void SVGInlineTextBox::paintDecorationWithStyle(GraphicsContext* context, ETextDecoration decoration, const SVGTextFragment& fragment, RenderObject* decorationRenderer)
{
ASSERT(!m_paintingResource);
ASSERT(m_paintingResourceMode != ApplyToDefaultMode);
RenderStyle* decorationStyle = decorationRenderer->style();
ASSERT(decorationStyle);
const Font& font = decorationStyle->font();
const FontMetrics& fontMetrics = font.fontMetrics();
// The initial y value refers to overline position.
float thickness = thicknessForDecoration(decoration, font);
if (fragment.width <= 0 && thickness <= 0)
return;
float y = fragment.y - fontMetrics.ascent() + positionOffsetForDecoration(decoration, fontMetrics, thickness);
Path path;
path.addRect(FloatRect(fragment.x, y, fragment.width, thickness));
context->save();
if (acquirePaintingResource(context, decorationRenderer, decorationStyle))
releasePaintingResource(context, &path);
context->restore();
}
void SVGInlineTextBox::paintDecorationWithStyle(GraphicsContext* context, ETextDecoration decoration, const SVGTextFragment& fragment, RenderObject* decorationRenderer)
{
ASSERT(!m_paintingResource);
ASSERT(m_paintingResourceMode != ApplyToDefaultMode);
RenderStyle* decorationStyle = decorationRenderer->style();
ASSERT(decorationStyle);
float scalingFactor = 1;
Font scaledFont;
RenderSVGInlineText::computeNewScaledFontForStyle(decorationRenderer, decorationStyle, scalingFactor, scaledFont);
ASSERT(scalingFactor);
// The initial y value refers to overline position.
float thickness = thicknessForDecoration(decoration, scaledFont);
if (fragment.width <= 0 && thickness <= 0)
return;
FloatPoint decorationOrigin(fragment.x, fragment.y);
float width = fragment.width;
const FontMetrics& scaledFontMetrics = scaledFont.fontMetrics();
GraphicsContextStateSaver stateSaver(*context);
if (scalingFactor != 1) {
width *= scalingFactor;
decorationOrigin.scale(scalingFactor, scalingFactor);
AffineTransform newTransform = context->getCTM();
newTransform.scale(1 / scalingFactor);
normalizeTransform(newTransform);
context->setCTM(newTransform);
}
decorationOrigin.move(0, -scaledFontMetrics.floatAscent() + positionOffsetForDecoration(decoration, scaledFontMetrics, thickness));
Path path;
path.addRect(FloatRect(decorationOrigin, FloatSize(width, thickness)));
if (acquirePaintingResource(context, scalingFactor, decorationRenderer, decorationStyle))
releasePaintingResource(context, &path);
}
void SVGInlineTextBox::paintDecorationWithStyle(GraphicsContext* context, TextDecoration decoration, const SVGTextFragment& fragment, RenderObject* decorationRenderer)
{
ASSERT(!m_paintingResource);
ASSERT(m_paintingResourceMode != ApplyToDefaultMode);
RenderStyle* decorationStyle = decorationRenderer->style();
ASSERT(decorationStyle);
float scalingFactor = 1;
Font scaledFont;
RenderSVGInlineText::computeNewScaledFontForStyle(decorationRenderer, decorationStyle, scalingFactor, scaledFont);
ASSERT(scalingFactor);
// The initial y value refers to overline position.
float thickness = thicknessForDecoration(decoration, scaledFont);
if (fragment.width <= 0 && thickness <= 0)
return;
FloatPoint decorationOrigin(fragment.x, fragment.y);
float width = fragment.width;
const FontMetrics& scaledFontMetrics = scaledFont.fontMetrics();
GraphicsContextStateSaver stateSaver(*context, false);
if (scalingFactor != 1) {
stateSaver.save();
width *= scalingFactor;
decorationOrigin.scale(scalingFactor, scalingFactor);
context->scale(FloatSize(1 / scalingFactor, 1 / scalingFactor));
}
decorationOrigin.move(0, -scaledFontMetrics.floatAscent() + positionOffsetForDecoration(decoration, scaledFontMetrics, thickness));
Path path;
path.addRect(FloatRect(decorationOrigin, FloatSize(width, thickness)));
// acquirePaintingResource also modifies state if the scalingFactor is non-identity.
// Above we have saved the state for this case.
if (acquirePaintingResource(context, scalingFactor, decorationRenderer, decorationStyle))
releasePaintingResource(context, &path);
}
void SVGInlineTextBoxPainter::paintDecoration(const PaintInfo& paintInfo, TextDecoration decoration, const SVGTextFragment& fragment)
{
if (m_svgInlineTextBox.layoutObject().style()->textDecorationsInEffect() == TextDecorationNone)
return;
if (fragment.width <= 0)
return;
// Find out which style defined the text-decoration, as its fill/stroke properties have to be used for drawing instead of ours.
LayoutObject* decorationLayoutObject = findLayoutObjectDefininingTextDecoration(m_svgInlineTextBox.parent());
const ComputedStyle& decorationStyle = decorationLayoutObject->styleRef();
if (decorationStyle.visibility() == HIDDEN)
return;
float scalingFactor = 1;
Font scaledFont;
LayoutSVGInlineText::computeNewScaledFontForStyle(decorationLayoutObject, &decorationStyle, scalingFactor, scaledFont);
ASSERT(scalingFactor);
float thickness = thicknessForDecoration(decoration, scaledFont);
if (thickness <= 0)
return;
float decorationOffset = baselineOffsetForDecoration(decoration, scaledFont.fontMetrics(), thickness);
FloatPoint decorationOrigin(fragment.x, fragment.y - decorationOffset / scalingFactor);
Path path;
path.addRect(FloatRect(decorationOrigin, FloatSize(fragment.width, thickness / scalingFactor)));
const SVGComputedStyle& svgDecorationStyle = decorationStyle.svgStyle();
for (int i = 0; i < 3; i++) {
switch (svgDecorationStyle.paintOrderType(i)) {
case PT_FILL:
if (svgDecorationStyle.hasFill()) {
SkPaint fillPaint;
if (!SVGPaintContext::paintForLayoutObject(paintInfo, decorationStyle, *decorationLayoutObject, ApplyToFillMode, fillPaint))
break;
fillPaint.setAntiAlias(true);
paintInfo.context->drawPath(path.skPath(), fillPaint);
}
break;
case PT_STROKE:
if (svgDecorationStyle.hasVisibleStroke()) {
SkPaint strokePaint;
if (!SVGPaintContext::paintForLayoutObject(paintInfo, decorationStyle, *decorationLayoutObject, ApplyToStrokeMode, strokePaint))
break;
strokePaint.setAntiAlias(true);
StrokeData strokeData;
SVGLayoutSupport::applyStrokeStyleToStrokeData(strokeData, decorationStyle, *decorationLayoutObject);
if (svgDecorationStyle.vectorEffect() == VE_NON_SCALING_STROKE)
strokeData.setThickness(strokeData.thickness() / scalingFactor);
strokeData.setupPaint(&strokePaint);
paintInfo.context->drawPath(path.skPath(), strokePaint);
}
break;
case PT_MARKERS:
break;
default:
ASSERT_NOT_REACHED();
}
}
}
