nsresult
SVGTransformListParser::MatchScale()
{
GetNextToken();
float s[2];
PRUint32 count;
ENSURE_MATCHED(MatchNumberArguments(s, NS_ARRAY_LENGTH(s), &count));
switch (count) {
case 1:
s[1] = s[0];
// fall-through
case 2:
{
SVGTransform* transform = mTransforms.AppendElement();
NS_ENSURE_TRUE(transform, NS_ERROR_OUT_OF_MEMORY);
transform->SetScale(s[0], s[1]);
break;
}
default:
return NS_ERROR_FAILURE;
}
return NS_OK;
}
already_AddRefed<SVGTransform>
DOMSVGTransformList::ReplaceItem(SVGTransform& newItem,
uint32_t index, ErrorResult& error)
{
if (IsAnimValList()) {
error.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
if (index >= LengthNoFlush()) {
error.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return nullptr;
}
nsRefPtr<SVGTransform> domItem = &newItem;
if (newItem.HasOwner()) {
domItem = newItem.Clone(); // must do this before changing anything!
}
AutoChangeTransformListNotifier notifier(this);
if (mItems[index]) {
// Notify any existing DOM item of removal *before* modifying the lists so
// that the DOM item can copy the *old* value at its index:
mItems[index]->RemovingFromList();
}
InternalList()[index] = domItem->ToSVGTransform();
mItems[index] = domItem;
// This MUST come after the ToSVGPoint() call, otherwise that call
// would end up reading bad data from InternalList()!
domItem->InsertingIntoList(this, index, IsAnimValList());
return domItem.forget();
}
nsresult
SVGTransformListParser::MatchRotate()
{
GetNextToken();
float r[3];
PRUint32 count;
ENSURE_MATCHED(MatchNumberArguments(r, NS_ARRAY_LENGTH(r), &count));
switch (count) {
case 1:
r[1] = r[2] = 0.f;
// fall-through
case 3:
{
SVGTransform* transform = mTransforms.AppendElement();
NS_ENSURE_TRUE(transform, NS_ERROR_OUT_OF_MEMORY);
transform->SetRotate(r[0], r[1], r[2]);
break;
}
default:
return NS_ERROR_FAILURE;
}
return NS_OK;
}
nsresult
SVGTransformListParser::MatchTranslate()
{
GetNextToken();
float t[2];
uint32_t count;
ENSURE_MATCHED(MatchNumberArguments(t, ArrayLength(t), &count));
switch (count) {
case 1:
t[1] = 0.f;
// fall-through
case 2:
{
SVGTransform* transform = mTransforms.AppendElement();
NS_ENSURE_TRUE(transform, NS_ERROR_OUT_OF_MEMORY);
transform->SetTranslate(t[0], t[1]);
break;
}
default:
return NS_ERROR_FAILURE;
}
return NS_OK;
}
String SVGTransformList::valueAsString() const
{
// TODO: We may want to build a real transform string, instead of concatting to a matrix(...).
SVGTransform transform = concatenate();
if (transform.type() == SVGTransform::SVG_TRANSFORM_MATRIX) {
TransformationMatrix matrix = transform.matrix();
return String::format("matrix(%f %f %f %f %f %f)", matrix.a(), matrix.b(), matrix.c(), matrix.d(), matrix.e(), matrix.f());
}
return String();
}
already_AddRefed<SVGTransform>
DOMSVGTransformList::Initialize(SVGTransform& newItem, ErrorResult& error)
{
if (IsAnimValList()) {
error.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
// If newItem is already in a list we should insert a clone of newItem, and
// for consistency, this should happen even if *this* is the list that
// newItem is currently in. Note that in the case of newItem being in this
// list, the Clear() call before the InsertItemBefore() call would remove it
// from this list, and so the InsertItemBefore() call would not insert a
// clone of newItem, it would actually insert newItem. To prevent that from
// happening we have to do the clone here, if necessary.
nsRefPtr<SVGTransform> domItem = &newItem;
if (domItem->HasOwner()) {
domItem = newItem.Clone();
}
Clear(error);
MOZ_ASSERT(!error.Failed(), "How could this fail?");
return InsertItemBefore(*domItem, 0, error);
}
already_AddRefed<SVGTransform>
DOMSVGTransformList::InsertItemBefore(SVGTransform& newItem,
uint32_t index, ErrorResult& error)
{
if (IsAnimValList()) {
error.Throw(NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR);
return nullptr;
}
index = std::min(index, LengthNoFlush());
if (index >= SVGTransform::MaxListIndex()) {
error.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return nullptr;
}
nsRefPtr<SVGTransform> domItem = &newItem;
if (newItem.HasOwner()) {
domItem = newItem.Clone(); // must do this before changing anything!
