1 #include "lottieitem.h"
9 VDrawable::VDrawable():mFlag(DirtyState::All),
11 mFillRule(FillRule::Winding)
13 mStroke.dashArraySize = 0;
14 mStroke.cap = CapStyle::Round;
15 mStroke.join= JoinStyle::Round;
16 mStroke.meterLimit = 10;
17 mStroke.enable = false;
20 void VDrawable::preprocess()
22 if (mFlag & (DirtyState::Path)) {
24 VPath newPath = mPath;
25 if (mStroke.dashArraySize) {
26 VDasher dasher(mStroke.dashArray, mStroke.dashArraySize);
27 newPath = dasher.dashed(mPath);
29 FTOutline *outline = VRaster::toFTOutline(newPath);
30 mRle = VRaster::instance().generateStrokeInfo(outline, mStroke.cap, mStroke.join,
31 mStroke.width, mStroke.meterLimit);
32 VRaster::deleteFTOutline(outline);
34 FTOutline *outline = VRaster::toFTOutline(mPath);
35 mRle = VRaster::instance().generateFillInfo(outline, mFillRule);
36 VRaster::deleteFTOutline(outline);
38 mFlag &= ~DirtyFlag(DirtyState::Path);
42 void VDrawable::setStrokeInfo(CapStyle cap, JoinStyle join, float meterLimit, float strokeWidth)
44 mStroke.enable = true;
47 mStroke.meterLimit = meterLimit;
48 mStroke.width = strokeWidth;
49 mFlag |= DirtyState::Path;
51 void VDrawable::setDashInfo(float *array, int size)
53 mStroke.dashArray = array;
54 mStroke.dashArraySize = size;
55 mFlag |= DirtyState::Path;
58 void VDrawable::sync()
60 mCNode.mFlag = ChangeFlagNone;
61 if (mFlag & DirtyState::None) return;
63 if (mFlag & DirtyState::Path) {
64 const std::vector<VPath::Element> &elm = mPath.elements();
65 const std::vector<VPointF> &pts = mPath.points();
66 const float *ptPtr = reinterpret_cast<const float *>(pts.data());
67 const char *elmPtr = reinterpret_cast<const char *>(elm.data());
68 mCNode.mPath.elmPtr = elmPtr;
69 mCNode.mPath.elmCount = elm.size();
70 mCNode.mPath.ptPtr = ptPtr;
71 mCNode.mPath.ptCount = 2 * pts.size();
72 mCNode.mFlag |= ChangeFlagPath;
76 mCNode.mStroke.width = mStroke.width;
77 mCNode.mStroke.meterLimit = mStroke.meterLimit;
78 mCNode.mStroke.enable = 1;
81 case FillRule::EvenOdd:
82 mCNode.mFillRule = LOTNode::EvenOdd;
85 mCNode.mFillRule = LOTNode::Winding;
89 switch (mStroke.cap) {
91 mCNode.mStroke.cap = LOTNode::FlatCap;
93 case CapStyle::Square:
94 mCNode.mStroke.cap = LOTNode::SquareCap;
97 mCNode.mStroke.cap = LOTNode::RoundCap;
100 mCNode.mStroke.cap = LOTNode::FlatCap;
104 switch (mStroke.join) {
105 case JoinStyle::Miter:
106 mCNode.mStroke.join = LOTNode::MiterJoin;
108 case JoinStyle::Bevel:
109 mCNode.mStroke.join = LOTNode::BevelJoin;
111 case JoinStyle::Round:
112 mCNode.mStroke.join = LOTNode::RoundJoin;
115 mCNode.mStroke.join = LOTNode::MiterJoin;
119 mCNode.mStroke.dashArray = mStroke.dashArray;
120 mCNode.mStroke.dashArraySize = mStroke.dashArraySize;
123 mCNode.mStroke.enable = 0;
126 switch (mBrush.type()) {
127 case VBrush::Type::Solid:
128 mCNode.mType = LOTNode::BrushSolid;
