Index: third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.cpp |
diff --git a/third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.cpp b/third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.cpp |
index b758a6cf9bbdefdea70c38d7834f979c448873cb..d52416b1babe4f8fda10f4860f0b77ac22d8d3b0 100644 |
--- a/third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.cpp |
+++ b/third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.cpp |
@@ -6,6 +6,34 @@ |
namespace blink { |
+DOMMatrixReadOnly* DOMMatrixReadOnly::create(Vector<double> sequence, ExceptionState& exceptionState) |
+{ |
+ if (sequence.size() != 6 && sequence.size() != 16) { |
+ exceptionState.throwTypeError("An invalid number sequence is specified. The sequence must contain 6 elements for 2D matrix and 16 elements for 3D matrix."); |
+ return nullptr; |
+ } |
+ return new DOMMatrixReadOnly(sequence); |
+} |
+ |
+DOMMatrixReadOnly::DOMMatrixReadOnly(Vector<double> sequence) |
+{ |
+ if (sequence.size() == 6) { |
+ m_matrix = TransformationMatrix::create( |
+ sequence[0], sequence[1], sequence[2], sequence[3], |
+ sequence[4], sequence[5]); |
+ m_is2D = true; |
+ } else if (sequence.size() == 16) { |
+ m_matrix = TransformationMatrix::create( |
+ sequence[0], sequence[1], sequence[2], sequence[3], |
+ sequence[4], sequence[5], sequence[6], sequence[7], |
+ sequence[8], sequence[9], sequence[10], sequence[11], |
+ sequence[12], sequence[13], sequence[14], sequence[15]); |
+ m_is2D = false; |
+ } else { |
+ NOTREACHED(); |
+ } |
+} |
+ |
DOMMatrixReadOnly::~DOMMatrixReadOnly() |
{ |
} |