Move fpdfsdk/pdfwindow to fpdfsdk/pwl

This makes it clearer what the directory contains.

Change-Id: I34fc38dd30b8e0f6e057052ea33c8b5a10f1b9c3
Reviewed-on: https://pdfium-review.googlesource.com/8791
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 0 insertions, 1992 deletions

diff --git a/fpdfsdk/pdfwindow/cpwl_appstream.cpp b/fpdfsdk/pdfwindow/cpwl_appstream.cpp
deleted file mode 100644
index 23ebf4f6d5..0000000000
--- a/fpdfsdk/pdfwindow/cpwl_appstream.cpp
+++ /dev/null
@@ -1,1992 +0,0 @@
-// Copyright 2017 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 "fpdfsdk/pdfwindow/cpwl_appstream.h"
-
-#include <utility>
-
-#include "core/fpdfapi/parser/cpdf_dictionary.h"
-#include "core/fpdfapi/parser/cpdf_document.h"
-#include "core/fpdfapi/parser/cpdf_name.h"
-#include "core/fpdfapi/parser/cpdf_number.h"
-#include "core/fpdfapi/parser/cpdf_reference.h"
-#include "core/fpdfapi/parser/cpdf_stream.h"
-#include "core/fpdfapi/parser/cpdf_string.h"
-#include "core/fpdfapi/parser/fpdf_parser_decode.h"
-#include "core/fpdfdoc/cpvt_word.h"
-#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
-#include "fpdfsdk/cpdfsdk_interform.h"
-#include "fpdfsdk/cpdfsdk_pageview.h"
-#include "fpdfsdk/cpdfsdk_widget.h"
-#include "fpdfsdk/formfiller/cba_fontmap.h"
-#include "fpdfsdk/pdfwindow/cpwl_edit.h"
-#include "fpdfsdk/pdfwindow/cpwl_edit_impl.h"
-#include "fpdfsdk/pdfwindow/cpwl_icon.h"
-#include "fpdfsdk/pdfwindow/cpwl_wnd.h"
-
-namespace {
-
-// Checkbox & radiobutton styles.
-enum class CheckStyle { kCheck = 0, kCircle, kCross, kDiamond, kSquare, kStar };
-
-// Pushbutton layout styles.
-enum class ButtonStyle {
-  kLabel = 0,
-  kIcon,
-  kIconTopLabelBottom,
-  kIconBottomLabelTop,
-  kIconLeftLabelRight,
-  kIconRightLabelLeft,
-  kLabelOverIcon
-};
-
-const char kAppendRectOperator[] = "re";
-const char kConcatMatrixOperator[] = "cm";
-const char kCurveToOperator[] = "c";
-const char kEndPathNoFillOrStrokeOperator[] = "n";
-const char kFillOperator[] = "f";
-const char kFillEvenOddOperator[] = "f*";
-const char kInvokeNamedXObjectOperator[] = "Do";
-const char kLineToOperator[] = "l";
-const char kMarkedSequenceBeginOperator[] = "BMC";
-const char kMarkedSequenceEndOperator[] = "EMC";
-const char kMoveTextPositionOperator[] = "Td";
-const char kMoveToOperator[] = "m";
-const char kSetCharacterSpacingOperator[] = "Tc";
-const char kSetCMYKOperator[] = "k";
-const char kSetCMKYStrokedOperator[] = "K";
-const char kSetDashOperator[] = "d";
-const char kSetGrayOperator[] = "g";
-const char kSetGrayStrokedOperator[] = "G";
-const char kSetLineCapStyleOperator[] = "J";
-const char kSetLineJoinStyleOperator[] = "j";
-const char kSetLineWidthOperator[] = "w";
-const char kSetNonZeroWindingClipOperator[] = "W";
-const char kSetRGBOperator[] = "rg";
-const char kSetRGBStrokedOperator[] = "RG";
-const char kSetTextFontAndSizeOperator[] = "Tf";
-const char kSetTextScaleHorizontalOperator[] = "Tz";
-const char kShowTextOperator[] = "Tj";
-const char kStateRestoreOperator[] = "Q";
-const char kStateSaveOperator[] = "q";
-const char kStrokeOperator[] = "S";
-const char kTextBeginOperator[] = "BT";
-const char kTextEndOperator[] = "ET";
-
-class AutoClosedCommand {
- public:
-  AutoClosedCommand(std::ostringstream* stream,
-                    CFX_ByteString open,
-                    CFX_ByteString close)
-      : stream_(stream), close_(close) {
-    *stream_ << open << "\n";
-  }
-
-  virtual ~AutoClosedCommand() { *stream_ << close_ << "\n"; }
-
- private:
-  std::ostringstream* stream_;
-  CFX_ByteString close_;
-};
-
-class AutoClosedQCommand : public AutoClosedCommand {
- public:
-  explicit AutoClosedQCommand(std::ostringstream* stream)
-      : AutoClosedCommand(stream, kStateSaveOperator, kStateRestoreOperator) {}
-  ~AutoClosedQCommand() override {}
-};
-
-CFX_ByteString GetColorAppStream(const CFX_Color& color,
-                                 const bool& bFillOrStroke) {
-  std::ostringstream sColorStream;
-
-  switch (color.nColorType) {
-    case COLORTYPE_RGB:
-      sColorStream << color.fColor1 << " " << color.fColor2 << " "
-                   << color.fColor3 << " "
-                   << (bFillOrStroke ? kSetRGBOperator : kSetRGBStrokedOperator)
-                   << "\n";
-      break;
-    case COLORTYPE_GRAY:
-      sColorStream << color.fColor1 << " "
-                   << (bFillOrStroke ? kSetGrayOperator
-                                     : kSetGrayStrokedOperator)
-                   << "\n";
-      break;
-    case COLORTYPE_CMYK:
-      sColorStream << color.fColor1 << " " << color.fColor2 << " "
-                   << color.fColor3 << " " << color.fColor4 << " "
-                   << (bFillOrStroke ? kSetCMYKOperator
-                                     : kSetCMKYStrokedOperator)
-                   << "\n";
-      break;
-  }
-
-  return CFX_ByteString(sColorStream);
-}
-
-CFX_ByteString GetAP_Check(const CFX_FloatRect& crBBox) {
-  const float fWidth = crBBox.right - crBBox.left;
-  const float fHeight = crBBox.top - crBBox.bottom;
-
-  CFX_PointF pts[8][3] = {{CFX_PointF(0.28f, 0.52f), CFX_PointF(0.27f, 0.48f),
-                           CFX_PointF(0.29f, 0.40f)},
-                          {CFX_PointF(0.30f, 0.33f), CFX_PointF(0.31f, 0.29f),
-                           CFX_PointF(0.31f, 0.28f)},
-                          {CFX_PointF(0.39f, 0.28f), CFX_PointF(0.49f, 0.29f),
-                           CFX_PointF(0.77f, 0.67f)},
-                          {CFX_PointF(0.76f, 0.68f), CFX_PointF(0.78f, 0.69f),
-                           CFX_PointF(0.76f, 0.75f)},
-                          {CFX_PointF(0.76f, 0.75f), CFX_PointF(0.73f, 0.80f),
-                           CFX_PointF(0.68f, 0.75f)},
-                          {CFX_PointF(0.68f, 0.74f), CFX_PointF(0.68f, 0.74f),
-                           CFX_PointF(0.44f, 0.47f)},
-                          {CFX_PointF(0.43f, 0.47f), CFX_PointF(0.40f, 0.47f),
-                           CFX_PointF(0.41f, 0.58f)},
-                          {CFX_PointF(0.40f, 0.60f), CFX_PointF(0.28f, 0.66f),
-                           CFX_PointF(0.30f, 0.56f)}};
-
-  for (size_t i = 0; i < FX_ArraySize(pts); ++i) {
-    for (size_t j = 0; j < FX_ArraySize(pts[0]); ++j) {
-      pts[i][j].x = pts[i][j].x * fWidth + crBBox.left;
-      pts[i][j].y *= pts[i][j].y * fHeight + crBBox.bottom;
-    }
-  }
-
-  std::ostringstream csAP;
-  csAP << pts[0][0].x << " " << pts[0][0].y << " " << kMoveToOperator << "\n";
-
-  for (size_t i = 0; i < FX_ArraySize(pts); ++i) {
-    size_t nNext = i < FX_ArraySize(pts) - 1 ? i + 1 : 0;
-
-    float px1 = pts[i][1].x - pts[i][0].x;
-    float py1 = pts[i][1].y - pts[i][0].y;
-    float px2 = pts[i][2].x - pts[nNext][0].x;
-    float py2 = pts[i][2].y - pts[nNext][0].y;
-
-    csAP << pts[i][0].x + px1 * FX_BEZIER << " "
-         << pts[i][0].y + py1 * FX_BEZIER << " "
-         << pts[nNext][0].x + px2 * FX_BEZIER << " "
-         << pts[nNext][0].y + py2 * FX_BEZIER << " " << pts[nNext][0].x << " "
-         << pts[nNext][0].y << " " << kCurveToOperator << "\n";
-  }
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_Circle(const CFX_FloatRect& crBBox) {
-  std::ostringstream csAP;
-
-  float fWidth = crBBox.right - crBBox.left;
-  float fHeight = crBBox.top - crBBox.bottom;
-
-  CFX_PointF pt1(crBBox.left, crBBox.bottom + fHeight / 2);
-  CFX_PointF pt2(crBBox.left + fWidth / 2, crBBox.top);
-  CFX_PointF pt3(crBBox.right, crBBox.bottom + fHeight / 2);
-  CFX_PointF pt4(crBBox.left + fWidth / 2, crBBox.bottom);
-
-  csAP << pt1.x << " " << pt1.y << " " << kMoveToOperator << "\n";
-
-  float px = pt2.x - pt1.x;
-  float py = pt2.y - pt1.y;
-
-  csAP << pt1.x << " " << pt1.y + py * FX_BEZIER << " "
-       << pt2.x - px * FX_BEZIER << " " << pt2.y << " " << pt2.x << " " << pt2.y
-       << " " << kCurveToOperator << "\n";
-
-  px = pt3.x - pt2.x;
-  py = pt2.y - pt3.y;
-
-  csAP << pt2.x + px * FX_BEZIER << " " << pt2.y << " " << pt3.x << " "
-       << pt3.y + py * FX_BEZIER << " " << pt3.x << " " << pt3.y << " "
-       << kCurveToOperator << "\n";
-
-  px = pt3.x - pt4.x;
-  py = pt3.y - pt4.y;
-
-  csAP << pt3.x << " " << pt3.y - py * FX_BEZIER << " "
-       << pt4.x + px * FX_BEZIER << " " << pt4.y << " " << pt4.x << " " << pt4.y
-       << " " << kCurveToOperator << "\n";
-
-  px = pt4.x - pt1.x;
-  py = pt1.y - pt4.y;
-
-  csAP << pt4.x - px * FX_BEZIER << " " << pt4.y << " " << pt1.x << " "
-       << pt1.y - py * FX_BEZIER << " " << pt1.x << " " << pt1.y << " "
-       << kCurveToOperator << "\n";
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_Cross(const CFX_FloatRect& crBBox) {
