Remove fxedit place classes in pdfwindow/
This CL removes the fpdfsdk/fxedit folder and moves the code to
fpdfsdk/pdfwindow which is the primary consumer. The classes were
renamed from CFX_* to CPWL_*.
Change-Id: I6c6178adccf978193bbb9685204657ebd3f438bb
Reviewed-on: https://pdfium-review.googlesource.com/8552
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
diff --git a/fpdfsdk/pdfwindow/cpwl_edit_impl.cpp b/fpdfsdk/pdfwindow/cpwl_edit_impl.cpp
new file mode 100644
index 0000000..0f5cf05
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_edit_impl.cpp
@@ -0,0 +1,2053 @@
+// 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/cpwl_edit_impl.h"
+
+#include <algorithm>
+#include <memory>
+#include <sstream>
+#include <utility>
+
+#include "core/fpdfapi/font/cpdf_font.h"
+#include "core/fpdfapi/page/cpdf_pageobject.h"
+#include "core/fpdfapi/page/cpdf_pageobjectholder.h"
+#include "core/fpdfapi/page/cpdf_pathobject.h"
+#include "core/fpdfapi/page/cpdf_textobject.h"
+#include "core/fpdfapi/parser/fpdf_parser_decode.h"
+#include "core/fpdfapi/render/cpdf_renderoptions.h"
+#include "core/fpdfapi/render/cpdf_textrenderer.h"
+#include "core/fpdfdoc/cpvt_section.h"
+#include "core/fpdfdoc/cpvt_word.h"
+#include "core/fpdfdoc/ipvt_fontmap.h"
+#include "core/fxcrt/fx_codepage.h"
+#include "core/fxge/cfx_graphstatedata.h"
+#include "core/fxge/cfx_pathdata.h"
+#include "core/fxge/cfx_renderdevice.h"
+#include "fpdfsdk/cfx_systemhandler.h"
+#include "fpdfsdk/pdfwindow/cpwl_edit.h"
+#include "fpdfsdk/pdfwindow/cpwl_edit_ctrl.h"
+#include "fpdfsdk/pdfwindow/cpwl_scroll_bar.h"
+#include "third_party/base/ptr_util.h"
+#include "third_party/base/stl_util.h"
+
+namespace {
+
+const int kEditUndoMaxItems = 10000;
+
+void DrawTextString(CFX_RenderDevice* pDevice,
+ const CFX_PointF& pt,
+ CPDF_Font* pFont,
+ float fFontSize,
+ CFX_Matrix* pUser2Device,
+ const CFX_ByteString& str,
+ FX_ARGB crTextFill,
+ int32_t nHorzScale) {
+ CFX_PointF pos = pUser2Device->Transform(pt);
+
+ if (pFont) {
+ if (nHorzScale != 100) {
+ CFX_Matrix mt(nHorzScale / 100.0f, 0, 0, 1, 0, 0);
+ mt.Concat(*pUser2Device);
+
+ CPDF_RenderOptions ro;
+ ro.m_Flags = RENDER_CLEARTYPE;
+ ro.m_ColorMode = CPDF_RenderOptions::kNormal;
+
+ CPDF_TextRenderer::DrawTextString(pDevice, pos.x, pos.y, pFont, fFontSize,
+ &mt, str, crTextFill, nullptr, &ro);
+ } else {
+ CPDF_RenderOptions ro;
+ ro.m_Flags = RENDER_CLEARTYPE;
+ ro.m_ColorMode = CPDF_RenderOptions::kNormal;
+
+ CPDF_TextRenderer::DrawTextString(pDevice, pos.x, pos.y, pFont, fFontSize,
+ pUser2Device, str, crTextFill, nullptr,
+ &ro);
+ }
+ }
+}
+
+} // namespace
+
+CPWL_EditImpl_Iterator::CPWL_EditImpl_Iterator(
+ CPWL_EditImpl* pEdit,
+ CPDF_VariableText::Iterator* pVTIterator)
+ : m_pEdit(pEdit), m_pVTIterator(pVTIterator) {}
+
+CPWL_EditImpl_Iterator::~CPWL_EditImpl_Iterator() {}
+
+bool CPWL_EditImpl_Iterator::NextWord() {
+ return m_pVTIterator->NextWord();
+}
+
+bool CPWL_EditImpl_Iterator::PrevWord() {
+ return m_pVTIterator->PrevWord();
+}
+
+bool CPWL_EditImpl_Iterator::GetWord(CPVT_Word& word) const {
+ ASSERT(m_pEdit);
+
+ if (m_pVTIterator->GetWord(word)) {
+ word.ptWord = m_pEdit->VTToEdit(word.ptWord);
+ return true;
+ }
+ return false;
+}
+
+bool CPWL_EditImpl_Iterator::GetLine(CPVT_Line& line) const {
+ ASSERT(m_pEdit);
+
+ if (m_pVTIterator->GetLine(line)) {
+ line.ptLine = m_pEdit->VTToEdit(line.ptLine);
+ return true;
+ }
+ return false;
+}
+
+void CPWL_EditImpl_Iterator::SetAt(int32_t nWordIndex) {
+ m_pVTIterator->SetAt(nWordIndex);
+}
+
+void CPWL_EditImpl_Iterator::SetAt(const CPVT_WordPlace& place) {
+ m_pVTIterator->SetAt(place);
+}
+
+const CPVT_WordPlace& CPWL_EditImpl_Iterator::GetAt() const {
+ return m_pVTIterator->GetAt();
+}
+
+CPWL_EditImpl_Provider::CPWL_EditImpl_Provider(IPVT_FontMap* pFontMap)
+ : CPDF_VariableText::Provider(pFontMap), m_pFontMap(pFontMap) {
+ ASSERT(m_pFontMap);
+}
+
+CPWL_EditImpl_Provider::~CPWL_EditImpl_Provider() {}
+
+IPVT_FontMap* CPWL_EditImpl_Provider::GetFontMap() const {
+ return m_pFontMap;
+}
+
+int32_t CPWL_EditImpl_Provider::GetCharWidth(int32_t nFontIndex,
+ uint16_t word) {
+ if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex)) {
+ uint32_t charcode = word;
+
+ if (pPDFFont->IsUnicodeCompatible())
+ charcode = pPDFFont->CharCodeFromUnicode(word);
+ else
+ charcode = m_pFontMap->CharCodeFromUnicode(nFontIndex, word);
+
+ if (charcode != CPDF_Font::kInvalidCharCode)
+ return pPDFFont->GetCharWidthF(charcode);
+ }
+
+ return 0;
+}
+
+int32_t CPWL_EditImpl_Provider::GetTypeAscent(int32_t nFontIndex) {
+ if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
+ return pPDFFont->GetTypeAscent();
+
+ return 0;
+}
+
+int32_t CPWL_EditImpl_Provider::GetTypeDescent(int32_t nFontIndex) {
+ if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
+ return pPDFFont->GetTypeDescent();
+
+ return 0;
+}
+
+int32_t CPWL_EditImpl_Provider::GetWordFontIndex(uint16_t word,
+ int32_t charset,
+ int32_t nFontIndex) {
+ return m_pFontMap->GetWordFontIndex(word, charset, nFontIndex);
+}
+
+int32_t CPWL_EditImpl_Provider::GetDefaultFontIndex() {
+ return 0;
+}
+
+bool CPWL_EditImpl_Provider::IsLatinWord(uint16_t word) {
+ return FX_EDIT_ISLATINWORD(word);
+}
+
+CPWL_EditImpl_Refresh::CPWL_EditImpl_Refresh() {}
+
+CPWL_EditImpl_Refresh::~CPWL_EditImpl_Refresh() {}
+
+void CPWL_EditImpl_Refresh::BeginRefresh() {
+ m_RefreshRects.Clear();
+ m_OldLineRects = std::move(m_NewLineRects);
+}
+
+void CPWL_EditImpl_Refresh::Push(const CPVT_WordRange& linerange,
+ const CFX_FloatRect& rect) {
+ m_NewLineRects.Add(linerange, rect);
+}
+
+void CPWL_EditImpl_Refresh::NoAnalyse() {
+ {
+ for (int32_t i = 0, sz = m_OldLineRects.GetSize(); i < sz; i++)
+ if (CPWL_EditImpl_LineRect* pOldRect = m_OldLineRects.GetAt(i))
+ m_RefreshRects.Add(pOldRect->m_rcLine);
+ }
+
+ {
+ for (int32_t i = 0, sz = m_NewLineRects.GetSize(); i < sz; i++)
+ if (CPWL_EditImpl_LineRect* pNewRect = m_NewLineRects.GetAt(i))
+ m_RefreshRects.Add(pNewRect->m_rcLine);
+ }
+}
+
+const CPWL_EditImpl_RectArray* CPWL_EditImpl_Refresh::GetRefreshRects() const {
+ return &m_RefreshRects;
+}
+
+void CPWL_EditImpl_Refresh::EndRefresh() {
+ m_RefreshRects.Clear();
