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

experimental/PdfViewer/pdfparser/native/SkPdfNativeObject.cpp

 
-#include "SkPdfObject.h"
+#include "SkPdfNativeObject.h"
 #include "SkPdfStreamCommonDictionary_autogen.h"
 
 #include "SkFlate.h"
 #include "SkStream.h"
 #include "SkPdfNativeTokenizer.h"
 
 #include "SkBitmap.h"
 #include "SkPdfFont.h"
 
-SkPdfObject SkPdfObject::kNull = SkPdfObject::makeNull();
+SkPdfNativeObject SkPdfNativeObject::kNull = SkPdfNativeObject::makeNull();
 
-bool SkPdfObject::applyFlateDecodeFilter() {
+bool SkPdfNativeObject::applyFlateDecodeFilter() {
     if (!SkFlate::HaveFlate()) {
         // TODO(edisonn): warn, make callers handle it
         return false;
     }
 
     const unsigned char* old = fStr.fBuffer;
     bool deleteOld = isStreamOwned();
 
     SkMemoryStream skstream(fStr.fBuffer, fStr.fBytes >> 2, false);
     SkDynamicMemoryWStream uncompressedData;
 
     if (SkFlate::Inflate(&skstream, &uncompressedData)) {
         fStr.fBytes = (uncompressedData.bytesWritten() << 2) + kOwnedStreamBit + kUnfilteredStreamBit;
         fStr.fBuffer = (const unsigned char*)new unsigned char[uncompressedData.bytesWritten()];
         uncompressedData.copyTo((void*)fStr.fBuffer);
 
         if (deleteOld) {
             delete[] old;
         }
 
         return true;
     } else {
         // TODO(edisonn): warn, make callers handle it
         return false;
     }
 }
 
-bool SkPdfObject::applyDCTDecodeFilter() {
+bool SkPdfNativeObject::applyDCTDecodeFilter() {
     // this would fail, and it won't allow any more filters.
     // technically, it would be possible, but not a real world scenario
     // TODO(edisonn): or get the image here and store it for fast retrieval?
     return false;
 }
 
-bool SkPdfObject::applyFilter(const char* name) {
+bool SkPdfNativeObject::applyFilter(const char* name) {
     if (strcmp(name, "FlateDecode") == 0) {
         return applyFlateDecodeFilter();
     } else if (strcmp(name, "DCTDecode") == 0) {
         return applyDCTDecodeFilter();
     }
     // TODO(edisonn): allert, not supported, but should be implemented asap
     return false;
 }
 
-bool SkPdfObject::filterStream() {
+bool SkPdfNativeObject::filterStream() {
     if (!hasStream()) {
         return false;
     }
 
     if (isStreamFiltered()) {
         return true;
     }
 
     SkPdfStreamCommonDictionary* stream = (SkPdfStreamCommonDictionary*)this;
 
     if (!stream->has_Filter()) {
         fStr.fBytes = ((fStr.fBytes >> 1) << 1) + kFilteredStreamBit;
     } else if (stream->isFilterAName(NULL)) {
         std::string filterName = stream->getFilterAsName(NULL);
         applyFilter(filterName.c_str());
     } else if (stream->isFilterAArray(NULL)) {
         const SkPdfArray* filters = stream->getFilterAsArray(NULL);
         int cnt = filters->size();
         for (int i = cnt - 1; i >= 0; i--) {
-            const SkPdfObject* filterName = filters->objAtAIndex(i);
+            const SkPdfNativeObject* filterName = filters->objAtAIndex(i);
             if (filterName != NULL && filterName->isName()) {
                 if (!applyFilter(filterName->nameValue())) {
                     break;
                 }
             } else {
                 // TODO(edisonn): report warning
             }
         }
     }
 
     return true;
 }
 
-void SkPdfObject::releaseData() {
+void SkPdfNativeObject::releaseData() {
     if (fData) {
         switch (fDataType) {
             case kFont_Data:
                 delete (SkPdfFont*)fData;
                 break;
             case kBitmap_Data:
                 delete (SkBitmap*)fData;
                 break;
             default:
                 SkASSERT(false);
                 break;
         }
     }
     fData = NULL;
     fDataType = kEmpty_Data;
 }