-  std::ostringstream csAP;
-
-  csAP << crBBox.left << " " << crBBox.top << " " << kMoveToOperator << "\n";
-  csAP << crBBox.right << " " << crBBox.bottom << " " << kLineToOperator
-       << "\n";
-  csAP << crBBox.left << " " << crBBox.bottom << " " << kMoveToOperator << "\n";
-  csAP << crBBox.right << " " << crBBox.top << " " << kLineToOperator << "\n";
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_Diamond(const CFX_FloatRect& crBBox) {
-  std::ostringstream csAP;
-
-  float fWidth = crBBox.right - crBBox.left;
-  float fHeight = crBBox.top - crBBox.bottom;
-
-  CFX_PointF pt1(crBBox.left, crBBox.bottom + fHeight / 2);
-  CFX_PointF pt2(crBBox.left + fWidth / 2, crBBox.top);
-  CFX_PointF pt3(crBBox.right, crBBox.bottom + fHeight / 2);
-  CFX_PointF pt4(crBBox.left + fWidth / 2, crBBox.bottom);
-
-  csAP << pt1.x << " " << pt1.y << " " << kMoveToOperator << "\n";
-  csAP << pt2.x << " " << pt2.y << " " << kLineToOperator << "\n";
-  csAP << pt3.x << " " << pt3.y << " " << kLineToOperator << "\n";
-  csAP << pt4.x << " " << pt4.y << " " << kLineToOperator << "\n";
-  csAP << pt1.x << " " << pt1.y << " " << kLineToOperator << "\n";
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_Square(const CFX_FloatRect& crBBox) {
-  std::ostringstream csAP;
-
-  csAP << crBBox.left << " " << crBBox.top << " " << kMoveToOperator << "\n";
-  csAP << crBBox.right << " " << crBBox.top << " " << kLineToOperator << "\n";
-  csAP << crBBox.right << " " << crBBox.bottom << " " << kLineToOperator
-       << "\n";
-  csAP << crBBox.left << " " << crBBox.bottom << " " << kLineToOperator << "\n";
-  csAP << crBBox.left << " " << crBBox.top << " " << kLineToOperator << "\n";
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_Star(const CFX_FloatRect& crBBox) {
-  std::ostringstream csAP;
-
-  float fRadius = (crBBox.top - crBBox.bottom) / (1 + (float)cos(FX_PI / 5.0f));
-  CFX_PointF ptCenter = CFX_PointF((crBBox.left + crBBox.right) / 2.0f,
-                                   (crBBox.top + crBBox.bottom) / 2.0f);
-
-  float px[5];
-  float py[5];
-  float fAngel = FX_PI / 10.0f;
-  for (int32_t i = 0; i < 5; i++) {
-    px[i] = ptCenter.x + fRadius * (float)cos(fAngel);
-    py[i] = ptCenter.y + fRadius * (float)sin(fAngel);
-    fAngel += FX_PI * 2 / 5.0f;
-  }
-
-  csAP << px[0] << " " << py[0] << " " << kMoveToOperator << "\n";
-
-  int32_t nNext = 0;
-  for (int32_t j = 0; j < 5; j++) {
-    nNext += 2;
-    if (nNext >= 5)
-      nNext -= 5;
-    csAP << px[nNext] << " " << py[nNext] << " " << kLineToOperator << "\n";
-  }
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAP_HalfCircle(const CFX_FloatRect& crBBox, float fRotate) {
-  std::ostringstream csAP;
-
-  float fWidth = crBBox.right - crBBox.left;
-  float fHeight = crBBox.top - crBBox.bottom;
-
-  CFX_PointF pt1(-fWidth / 2, 0);
-  CFX_PointF pt2(0, fHeight / 2);
-  CFX_PointF pt3(fWidth / 2, 0);
-
-  float px;
-  float py;
-
-  csAP << cos(fRotate) << " " << sin(fRotate) << " " << -sin(fRotate) << " "
-       << cos(fRotate) << " " << crBBox.left + fWidth / 2 << " "
-       << crBBox.bottom + fHeight / 2 << " " << kConcatMatrixOperator << "\n";
-
-  csAP << pt1.x << " " << pt1.y << " " << kMoveToOperator << "\n";
-
-  px = pt2.x - pt1.x;
-  py = pt2.y - pt1.y;
-
-  csAP << pt1.x << " " << pt1.y + py * FX_BEZIER << " "
-       << pt2.x - px * FX_BEZIER << " " << pt2.y << " " << pt2.x << " " << pt2.y
-       << " " << kCurveToOperator << "\n";
-
-  px = pt3.x - pt2.x;
-  py = pt2.y - pt3.y;
-
-  csAP << pt2.x + px * FX_BEZIER << " " << pt2.y << " " << pt3.x << " "
-       << pt3.y + py * FX_BEZIER << " " << pt3.x << " " << pt3.y << " "
-       << kCurveToOperator << "\n";
-
-  return CFX_ByteString(csAP);
-}
-
-CFX_ByteString GetAppStream_Check(const CFX_FloatRect& rcBBox,
-                                  const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << GetColorAppStream(crText, true) << GetAP_Check(rcBBox)
-        << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetAppStream_Circle(const CFX_FloatRect& rcBBox,
-                                   const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << GetColorAppStream(crText, true) << GetAP_Circle(rcBBox)
-        << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetAppStream_Cross(const CFX_FloatRect& rcBBox,
-                                  const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << GetColorAppStream(crText, false) << GetAP_Cross(rcBBox)
-        << kStrokeOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetAppStream_Diamond(const CFX_FloatRect& rcBBox,
-                                    const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << "1 " << kSetLineWidthOperator << "\n"
-        << GetColorAppStream(crText, true) << GetAP_Diamond(rcBBox)
-        << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetAppStream_Square(const CFX_FloatRect& rcBBox,
-                                   const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << GetColorAppStream(crText, true) << GetAP_Square(rcBBox)
-        << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetAppStream_Star(const CFX_FloatRect& rcBBox,
-                                 const CFX_Color& crText) {
-  std::ostringstream sAP;
-  {
-    AutoClosedQCommand q(&sAP);
-    sAP << GetColorAppStream(crText, true) << GetAP_Star(rcBBox)
-        << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAP);
-}
-
-CFX_ByteString GetCircleFillAppStream(const CFX_FloatRect& rect,
-                                      const CFX_Color& color) {
-  std::ostringstream sAppStream;
-  CFX_ByteString sColor = GetColorAppStream(color, true);
-  if (sColor.GetLength() > 0) {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << sColor << GetAP_Circle(rect) << kFillOperator << "\n";
-  }
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GetCircleBorderAppStream(const CFX_FloatRect& rect,
-                                        float fWidth,
-                                        const CFX_Color& color,
-                                        const CFX_Color& crLeftTop,
-                                        const CFX_Color& crRightBottom,
-                                        BorderStyle nStyle,
-                                        const CPWL_Dash& dash) {
-  std::ostringstream sAppStream;
-  CFX_ByteString sColor;
-
-  if (fWidth > 0.0f) {
-    AutoClosedQCommand q(&sAppStream);
-
-    float fHalfWidth = fWidth / 2.0f;
-    CFX_FloatRect rect_by_2 = rect.GetDeflated(fHalfWidth, fHalfWidth);
-
-    float div = fHalfWidth * 0.75f;
-    CFX_FloatRect rect_by_75 = rect.GetDeflated(div, div);
-    switch (nStyle) {
-      default:
-      case BorderStyle::SOLID:
-      case BorderStyle::UNDERLINE: {
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_Circle(rect_by_2) << " "
-                     << kStrokeOperator << "\n";
-        }
-      } break;
-      case BorderStyle::DASH: {
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fWidth << " " << kSetLineWidthOperator << "\n"
-                     << "[" << dash.nDash << " " << dash.nGap << "] "
-                     << dash.nPhase << " " << kSetDashOperator << "\n"
-                     << sColor << GetAP_Circle(rect_by_2) << " "
-                     << kStrokeOperator << "\n";
-        }
-      } break;
-      case BorderStyle::BEVELED: {
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_Circle(rect) << " " << kStrokeOperator
-                     << "\n";
-        }
-
-        sColor = GetColorAppStream(crLeftTop, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_HalfCircle(rect_by_75, FX_PI / 4.0f)
-                     << " " << kStrokeOperator << "\n";
-        }
-
-        sColor = GetColorAppStream(crRightBottom, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_HalfCircle(rect_by_75, FX_PI * 5 / 4.0f)
-                     << " " << kStrokeOperator << "\n";
-        }
-      } break;
-      case BorderStyle::INSET: {
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_Circle(rect) << " " << kStrokeOperator
-                     << "\n";
-        }
-
-        sColor = GetColorAppStream(crLeftTop, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_HalfCircle(rect_by_75, FX_PI / 4.0f)
-                     << " " << kStrokeOperator << "\n";
-        }
-
-        sColor = GetColorAppStream(crRightBottom, false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q2(&sAppStream);
-          sAppStream << fHalfWidth << " " << kSetLineWidthOperator << "\n"
-                     << sColor << GetAP_HalfCircle(rect_by_75, FX_PI * 5 / 4.0f)
-                     << " " << kStrokeOperator << "\n";
