void SVGTextRunRenderingContext::drawSVGGlyphs(GraphicsContext* context, const SimpleFontData* fontData, const GlyphBuffer& glyphBuffer, int from, int numGlyphs, const FloatPoint& point) const
{
auto activePaintingResource = this->activePaintingResource();
if (!activePaintingResource) {
// TODO: We're only supporting simple filled HTML text so far.
RenderSVGResourceSolidColor* solidPaintingResource = RenderSVGResource::sharedSolidPaintingResource();
solidPaintingResource->setColor(context->fillColor());
activePaintingResource = solidPaintingResource;
}
auto& elementRenderer = renderer().isRenderElement() ? toRenderElement(renderer()) : *renderer().parent();
RenderStyle& style = elementRenderer.style();
ASSERT(activePaintingResource);
RenderSVGResourceMode resourceMode = context->textDrawingMode() == TextModeStroke ? ApplyToStrokeMode : ApplyToFillMode;
auto translator(createGlyphToPathTranslator(*fontData, glyphBuffer, from, numGlyphs, point));
while (translator->containsMorePaths()) {
Path glyphPath = translator->nextPath();
if (activePaintingResource->applyResource(elementRenderer, style, context, resourceMode)) {
float strokeThickness = context->strokeThickness();
if (renderer().isSVGInlineText())
context->setStrokeThickness(strokeThickness * toRenderSVGInlineText(renderer()).scalingFactor());
activePaintingResource->postApplyResource(elementRenderer, context, resourceMode, &glyphPath, 0);
context->setStrokeThickness(strokeThickness);
}
}
}
void SVGGlyphToPathTranslator::advance()
{
do {
if (m_glyph) {
float advance = m_glyphBuffer.advanceAt(m_index).width();
if (m_isVerticalText)
m_currentPoint.move(0, advance);
else
m_currentPoint.move(advance, 0);
}
++m_index;
if (m_index >= m_stoppingPoint || !m_glyphBuffer.fontDataAt(m_index)->isSVGFont())
break;
m_glyph = m_glyphBuffer.glyphAt(m_index);
if (!m_glyph)
continue;
m_svgGlyph = m_fontElement.svgGlyphForGlyph(m_glyph);
ASSERT(!m_svgGlyph.isPartOfLigature);
ASSERT(m_svgGlyph.tableEntry == m_glyph);
SVGGlyphElement::inheritUnspecifiedAttributes(m_svgGlyph, &m_svgFontData);
} while ((!m_glyph || m_svgGlyph.pathData.isEmpty()) && m_index < m_stoppingPoint);
if (containsMorePaths() && m_isVerticalText) {
m_glyphOrigin.setX(m_svgGlyph.verticalOriginX * m_scale);
m_glyphOrigin.setY(m_svgGlyph.verticalOriginY * m_scale);
}
}