+}
+
+CPWL_EditImpl_Undo::CPWL_EditImpl_Undo(int32_t nBufsize)
+ : m_nCurUndoPos(0), m_nBufSize(nBufsize), m_bWorking(false) {}
+
+CPWL_EditImpl_Undo::~CPWL_EditImpl_Undo() {
+ Reset();
+}
+
+bool CPWL_EditImpl_Undo::CanUndo() const {
+ return m_nCurUndoPos > 0;
+}
+
+void CPWL_EditImpl_Undo::Undo() {
+ m_bWorking = true;
+ if (m_nCurUndoPos > 0) {
+ m_UndoItemStack[m_nCurUndoPos - 1]->Undo();
+ m_nCurUndoPos--;
+ }
+ m_bWorking = false;
+}
+
+bool CPWL_EditImpl_Undo::CanRedo() const {
+ return m_nCurUndoPos < m_UndoItemStack.size();
+}
+
+void CPWL_EditImpl_Undo::Redo() {
+ m_bWorking = true;
+ if (m_nCurUndoPos < m_UndoItemStack.size()) {
+ m_UndoItemStack[m_nCurUndoPos]->Redo();
+ m_nCurUndoPos++;
+ }
+ m_bWorking = false;
+}
+
+void CPWL_EditImpl_Undo::AddItem(std::unique_ptr<IFX_Edit_UndoItem> pItem) {
+ ASSERT(!m_bWorking);
+ ASSERT(pItem);
+ ASSERT(m_nBufSize > 1);
+ if (m_nCurUndoPos < m_UndoItemStack.size())
+ RemoveTails();
+
+ if (m_UndoItemStack.size() >= m_nBufSize)
+ RemoveHeads();
+
+ m_UndoItemStack.push_back(std::move(pItem));
+ m_nCurUndoPos = m_UndoItemStack.size();
+}
+
+void CPWL_EditImpl_Undo::RemoveHeads() {
+ ASSERT(m_UndoItemStack.size() > 1);
+ m_UndoItemStack.pop_front();
+}
+
+void CPWL_EditImpl_Undo::RemoveTails() {
+ while (m_UndoItemStack.size() > m_nCurUndoPos)
+ m_UndoItemStack.pop_back();
+}
+
+void CPWL_EditImpl_Undo::Reset() {
+ m_UndoItemStack.clear();
+ m_nCurUndoPos = 0;
+}
+
+CPWL_EditImpl_UndoItem::CPWL_EditImpl_UndoItem()
+ : m_bFirst(true), m_bLast(true) {}
+
+CPWL_EditImpl_UndoItem::~CPWL_EditImpl_UndoItem() {}
+
+CFX_WideString CPWL_EditImpl_UndoItem::GetUndoTitle() const {
+ return CFX_WideString();
+}
+
+void CPWL_EditImpl_UndoItem::SetFirst(bool bFirst) {
+ m_bFirst = bFirst;
+}
+
+void CPWL_EditImpl_UndoItem::SetLast(bool bLast) {
+ m_bLast = bLast;
+}
+
+bool CPWL_EditImpl_UndoItem::IsLast() {
+ return m_bLast;
+}
+
+CFXEU_InsertWord::CFXEU_InsertWord(CPWL_EditImpl* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_WordProps* pWordProps)
+ : m_pEdit(pEdit),
+ m_wpOld(wpOldPlace),
+ m_wpNew(wpNewPlace),
+ m_Word(word),
+ m_nCharset(charset),
+ m_WordProps() {
+ if (pWordProps)
+ m_WordProps = *pWordProps;
+}
+
+CFXEU_InsertWord::~CFXEU_InsertWord() {}
+
+void CFXEU_InsertWord::Redo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpOld);
+ m_pEdit->InsertWord(m_Word, m_nCharset, &m_WordProps, false, true);
+ }
+}
+
+void CFXEU_InsertWord::Undo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpNew);
+ m_pEdit->Backspace(false, true);
+ }
+}
+
+CFXEU_InsertReturn::CFXEU_InsertReturn(CPWL_EditImpl* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ const CPVT_SecProps* pSecProps,
+ const CPVT_WordProps* pWordProps)
+ : m_pEdit(pEdit),
+ m_wpOld(wpOldPlace),
+ m_wpNew(wpNewPlace),
+ m_SecProps(),
+ m_WordProps() {
+ if (pSecProps)
+ m_SecProps = *pSecProps;
+ if (pWordProps)
+ m_WordProps = *pWordProps;
+}
+
+CFXEU_InsertReturn::~CFXEU_InsertReturn() {}
+
+void CFXEU_InsertReturn::Redo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpOld);
+ m_pEdit->InsertReturn(&m_SecProps, &m_WordProps, false, true);
+ }
+}
+
+void CFXEU_InsertReturn::Undo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpNew);
+ m_pEdit->Backspace(false, true);
+ }
+}
+
+CFXEU_Backspace::CFXEU_Backspace(CPWL_EditImpl* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_SecProps& SecProps,
+ const CPVT_WordProps& WordProps)
+ : m_pEdit(pEdit),
+ m_wpOld(wpOldPlace),
+ m_wpNew(wpNewPlace),
+ m_Word(word),
+ m_nCharset(charset),
+ m_SecProps(SecProps),
+ m_WordProps(WordProps) {}
+
+CFXEU_Backspace::~CFXEU_Backspace() {}
+
+void CFXEU_Backspace::Redo() {
+ if (!m_pEdit)
+ return;
+
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpOld);
+ m_pEdit->Backspace(false, true);
+}
+
+void CFXEU_Backspace::Undo() {
+ if (!m_pEdit)
+ return;
+
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpNew);
+ if (m_wpNew.nSecIndex != m_wpOld.nSecIndex)
+ m_pEdit->InsertReturn(&m_SecProps, &m_WordProps, false, true);
+ else
+ m_pEdit->InsertWord(m_Word, m_nCharset, &m_WordProps, false, true);
+}
+
+CFXEU_Delete::CFXEU_Delete(CPWL_EditImpl* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_SecProps& SecProps,
+ const CPVT_WordProps& WordProps,
+ bool bSecEnd)
+ : m_pEdit(pEdit),
+ m_wpOld(wpOldPlace),
+ m_wpNew(wpNewPlace),
+ m_Word(word),
+ m_nCharset(charset),
+ m_SecProps(SecProps),
+ m_WordProps(WordProps),
+ m_bSecEnd(bSecEnd) {}
+
+CFXEU_Delete::~CFXEU_Delete() {}
+
+void CFXEU_Delete::Redo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpOld);
+ m_pEdit->Delete(false, true);
+ }
+}
+
+void CFXEU_Delete::Undo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpNew);
+ if (m_bSecEnd) {
+ m_pEdit->InsertReturn(&m_SecProps, &m_WordProps, false, true);
+ } else {
+ m_pEdit->InsertWord(m_Word, m_nCharset, &m_WordProps, false, true);
+ }
+ }
+}
+
+CFXEU_Clear::CFXEU_Clear(CPWL_EditImpl* pEdit,
+ const CPVT_WordRange& wrSel,
+ const CFX_WideString& swText)
+ : m_pEdit(pEdit), m_wrSel(wrSel), m_swText(swText) {}
+
+CFXEU_Clear::~CFXEU_Clear() {}
+
+void CFXEU_Clear::Redo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetSelection(m_wrSel.BeginPos, m_wrSel.EndPos);
+ m_pEdit->Clear(false, true);
+ }
+}
+
+void CFXEU_Clear::Undo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wrSel.BeginPos);
+ m_pEdit->InsertText(m_swText, FX_CHARSET_Default, false, true);
+ m_pEdit->SetSelection(m_wrSel.BeginPos, m_wrSel.EndPos);
+ }
+}
+
+CFXEU_InsertText::CFXEU_InsertText(CPWL_EditImpl* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ const CFX_WideString& swText,
+ int32_t charset)
+ : m_pEdit(pEdit),
+ m_wpOld(wpOldPlace),
+ m_wpNew(wpNewPlace),
+ m_swText(swText),
+ m_nCharset(charset) {}
+
+CFXEU_InsertText::~CFXEU_InsertText() {}
+
+void CFXEU_InsertText::Redo() {
+ if (m_pEdit && IsLast()) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetCaret(m_wpOld);
+ m_pEdit->InsertText(m_swText, m_nCharset, false, true);
+ }
+}
+
+void CFXEU_InsertText::Undo() {
+ if (m_pEdit) {
+ m_pEdit->SelectNone();
+ m_pEdit->SetSelection(m_wpOld, m_wpNew);
+ m_pEdit->Clear(false, true);
+ }
+}
+
+// static
+void CPWL_EditImpl::DrawEdit(CFX_RenderDevice* pDevice,
