// 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_FXFA_APP_XFA_FWLTHEME_H_
#define XFA_FXFA_APP_XFA_FWLTHEME_H_

#include <memory>

#include "xfa/fwl/core/ifwl_themeprovider.h"
#include "xfa/fwl/theme/cfwl_barcodetp.h"
#include "xfa/fwl/theme/cfwl_carettp.h"
#include "xfa/fwl/theme/cfwl_checkboxtp.h"
#include "xfa/fwl/theme/cfwl_comboboxtp.h"
#include "xfa/fwl/theme/cfwl_datetimepickertp.h"
#include "xfa/fwl/theme/cfwl_edittp.h"
#include "xfa/fwl/theme/cfwl_listboxtp.h"
#include "xfa/fwl/theme/cfwl_monthcalendartp.h"
#include "xfa/fwl/theme/cfwl_pictureboxtp.h"
#include "xfa/fwl/theme/cfwl_pushbuttontp.h"
#include "xfa/fwl/theme/cfwl_scrollbartp.h"
#include "xfa/fwl/theme/cfwl_widgettp.h"
#include "xfa/fxfa/include/xfa_ffapp.h"

class CXFA_FWLTheme final : public IFWL_ThemeProvider {
 public:
  CXFA_FWLTheme(CXFA_FFApp* pApp);
  ~CXFA_FWLTheme() override;

  // IFWL_ThemeProvider:
  bool IsValidWidget(IFWL_Widget* pWidget) override;
  uint32_t GetThemeID(IFWL_Widget* pWidget) override;
  uint32_t SetThemeID(IFWL_Widget* pWidget,
                      uint32_t dwThemeID,
                      FX_BOOL bChildren = TRUE) override;
  FWL_Error GetThemeMatrix(IFWL_Widget* pWidget, CFX_Matrix& matrix) override;
  FWL_Error SetThemeMatrix(IFWL_Widget* pWidget,
                           const CFX_Matrix& matrix) override;
  FX_BOOL DrawBackground(CFWL_ThemeBackground* pParams) override;
  FX_BOOL DrawText(CFWL_ThemeText* pParams) override;
  void* GetCapacity(CFWL_ThemePart* pThemePart,
                    CFWL_WidgetCapacity dwCapacity) override;
  FX_BOOL IsCustomizedLayout(IFWL_Widget* pWidget) override;
  FWL_Error GetPartRect(CFWL_ThemePart* pThemePart, CFX_RectF& rtPart) override;
  FX_BOOL IsInPart(CFWL_ThemePart* pThemePart,
                   FX_FLOAT fx,
                   FX_FLOAT fy) override;
  FX_BOOL CalcTextRect(CFWL_ThemeText* pParams, CFX_RectF& rect) override;

  FWL_Error GetClassName(CFX_WideString& wsClass) const {
    return FWL_Error::Succeeded;
  }
  uint32_t GetHashCode() const { return 0; }
  FWL_Error Initialize();
  FWL_Error Finalize();
  FWL_Error GetPartRect(CFWL_ThemePart* pThemePart);

 protected:
  CFWL_WidgetTP* GetTheme(IFWL_Widget* pWidget);
  std::unique_ptr<CFWL_CheckBoxTP> m_pCheckBoxTP;
  std::unique_ptr<CFWL_ListBoxTP> m_pListBoxTP;
  std::unique_ptr<CFWL_PictureBoxTP> m_pPictureBoxTP;
  std::unique_ptr<CFWL_ScrollBarTP> m_pSrollBarTP;
  std::unique_ptr<CFWL_EditTP> m_pEditTP;
  std::unique_ptr<CFWL_ComboBoxTP> m_pComboBoxTP;
  std::unique_ptr<CFWL_MonthCalendarTP> m_pMonthCalendarTP;
  std::unique_ptr<CFWL_DateTimePickerTP> m_pDateTimePickerTP;
  std::unique_ptr<CFWL_PushButtonTP> m_pPushButtonTP;
  std::unique_ptr<CFWL_CaretTP> m_pCaretTP;
  std::unique_ptr<CFWL_BarcodeTP> m_pBarcodeTP;
  std::unique_ptr<CFDE_TextOut> m_pTextOut;
  FX_FLOAT m_fCapacity;
  uint32_t m_dwCapacity;
  CFGAS_GEFont* m_pCalendarFont;
  CFX_WideString m_wsResource;
  CXFA_FFApp* const m_pApp;
  CFX_RectF m_Rect;
  CFX_SizeF m_SizeAboveBelow;
};

class CXFA_FWLCheckBoxTP : public CFWL_CheckBoxTP {
 public:
  CXFA_FWLCheckBoxTP();

  // CFWL_CheckBoxTP
  FX_BOOL DrawBackground(CFWL_ThemeBackground* pParams) override;

 protected:
  void DrawCheckSign(IFWL_Widget* pWidget,
                     CFX_Graphics* pGraphics,
                     const CFX_RectF* pRtBox,
                     int32_t iState,
                     CFX_Matrix* pMatrix);
};

class CXFA_FWLEditTP : public CFWL_EditTP {
 public:
  CXFA_FWLEditTP();
  ~CXFA_FWLEditTP() override;

  // CFWL_EditTP
  FX_BOOL DrawBackground(CFWL_ThemeBackground* pParams) override;
};

#endif  // XFA_FXFA_APP_XFA_FWLTHEME_H_