void EllipsisBox::paint(RenderObject::PaintInfo& paintInfo, int tx, int ty)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = m_object->style(m_firstLine);
if (style->font() != context->font())
context->setFont(style->font());
Color textColor = style->color();
if (textColor != context->fillColor())
context->setFillColor(textColor);
bool setShadow = false;
if (style->textShadow()) {
context->setShadow(IntSize(style->textShadow()->x, style->textShadow()->y),
style->textShadow()->blur, style->textShadow()->color);
setShadow = true;
}
const String& str = m_str;
TextStyle textStyle(0, 0, 0, false, style->visuallyOrdered());
context->drawText(TextRun(str.impl()), IntPoint(m_x + tx, m_y + ty + m_baseline), textStyle);
if (setShadow)
context->clearShadow();
if (m_markupBox) {
// Paint the markup box
tx += m_x + m_width - m_markupBox->xPos();
ty += m_y + m_baseline - (m_markupBox->yPos() + m_markupBox->baseline());
m_markupBox->paint(paintInfo, tx, ty);
}
}
void InlineTextBox::paint(RenderObject::PaintInfo& i, int tx, int ty)
{
if (object()->isBR() || object()->style()->visibility() != VISIBLE ||
m_truncation == cFullTruncation || i.phase == PaintActionOutline)
return;
if (i.phase == PaintActionSelection && object()->selectionState() == RenderObject::SelectionNone)
// When only painting the selection, don't bother to paint if there is none.
return;
int xPos = tx + m_x;
int w = width();
if ((xPos >= i.r.x() + i.r.width()) || (xPos + w <= i.r.x()))
return;
// Set our font.
RenderStyle* styleToUse = object()->style(m_firstLine);
int d = styleToUse->textDecorationsInEffect();
if (styleToUse->font() != i.p->font())
i.p->setFont(styleToUse->font());
const Font *font = &styleToUse->htmlFont();
bool haveSelection = selectionState() != RenderObject::SelectionNone;
// Now calculate startPos and endPos, for painting selection.
// We paint selection while endPos > 0
int ePos = 0, sPos = 0;
if (haveSelection && !object()->canvas()->staticMode()) {
selectionStartEnd(sPos, ePos);
}
if (styleToUse->color() != i.p->pen().color())
i.p->setPen(styleToUse->color());
if (m_len > 0 && i.phase != PaintActionSelection) {
int endPoint = m_len;
if (m_truncation != cNoTruncation)
endPoint = m_truncation - m_start;
if (styleToUse->textShadow())
paintShadow(i.p, font, tx, ty, styleToUse->textShadow());
if (!haveSelection || sPos != 0 || ePos != m_len) {
font->drawText(i.p, m_x + tx, m_y + ty + m_baseline, renderText()->string()->s, renderText()->string()->l, m_start, endPoint,
m_toAdd, m_reversed ? QPainter::RTL : QPainter::LTR);
}
}
if (d != TDNONE && i.phase != PaintActionSelection && styleToUse->htmlHacks()) {
i.p->setPen(styleToUse->color());
paintDecoration(i.p, font, tx, ty, d);
}
if (haveSelection && i.phase == PaintActionSelection) {
//kdDebug(6040) << this << " paintSelection with startPos=" << sPos << " endPos=" << ePos << endl;
if ( sPos < ePos )
paintSelection(font, renderText(), i.p, styleToUse, tx, ty, sPos, ePos, d);
}
}
static float textWidth(const RenderText& text, unsigned from, unsigned length, float xPosition, const RenderStyle& style)
{
if (style.font().isFixedPitch() || (!from && length == text.textLength()))
return text.width(from, length, style.font(), xPosition, nullptr, nullptr);
// FIXME: Add templated UChar/LChar paths.
