Cleanup some xfa/fxfa code.

This CL moves the .h files to have names corresponding to the contained
classes. The .cpp files are moved alongside the .h files. Any extra
classes in the .h files have been split into their own files.

Change-Id: I14b4efc02417f0df946500e87b6c502e77020db8
Reviewed-on: https://pdfium-review.googlesource.com/3160
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 2048 insertions, 0 deletions

diff --git a/xfa/fxfa/cxfa_ffwidget.cpp b/xfa/fxfa/cxfa_ffwidget.cpp
new file mode 100644
index 0000000000..504ce70ad9
--- /dev/null
+++ b/xfa/fxfa/cxfa_ffwidget.cpp
@@ -0,0 +1,2048 @@
+// 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
+
+#include "xfa/fxfa/cxfa_ffwidget.h"
+
+#include <algorithm>
+#include <memory>
+#include <vector>
+
+#include "core/fpdfapi/page/cpdf_pageobjectholder.h"
+#include "core/fxcodec/codec/ccodec_progressivedecoder.h"
+#include "core/fxcodec/fx_codec.h"
+#include "core/fxcrt/cfx_maybe_owned.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "core/fxge/cfx_pathdata.h"
+#include "core/fxge/cfx_renderdevice.h"
+#include "xfa/fwl/fwl_widgethit.h"
+#include "xfa/fxfa/app/cxfa_textlayout.h"
+#include "xfa/fxfa/cxfa_eventparam.h"
+#include "xfa/fxfa/cxfa_ffapp.h"
+#include "xfa/fxfa/cxfa_ffdoc.h"
+#include "xfa/fxfa/cxfa_ffdocview.h"
+#include "xfa/fxfa/cxfa_ffpageview.h"
+#include "xfa/fxfa/cxfa_widgetacc.h"
+#include "xfa/fxfa/parser/cxfa_corner.h"
+#include "xfa/fxgraphics/cfx_color.h"
+#include "xfa/fxgraphics/cfx_graphics.h"
+#include "xfa/fxgraphics/cfx_path.h"
+#include "xfa/fxgraphics/cfx_pattern.h"
+#include "xfa/fxgraphics/cfx_shading.h"
+
+CXFA_FFWidget::CXFA_FFWidget(CXFA_WidgetAcc* pDataAcc)
+    : CXFA_ContentLayoutItem(pDataAcc->GetNode()),
+      m_pPageView(nullptr),
+      m_pDataAcc(pDataAcc) {}
+
+CXFA_FFWidget::~CXFA_FFWidget() {}
+
+const CFWL_App* CXFA_FFWidget::GetFWLApp() {
+  return GetPageView()->GetDocView()->GetDoc()->GetApp()->GetFWLApp();
+}
+
+CFX_RectF CXFA_FFWidget::GetWidgetRect() {
+  if ((m_dwStatus & XFA_WidgetStatus_RectCached) == 0)
+    RecacheWidgetRect();
+  return m_rtWidget;
+}
+
+CFX_RectF CXFA_FFWidget::RecacheWidgetRect() {
+  m_dwStatus |= XFA_WidgetStatus_RectCached;
+  m_rtWidget = GetRect(false);
+  return m_rtWidget;
+}
+
+CFX_RectF CXFA_FFWidget::GetRectWithoutRotate() {
+  CFX_RectF rtWidget = GetWidgetRect();
+  float fValue = 0;
+  switch (m_pDataAcc->GetRotate()) {
+    case 90:
+      rtWidget.top = rtWidget.bottom();
+      fValue = rtWidget.width;
+      rtWidget.width = rtWidget.height;
+      rtWidget.height = fValue;
+      break;
+    case 180:
+      rtWidget.left = rtWidget.right();
+      rtWidget.top = rtWidget.bottom();
+      break;
+    case 270:
+      rtWidget.left = rtWidget.right();
+      fValue = rtWidget.width;
+      rtWidget.width = rtWidget.height;
+      rtWidget.height = fValue;
+      break;
+  }
+  return rtWidget;
+}
+
+uint32_t CXFA_FFWidget::GetStatus() {
+  return m_dwStatus;
+}
+
+void CXFA_FFWidget::ModifyStatus(uint32_t dwAdded, uint32_t dwRemoved) {
+  m_dwStatus = (m_dwStatus & ~dwRemoved) | dwAdded;
+}
+
+CFX_RectF CXFA_FFWidget::GetBBox(uint32_t dwStatus, bool bDrawFocus) {
+  if (bDrawFocus || !m_pPageView)
+    return CFX_RectF();
+  return m_pPageView->GetPageViewRect();
+}
+
+CXFA_WidgetAcc* CXFA_FFWidget::GetDataAcc() {
+  return m_pDataAcc;
+}
+
+bool CXFA_FFWidget::GetToolTip(CFX_WideString& wsToolTip) {
+  if (CXFA_Assist assist = m_pDataAcc->GetAssist()) {
+    if (CXFA_ToolTip toolTip = assist.GetToolTip()) {
+      return toolTip.GetTip(wsToolTip);
+    }
+  }
+  return GetCaptionText(wsToolTip);
+}
+
+void CXFA_FFWidget::RenderWidget(CFX_Graphics* pGS,
+                                 CFX_Matrix* pMatrix,
+                                 uint32_t dwStatus) {
+  if (!IsMatchVisibleStatus(dwStatus))
+    return;
+
+  CXFA_Border border = m_pDataAcc->GetBorder();
+  if (!border)
+    return;
+
+  CFX_RectF rtBorder = GetRectWithoutRotate();
+  CXFA_Margin margin = border.GetMargin();
+  if (margin)
+    XFA_RectWidthoutMargin(rtBorder, margin);
+
+  rtBorder.Normalize();
+  DrawBorder(pGS, border, rtBorder, pMatrix);
+}
+
+bool CXFA_FFWidget::IsLoaded() {
+  return !!m_pPageView;
+}
+bool CXFA_FFWidget::LoadWidget() {
+  PerformLayout();
+  return true;
+}
+void CXFA_FFWidget::UnloadWidget() {}
+bool CXFA_FFWidget::PerformLayout() {
+  RecacheWidgetRect();
+  return true;
+}
+bool CXFA_FFWidget::UpdateFWLData() {
+  return false;
+}
+void CXFA_FFWidget::UpdateWidgetProperty() {}
+void CXFA_FFWidget::DrawBorder(CFX_Graphics* pGS,
+                               CXFA_Box box,
+                               const CFX_RectF& rtBorder,
+                               CFX_Matrix* pMatrix,
+                               uint32_t dwFlags) {
+  XFA_DrawBox(box, pGS, rtBorder, pMatrix, dwFlags);
+}
+
+void CXFA_FFWidget::InvalidateWidget(const CFX_RectF* pRect) {
+  if (pRect) {
+    GetDoc()->GetDocEnvironment()->InvalidateRect(m_pPageView, *pRect);
+    return;
+  }
+
+  CFX_RectF rtWidget = GetBBox(XFA_WidgetStatus_Focused);
+  rtWidget.Inflate(2, 2);
+  GetDoc()->GetDocEnvironment()->InvalidateRect(m_pPageView, rtWidget);
+}
+
+void CXFA_FFWidget::AddInvalidateRect(const CFX_RectF* pRect) {
+  CFX_RectF rtWidget;
+  if (pRect) {
+    rtWidget = *pRect;
+  } else {
+    rtWidget = GetBBox(XFA_WidgetStatus_Focused);
+    rtWidget.Inflate(2, 2);
+  }
+  m_pDocView->AddInvalidateRect(m_pPageView, rtWidget);
+}
+
+bool CXFA_FFWidget::GetCaptionText(CFX_WideString& wsCap) {
+  CXFA_TextLayout* pCapTextlayout = m_pDataAcc->GetCaptionTextLayout();
+  if (!pCapTextlayout) {
+    return false;
+  }
+  pCapTextlayout->GetText(wsCap);
+  return true;
+}
+
+bool CXFA_FFWidget::IsFocused() {
+  return !!(m_dwStatus & XFA_WidgetStatus_Focused);
+}
+
+bool CXFA_FFWidget::OnMouseEnter() {
+  return false;
+}
+
+bool CXFA_FFWidget::OnMouseExit() {
+  return false;
+}
+
+bool CXFA_FFWidget::OnLButtonDown(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnLButtonUp(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnLButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnMouseMove(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnMouseWheel(uint32_t dwFlags,
+                                 int16_t zDelta,
+                                 const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnRButtonDown(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnRButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnSetFocus(CXFA_FFWidget* pOldWidget) {
+  CXFA_FFWidget* pParent = GetParent();
+  if (pParent && !pParent->IsAncestorOf(pOldWidget)) {
+    pParent->OnSetFocus(pOldWidget);
+  }
+  m_dwStatus |= XFA_WidgetStatus_Focused;
+  CXFA_EventParam eParam;
+  eParam.m_eType = XFA_EVENT_Enter;
+  eParam.m_pTarget = m_pDataAcc;
+  m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Enter, &eParam);
+  return true;
+}
+
+bool CXFA_FFWidget::OnKillFocus(CXFA_FFWidget* pNewWidget) {
+  m_dwStatus &= ~XFA_WidgetStatus_Focused;
+  EventKillFocus();
+  if (pNewWidget) {
+    CXFA_FFWidget* pParent = GetParent();
+    if (pParent && !pParent->IsAncestorOf(pNewWidget)) {
+      pParent->OnKillFocus(pNewWidget);
+    }
+  }
+  return true;
+}
+
+bool CXFA_FFWidget::OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) {
+  return false;
+}
+
+bool CXFA_FFWidget::OnChar(uint32_t dwChar, uint32_t dwFlags) {
+  return false;
+}
+
+FWL_WidgetHit CXFA_FFWidget::OnHitTest(const CFX_PointF& point) {
+  return FWL_WidgetHit::Unknown;
+}
+
+bool CXFA_FFWidget::OnSetCursor(const CFX_PointF& point) {
+  return false;
+}
+
+bool CXFA_FFWidget::CanUndo() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanRedo() {
+  return false;
+}
+
+bool CXFA_FFWidget::Undo() {
+  return false;
+}
+
+bool CXFA_FFWidget::Redo() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanCopy() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanCut() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanPaste() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanSelectAll() {
+  return false;
+}
+
+bool CXFA_FFWidget::CanDelete() {
+  return CanCut();
+}
+
+bool CXFA_FFWidget::CanDeSelect() {
+  return CanCopy();
+}
+