+ CFX_Matrix* pUser2Device,
+ CPWL_EditImpl* pEdit,
+ FX_COLORREF crTextFill,
+ const CFX_FloatRect& rcClip,
+ const CFX_PointF& ptOffset,
+ const CPVT_WordRange* pRange,
+ CFX_SystemHandler* pSystemHandler,
+ CFFL_FormFiller* pFFLData) {
+ const bool bContinuous =
+ pEdit->GetCharArray() == 0 && pEdit->GetCharSpace() <= 0.0f;
+ uint16_t SubWord = pEdit->GetPasswordChar();
+ float fFontSize = pEdit->GetFontSize();
+ CPVT_WordRange wrSelect = pEdit->GetSelectWordRange();
+ int32_t nHorzScale = pEdit->GetHorzScale();
+
+ FX_COLORREF crCurFill = crTextFill;
+ FX_COLORREF crOldFill = crCurFill;
+
+ bool bSelect = false;
+ const FX_COLORREF crWhite = ArgbEncode(255, 255, 255, 255);
+ const FX_COLORREF crSelBK = ArgbEncode(255, 0, 51, 113);
+
+ std::ostringstream sTextBuf;
+ int32_t nFontIndex = -1;
+ CFX_PointF ptBT;
+ CFX_RenderDevice::StateRestorer restorer(pDevice);
+ if (!rcClip.IsEmpty()) {
+ CFX_FloatRect rcTemp = rcClip;
+ pUser2Device->TransformRect(rcTemp);
+ pDevice->SetClip_Rect(rcTemp.ToFxRect());
+ }
+
+ CPWL_EditImpl_Iterator* pIterator = pEdit->GetIterator();
+ if (IPVT_FontMap* pFontMap = pEdit->GetFontMap()) {
+ if (pRange)
+ pIterator->SetAt(pRange->BeginPos);
+ else
+ pIterator->SetAt(0);
+
+ CPVT_WordPlace oldplace;
+ while (pIterator->NextWord()) {
+ CPVT_WordPlace place = pIterator->GetAt();
+ if (pRange && place > pRange->EndPos)
+ break;
+
+ if (!wrSelect.IsEmpty()) {
+ bSelect = place > wrSelect.BeginPos && place <= wrSelect.EndPos;
+ crCurFill = bSelect ? crWhite : crTextFill;
+ }
+ if (pSystemHandler && pSystemHandler->IsSelectionImplemented()) {
+ crCurFill = crTextFill;
+ crOldFill = crCurFill;
+ }
+ CPVT_Word word;
+ if (pIterator->GetWord(word)) {
+ if (bSelect) {
+ CPVT_Line line;
+ pIterator->GetLine(line);
+
+ if (pSystemHandler && pSystemHandler->IsSelectionImplemented()) {
+ CFX_FloatRect rc(word.ptWord.x, line.ptLine.y + line.fLineDescent,
+ word.ptWord.x + word.fWidth,
+ line.ptLine.y + line.fLineAscent);
+ rc.Intersect(rcClip);
+ pSystemHandler->OutputSelectedRect(pFFLData, rc);
+ } else {
+ CFX_PathData pathSelBK;
+ pathSelBK.AppendRect(
+ word.ptWord.x, line.ptLine.y + line.fLineDescent,
+ word.ptWord.x + word.fWidth, line.ptLine.y + line.fLineAscent);
+
+ pDevice->DrawPath(&pathSelBK, pUser2Device, nullptr, crSelBK, 0,
+ FXFILL_WINDING);
+ }
+ }
+
+ if (bContinuous) {
+ if (place.LineCmp(oldplace) != 0 || word.nFontIndex != nFontIndex ||
+ crOldFill != crCurFill) {
+ if (sTextBuf.tellp() > 0) {
+ DrawTextString(
+ pDevice, CFX_PointF(ptBT.x + ptOffset.x, ptBT.y + ptOffset.y),
+ pFontMap->GetPDFFont(nFontIndex), fFontSize, pUser2Device,
+ CFX_ByteString(sTextBuf), crOldFill, nHorzScale);
+
+ sTextBuf.str("");
+ }
+ nFontIndex = word.nFontIndex;
+ ptBT = word.ptWord;
+ crOldFill = crCurFill;
+ }
+
+ sTextBuf << pEdit->GetPDFWordString(word.nFontIndex, word.Word,
+ SubWord);
+ } else {
+ DrawTextString(
+ pDevice,
+ CFX_PointF(word.ptWord.x + ptOffset.x,
+ word.ptWord.y + ptOffset.y),
+ pFontMap->GetPDFFont(word.nFontIndex), fFontSize, pUser2Device,
+ pEdit->GetPDFWordString(word.nFontIndex, word.Word, SubWord),
+ crCurFill, nHorzScale);
+ }
+ oldplace = place;
+ }
+ }
+
+ if (sTextBuf.tellp() > 0) {
+ DrawTextString(pDevice,
+ CFX_PointF(ptBT.x + ptOffset.x, ptBT.y + ptOffset.y),
+ pFontMap->GetPDFFont(nFontIndex), fFontSize, pUser2Device,
+ CFX_ByteString(sTextBuf), crOldFill, nHorzScale);
+ }
+ }
+}
+
+CPWL_EditImpl::CPWL_EditImpl()
+ : m_pVT(new CPDF_VariableText),
+ m_pNotify(nullptr),
+ m_pOprNotify(nullptr),
+ m_wpCaret(-1, -1, -1),
+ m_wpOldCaret(-1, -1, -1),
+ m_SelState(),
+ m_bEnableScroll(false),
+ m_Undo(kEditUndoMaxItems),
+ m_nAlignment(0),
+ m_bNotifyFlag(false),
+ m_bEnableOverflow(false),
+ m_bEnableRefresh(true),
+ m_rcOldContent(0.0f, 0.0f, 0.0f, 0.0f),
+ m_bEnableUndo(true),
+ m_bOprNotify(false) {}
+
+CPWL_EditImpl::~CPWL_EditImpl() {}
+
+void CPWL_EditImpl::Initialize() {
+ m_pVT->Initialize();
+ SetCaret(m_pVT->GetBeginWordPlace());
+ SetCaretOrigin();
+}
+
+void CPWL_EditImpl::SetFontMap(IPVT_FontMap* pFontMap) {
+ m_pVTProvider = pdfium::MakeUnique<CPWL_EditImpl_Provider>(pFontMap);
+ m_pVT->SetProvider(m_pVTProvider.get());
+}
+
+void CPWL_EditImpl::SetNotify(CPWL_EditCtrl* pNotify) {
+ m_pNotify = pNotify;
+}
+
+void CPWL_EditImpl::SetOprNotify(CPWL_Edit* pOprNotify) {
+ m_pOprNotify = pOprNotify;
+}
+
+CPWL_EditImpl_Iterator* CPWL_EditImpl::GetIterator() {
+ if (!m_pIterator) {
+ m_pIterator =
+ pdfium::MakeUnique<CPWL_EditImpl_Iterator>(this, m_pVT->GetIterator());
+ }
+ return m_pIterator.get();
+}
+
+IPVT_FontMap* CPWL_EditImpl::GetFontMap() {
+ return m_pVTProvider ? m_pVTProvider->GetFontMap() : nullptr;
+}
+
+void CPWL_EditImpl::SetPlateRect(const CFX_FloatRect& rect) {
+ m_pVT->SetPlateRect(rect);
+ m_ptScrollPos = CFX_PointF(rect.left, rect.top);
+ Paint();
+}
+
+void CPWL_EditImpl::SetAlignmentH(int32_t nFormat, bool bPaint) {
+ m_pVT->SetAlignment(nFormat);
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetAlignmentV(int32_t nFormat, bool bPaint) {
+ m_nAlignment = nFormat;
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetPasswordChar(uint16_t wSubWord, bool bPaint) {
+ m_pVT->SetPasswordChar(wSubWord);
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetLimitChar(int32_t nLimitChar) {
+ m_pVT->SetLimitChar(nLimitChar);
+ Paint();
+}
+
+void CPWL_EditImpl::SetCharArray(int32_t nCharArray) {
+ m_pVT->SetCharArray(nCharArray);
+ Paint();
+}
+
+void CPWL_EditImpl::SetCharSpace(float fCharSpace) {
+ m_pVT->SetCharSpace(fCharSpace);
+ Paint();
+}
+
+void CPWL_EditImpl::SetMultiLine(bool bMultiLine, bool bPaint) {
+ m_pVT->SetMultiLine(bMultiLine);
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetAutoReturn(bool bAuto, bool bPaint) {
+ m_pVT->SetAutoReturn(bAuto);
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetAutoFontSize(bool bAuto, bool bPaint) {
+ m_pVT->SetAutoFontSize(bAuto);
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetFontSize(float fFontSize) {
+ m_pVT->SetFontSize(fFontSize);
+ Paint();
+}
+
+void CPWL_EditImpl::SetAutoScroll(bool bAuto, bool bPaint) {
+ m_bEnableScroll = bAuto;
