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// Copyright 2014 PDFium Authors. All rights reserved.
// 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 XFA_FWL_CORE_IFWL_CARET_H_
#define XFA_FWL_CORE_IFWL_CARET_H_
#include <memory>
#include "xfa/fwl/core/ifwl_timer.h"
#include "xfa/fwl/core/ifwl_widget.h"
#include "xfa/fxgraphics/cfx_color.h"
class CFWL_WidgetImpProperties;
class IFWL_Widget;
class CFWL_CaretImpDelegate;
#define FWL_CLASS_Caret L"FWL_CARET"
#define FWL_STATE_CAT_HightLight 1
class IFWL_Caret : public IFWL_Widget {
public:
static IFWL_Caret* Create(const CFWL_WidgetImpProperties& properties,
IFWL_Widget* pOuter);
IFWL_Caret(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
~IFWL_Caret() override;
// IFWL_Widget
FWL_Error GetClassName(CFX_WideString& wsClass) const override;
FWL_Type GetClassID() const override;
FWL_Error Initialize() override;
FWL_Error Finalize() override;
FWL_Error DrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
void ShowCaret(FX_BOOL bFlag = TRUE);
FWL_Error GetFrequency(uint32_t& elapse);
FWL_Error SetFrequency(uint32_t elapse);
FWL_Error SetColor(CFX_Color crFill);
protected:
friend class CFWL_CaretImpDelegate;
friend class CFWL_CaretTimer;
class CFWL_CaretTimer : public IFWL_Timer {
public:
explicit CFWL_CaretTimer(IFWL_Caret* pCaret);
~CFWL_CaretTimer() override {}
void Run(IFWL_TimerInfo* hTimer) override;
IFWL_Caret* const m_pCaret;
};
void DrawCaretBK(CFX_Graphics* pGraphics,
IFWL_ThemeProvider* pTheme,
const CFX_Matrix* pMatrix);
std::unique_ptr<CFWL_CaretTimer> m_pTimer;
IFWL_TimerInfo* m_pTimerInfo; // not owned.
uint32_t m_dwElapse;
CFX_Color m_crFill;
FX_BOOL m_bSetColor;
};
class CFWL_CaretImpDelegate : public CFWL_WidgetImpDelegate {
public:
CFWL_CaretImpDelegate(IFWL_Caret* pOwner);
void OnProcessMessage(CFWL_Message* pMessage) override;
void OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
protected:
IFWL_Caret* m_pOwner;
};
#endif // XFA_FWL_CORE_IFWL_CARET_H_
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