pdfviewer: debug code for drawText (show magenta background for text, to show text even when we fai…

experimental/PdfViewer/SkPdfBasics.cpp

-#include "SkPdfBasics.h"
-#include "SkPdfNativeTokenizer.h"
-
-#include "SkDashPathEffect.h"
-
-PdfContext::PdfContext(SkNativeParsedPDF* doc)
-    : fPdfDoc(doc)
-    , fTmpPageAllocator(new SkPdfAllocator()) {
-}
-
-PdfContext::~PdfContext() {
-    delete fTmpPageAllocator;
-}
-
-void SkPdfGraphicsState::applyGraphicsState(SkPaint* paint, bool stroking) {
-    if (stroking) {
-        fStroking.applyGraphicsState(paint);
-    } else {
-        fNonStroking.applyGraphicsState(paint);
-    }
-
-    // TODO(edisonn): get this from pdfContext->options,
-    // or pdfContext->addPaintOptions(&paint);
-    paint->setAntiAlias(true);
-
-    // TODO(edisonn): miter, ...
-    if (stroking) {
-        paint->setStrokeWidth(SkDoubleToScalar(fLineWidth));
-        // TODO(edisonn): perf, two sets of allocs, create SkDashPathEffect constr that takes ownership
-        // of the intervals
-        if (fDashArrayLength > 0) {
-            paint->setPathEffect(new SkDashPathEffect(fDashArray, fDashArrayLength, fDashPhase))->unref();
-        }
-    }
-
-    // TODO(edisonn): NYI multiple blend modes
-    if (fBlendModesLength == 1 && fBlendModes[0] != SkXfermode::kSrc_Mode) {
-        paint->setXfermodeMode(fBlendModes[0]);
-    }
-
-    //paint->setStrokeMiter(SkDoubleToScalar(fMiterLimit));
-    // TODO(edisonn): impl cap and join
-}