}
// Ensure we have enough memory so we can avoid complex error handling below:
if (!mItems.SetCapacity(mItems.Length() + 1) ||
!InternalList().SetCapacity(InternalList().Length() + 1)) {
error.Throw(NS_ERROR_OUT_OF_MEMORY);
return nullptr;
}
nsAttrValue emptyOrOldValue = Element()->WillChangeTransformList();
// Now that we know we're inserting, keep animVal list in sync as necessary.
MaybeInsertNullInAnimValListAt(index);
InternalList().InsertItem(index, domItem->ToSVGTransform());
mItems.InsertElementAt(index, domItem.get());
// This MUST come after the insertion into InternalList(), or else under the
// insertion into InternalList() the values read from domItem would be bad
// data from InternalList() itself!:
domItem->InsertingIntoList(this, index, IsAnimValList());
UpdateListIndicesFromIndex(mItems, index + 1);
Element()->DidChangeTransformList(emptyOrOldValue);
if (mAList->IsAnimating()) {
Element()->AnimationNeedsResample();
}
return domItem.forget();
}
nsresult
SVGTransformListParser::MatchMatrix()
{
GetNextToken();
float m[6];
PRUint32 count;
ENSURE_MATCHED(MatchNumberArguments(m, NS_ARRAY_LENGTH(m), &count));
if (count != 6) {
return NS_ERROR_FAILURE;
}
SVGTransform* transform = mTransforms.AppendElement();
NS_ENSURE_TRUE(transform, NS_ERROR_OUT_OF_MEMORY);
transform->SetMatrix(gfxMatrix(m[0], m[1], m[2], m[3], m[4], m[5]));
return NS_OK;
}
nsresult
SVGTransformListParser::MatchSkewY()
{
GetNextToken();
float skew;
PRUint32 count;
ENSURE_MATCHED(MatchNumberArguments(&skew, 1, &count));
if (count != 1) {
return NS_ERROR_FAILURE;
}
SVGTransform* transform = mTransforms.AppendElement();
NS_ENSURE_TRUE(transform, NS_ERROR_OUT_OF_MEMORY);
transform->SetSkewY(skew);
return NS_OK;
}
bool SVGTransformable::parseTransformValue(SVGTransform::SVGTransformType type, const UChar*& ptr, const UChar* end, SVGTransform& transform)
{
if (type == SVGTransform::SVG_TRANSFORM_UNKNOWN)
return false;
int valueCount = 0;
float values[] = {0, 0, 0, 0, 0, 0};
if ((valueCount = parseTransformParamList(ptr, end, values, requiredValuesForType[type], optionalValuesForType[type])) < 0)
return false;
switch (type) {
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
ASSERT_NOT_REACHED();
break;
case SVGTransform::SVG_TRANSFORM_SKEWX:
transform.setSkewX(values[0]);
break;
case SVGTransform::SVG_TRANSFORM_SKEWY:
transform.setSkewY(values[0]);
break;
case SVGTransform::SVG_TRANSFORM_SCALE:
if (valueCount == 1) // Spec: if only one param given, assume uniform scaling
transform.setScale(values[0], values[0]);
else
transform.setScale(values[0], values[1]);
break;
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
if (valueCount == 1) // Spec: if only one param given, assume 2nd param to be 0
transform.setTranslate(values[0], 0);
else
transform.setTranslate(values[0], values[1]);
break;
case SVGTransform::SVG_TRANSFORM_ROTATE:
if (valueCount == 1)
transform.setRotate(values[0], 0, 0);
else
transform.setRotate(values[0], values[1], values[2]);
break;
case SVGTransform::SVG_TRANSFORM_MATRIX:
transform.setMatrix(AffineTransform(values[0], values[1], values[2], values[3], values[4], values[5]));
break;
}
return true;
}
SVGTransform SVGTransformDistance::addToSVGTransform(const SVGTransform& transform) const
{
ASSERT(m_type == transform.type() || transform == SVGTransform());
SVGTransform newTransform(transform);
switch (m_type) {
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
return SVGTransform();
case SVGTransform::SVG_TRANSFORM_MATRIX:
return SVGTransform(transform.matrix() * m_transform);