129 mCNode.mColor.r = mBrush.mColor.r;
130 mCNode.mColor.g = mBrush.mColor.g;
131 mCNode.mColor.b = mBrush.mColor.b;
132 mCNode.mColor.a = mBrush.mColor.a;
134 case VBrush::Type::LinearGradient:
135 mCNode.mType = LOTNode::BrushGradient;
136 mCNode.mGradient.type = LOTNode::Gradient::Linear;
137 mCNode.mGradient.start.x = mBrush.mGradient->linear.x1;
138 mCNode.mGradient.start.y = mBrush.mGradient->linear.y1;
139 mCNode.mGradient.end.x = mBrush.mGradient->linear.x2;
140 mCNode.mGradient.end.y = mBrush.mGradient->linear.y2;
142 case VBrush::Type::RadialGradient:
143 mCNode.mType = LOTNode::BrushGradient;
144 mCNode.mGradient.type = LOTNode::Gradient::Radial;
145 mCNode.mGradient.center.x = mBrush.mGradient->radial.cx;
146 mCNode.mGradient.center.y = mBrush.mGradient->radial.cy;
147 mCNode.mGradient.focal.x = mBrush.mGradient->radial.fx;
148 mCNode.mGradient.focal.y = mBrush.mGradient->radial.fy;
149 mCNode.mGradient.cradius = mBrush.mGradient->radial.cradius;
150 mCNode.mGradient.fradius = mBrush.mGradient->radial.fradius;
157 /* Lottie Layer Rules
158 * 1. time stretch is pre calculated and applied to all the properties of the lottilayer model and all its children
159 * 2. The frame property could be reversed using,time-reverse layer property in AE. which means (start frame > endFrame)
163 LOTCompItem::LOTCompItem(LOTModel *model):mRootModel(model), mUpdateViewBox(false),mCurFrameNo(-1)
165 // 1. build layer item list
166 mCompData = model->mRoot.get();
167 for(auto i : mCompData->mChildren) {
168 LOTLayerData *layerData = dynamic_cast<LOTLayerData *>(i.get());
170 LOTLayerItem *layerItem = LOTCompItem::createLayerItem(layerData);
172 mLayers.push_back(layerItem);
173 mLayerMap[layerItem->id()] = layerItem;
178 //2. update parent layer
179 for(auto i : mLayers) {
180 int id = i->parentId();
182 auto search = mLayerMap.find(id);
183 if (search != mLayerMap.end()) {
184 LOTLayerItem *parentLayer = search->second;
185 i->setParentLayer(parentLayer);
189 //3. update static property of each layer
190 for(auto i : mLayers) {
191 i->updateStaticProperty();
194 mViewSize = mCompData->size();
197 LOTCompItem::~LOTCompItem()
199 for(auto i : mLayers) {
205 LOTCompItem::createLayerItem(LOTLayerData *layerData)
207 switch(layerData->mLayerType) {
208 case LayerType::Precomp: {
209 return new LOTCompLayerItem(layerData);
212 case LayerType::Solid: {
213 return new LOTSolidLayerItem(layerData);
216 case LayerType::Shape: {
217 return new LOTShapeLayerItem(layerData);
220 case LayerType::Null: {
221 return new LOTNullLayerItem(layerData);
230 void LOTCompItem::resize(const VSize &size)
232 if (mViewSize == size) return;
234 mUpdateViewBox = true;
237 VSize LOTCompItem::size() const
242 bool LOTCompItem::update(int frameNo)
247 // check if cached frame is same as requested frame.