+bool CXFA_FFWidget::Copy(CFX_WideString& wsCopy) {
+  return false;
+}
+
+bool CXFA_FFWidget::Cut(CFX_WideString& wsCut) {
+  return false;
+}
+
+bool CXFA_FFWidget::Paste(const CFX_WideString& wsPaste) {
+  return false;
+}
+
+void CXFA_FFWidget::SelectAll() {}
+
+void CXFA_FFWidget::Delete() {}
+
+void CXFA_FFWidget::DeSelect() {}
+
+bool CXFA_FFWidget::GetSuggestWords(CFX_PointF pointf,
+                                    std::vector<CFX_ByteString>& sSuggest) {
+  return false;
+}
+bool CXFA_FFWidget::ReplaceSpellCheckWord(CFX_PointF pointf,
+                                          const CFX_ByteStringC& bsReplace) {
+  return false;
+}
+
+CFX_PointF CXFA_FFWidget::Rotate2Normal(const CFX_PointF& point) {
+  CFX_Matrix mt = GetRotateMatrix();
+  if (mt.IsIdentity())
+    return point;
+
+  CFX_Matrix mtReverse;
+  mtReverse.SetReverse(mt);
+  return mtReverse.Transform(point);
+}
+
+static void XFA_GetMatrix(CFX_Matrix& m,
+                          int32_t iRotate,
+                          XFA_ATTRIBUTEENUM at,
+                          const CFX_RectF& rt) {
+  if (!iRotate) {
+    return;
+  }
+  float fAnchorX = 0;
+  float fAnchorY = 0;
+  switch (at) {
+    case XFA_ATTRIBUTEENUM_TopLeft:
+      fAnchorX = rt.left, fAnchorY = rt.top;
+      break;
+    case XFA_ATTRIBUTEENUM_TopCenter:
+      fAnchorX = (rt.left + rt.right()) / 2, fAnchorY = rt.top;
+      break;
+    case XFA_ATTRIBUTEENUM_TopRight:
+      fAnchorX = rt.right(), fAnchorY = rt.top;
+      break;
+    case XFA_ATTRIBUTEENUM_MiddleLeft:
+      fAnchorX = rt.left, fAnchorY = (rt.top + rt.bottom()) / 2;
+      break;
+    case XFA_ATTRIBUTEENUM_MiddleCenter:
+      fAnchorX = (rt.left + rt.right()) / 2,
+      fAnchorY = (rt.top + rt.bottom()) / 2;
+      break;
+    case XFA_ATTRIBUTEENUM_MiddleRight:
+      fAnchorX = rt.right(), fAnchorY = (rt.top + rt.bottom()) / 2;
+      break;
+    case XFA_ATTRIBUTEENUM_BottomLeft:
+      fAnchorX = rt.left, fAnchorY = rt.bottom();
+      break;
+    case XFA_ATTRIBUTEENUM_BottomCenter:
+      fAnchorX = (rt.left + rt.right()) / 2, fAnchorY = rt.bottom();
+      break;
+    case XFA_ATTRIBUTEENUM_BottomRight:
+      fAnchorX = rt.right(), fAnchorY = rt.bottom();
+      break;
+    default:
+      break;
+  }
+  switch (iRotate) {
+    case 90:
+      m.a = 0, m.b = -1, m.c = 1, m.d = 0, m.e = fAnchorX - fAnchorY,
+      m.f = fAnchorX + fAnchorY;
+      break;
+    case 180:
+      m.a = -1, m.b = 0, m.c = 0, m.d = -1, m.e = fAnchorX * 2,
+      m.f = fAnchorY * 2;
+      break;
+    case 270:
+      m.a = 0, m.b = 1, m.c = -1, m.d = 0, m.e = fAnchorX + fAnchorY,
+      m.f = fAnchorY - fAnchorX;
+      break;
+  }
+}
+
+CFX_Matrix CXFA_FFWidget::GetRotateMatrix() {
+  CFX_Matrix mt;
+  int32_t iRotate = m_pDataAcc->GetRotate();
+  if (!iRotate)
+    return mt;
+
+  CFX_RectF rcWidget = GetRectWithoutRotate();
+  XFA_ATTRIBUTEENUM at = XFA_ATTRIBUTEENUM_TopLeft;
+  XFA_GetMatrix(mt, iRotate, at, rcWidget);
+
+  return mt;
+}
+
+bool CXFA_FFWidget::IsLayoutRectEmpty() {
+  CFX_RectF rtLayout = GetRectWithoutRotate();
+  return rtLayout.width < 0.1f && rtLayout.height < 0.1f;
+}
+CXFA_FFWidget* CXFA_FFWidget::GetParent() {
+  CXFA_Node* pParentNode =
+      m_pDataAcc->GetNode()->GetNodeItem(XFA_NODEITEM_Parent);
+  if (pParentNode) {
+    CXFA_WidgetAcc* pParentWidgetAcc =
+        static_cast<CXFA_WidgetAcc*>(pParentNode->GetWidgetData());
+    if (pParentWidgetAcc) {
+      return pParentWidgetAcc->GetNextWidget(nullptr);
+    }
+  }
+  return nullptr;
+}
+
+bool CXFA_FFWidget::IsAncestorOf(CXFA_FFWidget* pWidget) {
+  if (!pWidget)
+    return false;
+
+  CXFA_Node* pNode = m_pDataAcc->GetNode();
+  CXFA_Node* pChildNode = pWidget->GetDataAcc()->GetNode();
+  while (pChildNode) {
+    if (pChildNode == pNode)
+      return true;
+
+    pChildNode = pChildNode->GetNodeItem(XFA_NODEITEM_Parent);
+  }
+  return false;
+}
+
+bool CXFA_FFWidget::PtInActiveRect(const CFX_PointF& point) {
+  return GetWidgetRect().Contains(point);
+}
+
+CXFA_FFDocView* CXFA_FFWidget::GetDocView() {
+  return m_pDocView;
+}
+
+void CXFA_FFWidget::SetDocView(CXFA_FFDocView* pDocView) {
+  m_pDocView = pDocView;
+}
+
+CXFA_FFDoc* CXFA_FFWidget::GetDoc() {
+  return m_pDocView->GetDoc();
+}
+
+CXFA_FFApp* CXFA_FFWidget::GetApp() {
+  return GetDoc()->GetApp();
+}
+
+IXFA_AppProvider* CXFA_FFWidget::GetAppProvider() {
+  return GetApp()->GetAppProvider();
+}
+
+bool CXFA_FFWidget::IsMatchVisibleStatus(uint32_t dwStatus) {
+  return !!(m_dwStatus & XFA_WidgetStatus_Visible);
+}
+
+void CXFA_FFWidget::EventKillFocus() {
+  if (m_dwStatus & XFA_WidgetStatus_Access) {
+    m_dwStatus &= ~XFA_WidgetStatus_Access;
+    return;
+  }
+  CXFA_EventParam eParam;
+  eParam.m_eType = XFA_EVENT_Exit;
+  eParam.m_pTarget = m_pDataAcc;
+  m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Exit, &eParam);
+}
+bool CXFA_FFWidget::IsButtonDown() {
+  return (m_dwStatus & XFA_WidgetStatus_ButtonDown) != 0;
+}
+void CXFA_FFWidget::SetButtonDown(bool bSet) {
+  bSet ? m_dwStatus |= XFA_WidgetStatus_ButtonDown
+       : m_dwStatus &= ~XFA_WidgetStatus_ButtonDown;
+}
+int32_t XFA_StrokeTypeSetLineDash(CFX_Graphics* pGraphics,
+                                  int32_t iStrokeType,
+                                  int32_t iCapType) {
+  switch (iStrokeType) {
+    case XFA_ATTRIBUTEENUM_DashDot: {
+      float dashArray[] = {4, 1, 2, 1};
+      if (iCapType != XFA_ATTRIBUTEENUM_Butt) {
+        dashArray[1] = 2;
+        dashArray[3] = 2;
+      }
+      pGraphics->SetLineDash(0, dashArray, 4);
+      return FX_DASHSTYLE_DashDot;
+    }
+    case XFA_ATTRIBUTEENUM_DashDotDot: {
+      float dashArray[] = {4, 1, 2, 1, 2, 1};
+      if (iCapType != XFA_ATTRIBUTEENUM_Butt) {
+        dashArray[1] = 2;
+        dashArray[3] = 2;
+        dashArray[5] = 2;
+      }
+      pGraphics->SetLineDash(0, dashArray, 6);
+      return FX_DASHSTYLE_DashDotDot;
+    }
+    case XFA_ATTRIBUTEENUM_Dashed: {
+      float dashArray[] = {5, 1};
+      if (iCapType != XFA_ATTRIBUTEENUM_Butt) {
+        dashArray[1] = 2;
+      }
+      pGraphics->SetLineDash(0, dashArray, 2);
+      return FX_DASHSTYLE_Dash;
+    }
+    case XFA_ATTRIBUTEENUM_Dotted: {
+      float dashArray[] = {2, 1};
+      if (iCapType != XFA_ATTRIBUTEENUM_Butt) {
+        dashArray[1] = 2;
+      }
+      pGraphics->SetLineDash(0, dashArray, 2);
+      return FX_DASHSTYLE_Dot;
+    }
+    default:
+      break;
+  }
+  pGraphics->SetLineDash(FX_DASHSTYLE_Solid);
+  return FX_DASHSTYLE_Solid;
+}
+CFX_GraphStateData::LineCap XFA_LineCapToFXGE(int32_t iLineCap) {
+  switch (iLineCap) {
+    case XFA_ATTRIBUTEENUM_Round:
+      return CFX_GraphStateData::LineCapRound;
+    case XFA_ATTRIBUTEENUM_Butt:
+      return CFX_GraphStateData::LineCapButt;
+    default:
+      break;
+  }
+  return CFX_GraphStateData::LineCapSquare;
+}
+
+class CXFA_ImageRenderer {
+ public:
+  CXFA_ImageRenderer();
+  ~CXFA_ImageRenderer();
+
+  bool Start(CFX_RenderDevice* pDevice,
+             CFX_DIBSource* pDIBSource,
+             FX_ARGB bitmap_argb,
+             int bitmap_alpha,
+             const CFX_Matrix* pImage2Device,
+             uint32_t flags,
+             int blendType = FXDIB_BLEND_NORMAL);
+  bool Continue(IFX_Pause* pPause);
+
+ protected:
+  bool StartDIBSource();
+  void CompositeDIBitmap(CFX_DIBitmap* pDIBitmap,
+                         int left,
+                         int top,
+                         FX_ARGB mask_argb,
+                         int bitmap_alpha,
+                         int blend_mode,
+                         int Transparency);
+
+  CFX_RenderDevice* m_pDevice;
+  int m_Status;
+  CFX_Matrix m_ImageMatrix;
+  CFX_DIBSource* m_pDIBSource;
+  std::unique_ptr<CFX_DIBitmap> m_pCloneConvert;
+  int m_BitmapAlpha;
+  FX_ARGB m_FillArgb;
+  uint32_t m_Flags;
+  std::unique_ptr<CFX_ImageTransformer> m_pTransformer;
+  void* m_DeviceHandle;
+  int32_t m_BlendType;
+  bool m_Result;
+  bool m_bPrint;
+};
+
+CXFA_ImageRenderer::CXFA_ImageRenderer()
+    : m_pDevice(nullptr),
+      m_Status(0),
+      m_pDIBSource(nullptr),
+      m_BitmapAlpha(255),
+      m_FillArgb(0),
+      m_Flags(0),
+      m_DeviceHandle(nullptr),