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
{
FloatPoint translation = transform.translate();
translation += FloatSize::narrowPrecision(m_transform.e(), m_transform.f());
newTransform.setTranslate(translation.x(), translation.y());
return newTransform;
}
case SVGTransform::SVG_TRANSFORM_SCALE:
{
FloatSize scale = transform.scale();
scale += FloatSize::narrowPrecision(m_transform.a(), m_transform.d());
newTransform.setScale(scale.width(), scale.height());
return newTransform;
}
case SVGTransform::SVG_TRANSFORM_ROTATE:
{
// FIXME: I'm not certain the translation is calculated correctly here
FloatPoint center = transform.rotationCenter();
newTransform.setRotate(transform.angle() + m_angle,
center.x() + m_cx,
center.y() + m_cy);
return newTransform;
}
case SVGTransform::SVG_TRANSFORM_SKEWX:
newTransform.setSkewX(transform.angle() + m_angle);
return newTransform;
case SVGTransform::SVG_TRANSFORM_SKEWY:
newTransform.setSkewY(transform.angle() + m_angle);
return newTransform;
}
ASSERT_NOT_REACHED();
return SVGTransform();
}
SVGTransform* SVGTransformDistance::addSVGTransforms(SVGTransform* first,
SVGTransform* second,
unsigned repeatCount) {
ASSERT(first->transformType() == second->transformType());
SVGTransform* transform = SVGTransform::create();
switch (first->transformType()) {
case kSvgTransformMatrix:
ASSERT_NOT_REACHED();
case kSvgTransformUnknown:
return transform;
case kSvgTransformRotate: {
transform->setRotate(first->angle() + second->angle() * repeatCount,
first->rotationCenter().x() +
second->rotationCenter().x() * repeatCount,
first->rotationCenter().y() +
second->rotationCenter().y() * repeatCount);
return transform;
}
case kSvgTransformTranslate: {
float dx = first->translate().x() + second->translate().x() * repeatCount;
float dy = first->translate().y() + second->translate().y() * repeatCount;
transform->setTranslate(dx, dy);
return transform;
}
case kSvgTransformScale: {
FloatSize scale = second->scale();
scale.scale(repeatCount);
scale += first->scale();
transform->setScale(scale.width(), scale.height());
return transform;
}
case kSvgTransformSkewx:
transform->setSkewX(first->angle() + second->angle() * repeatCount);
return transform;
case kSvgTransformSkewy:
transform->setSkewY(first->angle() + second->angle() * repeatCount);
return transform;
}
ASSERT_NOT_REACHED();
return transform;
}
SVGTransform* SVGTransformDistance::addToSVGTransform(
SVGTransform* transform) const {
DCHECK(m_transformType == transform->transformType() ||
m_transformType == kSvgTransformUnknown);
SVGTransform* newTransform = transform->clone();
switch (m_transformType) {
case kSvgTransformMatrix:
ASSERT_NOT_REACHED();
case kSvgTransformUnknown:
return SVGTransform::create();
case kSvgTransformTranslate: {
FloatPoint translation = transform->translate();
translation +=
FloatSize::narrowPrecision(m_transform.e(), m_transform.f());
newTransform->setTranslate(translation.x(), translation.y());
return newTransform;
}
case kSvgTransformScale: {
FloatSize scale = transform->scale();
scale += FloatSize::narrowPrecision(m_transform.a(), m_transform.d());
newTransform->setScale(scale.width(), scale.height());
return newTransform;
}
case kSvgTransformRotate: {
FloatPoint center = transform->rotationCenter();
newTransform->setRotate(transform->angle() + m_angle, center.x() + m_cx,
center.y() + m_cy);
return newTransform;
}
case kSvgTransformSkewx:
newTransform->setSkewX(transform->angle() + m_angle);
return newTransform;
case kSvgTransformSkewy:
newTransform->setSkewY(transform->angle() + m_angle);
