Index: sky/engine/core/painting/CanvasColor.cpp |
diff --git a/sky/engine/core/painting/CanvasColor.cpp b/sky/engine/core/painting/CanvasColor.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..bb8887adaf046fd18b65c1c0be4816b3489c3ac8 |
--- /dev/null |
+++ b/sky/engine/core/painting/CanvasColor.cpp |
@@ -0,0 +1,45 @@ |
+// Copyright 2015 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 "sky/engine/config.h" |
+#include "sky/engine/core/painting/CanvasColor.h" |
+ |
+#include "sky/engine/core/script/dom_dart_state.h" |
+#include "sky/engine/tonic/dart_builtin.h" |
+#include "sky/engine/tonic/dart_error.h" |
+#include "sky/engine/tonic/dart_value.h" |
+ |
+namespace blink { |
+ |
+// Convert dart_color => SkColor. |
+CanvasColor DartConverter<CanvasColor, void>::FromArgumentsWithNullCheck( |
+ Dart_NativeArguments args, |
+ int index, |
+ Dart_Handle& exception) { |
+ CanvasColor result; |
+ |
+ Dart_Handle dart_color = Dart_GetNativeArgument(args, index); |
+ DCHECK(!LogIfError(dart_color)); |
+ |
+ Dart_Handle value = |
+ Dart_GetField(dart_color, DOMDartState::Current()->value_handle()); |
+ |
+ uint64_t color = 0; |
+ Dart_Handle rv = Dart_IntegerToUint64(value, &color); |
+ DCHECK(!LogIfError(rv)); |
+ DCHECK(color < (1L << 33)); |
+ |
+ result.sk_color = static_cast<SkColor>(color); |
+ return result; |
+} |
+ |
+void DartConverter<CanvasColor, void>::SetReturnValue( |
+ Dart_NativeArguments args, unsigned val) { |
+ Dart_Handle color_class = DOMDartState::Current()->color_class(); |
+ Dart_Handle constructor_args[] = { ToDart(val) }; |
+ Dart_SetReturnValue(args, |
+ Dart_New(color_class, Dart_Null(), 1, constructor_args)); |
+} |
+ |
+} // namespace blink |