TEST(WebKitNix, WebViewTranslatedScaled)
{
// This test opens a webpage that contains a white background, no viewport
// metatag and a red rectangle (20x20)px at (0,0) position. The viewport is
// then translated to (10,10) position. After that it's applied a scale=2.0
// At this point we will have a red rectangle of (40x40)px at (10,10).
const WKSize size = WKSizeMake(100, 100);
ToolsNix::GLOffscreenBuffer offscreenBuffer(size.width, size.height);
ASSERT_TRUE(offscreenBuffer.makeCurrent());
WKRetainPtr<WKContextRef> context = adoptWK(WKContextCreate());
WKRetainPtr<WKViewRef> view(AdoptWK, WKViewCreate(context.get(), 0));
Util::ForceRepaintClient forceRepaintClient(view.get());
forceRepaintClient.setClearColor(0, 0, 1, 1);
const int delta = 10;
WKViewSetUserViewportTranslation(view.get(), delta, delta);
WKViewInitialize(view.get());
WKPageSetUseFixedLayout(WKViewGetPage(view.get()), true);
WKViewSetSize(view.get(), size);
glViewport(0, 0, size.width, size.height);
forceRepaintClient.clear();
Util::PageLoader loader(view.get());
loader.waitForLoadURLAndRepaint("../nix/red-square");
for (double scale = 1.0; scale < 3.0; scale++) {
WKViewSetContentScaleFactor(view.get(), scale);
loader.forceRepaint();
ToolsNix::RGBAPixel outsideTheContent = offscreenBuffer.readPixelAtPoint(delta - 1, delta - 1);
EXPECT_EQ(ToolsNix::RGBAPixel::blue(), outsideTheContent);
ToolsNix::RGBAPixel squareTopLeft = offscreenBuffer.readPixelAtPoint(delta, delta);
EXPECT_EQ(ToolsNix::RGBAPixel::red(), squareTopLeft);
const int scaledSize = scale * 20;
ToolsNix::RGBAPixel squareBottomRight = offscreenBuffer.readPixelAtPoint(delta + scaledSize - 1, delta + scaledSize - 1);
EXPECT_EQ(ToolsNix::RGBAPixel::red(), squareBottomRight);
ToolsNix::RGBAPixel outsideSquare = offscreenBuffer.readPixelAtPoint(delta + scaledSize, delta + scaledSize);
EXPECT_EQ(ToolsNix::RGBAPixel::white(), outsideSquare);
}
}
TEST(WebKit2, WKViewUserViewportToContents)
{
// This test creates a WKView and uses the WKViewUserViewportToContents
// function to convert viewport coordinates to contents (page) coordinates.
// It scrolls and scales around the contents and check if the coordinates
// conversion math is right.
WKRetainPtr<WKContextRef> context(AdoptWK, WKContextCreate());
WKRetainPtr<WKViewRef> webView(AdoptWK, WKViewCreate(context.get(), 0));
WKViewInitialize(webView.get());
WKPageSetUseFixedLayout(WKViewGetPage(webView.get()), false);
WKPoint out;
// At scale 1.0 the viewport and contents coordinates should match.
WKViewSetContentScaleFactor(webView.get(), 1.0);
WKViewSetContentPosition(webView.get(), WKPointMake(0, 0));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 0);
EXPECT_EQ(out.y, 0);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 10);
EXPECT_EQ(out.y, 10);
WKViewSetContentPosition(webView.get(), WKPointMake(20, 20));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 20);
EXPECT_EQ(out.y, 20);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 30);
EXPECT_EQ(out.y, 30);
// At scale 2.0 the viewport distance values will be half
// the ones seem in the contents.
WKViewSetContentScaleFactor(webView.get(), 2.0);
WKViewSetContentPosition(webView.get(), WKPointMake(0, 0));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 0);
EXPECT_EQ(out.y, 0);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 5);
EXPECT_EQ(out.y, 5);
WKViewSetContentPosition(webView.get(), WKPointMake(20, 20));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 20);
EXPECT_EQ(out.y, 20);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 25);
EXPECT_EQ(out.y, 25);
// At scale 0.5 the viewport distance values will be twice
// the ones seem in the contents.
WKViewSetContentScaleFactor(webView.get(), 0.5);
WKViewSetContentPosition(webView.get(), WKPointMake(0, 0));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 0);
EXPECT_EQ(out.y, 0);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 20);
EXPECT_EQ(out.y, 20);
WKViewSetContentPosition(webView.get(), WKPointMake(20, 20));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 20);
EXPECT_EQ(out.y, 20);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 40);
EXPECT_EQ(out.y, 40);
// Let's add translation to the viewport.
const int delta = 10;
WKViewSetUserViewportTranslation(webView.get(), delta, delta);
WKViewSetContentPosition(webView.get(), WKPointMake(0, 0));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 0 - delta / 0.5);
EXPECT_EQ(out.y, 0 - delta / 0.5);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 20 - delta / 0.5);
EXPECT_EQ(out.y, 20 - delta / 0.5);
WKViewSetContentPosition(webView.get(), WKPointMake(20, 20));
out = WKViewUserViewportToContents(webView.get(), WKPointMake(0, 0));
EXPECT_EQ(out.x, 20 - delta / 0.5);
EXPECT_EQ(out.y, 20 - delta / 0.5);
out = WKViewUserViewportToContents(webView.get(), WKPointMake(10, 10));
EXPECT_EQ(out.x, 40 - delta / 0.5);
EXPECT_EQ(out.y, 40 - delta / 0.5);
}
void PageViewportControllerClientEfl::setPageScaleFactor(float newScale)
{
WKViewSetContentScaleFactor(m_view->wkView(), newScale);
}