TextRun run = text.is8Bit() ? TextRun(text.characters8() + from, length) : TextRun(text.characters16() + from, length);
run.setCharactersLength(text.textLength() - from);
ASSERT(run.charactersLength() >= run.length());
run.setXPos(xPosition);
return style.font().width(run);
}
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();
}
int RenderBR::lineHeight(bool firstLine, bool /*isRootLineBox*/) const
{
if (firstTextBox() && !firstTextBox()->isText())
return 0;
if (firstLine) {
RenderStyle* s = style(firstLine);
Length lh = s->lineHeight();
if (lh.isNegative()) {
if (s == style()) {
if (m_lineHeight == -1)
m_lineHeight = RenderObject::lineHeight(false);
return m_lineHeight;
}
return s->font().lineSpacing();
}
if (lh.isPercent())
return lh.calcMinValue(s->fontSize());
return lh.value();
}
if (m_lineHeight == -1)
m_lineHeight = RenderObject::lineHeight(false);
return m_lineHeight;
}
IntRect EllipsisBox::selectionRect(int tx, int ty)
{
RenderStyle* style = m_renderer->style(m_firstLine);
const Font& f = style->font();
return enclosingIntRect(f.selectionRectForText(TextRun(m_str.characters(), m_str.length(), false, 0, 0, false, style->visuallyOrdered()),
IntPoint(m_x + tx, m_y + ty + root()->selectionTop()), root()->selectionHeight()));
}
IntRect EllipsisBox::selectionRect()
{
RenderStyle* style = m_renderer->style(isFirstLineStyle());
const Font& font = style->font();
// FIXME: Why is this always LTR? Fix by passing correct text run flags below.
return enclosingIntRect(font.selectionRectForText(RenderBlock::constructTextRun(renderer(), font, m_str, style, TextRun::AllowTrailingExpansion), IntPoint(x(), y() + root()->selectionTopAdjustedForPrecedingBlock()), root()->selectionHeightAdjustedForPrecedingBlock()));
}
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = renderer().style(isFirstLineStyle());
const Font& font = style->font();
FloatPoint boxOrigin = locationIncludingFlipping();
boxOrigin.moveBy(FloatPoint(paintOffset));
if (!isHorizontal())
boxOrigin.move(0, -virtualLogicalHeight());
FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
GraphicsContextStateSaver stateSaver(*context);
if (!isHorizontal())
context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clockwise));
FloatPoint textOrigin(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());
bool isPrinting = renderer().document().printing();
bool haveSelection = !isPrinting && paintInfo.phase != PaintPhaseTextClip && selectionState() != RenderObject::SelectionNone;
if (haveSelection)
paintSelection(context, boxOrigin, style, font);
else if (paintInfo.phase == PaintPhaseSelection)
return;
TextPainter::Style textStyle = TextPainter::textPaintingStyle(renderer(), style, paintInfo.forceBlackText(), isPrinting);
if (haveSelection)
textStyle = TextPainter::selectionPaintingStyle(renderer(), true, paintInfo.forceBlackText(), isPrinting, textStyle);
TextRun textRun = constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
TextPainter textPainter(context, font, textRun, textOrigin, boxRect, isHorizontal());
textPainter.paint(0, m_str.length(), m_str.length(), textStyle);
paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
TextRun SVGTextMetrics::constructTextRun(RenderSVGInlineText* text, unsigned position, unsigned length, TextDirection textDirection)
{
RenderStyle* style = text->style();
ASSERT(style);
TextRun run(static_cast<const LChar*>(0) // characters, will be set below if non-zero.
, 0 // length, will be set below if non-zero.
, 0 // xPos, only relevant with allowTabs=true
, 0 // padding, only relevant for justified text, not relevant for SVG
, TextRun::AllowTrailingExpansion
, textDirection
, isOverride(style->unicodeBidi()) /* directionalOverride */);
if (length) {
if (text->is8Bit())
run.setText(text->characters8() + position, length);
else
run.setText(text->characters16() + position, length);
}
if (textRunNeedsRenderingContext(style->font()))
run.setRenderingContext(SVGTextRunRenderingContext::create(text));
// We handle letter & word spacing ourselves.
run.disableSpacing();
// Propagate the maximum length of the characters buffer to the TextRun, even when we're only processing a substring.