-        }
-      } break;
-    }
-  }
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GetCheckBoxAppStream(const CFX_FloatRect& rcBBox,
-                                    CheckStyle nStyle,
-                                    const CFX_Color& crText) {
-  CFX_FloatRect rcCenter = rcBBox.GetCenterSquare();
-  switch (nStyle) {
-    default:
-    case CheckStyle::kCheck:
-      return GetAppStream_Check(rcCenter, crText);
-    case CheckStyle::kCircle:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Circle(rcCenter, crText);
-    case CheckStyle::kCross:
-      return GetAppStream_Cross(rcCenter, crText);
-    case CheckStyle::kDiamond:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Diamond(rcCenter, crText);
-    case CheckStyle::kSquare:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Square(rcCenter, crText);
-    case CheckStyle::kStar:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Star(rcCenter, crText);
-  }
-}
-
-CFX_ByteString GetRadioButtonAppStream(const CFX_FloatRect& rcBBox,
-                                       CheckStyle nStyle,
-                                       const CFX_Color& crText) {
-  CFX_FloatRect rcCenter = rcBBox.GetCenterSquare();
-  switch (nStyle) {
-    default:
-    case CheckStyle::kCheck:
-      return GetAppStream_Check(rcCenter, crText);
-    case CheckStyle::kCircle:
-      rcCenter.Scale(1.0f / 2.0f);
-      return GetAppStream_Circle(rcCenter, crText);
-    case CheckStyle::kCross:
-      return GetAppStream_Cross(rcCenter, crText);
-    case CheckStyle::kDiamond:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Diamond(rcCenter, crText);
-    case CheckStyle::kSquare:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Square(rcCenter, crText);
-    case CheckStyle::kStar:
-      rcCenter.Scale(2.0f / 3.0f);
-      return GetAppStream_Star(rcCenter, crText);
-  }
-}
-
-CFX_ByteString GetFontSetString(IPVT_FontMap* pFontMap,
-                                int32_t nFontIndex,
-                                float fFontSize) {
-  if (!pFontMap)
-    return CFX_ByteString();
-
-  CFX_ByteString sFontAlias = pFontMap->GetPDFFontAlias(nFontIndex);
-  if (sFontAlias.GetLength() <= 0 || fFontSize <= 0)
-    return CFX_ByteString();
-
-  std::ostringstream sRet;
-  sRet << "/" << sFontAlias << " " << fFontSize << " "
-       << kSetTextFontAndSizeOperator << "\n";
-  return CFX_ByteString(sRet);
-}
-
-CFX_ByteString GetWordRenderString(const CFX_ByteString& strWords) {
-  if (strWords.GetLength() > 0) {
-    return PDF_EncodeString(strWords, false) + " " + kShowTextOperator + "\n";
-  }
-  return CFX_ByteString();
-}
-
-CFX_ByteString GetEditAppStream(CPWL_EditImpl* pEdit,
-                                const CFX_PointF& ptOffset,
-                                bool bContinuous,
-                                uint16_t SubWord) {
-  CPWL_EditImpl_Iterator* pIterator = pEdit->GetIterator();
-  pIterator->SetAt(0);
-
-  std::ostringstream sEditStream;
-  std::ostringstream sWords;
-  int32_t nCurFontIndex = -1;
-  CFX_PointF ptOld;
-  CFX_PointF ptNew;
-  CPVT_WordPlace oldplace;
-
-  while (pIterator->NextWord()) {
-    CPVT_WordPlace place = pIterator->GetAt();
-    if (bContinuous) {
-      if (place.LineCmp(oldplace) != 0) {
-        if (sWords.tellp() > 0) {
-          sEditStream << GetWordRenderString(CFX_ByteString(sWords));
-          sWords.str("");
-        }
-
-        CPVT_Word word;
-        if (pIterator->GetWord(word)) {
-          ptNew = CFX_PointF(word.ptWord.x + ptOffset.x,
-                             word.ptWord.y + ptOffset.y);
-        } else {
-          CPVT_Line line;
-          pIterator->GetLine(line);
-          ptNew = CFX_PointF(line.ptLine.x + ptOffset.x,
-                             line.ptLine.y + ptOffset.y);
-        }
-
-        if (ptNew.x != ptOld.x || ptNew.y != ptOld.y) {
-          sEditStream << ptNew.x - ptOld.x << " " << ptNew.y - ptOld.y << " "
-                      << kMoveTextPositionOperator << "\n";
-
-          ptOld = ptNew;
-        }
-      }
-
-      CPVT_Word word;
-      if (pIterator->GetWord(word)) {
-        if (word.nFontIndex != nCurFontIndex) {
-          if (sWords.tellp() > 0) {
-            sEditStream << GetWordRenderString(CFX_ByteString(sWords));
-            sWords.str("");
-          }
-          sEditStream << GetFontSetString(pEdit->GetFontMap(), word.nFontIndex,
-                                          word.fFontSize);
-          nCurFontIndex = word.nFontIndex;
-        }
-
-        sWords << pEdit->GetPDFWordString(nCurFontIndex, word.Word, SubWord);
-      }
-
-      oldplace = place;
-    } else {
-      CPVT_Word word;
-      if (pIterator->GetWord(word)) {
-        ptNew =
-            CFX_PointF(word.ptWord.x + ptOffset.x, word.ptWord.y + ptOffset.y);
-
-        if (ptNew.x != ptOld.x || ptNew.y != ptOld.y) {
-          sEditStream << ptNew.x - ptOld.x << " " << ptNew.y - ptOld.y << " "
-                      << kMoveTextPositionOperator << "\n";
-          ptOld = ptNew;
-        }
-
-        if (word.nFontIndex != nCurFontIndex) {
-          sEditStream << GetFontSetString(pEdit->GetFontMap(), word.nFontIndex,
-                                          word.fFontSize);
-          nCurFontIndex = word.nFontIndex;
-        }
-
-        sEditStream << GetWordRenderString(
-            pEdit->GetPDFWordString(nCurFontIndex, word.Word, SubWord));
-      }
-    }
-  }
-
-  if (sWords.tellp() > 0) {
-    sEditStream << GetWordRenderString(CFX_ByteString(sWords));
-    sWords.str("");
-  }
-
-  std::ostringstream sAppStream;
-  if (sEditStream.tellp() > 0) {
-    int32_t nHorzScale = pEdit->GetHorzScale();
-    if (nHorzScale != 100) {
-      sAppStream << nHorzScale << " " << kSetTextScaleHorizontalOperator
-                 << "\n";
-    }
-
-    float fCharSpace = pEdit->GetCharSpace();
-    if (!IsFloatZero(fCharSpace)) {
-      sAppStream << fCharSpace << " " << kSetCharacterSpacingOperator << "\n";
-    }
-
-    sAppStream << sEditStream.str();
-  }
-
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GenerateIconAppStream(CPDF_IconFit& fit,
-                                     CPDF_Stream* pIconStream,
-                                     const CFX_FloatRect& rcIcon) {
-  if (rcIcon.IsEmpty() || !pIconStream)
-    return CFX_ByteString();
-
-  CPWL_Icon icon;
-  PWL_CREATEPARAM cp;
-  cp.dwFlags = PWS_VISIBLE;
-  icon.Create(cp);
-  icon.SetIconFit(&fit);
-  icon.SetPDFStream(pIconStream);
-  icon.Move(rcIcon, false, false);
-
-  CFX_ByteString sAlias = icon.GetImageAlias();
-  if (sAlias.GetLength() <= 0)
-    return CFX_ByteString();
-
-  CFX_FloatRect rcPlate = icon.GetClientRect();
-  CFX_Matrix mt = icon.GetImageMatrix().GetInverse();
-
-  float fHScale;
-  float fVScale;
-  std::tie(fHScale, fVScale) = icon.GetScale();
-
-  float fx;
-  float fy;
-  std::tie(fx, fy) = icon.GetImageOffset();
-
-  std::ostringstream str;
-  {
-    AutoClosedQCommand q(&str);
-    str << rcPlate.left << " " << rcPlate.bottom << " "
-        << rcPlate.right - rcPlate.left << " " << rcPlate.top - rcPlate.bottom
-        << " " << kAppendRectOperator << " " << kSetNonZeroWindingClipOperator
-        << " " << kEndPathNoFillOrStrokeOperator << "\n";
-
-    str << fHScale << " 0 0 " << fVScale << " " << rcPlate.left + fx << " "
-        << rcPlate.bottom + fy << " " << kConcatMatrixOperator << "\n";
-    str << mt.a << " " << mt.b << " " << mt.c << " " << mt.d << " " << mt.e
-        << " " << mt.f << " " << kConcatMatrixOperator << "\n";
-
-    str << "0 " << kSetGrayOperator << " 0 " << kSetGrayStrokedOperator << " 1 "
-        << kSetLineWidthOperator << " /" << sAlias << " "
-        << kInvokeNamedXObjectOperator << "\n";
-  }
-  icon.Destroy();
-
-  return CFX_ByteString(str);
-}
-
-CFX_ByteString GetPushButtonAppStream(const CFX_FloatRect& rcBBox,
-                                      IPVT_FontMap* pFontMap,
-                                      CPDF_Stream* pIconStream,
-                                      CPDF_IconFit& IconFit,
-                                      const CFX_WideString& sLabel,
-                                      const CFX_Color& crText,
-                                      float fFontSize,
-                                      ButtonStyle nLayOut) {
-  const float fAutoFontScale = 1.0f / 3.0f;
-
-  auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
-  pEdit->SetFontMap(pFontMap);
-  pEdit->SetAlignmentH(1, true);
-  pEdit->SetAlignmentV(1, true);
-  pEdit->SetMultiLine(false, true);
-  pEdit->SetAutoReturn(false, true);
-  if (IsFloatZero(fFontSize))
-    pEdit->SetAutoFontSize(true, true);
-  else
