bool RenderThemeChromiumWin::paintProgressBar(RenderObject* o, const PaintInfo& i, const IntRect& r)
{
if (!o->isProgress())
return true;
RenderProgress* renderProgress = toRenderProgress(o);
// For indeterminate bar, valueRect is ignored and it is computed by the theme engine
// because the animation is a platform detail and WebKit doesn't need to know how.
IntRect valueRect = renderProgress->isDeterminate() ? determinateProgressValueRectFor(renderProgress, r) : IntRect(0, 0, 0, 0);
double animatedSeconds = renderProgress->animationStartTime() ? WTF::currentTime() - renderProgress->animationStartTime() : 0;
ThemePainter painter(i.context, r);
ChromiumBridge::paintProgressBar(painter.context(), r, valueRect, renderProgress->isDeterminate(), animatedSeconds);
return false;
}
IntRect RenderThemeGtk::calculateProgressRect(RenderObject* renderObject, const IntRect& fullBarRect)
{
IntRect progressRect(fullBarRect);
RenderProgress* renderProgress = toRenderProgress(renderObject);
if (renderProgress->isDeterminate()) {
int progressWidth = progressRect.width() * renderProgress->position();
if (renderObject->style()->direction() == RTL)
progressRect.setX(progressRect.x() + progressRect.width() - progressWidth);
progressRect.setWidth(progressWidth);
return progressRect;
}
double animationProgress = renderProgress->animationProgress();
// Never let the progress rect shrink smaller than 2 pixels.
int newWidth = max(2, progressRect.width() / progressActivityBlocks);
int movableWidth = progressRect.width() - newWidth;
progressRect.setWidth(newWidth);
// We want the first 0.5 units of the animation progress to represent the
// forward motion and the second 0.5 units to represent the backward motion,
// thus we multiply by two here to get the full sweep of the progress bar with
// each direction.
if (animationProgress < 0.5)
progressRect.setX(progressRect.x() + (animationProgress * 2 * movableWidth));
else
progressRect.setX(progressRect.x() + ((1.0 - animationProgress) * 2 * movableWidth));
return progressRect;
}
void HTMLProgressElement::didElementStateChange()
{
m_value->setWidthPercentage(position() * 100);
if (renderer() && renderer()->isProgress()) {
RenderProgress* render = toRenderProgress(renderer());
bool wasDeterminate = render->isDeterminate();
renderer()->updateFromElement();
if (wasDeterminate != isDeterminate())
setNeedsStyleRecalc();
}
}
bool RenderThemeNix::paintProgressBar(RenderObject* o, const PaintInfo& i, const IntRect& rect)
{
RenderProgress* renderProgress = toRenderProgress(o);
WebKit::WebThemeEngine::ProgressBarExtraParams extraParams;
extraParams.isDeterminate = renderProgress->isDeterminate();
extraParams.position = renderProgress->position();
extraParams.animationProgress = renderProgress->animationProgress();
extraParams.animationStartTime = renderProgress->animationStartTime();
themeEngine()->paintProgressBar(webCanvas(i), getWebThemeState(this, o), WebKit::WebRect(rect), extraParams);
return false;
}
bool RenderThemeChromiumWin::paintProgressBar(RenderObject* o, const PaintInfo& i, const IntRect& r)
{
if (!o->isProgress())
return true;
RenderProgress* renderProgress = toRenderProgress(o);
// For indeterminate bar, valueRect is ignored and it is computed by the theme engine
// because the animation is a platform detail and WebKit doesn't need to know how.
IntRect valueRect = renderProgress->isDeterminate() ? determinateProgressValueRectFor(renderProgress, r) : IntRect(0, 0, 0, 0);
double animatedSeconds = renderProgress->animationStartTime() ? WTF::currentTime() - renderProgress->animationStartTime() : 0;
ThemePainter painter(i.context, r);
DirectionFlippingScope scope(o, i, r);
WebKit::WebCanvas* canvas = painter.context()->platformContext()->canvas();
WebKit::Platform::current()->themeEngine()->paintProgressBar(canvas, WebKit::WebRect(r), WebKit::WebRect(valueRect), renderProgress->isDeterminate(), animatedSeconds);
return false;
}
bool RenderThemeChromiumLinux::paintProgressBar(RenderObject* o, const PaintInfo& i, const IntRect& rect)
{
if (!o->isProgress())
return true;
RenderProgress* renderProgress = toRenderProgress(o);
IntRect valueRect = progressValueRectFor(renderProgress, rect);
PlatformSupport::ThemePaintExtraParams extraParams;
extraParams.progressBar.determinate = renderProgress->isDeterminate();
extraParams.progressBar.valueRectX = valueRect.x();
extraParams.progressBar.valueRectY = valueRect.y();
extraParams.progressBar.valueRectWidth = valueRect.width();
extraParams.progressBar.valueRectHeight = valueRect.height();
PlatformSupport::paintThemePart(i.context, PlatformSupport::PartProgressBar, getWebThemeState(this, o), rect, &extraParams);
return false;
}
bool RenderThemeQtMobile::paintProgressBar(RenderObject* o, const PaintInfo& pi, const IntRect& r)
{
if (!o->isProgress())
return true;
StylePainterMobile p(this, pi);
if (!p.isValid())
return true;
RenderProgress* renderProgress = toRenderProgress(o);
const bool isRTL = (renderProgress->style()->direction() == RTL);
if (renderProgress->isDeterminate())
p.drawProgress(r, renderProgress->position(), !isRTL);
else
p.drawProgress(r, renderProgress->animationProgress(), !isRTL, true);
return false;
}
bool RenderThemeChromiumDefault::paintProgressBar(RenderObject* o, const PaintInfo& i, const IntRect& rect)
{
if (!o->isProgress())
return true;
RenderProgress* renderProgress = toRenderProgress(o);
IntRect valueRect = progressValueRectFor(renderProgress, rect);
WebKit::WebThemeEngine::ExtraParams extraParams;
extraParams.progressBar.determinate = renderProgress->isDeterminate();
extraParams.progressBar.valueRectX = valueRect.x();
extraParams.progressBar.valueRectY = valueRect.y();
extraParams.progressBar.valueRectWidth = valueRect.width();
extraParams.progressBar.valueRectHeight = valueRect.height();
DirectionFlippingScope scope(o, i, rect);
WebKit::WebCanvas* canvas = i.context->canvas();
WebKit::Platform::current()->themeEngine()->paint(canvas, WebKit::WebThemeEngine::PartProgressBar, getWebThemeState(this, o), WebKit::WebRect(rect), &extraParams);
return false;
}