248 if (!mUpdateViewBox && (mCurFrameNo == frameNo)) return false;
250 sx = mViewSize.width() / float(mCompData->size().width());
251 sy = mViewSize.height() / float(mCompData->size().height());
252 float scale = fmin(sx, sy);
253 m.scale(scale, scale);
255 // update the layer from back to front
256 for (auto i = mLayers.rbegin(); i != mLayers.rend(); ++i) {
257 LOTLayerItem *layer = *i;
258 layer->update(frameNo, m, 1.0);
261 mCurFrameNo = frameNo;
262 mUpdateViewBox = false;
266 void LOTCompItem::buildRenderList()
269 std::vector<VDrawable *> list;
270 for (auto i = mLayers.rbegin(); i != mLayers.rend(); ++i) {
271 LOTLayerItem *layer = *i;
272 layer->renderList(list);
277 mRenderList.push_back(&i->mCNode);
281 const std::vector<LOTNode *>& LOTCompItem::renderList() const
286 bool LOTCompItem::render(const LOTBuffer &buffer)
288 VBitmap bitmap((uchar *)buffer.buffer, buffer.width, buffer.height,
289 buffer.bytesPerLine, VBitmap::Format::ARGB32_Premultiplied, nullptr, nullptr);
291 VPainter painter(&bitmap);
293 for (auto i = mLayers.rbegin(); i != mLayers.rend(); ++i) {
294 LOTLayerItem *layer = *i;
295 layer->render(&painter, mask);
301 void LOTMaskItem::update(int frameNo, const VMatrix &parentMatrix,
302 float parentAlpha, const DirtyFlag &flag)
304 if (mData->mShape.isStatic()) {
305 if (mLocalPath.isEmpty()) {
306 mLocalPath = mData->mShape.value(frameNo).toPath();
309 mLocalPath = mData->mShape.value(frameNo).toPath();
311 float opacity = mData->opacity(frameNo);
312 opacity = opacity * parentAlpha;
314 VPath path = mLocalPath;
315 path.transform(parentMatrix);
317 FTOutline *outline = VRaster::toFTOutline(path);
318 mRle = VRaster::instance().generateFillInfo(outline);
319 VRaster::deleteFTOutline(outline);
321 mRle = mRle * (opacity * 255);
328 void LOTLayerItem::render(VPainter *painter, const VRle &inheritMask)
330 std::vector<VDrawable *> list;
332 VRle mask = inheritMask;
335 mask = maskRle(painter->clipBoundingRect());
337 mask = mask & inheritMask;
341 painter->setBrush(i->mBrush);
342 if (!mask.isEmpty()) {
343 VRle rle = i->mRle & mask;
344 painter->drawRle(VPoint(), rle);
346 painter->drawRle(VPoint(), i->mRle);
351 VRle LOTLayerItem::maskRle(const VRect &clipRect)
354 for (auto &i : mMasks) {
355 switch (i->maskMode()) {
356 case LOTMaskData::Mode::Add: {
360 case LOTMaskData::Mode::Substarct: {
361 if (rle.isEmpty() && !clipRect.isEmpty())
362 rle = VRle::toRle(clipRect);
366 case LOTMaskData::Mode::Intersect: {
377 LOTLayerItem::LOTLayerItem(LOTLayerData *layerData):mLayerData(layerData),
378 mParentLayer(nullptr),
379 mPrecompLayer(nullptr),
381 mDirtyFlag(DirtyFlagBit::All)
383 if (mLayerData->mHasMask) {
384 for (auto i : mLayerData->mMasks) {
385 mMasks.push_back(std::unique_ptr<LOTMaskItem>(new LOTMaskItem(i.get())));
390 void LOTLayerItem::updateStaticProperty()
393 mParentLayer->updateStaticProperty();
395 mStatic = mLayerData->isStatic();
396 mStatic = mParentLayer ? (mStatic & mParentLayer->isStatic()) : mStatic;
397 mStatic = mPrecompLayer ? (mStatic & mPrecompLayer->isStatic()) : mStatic;
400 void LOTLayerItem::update(int frameNo, const VMatrix &parentMatrix, float parentAlpha)
403 // 1. check if the layer is part of the current frame
404 if (!visible()) return;
406 // 2. calculate the parent matrix and alpha
407 VMatrix m = matrix(frameNo) * parentMatrix;
408 float alpha = parentAlpha * opacity(frameNo);
412 for (auto &i : mMasks)
413 i->update(frameNo, m, alpha, mDirtyFlag);
416 // 3. update the dirty flag based on the change
417 if (!mCombinedMatrix.fuzzyCompare(m)) {
418 mDirtyFlag |= DirtyFlagBit::Matrix;
420 if (!vCompare(mCombinedAlpha, alpha)) {
421 mDirtyFlag |= DirtyFlagBit::Alpha;
424 mCombinedAlpha = alpha;
426 // 4. if no parent property change and layer is static then nothing to do.
