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b5b7e1eb4c
Many affected callers. Bug: 42271580 Change-Id: I6cf73a871c91cec9876822e56f6c28a8907b20c7 Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/130670 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Lei Zhang <thestig@chromium.org>
52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// Copyright 2017 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FXGE_DIB_CFX_IMAGESTRETCHER_H_
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#define CORE_FXGE_DIB_CFX_IMAGESTRETCHER_H_
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#include <memory>
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#include "core/fxcrt/fx_coordinates.h"
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#include "core/fxcrt/retain_ptr.h"
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#include "core/fxcrt/unowned_ptr.h"
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#include "core/fxge/dib/fx_dib.h"
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#include "core/fxge/dib/scanlinecomposer_iface.h"
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class CFX_DIBBase;
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class CStretchEngine;
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class PauseIndicatorIface;
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class CFX_ImageStretcher {
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public:
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CFX_ImageStretcher(ScanlineComposerIface* pDest,
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RetainPtr<const CFX_DIBBase> source,
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int dest_width,
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int dest_height,
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const FX_RECT& bitmap_rect,
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const FXDIB_ResampleOptions& options);
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~CFX_ImageStretcher();
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bool Start();
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bool Continue(PauseIndicatorIface* pPause);
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RetainPtr<const CFX_DIBBase> source();
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private:
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bool StartStretch();
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bool ContinueStretch(PauseIndicatorIface* pPause);
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UnownedPtr<ScanlineComposerIface> const dest_;
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RetainPtr<const CFX_DIBBase> const source_;
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std::unique_ptr<CStretchEngine> stretch_engine_;
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const FXDIB_ResampleOptions resample_options_;
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const int dest_width_;
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const int dest_height_;
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const FX_RECT clip_rect_;
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const FXDIB_Format dest_format_;
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};
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#endif // CORE_FXGE_DIB_CFX_IMAGESTRETCHER_H_
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