+      m_BlendType(FXDIB_BLEND_NORMAL),
+      m_Result(true),
+      m_bPrint(false) {}
+
+CXFA_ImageRenderer::~CXFA_ImageRenderer() {
+  if (m_DeviceHandle)
+    m_pDevice->CancelDIBits(m_DeviceHandle);
+}
+
+bool CXFA_ImageRenderer::Start(CFX_RenderDevice* pDevice,
+                               CFX_DIBSource* pDIBSource,
+                               FX_ARGB bitmap_argb,
+                               int bitmap_alpha,
+                               const CFX_Matrix* pImage2Device,
+                               uint32_t flags,
+                               int blendType) {
+  m_pDevice = pDevice;
+  m_pDIBSource = pDIBSource;
+  m_FillArgb = bitmap_argb;
+  m_BitmapAlpha = bitmap_alpha;
+  m_ImageMatrix = *pImage2Device;
+  m_Flags = flags;
+  m_BlendType = blendType;
+  return StartDIBSource();
+}
+
+bool CXFA_ImageRenderer::StartDIBSource() {
+  if (m_pDevice->StartDIBitsWithBlend(m_pDIBSource, m_BitmapAlpha, m_FillArgb,
+                                      &m_ImageMatrix, m_Flags, m_DeviceHandle,
+                                      m_BlendType)) {
+    if (m_DeviceHandle) {
+      m_Status = 3;
+      return true;
+    }
+    return false;
+  }
+  CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
+  FX_RECT image_rect = image_rect_f.GetOuterRect();
+  int dest_width = image_rect.Width();
+  int dest_height = image_rect.Height();
+  if ((FXSYS_fabs(m_ImageMatrix.b) >= 0.5f || m_ImageMatrix.a == 0) ||
+      (FXSYS_fabs(m_ImageMatrix.c) >= 0.5f || m_ImageMatrix.d == 0)) {
+    if (m_bPrint && !(m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+      m_Result = false;
+      return false;
+    }
+    CFX_DIBSource* pDib = m_pDIBSource;
+    if (m_pDIBSource->HasAlpha() &&
+        !(m_pDevice->GetRenderCaps() & FXRC_ALPHA_IMAGE) &&
+        !(m_pDevice->GetRenderCaps() & FXRC_GET_BITS)) {
+      m_pCloneConvert = m_pDIBSource->CloneConvert(FXDIB_Rgb);
+      if (!m_pCloneConvert) {
+        m_Result = false;
+        return false;
+      }
+      pDib = m_pCloneConvert.get();
+    }
+    FX_RECT clip_box = m_pDevice->GetClipBox();
+    clip_box.Intersect(image_rect);
+    m_Status = 2;
+    m_pTransformer.reset(
+        new CFX_ImageTransformer(pDib, &m_ImageMatrix, m_Flags, &clip_box));
+    m_pTransformer->Start();
+    return true;
+  }
+  if (m_ImageMatrix.a < 0) {
+    dest_width = -dest_width;
+  }
+  if (m_ImageMatrix.d > 0) {
+    dest_height = -dest_height;
+  }
+  int dest_left, dest_top;
+  dest_left = dest_width > 0 ? image_rect.left : image_rect.right;
+  dest_top = dest_height > 0 ? image_rect.top : image_rect.bottom;
+  if (m_pDIBSource->IsOpaqueImage() && m_BitmapAlpha == 255) {
+    if (m_pDevice->StretchDIBitsWithFlagsAndBlend(
+            m_pDIBSource, dest_left, dest_top, dest_width, dest_height, m_Flags,
+            m_BlendType)) {
+      return false;
+    }
+  }
+  if (m_pDIBSource->IsAlphaMask()) {
+    if (m_BitmapAlpha != 255) {
+      m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
+    }
+    if (m_pDevice->StretchBitMaskWithFlags(m_pDIBSource, dest_left, dest_top,
+                                           dest_width, dest_height, m_FillArgb,
+                                           m_Flags)) {
+      return false;
+    }
+  }
+  if (m_bPrint && !(m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+    m_Result = false;
+    return true;
+  }
+  FX_RECT clip_box = m_pDevice->GetClipBox();
+  FX_RECT dest_rect = clip_box;
+  dest_rect.Intersect(image_rect);
+  FX_RECT dest_clip(
+      dest_rect.left - image_rect.left, dest_rect.top - image_rect.top,
+      dest_rect.right - image_rect.left, dest_rect.bottom - image_rect.top);
+  std::unique_ptr<CFX_DIBitmap> pStretched(
+      m_pDIBSource->StretchTo(dest_width, dest_height, m_Flags, &dest_clip));
+  if (pStretched) {
+    CompositeDIBitmap(pStretched.get(), dest_rect.left, dest_rect.top,
+                      m_FillArgb, m_BitmapAlpha, m_BlendType, false);
+  }
+  return false;
+}
+
+bool CXFA_ImageRenderer::Continue(IFX_Pause* pPause) {
+  if (m_Status == 2) {
+    if (m_pTransformer->Continue(pPause))
+      return true;
+
+    std::unique_ptr<CFX_DIBitmap> pBitmap(m_pTransformer->DetachBitmap());
+    if (!pBitmap)
+      return false;
+
+    if (pBitmap->IsAlphaMask()) {
+      if (m_BitmapAlpha != 255)
+        m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
+      m_Result =
+          m_pDevice->SetBitMask(pBitmap.get(), m_pTransformer->result().left,
+                                m_pTransformer->result().top, m_FillArgb);
+    } else {
+      if (m_BitmapAlpha != 255)
+        pBitmap->MultiplyAlpha(m_BitmapAlpha);
+      m_Result = m_pDevice->SetDIBitsWithBlend(
+          pBitmap.get(), m_pTransformer->result().left,
+          m_pTransformer->result().top, m_BlendType);
+    }
+    return false;
+  }
+  if (m_Status == 3)
+    return m_pDevice->ContinueDIBits(m_DeviceHandle, pPause);
+
+  return false;
+}
+
+void CXFA_ImageRenderer::CompositeDIBitmap(CFX_DIBitmap* pDIBitmap,
+                                           int left,
+                                           int top,
+                                           FX_ARGB mask_argb,
+                                           int bitmap_alpha,
+                                           int blend_mode,
+                                           int Transparency) {
+  if (!pDIBitmap) {
+    return;
+  }
+  bool bIsolated = !!(Transparency & PDFTRANS_ISOLATED);
+  bool bGroup = !!(Transparency & PDFTRANS_GROUP);
+  if (blend_mode == FXDIB_BLEND_NORMAL) {
+    if (!pDIBitmap->IsAlphaMask()) {
+      if (bitmap_alpha < 255) {
+        pDIBitmap->MultiplyAlpha(bitmap_alpha);
+      }
+      if (m_pDevice->SetDIBits(pDIBitmap, left, top)) {
+        return;
+      }
+    } else {
+      uint32_t fill_argb = (mask_argb);
+      if (bitmap_alpha < 255) {
+        ((uint8_t*)&fill_argb)[3] =
+            ((uint8_t*)&fill_argb)[3] * bitmap_alpha / 255;
+      }
+      if (m_pDevice->SetBitMask(pDIBitmap, left, top, fill_argb)) {
+        return;
+      }
+    }
+  }
+  bool bBackAlphaRequired = blend_mode && bIsolated;
+  bool bGetBackGround =
+      ((m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT)) ||
+      (!(m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT) &&
+       (m_pDevice->GetRenderCaps() & FXRC_GET_BITS) && !bBackAlphaRequired);
+  if (bGetBackGround) {
+    if (bIsolated || !bGroup) {
+      if (pDIBitmap->IsAlphaMask()) {
+        return;
+      }
+      m_pDevice->SetDIBitsWithBlend(pDIBitmap, left, top, blend_mode);
+    } else {
+      FX_RECT rect(left, top, left + pDIBitmap->GetWidth(),
+                   top + pDIBitmap->GetHeight());
+      rect.Intersect(m_pDevice->GetClipBox());
+      CFX_MaybeOwned<CFX_DIBitmap> pClone;
+      if (m_pDevice->GetBackDrop() && m_pDevice->GetBitmap()) {
+        pClone = m_pDevice->GetBackDrop()->Clone(&rect);
+        CFX_DIBitmap* pForeBitmap = m_pDevice->GetBitmap();
+        pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+                                pForeBitmap, rect.left, rect.top);
+        left = left >= 0 ? 0 : left;
+        top = top >= 0 ? 0 : top;
+        if (!pDIBitmap->IsAlphaMask())
+          pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+                                  pDIBitmap, left, top, blend_mode);
+        else
+          pClone->CompositeMask(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+                                pDIBitmap, mask_argb, left, top, blend_mode);
+      } else {
+        pClone = pDIBitmap;
+      }
+      if (m_pDevice->GetBackDrop()) {
+        m_pDevice->SetDIBits(pClone.Get(), rect.left, rect.top);
+      } else {
+        if (pDIBitmap->IsAlphaMask())
+          return;
+        m_pDevice->SetDIBitsWithBlend(pDIBitmap, rect.left, rect.top,
+                                      blend_mode);
+      }
+    }
+    return;
+  }
+  if (!pDIBitmap->HasAlpha() ||
+      (m_pDevice->GetRenderCaps() & FXRC_ALPHA_IMAGE)) {
+    return;
+  }
+  std::unique_ptr<CFX_DIBitmap> pCloneConvert =
+      pDIBitmap->CloneConvert(FXDIB_Rgb);
+  if (!pCloneConvert)
+    return;
+
+  CXFA_ImageRenderer imageRender;
