1 files changed, 27 insertions, 0 deletions
diff --git a/src/core/SkBitmap.cpp b/src/core/SkBitmap.cpp
index 91510007cf..579573367f 100644
--- a/src/core/SkBitmap.cpp
+++ b/src/core/SkBitmap.cpp
@@ -633,6 +633,33 @@ void SkBitmap::validate() const {
 }
 #endif
 
+#include "SkString.h"
+void SkBitmap::toString(SkString* str) const {
+
+    static const char* gColorTypeNames[kLastEnum_SkColorType + 1] = {
+        "UNKNOWN", "A8", "565", "4444", "RGBA", "BGRA", "INDEX8",
+    };
+
+    str->appendf("bitmap: ((%d, %d) %s", this->width(), this->height(),
+                 gColorTypeNames[this->colorType()]);
+
+    str->append(" (");
+    if (this->isOpaque()) {
+        str->append("opaque");
+    } else {
+        str->append("transparent");
+    }
+    if (this->isImmutable()) {
+        str->append(", immutable");
+    } else {
+        str->append(", not-immutable");
+    }
+    str->append(")");
+
+    str->appendf(" pixelref:%p", this->pixelRef());
+    str->append(")");
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 bool SkBitmap::peekPixels(SkPixmap* pmap) const {