blob: b9ca8f0955d4783c8874dc54799cb920a9355551 [file] [log] [blame]
// Copyright 2016 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_FXGE_CFX_DEFAULTRENDERDEVICE_H_
#define CORE_FXGE_CFX_DEFAULTRENDERDEVICE_H_
#include <memory>
#include "core/fxcrt/retain_ptr.h"
#include "core/fxge/cfx_renderdevice.h"
#include "core/fxge/dib/fx_dib.h"
class SkCanvas;
class CFX_DefaultRenderDevice final : public CFX_RenderDevice {
public:
CFX_DefaultRenderDevice();
~CFX_DefaultRenderDevice() override;
bool Attach(RetainPtr<CFX_DIBitmap> pBitmap);
bool AttachWithRgbByteOrder(RetainPtr<CFX_DIBitmap> pBitmap,
bool bRgbByteOrder);
bool AttachWithBackdropAndGroupKnockout(
RetainPtr<CFX_DIBitmap> pBitmap,
RetainPtr<CFX_DIBitmap> pBackdropBitmap,
bool bGroupKnockout);
bool Create(int width,
int height,
FXDIB_Format format,
RetainPtr<CFX_DIBitmap> pBackdropBitmap);
#if defined(_SKIA_SUPPORT_)
bool AttachCanvas(SkCanvas* canvas);
void Clear(uint32_t color);
#endif
// Runtime check to see if Skia is the renderer variant in use.
static bool UseSkiaRenderer();
#if defined(_SKIA_SUPPORT_)
// This internal definition of renderer types must stay updated with respect
// to the public definition of `FPDF_RENDERER_TYPE`, so that all public
// definition values can be mapped to a value in
// `CFX_DefaultRenderDevice::RendererType`.
enum class RendererType {
kAgg = 0,
kSkia = 1,
};
// When Skia is enabled at compile time, this constant is assigned as the
// default value UseSkiaRenderer() returns. SetRendererType() may override it.
static constexpr RendererType kDefaultRenderer = RendererType::kSkia;
static void SetRendererType(RendererType renderer_type);
#endif // defined(_SKIA_SUPPORT_)
private:
bool AttachImpl(RetainPtr<CFX_DIBitmap> pBitmap,
bool bRgbByteOrder,
RetainPtr<CFX_DIBitmap> pBackdropBitmap,
bool bGroupKnockout);
bool AttachAggImpl(RetainPtr<CFX_DIBitmap> pBitmap,
bool bRgbByteOrder,
RetainPtr<CFX_DIBitmap> pBackdropBitmap,
bool bGroupKnockout);
bool CreateAgg(int width,
int height,
FXDIB_Format format,
RetainPtr<CFX_DIBitmap> pBackdropBitmap);
#if defined(_SKIA_SUPPORT_)
bool AttachSkiaImpl(RetainPtr<CFX_DIBitmap> pBitmap,
bool bRgbByteOrder,
RetainPtr<CFX_DIBitmap> pBackdropBitmap,
bool bGroupKnockout);
bool CreateSkia(int width,
int height,
FXDIB_Format format,
RetainPtr<CFX_DIBitmap> pBackdropBitmap);
#endif
};
#endif // CORE_FXGE_CFX_DEFAULTRENDERDEVICE_H_