return newTransform;
}
ASSERT_NOT_REACHED();
return newTransform;
}
SVGTransform *SVGSVGElement::createSVGTransformFromMatrix(SVGMatrix *matrix)
{
SVGTransform *obj = SVGSVGElement::createSVGTransform();
obj->setMatrix(matrix);
return obj;
}
bool SVGTransformable::parseTransformAttribute(SVGTransformList* list, const AtomicString& transform)
{
double x[] = {0, 0, 0, 0, 0, 0};
int nr = 0, required = 0, optional = 0;
const UChar* currTransform = transform.characters();
const UChar* end = currTransform + transform.length();
bool delimParsed = false;
while (currTransform < end) {
delimParsed = false;
unsigned short type = SVGTransform::SVG_TRANSFORM_UNKNOWN;
skipOptionalSpaces(currTransform, end);
if (currTransform >= end)
return false;
if (*currTransform == 's') {
if (skipString(currTransform, end, skewXDesc, sizeof(skewXDesc) / sizeof(UChar))) {
required = 1;
optional = 0;
type = SVGTransform::SVG_TRANSFORM_SKEWX;
} else if (skipString(currTransform, end, skewYDesc, sizeof(skewYDesc) / sizeof(UChar))) {
required = 1;
optional = 0;
type = SVGTransform::SVG_TRANSFORM_SKEWY;
} else if (skipString(currTransform, end, scaleDesc, sizeof(scaleDesc) / sizeof(UChar))) {
required = 1;
optional = 1;
type = SVGTransform::SVG_TRANSFORM_SCALE;
} else
return false;
} else if (skipString(currTransform, end, translateDesc, sizeof(translateDesc) / sizeof(UChar))) {
required = 1;
optional = 1;
type = SVGTransform::SVG_TRANSFORM_TRANSLATE;
} else if (skipString(currTransform, end, rotateDesc, sizeof(rotateDesc) / sizeof(UChar))) {
required = 1;
optional = 2;
type = SVGTransform::SVG_TRANSFORM_ROTATE;
} else if (skipString(currTransform, end, matrixDesc, sizeof(matrixDesc) / sizeof(UChar))) {
required = 6;
optional = 0;
type = SVGTransform::SVG_TRANSFORM_MATRIX;
} else
return false;
if ((nr = parseTransformParamList(currTransform, end, x, required, optional)) < 0)
return false;
SVGTransform t;
switch (type) {
case SVGTransform::SVG_TRANSFORM_SKEWX:
t.setSkewX(narrowPrecisionToFloat(x[0]));
break;
case SVGTransform::SVG_TRANSFORM_SKEWY:
t.setSkewY(narrowPrecisionToFloat(x[0]));
break;
case SVGTransform::SVG_TRANSFORM_SCALE:
if (nr == 1) // Spec: if only one param given, assume uniform scaling
t.setScale(narrowPrecisionToFloat(x[0]), narrowPrecisionToFloat(x[0]));
else
t.setScale(narrowPrecisionToFloat(x[0]), narrowPrecisionToFloat(x[1]));
break;
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
if (nr == 1) // Spec: if only one param given, assume 2nd param to be 0
t.setTranslate(narrowPrecisionToFloat(x[0]), 0);
else
t.setTranslate(narrowPrecisionToFloat(x[0]), narrowPrecisionToFloat(x[1]));
break;
case SVGTransform::SVG_TRANSFORM_ROTATE:
if (nr == 1)
t.setRotate(narrowPrecisionToFloat(x[0]), 0, 0);
else
t.setRotate(narrowPrecisionToFloat(x[0]), narrowPrecisionToFloat(x[1]), narrowPrecisionToFloat(x[2]));
break;
case SVGTransform::SVG_TRANSFORM_MATRIX:
t.setMatrix(AffineTransform(x[0], x[1], x[2], x[3], x[4], x[5]));
break;
}
ExceptionCode ec = 0;
list->appendItem(t, ec);
skipOptionalSpaces(currTransform, end);
if (currTransform < end && *currTransform == ',') {
delimParsed = true;
currTransform++;
}
skipOptionalSpaces(currTransform, end);
}
return !delimParsed;
}
float SVGAnimateTransformElement::calculateDistance(const String& fromString, const String& toString)
{
// FIXME: This is not correct in all cases. The spec demands that each component (translate x and y for example)
// is paced separately. To implement this we need to treat each component as individual animation everywhere.
