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 Tab::setViewportTranslation(int left, int top) { WKViewSetUserViewportTranslation(m_view, left, top); }