run.setCharactersLength(text->textLength() - position);
ASSERT(run.charactersLength() >= run.length());
return run;
}
IntRect SVGInlineTextBox::calculateBoundaries() const
{
FloatRect textRect;
RenderText* textRenderer = this->textRenderer();
ASSERT(textRenderer);
RenderStyle* style = textRenderer->style();
ASSERT(style);
int baseline = baselinePosition(AlphabeticBaseline);
int heightDifference = baseline - style->font().ascent();
unsigned textFragmentsSize = m_textFragments.size();
for (unsigned i = 0; i < textFragmentsSize; ++i) {
const SVGTextFragment& fragment = m_textFragments.at(i);
FloatRect fragmentRect(fragment.x, fragment.y - baseline, fragment.width, fragment.height + heightDifference);
if (!fragment.transform.isIdentity())
fragmentRect = fragment.transform.mapRect(fragmentRect);
textRect.unite(fragmentRect);
}
return enclosingIntRect(textRect);
}
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = m_renderer->style(isFirstLineStyle());
Color styleTextColor = style->visitedDependentColor(CSSPropertyWebkitTextFillColor);
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor, style->colorSpace());
Color textColor = styleTextColor;
const Font& font = style->font();
if (selectionState() != RenderObject::SelectionNone) {
paintSelection(context, paintOffset, style, font);
// Select the correct color for painting the text.
Color foreground = paintInfo.forceBlackText() ? Color::black : renderer()->selectionForegroundColor();
if (foreground.isValid() && foreground != styleTextColor)
context->setFillColor(foreground, style->colorSpace());
}
const ShadowData* shadow = style->textShadow();
bool hasShadow = shadow;
if (hasShadow) {
// FIXME: it would be better if we could get the shadows top-to-bottom from the style.
Vector<const ShadowData*, 4> shadows;
do {
shadows.append(shadow);
} while ((shadow = shadow->next()));
DrawLooper drawLooper;
drawLooper.addUnmodifiedContent();
for (int i = shadows.size() - 1; i >= 0; i--) {
shadow = shadows[i];
int shadowX = isHorizontal() ? shadow->x() : shadow->y();
int shadowY = isHorizontal() ? shadow->y() : -shadow->x();
FloatSize offset(shadowX, shadowY);
drawLooper.addShadow(offset, shadow->blur(), shadow->color(),
DrawLooper::ShadowRespectsTransforms, DrawLooper::ShadowIgnoresAlpha);
}
context->setDrawLooper(drawLooper);
}
// FIXME: Why is this always LTR? Fix by passing correct text run flags below.
FloatPoint boxOrigin(paintOffset);
boxOrigin.move(x(), y());
FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), logicalHeight()));
FloatPoint textOrigin(boxOrigin.x(), boxOrigin.y() + style->fontMetrics().ascent());
TextRun textRun = RenderBlock::constructTextRun(renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
TextRunPaintInfo textRunPaintInfo(textRun);
textRunPaintInfo.bounds = boxRect;
context->drawText(font, textRunPaintInfo, textOrigin);
// Restore the regular fill color.
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor, style->colorSpace());
if (hasShadow)
context->clearDrawLooper();
paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
bool EllipsisBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty)
{
tx += m_x;
ty += m_y;
// Hit test the markup box.
if (m_markupBox) {
RenderStyle* style = m_renderer->style(m_firstLine);
int mtx = tx + m_width - m_markupBox->x();
int mty = ty + style->font().ascent() - (m_markupBox->y() + m_markupBox->renderer()->style(m_firstLine)->font().ascent());
if (m_markupBox->nodeAtPoint(request, result, x, y, mtx, mty)) {
renderer()->updateHitTestResult(result, IntPoint(x - mtx, y - mty));
return true;
}
}
IntRect boundsRect = IntRect(tx, ty, m_width, m_height);
if (visibleToHitTesting() && boundsRect.intersects(result.rectFromPoint(x, y))) {
renderer()->updateHitTestResult(result, IntPoint(x - tx, y - ty));
if (!result.addNodeToRectBasedTestResult(renderer()->node(), x, y, boundsRect))
return true;
}
return false;
}
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = renderer().style(isFirstLineStyle());
const Font& font = style->font();
FloatPoint boxOrigin = locationIncludingFlipping();
boxOrigin.moveBy(FloatPoint(paintOffset));
if (!isHorizontal())
boxOrigin.move(0, -virtualLogicalHeight());
FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
GraphicsContextStateSaver stateSaver(*context);
if (!isHorizontal())
context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clockwise));
FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());
Color styleTextColor = renderer().resolveColor(style, CSSPropertyWebkitTextFillColor);
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor);
if (selectionState() != RenderObject::SelectionNone) {
paintSelection(context, boxOrigin, style, font);
// Select the correct color for painting the text.
