bool RenderThemeGtk::paintMediaSliderTrack(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
{
HTMLMediaElement* mediaElement = parentMediaElement(o);
if (!mediaElement)
return false;
GraphicsContext* context = paintInfo.context;
context->save();
context->setStrokeStyle(NoStroke);
float mediaDuration = mediaElement->duration();
float totalTrackWidth = r.width();
RenderStyle* style = &o.style();
RefPtr<TimeRanges> timeRanges = mediaElement->buffered();
for (unsigned index = 0; index < timeRanges->length(); ++index) {
float start = timeRanges->start(index, IGNORE_EXCEPTION);
float end = timeRanges->end(index, IGNORE_EXCEPTION);
float startRatio = start / mediaDuration;
float lengthRatio = (end - start) / mediaDuration;
if (!lengthRatio)
continue;
IntRect rangeRect(r);
rangeRect.setWidth(lengthRatio * totalTrackWidth);
if (index)
rangeRect.move(startRatio * totalTrackWidth, 0);
context->fillRoundedRect(FloatRoundedRect(rangeRect, borderRadiiFromStyle(style)), style->visitedDependentColor(CSSPropertyColor), style->colorSpace());
}
context->restore();
return false;
}
/* print some info about the walk */
std::string toString() const
{
std::string s = "Once Edge Reinforced Random Walk ERRW\n";
s += " -> reinf. param. delta = " + mtools::toString(reinfParam()) + "\n";
s += " -> nb of visited sites = " + mtools::toString(nbVisited()) + "\n";
s += " -> current position = (" + mtools::toString(pos.X()) + "," + mtools::toString(pos.Y()) + ")\n";
s += " -> range of the trace = " + mtools::toString(rangeRect()) + "\n\n";
return s;
}