-    pEdit->SetFontSize(fFontSize);
-
-  pEdit->Initialize();
-  pEdit->SetText(sLabel);
-
-  CFX_FloatRect rcLabelContent = pEdit->GetContentRect();
-  CFX_FloatRect rcLabel;
-  CFX_FloatRect rcIcon;
-  float fWidth = 0.0f;
-  float fHeight = 0.0f;
-
-  switch (nLayOut) {
-    case ButtonStyle::kLabel:
-      rcLabel = rcBBox;
-      break;
-    case ButtonStyle::kIcon:
-      rcIcon = rcBBox;
-      break;
-    case ButtonStyle::kIconTopLabelBottom:
-      if (pIconStream) {
-        if (IsFloatZero(fFontSize)) {
-          fHeight = rcBBox.top - rcBBox.bottom;
-          rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
-                                  rcBBox.bottom + fHeight * fAutoFontScale);
-          rcIcon =
-              CFX_FloatRect(rcBBox.left, rcLabel.top, rcBBox.right, rcBBox.top);
-        } else {
-          fHeight = rcLabelContent.Height();
-
-          if (rcBBox.bottom + fHeight > rcBBox.top) {
-            rcLabel = rcBBox;
-          } else {
-            rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
-                                    rcBBox.bottom + fHeight);
-            rcIcon = CFX_FloatRect(rcBBox.left, rcLabel.top, rcBBox.right,
-                                   rcBBox.top);
-          }
-        }
-      } else {
-        rcLabel = rcBBox;
-      }
-      break;
-    case ButtonStyle::kIconBottomLabelTop:
-      if (pIconStream) {
-        if (IsFloatZero(fFontSize)) {
-          fHeight = rcBBox.top - rcBBox.bottom;
-          rcLabel =
-              CFX_FloatRect(rcBBox.left, rcBBox.top - fHeight * fAutoFontScale,
-                            rcBBox.right, rcBBox.top);
-          rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
-                                 rcLabel.bottom);
-        } else {
-          fHeight = rcLabelContent.Height();
-
-          if (rcBBox.bottom + fHeight > rcBBox.top) {
-            rcLabel = rcBBox;
-          } else {
-            rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.top - fHeight,
-                                    rcBBox.right, rcBBox.top);
-            rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
-                                   rcLabel.bottom);
-          }
-        }
-      } else {
-        rcLabel = rcBBox;
-      }
-      break;
-    case ButtonStyle::kIconLeftLabelRight:
-      if (pIconStream) {
-        if (IsFloatZero(fFontSize)) {
-          fWidth = rcBBox.right - rcBBox.left;
-          if (rcLabelContent.Width() < fWidth * fAutoFontScale) {
-            rcLabel = CFX_FloatRect(rcBBox.right - fWidth * fAutoFontScale,
-                                    rcBBox.bottom, rcBBox.right, rcBBox.top);
-            rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
-                                   rcBBox.top);
-          } else {
-            if (rcLabelContent.Width() < fWidth) {
-              rcLabel = CFX_FloatRect(rcBBox.right - rcLabelContent.Width(),
-                                      rcBBox.bottom, rcBBox.right, rcBBox.top);
-              rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
-                                     rcBBox.top);
-            } else {
-              rcLabel = rcBBox;
-            }
-          }
-        } else {
-          fWidth = rcLabelContent.Width();
-          if (rcBBox.left + fWidth > rcBBox.right) {
-            rcLabel = rcBBox;
-          } else {
-            rcLabel = CFX_FloatRect(rcBBox.right - fWidth, rcBBox.bottom,
-                                    rcBBox.right, rcBBox.top);
-            rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
-                                   rcBBox.top);
-          }
-        }
-      } else {
-        rcLabel = rcBBox;
-      }
-      break;
-    case ButtonStyle::kIconRightLabelLeft:
-      if (pIconStream) {
-        if (IsFloatZero(fFontSize)) {
-          fWidth = rcBBox.right - rcBBox.left;
-          if (rcLabelContent.Width() < fWidth * fAutoFontScale) {
-            rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom,
-                                    rcBBox.left + fWidth * fAutoFontScale,
-                                    rcBBox.top);
-            rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
-                                   rcBBox.top);
-          } else {
-            if (rcLabelContent.Width() < fWidth) {
-              rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom,
-                                      rcBBox.left + rcLabelContent.Width(),
-                                      rcBBox.top);
-              rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
-                                     rcBBox.top);
-            } else {
-              rcLabel = rcBBox;
-            }
-          }
-        } else {
-          fWidth = rcLabelContent.Width();
-          if (rcBBox.left + fWidth > rcBBox.right) {
-            rcLabel = rcBBox;
-          } else {
-            rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom,
-                                    rcBBox.left + fWidth, rcBBox.top);
-            rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
-                                   rcBBox.top);
-          }
-        }
-      } else {
-        rcLabel = rcBBox;
-      }
-      break;
-    case ButtonStyle::kLabelOverIcon:
-      rcLabel = rcBBox;
-      rcIcon = rcBBox;
-      break;
-  }
-
-  std::ostringstream sTemp;
-  sTemp << GenerateIconAppStream(IconFit, pIconStream, rcIcon);
-
-  if (!rcLabel.IsEmpty()) {
-    pEdit->SetPlateRect(rcLabel);
-    CFX_ByteString sEdit =
-        GetEditAppStream(pEdit.get(), CFX_PointF(0.0f, 0.0f), true, 0);
-    if (sEdit.GetLength() > 0) {
-      AutoClosedCommand bt(&sTemp, kTextBeginOperator, kTextEndOperator);
-      sTemp << GetColorAppStream(crText, true) << sEdit;
-    }
-  }
-
-  if (sTemp.tellp() <= 0)
-    return CFX_ByteString();
-
-  std::ostringstream sAppStream;
-  {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << rcBBox.left << " " << rcBBox.bottom << " "
-               << rcBBox.right - rcBBox.left << " "
-               << rcBBox.top - rcBBox.bottom << " " << kAppendRectOperator
-               << " " << kSetNonZeroWindingClipOperator << " "
-               << kEndPathNoFillOrStrokeOperator << "\n";
-    sAppStream << sTemp.str().c_str();
-  }
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GetBorderAppStreamInternal(const CFX_FloatRect& rect,
-                                          float fWidth,
-                                          const CFX_Color& color,
-                                          const CFX_Color& crLeftTop,
-                                          const CFX_Color& crRightBottom,
-                                          BorderStyle nStyle,
-                                          const CPWL_Dash& dash) {
-  std::ostringstream sAppStream;
-  CFX_ByteString sColor;
-
-  float fLeft = rect.left;
-  float fRight = rect.right;
-  float fTop = rect.top;
-  float fBottom = rect.bottom;
-
-  if (fWidth > 0.0f) {
-    float fHalfWidth = fWidth / 2.0f;
-    AutoClosedQCommand q(&sAppStream);
-
-    switch (nStyle) {
-      default:
-      case BorderStyle::SOLID:
-        sColor = GetColorAppStream(color, true);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fLeft << " " << fBottom << " " << fRight - fLeft << " "
-                     << fTop - fBottom << " " << kAppendRectOperator << "\n";
-          sAppStream << fLeft + fWidth << " " << fBottom + fWidth << " "
-                     << fRight - fLeft - fWidth * 2 << " "
-                     << fTop - fBottom - fWidth * 2 << " "
-                     << kAppendRectOperator << "\n";
-          sAppStream << kFillEvenOddOperator << "\n";
-        }
-        break;
-      case BorderStyle::DASH:
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fWidth << " " << kSetLineWidthOperator << " ["
-                     << dash.nDash << " " << dash.nGap << "] " << dash.nPhase
-                     << " " << kSetDashOperator << "\n";
-          sAppStream << fLeft + fWidth / 2 << " " << fBottom + fWidth / 2 << " "
-                     << kMoveToOperator << "\n";
-          sAppStream << fLeft + fWidth / 2 << " " << fTop - fWidth / 2 << " "
-                     << kLineToOperator << "\n";
-          sAppStream << fRight - fWidth / 2 << " " << fTop - fWidth / 2 << " "
-                     << kLineToOperator << "\n";
-          sAppStream << fRight - fWidth / 2 << " " << fBottom + fWidth / 2
-                     << " " << kLineToOperator << "\n";
-          sAppStream << fLeft + fWidth / 2 << " " << fBottom + fWidth / 2 << " "
