static void paintRepaintRectOverlay(CGContextRef context, WKImageRef image, WKArrayRef repaintRects)
{
WKSize imageSize = WKImageGetSize(image);
CGContextSaveGState(context);
// Using a transparency layer is easier than futzing with clipping.
CGContextBeginTransparencyLayer(context, 0);
// Flip the context.
CGContextScaleCTM(context, 1, -1);
CGContextTranslateCTM(context, 0, -imageSize.height);
CGContextSetRGBFillColor(context, 0, 0, 0, static_cast<CGFloat>(0.66));
CGContextFillRect(context, CGRectMake(0, 0, imageSize.width, imageSize.height));
// Clear the repaint rects.
size_t count = WKArrayGetSize(repaintRects);
for (size_t i = 0; i < count; ++i) {
WKRect rect = WKRectGetValue(static_cast<WKRectRef>(WKArrayGetItemAtIndex(repaintRects, i)));
CGRect cgRect = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
CGContextClearRect(context, cgRect);
}
CGContextEndTransparencyLayer(context);
CGContextRestoreGState(context);
}
static void paintRepaintRectOverlay(cairo_surface_t* surface, WKArrayRef repaintRects)
{
cairo_t* context = cairo_create(surface);
cairo_push_group(context);
// Paint the gray mask over the original image.
cairo_set_source_rgba(context, 0, 0, 0, 0.66);
cairo_paint(context);
// Paint transparent rectangles over the mask to show the repainted regions.
cairo_set_source_rgba(context, 0, 0, 0, 0);
cairo_set_operator(context, CAIRO_OPERATOR_SOURCE);
size_t count = WKArrayGetSize(repaintRects);
for (size_t i = 0; i < count; ++i) {
WKRect rect = WKRectGetValue(static_cast<WKRectRef>(WKArrayGetItemAtIndex(repaintRects, i)));
cairo_rectangle(context, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
cairo_fill(context);
}
cairo_pop_group_to_source(context);
cairo_paint(context);
cairo_destroy(context);
}
void TestInvocation::dumpPixelsAndCompareWithExpected(WKImageRef imageRef, WKArrayRef repaintRects)
{
QImage image;
if (PlatformWebView::windowShapshotEnabled()) {
WKPageRef page = TestController::shared().mainWebView()->page();
WKPageForceRepaint(page, this, &forceRepaintDoneCallback);
TestController::shared().runUntil(m_gotRepaint, TestController::ShortTimeout);
if (m_gotRepaint)
image = WKImageCreateQImage(TestController::shared().mainWebView()->windowSnapshotImage().get());
else {
m_error = true;
m_errorMessage = "Timed out waiting for repaint\n";
m_webProcessIsUnresponsive = true;
return;
}
} else
image = WKImageCreateQImage(imageRef);
if (repaintRects) {
QImage mask(image.size(), image.format());
mask.fill(QColor(0, 0, 0, 0.66 * 255));
QPainter maskPainter(&mask);
maskPainter.setCompositionMode(QPainter::CompositionMode_Source);
size_t count = WKArrayGetSize(repaintRects);
for (size_t i = 0; i < count; ++i) {
WKRect wkRect = WKRectGetValue(static_cast<WKRectRef>(WKArrayGetItemAtIndex(repaintRects, i)));
QRectF rect(wkRect.origin.x, wkRect.origin.y, wkRect.size.width, wkRect.size.height);
maskPainter.fillRect(rect, Qt::transparent);
}
QPainter painter(&image);
painter.drawImage(image.rect(), mask);
}
QCryptographicHash hash(QCryptographicHash::Md5);
for (unsigned row = 0; row < image.height(); ++row)
hash.addData(reinterpret_cast<const char*>(image.constScanLine(row)), image.bytesPerLine());
QByteArray actualHash = hash.result().toHex();
ASSERT(actualHash.size() == 32);
if (!compareActualHashToExpectedAndDumpResults(actualHash)) {
image.setText("checksum", actualHash);
dumpImage(image);
}
}
