Remove experimental/PdfViewer

experimental/PdfViewer/src/SkPdfDiffEncoder.cpp

Index: experimental/PdfViewer/src/SkPdfDiffEncoder.cpp
diff --git a/experimental/PdfViewer/src/SkPdfDiffEncoder.cpp b/experimental/PdfViewer/src/SkPdfDiffEncoder.cpp
deleted file mode 100644
index 3ea0d37363a2e234a4390ebf51d5a6cef97687c0..0000000000000000000000000000000000000000
--- a/experimental/PdfViewer/src/SkPdfDiffEncoder.cpp
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkPdfDiffEncoder.h"
-#include "SkPdfNativeTokenizer.h"
-
-#ifdef PDF_TRACE_DIFF_IN_PNG
-#include "SkBitmap.h"
-#include "SkBitmapDevice.h"
-#include "SkCanvas.h"
-#include "SkClipStack.h"
-#include "SkColor.h"
-#include "SkImageEncoder.h"
-#include "SkPaint.h"
-#include "SkPath.h"
-#include "SkRegion.h"
-#include "SkScalar.h"
-#include "SkString.h"
-
-extern "C" SkBitmap* gDumpBitmap;
-extern "C" SkCanvas* gDumpCanvas;
-SkBitmap* gDumpBitmap = NULL;
-SkCanvas* gDumpCanvas = NULL;
-static int gReadOp;
-static int gOpCounter;
-static SkString gLastKeyword;
-#endif  // PDF_TRACE_DIFF_IN_PNG
-
-void SkPdfDiffEncoder::WriteToFile(PdfToken* token) {
-#ifdef PDF_TRACE_DIFF_IN_PNG
-    gReadOp++;
-    gOpCounter++;
-
-    // Only attempt to write if the dump bitmap and canvas are non NULL. They are set by
-    // pdf_viewer_main.cpp
-    if (NULL == gDumpBitmap || NULL == gDumpCanvas) {
-        return;
-    }
-
-    // TODO(edisonn): this code is used to make a step by step history of all the draw operations
-    // so we could find the step where something is wrong.
-    if (!gLastKeyword.isEmpty()) {
-        gDumpCanvas->flush();
-
-        // Copy the existing drawing. Then we will draw the difference caused by this command,
-        // highlighted with a blue border.
-        SkBitmap bitmap;
-        if (gDumpBitmap->copyTo(&bitmap, SkBitmap::kARGB_8888_Config)) {
-
-            SkAutoTUnref<SkBaseDevice> device(SkNEW_ARGS(SkBitmapDevice, (bitmap)));
-            SkCanvas canvas(device);
-
-            // draw context stuff here
-            SkPaint blueBorder;
-            blueBorder.setColor(SK_ColorBLUE);
-            blueBorder.setStyle(SkPaint::kStroke_Style);
-            blueBorder.setTextSize(SkDoubleToScalar(20));
-
-            SkString str;
-
-            const SkClipStack* clipStack = gDumpCanvas->getClipStack();
-            if (clipStack) {
-                SkClipStack::Iter iter(*clipStack, SkClipStack::Iter::kBottom_IterStart);
-                const SkClipStack::Element* elem;
-                double y = 0;
-                int total = 0;
-                while ((elem = iter.next()) != NULL) {
-                    total++;
-                    y += 30;
-
-                    switch (elem->getType()) {
-                        case SkClipStack::Element::kRect_Type:
-                            canvas.drawRect(elem->getRect(), blueBorder);
-                            canvas.drawText("Rect Clip", strlen("Rect Clip"),
-                                            SkDoubleToScalar(10), SkDoubleToScalar(y), blueBorder);
-                            break;
-                        case SkClipStack::Element::kPath_Type:
-                            canvas.drawPath(elem->getPath(), blueBorder);
-                            canvas.drawText("Path Clip", strlen("Path Clip"),
-                                            SkDoubleToScalar(10), SkDoubleToScalar(y), blueBorder);
-                            break;
-                        case SkClipStack::Element::kEmpty_Type:
-                            canvas.drawText("Empty Clip!!!", strlen("Empty Clip!!!"),
-                                            SkDoubleToScalar(10), SkDoubleToScalar(y), blueBorder);
-                            break;
-                        default:
-                            canvas.drawText("Unknown Clip!!!", strlen("Unknown Clip!!!"),
-                                            SkDoubleToScalar(10), SkDoubleToScalar(y), blueBorder);
-                            break;
-                    }
-                }
-
-                y += 30;
-                str.printf("Number of clips in stack: %i", total);
-                canvas.drawText(str.c_str(), str.size(),
-                                SkDoubleToScalar(10), SkDoubleToScalar(y), blueBorder);
-            }
-
-            const SkRegion& clipRegion = gDumpCanvas->getTotalClip();
-            SkPath clipPath;
-            if (clipRegion.getBoundaryPath(&clipPath)) {
-                SkPaint redBorder;
-                redBorder.setColor(SK_ColorRED);
-                redBorder.setStyle(SkPaint::kStroke_Style);
-                canvas.drawPath(clipPath, redBorder);
-            }
-
-            canvas.flush();
-
-            SkString out;
-
-            // TODO(edisonn): overlay on top of image inf about the clip , grafic state, the stack
-
-            out.appendf("/tmp/log_step_by_step/step-%i-%s.png", gOpCounter, gLastKeyword.c_str());
-
-            SkImageEncoder::EncodeFile(out.c_str(), bitmap, SkImageEncoder::kPNG_Type, 100);
-        }
-    }
-
-    if (token->fType == kKeyword_TokenType && token->fKeyword && token->fKeywordLength > 0) {
-        gLastKeyword.set(token->fKeyword, token->fKeywordLength);
-    } else {
-        gLastKeyword.reset();
-    }
-#endif
-}