From ed73fc39cdafc2ce0980aa8ea6b7044e0c678b62 Mon Sep 17 00:00:00 2001
From: stuartmorgan <stuart.morgan@gmail.com>
Date: Tue, 19 Feb 2019 07:06:57 -0800
Subject: [PATCH] Expose more pointer phases in embedder.h (#7813)

Adds 'add', 'remove', and 'hover' to the set of pointer phases that are
available to embedders. This is necessary for them to send hover events
to the engine.
---
 shell/platform/embedder/embedder.cc | 7 +++++++
 shell/platform/embedder/embedder.h  | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/shell/platform/embedder/embedder.cc b/shell/platform/embedder/embedder.cc
index 165610d8c..d134847ed 100644
--- a/shell/platform/embedder/embedder.cc
+++ b/shell/platform/embedder/embedder.cc
@@ -540,6 +540,7 @@ FlutterEngineResult FlutterEngineSendWindowMetricsEvent(
              : kInvalidArguments;
 }
 
+// Returns the blink::PointerData::Change for the given FlutterPointerPhase.
 inline blink::PointerData::Change ToPointerDataChange(
     FlutterPointerPhase phase) {
   switch (phase) {
@@ -551,6 +552,12 @@ inline blink::PointerData::Change ToPointerDataChange(
       return blink::PointerData::Change::kDown;
     case kMove:
       return blink::PointerData::Change::kMove;
+    case kAdd:
+      return blink::PointerData::Change::kAdd;
+    case kRemove:
+      return blink::PointerData::Change::kRemove;
+    case kHover:
+      return blink::PointerData::Change::kHover;
   }
   return blink::PointerData::Change::kCancel;
 }
diff --git a/shell/platform/embedder/embedder.h b/shell/platform/embedder/embedder.h
index d1a997aec..010bfbe33 100644
--- a/shell/platform/embedder/embedder.h
+++ b/shell/platform/embedder/embedder.h
@@ -148,6 +148,9 @@ typedef enum {
   kUp,
   kDown,
   kMove,
+  kAdd,
+  kRemove,
+  kHover,
 } FlutterPointerPhase;
 
 typedef struct {
-- 
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