SVGTransform from = parseTransformValue(fromString);
if (!from.isValid())
return -1.f;
SVGTransform to = parseTransformValue(toString);
if (!to.isValid() || from.type() != to.type())
return -1.f;
if (to.type() == SVGTransform::SVG_TRANSFORM_TRANSLATE) {
FloatSize diff = to.translate() - from.translate();
return sqrtf(diff.width() * diff.width() + diff.height() * diff.height());
}
if (to.type() == SVGTransform::SVG_TRANSFORM_ROTATE)
return fabsf(to.angle() - from.angle());
if (to.type() == SVGTransform::SVG_TRANSFORM_SCALE) {
FloatSize diff = to.scale() - from.scale();
return sqrtf(diff.width() * diff.width() + diff.height() * diff.height());
}
return -1.f;
}
SVGTransformDistance::SVGTransformDistance(const SVGTransform& fromSVGTransform, const SVGTransform& toSVGTransform)
: m_type(fromSVGTransform.type())
, m_angle(0)
, m_cx(0)
, m_cy(0)
{
ASSERT(m_type == toSVGTransform.type());
switch (m_type) {
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
return;
case SVGTransform::SVG_TRANSFORM_MATRIX:
// FIXME: need to be able to subtract to matrices
return;
case SVGTransform::SVG_TRANSFORM_ROTATE:
{
FloatSize centerDistance = toSVGTransform.rotationCenter() - fromSVGTransform.rotationCenter();
m_angle = toSVGTransform.angle() - fromSVGTransform.angle();
m_cx = centerDistance.width();
m_cy = centerDistance.height();
return;
}
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
{
FloatSize translationDistance = toSVGTransform.translate() - fromSVGTransform.translate();
m_transform.translate(translationDistance.width(), translationDistance.height());
return;
}
case SVGTransform::SVG_TRANSFORM_SCALE:
{
float scaleX = toSVGTransform.scale().width() - fromSVGTransform.scale().width();
float scaleY = toSVGTransform.scale().height() - fromSVGTransform.scale().height();
m_transform.scaleNonUniform(scaleX, scaleY);
return;
}
case SVGTransform::SVG_TRANSFORM_SKEWX:
case SVGTransform::SVG_TRANSFORM_SKEWY:
m_angle = toSVGTransform.angle() - fromSVGTransform.angle();
return;
}
}
void SVGTransformDistance::addSVGTransform(const SVGTransform& transform, bool absoluteValue)
{
// If this is the first add, set the type for this SVGTransformDistance
if (m_type == SVGTransform::SVG_TRANSFORM_UNKNOWN)
m_type = transform.type();
ASSERT(m_type == transform.type());
switch (m_type) {
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
return;
case SVGTransform::SVG_TRANSFORM_MATRIX:
m_transform *= transform.matrix(); // FIXME: what does 'distance' between two transforms mean? how should we respect 'absoluteValue' here?