427 if ((flag() & DirtyFlagBit::None) && isStatic())
430 //5. update the content of the layer
433 //6. reset the dirty flag
434 mDirtyFlag = DirtyFlagBit::None;
438 LOTLayerItem::opacity(int frameNo) const
440 return mLayerData->mTransform->opacity(frameNo);
444 LOTLayerItem::matrix(int frameNo) const
447 return mLayerData->mTransform->matrix(frameNo) * mParentLayer->matrix(frameNo);
449 return mLayerData->mTransform->matrix(frameNo);
452 bool LOTLayerItem::visible() const
454 if (frameNo() >= mLayerData->inFrame() && frameNo() < mLayerData->outFrame())
462 LOTCompLayerItem::LOTCompLayerItem(LOTLayerData *layerModel):LOTLayerItem(layerModel)
464 for(auto i : mLayerData->mChildren) {
465 LOTLayerData *layerModel = dynamic_cast<LOTLayerData *>(i.get());
467 LOTLayerItem *layerItem = LOTCompItem::createLayerItem(layerModel);
469 mLayers.push_back(layerItem);
470 mLayerMap[layerItem->id()] = layerItem;
475 //2. update parent layer
476 for(auto i : mLayers) {
477 int id = i->parentId();
479 auto search = mLayerMap.find(id);
480 if (search != mLayerMap.end()) {
481 LOTLayerItem *parentLayer = search->second;
482 i->setParentLayer(parentLayer);
485 i->setPrecompLayer(this);
489 void LOTCompLayerItem::updateStaticProperty()
491 LOTLayerItem::updateStaticProperty();
493 for(auto i : mLayers) {
494 i->updateStaticProperty();
498 void LOTCompLayerItem::render(VPainter *painter, const VRle &inheritMask)
500 VRle mask = inheritMask;
504 mask = maskRle(painter->clipBoundingRect());
506 mask = mask & inheritMask;
509 for(auto i : mLayers) {
510 i->render(painter, mask);
514 LOTCompLayerItem::~LOTCompLayerItem()
516 for(auto i : mLayers) {
521 void LOTCompLayerItem::updateContent()
523 // update the layer from back to front
524 for (auto i = mLayers.rbegin(); i != mLayers.rend(); ++i) {
525 LOTLayerItem *layer = *i;
526 layer->update(frameNo(), combinedMatrix(), combinedAlpha());
530 void LOTCompLayerItem::renderList(std::vector<VDrawable *> &list)
532 if (!visible()) return;
534 // update the layer from back to front
535 for (auto i = mLayers.rbegin(); i != mLayers.rend(); ++i) {
536 LOTLayerItem *layer = *i;
537 layer->renderList(list);
541 LOTSolidLayerItem::LOTSolidLayerItem(LOTLayerData *layerData):LOTLayerItem(layerData)
546 void LOTSolidLayerItem::updateContent()
549 mRenderNode = std::unique_ptr<VDrawable>(new VDrawable());
550 mRenderNode->mType = VDrawable::Type::Fill;
551 mRenderNode->mFlag |= VDrawable::DirtyState::All;
554 if (flag() & DirtyFlagBit::Matrix) {
556 path.addRect(VRectF(0, 0, mLayerData->solidWidth(), mLayerData->solidHeight()));
557 path.transform(combinedMatrix());
558 mRenderNode->mFlag |= VDrawable::DirtyState::Path;
559 mRenderNode->mPath = path;
561 if (flag() & DirtyFlagBit::Alpha) {
562 LottieColor color = mLayerData->solidColor();
563 VBrush brush(color.toColor(combinedAlpha()));
564 mRenderNode->setBrush(brush);
565 mRenderNode->mFlag |= VDrawable::DirtyState::Brush;
569 void LOTSolidLayerItem::renderList(std::vector<VDrawable *> &list)
571 if (!visible()) return;
573 list.push_back(mRenderNode.get());
576 LOTNullLayerItem::LOTNullLayerItem(LOTLayerData *layerData):LOTLayerItem(layerData)
580 void LOTNullLayerItem::updateContent()
586 LOTShapeLayerItem::LOTShapeLayerItem(LOTLayerData *layerData):LOTLayerItem(layerData)
