static inline void writeSVGInlineTextBoxes(TextStream& ts, const RenderText& text, int indent) { for (InlineTextBox* box = text.firstTextBox(); box; box = box->nextTextBox()) { if (!box->isSVGInlineTextBox()) continue; writeSVGInlineTextBox(ts, toSVGInlineTextBox(box), indent); } }
void SVGInlineTextBox::paintTextMatchMarker(GraphicsContext* context, const FloatPoint&, DocumentMarker* marker, RenderStyle* style, const Font& font) { // SVG is only interested in the TextMatch markers. if (marker->type() != DocumentMarker::TextMatch) return; RenderSVGInlineText* textRenderer = toRenderSVGInlineText(this->textRenderer()); ASSERT(textRenderer); FloatRect markerRect; AffineTransform fragmentTransform; for (InlineTextBox* box = textRenderer->firstTextBox(); box; box = box->nextTextBox()) { if (!box->isSVGInlineTextBox()) continue; SVGInlineTextBox* textBox = toSVGInlineTextBox(box); int markerStartPosition = max<int>(marker->startOffset() - textBox->start(), 0); int markerEndPosition = min<int>(marker->endOffset() - textBox->start(), textBox->len()); if (markerStartPosition >= markerEndPosition) continue; const Vector<SVGTextFragment>& fragments = textBox->textFragments(); unsigned textFragmentsSize = fragments.size(); for (unsigned i = 0; i < textFragmentsSize; ++i) { const SVGTextFragment& fragment = fragments.at(i); int fragmentStartPosition = markerStartPosition; int fragmentEndPosition = markerEndPosition; if (!textBox->mapStartEndPositionsIntoFragmentCoordinates(fragment, fragmentStartPosition, fragmentEndPosition)) continue; FloatRect fragmentRect = textBox->selectionRectForTextFragment(fragment, fragmentStartPosition, fragmentEndPosition, style); fragment.buildFragmentTransform(fragmentTransform); bool fragmentTransformIsIdentity = fragmentTransform.isIdentity(); // Draw the marker highlight. if (renderer()->frame()->editor().markedTextMatchesAreHighlighted()) { Color color = marker->activeMatch() ? RenderTheme::theme().platformActiveTextSearchHighlightColor() : RenderTheme::theme().platformInactiveTextSearchHighlightColor(); GraphicsContextStateSaver stateSaver(*context); if (!fragmentTransformIsIdentity) context->concatCTM(fragmentTransform); context->setFillColor(color); context->fillRect(fragmentRect, color); } if (!fragmentTransformIsIdentity) fragmentRect = fragmentTransform.mapRect(fragmentRect); markerRect.unite(fragmentRect); } } toRenderedDocumentMarker(marker)->setRenderedRect(textRenderer->localToAbsoluteQuad(markerRect).enclosingBoundingBox()); }
void SVGInlineFlowBox::computeTextMatchMarkerRectForRenderer(RenderSVGInlineText* textRenderer) { ASSERT(textRenderer); Node* node = textRenderer->node(); if (!node || !node->inDocument()) return; RenderStyle* style = textRenderer->style(); ASSERT(style); Document* document = textRenderer->document(); Vector<DocumentMarker> markers = document->markers()->markersForNode(textRenderer->node()); Vector<DocumentMarker>::iterator markerEnd = markers.end(); for (Vector<DocumentMarker>::iterator markerIt = markers.begin(); markerIt != markerEnd; ++markerIt) { const DocumentMarker& marker = *markerIt; // SVG is only interessted in the TextMatch marker, for now. if (marker.type != DocumentMarker::TextMatch) continue; FloatRect markerRect; for (InlineTextBox* box = textRenderer->firstTextBox(); box; box = box->nextTextBox()) { ASSERT(box->isSVGInlineTextBox()); SVGInlineTextBox* textBox = static_cast<SVGInlineTextBox*>(box); int markerStartPosition = max<int>(marker.startOffset - textBox->start(), 0); int markerEndPosition = min<int>(marker.endOffset - textBox->start(), textBox->len()); if (markerStartPosition >= markerEndPosition) continue; int fragmentStartPosition = 0; int fragmentEndPosition = 0; const Vector<SVGTextFragment>& fragments = textBox->textFragments(); unsigned textFragmentsSize = fragments.size(); for (unsigned i = 0; i < textFragmentsSize; ++i) { const SVGTextFragment& fragment = fragments.at(i); fragmentStartPosition = markerStartPosition; fragmentEndPosition = markerEndPosition; if (!textBox->mapStartEndPositionsIntoFragmentCoordinates(fragment, fragmentStartPosition, fragmentEndPosition)) continue; FloatRect fragmentRect = textBox->selectionRectForTextFragment(fragment, fragmentStartPosition, fragmentEndPosition, style); if (!fragment.transform.isIdentity()) fragmentRect = fragment.transform.mapRect(fragmentRect); markerRect.unite(fragmentRect); } } document->markers()->setRenderedRectForMarker(node, marker, textRenderer->localToAbsoluteQuad(markerRect).enclosingBoundingBox()); } }
