Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/dom/smil/SMILStringType.cpp b/dom/smil/SMILStringType.cpp
new file mode 100644
index 0000000000..a79a97eb2c
--- /dev/null
+++ b/dom/smil/SMILStringType.cpp
@@ -0,0 +1,75 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "SMILStringType.h"
+
+#include "mozilla/SMILValue.h"
+#include "nsDebug.h"
+#include "nsString.h"
+
+namespace mozilla {
+
+void SMILStringType::Init(SMILValue& aValue) const {
+  MOZ_ASSERT(aValue.IsNull(), "Unexpected value type");
+  aValue.mU.mPtr = new nsString();
+  aValue.mType = this;
+}
+
+void SMILStringType::Destroy(SMILValue& aValue) const {
+  MOZ_ASSERT(aValue.mType == this, "Unexpected SMIL value");
+  delete static_cast<nsAString*>(aValue.mU.mPtr);
+  aValue.mU.mPtr = nullptr;
+  aValue.mType = SMILNullType::Singleton();
+}
+
+nsresult SMILStringType::Assign(SMILValue& aDest, const SMILValue& aSrc) const {
+  MOZ_ASSERT(aDest.mType == aSrc.mType, "Incompatible SMIL types");
+  MOZ_ASSERT(aDest.mType == this, "Unexpected SMIL value");
+
+  const nsAString* src = static_cast<const nsAString*>(aSrc.mU.mPtr);
+  nsAString* dst = static_cast<nsAString*>(aDest.mU.mPtr);
+  *dst = *src;
+  return NS_OK;
+}
+
+bool SMILStringType::IsEqual(const SMILValue& aLeft,
+                             const SMILValue& aRight) const {
+  MOZ_ASSERT(aLeft.mType == aRight.mType, "Incompatible SMIL types");
+  MOZ_ASSERT(aLeft.mType == this, "Unexpected type for SMIL value");
+
+  const nsAString* leftString = static_cast<const nsAString*>(aLeft.mU.mPtr);
+  const nsAString* rightString = static_cast<nsAString*>(aRight.mU.mPtr);
+  return *leftString == *rightString;
+}
+
+nsresult SMILStringType::Add(SMILValue& aDest, const SMILValue& aValueToAdd,
+                             uint32_t aCount) const {
+  MOZ_ASSERT(aValueToAdd.mType == aDest.mType, "Trying to add invalid types");
+  MOZ_ASSERT(aValueToAdd.mType == this, "Unexpected source type");
+  return NS_ERROR_FAILURE;  // string values can't be added to each other
+}
+
+nsresult SMILStringType::ComputeDistance(const SMILValue& aFrom,
+                                         const SMILValue& aTo,
+                                         double& aDistance) const {
+  MOZ_ASSERT(aFrom.mType == aTo.mType, "Trying to compare different types");
+  MOZ_ASSERT(aFrom.mType == this, "Unexpected source type");
+  return NS_ERROR_FAILURE;  // there is no concept of distance between string
+                            // values
+}
+
+nsresult SMILStringType::Interpolate(const SMILValue& aStartVal,
+                                     const SMILValue& aEndVal,
+                                     double aUnitDistance,
+                                     SMILValue& aResult) const {
+  MOZ_ASSERT(aStartVal.mType == aEndVal.mType,
+             "Trying to interpolate different types");
+  MOZ_ASSERT(aStartVal.mType == this, "Unexpected types for interpolation");
+  MOZ_ASSERT(aResult.mType == this, "Unexpected result type");
+  return NS_ERROR_FAILURE;  // string values do not interpolate
+}
+
+}  // namespace mozilla