588 mRoot = new LOTContentGroupItem(nullptr);
589 mRoot->addChildren(layerData);
590 mRoot->processPaintOperation();
593 LOTShapeLayerItem::~LOTShapeLayerItem()
598 LOTContentItem * LOTShapeLayerItem::createContentItem(LOTData *contentData)
600 switch(contentData->type()) {
601 case LOTData::Type::ShapeGroup: {
602 return new LOTContentGroupItem(static_cast<LOTShapeGroupData *>(contentData));
605 case LOTData::Type::Rect: {
606 return new LOTRectItem(static_cast<LOTRectData *>(contentData));
609 case LOTData::Type::Ellipse: {
610 return new LOTEllipseItem(static_cast<LOTEllipseData *>(contentData));
613 case LOTData::Type::Shape: {
614 return new LOTShapeItem(static_cast<LOTShapeData *>(contentData));
617 case LOTData::Type::Polystar: {
618 return new LOTPolystarItem(static_cast<LOTPolystarData *>(contentData));
621 case LOTData::Type::Fill: {
622 return new LOTFillItem(static_cast<LOTFillData *>(contentData));
625 case LOTData::Type::GFill: {
626 return new LOTGFillItem(static_cast<LOTGFillData *>(contentData));
629 case LOTData::Type::Stroke: {
630 return new LOTStrokeItem(static_cast<LOTStrokeData *>(contentData));
633 case LOTData::Type::GStroke: {
634 return new LOTGStrokeItem(static_cast<LOTGStrokeData *>(contentData));
637 case LOTData::Type::Repeater: {
638 return new LOTRepeaterItem(static_cast<LOTRepeaterData *>(contentData));
647 void LOTShapeLayerItem::updateContent()
649 mRoot->update(frameNo(), combinedMatrix(), combinedAlpha(), flag());
652 void LOTShapeLayerItem::renderList(std::vector<VDrawable *> &list)
654 if (!visible()) return;
655 mRoot->renderList(list);
658 LOTContentGroupItem::LOTContentGroupItem(LOTShapeGroupData *data):mData(data)
663 void LOTContentGroupItem::addChildren(LOTGroupData *data)
667 for(auto i : data->mChildren) {
668 LOTData *data = i.get();
669 LOTContentItem *content = LOTShapeLayerItem::createContentItem(data);
671 mContents.push_back(content);
675 LOTContentGroupItem::~LOTContentGroupItem()
677 for(auto i : mContents) {
683 void LOTContentGroupItem::update(int frameNo, const VMatrix &parentMatrix, float parentAlpha, const DirtyFlag &flag)
685 VMatrix m = parentMatrix;
686 float alpha = parentAlpha;
687 DirtyFlag newFlag = flag;
690 // update the matrix and the flag
691 if ((flag & DirtyFlagBit::Matrix) || !mData->mTransform->staticMatrix() ) {
692 newFlag |= DirtyFlagBit::Matrix;
694 m = mData->mTransform->matrix(frameNo) * parentMatrix;
695 alpha *= mData->mTransform->opacity(frameNo);
697 if (!vCompare(alpha, parentAlpha)) {
698 newFlag |= DirtyFlagBit::Alpha;
702 for (auto i = mContents.rbegin(); i != mContents.rend(); ++i) {
703 (*i)->update(frameNo, m, alpha, newFlag);
707 void LOTContentGroupItem::renderList(std::vector<VDrawable *> &list)
709 for (auto i = mContents.rbegin(); i != mContents.rend(); ++i) {
710 (*i)->renderList(list);
714 void LOTContentGroupItem::processPaintOperation()
716 std::vector<LOTPaintDataItem *> list;
717 paintOperationHelper(list);
720 void LOTContentGroupItem::paintOperationHelper(std::vector<LOTPaintDataItem *> &list)
722 int curOpCount = list.size();
723 for (auto i = mContents.rbegin(); i != mContents.rend(); ++i) {
725 if (auto pathNode = dynamic_cast<LOTPathDataItem *>(child)) {
726 // the node is a path data node add the paint operation list to it.