Color foreground = paintInfo.forceBlackText() ? Color::black : renderer().selectionForegroundColor();
if (foreground != styleTextColor)
context->setFillColor(foreground);
}
// Text shadows are disabled when printing. http://crbug.com/258321
const ShadowList* shadowList = context->printing() ? 0 : style->textShadow();
bool hasShadow = shadowList;
if (hasShadow) {
OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create();
for (size_t i = shadowList->shadows().size(); i--; ) {
const ShadowData& shadow = shadowList->shadows()[i];
float shadowX = isHorizontal() ? shadow.x() : shadow.y();
float shadowY = isHorizontal() ? shadow.y() : -shadow.x();
FloatSize offset(shadowX, shadowY);
drawLooperBuilder->addShadow(offset, shadow.blur(), shadow.color(),
DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::ShadowIgnoresAlpha);
}
drawLooperBuilder->addUnmodifiedContent();
context->setDrawLooper(drawLooperBuilder.release());
}
TextRun textRun = RenderBlockFlow::constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
TextRunPaintInfo textRunPaintInfo(textRun);
textRunPaintInfo.bounds = boxRect;
context->drawText(font, textRunPaintInfo, textOrigin);
// Restore the regular fill color.
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor);
if (hasShadow)
context->clearDrawLooper();
paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
PopupMenuStyle RenderMenuList::itemStyle(unsigned listIndex) const
{
HTMLSelectElement* select = static_cast<HTMLSelectElement*>(node());
HTMLElement* element = select->listItems()[listIndex];
RenderStyle* style = element->renderStyle() ? element->renderStyle() : element->computedStyle();
return style ? PopupMenuStyle(style->color(), itemBackgroundColor(listIndex), style->font(), style->visibility() == VISIBLE, style->textIndent(), style->direction()) : menuStyle();
}
void MediaPlayerPrivate::paint(GraphicsContext* p, const IntRect& r)
{
if (p->paintingDisabled() || !m_qtMovie || m_hasUnsupportedTracks)
return;
bool usingTempBitmap = false;
OwnPtr<GraphicsContext::WindowsBitmap> bitmap;
HDC hdc = p->getWindowsContext(r);
if (!hdc) {
// The graphics context doesn't have an associated HDC so create a temporary
// bitmap where QTMovieWin can draw the frame and we can copy it.
usingTempBitmap = true;
bitmap.set(p->createWindowsBitmap(r.size()));
hdc = bitmap->hdc();
// FIXME: is this necessary??
XFORM xform;
xform.eM11 = 1.0f;
xform.eM12 = 0.0f;
xform.eM21 = 0.0f;
xform.eM22 = 1.0f;
xform.eDx = -r.x();
xform.eDy = -r.y();
SetWorldTransform(hdc, &xform);
}
m_qtMovie->paint(hdc, r.x(), r.y());
if (usingTempBitmap)
p->drawWindowsBitmap(bitmap.get(), r.topLeft());
else
p->releaseWindowsContext(hdc, r);
#if DRAW_FRAME_RATE
if (m_frameCountWhilePlaying > 10) {
Frame* frame = m_player->frameView() ? m_player->frameView()->frame() : NULL;
Document* document = frame ? frame->document() : NULL;
RenderObject* renderer = document ? document->renderer() : NULL;
RenderStyle* styleToUse = renderer ? renderer->style() : NULL;
if (styleToUse) {
double frameRate = (m_frameCountWhilePlaying - 1) / (0.001 * ( m_startedPlaying ? (GetTickCount() - m_timeStartedPlaying) :
(m_timeStoppedPlaying - m_timeStartedPlaying) ));
String text = String::format("%1.2f", frameRate);
TextRun textRun(text.characters(), text.length());
const Color color(255, 0, 0);
p->save();
p->translate(r.x(), r.y() + r.height());
p->setFont(styleToUse->font());
p->setStrokeColor(color);
p->setStrokeStyle(SolidStroke);
p->setStrokeThickness(1.0f);
p->setFillColor(color);
p->drawText(textRun, IntPoint(2, -3));
p->restore();
}
}
#endif
}
void InlineFlowBox::paintDecorations(RenderObject::PaintInfo& pI, int _tx, int _ty, bool paintedChildren)
{
// Now paint our text decorations. We only do this if we aren't in quirks mode (i.e., in
// almost-strict mode or strict mode).