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetTextOverflow(bool bAllowed, bool bPaint) {
+ m_bEnableOverflow = bAllowed;
+ if (bPaint)
+ Paint();
+}
+
+void CPWL_EditImpl::SetSelection(int32_t nStartChar, int32_t nEndChar) {
+ if (m_pVT->IsValid()) {
+ if (nStartChar == 0 && nEndChar < 0) {
+ SelectAll();
+ } else if (nStartChar < 0) {
+ SelectNone();
+ } else {
+ if (nStartChar < nEndChar) {
+ SetSelection(m_pVT->WordIndexToWordPlace(nStartChar),
+ m_pVT->WordIndexToWordPlace(nEndChar));
+ } else {
+ SetSelection(m_pVT->WordIndexToWordPlace(nEndChar),
+ m_pVT->WordIndexToWordPlace(nStartChar));
+ }
+ }
+ }
+}
+
+void CPWL_EditImpl::SetSelection(const CPVT_WordPlace& begin,
+ const CPVT_WordPlace& end) {
+ if (!m_pVT->IsValid())
+ return;
+
+ SelectNone();
+ m_SelState.Set(begin, end);
+ SetCaret(m_SelState.EndPos);
+ ScrollToCaret();
+ if (!m_SelState.IsEmpty())
+ Refresh();
+ SetCaretInfo();
+}
+
+void CPWL_EditImpl::GetSelection(int32_t& nStartChar, int32_t& nEndChar) const {
+ nStartChar = -1;
+ nEndChar = -1;
+ if (!m_pVT->IsValid())
+ return;
+
+ if (m_SelState.IsEmpty()) {
+ nStartChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
+ nEndChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
+ return;
+ }
+ if (m_SelState.BeginPos < m_SelState.EndPos) {
+ nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
+ nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
+ return;
+ }
+ nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
+ nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
+}
+
+int32_t CPWL_EditImpl::GetCaret() const {
+ if (m_pVT->IsValid())
+ return m_pVT->WordPlaceToWordIndex(m_wpCaret);
+
+ return -1;
+}
+
+CPVT_WordPlace CPWL_EditImpl::GetCaretWordPlace() const {
+ return m_wpCaret;
+}
+
+CFX_WideString CPWL_EditImpl::GetText() const {
+ CFX_WideString swRet;
+ if (!m_pVT->IsValid())
+ return swRet;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(0);
+
+ CPVT_Word wordinfo;
+ CPVT_WordPlace oldplace = pIterator->GetAt();
+ while (pIterator->NextWord()) {
+ CPVT_WordPlace place = pIterator->GetAt();
+ if (pIterator->GetWord(wordinfo))
+ swRet += wordinfo.Word;
+ if (oldplace.nSecIndex != place.nSecIndex)
+ swRet += L"\r\n";
+ oldplace = place;
+ }
+ return swRet;
+}
+
+CFX_WideString CPWL_EditImpl::GetRangeText(const CPVT_WordRange& range) const {
+ CFX_WideString swRet;
+ if (!m_pVT->IsValid())
+ return swRet;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ CPVT_WordRange wrTemp = range;
+ m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+ m_pVT->UpdateWordPlace(wrTemp.EndPos);
+ pIterator->SetAt(wrTemp.BeginPos);
+
+ CPVT_Word wordinfo;
+ CPVT_WordPlace oldplace = wrTemp.BeginPos;
+ while (pIterator->NextWord()) {
+ CPVT_WordPlace place = pIterator->GetAt();
+ if (place > wrTemp.EndPos)
+ break;
+ if (pIterator->GetWord(wordinfo))
+ swRet += wordinfo.Word;
+ if (oldplace.nSecIndex != place.nSecIndex)
+ swRet += L"\r\n";
+ oldplace = place;
+ }
+ return swRet;
+}
+
+CFX_WideString CPWL_EditImpl::GetSelectedText() const {
+ return GetRangeText(m_SelState.ConvertToWordRange());
+}
+
+int32_t CPWL_EditImpl::GetTotalLines() const {
+ int32_t nLines = 1;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(0);
+ while (pIterator->NextLine())
+ ++nLines;
+
+ return nLines;
+}
+
+CPVT_WordRange CPWL_EditImpl::GetSelectWordRange() const {
+ return m_SelState.ConvertToWordRange();
+}
+
+void CPWL_EditImpl::SetText(const CFX_WideString& sText) {
+ Empty();
+ DoInsertText(CPVT_WordPlace(0, 0, -1), sText, FX_CHARSET_Default);
+ Paint();
+}
+
+bool CPWL_EditImpl::InsertWord(uint16_t word, int32_t charset) {
+ return InsertWord(word, charset, nullptr, true, true);
+}
+
+bool CPWL_EditImpl::InsertReturn() {
+ return InsertReturn(nullptr, nullptr, true, true);
+}
+
+bool CPWL_EditImpl::Backspace() {
+ return Backspace(true, true);
+}
+
+bool CPWL_EditImpl::Delete() {
+ return Delete(true, true);
+}
+
+bool CPWL_EditImpl::ClearSelection() {
+ return Clear(true, true);
+}
+
+bool CPWL_EditImpl::InsertText(const CFX_WideString& sText, int32_t charset) {
+ return InsertText(sText, charset, true, true);
+}
+
+float CPWL_EditImpl::GetFontSize() const {
+ return m_pVT->GetFontSize();
+}
+
+uint16_t CPWL_EditImpl::GetPasswordChar() const {
+ return m_pVT->GetPasswordChar();
+}
+
+int32_t CPWL_EditImpl::GetCharArray() const {
+ return m_pVT->GetCharArray();
+}
+
+CFX_FloatRect CPWL_EditImpl::GetContentRect() const {
+ return VTToEdit(m_pVT->GetContentRect());
+}
+
+int32_t CPWL_EditImpl::GetHorzScale() const {
+ return m_pVT->GetHorzScale();
+}
+
+float CPWL_EditImpl::GetCharSpace() const {
+ return m_pVT->GetCharSpace();
+}
+
+CPVT_WordRange CPWL_EditImpl::GetWholeWordRange() const {
+ if (m_pVT->IsValid())
+ return CPVT_WordRange(m_pVT->GetBeginWordPlace(), m_pVT->GetEndWordPlace());
+
+ return CPVT_WordRange();
+}
+
+CPVT_WordRange CPWL_EditImpl::GetVisibleWordRange() const {
+ if (m_bEnableOverflow)
+ return GetWholeWordRange();
+
+ if (m_pVT->IsValid()) {
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+
+ CPVT_WordPlace place1 =
+ m_pVT->SearchWordPlace(EditToVT(CFX_PointF(rcPlate.left, rcPlate.top)));
+ CPVT_WordPlace place2 = m_pVT->SearchWordPlace(
+ EditToVT(CFX_PointF(rcPlate.right, rcPlate.bottom)));
+
+ return CPVT_WordRange(place1, place2);
+ }
+
+ return CPVT_WordRange();
+}
+
+CPVT_WordPlace CPWL_EditImpl::SearchWordPlace(const CFX_PointF& point) const {
+ if (m_pVT->IsValid()) {
+ return m_pVT->SearchWordPlace(EditToVT(point));
+ }
+
+ return CPVT_WordPlace();
+}
+
+void CPWL_EditImpl::Paint() {
+ if (m_pVT->IsValid()) {
+ RearrangeAll();
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+}
+
+void CPWL_EditImpl::RearrangeAll() {
+ if (m_pVT->IsValid()) {
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ m_pVT->RearrangeAll();
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetScrollInfo();
+ SetContentChanged();
+ }
+}
+
+void CPWL_EditImpl::RearrangePart(const CPVT_WordRange& range) {
+ if (m_pVT->IsValid()) {
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ m_pVT->RearrangePart(range);
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetScrollInfo();
+ SetContentChanged();
+ }
+}
+
+void CPWL_EditImpl::SetContentChanged() {
