Remove unused code.

fpdfsdk/pdfwindow/PWL_Signature.cpp

Index: fpdfsdk/pdfwindow/PWL_Signature.cpp
diff --git a/fpdfsdk/pdfwindow/PWL_Signature.cpp b/fpdfsdk/pdfwindow/PWL_Signature.cpp
deleted file mode 100644
index 7513950cb7086c0f24509394752e0a9a3293029f..0000000000000000000000000000000000000000
--- a/fpdfsdk/pdfwindow/PWL_Signature.cpp
+++ /dev/null
@@ -1,178 +0,0 @@
-// 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 "fpdfsdk/pdfwindow/PWL_Signature.h"
-
-#include "core/fxge/include/fx_ge.h"
-#include "fpdfsdk/pdfwindow/PWL_Icon.h"
-#include "fpdfsdk/pdfwindow/PWL_Label.h"
-#include "fpdfsdk/pdfwindow/PWL_Utils.h"
-#include "fpdfsdk/pdfwindow/PWL_Wnd.h"
-
-CPWL_Signature_Image::CPWL_Signature_Image() : m_pImage(nullptr) {}
-
-CPWL_Signature_Image::~CPWL_Signature_Image() {}
-
-void CPWL_Signature_Image::SetImage(CFX_DIBSource* pImage) {
-  m_pImage = pImage;
-}
-
-CFX_DIBSource* CPWL_Signature_Image::GetImage() {
-  return m_pImage;
-}
-
-void CPWL_Signature_Image::DrawThisAppearance(CFX_RenderDevice* pDevice,
-                                              CFX_Matrix* pUser2Device) {
-  CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
-
-  if (m_pImage) {
-    CFX_FloatRect rcClient = GetClientRect();
-
-    FX_FLOAT x, y;
-    pUser2Device->Transform(rcClient.left, rcClient.top, x, y);
-
-    pDevice->StretchDIBits(m_pImage, (int32_t)x, (int32_t)y,
-                           (int32_t)rcClient.Width(),
-                           (int32_t)rcClient.Height());
-  }
-}
-
-void CPWL_Signature_Image::GetThisAppearanceStream(
-    CFX_ByteTextBuf& sAppStream) {
-  sAppStream << CPWL_Image::GetImageAppStream().AsStringC();
-}
-
-void CPWL_Signature_Image::GetScale(FX_FLOAT& fHScale, FX_FLOAT& fVScale) {
-  FX_FLOAT fImageW, fImageH;
-
-  GetImageSize(fImageW, fImageH);
-
-  CFX_FloatRect rcClient = GetClientRect();
-
-  fHScale = rcClient.Width() / fImageW;
-  fVScale = rcClient.Height() / fImageH;
-}
-
-CPWL_Signature::CPWL_Signature()
-    : m_pText(nullptr),
-      m_pDescription(nullptr),
-      m_pImage(nullptr),
-      m_bTextExist(TRUE),
-      m_bImageExist(FALSE),
-      m_bFlagExist(TRUE) {}
-
-CPWL_Signature::~CPWL_Signature() {}
-
-void CPWL_Signature::SetTextFlag(FX_BOOL bTextExist) {
-  m_bTextExist = bTextExist;
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::SetImageFlag(FX_BOOL bImageExist) {
-  m_bImageExist = bImageExist;
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::SetFoxitFlag(FX_BOOL bFlagExist) {
-  m_bFlagExist = bFlagExist;
-}
-
-void CPWL_Signature::SetText(const FX_WCHAR* sText) {
-  m_pText->SetText(sText);
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::SetDescription(const FX_WCHAR* str) {
-  m_pDescription->SetText(str);
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::SetImage(CFX_DIBSource* pImage) {
-  m_pImage->SetImage(pImage);
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::SetImageStream(CPDF_Stream* pStream,
-                                    const FX_CHAR* sImageAlias) {
-  m_pImage->SetPDFStream(pStream);
-  m_pImage->SetImageAlias(sImageAlias);
-
-  RePosChildWnd();
-}
-
-void CPWL_Signature::RePosChildWnd() {
-  CFX_FloatRect rcClient = GetClientRect();
-
-  CFX_FloatRect rcText = rcClient;
-  CFX_FloatRect rcDescription = rcClient;
-
-  FX_BOOL bTextVisible = m_bTextExist && m_pText->GetText().GetLength() > 0;
-
-  if ((bTextVisible || m_bImageExist) &&
-      m_pDescription->GetText().GetLength() > 0) {
-    if (rcClient.Width() >= rcClient.Height()) {
-      rcText.right = rcText.left + rcClient.Width() / 2.0f;
-      rcDescription.left = rcDescription.right - rcClient.Width() / 2.0f;
-    } else {
-      rcText.bottom = rcText.top - rcClient.Height() / 2.0f;
-      rcDescription.top = rcDescription.bottom + rcClient.Height() / 2.0f;
-    }
-  }
-
-  m_pText->SetVisible(bTextVisible);
-  m_pImage->SetVisible(m_bImageExist);
-
-  m_pText->Move(rcText, TRUE, FALSE);
-  m_pImage->Move(rcText, TRUE, FALSE);
-  m_pDescription->Move(rcDescription, TRUE, FALSE);
-}
-
-void CPWL_Signature::CreateChildWnd(const PWL_CREATEPARAM& cp) {
-  m_pImage = new CPWL_Signature_Image;
-  PWL_CREATEPARAM icp = cp;
-  icp.pParentWnd = this;
-  icp.dwFlags = PWS_CHILD | PWS_VISIBLE;
-  icp.sTextColor = CPWL_Color(COLORTYPE_GRAY, 0);
-  m_pImage->Create(icp);
-
-  m_pText = new CPWL_Label;
-  PWL_CREATEPARAM acp = cp;
-  acp.pParentWnd = this;
-  acp.dwFlags = PWS_CHILD | PWS_VISIBLE | PWS_AUTOFONTSIZE | PES_MULTILINE |
-                PES_AUTORETURN | PES_MIDDLE | PES_CENTER;
-  acp.sTextColor = CPWL_Color(COLORTYPE_GRAY, 0);
-  m_pText->Create(acp);
-
-  m_pDescription = new CPWL_Label;
-  PWL_CREATEPARAM dcp = cp;
-  dcp.pParentWnd = this;
-  dcp.dwFlags = PWS_CHILD | PWS_VISIBLE | PWS_AUTOFONTSIZE | PES_MULTILINE |
-                PES_AUTORETURN | PES_LEFT | PES_CENTER;
-  dcp.sTextColor = CPWL_Color(COLORTYPE_GRAY, 0);
-  m_pDescription->Create(dcp);
-}
-
-void CPWL_Signature::DrawThisAppearance(CFX_RenderDevice* pDevice,
-                                        CFX_Matrix* pUser2Device) {
-  CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
-
-  if (m_bFlagExist) {
-    CPWL_Utils::DrawIconAppStream(
-        pDevice, pUser2Device, PWL_ICONTYPE_FOXIT,
-        CPWL_Utils::GetCenterSquare(GetClientRect()),
-        CPWL_Color(COLORTYPE_RGB, 0.91f, 0.855f, 0.92f),
-        CPWL_Color(COLORTYPE_TRANSPARENT), 255);
-  }
-}
-
-void CPWL_Signature::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) {
-  CPWL_Wnd::GetThisAppearanceStream(sAppStream);
-}