-                     << kLineToOperator << " " << kStrokeOperator << "\n";
-        }
-        break;
-      case BorderStyle::BEVELED:
-      case BorderStyle::INSET:
-        sColor = GetColorAppStream(crLeftTop, true);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth << " "
-                     << kMoveToOperator << "\n";
-          sAppStream << fLeft + fHalfWidth << " " << fTop - fHalfWidth << " "
-                     << kLineToOperator << "\n";
-          sAppStream << fRight - fHalfWidth << " " << fTop - fHalfWidth << " "
-                     << kLineToOperator << "\n";
-          sAppStream << fRight - fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
-                     << " " << kLineToOperator << "\n";
-          sAppStream << fLeft + fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
-                     << " " << kLineToOperator << "\n";
-          sAppStream << fLeft + fHalfWidth * 2 << " "
-                     << fBottom + fHalfWidth * 2 << " " << kLineToOperator
-                     << " " << kFillOperator << "\n";
-        }
-
-        sColor = GetColorAppStream(crRightBottom, true);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fRight - fHalfWidth << " " << fTop - fHalfWidth << " "
-                     << kMoveToOperator << "\n";
-          sAppStream << fRight - fHalfWidth << " " << fBottom + fHalfWidth
-                     << " " << kLineToOperator << "\n";
-          sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth << " "
-                     << kLineToOperator << "\n";
-          sAppStream << fLeft + fHalfWidth * 2 << " "
-                     << fBottom + fHalfWidth * 2 << " " << kLineToOperator
-                     << "\n";
-          sAppStream << fRight - fHalfWidth * 2 << " "
-                     << fBottom + fHalfWidth * 2 << " " << kLineToOperator
-                     << "\n";
-          sAppStream << fRight - fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
-                     << " " << kLineToOperator << " " << kFillOperator << "\n";
-        }
-
-        sColor = GetColorAppStream(color, true);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fLeft << " " << fBottom << " " << fRight - fLeft << " "
-                     << fTop - fBottom << " " << kAppendRectOperator << "\n";
-          sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth << " "
-                     << fRight - fLeft - fHalfWidth * 2 << " "
-                     << fTop - fBottom - fHalfWidth * 2 << " "
-                     << kAppendRectOperator << " " << kFillEvenOddOperator
-                     << "\n";
-        }
-        break;
-      case BorderStyle::UNDERLINE:
-        sColor = GetColorAppStream(color, false);
-        if (sColor.GetLength() > 0) {
-          sAppStream << sColor;
-          sAppStream << fWidth << " " << kSetLineWidthOperator << "\n";
-          sAppStream << fLeft << " " << fBottom + fWidth / 2 << " "
-                     << kMoveToOperator << "\n";
-          sAppStream << fRight << " " << fBottom + fWidth / 2 << " "
-                     << kLineToOperator << " " << kStrokeOperator << "\n";
-        }
-        break;
-    }
-  }
-
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GetDropButtonAppStream(const CFX_FloatRect& rcBBox) {
-  if (rcBBox.IsEmpty())
-    return CFX_ByteString();
-
-  std::ostringstream sAppStream;
-  {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << GetColorAppStream(CFX_Color(COLORTYPE_RGB, 220.0f / 255.0f,
-                                              220.0f / 255.0f, 220.0f / 255.0f),
-                                    true)
-               << rcBBox.left << " " << rcBBox.bottom << " "
-               << rcBBox.right - rcBBox.left << " "
-               << rcBBox.top - rcBBox.bottom << " " << kAppendRectOperator
-               << " " << kFillOperator << "\n";
-  }
-
-  {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << GetBorderAppStreamInternal(
-        rcBBox, 2, CFX_Color(COLORTYPE_GRAY, 0), CFX_Color(COLORTYPE_GRAY, 1),
-        CFX_Color(COLORTYPE_GRAY, 0.5), BorderStyle::BEVELED,
-        CPWL_Dash(3, 0, 0));
-  }
-
-  CFX_PointF ptCenter = CFX_PointF((rcBBox.left + rcBBox.right) / 2,
-                                   (rcBBox.top + rcBBox.bottom) / 2);
-  if (IsFloatBigger(rcBBox.right - rcBBox.left, 6) &&
-      IsFloatBigger(rcBBox.top - rcBBox.bottom, 6)) {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << " 0 " << kSetGrayOperator << "\n"
-               << ptCenter.x - 3 << " " << ptCenter.y + 1.5f << " "
-               << kMoveToOperator << "\n"
-               << ptCenter.x + 3 << " " << ptCenter.y + 1.5f << " "
-               << kLineToOperator << "\n"
-               << ptCenter.x << " " << ptCenter.y - 1.5f << " "
-               << kLineToOperator << "\n"
-               << ptCenter.x - 3 << " " << ptCenter.y + 1.5f << " "
-               << kLineToOperator << " " << kFillOperator << "\n";
-  }
-
-  return CFX_ByteString(sAppStream);
-}
-
-CFX_ByteString GetRectFillAppStream(const CFX_FloatRect& rect,
-                                    const CFX_Color& color) {
-  std::ostringstream sAppStream;
-  CFX_ByteString sColor = GetColorAppStream(color, true);
-  if (sColor.GetLength() > 0) {
-    AutoClosedQCommand q(&sAppStream);
-    sAppStream << sColor << rect.left << " " << rect.bottom << " "
-               << rect.right - rect.left << " " << rect.top - rect.bottom << " "
-               << kAppendRectOperator << " " << kFillOperator << "\n";
-  }
-
-  return CFX_ByteString(sAppStream);
-}
-
-}  // namespace
-
-CPWL_AppStream::CPWL_AppStream(CPDFSDK_Widget* widget, CPDF_Dictionary* dict)
-    : widget_(widget), dict_(dict) {}
-
-CPWL_AppStream::~CPWL_AppStream() {}
-
-void CPWL_AppStream::SetAsPushButton() {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CFX_FloatRect rcWindow = widget_->GetRotatedRect();
-  ButtonStyle nLayout = ButtonStyle::kLabel;
-  switch (pControl->GetTextPosition()) {
-    case TEXTPOS_ICON:
-      nLayout = ButtonStyle::kIcon;
-      break;
-    case TEXTPOS_BELOW:
-      nLayout = ButtonStyle::kIconTopLabelBottom;
-      break;
-    case TEXTPOS_ABOVE:
-      nLayout = ButtonStyle::kIconBottomLabelTop;
-      break;
-    case TEXTPOS_RIGHT:
-      nLayout = ButtonStyle::kIconLeftLabelRight;
-      break;
-    case TEXTPOS_LEFT:
-      nLayout = ButtonStyle::kIconRightLabelLeft;
-      break;
-    case TEXTPOS_OVERLAID:
-      nLayout = ButtonStyle::kLabelOverIcon;
-      break;
-    default:
-      nLayout = ButtonStyle::kLabel;
-      break;
-  }
-
-  CFX_Color crBackground;
-  CFX_Color crBorder;
-  int iColorType;
-  float fc[4];
-  pControl->GetOriginalBackgroundColor(iColorType, fc);
-  if (iColorType > 0)
-    crBackground = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  pControl->GetOriginalBorderColor(iColorType, fc);
-  if (iColorType > 0)
-    crBorder = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  float fBorderWidth = static_cast<float>(widget_->GetBorderWidth());
-  CPWL_Dash dsBorder(3, 0, 0);
-  CFX_Color crLeftTop;
-  CFX_Color crRightBottom;
-
-  BorderStyle nBorderStyle = widget_->GetBorderStyle();
-  switch (nBorderStyle) {
-    case BorderStyle::DASH:
-      dsBorder = CPWL_Dash(3, 3, 0);
-      break;
-    case BorderStyle::BEVELED:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 1);
-      crRightBottom = crBackground / 2.0f;
-      break;
-    case BorderStyle::INSET:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0.5);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 0.75);
-      break;
-    default:
-      break;
-  }
-
-  CFX_FloatRect rcClient = rcWindow.GetDeflated(fBorderWidth, fBorderWidth);
-  CFX_Color crText(COLORTYPE_GRAY, 0);
-  CFX_ByteString csNameTag;
-  CPDF_DefaultAppearance da = pControl->GetDefaultAppearance();
-  if (da.HasColor()) {
-    da.GetColor(iColorType, fc);
-    crText = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-  }
-  float fFontSize = 12.0f;
-  if (da.HasFont())
-    csNameTag = da.GetFont(&fFontSize);
-
-  CFX_WideString csWCaption;
-  CFX_WideString csNormalCaption;
-  CFX_WideString csRolloverCaption;
-  CFX_WideString csDownCaption;
-  if (pControl->HasMKEntry("CA"))
-    csNormalCaption = pControl->GetNormalCaption();
-
-  if (pControl->HasMKEntry("RC"))
-    csRolloverCaption = pControl->GetRolloverCaption();
-
-  if (pControl->HasMKEntry("AC"))
-    csDownCaption = pControl->GetDownCaption();
-
-  CPDF_Stream* pNormalIcon = nullptr;
-  CPDF_Stream* pRolloverIcon = nullptr;
-  CPDF_Stream* pDownIcon = nullptr;
-  if (pControl->HasMKEntry("I"))
-    pNormalIcon = pControl->GetNormalIcon();
-
-  if (pControl->HasMKEntry("RI"))
