pdfviewer: fix font rotation issues

experimental/PdfViewer/SkPdfFont.h

 #ifndef __DEFINED__SkPdfFont
 #define __DEFINED__SkPdfFont
 
 #include "SkPdfHeaders_autogen.h"
 #include "SkPdfMapper_autogen.h"
 
 #include <map>
 #include <string>
 
 #include "SkTypeface.h"
@@ skipping 154 matching lines @@
     SkPdfFont() : fBaseFont(NULL), fEncoding(SkPdfDefaultEncoding::instance()), fToUnicode(NULL) {}
 
     virtual ~SkPdfFont() {
         // TODO(edisonn): NYI (will leak for now)
     }
 
     const SkPdfEncoding* encoding() const {return fEncoding;}
 
     void drawText(const SkDecodedText& text, SkPaint* paint, PdfContext* pdfContext, SkCanvas* canvas) {
         for (int i = 0 ; i < text.size(); i++) {
+            canvas->setMatrix(pdfContext->fGraphicsState.fMatrixTm);
+#ifdef PDF_TRACE
+            SkPoint point = SkPoint::Make(SkDoubleToScalar(0), SkDoubleToScalar(0));
+            pdfContext->fGraphicsState.fMatrixTm.mapPoints(&point, 1);
+            printf("DrawText at (%f, %f)\n", SkScalarToDouble(point.x()), SkScalarToDouble(point.y()));
+#endif  // PDF_TRACE
             double width = drawOneChar(text[i], paint, pdfContext, canvas);
             pdfContext->fGraphicsState.fMatrixTm.preTranslate(SkDoubleToScalar(width), SkDoubleToScalar(0.0));
-            canvas->translate(SkDoubleToScalar(width), SkDoubleToScalar(0.0));
         }
     }
 
     void ToUnicode(const SkDecodedText& textIn, SkUnicodeText* textOut) const {
         if (fToUnicode) {
             textOut->text = new uint16_t[textIn.len];
             textOut->len = textIn.len;
             for (int i = 0; i < textIn.len; i++) {
                 textOut->text[i] = fToUnicode->fCMapEncoding[textIn.text[i]];
             }
@@ skipping 227 matching lines @@
                              SkDoubleToScalar(0.0));
         return fChars[ch - fFirstChar].fWidth;
     }
 
     virtual void afterWord(SkPaint* paint, SkMatrix* matrix) {
 
     }
 };
 
 #endif  // __DEFINED__SkPdfFont