if (object()->style()->htmlHacks() || object()->style()->visibility() != VISIBLE)
return;
_tx += m_x;
_ty += m_y;
RenderStyle* styleToUse = object()->style(m_firstLine);
int deco = parent() ? styleToUse->textDecoration() : styleToUse->textDecorationsInEffect();
if (deco != TDNONE &&
((!paintedChildren && ((deco & UNDERLINE) || (deco & OVERLINE))) || (paintedChildren && (deco & LINE_THROUGH))) &&
shouldDrawDecoration(object())) {
// We must have child boxes and have decorations defined.
_tx += borderLeft() + paddingLeft();
int w = m_width - (borderLeft() + paddingLeft() + borderRight() + paddingRight());
if ( !w )
return;
const QFontMetrics &fm = object()->fontMetrics( m_firstLine );
// thick lines on small fonts look ugly
int thickness = fm.height() > 20 ? fm.lineWidth() : 1;
QColor underline, overline, linethrough;
underline = overline = linethrough = styleToUse->color();
if (!parent())
object()->getTextDecorationColors(deco, underline, overline, linethrough);
if (styleToUse->font() != pI.p->font())
pI.p->setFont(styleToUse->font());
if (deco & UNDERLINE && !paintedChildren) {
int underlineOffset = ( fm.height() + m_baseline ) / 2;
if (underlineOffset <= m_baseline) underlineOffset = m_baseline+1;
pI.p->fillRect(_tx, _ty + underlineOffset, w, thickness, underline );
}
if (deco & OVERLINE && !paintedChildren) {
pI.p->fillRect(_tx, _ty, w, thickness, overline );
}
if (deco & LINE_THROUGH && paintedChildren) {
pI.p->fillRect(_tx, _ty + 2*m_baseline/3, w, thickness, linethrough );
}
}
}
int InlineTextBox::offsetForPosition(int _x, bool includePartialGlyphs) const
{
if (isLineBreak())
return 0;
RenderText* text = static_cast<RenderText*>(m_object);
RenderStyle *style = text->style(m_firstLine);
const Font* f = &style->font();
return f->offsetForPosition(TextRun(textObject()->text()->characters() + m_start, m_len, textObject()->allowTabs(), textPos(), m_toAdd, direction() == RTL, m_dirOverride || style->visuallyOrdered()),
_x - m_x, includePartialGlyphs);
}
Style(const RenderStyle& style)
: font(style.font())
, textAlign(style.textAlign())
, collapseWhitespace(style.collapseWhiteSpace())
, preserveNewline(style.preserveNewline())
, wrapLines(style.autoWrap())
, breakWordOnOverflow(style.overflowWrap() == BreakOverflowWrap && (wrapLines || preserveNewline))
, spaceWidth(font.width(TextRun(&space, 1)))
, tabWidth(collapseWhitespace ? 0 : style.tabSize())
{
}
float SVGLength::convertValueFromEXSToUserUnits(float value, const SVGElement* context, ExceptionCode& ec) const
{
if (!context || !context->renderer() || !context->renderer()->style()) {
ec = NOT_SUPPORTED_ERR;
return 0;
}
RenderStyle* style = context->renderer()->style();
// Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
// if this causes problems in real world cases maybe it would be best to remove this
return value * ceilf(style->font().xHeight());
}
TQString RenderStyle::createDiff( const RenderStyle &parent ) const
{
TQString res;
if ( color().isValid() && parent.color() != color() )
res += " [color=" + color().name() + "]";
if ( backgroundColor().isValid() && parent.backgroundColor() != backgroundColor() )
res += " [bgcolor=" + backgroundColor().name() + "]";
if ( parent.font() != font() )
res += " [font=" + describeFont( font() ) + "]";
return res;
}
void EllipsisBox::paint(RenderObject::PaintInfo& paintInfo, int tx, int ty)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = m_renderer->style(m_firstLine);
Color textColor = style->color();
if (textColor != context->fillColor())
context->setFillColor(textColor, style->colorSpace());
bool setShadow = false;
if (style->textShadow()) {
context->setShadow(IntSize(style->textShadow()->x, style->textShadow()->y),
style->textShadow()->blur, style->textShadow()->color, style->colorSpace());
setShadow = true;
}
if (selectionState() != RenderObject::SelectionNone) {
paintSelection(context, tx, ty, style, style->font());
// Select the correct color for painting the text.