-    pRolloverIcon = pControl->GetRolloverIcon();
-
-  if (pControl->HasMKEntry("IX"))
-    pDownIcon = pControl->GetDownIcon();
-
-  if (pNormalIcon) {
-    if (CPDF_Dictionary* pImageDict = pNormalIcon->GetDict()) {
-      if (pImageDict->GetStringFor("Name").IsEmpty())
-        pImageDict->SetNewFor<CPDF_String>("Name", "ImgA", false);
-    }
-  }
-
-  if (pRolloverIcon) {
-    if (CPDF_Dictionary* pImageDict = pRolloverIcon->GetDict()) {
-      if (pImageDict->GetStringFor("Name").IsEmpty())
-        pImageDict->SetNewFor<CPDF_String>("Name", "ImgB", false);
-    }
-  }
-
-  if (pDownIcon) {
-    if (CPDF_Dictionary* pImageDict = pDownIcon->GetDict()) {
-      if (pImageDict->GetStringFor("Name").IsEmpty())
-        pImageDict->SetNewFor<CPDF_String>("Name", "ImgC", false);
-    }
-  }
-
-  CPDF_IconFit iconFit = pControl->GetIconFit();
-
-  CBA_FontMap font_map(
-      widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
-  font_map.SetAPType("N");
-
-  CFX_ByteString csAP =
-      GetRectFillAppStream(rcWindow, crBackground) +
-      GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                 crRightBottom, nBorderStyle, dsBorder) +
-      GetPushButtonAppStream(iconFit.GetFittingBounds() ? rcWindow : rcClient,
-                             &font_map, pNormalIcon, iconFit, csNormalCaption,
-                             crText, fFontSize, nLayout);
-
-  Write("N", csAP, "");
-  if (pNormalIcon)
-    AddImage("N", pNormalIcon);
-
-  CPDF_FormControl::HighlightingMode eHLM = pControl->GetHighlightingMode();
-  if (eHLM == CPDF_FormControl::Push || eHLM == CPDF_FormControl::Toggle) {
-    if (csRolloverCaption.IsEmpty() && !pRolloverIcon) {
-      csRolloverCaption = csNormalCaption;
-      pRolloverIcon = pNormalIcon;
-    }
-
-    font_map.SetAPType("R");
-
-    csAP =
-        GetRectFillAppStream(rcWindow, crBackground) +
-        GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                   crRightBottom, nBorderStyle, dsBorder) +
-        GetPushButtonAppStream(iconFit.GetFittingBounds() ? rcWindow : rcClient,
-                               &font_map, pRolloverIcon, iconFit,
-                               csRolloverCaption, crText, fFontSize, nLayout);
-
-    Write("R", csAP, "");
-    if (pRolloverIcon)
-      AddImage("R", pRolloverIcon);
-
-    if (csDownCaption.IsEmpty() && !pDownIcon) {
-      csDownCaption = csNormalCaption;
-      pDownIcon = pNormalIcon;
-    }
-
-    switch (nBorderStyle) {
-      case BorderStyle::BEVELED: {
-        CFX_Color crTemp = crLeftTop;
-        crLeftTop = crRightBottom;
-        crRightBottom = crTemp;
-        break;
-      }
-      case BorderStyle::INSET: {
-        crLeftTop = CFX_Color(COLORTYPE_GRAY, 0);
-        crRightBottom = CFX_Color(COLORTYPE_GRAY, 1);
-        break;
-      }
-      default:
-        break;
-    }
-
-    font_map.SetAPType("D");
-
-    csAP =
-        GetRectFillAppStream(rcWindow, crBackground - 0.25f) +
-        GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                   crRightBottom, nBorderStyle, dsBorder) +
-        GetPushButtonAppStream(iconFit.GetFittingBounds() ? rcWindow : rcClient,
-                               &font_map, pDownIcon, iconFit, csDownCaption,
-                               crText, fFontSize, nLayout);
-
-    Write("D", csAP, "");
-    if (pDownIcon)
-      AddImage("D", pDownIcon);
-  } else {
-    Remove("D");
-    Remove("R");
-  }
-}
-
-void CPWL_AppStream::SetAsCheckBox() {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CFX_Color crBackground, crBorder, crText;
-  int iColorType;
-  float fc[4];
-
-  pControl->GetOriginalBackgroundColor(iColorType, fc);
-  if (iColorType > 0)
-    crBackground = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  pControl->GetOriginalBorderColor(iColorType, fc);
-  if (iColorType > 0)
-    crBorder = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  float fBorderWidth = static_cast<float>(widget_->GetBorderWidth());
-  CPWL_Dash dsBorder(3, 0, 0);
-  CFX_Color crLeftTop, crRightBottom;
-
-  BorderStyle nBorderStyle = widget_->GetBorderStyle();
-  switch (nBorderStyle) {
-    case BorderStyle::DASH:
-      dsBorder = CPWL_Dash(3, 3, 0);
-      break;
-    case BorderStyle::BEVELED:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 1);
-      crRightBottom = crBackground / 2.0f;
-      break;
-    case BorderStyle::INSET:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0.5);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 0.75);
-      break;
-    default:
-      break;
-  }
-
-  CFX_FloatRect rcWindow = widget_->GetRotatedRect();
-  CFX_FloatRect rcClient = rcWindow.GetDeflated(fBorderWidth, fBorderWidth);
-  CPDF_DefaultAppearance da = pControl->GetDefaultAppearance();
-  if (da.HasColor()) {
-    da.GetColor(iColorType, fc);
-    crText = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-  }
-
-  CheckStyle nStyle = CheckStyle::kCheck;
-  CFX_WideString csWCaption = pControl->GetNormalCaption();
-  if (csWCaption.GetLength() > 0) {
-    switch (csWCaption[0]) {
-      case L'l':
-        nStyle = CheckStyle::kCircle;
-        break;
-      case L'8':
-        nStyle = CheckStyle::kCross;
-        break;
-      case L'u':
-        nStyle = CheckStyle::kDiamond;
-        break;
-      case L'n':
-        nStyle = CheckStyle::kSquare;
-        break;
-      case L'H':
-        nStyle = CheckStyle::kStar;
-        break;
-      case L'4':
-      default:
-        nStyle = CheckStyle::kCheck;
-    }
-  }
-
-  CFX_ByteString csAP_N_ON =
-      GetRectFillAppStream(rcWindow, crBackground) +
-      GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                 crRightBottom, nBorderStyle, dsBorder);
-
-  CFX_ByteString csAP_N_OFF = csAP_N_ON;
-
-  switch (nBorderStyle) {
-    case BorderStyle::BEVELED: {
-      CFX_Color crTemp = crLeftTop;
-      crLeftTop = crRightBottom;
-      crRightBottom = crTemp;
-      break;
-    }
-    case BorderStyle::INSET: {
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 1);
-      break;
-    }
-    default:
-      break;
-  }
-
-  CFX_ByteString csAP_D_ON =
-      GetRectFillAppStream(rcWindow, crBackground - 0.25f) +
-      GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                 crRightBottom, nBorderStyle, dsBorder);
-
-  CFX_ByteString csAP_D_OFF = csAP_D_ON;
-
-  csAP_N_ON += GetCheckBoxAppStream(rcClient, nStyle, crText);
-  csAP_D_ON += GetCheckBoxAppStream(rcClient, nStyle, crText);
-
-  Write("N", csAP_N_ON, pControl->GetCheckedAPState());
-  Write("N", csAP_N_OFF, "Off");
-
-  Write("D", csAP_D_ON, pControl->GetCheckedAPState());
-  Write("D", csAP_D_OFF, "Off");
-
-  CFX_ByteString csAS = widget_->GetAppState();
-  if (csAS.IsEmpty())
-    widget_->SetAppState("Off");
-}
-
-void CPWL_AppStream::SetAsRadioButton() {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CFX_Color crBackground;
-  CFX_Color crBorder;
-  CFX_Color crText;
-  int iColorType;
-  float fc[4];
-
-  pControl->GetOriginalBackgroundColor(iColorType, fc);
-  if (iColorType > 0)
-    crBackground = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  pControl->GetOriginalBorderColor(iColorType, fc);
-  if (iColorType > 0)
-    crBorder = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-
-  float fBorderWidth = static_cast<float>(widget_->GetBorderWidth());
-  CPWL_Dash dsBorder(3, 0, 0);
-  CFX_Color crLeftTop;
-  CFX_Color crRightBottom;
-  BorderStyle nBorderStyle = widget_->GetBorderStyle();
-  switch (nBorderStyle) {
-    case BorderStyle::DASH:
-      dsBorder = CPWL_Dash(3, 3, 0);
-      break;
-    case BorderStyle::BEVELED:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 1);
-      crRightBottom = crBackground / 2.0f;
-      break;
-    case BorderStyle::INSET:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0.5);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 0.75);
-      break;
-    default:
-      break;
-  }
-
-  CFX_FloatRect rcWindow = widget_->GetRotatedRect();
-  CFX_FloatRect rcClient = rcWindow.GetDeflated(fBorderWidth, fBorderWidth);
-  CPDF_DefaultAppearance da = pControl->GetDefaultAppearance();
-  if (da.HasColor()) {
-    da.GetColor(iColorType, fc);
-    crText = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
-  }
-
-  CheckStyle nStyle = CheckStyle::kCircle;
-  CFX_WideString csWCaption = pControl->GetNormalCaption();
-  if (csWCaption.GetLength() > 0) {
-    switch (csWCaption[0]) {
-      case L'8':
-        nStyle = CheckStyle::kCross;
-        break;
-      case L'u':
-        nStyle = CheckStyle::kDiamond;
-        break;
-      case L'n':
-        nStyle = CheckStyle::kSquare;
-        break;