727 pathNode->addPaintOperation(list, curOpCount);
728 } else if (auto paintNode = dynamic_cast<LOTPaintDataItem *>(child)) {
729 // add it to the paint operation list
730 list.push_back(paintNode);
731 } else if (auto groupNode = dynamic_cast<LOTContentGroupItem *>(child)) {
732 // update the groups node with current list
733 groupNode->paintOperationHelper(list);
736 list.erase(list.begin() + curOpCount, list.end());
739 void LOTPathDataItem::addPaintOperation(std::vector<LOTPaintDataItem *> &list, int externalCount)
741 for(auto paintItem : list) {
742 bool sameGroup = (externalCount-- > 0) ? false : true;
743 mNodeList.push_back(std::unique_ptr<VDrawable>(new VDrawable()));
744 mRenderList.push_back(LOTRenderNode(this, paintItem, mNodeList.back().get(), sameGroup));
749 void LOTPathDataItem::update(int frameNo, const VMatrix &parentMatrix, float parentAlpha, const DirtyFlag &flag)
751 mPathChanged = false;
752 mCombinedAlpha = parentAlpha;
754 // 1. update the local path if needed
755 if (!(mInit && mStaticPath)) {
756 mLocalPath = getPath(frameNo);
761 // 2. apply path operation if needed
764 // 3. compute the final path with parentMatrix
765 if ((flag & DirtyFlagBit::Matrix) || mPathChanged) {
766 mFinalPath = mLocalPath;
767 mFinalPath.transform(parentMatrix);
771 // 2. update the rendernode list
772 for (const auto &i : mRenderList) {
773 i.drawable->mFlag = VDrawable::DirtyState::None;
774 i.paintNodeRef->updateRenderNode(i.pathNodeRef, i.drawable, i.sameGroup);
776 i.drawable->mPath = mFinalPath;
777 i.drawable->mFlag |= VDrawable::DirtyState::Path;
782 void LOTPathDataItem::renderList(std::vector<VDrawable *> &list)
784 for (const auto &i : mRenderList) {
785 list.push_back(i.drawable);
789 VPath LOTPathDataItem::path() const
795 LOTRectItem::LOTRectItem(LOTRectData *data):LOTPathDataItem(data->isStatic()),mData(data)
799 VPath LOTRectItem::getPath(int frameNo)
801 VPointF pos = mData->mPos.value(frameNo);
802 VPointF size = mData->mSize.value(frameNo);
803 float radius = mData->mRound.value(frameNo);
804 VRectF r(pos.x() - size.x()/2, pos.y() - size.y()/2, size.x(), size.y());
807 path.addRoundRect(r, radius, radius, mData->direction());
812 LOTEllipseItem::LOTEllipseItem(LOTEllipseData *data):LOTPathDataItem(data->isStatic()),mData(data)
817 VPath LOTEllipseItem::getPath(int frameNo)
819 VPointF pos = mData->mPos.value(frameNo);
820 VPointF size = mData->mSize.value(frameNo);
821 VRectF r(pos.x() - size.x()/2, pos.y() - size.y()/2, size.x(), size.y());
824 path.addOval(r, mData->direction());
829 LOTShapeItem::LOTShapeItem(LOTShapeData *data):LOTPathDataItem(data->isStatic()),mData(data)
834 VPath LOTShapeItem::getPath(int frameNo)
836 LottieShapeData shapeData = mData->mShape.value(frameNo);
838 if (shapeData.mPoints.empty())
843 int size = shapeData.mPoints.size();
844 const VPointF *points = shapeData.mPoints.data();
845 path.moveTo(points[0]);
846 for (int i = 1 ; i < size; i+=3) {
847 path.cubicTo(points[i], points[i+1], points[i+2]);
849 if (shapeData.mClosed)
856 LOTPolystarItem::LOTPolystarItem(LOTPolystarData *data):LOTPathDataItem(data->isStatic()),mData(data)
861 VPath LOTPolystarItem::getPath(int frameNo)
863 VPointF pos = mData->mPos.value(frameNo);
864 float points = mData->mPointCount.value(frameNo);
865 float innerRadius = mData->mInnerRadius.value(frameNo);
866 float outerRadius = mData->mOuterRadius.value(frameNo);
867 float innerRoundness = mData->mInnerRoundness.value(frameNo);
868 float outerRoundness = mData->mOuterRoundness.value(frameNo);
869 float rotation = mData->mRotation.value(frameNo);
874 if (mData->mType == LOTPolystarData::PolyType::Star) {
875 path.addPolystarStar(0.0, 0.0, 0.0, points,
876 innerRadius, outerRadius,
877 innerRoundness, outerRoundness,
880 path.addPolystarPolygon(0.0, 0.0, 0.0, points,
881 outerRadius, outerRoundness,