+  if (!imageRender.Start(m_pDevice, pCloneConvert.get(), m_FillArgb,
+                         m_BitmapAlpha, &m_ImageMatrix, m_Flags)) {
+    return;
+  }
+  while (imageRender.Continue(nullptr))
+    continue;
+}
+
+void XFA_DrawImage(CFX_Graphics* pGS,
+                   const CFX_RectF& rtImage,
+                   CFX_Matrix* pMatrix,
+                   CFX_DIBitmap* pDIBitmap,
+                   int32_t iAspect,
+                   int32_t iImageXDpi,
+                   int32_t iImageYDpi,
+                   int32_t iHorzAlign,
+                   int32_t iVertAlign) {
+  if (rtImage.IsEmpty())
+    return;
+  if (!pDIBitmap || !pDIBitmap->GetBuffer())
+    return;
+
+  CFX_RectF rtFit(
+      rtImage.TopLeft(),
+      XFA_UnitPx2Pt((float)pDIBitmap->GetWidth(), (float)iImageXDpi),
+      XFA_UnitPx2Pt((float)pDIBitmap->GetHeight(), (float)iImageYDpi));
+  switch (iAspect) {
+    case XFA_ATTRIBUTEENUM_Fit: {
+      float f1 = rtImage.height / rtFit.height;
+      float f2 = rtImage.width / rtFit.width;
+      f1 = std::min(f1, f2);
+      rtFit.height = rtFit.height * f1;
+      rtFit.width = rtFit.width * f1;
+    } break;
+    case XFA_ATTRIBUTEENUM_Actual:
+      break;
+    case XFA_ATTRIBUTEENUM_Height: {
+      float f1 = rtImage.height / rtFit.height;
+      rtFit.height = rtImage.height;
+      rtFit.width = f1 * rtFit.width;
+    } break;
+    case XFA_ATTRIBUTEENUM_None:
+      rtFit.height = rtImage.height;
+      rtFit.width = rtImage.width;
+      break;
+    case XFA_ATTRIBUTEENUM_Width: {
+      float f1 = rtImage.width / rtFit.width;
+      rtFit.width = rtImage.width;
+      rtFit.height = rtFit.height * f1;
+    } break;
+  }
+  if (iHorzAlign == XFA_ATTRIBUTEENUM_Center) {
+    rtFit.left += (rtImage.width - rtFit.width) / 2;
+  } else if (iHorzAlign == XFA_ATTRIBUTEENUM_Right) {
+    rtFit.left = rtImage.right() - rtFit.width;
+  }
+  if (iVertAlign == XFA_ATTRIBUTEENUM_Middle) {
+    rtFit.top += (rtImage.height - rtFit.height) / 2;
+  } else if (iVertAlign == XFA_ATTRIBUTEENUM_Bottom) {
+    rtFit.top = rtImage.bottom() - rtImage.height;
+  }
+  CFX_RenderDevice* pRenderDevice = pGS->GetRenderDevice();
+  pRenderDevice->SaveState();
+
+  CFX_PathData path;
+  path.AppendRect(rtImage.left, rtImage.bottom(), rtImage.right(), rtImage.top);
+  pRenderDevice->SetClip_PathFill(&path, pMatrix, FXFILL_WINDING);
+
+  CFX_Matrix mtImage(1, 0, 0, -1, 0, 1);
+  mtImage.Concat(
+      CFX_Matrix(rtFit.width, 0, 0, rtFit.height, rtFit.left, rtFit.top));
+  mtImage.Concat(*pMatrix);
+
+  CXFA_ImageRenderer imageRender;
+  bool bRet = imageRender.Start(pRenderDevice, pDIBitmap, 0, 255, &mtImage,
+                                FXDIB_INTERPOL);
+  while (bRet)
+    bRet = imageRender.Continue(nullptr);
+
+  pRenderDevice->RestoreState(false);
+}
+
+static const uint8_t g_inv_base64[128] = {
+    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62,  255,
+    255, 255, 63,  52,  53,  54,  55,  56,  57,  58,  59,  60,  61,  255, 255,
+    255, 255, 255, 255, 255, 0,   1,   2,   3,   4,   5,   6,   7,   8,   9,
+    10,  11,  12,  13,  14,  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,
+    25,  255, 255, 255, 255, 255, 255, 26,  27,  28,  29,  30,  31,  32,  33,
+    34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,  45,  46,  47,  48,
+    49,  50,  51,  255, 255, 255, 255, 255,
+};
+
+static uint8_t* XFA_RemoveBase64Whitespace(const uint8_t* pStr, int32_t iLen) {
+  uint8_t* pCP;
+  int32_t i = 0, j = 0;
+  if (iLen == 0) {
+    iLen = FXSYS_strlen((char*)pStr);
+  }
+  pCP = FX_Alloc(uint8_t, iLen + 1);
+  for (; i < iLen; i++) {
+    if ((pStr[i] & 128) == 0) {
+      if (g_inv_base64[pStr[i]] != 0xFF || pStr[i] == '=') {
+        pCP[j++] = pStr[i];
+      }
+    }
+  }
+  pCP[j] = '\0';
+  return pCP;
+}
+static int32_t XFA_Base64Decode(const char* pStr, uint8_t* pOutBuffer) {
+  if (!pStr) {
+    return 0;
+  }
+  uint8_t* pBuffer =
+      XFA_RemoveBase64Whitespace((uint8_t*)pStr, FXSYS_strlen((char*)pStr));
+  if (!pBuffer) {
+    return 0;
+  }
+  int32_t iLen = FXSYS_strlen((char*)pBuffer);
+  int32_t i = 0, j = 0;
+  uint32_t dwLimb = 0;
+  for (; i + 3 < iLen; i += 4) {
+    if (pBuffer[i] == '=' || pBuffer[i + 1] == '=' || pBuffer[i + 2] == '=' ||
+        pBuffer[i + 3] == '=') {
+      if (pBuffer[i] == '=' || pBuffer[i + 1] == '=') {
+        break;
+      }
+      if (pBuffer[i + 2] == '=') {
+        dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 6) |
+                 ((uint32_t)g_inv_base64[pBuffer[i + 1]]);
+        pOutBuffer[j] = (uint8_t)(dwLimb >> 4) & 0xFF;
+        j++;
+      } else {
+        dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 12) |
+                 ((uint32_t)g_inv_base64[pBuffer[i + 1]] << 6) |
+                 ((uint32_t)g_inv_base64[pBuffer[i + 2]]);
+        pOutBuffer[j] = (uint8_t)(dwLimb >> 10) & 0xFF;
+        pOutBuffer[j + 1] = (uint8_t)(dwLimb >> 2) & 0xFF;
+        j += 2;
+      }
+    } else {
+      dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 18) |
+               ((uint32_t)g_inv_base64[pBuffer[i + 1]] << 12) |
+               ((uint32_t)g_inv_base64[pBuffer[i + 2]] << 6) |
+               ((uint32_t)g_inv_base64[pBuffer[i + 3]]);
+      pOutBuffer[j] = (uint8_t)(dwLimb >> 16) & 0xff;
+      pOutBuffer[j + 1] = (uint8_t)(dwLimb >> 8) & 0xff;
+      pOutBuffer[j + 2] = (uint8_t)(dwLimb)&0xff;
+      j += 3;
+    }
+  }
+  FX_Free(pBuffer);
+  return j;
+}
+
+static const char g_base64_chars[] =
+    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+char* XFA_Base64Encode(const uint8_t* buf, int32_t buf_len) {
+  char* out = nullptr;
+  int i, j;
+  uint32_t limb;
+  out = FX_Alloc(char, ((buf_len * 8 + 5) / 6) + 5);
+  for (i = 0, j = 0, limb = 0; i + 2 < buf_len; i += 3, j += 4) {
+    limb = ((uint32_t)buf[i] << 16) | ((uint32_t)buf[i + 1] << 8) |
+           ((uint32_t)buf[i + 2]);
+    out[j] = g_base64_chars[(limb >> 18) & 63];
+    out[j + 1] = g_base64_chars[(limb >> 12) & 63];
+    out[j + 2] = g_base64_chars[(limb >> 6) & 63];
+    out[j + 3] = g_base64_chars[(limb)&63];
+  }
+  switch (buf_len - i) {
+    case 0:
+      break;
+    case 1:
+      limb = ((uint32_t)buf[i]);
+      out[j++] = g_base64_chars[(limb >> 2) & 63];
+      out[j++] = g_base64_chars[(limb << 4) & 63];
+      out[j++] = '=';
+      out[j++] = '=';
+      break;
+    case 2:
+      limb = ((uint32_t)buf[i] << 8) | ((uint32_t)buf[i + 1]);
+      out[j++] = g_base64_chars[(limb >> 10) & 63];
+      out[j++] = g_base64_chars[(limb >> 4) & 63];
+      out[j++] = g_base64_chars[(limb << 2) & 63];
+      out[j++] = '=';
+      break;
+    default:
+      break;
+  }
+  out[j] = '\0';
+  return out;
+}
+FXCODEC_IMAGE_TYPE XFA_GetImageType(const CFX_WideString& wsType) {
+  CFX_WideString wsContentType(wsType);
+  wsContentType.MakeLower();
+  if (wsContentType == L"image/jpg")
+    return FXCODEC_IMAGE_JPG;
+  if (wsContentType == L"image/png")
+    return FXCODEC_IMAGE_PNG;
+  if (wsContentType == L"image/gif")
+    return FXCODEC_IMAGE_GIF;
+  if (wsContentType == L"image/bmp")
+    return FXCODEC_IMAGE_BMP;
+  if (wsContentType == L"image/tif")
+    return FXCODEC_IMAGE_TIF;
+  return FXCODEC_IMAGE_UNKNOWN;
+}
+CFX_DIBitmap* XFA_LoadImageData(CXFA_FFDoc* pDoc,
+                                CXFA_Image* pImage,
+                                bool& bNameImage,
+                                int32_t& iImageXDpi,
+                                int32_t& iImageYDpi) {
+  CFX_WideString wsHref;
+  pImage->GetHref(wsHref);
+  CFX_WideString wsImage;
+  pImage->GetContent(wsImage);
+  if (wsHref.IsEmpty() && wsImage.IsEmpty()) {
+    return nullptr;
+  }
+  CFX_WideString wsContentType;
+  pImage->GetContentType(wsContentType);
+  FXCODEC_IMAGE_TYPE type = XFA_GetImageType(wsContentType);
+  CFX_ByteString bsContent;
+  uint8_t* pImageBuffer = nullptr;
+  CFX_RetainPtr<IFX_SeekableReadStream> pImageFileRead;
+  if (wsImage.GetLength() > 0) {
+    XFA_ATTRIBUTEENUM iEncoding =
+        (XFA_ATTRIBUTEENUM)pImage->GetTransferEncoding();
+    if (iEncoding == XFA_ATTRIBUTEENUM_Base64) {
+      CFX_ByteString bsData = wsImage.UTF8Encode();