+ if (m_pNotify) {
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+ if (rcContent.Width() != m_rcOldContent.Width() ||
+ rcContent.Height() != m_rcOldContent.Height()) {
+ m_rcOldContent = rcContent;
+ }
+ }
+}
+
+void CPWL_EditImpl::SelectAll() {
+ if (!m_pVT->IsValid())
+ return;
+ m_SelState = CPWL_EditImpl_Select(GetWholeWordRange());
+ SetCaret(m_SelState.EndPos);
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+}
+
+void CPWL_EditImpl::SelectNone() {
+ if (!m_pVT->IsValid() || m_SelState.IsEmpty())
+ return;
+
+ m_SelState.Reset();
+ Refresh();
+}
+
+bool CPWL_EditImpl::IsSelected() const {
+ return !m_SelState.IsEmpty();
+}
+
+CFX_PointF CPWL_EditImpl::VTToEdit(const CFX_PointF& point) const {
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+
+ float fPadding = 0.0f;
+
+ switch (m_nAlignment) {
+ case 0:
+ fPadding = 0.0f;
+ break;
+ case 1:
+ fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
+ break;
+ case 2:
+ fPadding = rcPlate.Height() - rcContent.Height();
+ break;
+ }
+
+ return CFX_PointF(point.x - (m_ptScrollPos.x - rcPlate.left),
+ point.y - (m_ptScrollPos.y + fPadding - rcPlate.top));
+}
+
+CFX_PointF CPWL_EditImpl::EditToVT(const CFX_PointF& point) const {
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+
+ float fPadding = 0.0f;
+
+ switch (m_nAlignment) {
+ case 0:
+ fPadding = 0.0f;
+ break;
+ case 1:
+ fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
+ break;
+ case 2:
+ fPadding = rcPlate.Height() - rcContent.Height();
+ break;
+ }
+
+ return CFX_PointF(point.x + (m_ptScrollPos.x - rcPlate.left),
+ point.y + (m_ptScrollPos.y + fPadding - rcPlate.top));
+}
+
+CFX_FloatRect CPWL_EditImpl::VTToEdit(const CFX_FloatRect& rect) const {
+ CFX_PointF ptLeftBottom = VTToEdit(CFX_PointF(rect.left, rect.bottom));
+ CFX_PointF ptRightTop = VTToEdit(CFX_PointF(rect.right, rect.top));
+
+ return CFX_FloatRect(ptLeftBottom.x, ptLeftBottom.y, ptRightTop.x,
+ ptRightTop.y);
+}
+
+void CPWL_EditImpl::SetScrollInfo() {
+ if (!m_pNotify)
+ return;
+
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+ if (m_bNotifyFlag)
+ return;
+
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+
+ PWL_SCROLL_INFO Info;
+ Info.fPlateWidth = rcPlate.top - rcPlate.bottom;
+ Info.fContentMin = rcContent.bottom;
+ Info.fContentMax = rcContent.top;
+ Info.fSmallStep = rcPlate.Height() / 3;
+ Info.fBigStep = rcPlate.Height();
+ m_pNotify->SetScrollInfo(Info);
+}
+
+void CPWL_EditImpl::SetScrollPosX(float fx) {
+ if (!m_bEnableScroll)
+ return;
+
+ if (m_pVT->IsValid()) {
+ if (!IsFloatEqual(m_ptScrollPos.x, fx)) {
+ m_ptScrollPos.x = fx;
+ Refresh();
+ }
+ }
+}
+
+void CPWL_EditImpl::SetScrollPosY(float fy) {
+ if (!m_bEnableScroll)
+ return;
+
+ if (m_pVT->IsValid()) {
+ if (!IsFloatEqual(m_ptScrollPos.y, fy)) {
+ m_ptScrollPos.y = fy;
+ Refresh();
+
+ if (m_pNotify) {
+ if (!m_bNotifyFlag) {
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+ m_pNotify->SetScrollPosition(fy);
+ }
+ }
+ }
+ }
+}
+
+void CPWL_EditImpl::SetScrollPos(const CFX_PointF& point) {
+ SetScrollPosX(point.x);
+ SetScrollPosY(point.y);
+ SetScrollLimit();
+ SetCaretInfo();
+}
+
+CFX_PointF CPWL_EditImpl::GetScrollPos() const {
+ return m_ptScrollPos;
+}
+
+void CPWL_EditImpl::SetScrollLimit() {
+ if (m_pVT->IsValid()) {
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+
+ if (rcPlate.Width() > rcContent.Width()) {
+ SetScrollPosX(rcPlate.left);
+ } else {
+ if (IsFloatSmaller(m_ptScrollPos.x, rcContent.left)) {
+ SetScrollPosX(rcContent.left);
+ } else if (IsFloatBigger(m_ptScrollPos.x,
+ rcContent.right - rcPlate.Width())) {
+ SetScrollPosX(rcContent.right - rcPlate.Width());
+ }
+ }
+
+ if (rcPlate.Height() > rcContent.Height()) {
+ SetScrollPosY(rcPlate.top);
+ } else {
+ if (IsFloatSmaller(m_ptScrollPos.y,
+ rcContent.bottom + rcPlate.Height())) {
+ SetScrollPosY(rcContent.bottom + rcPlate.Height());
+ } else if (IsFloatBigger(m_ptScrollPos.y, rcContent.top)) {
+ SetScrollPosY(rcContent.top);
+ }
+ }
+ }
+}
+
+void CPWL_EditImpl::ScrollToCaret() {
+ SetScrollLimit();
+
+ if (!m_pVT->IsValid())
+ return;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(m_wpCaret);
+
+ CFX_PointF ptHead;
+ CFX_PointF ptFoot;
+ CPVT_Word word;
+ CPVT_Line line;
+ if (pIterator->GetWord(word)) {
+ ptHead.x = word.ptWord.x + word.fWidth;
+ ptHead.y = word.ptWord.y + word.fAscent;
+ ptFoot.x = word.ptWord.x + word.fWidth;
+ ptFoot.y = word.ptWord.y + word.fDescent;
+ } else if (pIterator->GetLine(line)) {
+ ptHead.x = line.ptLine.x;
+ ptHead.y = line.ptLine.y + line.fLineAscent;
+ ptFoot.x = line.ptLine.x;
+ ptFoot.y = line.ptLine.y + line.fLineDescent;
+ }
+
+ CFX_PointF ptHeadEdit = VTToEdit(ptHead);
+ CFX_PointF ptFootEdit = VTToEdit(ptFoot);
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+ if (!IsFloatEqual(rcPlate.left, rcPlate.right)) {
+ if (IsFloatSmaller(ptHeadEdit.x, rcPlate.left) ||
+ IsFloatEqual(ptHeadEdit.x, rcPlate.left)) {
+ SetScrollPosX(ptHead.x);
+ } else if (IsFloatBigger(ptHeadEdit.x, rcPlate.right)) {
+ SetScrollPosX(ptHead.x - rcPlate.Width());
+ }
+ }
+
+ if (!IsFloatEqual(rcPlate.top, rcPlate.bottom)) {
+ if (IsFloatSmaller(ptFootEdit.y, rcPlate.bottom) ||
+ IsFloatEqual(ptFootEdit.y, rcPlate.bottom)) {
+ if (IsFloatSmaller(ptHeadEdit.y, rcPlate.top)) {
+ SetScrollPosY(ptFoot.y + rcPlate.Height());
+ }
+ } else if (IsFloatBigger(ptHeadEdit.y, rcPlate.top)) {
+ if (IsFloatBigger(ptFootEdit.y, rcPlate.bottom)) {
+ SetScrollPosY(ptHead.y);
+ }
+ }
+ }
+}
+
+void CPWL_EditImpl::Refresh() {
+ if (m_bEnableRefresh && m_pVT->IsValid()) {
+ m_Refresh.BeginRefresh();
+ RefreshPushLineRects(GetVisibleWordRange());
+
+ m_Refresh.NoAnalyse();
+ m_ptRefreshScrollPos = m_ptScrollPos;
+
+ if (m_pNotify) {
+ if (!m_bNotifyFlag) {
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+ if (const CPWL_EditImpl_RectArray* pRects =
+ m_Refresh.GetRefreshRects()) {
+ for (int32_t i = 0, sz = pRects->GetSize(); i < sz; i++)
+ m_pNotify->InvalidateRect(pRects->GetAt(i));
+ }
+ }
+ }
+
+ m_Refresh.EndRefresh();
+ }
+}
+
+void CPWL_EditImpl::RefreshPushLineRects(const CPVT_WordRange& wr) {
+ if (!m_pVT->IsValid())
+ return;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ CPVT_WordPlace wpBegin = wr.BeginPos;