PositionWithAffinity LayoutSVGInlineText::positionForPoint(const LayoutPoint& point) { if (!firstTextBox() || !textLength()) return createPositionWithAffinity(0, DOWNSTREAM); ASSERT(m_scalingFactor); float baseline = m_scaledFont.fontMetrics().floatAscent() / m_scalingFactor; LayoutBlock* containingBlock = this->containingBlock(); ASSERT(containingBlock); // Map local point to absolute point, as the character origins stored in the text fragments use absolute coordinates. FloatPoint absolutePoint(point); absolutePoint.moveBy(containingBlock->location()); float closestDistance = std::numeric_limits<float>::max(); float closestDistancePosition = 0; const SVGTextFragment* closestDistanceFragment = 0; SVGInlineTextBox* closestDistanceBox = 0; AffineTransform fragmentTransform; for (InlineTextBox* box = firstTextBox(); box; box = box->nextTextBox()) { if (!box->isSVGInlineTextBox()) continue; SVGInlineTextBox* textBox = toSVGInlineTextBox(box); Vector<SVGTextFragment>& fragments = textBox->textFragments(); unsigned textFragmentsSize = fragments.size(); for (unsigned i = 0; i < textFragmentsSize; ++i) { const SVGTextFragment& fragment = fragments.at(i); FloatRect fragmentRect(fragment.x, fragment.y - baseline, fragment.width, fragment.height); fragment.buildFragmentTransform(fragmentTransform); if (!fragmentTransform.isIdentity()) fragmentRect = fragmentTransform.mapRect(fragmentRect); float distance = 0; if (!fragmentRect.contains(absolutePoint)) distance = squaredDistanceToClosestPoint(fragmentRect, absolutePoint); if (distance <= closestDistance) { closestDistance = distance; closestDistanceBox = textBox; closestDistanceFragment = &fragment; closestDistancePosition = fragmentRect.x(); } } } if (!closestDistanceFragment) return createPositionWithAffinity(0, DOWNSTREAM); int offset = closestDistanceBox->offsetForPositionInFragment(*closestDistanceFragment, absolutePoint.x() - closestDistancePosition, true); return createPositionWithAffinity(offset + closestDistanceBox->start(), offset > 0 ? VP_UPSTREAM_IF_POSSIBLE : DOWNSTREAM); }
VisiblePosition RenderSVGInlineText::positionForPoint(const IntPoint& point) { if (!firstTextBox() || !textLength()) return createVisiblePosition(0, DOWNSTREAM); RenderStyle* style = this->style(); ASSERT(style); int baseline = style->font().ascent(); RenderBlock* containingBlock = this->containingBlock(); ASSERT(containingBlock); // Map local point to absolute point, as the character origins stored in the text fragments use absolute coordinates. FloatPoint absolutePoint(point); absolutePoint.move(containingBlock->x(), containingBlock->y()); float closestDistance = std::numeric_limits<float>::max(); float closestDistancePosition = 0; const SVGTextFragment* closestDistanceFragment = 0; SVGInlineTextBox* closestDistanceBox = 0; for (InlineTextBox* box = firstTextBox(); box; box = box->nextTextBox()) { ASSERT(box->isSVGInlineTextBox()); SVGInlineTextBox* textBox = static_cast<SVGInlineTextBox*>(box); Vector<SVGTextFragment>& fragments = textBox->textFragments(); unsigned textFragmentsSize = fragments.size(); for (unsigned i = 0; i < textFragmentsSize; ++i) { const SVGTextFragment& fragment = fragments.at(i); FloatRect fragmentRect(fragment.x, fragment.y - baseline, fragment.width, fragment.height); if (!fragment.transform.isIdentity()) fragmentRect = fragment.transform.mapRect(fragmentRect); float distance = powf(fragmentRect.x() - absolutePoint.x(), 2) + powf(fragmentRect.y() + fragmentRect.height() / 2 - absolutePoint.y(), 2); if (distance < closestDistance) { closestDistance = distance; closestDistanceBox = textBox; closestDistanceFragment = &fragment; closestDistancePosition = fragmentRect.x(); } } } if (!closestDistanceFragment) return createVisiblePosition(0, DOWNSTREAM); int offset = closestDistanceBox->offsetForPositionInFragment(*closestDistanceFragment, absolutePoint.x() - closestDistancePosition, true); return createVisiblePosition(offset + closestDistanceBox->start(), offset > 0 ? VP_UPSTREAM_IF_POSSIBLE : DOWNSTREAM); }