+      int32_t iLength = bsData.GetLength();
+      pImageBuffer = FX_Alloc(uint8_t, iLength);
+      int32_t iRead = XFA_Base64Decode(bsData.c_str(), pImageBuffer);
+      if (iRead > 0) {
+        pImageFileRead = IFX_MemoryStream::Create(pImageBuffer, iRead);
+      }
+    } else {
+      bsContent = CFX_ByteString::FromUnicode(wsImage);
+      pImageFileRead = IFX_MemoryStream::Create(
+          const_cast<uint8_t*>(bsContent.raw_str()), bsContent.GetLength());
+    }
+  } else {
+    CFX_WideString wsURL = wsHref;
+    if (wsURL.Left(7) != L"http://" && wsURL.Left(6) != L"ftp://") {
+      CFX_DIBitmap* pBitmap =
+          pDoc->GetPDFNamedImage(wsURL.AsStringC(), iImageXDpi, iImageYDpi);
+      if (pBitmap) {
+        bNameImage = true;
+        return pBitmap;
+      }
+    }
+    pImageFileRead = pDoc->GetDocEnvironment()->OpenLinkedFile(pDoc, wsURL);
+  }
+  if (!pImageFileRead) {
+    FX_Free(pImageBuffer);
+    return nullptr;
+  }
+  bNameImage = false;
+  CFX_DIBitmap* pBitmap =
+      XFA_LoadImageFromBuffer(pImageFileRead, type, iImageXDpi, iImageYDpi);
+  FX_Free(pImageBuffer);
+  return pBitmap;
+}
+static FXDIB_Format XFA_GetDIBFormat(FXCODEC_IMAGE_TYPE type,
+                                     int32_t iComponents,
+                                     int32_t iBitsPerComponent) {
+  FXDIB_Format dibFormat = FXDIB_Argb;
+  switch (type) {
+    case FXCODEC_IMAGE_BMP:
+    case FXCODEC_IMAGE_JPG:
+    case FXCODEC_IMAGE_TIF: {
+      dibFormat = FXDIB_Rgb32;
+      int32_t bpp = iComponents * iBitsPerComponent;
+      if (bpp <= 24) {
+        dibFormat = FXDIB_Rgb;
+      }
+    } break;
+    case FXCODEC_IMAGE_PNG:
+    default:
+      break;
+  }
+  return dibFormat;
+}
+
+CFX_DIBitmap* XFA_LoadImageFromBuffer(
+    const CFX_RetainPtr<IFX_SeekableReadStream>& pImageFileRead,
+    FXCODEC_IMAGE_TYPE type,
+    int32_t& iImageXDpi,
+    int32_t& iImageYDpi) {
+  CFX_GEModule* pGeModule = CFX_GEModule::Get();
+  if (!pGeModule)
+    return nullptr;
+
+  CCodec_ModuleMgr* pCodecMgr = pGeModule->GetCodecModule();
+  if (!pCodecMgr)
+    return nullptr;
+
+  CFX_DIBAttribute dibAttr;
+  CFX_DIBitmap* pBitmap = nullptr;
+  std::unique_ptr<CCodec_ProgressiveDecoder> pProgressiveDecoder =
+      pCodecMgr->CreateProgressiveDecoder();
+  pProgressiveDecoder->LoadImageInfo(pImageFileRead, type, &dibAttr, false);
+  switch (dibAttr.m_wDPIUnit) {
+    case FXCODEC_RESUNIT_CENTIMETER:
+      dibAttr.m_nXDPI = (int32_t)(dibAttr.m_nXDPI * 2.54f);
+      dibAttr.m_nYDPI = (int32_t)(dibAttr.m_nYDPI * 2.54f);
+      break;
+    case FXCODEC_RESUNIT_METER:
+      dibAttr.m_nXDPI = (int32_t)(dibAttr.m_nXDPI / (float)100 * 2.54f);
+      dibAttr.m_nYDPI = (int32_t)(dibAttr.m_nYDPI / (float)100 * 2.54f);
+      break;
+    default:
+      break;
+  }
+  iImageXDpi = dibAttr.m_nXDPI > 1 ? dibAttr.m_nXDPI : (96);
+  iImageYDpi = dibAttr.m_nYDPI > 1 ? dibAttr.m_nYDPI : (96);
+  if (pProgressiveDecoder->GetWidth() > 0 &&
+      pProgressiveDecoder->GetHeight() > 0) {
+    type = pProgressiveDecoder->GetType();
+    int32_t iComponents = pProgressiveDecoder->GetNumComponents();
+    int32_t iBpc = pProgressiveDecoder->GetBPC();
+    FXDIB_Format dibFormat = XFA_GetDIBFormat(type, iComponents, iBpc);
+    pBitmap = new CFX_DIBitmap();
+    pBitmap->Create(pProgressiveDecoder->GetWidth(),
+                    pProgressiveDecoder->GetHeight(), dibFormat);
+    pBitmap->Clear(0xffffffff);
+    int32_t nFrames;
+    if ((pProgressiveDecoder->GetFrames(nFrames) ==
+         FXCODEC_STATUS_DECODE_READY) &&
+        (nFrames > 0)) {
+      pProgressiveDecoder->StartDecode(pBitmap, 0, 0, pBitmap->GetWidth(),
+                                       pBitmap->GetHeight());
+      pProgressiveDecoder->ContinueDecode();
+    }
+  }
+  return pBitmap;
+}
+
+void XFA_RectWidthoutMargin(CFX_RectF& rt, const CXFA_Margin& mg, bool bUI) {
+  if (!mg) {
+    return;
+  }
+  float fLeftInset, fTopInset, fRightInset, fBottomInset;
+  mg.GetLeftInset(fLeftInset);
+  mg.GetTopInset(fTopInset);
+  mg.GetRightInset(fRightInset);
+  mg.GetBottomInset(fBottomInset);
+  rt.Deflate(fLeftInset, fTopInset, fRightInset, fBottomInset);
+}
+CXFA_FFWidget* XFA_GetWidgetFromLayoutItem(CXFA_LayoutItem* pLayoutItem) {
+  if (XFA_IsCreateWidget(pLayoutItem->GetFormNode()->GetElementType()))
+    return static_cast<CXFA_FFWidget*>(pLayoutItem);
+  return nullptr;
+}
+bool XFA_IsCreateWidget(XFA_Element eType) {
+  return eType == XFA_Element::Field || eType == XFA_Element::Draw ||
+         eType == XFA_Element::Subform || eType == XFA_Element::ExclGroup;
+}
+static void XFA_BOX_GetPath_Arc(CXFA_Box box,
+                                CFX_RectF rtDraw,
+                                CFX_Path& fillPath,
+                                uint32_t dwFlags) {
+  float a, b;
+  a = rtDraw.width / 2.0f;
+  b = rtDraw.height / 2.0f;
+  if (box.IsCircular() || (dwFlags & XFA_DRAWBOX_ForceRound) != 0) {
+    a = b = std::min(a, b);
+  }
+  CFX_PointF center = rtDraw.Center();
+  rtDraw.left = center.x - a;
+  rtDraw.top = center.y - b;
+  rtDraw.width = a + a;
+  rtDraw.height = b + b;
+  float startAngle = 0, sweepAngle = 360;
+  bool bStart = box.GetStartAngle(startAngle);
+  bool bEnd = box.GetSweepAngle(sweepAngle);
+  if (!bStart && !bEnd) {
+    fillPath.AddEllipse(rtDraw);
+    return;
+  }
+  startAngle = -startAngle * FX_PI / 180.0f;
+  sweepAngle = -sweepAngle * FX_PI / 180.0f;
+  fillPath.AddArc(rtDraw.TopLeft(), rtDraw.Size(), startAngle, sweepAngle);
+}
+
+static void XFA_BOX_GetPath(CXFA_Box box,
+                            const std::vector<CXFA_Stroke>& strokes,
+                            CFX_RectF rtWidget,
+                            CFX_Path& path,
+                            int32_t nIndex,
+                            bool bStart,
+                            bool bCorner) {
+  ASSERT(nIndex >= 0 && nIndex < 8);
+  int32_t n = (nIndex & 1) ? nIndex - 1 : nIndex;
+  CXFA_Corner corner1(strokes[n].GetNode());
+  CXFA_Corner corner2(strokes[(n + 2) % 8].GetNode());
+  float fRadius1 = bCorner ? corner1.GetRadius() : 0.0f;
+  float fRadius2 = bCorner ? corner2.GetRadius() : 0.0f;
+  bool bInverted = corner1.IsInverted();
+  float offsetY = 0.0f;
+  float offsetX = 0.0f;
+  bool bRound = corner1.GetJoinType() == XFA_ATTRIBUTEENUM_Round;
+  float halfAfter = 0.0f;
+  float halfBefore = 0.0f;
+  CXFA_Stroke stroke = strokes[nIndex];
+  if (stroke.IsCorner()) {
+    CXFA_Stroke edgeBefore = strokes[(nIndex + 1 * 8 - 1) % 8];
+    CXFA_Stroke edgeAfter = strokes[nIndex + 1];
+    if (stroke.IsInverted()) {
+      if (!stroke.SameStyles(edgeBefore)) {
+        halfBefore = edgeBefore.GetThickness() / 2;
+      }
+      if (!stroke.SameStyles(edgeAfter)) {
+        halfAfter = edgeAfter.GetThickness() / 2;
+      }
+    }
+  } else {
+    CXFA_Stroke edgeBefore = strokes[(nIndex + 8 - 2) % 8];
+    CXFA_Stroke edgeAfter = strokes[(nIndex + 2) % 8];
+    if (!bRound && !bInverted) {
+      halfBefore = edgeBefore.GetThickness() / 2;
+      halfAfter = edgeAfter.GetThickness() / 2;
+    }
+  }
+  float offsetEX = 0.0f;
+  float offsetEY = 0.0f;
+  float sx = 0.0f;
+  float sy = 0.0f;
+  float vx = 1.0f;
+  float vy = 1.0f;
+  float nx = 1.0f;
+  float ny = 1.0f;
+  CFX_PointF cpStart;
+  CFX_PointF cp1;
+  CFX_PointF cp2;
+  if (bRound) {
+    sy = FX_PI / 2;
+  }
+  switch (nIndex) {
+    case 0:
+    case 1:
+      cp1 = rtWidget.TopLeft();
+      cp2 = rtWidget.TopRight();
+      if (nIndex == 0) {
+        cpStart.x = cp1.x - halfBefore;
+        cpStart.y = cp1.y + fRadius1, offsetY = -halfAfter;
+      } else {
+        cpStart.x = cp1.x + fRadius1 - halfBefore, cpStart.y = cp1.y,
+        offsetEX = halfAfter;
+      }
+      vx = 1, vy = 1;
+      nx = -1, ny = 0;
+      if (bRound) {
+        sx = bInverted ? FX_PI / 2 : FX_PI;
+      } else {
+        sx = 1, sy = 0;
+      }
+      break;
+    case 2:
+    case 3:
+      cp1 = rtWidget.TopRight();
+      cp2 = rtWidget.BottomRight();
+      if (nIndex == 2) {
+        cpStart.x = cp1.x - fRadius1, cpStart.y = cp1.y - halfBefore,
+        offsetX = halfAfter;
+      } else {
+        cpStart.x = cp1.x, cpStart.y = cp1.y + fRadius1 - halfBefore,
