From a14ea0e930c82daa2364ece4bd0b06256272302a Mon Sep 17 00:00:00 2001
From: "reed@android.com"
 <reed@android.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Tue, 17 Mar 2009 17:59:53 +0000
Subject: Simplify font-chaining (fallbacks) to have fonthost just return the
 next logical fontID. Extend ImageRef to accept an imagedecoder factory, to
 replace calling the std one.

git-svn-id: http://skia.googlecode.com/svn/trunk@125 2bbb7eff-a529-9590-31e7-b0007b416f81
---
 src/images/SkImageRef.cpp | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'src/images')

diff --git a/src/images/SkImageRef.cpp b/src/images/SkImageRef.cpp
index 8b14375582..0865c88595 100644
--- a/src/images/SkImageRef.cpp
+++ b/src/images/SkImageRef.cpp
@@ -20,6 +20,7 @@ SkImageRef::SkImageRef(SkStream* stream, SkBitmap::Config config,
     fConfig = config;
     fSampleSize = sampleSize;
     fPrev = fNext = NULL;
+    fFactory = NULL;
 
 #ifdef DUMP_IMAGEREF_LIFECYCLE
     SkDebugf("add ImageRef %p [%d] data=%d\n",
@@ -36,6 +37,7 @@ SkImageRef::~SkImageRef() {
 #endif
 
     fStream->unref();
+    fFactory->safeUnref();
 }
 
 bool SkImageRef::getInfo(SkBitmap* bitmap) {
@@ -52,6 +54,12 @@ bool SkImageRef::getInfo(SkBitmap* bitmap) {
     return true;
 }
 
+SkImageDecoderFactory* SkImageRef::setDecoderFactory(
+                                                SkImageDecoderFactory* fact) {
+    SkRefCnt_SafeAssign(fFactory, fact);
+    return fact;
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 bool SkImageRef::onDecode(SkImageDecoder* codec, SkStream* stream,
@@ -84,8 +92,14 @@ bool SkImageRef::prepareBitmap(SkImageDecoder::Mode mode) {
     SkASSERT(fBitmap.getPixels() == NULL);
 
     fStream->rewind();
-        
-    SkImageDecoder* codec = SkImageDecoder::Factory(fStream);
+
+    SkImageDecoder* codec;
+    if (fFactory) {
+        codec = fFactory->newDecoder(fStream);
+    } else {
+        codec = SkImageDecoder::Factory(fStream);
+    }
+
     if (codec) {
         SkAutoTDelete<SkImageDecoder> ad(codec);
 
-- 
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