+ m_pVT->UpdateWordPlace(wpBegin);
+ CPVT_WordPlace wpEnd = wr.EndPos;
+ m_pVT->UpdateWordPlace(wpEnd);
+ pIterator->SetAt(wpBegin);
+
+ CPVT_Line lineinfo;
+ do {
+ if (!pIterator->GetLine(lineinfo))
+ break;
+ if (lineinfo.lineplace.LineCmp(wpEnd) > 0)
+ break;
+
+ CFX_FloatRect rcLine(lineinfo.ptLine.x,
+ lineinfo.ptLine.y + lineinfo.fLineDescent,
+ lineinfo.ptLine.x + lineinfo.fLineWidth,
+ lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+ m_Refresh.Push(CPVT_WordRange(lineinfo.lineplace, lineinfo.lineEnd),
+ VTToEdit(rcLine));
+ } while (pIterator->NextLine());
+}
+
+void CPWL_EditImpl::RefreshWordRange(const CPVT_WordRange& wr) {
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ CPVT_WordRange wrTemp = wr;
+
+ m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+ m_pVT->UpdateWordPlace(wrTemp.EndPos);
+ pIterator->SetAt(wrTemp.BeginPos);
+
+ CPVT_Word wordinfo;
+ CPVT_Line lineinfo;
+ CPVT_WordPlace place;
+
+ while (pIterator->NextWord()) {
+ place = pIterator->GetAt();
+ if (place > wrTemp.EndPos)
+ break;
+
+ pIterator->GetWord(wordinfo);
+ pIterator->GetLine(lineinfo);
+ if (place.LineCmp(wrTemp.BeginPos) == 0 ||
+ place.LineCmp(wrTemp.EndPos) == 0) {
+ CFX_FloatRect rcWord(wordinfo.ptWord.x,
+ lineinfo.ptLine.y + lineinfo.fLineDescent,
+ wordinfo.ptWord.x + wordinfo.fWidth,
+ lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+ if (m_pNotify) {
+ if (!m_bNotifyFlag) {
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+ CFX_FloatRect rcRefresh = VTToEdit(rcWord);
+ m_pNotify->InvalidateRect(&rcRefresh);
+ }
+ }
+ } else {
+ CFX_FloatRect rcLine(lineinfo.ptLine.x,
+ lineinfo.ptLine.y + lineinfo.fLineDescent,
+ lineinfo.ptLine.x + lineinfo.fLineWidth,
+ lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+ if (m_pNotify) {
+ if (!m_bNotifyFlag) {
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+ CFX_FloatRect rcRefresh = VTToEdit(rcLine);
+ m_pNotify->InvalidateRect(&rcRefresh);
+ }
+ }
+
+ pIterator->NextLine();
+ }
+ }
+}
+
+void CPWL_EditImpl::SetCaret(const CPVT_WordPlace& place) {
+ m_wpOldCaret = m_wpCaret;
+ m_wpCaret = place;
+}
+
+void CPWL_EditImpl::SetCaretInfo() {
+ if (m_pNotify) {
+ if (!m_bNotifyFlag) {
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(m_wpCaret);
+
+ CFX_PointF ptHead;
+ CFX_PointF ptFoot;
+ CPVT_Word word;
+ CPVT_Line line;
+ if (pIterator->GetWord(word)) {
+ ptHead.x = word.ptWord.x + word.fWidth;
+ ptHead.y = word.ptWord.y + word.fAscent;
+ ptFoot.x = word.ptWord.x + word.fWidth;
+ ptFoot.y = word.ptWord.y + word.fDescent;
+ } else if (pIterator->GetLine(line)) {
+ ptHead.x = line.ptLine.x;
+ ptHead.y = line.ptLine.y + line.fLineAscent;
+ ptFoot.x = line.ptLine.x;
+ ptFoot.y = line.ptLine.y + line.fLineDescent;
+ }
+
+ CFX_AutoRestorer<bool> restorer(&m_bNotifyFlag);
+ m_bNotifyFlag = true;
+ m_pNotify->SetCaret(m_SelState.IsEmpty(), VTToEdit(ptHead),
+ VTToEdit(ptFoot));
+ }
+ }
+}
+
+void CPWL_EditImpl::OnMouseDown(const CFX_PointF& point,
+ bool bShift,
+ bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ SelectNone();
+ SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ ScrollToCaret();
+ SetCaretOrigin();
+ SetCaretInfo();
+}
+
+void CPWL_EditImpl::OnMouseMove(const CFX_PointF& point,
+ bool bShift,
+ bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
+ if (m_wpCaret == m_wpOldCaret)
+ return;
+
+ m_SelState.SetEndPos(m_wpCaret);
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+}
+
+void CPWL_EditImpl::OnVK_UP(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ SetCaret(m_pVT->GetUpWordPlace(m_wpCaret, m_ptCaret));
+ if (bShift) {
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ if (m_wpOldCaret != m_wpCaret) {
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ }
+ } else {
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ }
+}
+
+void CPWL_EditImpl::OnVK_DOWN(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ SetCaret(m_pVT->GetDownWordPlace(m_wpCaret, m_ptCaret));
+ if (bShift) {
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ if (m_wpOldCaret != m_wpCaret) {
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ }
+ } else {
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ }
+}
+
+void CPWL_EditImpl::OnVK_LEFT(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ if (bShift) {
+ if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
+ m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret)) {
+ SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+ }
+ SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ if (m_wpOldCaret != m_wpCaret) {
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ }
+ } else {
+ if (!m_SelState.IsEmpty()) {
+ if (m_SelState.BeginPos < m_SelState.EndPos)
+ SetCaret(m_SelState.BeginPos);
+ else
+ SetCaret(m_SelState.EndPos);
+
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ } else {
+ if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
+ m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret)) {
+ SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+ }
+ SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+ ScrollToCaret();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ }
+}
+
+void CPWL_EditImpl::OnVK_RIGHT(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ if (bShift) {
+ SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+ if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
+ m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret))
+ SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ if (m_wpOldCaret != m_wpCaret) {
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ }
+ } else {
+ if (!m_SelState.IsEmpty()) {
+ if (m_SelState.BeginPos > m_SelState.EndPos)
+ SetCaret(m_SelState.BeginPos);
+ else
+ SetCaret(m_SelState.EndPos);
+
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ } else {
+ SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+ if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
+ m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret)) {
+ SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+ }
+ ScrollToCaret();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ }
+}
+
