Move SkImage::encode to SkImage_Codec.cpp.

Chrome depends on SkImage.cpp, but does not include SkImageDecoder,
so having SkImage::encode in SkImage.cpp breaks chromium. Temporarily
fix the problem by moving the implementation into SkImage_Codec.cpp.

The larger fix will be to solve
https://code.google.com/p/skia/issues/detail?id=1275

R=reed@google.com, robertphillips@google.com

Author: scroggo@google.com

Review URL: https://chromiumcodereview.appspot.com/15314004

git-svn-id: http://skia.googlecode.com/svn/trunk@9204 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 37 insertions, 0 deletions

diff --git a/src/image/SkImage_Codec.cpp b/src/image/SkImage_Codec.cpp
index 9d81dc943a..77ce03779a 100644
--- a/src/image/SkImage_Codec.cpp
+++ b/src/image/SkImage_Codec.cpp
@@ -64,3 +64,40 @@ SkImage* SkImage::NewEncodedData(SkData* data) {
 
     return SkNEW_ARGS(SkImage_Codec, (data, bitmap.width(), bitmap.height()));
 }
+
+///////////////////////////////////////////////////////////////////////////////
+
+// FIXME: Temporarily move this here so chromium can still build until we truly
+// fix the core/images dependency issue (https://code.google.com/p/skia/issues/detail?id=1275)
+#include "SkImage.h"
+#include "../images/SkImageEncoder.h"
+
+static const SkImage_Base* asIB(const SkImage* image) {
+    return static_cast<const SkImage_Base*>(image);
+}
+
+static const struct {
+    SkImageEncoder::Type    fIE;
+    SkImage::EncodeType     fET;
+} gTable[] = {
+    { SkImageEncoder::kBMP_Type,    SkImage::kBMP_EncodeType  },
+    { SkImageEncoder::kGIF_Type,    SkImage::kGIF_EncodeType  },
+    { SkImageEncoder::kICO_Type,    SkImage::kICO_EncodeType  },
+    { SkImageEncoder::kJPEG_Type,   SkImage::kJPEG_EncodeType },
+    { SkImageEncoder::kPNG_Type,    SkImage::kPNG_EncodeType  },
+    { SkImageEncoder::kWBMP_Type,   SkImage::kWBMP_EncodeType },
+    { SkImageEncoder::kWEBP_Type,   SkImage::kWEBP_EncodeType },
+};
+
+SkData* SkImage::encode(EncodeType et, int quality) const {
+    for (size_t i = 0; i < SK_ARRAY_COUNT(gTable); ++i) {
+        if (gTable[i].fET == et) {
+            SkBitmap bm;
+            if (asIB(this)->getROPixels(&bm)) {
+                return SkImageEncoder::EncodeData(bm, gTable[i].fIE, quality);
+            }
+            break;
+        }
+    }
+    return NULL;
+}