void QSvgTinyDocument::draw(QPainter *p, const QRectF &bounds)
{
if (m_time.isNull()) {
m_time.start();
}
if (m_viewBox.isNull()) {
QMatrix matx = QMatrix();
m_viewBox = transformedBounds(matx);
}
p->save();
//sets default style on the painter
//### not the most optimal way
adjustWindowBounds(p, bounds, m_viewBox);
p->setPen(Qt::NoPen);
p->setBrush(Qt::black);
p->setRenderHint(QPainter::Antialiasing);
p->setRenderHint(QPainter::SmoothPixmapTransform);
QList<QSvgNode*>::iterator itr = m_renderers.begin();
applyStyle(p);
while (itr != m_renderers.end()) {
QSvgNode *node = *itr;
if (node->isVisible())
node->draw(p);
++itr;
}
revertStyle(p);
p->restore();
}
void LayerBase::setGeometry(
const sp<const DisplayDevice>& hw,
HWComposer::HWCLayerInterface& layer)
{
layer.setDefaultState();
// this gives us only the "orientation" component of the transform
const State& s(drawingState());
const uint32_t finalTransform = s.transform.getOrientation();
// we can only handle simple transformation
if (finalTransform & Transform::ROT_INVALID) {
layer.setTransform(0);
} else {
layer.setTransform(finalTransform);
}
if (!isOpaque()) {
layer.setBlending(mPremultipliedAlpha ?
HWC_BLENDING_PREMULT :
HWC_BLENDING_COVERAGE);
}
const Transform& tr = hw->getTransform();
Rect transformedBounds(computeBounds());
transformedBounds = tr.transform(transformedBounds);
// scaling is already applied in transformedBounds
layer.setFrame(transformedBounds);
layer.setCrop(transformedBounds.getBounds());
}
QRectF QSvgNode::transformedBounds() const
{
if (!m_cachedBounds.isEmpty())
return m_cachedBounds;
QImage dummy(1, 1, QImage::Format_RGB32);
QPainter p(&dummy);
QSvgExtraStates states;
QPen pen(Qt::NoBrush, 1, Qt::SolidLine, Qt::FlatCap, Qt::SvgMiterJoin);
pen.setMiterLimit(4);
p.setPen(pen);
QStack<QSvgNode*> parentApplyStack;
QSvgNode *parent = m_parent;
while (parent) {
parentApplyStack.push(parent);
parent = parent->parent();
}
for (int i = parentApplyStack.size() - 1; i >= 0; --i)
parentApplyStack[i]->applyStyle(&p, states);
p.setWorldTransform(QTransform());
m_cachedBounds = transformedBounds(&p, states);
return m_cachedBounds;
}