-      case L'H':
-        nStyle = CheckStyle::kStar;
-        break;
-      case L'4':
-        nStyle = CheckStyle::kCheck;
-        break;
-      case L'l':
-      default:
-        nStyle = CheckStyle::kCircle;
-    }
-  }
-
-  CFX_ByteString csAP_N_ON;
-  CFX_FloatRect rcCenter = rcWindow.GetCenterSquare().GetDeflated(1.0f, 1.0f);
-  if (nStyle == CheckStyle::kCircle) {
-    if (nBorderStyle == BorderStyle::BEVELED) {
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 1);
-      crRightBottom = crBackground - 0.25f;
-    } else if (nBorderStyle == BorderStyle::INSET) {
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0.5f);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 0.75f);
-    }
-
-    csAP_N_ON =
-        GetCircleFillAppStream(rcCenter, crBackground) +
-        GetCircleBorderAppStream(rcCenter, fBorderWidth, crBorder, crLeftTop,
-                                 crRightBottom, nBorderStyle, dsBorder);
-  } else {
-    csAP_N_ON =
-        GetRectFillAppStream(rcWindow, crBackground) +
-        GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                   crRightBottom, nBorderStyle, dsBorder);
-  }
-
-  CFX_ByteString csAP_N_OFF = csAP_N_ON;
-
-  switch (nBorderStyle) {
-    case BorderStyle::BEVELED: {
-      CFX_Color crTemp = crLeftTop;
-      crLeftTop = crRightBottom;
-      crRightBottom = crTemp;
-      break;
-    }
-    case BorderStyle::INSET: {
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 1);
-      break;
-    }
-    default:
-      break;
-  }
-
-  CFX_ByteString csAP_D_ON;
-
-  if (nStyle == CheckStyle::kCircle) {
-    CFX_Color crBK = crBackground - 0.25f;
-    if (nBorderStyle == BorderStyle::BEVELED) {
-      crLeftTop = crBackground - 0.25f;
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 1);
-      crBK = crBackground;
-    } else if (nBorderStyle == BorderStyle::INSET) {
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 1);
-    }
-
-    csAP_D_ON =
-        GetCircleFillAppStream(rcCenter, crBK) +
-        GetCircleBorderAppStream(rcCenter, fBorderWidth, crBorder, crLeftTop,
-                                 crRightBottom, nBorderStyle, dsBorder);
-  } else {
-    csAP_D_ON =
-        GetRectFillAppStream(rcWindow, crBackground - 0.25f) +
-        GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                   crRightBottom, nBorderStyle, dsBorder);
-  }
-
-  CFX_ByteString csAP_D_OFF = csAP_D_ON;
-
-  csAP_N_ON += GetRadioButtonAppStream(rcClient, nStyle, crText);
-  csAP_D_ON += GetRadioButtonAppStream(rcClient, nStyle, crText);
-
-  Write("N", csAP_N_ON, pControl->GetCheckedAPState());
-  Write("N", csAP_N_OFF, "Off");
-
-  Write("D", csAP_D_ON, pControl->GetCheckedAPState());
-  Write("D", csAP_D_OFF, "Off");
-
-  CFX_ByteString csAS = widget_->GetAppState();
-  if (csAS.IsEmpty())
-    widget_->SetAppState("Off");
-}
-
-void CPWL_AppStream::SetAsComboBox(const CFX_WideString* sValue) {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CPDF_FormField* pField = pControl->GetField();
-  std::ostringstream sBody;
-
-  CFX_FloatRect rcClient = widget_->GetClientRect();
-  CFX_FloatRect rcButton = rcClient;
-  rcButton.left = rcButton.right - 13;
-  rcButton.Normalize();
-
-  auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
-  pEdit->EnableRefresh(false);
-
-  CBA_FontMap font_map(
-      widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
-  pEdit->SetFontMap(&font_map);
-
-  CFX_FloatRect rcEdit = rcClient;
-  rcEdit.right = rcButton.left;
-  rcEdit.Normalize();
-
-  pEdit->SetPlateRect(rcEdit);
-  pEdit->SetAlignmentV(1, true);
-
-  float fFontSize = widget_->GetFontSize();
-  if (IsFloatZero(fFontSize))
-    pEdit->SetAutoFontSize(true, true);
-  else
-    pEdit->SetFontSize(fFontSize);
-
-  pEdit->Initialize();
-
-  if (sValue) {
-    pEdit->SetText(*sValue);
-  } else {
-    int32_t nCurSel = pField->GetSelectedIndex(0);
-    if (nCurSel < 0)
-      pEdit->SetText(pField->GetValue());
-    else
-      pEdit->SetText(pField->GetOptionLabel(nCurSel));
-  }
-
-  CFX_FloatRect rcContent = pEdit->GetContentRect();
-  CFX_ByteString sEdit = GetEditAppStream(pEdit.get(), CFX_PointF(), true, 0);
-  if (sEdit.GetLength() > 0) {
-    sBody << "/Tx ";
-    AutoClosedCommand bmc(&sBody, kMarkedSequenceBeginOperator,
-                          kMarkedSequenceEndOperator);
-    AutoClosedQCommand q(&sBody);
-
-    if (rcContent.Width() > rcEdit.Width() ||
-        rcContent.Height() > rcEdit.Height()) {
-      sBody << rcEdit.left << " " << rcEdit.bottom << " " << rcEdit.Width()
-            << " " << rcEdit.Height() << " " << kAppendRectOperator << "\n"
-            << kSetNonZeroWindingClipOperator << "\n"
-            << kEndPathNoFillOrStrokeOperator << "\n";
-    }
-
-    CFX_Color crText = widget_->GetTextPWLColor();
-    AutoClosedCommand bt(&sBody, kTextBeginOperator, kTextEndOperator);
-    sBody << GetColorAppStream(crText, true) << sEdit;
-  }
-
-  sBody << GetDropButtonAppStream(rcButton);
-  Write("N",
-        GetBackgroundAppStream() + GetBorderAppStream() + CFX_ByteString(sBody),
-        "");
-}
-
-void CPWL_AppStream::SetAsListBox() {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CPDF_FormField* pField = pControl->GetField();
-  CFX_FloatRect rcClient = widget_->GetClientRect();
-  std::ostringstream sBody;
-
-  auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
-  pEdit->EnableRefresh(false);
-
-  CBA_FontMap font_map(
-      widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
-  pEdit->SetFontMap(&font_map);
-  pEdit->SetPlateRect(CFX_FloatRect(rcClient.left, 0.0f, rcClient.right, 0.0f));
-
-  float fFontSize = widget_->GetFontSize();
-  pEdit->SetFontSize(IsFloatZero(fFontSize) ? 12.0f : fFontSize);
-  pEdit->Initialize();
-
-  std::ostringstream sList;
-  float fy = rcClient.top;
-
-  int32_t nTop = pField->GetTopVisibleIndex();
-  int32_t nCount = pField->CountOptions();
-  int32_t nSelCount = pField->CountSelectedItems();
-
-  for (int32_t i = nTop; i < nCount; ++i) {
-    bool bSelected = false;
-    for (int32_t j = 0; j < nSelCount; ++j) {
-      if (pField->GetSelectedIndex(j) == i) {
-        bSelected = true;
-        break;
-      }
-    }
-
-    pEdit->SetText(pField->GetOptionLabel(i));
-
-    CFX_FloatRect rcContent = pEdit->GetContentRect();
-    float fItemHeight = rcContent.Height();
-
-    if (bSelected) {
-      CFX_FloatRect rcItem =
-          CFX_FloatRect(rcClient.left, fy - fItemHeight, rcClient.right, fy);
-      {
-        AutoClosedQCommand q(&sList);
-        sList << GetColorAppStream(CFX_Color(COLORTYPE_RGB, 0, 51.0f / 255.0f,
-                                             113.0f / 255.0f),
-                                   true)
-              << rcItem.left << " " << rcItem.bottom << " " << rcItem.Width()
-              << " " << rcItem.Height() << " " << kAppendRectOperator << " "
-              << kFillOperator << "\n";
-      }
-
-      AutoClosedCommand bt(&sList, kTextBeginOperator, kTextEndOperator);
-      sList << GetColorAppStream(CFX_Color(COLORTYPE_GRAY, 1), true)
-            << GetEditAppStream(pEdit.get(), CFX_PointF(0.0f, fy), true, 0);
-    } else {
-      CFX_Color crText = widget_->GetTextPWLColor();
-
-      AutoClosedCommand bt(&sList, kTextBeginOperator, kTextEndOperator);
-      sList << GetColorAppStream(crText, true)
-            << GetEditAppStream(pEdit.get(), CFX_PointF(0.0f, fy), true, 0);
-    }
-
-    fy -= fItemHeight;
-  }
-
-  if (sList.tellp() > 0) {
-    sBody << "/Tx ";
-    AutoClosedCommand bmc(&sBody, kMarkedSequenceBeginOperator,
-                          kMarkedSequenceEndOperator);
-    AutoClosedQCommand q(&sBody);
-
-    sBody << rcClient.left << " " << rcClient.bottom << " " << rcClient.Width()
-          << " " << rcClient.Height() << " " << kAppendRectOperator << "\n"
-          << kSetNonZeroWindingClipOperator << "\n"
-          << kEndPathNoFillOrStrokeOperator << "\n"
-          << sList.str();
-  }
-  Write("N",
-        GetBackgroundAppStream() + GetBorderAppStream() + CFX_ByteString(sBody),
-        "");
-}
-
-void CPWL_AppStream::SetAsTextField(const CFX_WideString* sValue) {
-  CPDF_FormControl* pControl = widget_->GetFormControl();
-  CPDF_FormField* pField = pControl->GetField();
-  std::ostringstream sBody;
-  std::ostringstream sLines;
-
-  auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
-  pEdit->EnableRefresh(false);
-
-  CBA_FontMap font_map(
-      widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
-  pEdit->SetFontMap(&font_map);
-
-  CFX_FloatRect rcClient = widget_->GetClientRect();
-  pEdit->SetPlateRect(rcClient);
-  pEdit->SetAlignmentH(pControl->GetControlAlignment(), true);
