Show the paint's typeface information in the details pane of the debugger.

Also add a convenience constructor for SkMemoryStream that takes the SkData directly
(instead of having to construct an empty one and call setData).
Review URL: https://codereview.appspot.com/7065045

git-svn-id: http://skia.googlecode.com/svn/trunk@7048 2bbb7eff-a529-9590-31e7-b0007b416f81

debugger/SkObjectParser.cpp

@@ -8,6 +8,10 @@
 
 #include "SkObjectParser.h"
 #include "SkRRect.h"
+#include "SkTypeface.h"
+#include "SkStream.h"
+#include "SkData.h"
+#include "SkFontDescriptor.h"
 
 /* TODO(chudy): Replace all std::strings with char */
 
@@ -98,8 +102,29 @@ SkString* SkObjectParser::MatrixToString(const SkMatrix& matrix) {
 
 SkString* SkObjectParser::PaintToString(const SkPaint& paint) {
     SkColor color = paint.getColor();
-    SkString* mPaint = new SkString("SkPaint: Color: 0x");
+    SkString* mPaint = new SkString("<dl><dt>SkPaint:</dt><dd><dl><dt>Color:</dt><dd>0x");
     mPaint->appendHex(color);
+    mPaint->append("</dd>");
+    
+    SkTypeface *typeface = paint.getTypeface();
+    if (typeface) {
+        SkDynamicMemoryWStream ostream;
+        typeface->serialize(&ostream);
+        SkData *data = SkAutoTUnref<SkData>(ostream.copyToData());
+    
+        SkMemoryStream stream(data);
+        SkFontDescriptor descriptor(&stream);
+    
+        mPaint->append("<dt>Font Family Name:</dt><dd>");
+        mPaint->append(descriptor.getFamilyName());
+        mPaint->append("</dd><dt>Font Full Name:</dt><dd>");
+        mPaint->append(descriptor.getFullName());
+        mPaint->append("</dd><dt>Font PS Name:</dt><dd>");
+        mPaint->append(descriptor.getPostscriptName());
+        mPaint->append("</dd><dt>Font File Name:</dt><dd>");
+        mPaint->append(descriptor.getFontFileName());
+        mPaint->append("</dd></dl></dl>");
+    }
 
     return mPaint;
 }

gyp/debugger.gyp

@@ -81,6 +81,7 @@
         '../debugger',      # To pull SkDebugger.h
         '../debugger/QT',   # For all the QT UI Goodies
         '../src/gpu',       # To pull gl/GrGLUtil.h
+        '../src/ports',     # To pull SkFontDescriptor.h
         '../bench',
         '../tools',
         '<@(qt_includes)',

include/core/SkStream.h

@@ -188,6 +188,7 @@ public:
     /** if copyData is true, the stream makes a private copy of the data
     */
     SkMemoryStream(const void* data, size_t length, bool copyData = false);
+    SkMemoryStream(SkData *data);
     virtual ~SkMemoryStream();
 
     /** Resets the stream to the specified data and length,

src/core/SkStream.cpp

@@ -299,6 +299,11 @@ SkMemoryStream::SkMemoryStream(const void* src, size_t size, bool copyData) {
     fOffset = 0;
 }
 
+SkMemoryStream::SkMemoryStream(SkData *data) {
+    fData = SkSafeRef(data);
+    fOffset = 0;
+}
+
 SkMemoryStream::~SkMemoryStream() {
     fData->unref();
 }