+        offsetEY = halfAfter;
+      }
+      vx = -1, vy = 1;
+      nx = 0, ny = -1;
+      if (bRound) {
+        sx = bInverted ? FX_PI : FX_PI * 3 / 2;
+      } else {
+        sx = 0, sy = 1;
+      }
+      break;
+    case 4:
+    case 5:
+      cp1 = rtWidget.BottomRight();
+      cp2 = rtWidget.BottomLeft();
+      if (nIndex == 4) {
+        cpStart.x = cp1.x + halfBefore, cpStart.y = cp1.y - fRadius1,
+        offsetY = halfAfter;
+      } else {
+        cpStart.x = cp1.x - fRadius1 + halfBefore, cpStart.y = cp1.y,
+        offsetEX = -halfAfter;
+      }
+      vx = -1, vy = -1;
+      nx = 1, ny = 0;
+      if (bRound) {
+        sx = bInverted ? FX_PI * 3 / 2 : 0;
+      } else {
+        sx = -1, sy = 0;
+      }
+      break;
+    case 6:
+    case 7:
+      cp1 = rtWidget.BottomLeft();
+      cp2 = rtWidget.TopLeft();
+      if (nIndex == 6) {
+        cpStart.x = cp1.x + fRadius1, cpStart.y = cp1.y + halfBefore,
+        offsetX = -halfAfter;
+      } else {
+        cpStart.x = cp1.x, cpStart.y = cp1.y - fRadius1 + halfBefore,
+        offsetEY = -halfAfter;
+      }
+      vx = 1;
+      vy = -1;
+      nx = 0;
+      ny = 1;
+      if (bRound) {
+        sx = bInverted ? 0 : FX_PI / 2;
+      } else {
+        sx = 0;
+        sy = -1;
+      }
+      break;
+  }
+  if (bStart) {
+    path.MoveTo(cpStart);
+  }
+  if (nIndex & 1) {
+    path.LineTo(CFX_PointF(cp2.x + fRadius2 * nx + offsetEX,
+                           cp2.y + fRadius2 * ny + offsetEY));
+    return;
+  }
+  if (bRound) {
+    if (fRadius1 < 0)
+      sx -= FX_PI;
+    if (bInverted)
+      sy *= -1;
+
+    CFX_RectF rtRadius(cp1.x + offsetX * 2, cp1.y + offsetY * 2,
+                       fRadius1 * 2 * vx - offsetX * 2,
+                       fRadius1 * 2 * vy - offsetY * 2);
+    rtRadius.Normalize();
+    if (bInverted)
+      rtRadius.Offset(-fRadius1 * vx, -fRadius1 * vy);
+
+    path.ArcTo(rtRadius.TopLeft(), rtRadius.Size(), sx, sy);
+  } else {
+    CFX_PointF cp;
+    if (bInverted) {
+      cp.x = cp1.x + fRadius1 * vx;
+      cp.y = cp1.y + fRadius1 * vy;
+    } else {
+      cp = cp1;
+    }
+    path.LineTo(cp);
+    path.LineTo(CFX_PointF(cp1.x + fRadius1 * sx + offsetX,
+                           cp1.y + fRadius1 * sy + offsetY));
+  }
+}
+static void XFA_BOX_GetFillPath(CXFA_Box box,
+                                const std::vector<CXFA_Stroke>& strokes,
+                                CFX_RectF rtWidget,
+                                CFX_Path& fillPath,
+                                uint16_t dwFlags) {
+  if (box.IsArc() || (dwFlags & XFA_DRAWBOX_ForceRound) != 0) {
+    CXFA_Edge edge = box.GetEdge(0);
+    float fThickness = edge.GetThickness();
+    if (fThickness < 0) {
+      fThickness = 0;
+    }
+    float fHalf = fThickness / 2;
+    int32_t iHand = box.GetHand();
+    if (iHand == XFA_ATTRIBUTEENUM_Left) {
+      rtWidget.Inflate(fHalf, fHalf);
+    } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+      rtWidget.Deflate(fHalf, fHalf);
+    }
+    XFA_BOX_GetPath_Arc(box, rtWidget, fillPath, dwFlags);
+    return;
+  }
+  bool bSameStyles = true;
+  CXFA_Stroke stroke1 = strokes[0];
+  for (int32_t i = 1; i < 8; i++) {
+    CXFA_Stroke stroke2 = strokes[i];
+    if (!stroke1.SameStyles(stroke2)) {
+      bSameStyles = false;
+      break;
+    }
+    stroke1 = stroke2;
+  }
+  if (bSameStyles) {
+    stroke1 = strokes[0];
+    for (int32_t i = 2; i < 8; i += 2) {
+      CXFA_Stroke stroke2 = strokes[i];
+      if (!stroke1.SameStyles(stroke2, XFA_STROKE_SAMESTYLE_NoPresence |
+                                           XFA_STROKE_SAMESTYLE_Corner)) {
+        bSameStyles = false;
+        break;
+      }
+      stroke1 = stroke2;
+    }
+    if (bSameStyles) {
+      stroke1 = strokes[0];
+      if (stroke1.IsInverted()) {
+        bSameStyles = false;
+      }
+      if (stroke1.GetJoinType() != XFA_ATTRIBUTEENUM_Square) {
+        bSameStyles = false;
+      }
+    }
+  }
+  if (bSameStyles) {
+    fillPath.AddRectangle(rtWidget.left, rtWidget.top, rtWidget.width,
+                          rtWidget.height);
+    return;
+  }
+
+  for (int32_t i = 0; i < 8; i += 2) {
+    float sx = 0.0f;
+    float sy = 0.0f;
+    float vx = 1.0f;
+    float vy = 1.0f;
+    float nx = 1.0f;
+    float ny = 1.0f;
+    CFX_PointF cp1, cp2;
+    CXFA_Corner corner1(strokes[i].GetNode());
+    CXFA_Corner corner2(strokes[(i + 2) % 8].GetNode());
+    float fRadius1 = corner1.GetRadius();
+    float fRadius2 = corner2.GetRadius();
+    bool bInverted = corner1.IsInverted();
+    bool bRound = corner1.GetJoinType() == XFA_ATTRIBUTEENUM_Round;
+    if (bRound) {
+      sy = FX_PI / 2;
+    }
+    switch (i) {
+      case 0:
+        cp1 = rtWidget.TopLeft();
+        cp2 = rtWidget.TopRight();
+        vx = 1, vy = 1;
+        nx = -1, ny = 0;
+        if (bRound) {
+          sx = bInverted ? FX_PI / 2 : FX_PI;
+        } else {
+          sx = 1, sy = 0;
+        }
+        break;
+      case 2:
+        cp1 = rtWidget.TopRight();
+        cp2 = rtWidget.BottomRight();
+        vx = -1, vy = 1;
+        nx = 0, ny = -1;
+        if (bRound) {
+          sx = bInverted ? FX_PI : FX_PI * 3 / 2;
+        } else {
+          sx = 0, sy = 1;
+        }
+        break;
+      case 4:
+        cp1 = rtWidget.BottomRight();
+        cp2 = rtWidget.BottomLeft();
+        vx = -1, vy = -1;
+        nx = 1, ny = 0;
+        if (bRound) {
+          sx = bInverted ? FX_PI * 3 / 2 : 0;
+        } else {
+          sx = -1, sy = 0;
+        }
+        break;
+      case 6:
+        cp1 = rtWidget.BottomLeft();
+        cp2 = rtWidget.TopLeft();
+        vx = 1, vy = -1;
+        nx = 0, ny = 1;
+        if (bRound) {
+          sx = bInverted ? 0 : FX_PI / 2;
+        } else {
+          sx = 0;
+          sy = -1;
+        }
+        break;
+    }
+    if (i == 0)
+      fillPath.MoveTo(CFX_PointF(cp1.x, cp1.y + fRadius1));
+
+    if (bRound) {
+      if (fRadius1 < 0)
+        sx -= FX_PI;
+      if (bInverted)
+        sy *= -1;
+
+      CFX_RectF rtRadius(cp1.x, cp1.y, fRadius1 * 2 * vx, fRadius1 * 2 * vy);
+      rtRadius.Normalize();
+      if (bInverted)
+        rtRadius.Offset(-fRadius1 * vx, -fRadius1 * vy);
+
+      fillPath.ArcTo(rtRadius.TopLeft(), rtRadius.Size(), sx, sy);
+    } else {
+      CFX_PointF cp;
+      if (bInverted) {
+        cp.x = cp1.x + fRadius1 * vx;
+        cp.y = cp1.y + fRadius1 * vy;
+      } else {
+        cp = cp1;
+      }
+      fillPath.LineTo(cp);
+      fillPath.LineTo(CFX_PointF(cp1.x + fRadius1 * sx, cp1.y + fRadius1 * sy));
+    }
+    fillPath.LineTo(CFX_PointF(cp2.x + fRadius2 * nx, cp2.y + fRadius2 * ny));
+  }
+}
+static void XFA_BOX_Fill_Radial(CXFA_Box box,
+                                CFX_Graphics* pGS,
+                                CFX_Path& fillPath,
+                                CFX_RectF rtFill,
+                                CFX_Matrix* pMatrix) {
+  CXFA_Fill fill = box.GetFill();
+  FX_ARGB crStart, crEnd;
+  crStart = fill.GetColor();
+  int32_t iType = fill.GetRadial(crEnd);
+  if (iType != XFA_ATTRIBUTEENUM_ToEdge) {
+    FX_ARGB temp = crEnd;
+    crEnd = crStart;
+    crStart = temp;
+  }
+  CFX_Shading shading(rtFill.Center(), rtFill.Center(), 0,
+                      FXSYS_sqrt(rtFill.Width() * rtFill.Width() +
+                                 rtFill.Height() * rtFill.Height()) /
+                          2,
+                      true, true, crStart, crEnd);
+  CFX_Color cr(&shading);
+  pGS->SetFillColor(&cr);
+  pGS->FillPath(&fillPath, FXFILL_WINDING, pMatrix);
+}
+static void XFA_BOX_Fill_Pattern(CXFA_Box box,
+                                 CFX_Graphics* pGS,
+                                 CFX_Path& fillPath,
+                                 CFX_RectF rtFill,
+                                 CFX_Matrix* pMatrix) {
+  CXFA_Fill fill = box.GetFill();
+  FX_ARGB crStart, crEnd;
+  crStart = fill.GetColor();
+  int32_t iType = fill.GetPattern(crEnd);
+  FX_HatchStyle iHatch = FX_HatchStyle::Cross;
+  switch (iType) {
+    case XFA_ATTRIBUTEENUM_CrossDiagonal:
+      iHatch = FX_HatchStyle::DiagonalCross;
+      break;