return;
case SVGTransform::SVG_TRANSFORM_ROTATE:
m_angle += absoluteValue ? fabsf(transform.angle()) : transform.angle();
m_cx += absoluteValue ? fabsf(transform.rotationCenter().x()) : transform.rotationCenter().x();
m_cy += absoluteValue ? fabsf(transform.rotationCenter().y()) : transform.rotationCenter().y();
// fall through
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
{
float dx = absoluteValue ? fabsf(transform.translate().x()) : transform.translate().x();
float dy = absoluteValue ? fabsf(transform.translate().y()) : transform.translate().y();
m_transform.translate(dx, dy);
return;
}
case SVGTransform::SVG_TRANSFORM_SCALE:
{
float scaleX = absoluteValue ? fabsf(transform.scale().width()) : transform.scale().width();
float scaleY = absoluteValue ? fabsf(transform.scale().height()) : transform.scale().height();
m_transform.scaleNonUniform(scaleX, scaleY);
return;
}
case SVGTransform::SVG_TRANSFORM_SKEWX:
case SVGTransform::SVG_TRANSFORM_SKEWY:
m_angle += absoluteValue ? fabsf(transform.angle()) : transform.angle();
return;
}
ASSERT_NOT_REACHED();
return;
}
SVGTransform SVGTransformDistance::addSVGTransforms(const SVGTransform& first, const SVGTransform& second)
{
ASSERT(first.type() == second.type());
SVGTransform transform;
switch (first.type()) {
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
return SVGTransform();
case SVGTransform::SVG_TRANSFORM_ROTATE:
{
transform.setRotate(first.angle() + second.angle(), first.rotationCenter().x() + second.rotationCenter().x(),
first.rotationCenter().y() + second.rotationCenter().y());
return transform;
}
case SVGTransform::SVG_TRANSFORM_MATRIX:
transform.setMatrix(first.matrix() * second.matrix());
return transform;
case SVGTransform::SVG_TRANSFORM_TRANSLATE:
{
float dx = first.translate().x() + second.translate().x();
float dy = first.translate().y() + second.translate().y();
transform.setTranslate(dx, dy);
return transform;
}
case SVGTransform::SVG_TRANSFORM_SCALE:
{
FloatSize scale = first.scale() + second.scale();
transform.setScale(scale.width(), scale.height());
return transform;
}
case SVGTransform::SVG_TRANSFORM_SKEWX:
transform.setSkewX(first.angle() + second.angle());
return transform;
case SVGTransform::SVG_TRANSFORM_SKEWY:
transform.setSkewY(first.angle() + second.angle());
return transform;
}
ASSERT_NOT_REACHED();
return SVGTransform();
}
void SVGTransformList::ParseTransform(StringIn s)
{
if (s.IsEmpty()) return;
ASSERT(0);
#if 0
const WCHAR* p = s->c_str();
if (p == NULL) THROW(std::exception("null pointer"));
while (*p)
{
while (*p && std::isspace(*p)) p++; // Skip spaces
// Get type
const WCHAR* transformType = p;
int transformTypeLength = 0;
while (*p && std::isalpha(*p))
{
transformTypeLength++;
p++;
}
while (*p && std::isspace(*p)) p++; // Skip spaces
// Get string inside ( )
if (*p++ != L'(') break; // Error
const WCHAR* start = p;
while (*p && *p != L')')
{
p++;
}
System::StringW* param_string = new System::StringW(string_copy(start, p - start));
if (*p++ != L')') break; // Error
while (*p && std::isspace(*p)) p++; // Skip spaces
SVGTransform* transform = NULL;
#if WIN32
if (!_wcsnicmp(transformType, L"translate", transformTypeLength))
{
double x, y;
GetTranslateValues(param_string->c_str(), x, y);
transform = new SVGTransformMutable;
transform->SetTranslate(x, y);
}
else if (!_wcsnicmp(transformType, L"rotate", transformTypeLength))
{
double deg, cx, cy;
GetRotateValues(param_string->c_str(), deg, cx, cy);
transform = new SVGTransformMutable;
transform->SetRotate(deg, cx, cy);
}
else if (!_wcsnicmp(transformType, L"scale", transformTypeLength))
{
double sx, sy;
GetScaleValues(param_string->c_str(), sx, sy);
transform = new SVGTransformMutable;
