From d40da64fcdecde1a2909cc42ca41eac6315bb162 Mon Sep 17 00:00:00 2001
From: "reed@google.com" <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Thu, 20 Oct 2011 13:18:37 +0000
Subject: add typefacecache to be purged in SkGraphics::Term()

git-svn-id: http://skia.googlecode.com/svn/trunk@2504 2bbb7eff-a529-9590-31e7-b0007b416f81
---
 src/core/SkGraphics.cpp      | 2 ++
 src/core/SkTypefaceCache.cpp | 9 +++++++++
 src/core/SkTypefaceCache.h   | 8 ++++++++
 3 files changed, 19 insertions(+)

diff --git a/src/core/SkGraphics.cpp b/src/core/SkGraphics.cpp
index 8102aca8ee..2da0856d86 100644
--- a/src/core/SkGraphics.cpp
+++ b/src/core/SkGraphics.cpp
@@ -108,9 +108,11 @@ void SkGraphics::Init() {
 ///////////////////////////////////////////////////////////////////////////////
 
 #include "SkGlyphCache.h"
+#include "SkTypefaceCache.h"
 
 void SkGraphics::Term() {
     SkGraphics::SetFontCacheUsed(0);
+    SkTypefaceCache::PurgeAll();
     SkGlobals::Term();
 }
 
diff --git a/src/core/SkTypefaceCache.cpp b/src/core/SkTypefaceCache.cpp
index fc013cd149..8d86005473 100644
--- a/src/core/SkTypefaceCache.cpp
+++ b/src/core/SkTypefaceCache.cpp
@@ -66,6 +66,11 @@ void SkTypefaceCache::purge(int numToPurge) {
     }
 }
 
+void SkTypefaceCache::purgeAll() {
+    this->purge(fArray.count());
+    fArray.reset();
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 SkTypefaceCache& SkTypefaceCache::Get() {
@@ -95,6 +100,10 @@ SkTypeface* SkTypefaceCache::FindByProc(FindProc proc, void* ctx) {
     return Get().findByProc(proc, ctx);
 }
 
+void SkTypefaceCache::PurgeAll() {
+    Get().purgeAll();
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef SK_DEBUG
diff --git a/src/core/SkTypefaceCache.h b/src/core/SkTypefaceCache.h
index ce351e5fc4..b788d21e4a 100644
--- a/src/core/SkTypefaceCache.h
+++ b/src/core/SkTypefaceCache.h
@@ -52,6 +52,13 @@ public:
      */
     static SkTypeface* FindByProc(FindProc proc, void* ctx);
 
+    /**
+     *  This will unref all of the typefaces in the cache. Normally this is
+     *  handled automatically as needed. This function is exposed for clients
+     *  that explicitly want to purge the entire cache (e.g. to look for leaks).
+     */
+    static void PurgeAll();
+
     /**
      *  Debugging only: dumps the status of the typefaces in the cache
      */
@@ -64,6 +71,7 @@ private:
     SkTypeface* findByID(SkFontID findID) const;
     SkTypeface* findByProc(FindProc proc, void* ctx) const;
     void purge(int count);
+    void purgeAll();
 
     struct Rec {
         SkTypeface*         fFace;
-- 
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