+    case XFA_ATTRIBUTEENUM_DiagonalLeft:
+      iHatch = FX_HatchStyle::ForwardDiagonal;
+      break;
+    case XFA_ATTRIBUTEENUM_DiagonalRight:
+      iHatch = FX_HatchStyle::BackwardDiagonal;
+      break;
+    case XFA_ATTRIBUTEENUM_Horizontal:
+      iHatch = FX_HatchStyle::Horizontal;
+      break;
+    case XFA_ATTRIBUTEENUM_Vertical:
+      iHatch = FX_HatchStyle::Vertical;
+      break;
+    default:
+      break;
+  }
+
+  CFX_Pattern pattern(iHatch, crEnd, crStart);
+  CFX_Color cr(&pattern, 0x0);
+  pGS->SetFillColor(&cr);
+  pGS->FillPath(&fillPath, FXFILL_WINDING, pMatrix);
+}
+static void XFA_BOX_Fill_Linear(CXFA_Box box,
+                                CFX_Graphics* pGS,
+                                CFX_Path& fillPath,
+                                CFX_RectF rtFill,
+                                CFX_Matrix* pMatrix) {
+  CXFA_Fill fill = box.GetFill();
+  FX_ARGB crStart = fill.GetColor();
+  FX_ARGB crEnd;
+  int32_t iType = fill.GetLinear(crEnd);
+  CFX_PointF ptStart;
+  CFX_PointF ptEnd;
+  switch (iType) {
+    case XFA_ATTRIBUTEENUM_ToRight:
+      ptStart = CFX_PointF(rtFill.left, rtFill.top);
+      ptEnd = CFX_PointF(rtFill.right(), rtFill.top);
+      break;
+    case XFA_ATTRIBUTEENUM_ToBottom:
+      ptStart = CFX_PointF(rtFill.left, rtFill.top);
+      ptEnd = CFX_PointF(rtFill.left, rtFill.bottom());
+      break;
+    case XFA_ATTRIBUTEENUM_ToLeft:
+      ptStart = CFX_PointF(rtFill.right(), rtFill.top);
+      ptEnd = CFX_PointF(rtFill.left, rtFill.top);
+      break;
+    case XFA_ATTRIBUTEENUM_ToTop:
+      ptStart = CFX_PointF(rtFill.left, rtFill.bottom());
+      ptEnd = CFX_PointF(rtFill.left, rtFill.top);
+      break;
+    default:
+      break;
+  }
+  CFX_Shading shading(ptStart, ptEnd, false, false, crStart, crEnd);
+  CFX_Color cr(&shading);
+  pGS->SetFillColor(&cr);
+  pGS->FillPath(&fillPath, FXFILL_WINDING, pMatrix);
+}
+static void XFA_BOX_Fill(CXFA_Box box,
+                         const std::vector<CXFA_Stroke>& strokes,
+                         CFX_Graphics* pGS,
+                         const CFX_RectF& rtWidget,
+                         CFX_Matrix* pMatrix,
+                         uint32_t dwFlags) {
+  CXFA_Fill fill = box.GetFill();
+  if (!fill || fill.GetPresence() != XFA_ATTRIBUTEENUM_Visible)
+    return;
+
+  pGS->SaveGraphState();
+  CFX_Path fillPath;
+  XFA_BOX_GetFillPath(box, strokes, rtWidget, fillPath,
+                      (dwFlags & XFA_DRAWBOX_ForceRound) != 0);
+  fillPath.Close();
+  XFA_Element eType = fill.GetFillType();
+  switch (eType) {
+    case XFA_Element::Radial:
+      XFA_BOX_Fill_Radial(box, pGS, fillPath, rtWidget, pMatrix);
+      break;
+    case XFA_Element::Pattern:
+      XFA_BOX_Fill_Pattern(box, pGS, fillPath, rtWidget, pMatrix);
+      break;
+    case XFA_Element::Linear:
+      XFA_BOX_Fill_Linear(box, pGS, fillPath, rtWidget, pMatrix);
+      break;
+    default: {
+      FX_ARGB cr;
+      if (eType == XFA_Element::Stipple) {
+        int32_t iRate = fill.GetStipple(cr);
+        if (iRate == 0) {
+          iRate = 100;
+        }
+        int32_t a = 0;
+        FX_COLORREF rgb;
+        ArgbDecode(cr, a, rgb);
+        cr = ArgbEncode(iRate * a / 100, rgb);
+      } else {
+        cr = fill.GetColor();
+      }
+      CFX_Color fillColor(cr);
+      pGS->SetFillColor(&fillColor);
+      pGS->FillPath(&fillPath, FXFILL_WINDING, pMatrix);
+    } break;
+  }
+  pGS->RestoreGraphState();
+}
+static void XFA_BOX_StrokePath(CXFA_Stroke stroke,
+                               CFX_Path* pPath,
+                               CFX_Graphics* pGS,
+                               CFX_Matrix* pMatrix) {
+  if (!stroke || !stroke.IsVisible()) {
+    return;
+  }
+  float fThickness = stroke.GetThickness();
+  if (fThickness < 0.001f) {
+    return;
+  }
+  pGS->SaveGraphState();
+  if (stroke.IsCorner() && fThickness > 2 * stroke.GetRadius()) {
+    fThickness = 2 * stroke.GetRadius();
+  }
+  pGS->SetLineWidth(fThickness, true);
+  pGS->SetLineCap(CFX_GraphStateData::LineCapButt);
+  XFA_StrokeTypeSetLineDash(pGS, stroke.GetStrokeType(),
+                            XFA_ATTRIBUTEENUM_Butt);
+  CFX_Color fxColor(stroke.GetColor());
+  pGS->SetStrokeColor(&fxColor);
+  pGS->StrokePath(pPath, pMatrix);
+  pGS->RestoreGraphState();
+}
+static void XFA_BOX_StrokeArc(CXFA_Box box,
+                              CFX_Graphics* pGS,
+                              CFX_RectF rtWidget,
+                              CFX_Matrix* pMatrix,
+                              uint32_t dwFlags) {
+  CXFA_Edge edge = box.GetEdge(0);
+  if (!edge || !edge.IsVisible()) {
+    return;
+  }
+  bool bVisible = false;
+  float fThickness = 0;
+  int32_t i3DType = box.Get3DStyle(bVisible, fThickness);
+  if (i3DType) {
+    if (bVisible && fThickness >= 0.001f) {
+      dwFlags |= XFA_DRAWBOX_Lowered3D;
+    }
+  }
+  float fHalf = edge.GetThickness() / 2;
+  if (fHalf < 0) {
+    fHalf = 0;
+  }
+  int32_t iHand = box.GetHand();
+  if (iHand == XFA_ATTRIBUTEENUM_Left) {
+    rtWidget.Inflate(fHalf, fHalf);
+  } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+    rtWidget.Deflate(fHalf, fHalf);
+  }
+  if ((dwFlags & XFA_DRAWBOX_ForceRound) == 0 ||
+      (dwFlags & XFA_DRAWBOX_Lowered3D) == 0) {
+    if (fHalf < 0.001f)
+      return;
+
+    CFX_Path arcPath;
+    XFA_BOX_GetPath_Arc(box, rtWidget, arcPath, dwFlags);
+    XFA_BOX_StrokePath(edge, &arcPath, pGS, pMatrix);
+    return;
+  }
+  pGS->SaveGraphState();
+  pGS->SetLineWidth(fHalf);
+
+  float a, b;
+  a = rtWidget.width / 2.0f;
+  b = rtWidget.height / 2.0f;
+  if (dwFlags & XFA_DRAWBOX_ForceRound) {
+    a = std::min(a, b);
+    b = a;
+  }
+
+  CFX_PointF center = rtWidget.Center();
+  rtWidget.left = center.x - a;
+  rtWidget.top = center.y - b;
+  rtWidget.width = a + a;
+  rtWidget.height = b + b;
+
+  float startAngle = 0, sweepAngle = 360;
+  startAngle = startAngle * FX_PI / 180.0f;
+  sweepAngle = -sweepAngle * FX_PI / 180.0f;
+
+  CFX_Path arcPath;
+  arcPath.AddArc(rtWidget.TopLeft(), rtWidget.Size(), 3.0f * FX_PI / 4.0f,
+                 FX_PI);
+
+  CFX_Color cr(0xFF808080);
+  pGS->SetStrokeColor(&cr);
+  pGS->StrokePath(&arcPath, pMatrix);
+  arcPath.Clear();
+  arcPath.AddArc(rtWidget.TopLeft(), rtWidget.Size(), -1.0f * FX_PI / 4.0f,
+                 FX_PI);
+
+  cr.Set(0xFFFFFFFF);
+  pGS->SetStrokeColor(&cr);
+  pGS->StrokePath(&arcPath, pMatrix);
+  rtWidget.Deflate(fHalf, fHalf);
+  arcPath.Clear();
+  arcPath.AddArc(rtWidget.TopLeft(), rtWidget.Size(), 3.0f * FX_PI / 4.0f,
+                 FX_PI);
+
+  cr.Set(0xFF404040);
+  pGS->SetStrokeColor(&cr);
+  pGS->StrokePath(&arcPath, pMatrix);
+  arcPath.Clear();
+  arcPath.AddArc(rtWidget.TopLeft(), rtWidget.Size(), -1.0f * FX_PI / 4.0f,
+                 FX_PI);
+
+  cr.Set(0xFFC0C0C0);
+  pGS->SetStrokeColor(&cr);
+  pGS->StrokePath(&arcPath, pMatrix);
+  pGS->RestoreGraphState();
+}
+static void XFA_Draw3DRect(CFX_Graphics* pGraphic,
+                           const CFX_RectF& rt,
+                           float fLineWidth,
+                           CFX_Matrix* pMatrix,
+                           FX_ARGB argbTopLeft,
+                           FX_ARGB argbBottomRight) {
+  CFX_Color crLT(argbTopLeft);
+  pGraphic->SetFillColor(&crLT);
+  float fBottom = rt.bottom();
+  float fRight = rt.right();
+  CFX_Path pathLT;
+  pathLT.MoveTo(CFX_PointF(rt.left, fBottom));
+  pathLT.LineTo(CFX_PointF(rt.left, rt.top));
+  pathLT.LineTo(CFX_PointF(fRight, rt.top));
+  pathLT.LineTo(CFX_PointF(fRight - fLineWidth, rt.top + fLineWidth));
+  pathLT.LineTo(CFX_PointF(rt.left + fLineWidth, rt.top + fLineWidth));
+  pathLT.LineTo(CFX_PointF(rt.left + fLineWidth, fBottom - fLineWidth));
+  pathLT.LineTo(CFX_PointF(rt.left, fBottom));
+  pGraphic->FillPath(&pathLT, FXFILL_WINDING, pMatrix);
+
+  CFX_Color crRB(argbBottomRight);
+  pGraphic->SetFillColor(&crRB);
+
+  CFX_Path pathRB;
+  pathRB.MoveTo(CFX_PointF(fRight, rt.top));
+  pathRB.LineTo(CFX_PointF(fRight, fBottom));
+  pathRB.LineTo(CFX_PointF(rt.left, fBottom));
+  pathRB.LineTo(CFX_PointF(rt.left + fLineWidth, fBottom - fLineWidth));
+  pathRB.LineTo(CFX_PointF(fRight - fLineWidth, fBottom - fLineWidth));