Color foreground = paintInfo.forceBlackText ? Color::black : renderer()->selectionForegroundColor();
if (foreground.isValid() && foreground != textColor)
context->setFillColor(foreground, style->colorSpace());
}
const String& str = m_str;
context->drawText(style->font(), TextRun(str.characters(), str.length(), false, 0, 0, false, style->visuallyOrdered()), IntPoint(m_x + tx, m_y + ty + style->font().ascent()));
// Restore the regular fill color.
if (textColor != context->fillColor())
context->setFillColor(textColor, style->colorSpace());
if (setShadow)
context->clearShadow();
if (m_markupBox) {
// Paint the markup box
tx += m_x + m_width - m_markupBox->x();
ty += m_y + style->font().ascent() - (m_markupBox->y() + m_markupBox->renderer()->style(m_firstLine)->font().ascent());
m_markupBox->paint(paintInfo, tx, ty);
}
}
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);
}
float SVGLength::value() const
{
SVGLengthType type = extractType(m_unit);
if (type == LengthTypeUnknown)
return 0.0f;
switch (type) {
case LengthTypeNumber:
return m_valueInSpecifiedUnits;
case LengthTypePercentage:
return SVGLength::PercentageOfViewport(m_valueInSpecifiedUnits / 100.0f, m_context, extractMode(m_unit));
case LengthTypeEMS:
case LengthTypeEXS:
{
RenderStyle* style = 0;
if (m_context && m_context->renderer())
style = m_context->renderer()->style();
if (style) {
float useSize = style->fontSize();
ASSERT(useSize > 0);
if (type == LengthTypeEMS)
return m_valueInSpecifiedUnits * useSize;
else {
float xHeight = style->font().xHeight();
// Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
// if this causes problems in real world cases maybe it would be best to remove this
return m_valueInSpecifiedUnits * ceilf(xHeight);
}
}
return 0.0f;
}
case LengthTypePX:
return m_valueInSpecifiedUnits;
case LengthTypeCM:
return m_valueInSpecifiedUnits / 2.54f * cssPixelsPerInch;
case LengthTypeMM:
return m_valueInSpecifiedUnits / 25.4f * cssPixelsPerInch;
case LengthTypeIN:
return m_valueInSpecifiedUnits * cssPixelsPerInch;
case LengthTypePT:
return m_valueInSpecifiedUnits / 72.0f * cssPixelsPerInch;
case LengthTypePC:
return m_valueInSpecifiedUnits / 6.0f * cssPixelsPerInch;
default:
break;
}
ASSERT_NOT_REACHED();
return 0.0f;
}
void RenderFileUploadControl::computePreferredLogicalWidths()
{
ASSERT(preferredLogicalWidthsDirty());
m_minPreferredLogicalWidth = 0;
m_maxPreferredLogicalWidth = 0;
RenderStyle* style = this->style();
ASSERT(style);
const Font& font = style->font();
if (style->width().isFixed() && style->width().value() > 0)
m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeContentBoxLogicalWidth(style->width().value());
else {
// Figure out how big the filename space needs to be for a given number of characters
// (using "0" as the nominal character).
