Index: Source/core/css/MediaValuesDynamic.cpp |
diff --git a/Source/core/css/MediaValuesDynamic.cpp b/Source/core/css/MediaValuesDynamic.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7608c28d2ce859097fe9b05869eec30c91db1080 |
--- /dev/null |
+++ b/Source/core/css/MediaValuesDynamic.cpp |
@@ -0,0 +1,144 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "config.h" |
+#include "core/css/MediaValuesDynamic.h" |
+ |
+#include "core/css/CSSHelper.h" |
+#include "core/css/CSSPrimitiveValue.h" |
+#include "core/css/CSSToLengthConversionData.h" |
+#include "core/dom/Document.h" |
+#include "core/rendering/RenderObject.h" |
+#include "core/rendering/style/RenderStyle.h" |
+#include "core/rendering/style/StyleInheritedData.h" |
+ |
+namespace WebCore { |
+ |
+PassRefPtr<MediaValues> MediaValuesDynamic::create(PassRefPtr<LocalFrame> frame, PassRefPtr<RenderStyle> style) |
+{ |
+ return adoptRef(new MediaValuesDynamic(frame, style)); |
+} |
+ |
+PassRefPtr<MediaValues> MediaValuesDynamic::create(Document& document) |
+{ |
+ Document* executingDocument = getExecutingDocument(document); |
+ return MediaValuesDynamic::create(executingDocument->frame(), executingDocument->renderer()->style()); |
+} |
+ |
+MediaValuesDynamic::MediaValuesDynamic(PassRefPtr<LocalFrame> frame, PassRefPtr<RenderStyle> style) |
+ : m_style(style) |
+ , m_frame(frame) |
+{ |
+} |
+ |
+PassRefPtr<MediaValues> MediaValuesDynamic::copy() const |
+{ |
+ return adoptRef(new MediaValuesDynamic(m_frame, m_style)); |
+} |
+ |
+bool MediaValuesDynamic::computeLength(double value, unsigned short type, int& result) const |
+{ |
+ ASSERT(m_style.get()); |
+ RefPtr<CSSPrimitiveValue> primitiveValue = CSSPrimitiveValue::create(value, (CSSPrimitiveValue::UnitTypes)type); |
+ result = primitiveValue->computeLength<int>(CSSToLengthConversionData(m_style.get(), m_style.get(), 0, 1.0 /* zoom */, true /* computingFontSize */)); |
+ return true; |
+} |
+ |
+bool MediaValuesDynamic::isSafeToSendToAnotherThread() const |
+{ |
+ return false; |
+} |
+ |
+int MediaValuesDynamic::viewportWidth() const |
+{ |
+ ASSERT(m_style.get()); |
+ ASSERT(m_frame.get()); |
+ return calculateViewportWidth(m_frame.get()); |
+} |
+ |
+int MediaValuesDynamic::viewportHeight() const |
+{ |
+ ASSERT(m_style.get()); |
+ ASSERT(m_frame.get()); |
+ return calculateViewportHeight(m_frame.get()); |
+} |
+ |
+int MediaValuesDynamic::deviceWidth() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateDeviceWidth(m_frame.get()); |
+} |
+ |
+int MediaValuesDynamic::deviceHeight() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateDeviceHeight(m_frame.get()); |
+} |
+ |
+float MediaValuesDynamic::devicePixelRatio() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateDevicePixelRatio(m_frame.get()); |
+} |
+ |
+int MediaValuesDynamic::colorBitsPerComponent() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateColorBitsPerComponent(m_frame.get()); |
+} |
+ |
+int MediaValuesDynamic::monochromeBitsPerComponent() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateMonochromeBitsPerComponent(m_frame.get()); |
+} |
+ |
+MediaValues::PointerDeviceType MediaValuesDynamic::pointer() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateLeastCapablePrimaryPointerDeviceType(m_frame.get()); |
+} |
+ |
+bool MediaValuesDynamic::threeDEnabled() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateThreeDEnabled(m_frame.get()); |
+} |
+ |
+bool MediaValuesDynamic::scanMediaType() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateScanMediaType(m_frame.get()); |
+} |
+ |
+bool MediaValuesDynamic::screenMediaType() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateScreenMediaType(m_frame.get()); |
+} |
+ |
+bool MediaValuesDynamic::printMediaType() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculatePrintMediaType(m_frame.get()); |
+} |
+ |
+bool MediaValuesDynamic::strictMode() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return calculateStrictMode(m_frame.get()); |
+} |
+ |
+Document* MediaValuesDynamic::document() const |
+{ |
+ ASSERT(m_frame.get()); |
+ return m_frame->document(); |
+} |
+ |
+bool MediaValuesDynamic::hasValues() const |
+{ |
+ return(m_style.get() && m_frame.get()); |
+} |
+ |
+} // namespace |