+  pathRB.LineTo(CFX_PointF(fRight - fLineWidth, rt.top + fLineWidth));
+  pathRB.LineTo(CFX_PointF(fRight, rt.top));
+  pGraphic->FillPath(&pathRB, FXFILL_WINDING, pMatrix);
+}
+static void XFA_BOX_Stroke_3DRect_Lowered(CFX_Graphics* pGS,
+                                          CFX_RectF rt,
+                                          float fThickness,
+                                          CFX_Matrix* pMatrix) {
+  float fHalfWidth = fThickness / 2.0f;
+  CFX_RectF rtInner(rt);
+  rtInner.Deflate(fHalfWidth, fHalfWidth);
+  CFX_Color cr(0xFF000000);
+  pGS->SetFillColor(&cr);
+  CFX_Path path;
+  path.AddRectangle(rt.left, rt.top, rt.width, rt.height);
+  path.AddRectangle(rtInner.left, rtInner.top, rtInner.width, rtInner.height);
+  pGS->FillPath(&path, FXFILL_ALTERNATE, pMatrix);
+  XFA_Draw3DRect(pGS, rtInner, fHalfWidth, pMatrix, 0xFF808080, 0xFFC0C0C0);
+}
+static void XFA_BOX_Stroke_3DRect_Raised(CFX_Graphics* pGS,
+                                         CFX_RectF rt,
+                                         float fThickness,
+                                         CFX_Matrix* pMatrix) {
+  float fHalfWidth = fThickness / 2.0f;
+  CFX_RectF rtInner(rt);
+  rtInner.Deflate(fHalfWidth, fHalfWidth);
+  CFX_Color cr(0xFF000000);
+  pGS->SetFillColor(&cr);
+  CFX_Path path;
+  path.AddRectangle(rt.left, rt.top, rt.width, rt.height);
+  path.AddRectangle(rtInner.left, rtInner.top, rtInner.width, rtInner.height);
+  pGS->FillPath(&path, FXFILL_ALTERNATE, pMatrix);
+  XFA_Draw3DRect(pGS, rtInner, fHalfWidth, pMatrix, 0xFFFFFFFF, 0xFF808080);
+}
+static void XFA_BOX_Stroke_3DRect_Etched(CFX_Graphics* pGS,
+                                         CFX_RectF rt,
+                                         float fThickness,
+                                         CFX_Matrix* pMatrix) {
+  float fHalfWidth = fThickness / 2.0f;
+  XFA_Draw3DRect(pGS, rt, fThickness, pMatrix, 0xFF808080, 0xFFFFFFFF);
+  CFX_RectF rtInner(rt);
+  rtInner.Deflate(fHalfWidth, fHalfWidth);
+  XFA_Draw3DRect(pGS, rtInner, fHalfWidth, pMatrix, 0xFFFFFFFF, 0xFF808080);
+}
+static void XFA_BOX_Stroke_3DRect_Embossed(CFX_Graphics* pGS,
+                                           CFX_RectF rt,
+                                           float fThickness,
+                                           CFX_Matrix* pMatrix) {
+  float fHalfWidth = fThickness / 2.0f;
+  XFA_Draw3DRect(pGS, rt, fThickness, pMatrix, 0xFF808080, 0xFF000000);
+  CFX_RectF rtInner(rt);
+  rtInner.Deflate(fHalfWidth, fHalfWidth);
+  XFA_Draw3DRect(pGS, rtInner, fHalfWidth, pMatrix, 0xFF000000, 0xFF808080);
+}
+static void XFA_BOX_Stroke_Rect(CXFA_Box box,
+                                const std::vector<CXFA_Stroke>& strokes,
+                                CFX_Graphics* pGS,
+                                CFX_RectF rtWidget,
+                                CFX_Matrix* pMatrix) {
+  bool bVisible = false;
+  float fThickness = 0;
+  int32_t i3DType = box.Get3DStyle(bVisible, fThickness);
+  if (i3DType) {
+    if (!bVisible || fThickness < 0.001f) {
+      return;
+    }
+    switch (i3DType) {
+      case XFA_ATTRIBUTEENUM_Lowered:
+        XFA_BOX_Stroke_3DRect_Lowered(pGS, rtWidget, fThickness, pMatrix);
+        break;
+      case XFA_ATTRIBUTEENUM_Raised:
+        XFA_BOX_Stroke_3DRect_Raised(pGS, rtWidget, fThickness, pMatrix);
+        break;
+      case XFA_ATTRIBUTEENUM_Etched:
+        XFA_BOX_Stroke_3DRect_Etched(pGS, rtWidget, fThickness, pMatrix);
+        break;
+      case XFA_ATTRIBUTEENUM_Embossed:
+        XFA_BOX_Stroke_3DRect_Embossed(pGS, rtWidget, fThickness, pMatrix);
+        break;
+    }
+    return;
+  }
+  bool bClose = false;
+  bool bSameStyles = true;
+  CXFA_Stroke stroke1 = strokes[0];
+  for (int32_t i = 1; i < 8; i++) {
+    CXFA_Stroke stroke2 = strokes[i];
+    if (!stroke1.SameStyles(stroke2)) {
+      bSameStyles = false;
+      break;
+    }
+    stroke1 = stroke2;
+  }
+  if (bSameStyles) {
+    stroke1 = strokes[0];
+    bClose = true;
+    for (int32_t i = 2; i < 8; i += 2) {
+      CXFA_Stroke stroke2 = strokes[i];
+      if (!stroke1.SameStyles(stroke2, XFA_STROKE_SAMESTYLE_NoPresence |
+                                           XFA_STROKE_SAMESTYLE_Corner)) {
+        bSameStyles = false;
+        break;
+      }
+      stroke1 = stroke2;
+    }
+    if (bSameStyles) {
+      stroke1 = strokes[0];
+      if (stroke1.IsInverted())
+        bSameStyles = false;
+      if (stroke1.GetJoinType() != XFA_ATTRIBUTEENUM_Square)
+        bSameStyles = false;
+    }
+  }
+  bool bStart = true;
+  CFX_Path path;
+  for (int32_t i = 0; i < 8; i++) {
+    CXFA_Stroke stroke = strokes[i];
+    if ((i % 1) == 0 && stroke.GetRadius() < 0) {
+      bool bEmpty = path.IsEmpty();
+      if (!bEmpty) {
+        XFA_BOX_StrokePath(stroke, &path, pGS, pMatrix);
+        path.Clear();
+      }
+      bStart = true;
+      continue;
+    }
+    XFA_BOX_GetPath(box, strokes, rtWidget, path, i, bStart, !bSameStyles);
+    CXFA_Stroke stroke2 = strokes[(i + 1) % 8];
+    bStart = !stroke.SameStyles(stroke2);
+    if (bStart) {
+      XFA_BOX_StrokePath(stroke, &path, pGS, pMatrix);
+      path.Clear();
+    }
+  }
+  bool bEmpty = path.IsEmpty();
+  if (!bEmpty) {
+    if (bClose) {
+      path.Close();
+    }
+    XFA_BOX_StrokePath(strokes[7], &path, pGS, pMatrix);
+  }
+}
+static void XFA_BOX_Stroke(CXFA_Box box,
+                           const std::vector<CXFA_Stroke>& strokes,
+                           CFX_Graphics* pGS,
+                           CFX_RectF rtWidget,
+                           CFX_Matrix* pMatrix,
+                           uint32_t dwFlags) {
+  if (box.IsArc() || (dwFlags & XFA_DRAWBOX_ForceRound) != 0) {
+    XFA_BOX_StrokeArc(box, pGS, rtWidget, pMatrix, dwFlags);
+    return;
+  }
+  bool bVisible = false;
+  for (int32_t j = 0; j < 4; j++) {
+    if (strokes[j * 2 + 1].IsVisible()) {
+      bVisible = true;
+      break;
+    }
+  }
+  if (!bVisible) {
+    return;
+  }
+  for (int32_t i = 1; i < 8; i += 2) {
+    CXFA_Edge edge(strokes[i].GetNode());
+    float fThickness = edge.GetThickness();
+    if (fThickness < 0) {
+      fThickness = 0;
+    }
+    float fHalf = fThickness / 2;
+    int32_t iHand = box.GetHand();
+    switch (i) {
+      case 1:
+        if (iHand == XFA_ATTRIBUTEENUM_Left) {
+          rtWidget.top -= fHalf;
+          rtWidget.height += fHalf;
+        } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+          rtWidget.top += fHalf;
+          rtWidget.height -= fHalf;
+        }
+        break;
+      case 3:
+        if (iHand == XFA_ATTRIBUTEENUM_Left) {
+          rtWidget.width += fHalf;
+        } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+          rtWidget.width -= fHalf;
+        }
+        break;
+      case 5:
+        if (iHand == XFA_ATTRIBUTEENUM_Left) {
+          rtWidget.height += fHalf;
+        } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+          rtWidget.height -= fHalf;
+        }
+        break;
+      case 7:
+        if (iHand == XFA_ATTRIBUTEENUM_Left) {
+          rtWidget.left -= fHalf;
+          rtWidget.width += fHalf;
+        } else if (iHand == XFA_ATTRIBUTEENUM_Right) {
+          rtWidget.left += fHalf;
+          rtWidget.width -= fHalf;
+        }
+        break;
+    }
+  }
+  XFA_BOX_Stroke_Rect(box, strokes, pGS, rtWidget, pMatrix);
+}
+void XFA_DrawBox(CXFA_Box box,
+                 CFX_Graphics* pGS,
+                 const CFX_RectF& rtWidget,
+                 CFX_Matrix* pMatrix,
+                 uint32_t dwFlags) {
+  if (!box || box.GetPresence() != XFA_ATTRIBUTEENUM_Visible)
+    return;
+
+  XFA_Element eType = box.GetElementType();
+  if (eType != XFA_Element::Arc && eType != XFA_Element::Border &&
+      eType != XFA_Element::Rectangle) {
+    return;
+  }
+  std::vector<CXFA_Stroke> strokes;
+  if (!(dwFlags & XFA_DRAWBOX_ForceRound) && eType != XFA_Element::Arc)
+    box.GetStrokes(&strokes);
+
+  XFA_BOX_Fill(box, strokes, pGS, rtWidget, pMatrix, dwFlags);
+  XFA_BOX_Stroke(box, strokes, pGS, rtWidget, pMatrix, dwFlags);
+}
+
+CXFA_CalcData::CXFA_CalcData() : m_iRefCount(0) {}
+
+CXFA_CalcData::~CXFA_CalcData() {}