const UChar character = '0';
const String characterAsString = String(&character, 1);
float minDefaultLabelWidth = defaultWidthNumChars * font.width(constructTextRun(this, font, characterAsString, style, TextRun::AllowTrailingExpansion));
const String label = theme()->fileListDefaultLabel(node()->toInputElement()->multiple());
float defaultLabelWidth = font.width(constructTextRun(this, font, label, style, TextRun::AllowTrailingExpansion));
if (HTMLInputElement* button = uploadButton())
if (RenderObject* buttonRenderer = button->renderer())
defaultLabelWidth += buttonRenderer->maxPreferredLogicalWidth() + afterButtonSpacing;
m_maxPreferredLogicalWidth = static_cast<int>(ceilf(max(minDefaultLabelWidth, defaultLabelWidth)));
}
if (style->minWidth().isFixed() && style->minWidth().value() > 0) {
m_maxPreferredLogicalWidth = max(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
m_minPreferredLogicalWidth = max(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
} else if (style->width().isPercent() || (style->width().isAuto() && style->height().isPercent()))
m_minPreferredLogicalWidth = 0;
else
m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth;
if (style->maxWidth().isFixed()) {
m_maxPreferredLogicalWidth = min(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
m_minPreferredLogicalWidth = min(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
}
int toAdd = borderAndPaddingWidth();
m_minPreferredLogicalWidth += toAdd;
m_maxPreferredLogicalWidth += toAdd;
setPreferredLogicalWidthsDirty(false);
}
void RenderThemeSafari::setFontFromControlSize(StyleResolver& styleResolver, RenderStyle& style, NSControlSize controlSize) const
{
FontDescription fontDescription;
fontDescription.setIsAbsoluteSize(true);
fontDescription.setGenericFamily(FontDescription::SerifFamily);
float fontSize = systemFontSizeForControlSize(controlSize);
fontDescription.setOneFamily("Lucida Grande");
fontDescription.setComputedSize(fontSize);
fontDescription.setSpecifiedSize(fontSize);
// Reset line height
style.setLineHeight(RenderStyle::initialLineHeight());
if (style.setFontDescription(fontDescription))
style.font().update(styleResolver.fontSelector());
}
int SVGInlineTextBox::offsetForPositionInFragment(const SVGTextFragment& fragment, float position, bool includePartialGlyphs) const
{
RenderText* textRenderer = this->textRenderer();
ASSERT(textRenderer);
RenderStyle* style = textRenderer->style();
ASSERT(style);
TextRun textRun(constructTextRun(style, fragment));
// Eventually handle lengthAdjust="spacingAndGlyphs".
// FIXME: Handle vertical text.
if (!fragment.transform.isIdentity())
textRun.setHorizontalGlyphStretch(narrowPrecisionToFloat(fragment.transform.xScale()));
return fragment.positionListOffset - start() + style->font().offsetForPosition(textRun, position, includePartialGlyphs);
}
void SVGLength::updateValue(bool notify)
{
switch(m_unitType)
{
case SVG_LENGTHTYPE_PX:
m_value = m_valueInSpecifiedUnits;
break;
case SVG_LENGTHTYPE_CM:
m_value = (m_valueInSpecifiedUnits / 2.54) * dpi();
break;
case SVG_LENGTHTYPE_MM:
m_value = (m_valueInSpecifiedUnits / 25.4) * dpi();
break;
case SVG_LENGTHTYPE_IN:
m_value = m_valueInSpecifiedUnits * dpi();
break;
case SVG_LENGTHTYPE_PT:
m_value = (m_valueInSpecifiedUnits / 72.0) * dpi();
break;
case SVG_LENGTHTYPE_PC:
m_value = (m_valueInSpecifiedUnits / 6.0) * dpi();
break;
case SVG_LENGTHTYPE_EMS:
case SVG_LENGTHTYPE_EXS:
if (m_context && m_context->renderer()) {
RenderStyle *style = m_context->renderer()->style();
float useSize = style->fontSize();
ASSERT(useSize > 0);
if (m_unitType == SVG_LENGTHTYPE_EMS)
m_value = m_valueInSpecifiedUnits * useSize;
else {
float xHeight = style->font().xHeight();
// Use of ceil allows a pixel match to the W3Cs expected output of coords-units-03-b.svg
// if this causes problems in real world cases maybe it would be best to remove this
m_value = m_valueInSpecifiedUnits * ceil(xHeight);
}
m_requiresLayout = false;
} else {
m_requiresLayout = true;
}
break;
}
if (notify && m_context)
m_context->notifyAttributeChange();
}
void RenderSVGInlineText::computeNewScaledFontForStyle(const RenderObject& renderer, const RenderStyle& style, float& scalingFactor, Font& scaledFont)
{
// Alter font-size to the right on-screen value to avoid scaling the glyphs themselves, except when GeometricPrecision is specified
scalingFactor = SVGRenderingContext::calculateScreenFontSizeScalingFactor(renderer);
if (scalingFactor == 1 || !scalingFactor || style.fontDescription().textRenderingMode() == GeometricPrecision) {
scalingFactor = 1;
scaledFont = style.font();
return;
}
FontDescription fontDescription(style.fontDescription());
// FIXME: We need to better handle the case when we compute very small fonts below (below 1pt).
