& boxSize, bool listsMatch)
{
TransformationMatrix matrix;
// First frame of an animation.
if (!progress) {
from.apply(boxSize, matrix);
return matrix;
}
// Last frame of an animation.
if (progress == 1) {
to.apply(boxSize, matrix);
return matrix;
}
// If we have incompatible operation lists, we blend the resulting matrices.
if (!listsMatch) {
TransformationMatrix fromMatrix;
to.apply(boxSize, matrix);
from.apply(boxSize, fromMatrix);
matrix.blend(fromMatrix, progress);
return matrix;
}
// Animation to "-webkit-transform: none".
if (!to.size()) {
TransformOperations blended(from);
for (auto& operation : blended.operations())
operation->blend(nullptr, progress, true)->apply(matrix, boxSize);
return matrix;
}
// Animation from "-webkit-transform: none".
if (!from.size()) {
TransformOperations blended(to);
for (auto& operation : blended.operations())
operation->blend(nullptr, 1 - progress, true)->apply(matrix, boxSize);
return matrix;
}
// Normal animation with a matching operation list.
TransformOperations blended(to);
for (size_t i = 0; i < blended.operations().size(); ++i)
blended.operations()[i]->blend(from.at(i), progress, !from.at(i))->apply(matrix, boxSize);
return matrix;
}
TransformOperations TransformOperations::blend(const TransformOperations& from, double progress, const LayoutSize& size) const
{
if (from == *this)
return *this;
if (from.size() && from.operationsMatch(*this))
return blendByMatchingOperations(from, progress);
return blendByUsingMatrixInterpolation(from, progress, size);
}
PassOwnPtr<WebTransformOperations> toWebTransformOperations(const TransformOperations& transformOperations, const FloatSize& boxSize)
{
// We need to do a deep copy the transformOperations may contain ref pointers to TransformOperation objects.
OwnPtr<WebTransformOperations> webTransformOperations = adoptPtr(Platform::current()->compositorSupport()->createTransformOperations());
if (!webTransformOperations)
return nullptr;
for (size_t j = 0; j < transformOperations.size(); ++j) {
TransformOperation::OperationType operationType = transformOperations.operations()[j]->getOperationType();
switch (operationType) {
case TransformOperation::SCALE_X:
case TransformOperation::SCALE_Y:
case TransformOperation::SCALE_Z:
case TransformOperation::SCALE_3D:
case TransformOperation::SCALE: {
ScaleTransformOperation* transform = static_cast<ScaleTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendScale(transform->x(), transform->y(), transform->z());
break;
}
case TransformOperation::TRANSLATE_X:
case TransformOperation::TRANSLATE_Y:
case TransformOperation::TRANSLATE_Z:
case TransformOperation::TRANSLATE_3D:
case TransformOperation::TRANSLATE: {
TranslateTransformOperation* transform = static_cast<TranslateTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendTranslate(floatValueForLength(transform->x(), boxSize.width()), floatValueForLength(transform->y(), boxSize.height()), floatValueForLength(transform->z(), 1));
break;
}
case TransformOperation::ROTATE_X:
case TransformOperation::ROTATE_Y:
case TransformOperation::ROTATE_3D:
case TransformOperation::ROTATE: {
RotateTransformOperation* transform = static_cast<RotateTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendRotate(transform->x(), transform->y(), transform->z(), transform->angle());
break;
}
case TransformOperation::SKEW_X:
case TransformOperation::SKEW_Y:
case TransformOperation::SKEW: {
SkewTransformOperation* transform = static_cast<SkewTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendSkew(transform->angleX(), transform->angleY());
break;
}
case TransformOperation::MATRIX: {
MatrixTransformOperation* transform = static_cast<MatrixTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations->appendMatrix(TransformSkMatrix44Conversions::convert(m));
break;
}
case TransformOperation::MATRIX_3D: {
Matrix3DTransformOperation* transform = static_cast<Matrix3DTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations->appendMatrix(TransformSkMatrix44Conversions::convert(m));
break;
}
case TransformOperation::PERSPECTIVE: {
PerspectiveTransformOperation* transform = static_cast<PerspectiveTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendPerspective(floatValueForLength(transform->perspective(), 0));
break;
}
case TransformOperation::IDENTITY:
webTransformOperations->appendIdentity();
break;
case TransformOperation::NONE:
// Do nothing.
