aboutsummaryrefslogtreecommitdiffhomepage
path: root/experimental/PdfViewer/inc/SkPdfTokenLooper.h
diff options
context:
space:
mode:
Diffstat (limited to 'experimental/PdfViewer/inc/SkPdfTokenLooper.h')
-rw-r--r--experimental/PdfViewer/inc/SkPdfTokenLooper.h68
1 files changed, 0 insertions, 68 deletions
diff --git a/experimental/PdfViewer/inc/SkPdfTokenLooper.h b/experimental/PdfViewer/inc/SkPdfTokenLooper.h
deleted file mode 100644
index f3897cc78f..0000000000
--- a/experimental/PdfViewer/inc/SkPdfTokenLooper.h
+++ /dev/null
@@ -1,68 +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.
- */
-
-#ifndef SkPdfTokenLooper_DEFINED
-#define SkPdfTokenLooper_DEFINED
-
-#include "SkPdfNativeTokenizer.h"
-// For SkPdfResult
-#include "SkPdfUtils.h"
-
-class SkCanvas;
-class SkPdfContext;
-
-/**
- * An object which reads tokens from a tokenizer and draws it to an SkCanvas.
- * FIXME (scroggo): Can this be an interface? See http://goo.gl/AXQtkH
- */
-class SkPdfTokenLooper {
-public:
- /**
- * Create a looper with no parent.
- * @param tokenizer SkPdfNativeTokenizer for reading tokens.
- * @param pdfContext Context for drawing state.
- * @param canvas Target SkCanvas for drawing.
- */
- SkPdfTokenLooper(SkPdfNativeTokenizer* tokenizer,
- SkPdfContext* pdfContext,
- SkCanvas* canvas)
- : fParent(NULL)
- , fTokenizer(tokenizer)
- , fPdfContext(pdfContext)
- , fCanvas(canvas) {}
-
- /**
- * Create a looper as a child of parent. It will share the
- * SkPdfContext, SkPdfTokenizer, and SkCanvas with its parent.
- */
- explicit SkPdfTokenLooper(SkPdfTokenLooper* parent)
- : fParent(parent)
- , fTokenizer(parent->fTokenizer)
- , fPdfContext(parent->fPdfContext)
- , fCanvas(parent->fCanvas) {}
-
- virtual ~SkPdfTokenLooper() {}
-
- /**
- * Consume a token, and draw to fCanvas as directed.
- */
- virtual SkPdfResult consumeToken(PdfToken& token) = 0;
-
- /**
- * Consume all the tokens this looper can handle.
- */
- virtual void loop() = 0;
-
-protected:
- // All are unowned pointers.
- SkPdfTokenLooper* fParent;
- SkPdfNativeTokenizer* fTokenizer;
- SkPdfContext* fPdfContext;
- SkCanvas* fCanvas;
-};
-
-#endif // SkPdfTokenLooper_DEFINED