fontDescription.setComputedSize(Style::computedFontSizeFromSpecifiedSizeForSVGInlineText(fontDescription.computedSize(), fontDescription.isAbsoluteSize(), scalingFactor, renderer.document()));
scaledFont = Font(fontDescription, 0, 0);
scaledFont.update(renderer.document().ensureStyleResolver().fontSelector());
}
void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
{
GraphicsContext* context = paintInfo.context;
RenderStyle* style = renderer().style(isFirstLineStyle());
const Font& font = style->font();
FloatPoint boxOrigin = locationIncludingFlipping();
boxOrigin.moveBy(FloatPoint(paintOffset));
FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight()));
GraphicsContextStateSaver stateSaver(*context);
FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontMetrics().ascent());
Color styleTextColor = renderer().resolveColor(style, CSSPropertyWebkitTextFillColor);
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor);
if (selectionState() != RenderObject::SelectionNone) {
paintSelection(context, boxOrigin, style, font);
// Select the correct color for painting the text.
Color foreground = paintInfo.forceBlackText() ? Color::black : renderer().selectionForegroundColor();
if (foreground != styleTextColor)
context->setFillColor(foreground);
}
const ShadowList* shadowList = style->textShadow();
bool hasShadow = shadowList;
if (hasShadow)
context->setDrawLooper(shadowList->createDrawLooper(DrawLooperBuilder::ShadowIgnoresAlpha));
TextRun textRun = constructTextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion);
TextRunPaintInfo textRunPaintInfo(textRun);
textRunPaintInfo.bounds = boxRect;
context->drawText(font, textRunPaintInfo, textOrigin);
// Restore the regular fill color.
if (styleTextColor != context->fillColor())
context->setFillColor(styleTextColor);
if (hasShadow)
context->clearDrawLooper();
paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style);
}
void RenderFileUploadControl::computePreferredLogicalWidths()
{
ASSERT(preferredLogicalWidthsDirty());
m_minPreferredLogicalWidth = 0;
m_maxPreferredLogicalWidth = 0;
RenderStyle* style = this->style();
ASSERT(style);
const Font& font = style->font();
if (style->width().isFixed() && style->width().value() > 0)
m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeContentBoxLogicalWidth(style->width().value());
else {
// Figure out how big the filename space needs to be for a given number of characters
// (using "0" as the nominal character).
const UChar ch = '0';
const String str = String(&ch, 1);
float charWidth = font.width(constructTextRun(this, font, str, style, TextRun::AllowTrailingExpansion));
m_maxPreferredLogicalWidth = (int)ceilf(charWidth * defaultWidthNumChars);
}
if (style->minWidth().isFixed() && style->minWidth().value() > 0) {
m_maxPreferredLogicalWidth = max(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
m_minPreferredLogicalWidth = max(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->minWidth().value()));
} else if (style->width().isPercent() || (style->width().isAuto() && style->height().isPercent()))
m_minPreferredLogicalWidth = 0;
else
m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth;
if (style->maxWidth().isFixed()) {
m_maxPreferredLogicalWidth = min(m_maxPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
m_minPreferredLogicalWidth = min(m_minPreferredLogicalWidth, computeContentBoxLogicalWidth(style->maxWidth().value()));
}
int toAdd = borderAndPaddingWidth();
m_minPreferredLogicalWidth += toAdd;
m_maxPreferredLogicalWidth += toAdd;
setPreferredLogicalWidthsDirty(false);
}