break;
} // switch
} // for each operation
return webTransformOperations.release();
}
void toWebTransformOperations(const TransformOperations& transformOperations, WebTransformOperations* webTransformOperations)
{
// We need to do a deep copy the transformOperations may contain ref pointers to TransformOperation objects.
for (size_t j = 0; j < transformOperations.size(); ++j) {
switch (transformOperations.operations()[j]->type()) {
case TransformOperation::ScaleX:
case TransformOperation::ScaleY:
case TransformOperation::ScaleZ:
case TransformOperation::Scale3D:
case TransformOperation::Scale: {
ScaleTransformOperation* transform = static_cast<ScaleTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendScale(transform->x(), transform->y(), transform->z());
break;
}
case TransformOperation::TranslateX:
case TransformOperation::TranslateY:
case TransformOperation::TranslateZ:
case TransformOperation::Translate3D:
case TransformOperation::Translate: {
TranslateTransformOperation* transform = static_cast<TranslateTransformOperation*>(transformOperations.operations()[j].get());
ASSERT(transform->x().isFixed() && transform->y().isFixed());
webTransformOperations->appendTranslate(transform->x().value(), transform->y().value(), transform->z());
break;
}
case TransformOperation::RotateX:
case TransformOperation::RotateY:
case TransformOperation::Rotate3D:
case TransformOperation::Rotate: {
RotateTransformOperation* transform = static_cast<RotateTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendRotate(transform->x(), transform->y(), transform->z(), transform->angle());
break;
}
case TransformOperation::SkewX:
case TransformOperation::SkewY:
case TransformOperation::Skew: {
SkewTransformOperation* transform = static_cast<SkewTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendSkew(transform->angleX(), transform->angleY());
break;
}
case TransformOperation::Matrix: {
MatrixTransformOperation* transform = static_cast<MatrixTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
break;
}
case TransformOperation::Matrix3D: {
Matrix3DTransformOperation* transform = static_cast<Matrix3DTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
break;
}
case TransformOperation::Perspective: {
PerspectiveTransformOperation* transform = static_cast<PerspectiveTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations->appendPerspective(transform->perspective());
break;
}
case TransformOperation::Interpolated: {
TransformationMatrix m;
transformOperations.operations()[j]->apply(m, FloatSize());
webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
break;
}
case TransformOperation::Identity:
webTransformOperations->appendIdentity();
break;
case TransformOperation::None:
// Do nothing.
break;
} // switch
} // for each operation
}
void ArgumentCoder<TransformOperations>::encode(ArgumentEncoder& encoder, const TransformOperations& transformOperations)
{
encoder << static_cast<uint32_t>(transformOperations.size());
for (const auto& operation : transformOperations.operations()) {
encoder.encodeEnum(operation->type());
switch (operation->type()) {
case TransformOperation::SCALE_X:
case TransformOperation::SCALE_Y:
case TransformOperation::SCALE:
case TransformOperation::SCALE_Z:
case TransformOperation::SCALE_3D: {
const auto& scaleOperation = downcast<ScaleTransformOperation>(*operation);
encoder << scaleOperation.x();
encoder << scaleOperation.y();
encoder << scaleOperation.z();
break;
}
case TransformOperation::TRANSLATE_X:
case TransformOperation::TRANSLATE_Y:
case TransformOperation::TRANSLATE:
case TransformOperation::TRANSLATE_Z:
case TransformOperation::TRANSLATE_3D: {
const auto& translateOperation = downcast<TranslateTransformOperation>(*operation);
ArgumentCoder<Length>::encode(encoder, translateOperation.x());
ArgumentCoder<Length>::encode(encoder, translateOperation.y());
ArgumentCoder<Length>::encode(encoder, translateOperation.z());
break;
}
case TransformOperation::ROTATE:
case TransformOperation::ROTATE_X:
