Index: include/core/SkPixelSerializer.h |
diff --git a/include/core/SkPixelSerializer.h b/include/core/SkPixelSerializer.h |
index d089209909816b720fb710206b0a6e8005a38f57..4ac52530778491e798d622ae10f237bceb46fc68 100644 |
--- a/include/core/SkPixelSerializer.h |
+++ b/include/core/SkPixelSerializer.h |
@@ -8,9 +8,10 @@ |
#ifndef SkPixelSerializer_DEFINED |
#define SkPixelSerializer_DEFINED |
+#include "SkData.h" |
+#include "SkPixmap.h" |
#include "SkRefCnt.h" |
-class SkData; |
struct SkImageInfo; |
/** |
@@ -18,35 +19,38 @@ struct SkImageInfo; |
*/ |
class SkPixelSerializer : public SkRefCnt { |
public: |
- virtual ~SkPixelSerializer() {} |
- |
/** |
- * Call to determine if the client wants to serialize the encoded data. If |
- * false, serialize another version (e.g. the result of encodePixels). |
+ * Call to determine if the client wants to serialize the encoded data. |
+ * |
+ * If the encoded data is can be re-encoded (or taken as is), this returns a ref to a data |
+ * with the result, which the caller must unref() when they are through. The returned |
+ * data may be the same as the input, or it may be different, but either way the caller is |
+ * responsible for calling unref() on it. |
+ * |
+ * If the encoded data is not acceptable to this pixel serializer, this returns NULL. |
*/ |
- bool useEncodedData(const void* data, size_t len) { |
- return this->onUseEncodedData(data, len); |
- } |
+ SkData* reencodeData(SkData* encoded); |
/** |
* Call to get the client's version of encoding these pixels. If it |
* returns NULL, serialize the raw pixels. |
*/ |
- SkData* encodePixels(const SkImageInfo& info, const void* pixels, size_t rowBytes) { |
- return this->onEncodePixels(info, pixels, rowBytes); |
- } |
+ SkData* encodePixels(const SkImageInfo& info, const void* pixels, size_t rowBytes); |
-protected: |
/** |
- * Return true if you want to serialize the encoded data, false if you want |
- * another version serialized (e.g. the result of encodePixels). |
+ * Call to get the client's version of encoding these pixels. If it |
+ * returns NULL, serialize the raw pixels. |
*/ |
- virtual bool onUseEncodedData(const void* data, size_t len) = 0; |
+ SkData* encodePixels(const SkPixmap& pixmap); |
+ |
+protected: |
+ // DEPRECATED -- this is no longer called, so remove from your subclasses! |
+ virtual bool onUseEncodedData(const void*, size_t) { return true; } |
+ |
+ virtual SkData* onReencodeData(SkData* encoded) { |
+ return SkRef(encoded); |
+ } |
- /** |
- * If you want to encode these pixels, return the encoded data as an SkData |
- * Return null if you want to serialize the raw pixels. |
- */ |
virtual SkData* onEncodePixels(const SkImageInfo&, const void* pixels, size_t rowBytes) = 0; |
}; |
#endif // SkPixelSerializer_DEFINED |