+void CPWL_EditImpl::OnVK_HOME(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ if (bShift) {
+ if (bCtrl)
+ SetCaret(m_pVT->GetBeginWordPlace());
+ else
+ SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
+
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ } else {
+ if (!m_SelState.IsEmpty()) {
+ SetCaret(std::min(m_SelState.BeginPos, m_SelState.EndPos));
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ } else {
+ if (bCtrl)
+ SetCaret(m_pVT->GetBeginWordPlace());
+ else
+ SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
+
+ ScrollToCaret();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ }
+}
+
+void CPWL_EditImpl::OnVK_END(bool bShift, bool bCtrl) {
+ if (!m_pVT->IsValid())
+ return;
+
+ if (bShift) {
+ if (bCtrl)
+ SetCaret(m_pVT->GetEndWordPlace());
+ else
+ SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
+
+ if (m_SelState.IsEmpty())
+ m_SelState.Set(m_wpOldCaret, m_wpCaret);
+ else
+ m_SelState.SetEndPos(m_wpCaret);
+
+ ScrollToCaret();
+ Refresh();
+ SetCaretInfo();
+ } else {
+ if (!m_SelState.IsEmpty()) {
+ SetCaret(std::max(m_SelState.BeginPos, m_SelState.EndPos));
+ SelectNone();
+ ScrollToCaret();
+ SetCaretInfo();
+ } else {
+ if (bCtrl)
+ SetCaret(m_pVT->GetEndWordPlace());
+ else
+ SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
+
+ ScrollToCaret();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ }
+}
+
+bool CPWL_EditImpl::InsertWord(uint16_t word,
+ int32_t charset,
+ const CPVT_WordProps* pWordProps,
+ bool bAddUndo,
+ bool bPaint) {
+ if (IsTextOverflow() || !m_pVT->IsValid())
+ return false;
+
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetCaret(m_pVT->InsertWord(m_wpCaret, word,
+ GetCharSetFromUnicode(word, charset), pWordProps));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (m_wpCaret == m_wpOldCaret)
+ return false;
+
+ if (bAddUndo && m_bEnableUndo) {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_InsertWord>(
+ this, m_wpOldCaret, m_wpCaret, word, charset, pWordProps));
+ }
+ if (bPaint)
+ PaintInsertText(m_wpOldCaret, m_wpCaret);
+
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnInsertWord(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+bool CPWL_EditImpl::InsertReturn(const CPVT_SecProps* pSecProps,
+ const CPVT_WordProps* pWordProps,
+ bool bAddUndo,
+ bool bPaint) {
+ if (IsTextOverflow() || !m_pVT->IsValid())
+ return false;
+
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetCaret(m_pVT->InsertSection(m_wpCaret, pSecProps, pWordProps));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (m_wpCaret == m_wpOldCaret)
+ return false;
+
+ if (bAddUndo && m_bEnableUndo) {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_InsertReturn>(
+ this, m_wpOldCaret, m_wpCaret, pSecProps, pWordProps));
+ }
+ if (bPaint) {
+ RearrangePart(CPVT_WordRange(m_wpOldCaret, m_wpCaret));
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnInsertReturn(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+bool CPWL_EditImpl::Backspace(bool bAddUndo, bool bPaint) {
+ if (!m_pVT->IsValid() || m_wpCaret == m_pVT->GetBeginWordPlace())
+ return false;
+
+ CPVT_Section section;
+ CPVT_Word word;
+ if (bAddUndo) {
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(m_wpCaret);
+ pIterator->GetSection(section);
+ pIterator->GetWord(word);
+ }
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetCaret(m_pVT->BackSpaceWord(m_wpCaret));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (m_wpCaret == m_wpOldCaret)
+ return false;
+
+ if (bAddUndo && m_bEnableUndo) {
+ if (m_wpCaret.nSecIndex != m_wpOldCaret.nSecIndex) {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_Backspace>(
+ this, m_wpOldCaret, m_wpCaret, word.Word, word.nCharset,
+ section.SecProps, section.WordProps));
+ } else {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_Backspace>(
+ this, m_wpOldCaret, m_wpCaret, word.Word, word.nCharset,
+ section.SecProps, word.WordProps));
+ }
+ }
+ if (bPaint) {
+ RearrangePart(CPVT_WordRange(m_wpCaret, m_wpOldCaret));
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnBackSpace(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+bool CPWL_EditImpl::Delete(bool bAddUndo, bool bPaint) {
+ if (!m_pVT->IsValid() || m_wpCaret == m_pVT->GetEndWordPlace())
+ return false;
+
+ CPVT_Section section;
+ CPVT_Word word;
+ if (bAddUndo) {
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(m_pVT->GetNextWordPlace(m_wpCaret));
+ pIterator->GetSection(section);
+ pIterator->GetWord(word);
+ }
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ bool bSecEnd = (m_wpCaret == m_pVT->GetSectionEndPlace(m_wpCaret));
+ SetCaret(m_pVT->DeleteWord(m_wpCaret));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (bAddUndo && m_bEnableUndo) {
+ if (bSecEnd) {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_Delete>(
+ this, m_wpOldCaret, m_wpCaret, word.Word, word.nCharset,
+ section.SecProps, section.WordProps, bSecEnd));
+ } else {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_Delete>(
+ this, m_wpOldCaret, m_wpCaret, word.Word, word.nCharset,
+ section.SecProps, word.WordProps, bSecEnd));
+ }
+ }
+ if (bPaint) {
+ RearrangePart(CPVT_WordRange(m_wpOldCaret, m_wpCaret));
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnDelete(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+bool CPWL_EditImpl::Empty() {
+ if (m_pVT->IsValid()) {
+ m_pVT->DeleteWords(GetWholeWordRange());
+ SetCaret(m_pVT->GetBeginWordPlace());
+
+ return true;
+ }
+
+ return false;
+}
+
+bool CPWL_EditImpl::Clear(bool bAddUndo, bool bPaint) {
+ if (!m_pVT->IsValid() || m_SelState.IsEmpty())
+ return false;
+
+ CPVT_WordRange range = m_SelState.ConvertToWordRange();
+ if (bAddUndo && m_bEnableUndo) {
+ AddEditUndoItem(
+ pdfium::MakeUnique<CFXEU_Clear>(this, range, GetSelectedText()));
+ }
+
+ SelectNone();
+ SetCaret(m_pVT->DeleteWords(range));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (bPaint) {
+ RearrangePart(range);
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnClear(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+bool CPWL_EditImpl::InsertText(const CFX_WideString& sText,
+ int32_t charset,
+ bool bAddUndo,
+ bool bPaint) {
+ if (IsTextOverflow())
+ return false;
+