transform->SetScale(sx, sy);
}
else if (!_wcsnicmp(transformType, L"skewX", transformTypeLength))
{
double deg;
GetSkewValues(param_string->c_str(), deg);
transform = new SVGTransformMutable;
transform->SetSkewX(deg);
}
else if (!_wcsnicmp(transformType, L"skewY", transformTypeLength))
{
double deg;
GetSkewValues(param_string->c_str(), deg);
transform = new SVGTransformMutable;
transform->SetSkewY(deg);
}
else if (!_wcsnicmp(transformType, L"matrix", transformTypeLength))
{
transform = new SVGTransformMutable;
transform->m_type = SVG_TRANSFORM_MATRIX;
GetMatrixValues(param_string->c_str(), transform->m_matrix);
}
#else
ASSERT(0);
#endif
if (transform != NULL)
{
transform->m_owner = this;
// transform->m_pListener = this;
m_p->m_items.Add(transform);
}
if (*p == ',') p++;
while (*p && std::isspace(*p)) p++; // Skip spaces
}
#endif
}
String SVGTransformList::StringFromTransformList() const
{
IO::StringWriter str;
unsigned int numberOfItems = m_p->m_items.GetSize();
for (size_t i = 0; i < numberOfItems; i++)
{
SVGTransform* transform = m_p->m_items[i];
SVGTransformType type = transform->get_type();
SVGMatrix* matrix = transform->get_matrix();
double a = matrix->get_a();
double b = matrix->get_b();
double c = matrix->get_c();
double d = matrix->get_d();
double e = matrix->get_e();
double f = matrix->get_f();
if (i > 0) str << " ";
switch (type)
{
case SVG_TRANSFORM_TRANSLATE:
{
str << "translate(" << e << "," << f << ")";
}
break;
case SVG_TRANSFORM_SCALE:
{
// swprintf(str2, OLESTR("scale(%g, %g)"), a, d);
// str += str2;
str << "scale(" << a << "," << d << ")";
}
break;
case SVG_TRANSFORM_ROTATE:
{
double angle = transform->get_angle();
// swprintf(str2, OLESTR("rotate(%g, %g, %g)"), angle, e, f);
// str += str2;
str << "rotate(" << angle << "," << e << "," << f << ")";
}
break;
case SVG_TRANSFORM_SKEWX:
{
double angle = transform->get_angle();
// swprintf(str2, OLESTR("skewX(%g)"), angle);
// str += str2;
str << "skewX(" << angle << ")";
}
break;
case SVG_TRANSFORM_SKEWY:
{
double angle = transform->get_angle();
// swprintf(str2, OLESTR("skewY(%g)"), angle);
// str += str2;
str << "skewY(" << angle << ")";
}
break;
case SVG_TRANSFORM_MATRIX:
{
// swprintf(str2, OLESTR("matrix(%g %g %g %g %g %g)"), a, b, c, d, e, f);
// str += str2;
str << "matrix(" << a << "," << b << "," << c << "," << d << "," << e << "," << f << ")";
}
break;
default:
ASSERT(0);
}
}
return str.str();
}
SVGTransformDistance::SVGTransformDistance(const SVGTransform& fromSVGTransform, const SVGTransform& toSVGTransform)
: m_type(fromSVGTransform.type())
, m_angle(0)
, m_cx(0)
, m_cy(0)
{
ASSERT(m_type == toSVGTransform.type());
switch (m_type) {
case SVGTransform::SVG_TRANSFORM_MATRIX:
ASSERT_NOT_REACHED();
case SVGTransform::SVG_TRANSFORM_UNKNOWN:
break;
case SVGTransform::SVG_TRANSFORM_ROTATE: {
FloatSize centerDistance = toSVGTransform.rotationCenter() - fromSVGTransform.rotationCenter();
m_angle = toSVGTransform.angle() - fromSVGTransform.angle();
m_cx = centerDistance.width();
m_cy = centerDistance.height();
break;
}
case SVGTransform::SVG_TRANSFORM_TRANSLATE: {
FloatSize translationDistance = toSVGTransform.translate() - fromSVGTransform.translate();
m_transform.translate(translationDistance.width(), translationDistance.height());
break;
}
case SVGTransform::SVG_TRANSFORM_SCALE: {
float scaleX = toSVGTransform.scale().width() - fromSVGTransform.scale().width();
float scaleY = toSVGTransform.scale().height() - fromSVGTransform.scale().height();
m_transform.scaleNonUniform(scaleX, scaleY);
break;
}
case SVGTransform::SVG_TRANSFORM_SKEWX:
case SVGTransform::SVG_TRANSFORM_SKEWY:
m_angle = toSVGTransform.angle() - fromSVGTransform.angle();
break;
}
}
