skia2/experimental/PdfViewer/SkPdfRenderer.h

57 lines
1.4 KiB
C++

/*
* 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 SkPdfRenderer_DEFINED
#define SkPdfRenderer_DEFINED
// TODO(edisonn): how to remove this dependency? Should I remove the ref counting?
#include "SkRefCnt.h"
// TODO(edisonn): remove this dependency
#include "SkString.h"
class SkBitmap;
class SkCanvas;
class SkPdfNativeDoc;
struct SkRect;
class SkStream;
class SkString;
enum SkPdfContent {
kNoForms_SkPdfContent,
kAll_SkPdfContent,
};
// TODO(edisonn): move in another file
class SkPdfRenderer : public SkRefCnt {
SkPdfNativeDoc* fPdfDoc;
public:
SkPdfRenderer() : fPdfDoc(NULL) {}
virtual ~SkPdfRenderer() {unload();}
// TODO(edisonn): add options to render forms, or not
bool renderPage(int page, SkCanvas* canvas, const SkRect& dst) const;
bool load(const SkString inputFileName);
bool load(SkStream* stream);
bool loaded() const {return fPdfDoc != NULL;}
int pages() const;
void unload();
SkRect MediaBox(int page) const;
size_t bytesUsed() const;
};
void reportPdfRenderStats();
bool SkPDFNativeRenderToBitmap(SkStream* stream,
SkBitmap* output,
int page = 0,
SkPdfContent content = kAll_SkPdfContent,
double dpi = 72.0);
#endif // SkPdfRenderer_DEFINED