-
-  uint32_t dwFieldFlags = pField->GetFieldFlags();
-  bool bMultiLine = (dwFieldFlags >> 12) & 1;
-  if (bMultiLine) {
-    pEdit->SetMultiLine(true, true);
-    pEdit->SetAutoReturn(true, true);
-  } else {
-    pEdit->SetAlignmentV(1, true);
-  }
-
-  uint16_t subWord = 0;
-  if ((dwFieldFlags >> 13) & 1) {
-    subWord = '*';
-    pEdit->SetPasswordChar(subWord, true);
-  }
-
-  int nMaxLen = pField->GetMaxLen();
-  bool bCharArray = (dwFieldFlags >> 24) & 1;
-  float fFontSize = widget_->GetFontSize();
-
-#ifdef PDF_ENABLE_XFA
-  CFX_WideString sValueTmp;
-  if (!sValue && widget_->GetMixXFAWidget()) {
-    sValueTmp = widget_->GetValue(true);
-    sValue = &sValueTmp;
-  }
-#endif  // PDF_ENABLE_XFA
-
-  if (nMaxLen > 0) {
-    if (bCharArray) {
-      pEdit->SetCharArray(nMaxLen);
-
-      if (IsFloatZero(fFontSize)) {
-        fFontSize = CPWL_Edit::GetCharArrayAutoFontSize(font_map.GetPDFFont(0),
-                                                        rcClient, nMaxLen);
-      }
-    } else {
-      if (sValue)
-        nMaxLen = sValue->GetLength();
-      pEdit->SetLimitChar(nMaxLen);
-    }
-  }
-
-  if (IsFloatZero(fFontSize))
-    pEdit->SetAutoFontSize(true, true);
-  else
-    pEdit->SetFontSize(fFontSize);
-
-  pEdit->Initialize();
-  pEdit->SetText(sValue ? *sValue : pField->GetValue());
-
-  CFX_FloatRect rcContent = pEdit->GetContentRect();
-  CFX_ByteString sEdit =
-      GetEditAppStream(pEdit.get(), CFX_PointF(), !bCharArray, subWord);
-
-  if (sEdit.GetLength() > 0) {
-    sBody << "/Tx ";
-    AutoClosedCommand bmc(&sBody, kMarkedSequenceBeginOperator,
-                          kMarkedSequenceEndOperator);
-    AutoClosedQCommand q(&sBody);
-
-    if (rcContent.Width() > rcClient.Width() ||
-        rcContent.Height() > rcClient.Height()) {
-      sBody << rcClient.left << " " << rcClient.bottom << " "
-            << rcClient.Width() << " " << rcClient.Height() << " "
-            << kAppendRectOperator << "\n"
-            << kSetNonZeroWindingClipOperator << "\n"
-            << kEndPathNoFillOrStrokeOperator << "\n";
-    }
-    CFX_Color crText = widget_->GetTextPWLColor();
-
-    AutoClosedCommand bt(&sBody, kTextBeginOperator, kTextEndOperator);
-    sBody << GetColorAppStream(crText, true) << sEdit;
-  }
-
-  if (bCharArray) {
-    switch (widget_->GetBorderStyle()) {
-      case BorderStyle::SOLID: {
-        CFX_ByteString sColor =
-            GetColorAppStream(widget_->GetBorderPWLColor(), false);
-        if (sColor.GetLength() > 0) {
-          AutoClosedQCommand q(&sLines);
-          sLines << widget_->GetBorderWidth() << " " << kSetLineWidthOperator
-                 << "\n"
-                 << GetColorAppStream(widget_->GetBorderPWLColor(), false)
-                 << " 2 " << kSetLineCapStyleOperator << " 0 "
-                 << kSetLineJoinStyleOperator << "\n";
-
-          for (int32_t i = 1; i < nMaxLen; ++i) {
-            sLines << rcClient.left +
-                          ((rcClient.right - rcClient.left) / nMaxLen) * i
-                   << " " << rcClient.bottom << " " << kMoveToOperator << "\n"
-                   << rcClient.left +
-                          ((rcClient.right - rcClient.left) / nMaxLen) * i
-                   << " " << rcClient.top << " " << kLineToOperator << " "
-                   << kStrokeOperator << "\n";
-          }
-        }
-        break;
-      }
-      case BorderStyle::DASH: {
-        CFX_ByteString sColor =
-            GetColorAppStream(widget_->GetBorderPWLColor(), false);
-        if (sColor.GetLength() > 0) {
-          CPWL_Dash dsBorder = CPWL_Dash(3, 3, 0);
-          AutoClosedQCommand q(&sLines);
-          sLines << widget_->GetBorderWidth() << " " << kSetLineWidthOperator
-                 << "\n"
-                 << GetColorAppStream(widget_->GetBorderPWLColor(), false)
-                 << "[" << dsBorder.nDash << " " << dsBorder.nGap << "] "
-                 << dsBorder.nPhase << " " << kSetDashOperator << "\n";
-
-          for (int32_t i = 1; i < nMaxLen; ++i) {
-            sLines << rcClient.left +
-                          ((rcClient.right - rcClient.left) / nMaxLen) * i
-                   << " " << rcClient.bottom << " " << kMoveToOperator << "\n"
-                   << rcClient.left +
-                          ((rcClient.right - rcClient.left) / nMaxLen) * i
-                   << " " << rcClient.top << " " << kLineToOperator << " "
-                   << kStrokeOperator << "\n";
-          }
-        }
-        break;
-      }
-      default:
-        break;
-    }
-  }
-
-  Write("N",
-        GetBackgroundAppStream() + GetBorderAppStream() +
-            CFX_ByteString(sLines) + CFX_ByteString(sBody),
-        "");
-}
-
-void CPWL_AppStream::AddImage(const CFX_ByteString& sAPType,
-                              CPDF_Stream* pImage) {
-  CPDF_Stream* pStream = dict_->GetStreamFor(sAPType);
-  CPDF_Dictionary* pStreamDict = pStream->GetDict();
-  CFX_ByteString sImageAlias = "IMG";
-
-  if (CPDF_Dictionary* pImageDict = pImage->GetDict()) {
-    sImageAlias = pImageDict->GetStringFor("Name");
-    if (sImageAlias.IsEmpty())
-      sImageAlias = "IMG";
-  }
-
-  CPDF_Dictionary* pStreamResList = pStreamDict->GetDictFor("Resources");
-  if (!pStreamResList)
-    pStreamResList = pStreamDict->SetNewFor<CPDF_Dictionary>("Resources");
-
-  CPDF_Dictionary* pXObject =
-      pStreamResList->SetNewFor<CPDF_Dictionary>("XObject");
-  pXObject->SetNewFor<CPDF_Reference>(sImageAlias,
-                                      widget_->GetPageView()->GetPDFDocument(),
-                                      pImage->GetObjNum());
-}
-
-void CPWL_AppStream::Write(const CFX_ByteString& sAPType,
-                           const CFX_ByteString& sContents,
-                           const CFX_ByteString& sAPState) {
-  CPDF_Stream* pStream = nullptr;
-  CPDF_Dictionary* pParentDict = nullptr;
-  if (sAPState.IsEmpty()) {
-    pParentDict = dict_.Get();
-    pStream = dict_->GetStreamFor(sAPType);
-  } else {
-    CPDF_Dictionary* pAPTypeDict = dict_->GetDictFor(sAPType);
-    if (!pAPTypeDict)
-      pAPTypeDict = dict_->SetNewFor<CPDF_Dictionary>(sAPType);
-
-    pParentDict = pAPTypeDict;
-    pStream = pAPTypeDict->GetStreamFor(sAPState);
-  }
-
-  if (!pStream) {
-    CPDF_Document* doc = widget_->GetPageView()->GetPDFDocument();
-    pStream = doc->NewIndirect<CPDF_Stream>();
-    pParentDict->SetNewFor<CPDF_Reference>(sAPType, doc, pStream->GetObjNum());
-  }
-
-  CPDF_Dictionary* pStreamDict = pStream->GetDict();
-  if (!pStreamDict) {
-    auto pNewDict = pdfium::MakeUnique<CPDF_Dictionary>(
-        widget_->GetPDFAnnot()->GetDocument()->GetByteStringPool());
-    pStreamDict = pNewDict.get();
-    pStreamDict->SetNewFor<CPDF_Name>("Type", "XObject");
-    pStreamDict->SetNewFor<CPDF_Name>("Subtype", "Form");
-    pStreamDict->SetNewFor<CPDF_Number>("FormType", 1);
-    pStream->InitStream(nullptr, 0, std::move(pNewDict));
-  }
-  pStreamDict->SetMatrixFor("Matrix", widget_->GetMatrix());
-  pStreamDict->SetRectFor("BBox", widget_->GetRotatedRect());
-  pStream->SetData((uint8_t*)(sContents.c_str()), sContents.GetLength());
-}
-
-void CPWL_AppStream::Remove(const CFX_ByteString& sAPType) {
-  dict_->RemoveFor(sAPType);
-}
-
-CFX_ByteString CPWL_AppStream::GetBackgroundAppStream() const {
-  CFX_Color crBackground = widget_->GetFillPWLColor();
-  if (crBackground.nColorType != COLORTYPE_TRANSPARENT)
-    return GetRectFillAppStream(widget_->GetRotatedRect(), crBackground);
-
-  return CFX_ByteString();
-}
-
-CFX_ByteString CPWL_AppStream::GetBorderAppStream() const {
-  CFX_FloatRect rcWindow = widget_->GetRotatedRect();
-  CFX_Color crBorder = widget_->GetBorderPWLColor();
-  CFX_Color crBackground = widget_->GetFillPWLColor();
-  CFX_Color crLeftTop;
-  CFX_Color crRightBottom;
-
-  float fBorderWidth = static_cast<float>(widget_->GetBorderWidth());
-  CPWL_Dash dsBorder(3, 0, 0);
-
-  BorderStyle nBorderStyle = widget_->GetBorderStyle();
-  switch (nBorderStyle) {
-    case BorderStyle::DASH:
-      dsBorder = CPWL_Dash(3, 3, 0);
-      break;
-    case BorderStyle::BEVELED:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 1);
-      crRightBottom = crBackground / 2.0f;
-      break;
-    case BorderStyle::INSET:
-      fBorderWidth *= 2;
-      crLeftTop = CFX_Color(COLORTYPE_GRAY, 0.5);
-      crRightBottom = CFX_Color(COLORTYPE_GRAY, 0.75);
-      break;
-    default:
-      break;
-  }
-
-  return GetBorderAppStreamInternal(rcWindow, fBorderWidth, crBorder, crLeftTop,
-                                    crRightBottom, nBorderStyle, dsBorder);
-}