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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_BASEWIDGET_FWL_SPINBUTTONIMP_H_
#define XFA_FWL_BASEWIDGET_FWL_SPINBUTTONIMP_H_

#include "xfa/fwl/core/fwl_widgetimp.h"
#include "xfa/fwl/core/ifwl_timer.h"
#include "xfa/fwl/core/ifwl_widget.h"

class CFWL_MsgMouse;
class CFWL_SpinButtonImpDelegate;
class CFWL_WidgetImpProperties;

class CFWL_SpinButtonImp : public CFWL_WidgetImp, public IFWL_Timer {
 public:
  CFWL_SpinButtonImp(const CFWL_WidgetImpProperties& properties,
                     IFWL_Widget* pOuter);
  ~CFWL_SpinButtonImp();
  virtual FWL_Error GetClassName(CFX_WideString& wsClass) const;
  virtual uint32_t GetClassID() const;
  virtual FWL_Error Initialize();
  virtual FWL_Error Finalize();
  virtual FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
  virtual FWL_Error Update();
  virtual FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy);
  virtual FWL_Error DrawWidget(CFX_Graphics* pGraphics,
                               const CFX_Matrix* pMatrix = NULL);
  virtual int32_t Run(FWL_HTIMER hTimer);
  FWL_Error EnableButton(FX_BOOL bEnable, FX_BOOL bUp = TRUE);
  FX_BOOL IsButtonEnable(FX_BOOL bUp = TRUE);

 protected:
  void DrawUpButton(CFX_Graphics* pGraphics,
                    IFWL_ThemeProvider* pTheme,
                    const CFX_Matrix* pMatrix);
  void DrawDownButton(CFX_Graphics* pGraphics,
                      IFWL_ThemeProvider* pTheme,
                      const CFX_Matrix* pMatrix);
  CFX_RectF m_rtClient;
  CFX_RectF m_rtUpButton;
  CFX_RectF m_rtDnButton;
  uint32_t m_dwUpState;
  uint32_t m_dwDnState;
  int32_t m_iButtonIndex;
  FX_BOOL m_bLButtonDwn;
  FWL_HTIMER m_hTimer;
  friend class CFWL_SpinButtonImpDelegate;
};
class CFWL_SpinButtonImpDelegate : public CFWL_WidgetImpDelegate {
 public:
  CFWL_SpinButtonImpDelegate(CFWL_SpinButtonImp* pOwner);
  void OnProcessMessage(CFWL_Message* pMessage) override;
  void OnProcessEvent(CFWL_Event* pEvent) override;
  void OnDrawWidget(CFX_Graphics* pGraphics,
                    const CFX_Matrix* pMatrix = NULL) override;

 protected:
  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
  void OnLButtonDown(CFWL_MsgMouse* pMsg);
  void OnLButtonUp(CFWL_MsgMouse* pMsg);
  void OnMouseMove(CFWL_MsgMouse* pMsg);
  void OnMouseLeave(CFWL_MsgMouse* pMsg);
  void OnKeyDown(CFWL_MsgKey* pMsg);
  CFWL_SpinButtonImp* m_pOwner;
};

#endif  // XFA_FWL_BASEWIDGET_FWL_SPINBUTTONIMP_H_