void SVGInlineTextBoxPainter::paintTextMatchMarker(GraphicsContext* context, const LayoutPoint&, DocumentMarker* marker, const ComputedStyle& style, const Font& font) { // SVG is only interested in the TextMatch markers. if (marker->type() != DocumentMarker::TextMatch) return; LayoutSVGInlineText& textLayoutObject = toLayoutSVGInlineText(m_svgInlineTextBox.layoutObject()); AffineTransform fragmentTransform; for (InlineTextBox* box = textLayoutObject.firstTextBox(); box; box = box->nextTextBox()) { if (!box->isSVGInlineTextBox()) continue; SVGInlineTextBox* textBox = toSVGInlineTextBox(box); int markerStartPosition = std::max<int>(marker->startOffset() - textBox->start(), 0); int markerEndPosition = std::min<int>(marker->endOffset() - textBox->start(), textBox->len()); if (markerStartPosition >= markerEndPosition) continue; const Vector<SVGTextFragment>& fragments = textBox->textFragments(); unsigned textFragmentsSize = fragments.size(); for (unsigned i = 0; i < textFragmentsSize; ++i) { const SVGTextFragment& fragment = fragments.at(i); int fragmentStartPosition = markerStartPosition; int fragmentEndPosition = markerEndPosition; if (!textBox->mapStartEndPositionsIntoFragmentCoordinates(fragment, fragmentStartPosition, fragmentEndPosition)) continue; FloatRect fragmentRect = textBox->selectionRectForTextFragment(fragment, fragmentStartPosition, fragmentEndPosition, style); fragment.buildFragmentTransform(fragmentTransform); // Draw the marker highlight. if (m_svgInlineTextBox.layoutObject().frame()->editor().markedTextMatchesAreHighlighted()) { Color color = marker->activeMatch() ? LayoutTheme::theme().platformActiveTextSearchHighlightColor() : LayoutTheme::theme().platformInactiveTextSearchHighlightColor(); GraphicsContextStateSaver stateSaver(*context); if (!fragmentTransform.isIdentity()) context->concatCTM(fragmentTransform); context->setFillColor(color); context->fillRect(fragmentRect, color); } } } }
PositionWithAffinity LayoutSVGInlineText::positionForPoint(const LayoutPoint& point) { if (!hasTextBoxes() || !textLength()) return createPositionWithAffinity(0); ASSERT(m_scalingFactor); float baseline = m_scaledFont.getFontMetrics().floatAscent() / m_scalingFactor; LayoutBlock* containingBlock = this->containingBlock(); ASSERT(containingBlock); // Map local point to absolute point, as the character origins stored in the text fragments use absolute coordinates. FloatPoint absolutePoint(point); absolutePoint.moveBy(containingBlock->location()); float closestDistance = std::numeric_limits<float>::max(); float closestDistancePosition = 0; const SVGTextFragment* closestDistanceFragment = nullptr; SVGInlineTextBox* closestDistanceBox = nullptr; for (InlineTextBox* box = firstTextBox(); box; box = box->nextTextBox()) { if (!box->isSVGInlineTextBox()) continue; SVGInlineTextBox* textBox = toSVGInlineTextBox(box); for (const SVGTextFragment& fragment : textBox->textFragments()) { FloatRect fragmentRect = fragment.boundingBox(baseline); float distance = 0; if (!fragmentRect.contains(absolutePoint)) distance = fragmentRect.squaredDistanceTo(absolutePoint); if (distance <= closestDistance) { closestDistance = distance; closestDistanceBox = textBox; closestDistanceFragment = &fragment; closestDistancePosition = fragmentRect.x(); } } } if (!closestDistanceFragment) return createPositionWithAffinity(0); int offset = closestDistanceBox->offsetForPositionInFragment(*closestDistanceFragment, LayoutUnit(absolutePoint.x() - closestDistancePosition), true); return createPositionWithAffinity(offset + closestDistanceBox->start(), offset > 0 ? VP_UPSTREAM_IF_POSSIBLE : TextAffinity::Downstream); }