885 m.translate(pos.x(), pos.y()).rotate(rotation);
895 * PaintData Node handling
899 void LOTPaintDataItem::update(int frameNo, const VMatrix &parentMatrix, float parentAlpha, const DirtyFlag &flag)
901 mContentChanged = false;
902 mParentAlpha = parentAlpha;
903 mParentMatrix = parentMatrix;
906 // 1. update the local content if needed
907 // if (!(mInit && mStaticContent)) {
909 updateContent(frameNo);
910 mContentChanged = true;
915 LOTFillItem::LOTFillItem(LOTFillData *data):LOTPaintDataItem(data->isStatic()),mData(data)
919 void LOTFillItem::updateContent(int frameNo)
921 LottieColor c = mData->mColor.value(frameNo);
922 float opacity = mData->opacity(frameNo);
923 mColor = c.toColor(opacity);
924 mFillRule = mData->fillRule();
927 void LOTFillItem::updateRenderNode(LOTPathDataItem *pathNode, VDrawable *drawable, bool sameParent)
929 VColor color = mColor;
931 color.setAlpha(color.a * pathNode->combinedAlpha());
933 color.setAlpha(color.a * parentAlpha() * pathNode->combinedAlpha());
935 drawable->setBrush(brush);
936 drawable->setFillRule(mFillRule);
940 LOTGFillItem::LOTGFillItem(LOTGFillData *data):LOTPaintDataItem(data->isStatic()),mData(data)
944 void LOTGFillItem::updateContent(int frameNo)
946 mData->update(mGradient, frameNo);
947 mGradient->mMatrix = mParentMatrix;
948 mFillRule = mData->fillRule();
951 void LOTGFillItem::updateRenderNode(LOTPathDataItem *pathNode, VDrawable *drawable, bool sameParent)
953 drawable->setBrush(VBrush(mGradient.get()));
954 drawable->setFillRule(mFillRule);
957 LOTStrokeItem::LOTStrokeItem(LOTStrokeData *data):LOTPaintDataItem(data->isStatic()),mData(data)
962 void LOTStrokeItem::updateContent(int frameNo)
964 LottieColor c = mData->mColor.value(frameNo);
965 float opacity = mData->opacity(frameNo);
966 mColor = c.toColor(opacity);
967 mCap = mData->capStyle();
968 mJoin = mData->joinStyle();
969 mMiterLimit = mData->meterLimit();
970 mWidth = mData->width(frameNo);
971 if (mData->hasDashInfo()) {
972 mDashArraySize = mData->getDashInfo(frameNo, mDashArray);
976 static float getScale(const VMatrix &matrix)
978 constexpr float SQRT_2 = 1.41421;
980 VPointF p2(SQRT_2,SQRT_2);
983 VPointF final = p2 - p1;
985 return std::sqrt( final.x() * final.x() + final.y() * final.y());
988 void LOTStrokeItem::updateRenderNode(LOTPathDataItem *pathNode, VDrawable *drawable, bool sameParent)
990 VColor color = mColor;
992 color.setAlpha(color.a * pathNode->combinedAlpha());
994 color.setAlpha(color.a * parentAlpha() * pathNode->combinedAlpha());
997 drawable->setBrush(brush);
999 drawable->setStrokeInfo(mCap, mJoin, mMiterLimit, mWidth * getScale(mParentMatrix));
1000 if (mDashArraySize) {
1001 drawable->setDashInfo(mDashArray, mDashArraySize);
1005 LOTGStrokeItem::LOTGStrokeItem(LOTGStrokeData *data):LOTPaintDataItem(data->isStatic()),mData(data)
1010 void LOTGStrokeItem::updateContent(int frameNo)
1012 mData->update(mGradient, frameNo);
1013 mGradient->mMatrix = mParentMatrix;
1014 mCap = mData->capStyle();
1015 mJoin = mData->joinStyle();
1016 mMiterLimit = mData->meterLimit();
1017 mWidth = mData->width(frameNo);
1018 if (mData->hasDashInfo()) {
1019 mDashArraySize = mData->getDashInfo(frameNo, mDashArray);
1023 void LOTGStrokeItem::updateRenderNode(LOTPathDataItem *pathNode, VDrawable *drawable, bool sameParent)
1025 drawable->setBrush(VBrush(mGradient.get()));
1026 drawable->setStrokeInfo(mCap, mJoin, mMiterLimit, mWidth * getScale(mParentMatrix));
1027 if (mDashArraySize) {
1028 drawable->setDashInfo(mDashArray, mDashArraySize);
1032 LOTTrimItem::LOTTrimItem(LOTTrimData *data):mData(data)
1037 LOTRepeaterItem::LOTRepeaterItem(LOTRepeaterData *data):mData(data)
1042 void LOTRepeaterItem::update(int frameNo, const VMatrix &parentMatrix, float parentAlpha, const DirtyFlag &flag)
1047 void LOTRepeaterItem::renderList(std::vector<VDrawable *> &list)