case TransformOperation::ROTATE_Y:
case TransformOperation::ROTATE_3D: {
const auto& rotateOperation = downcast<RotateTransformOperation>(*operation);
encoder << rotateOperation.x();
encoder << rotateOperation.y();
encoder << rotateOperation.z();
encoder << rotateOperation.angle();
break;
}
case TransformOperation::SKEW_X:
case TransformOperation::SKEW_Y:
case TransformOperation::SKEW: {
const auto& skewOperation = downcast<SkewTransformOperation>(*operation);
encoder << skewOperation.angleX();
encoder << skewOperation.angleY();
break;
}
case TransformOperation::MATRIX:
ArgumentCoder<TransformationMatrix>::encode(encoder, downcast<MatrixTransformOperation>(*operation).matrix());
break;
case TransformOperation::MATRIX_3D:
ArgumentCoder<TransformationMatrix>::encode(encoder, downcast<Matrix3DTransformOperation>(*operation).matrix());
break;
case TransformOperation::PERSPECTIVE:
ArgumentCoder<Length>::encode(encoder, downcast<PerspectiveTransformOperation>(*operation).perspective());
break;
case TransformOperation::IDENTITY:
break;
case TransformOperation::NONE:
ASSERT_NOT_REACHED();
break;
}
}
}
WebTransformOperations toWebTransformOperations(const TransformOperations& transformOperations, const FloatSize& boxSize)
{
// We need to do a deep copy the transformOperations may contain ref pointers to TransformOperation objects.
WebTransformOperations webTransformOperations;
for (size_t j = 0; j < transformOperations.size(); ++j) {
TransformOperation::OperationType operationType = transformOperations.operations()[j]->getOperationType();
switch (operationType) {
case TransformOperation::SCALE_X:
case TransformOperation::SCALE_Y:
case TransformOperation::SCALE_Z:
case TransformOperation::SCALE_3D:
case TransformOperation::SCALE: {
ScaleTransformOperation* transform = static_cast<ScaleTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations.appendScale(transform->x(), transform->y(), transform->z());
break;
}
case TransformOperation::TRANSLATE_X:
case TransformOperation::TRANSLATE_Y:
case TransformOperation::TRANSLATE_Z:
case TransformOperation::TRANSLATE_3D:
case TransformOperation::TRANSLATE: {
TranslateTransformOperation* transform = static_cast<TranslateTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations.appendTranslate(floatValueForLength(transform->x(), boxSize.width()), floatValueForLength(transform->y(), boxSize.height()), floatValueForLength(transform->z(), 1));
break;
}
case TransformOperation::ROTATE_X:
case TransformOperation::ROTATE_Y:
case TransformOperation::ROTATE_3D:
case TransformOperation::ROTATE: {
RotateTransformOperation* transform = static_cast<RotateTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations.appendRotate(transform->x(), transform->y(), transform->z(), transform->angle());
break;
}
case TransformOperation::SKEW_X:
case TransformOperation::SKEW_Y:
case TransformOperation::SKEW: {
SkewTransformOperation* transform = static_cast<SkewTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations.appendSkew(transform->angleX(), transform->angleY());
break;
}
case TransformOperation::MATRIX: {
MatrixTransformOperation* transform = static_cast<MatrixTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations.appendMatrix(WebTransformationMatrix(m));
break;
}
case TransformOperation::MATRIX_3D: {
Matrix3DTransformOperation* transform = static_cast<Matrix3DTransformOperation*>(transformOperations.operations()[j].get());
TransformationMatrix m = transform->matrix();
webTransformOperations.appendMatrix(WebTransformationMatrix(m));
break;
}
case TransformOperation::PERSPECTIVE: {
PerspectiveTransformOperation* transform = static_cast<PerspectiveTransformOperation*>(transformOperations.operations()[j].get());
webTransformOperations.appendPerspective(floatValueForLength(transform->perspective(), 0));
break;
}
case TransformOperation::IDENTITY:
case TransformOperation::NONE:
// Do nothing.
break;
} // switch
} // for each operation
return webTransformOperations;
}