+ m_pVT->UpdateWordPlace(m_wpCaret);
+ SetCaret(DoInsertText(m_wpCaret, sText, charset));
+ m_SelState.Set(m_wpCaret, m_wpCaret);
+ if (m_wpCaret == m_wpOldCaret)
+ return false;
+
+ if (bAddUndo && m_bEnableUndo) {
+ AddEditUndoItem(pdfium::MakeUnique<CFXEU_InsertText>(
+ this, m_wpOldCaret, m_wpCaret, sText, charset));
+ }
+ if (bPaint)
+ PaintInsertText(m_wpOldCaret, m_wpCaret);
+
+ if (m_bOprNotify && m_pOprNotify)
+ m_pOprNotify->OnInsertText(m_wpCaret, m_wpOldCaret);
+
+ return true;
+}
+
+void CPWL_EditImpl::PaintInsertText(const CPVT_WordPlace& wpOld,
+ const CPVT_WordPlace& wpNew) {
+ if (m_pVT->IsValid()) {
+ RearrangePart(CPVT_WordRange(wpOld, wpNew));
+ ScrollToCaret();
+ Refresh();
+ SetCaretOrigin();
+ SetCaretInfo();
+ }
+}
+
+bool CPWL_EditImpl::Redo() {
+ if (m_bEnableUndo) {
+ if (m_Undo.CanRedo()) {
+ m_Undo.Redo();
+ return true;
+ }
+ }
+
+ return false;
+}
+
+bool CPWL_EditImpl::Undo() {
+ if (m_bEnableUndo) {
+ if (m_Undo.CanUndo()) {
+ m_Undo.Undo();
+ return true;
+ }
+ }
+
+ return false;
+}
+
+void CPWL_EditImpl::SetCaretOrigin() {
+ if (!m_pVT->IsValid())
+ return;
+
+ CPDF_VariableText::Iterator* pIterator = m_pVT->GetIterator();
+ pIterator->SetAt(m_wpCaret);
+ CPVT_Word word;
+ CPVT_Line line;
+ if (pIterator->GetWord(word)) {
+ m_ptCaret.x = word.ptWord.x + word.fWidth;
+ m_ptCaret.y = word.ptWord.y;
+ } else if (pIterator->GetLine(line)) {
+ m_ptCaret.x = line.ptLine.x;
+ m_ptCaret.y = line.ptLine.y;
+ }
+}
+
+CPVT_WordPlace CPWL_EditImpl::WordIndexToWordPlace(int32_t index) const {
+ if (m_pVT->IsValid())
+ return m_pVT->WordIndexToWordPlace(index);
+
+ return CPVT_WordPlace();
+}
+
+bool CPWL_EditImpl::IsTextFull() const {
+ int32_t nTotalWords = m_pVT->GetTotalWords();
+ int32_t nLimitChar = m_pVT->GetLimitChar();
+ int32_t nCharArray = m_pVT->GetCharArray();
+
+ return IsTextOverflow() || (nLimitChar > 0 && nTotalWords >= nLimitChar) ||
+ (nCharArray > 0 && nTotalWords >= nCharArray);
+}
+
+bool CPWL_EditImpl::IsTextOverflow() const {
+ if (!m_bEnableScroll && !m_bEnableOverflow) {
+ CFX_FloatRect rcPlate = m_pVT->GetPlateRect();
+ CFX_FloatRect rcContent = m_pVT->GetContentRect();
+
+ if (m_pVT->IsMultiLine() && GetTotalLines() > 1 &&
+ IsFloatBigger(rcContent.Height(), rcPlate.Height())) {
+ return true;
+ }
+
+ if (IsFloatBigger(rcContent.Width(), rcPlate.Width()))
+ return true;
+ }
+
+ return false;
+}
+
+bool CPWL_EditImpl::CanUndo() const {
+ if (m_bEnableUndo) {
+ return m_Undo.CanUndo();
+ }
+
+ return false;
+}
+
+bool CPWL_EditImpl::CanRedo() const {
+ if (m_bEnableUndo) {
+ return m_Undo.CanRedo();
+ }
+
+ return false;
+}
+
+void CPWL_EditImpl::EnableRefresh(bool bRefresh) {
+ m_bEnableRefresh = bRefresh;
+}
+
+void CPWL_EditImpl::EnableUndo(bool bUndo) {
+ m_bEnableUndo = bUndo;
+}
+
+void CPWL_EditImpl::EnableOprNotify(bool bNotify) {
+ m_bOprNotify = bNotify;
+}
+
+CPVT_WordPlace CPWL_EditImpl::DoInsertText(const CPVT_WordPlace& place,
+ const CFX_WideString& sText,
+ int32_t charset) {
+ CPVT_WordPlace wp = place;
+
+ if (m_pVT->IsValid()) {
+ for (int32_t i = 0, sz = sText.GetLength(); i < sz; i++) {
+ uint16_t word = sText[i];
+ switch (word) {
+ case 0x0D:
+ wp = m_pVT->InsertSection(wp, nullptr, nullptr);
+ if (sText[i + 1] == 0x0A)
+ i++;
+ break;
+ case 0x0A:
+ wp = m_pVT->InsertSection(wp, nullptr, nullptr);
+ if (sText[i + 1] == 0x0D)
+ i++;
+ break;
+ case 0x09:
+ word = 0x20;
+ default:
+ wp = m_pVT->InsertWord(wp, word, GetCharSetFromUnicode(word, charset),
+ nullptr);
+ break;
+ }
+ }
+ }
+
+ return wp;
+}
+
+int32_t CPWL_EditImpl::GetCharSetFromUnicode(uint16_t word,
+ int32_t nOldCharset) {
+ if (IPVT_FontMap* pFontMap = GetFontMap())
+ return pFontMap->CharSetFromUnicode(word, nOldCharset);
+ return nOldCharset;
+}
+
+void CPWL_EditImpl::AddEditUndoItem(
+ std::unique_ptr<CPWL_EditImpl_UndoItem> pEditUndoItem) {
+ m_Undo.AddItem(std::move(pEditUndoItem));
+}
+
+CFX_ByteString CPWL_EditImpl::GetPDFWordString(int32_t nFontIndex,
+ uint16_t Word,
+ uint16_t SubWord) {
+ IPVT_FontMap* pFontMap = GetFontMap();
+ CPDF_Font* pPDFFont = pFontMap->GetPDFFont(nFontIndex);
+ if (!pPDFFont)
+ return CFX_ByteString();
+
+ CFX_ByteString sWord;
+ if (SubWord > 0) {
+ Word = SubWord;
+ } else {
+ uint32_t dwCharCode = pPDFFont->IsUnicodeCompatible()
+ ? pPDFFont->CharCodeFromUnicode(Word)
+ : pFontMap->CharCodeFromUnicode(nFontIndex, Word);
+ if (dwCharCode > 0) {
+ pPDFFont->AppendChar(&sWord, dwCharCode);
+ return sWord;
+ }
+ }
+ pPDFFont->AppendChar(&sWord, Word);
+ return sWord;
+}
+
+CPWL_EditImpl_LineRectArray::CPWL_EditImpl_LineRectArray() {}
+
+CPWL_EditImpl_LineRectArray::~CPWL_EditImpl_LineRectArray() {}
+
+void CPWL_EditImpl_LineRectArray::operator=(
+ CPWL_EditImpl_LineRectArray&& that) {
+ m_LineRects = std::move(that.m_LineRects);
+}
+
+void CPWL_EditImpl_LineRectArray::Add(const CPVT_WordRange& wrLine,
+ const CFX_FloatRect& rcLine) {
+ m_LineRects.push_back(
+ pdfium::MakeUnique<CPWL_EditImpl_LineRect>(wrLine, rcLine));
+}
+
+int32_t CPWL_EditImpl_LineRectArray::GetSize() const {
+ return pdfium::CollectionSize<int32_t>(m_LineRects);
+}
+
+CPWL_EditImpl_LineRect* CPWL_EditImpl_LineRectArray::GetAt(
+ int32_t nIndex) const {
+ if (nIndex < 0 || nIndex >= GetSize())
+ return nullptr;
+
+ return m_LineRects[nIndex].get();
+}
+
+CPWL_EditImpl_Select::CPWL_EditImpl_Select() {}
+
+CPWL_EditImpl_Select::CPWL_EditImpl_Select(const CPVT_WordRange& range) {
+ Set(range.BeginPos, range.EndPos);
+}
+
+CPVT_WordRange CPWL_EditImpl_Select::ConvertToWordRange() const {
+ return CPVT_WordRange(BeginPos, EndPos);
+}
+
+void CPWL_EditImpl_Select::Reset() {
+ BeginPos.Reset();
+ EndPos.Reset();
+}
+
+void CPWL_EditImpl_Select::Set(const CPVT_WordPlace& begin,
+ const CPVT_WordPlace& end) {
+ BeginPos = begin;
+ EndPos = end;
+}
+
+void CPWL_EditImpl_Select::SetEndPos(const CPVT_WordPlace& end) {
+ EndPos = end;
+}
+
+bool CPWL_EditImpl_Select::IsEmpty() const {
+ return BeginPos == EndPos;
+}
+
+CPWL_EditImpl_RectArray::CPWL_EditImpl_RectArray() {}
+
+CPWL_EditImpl_RectArray::~CPWL_EditImpl_RectArray() {}
+
+void CPWL_EditImpl_RectArray::Clear() {
+ m_Rects.clear();
+}
+
+void CPWL_EditImpl_RectArray::Add(const CFX_FloatRect& rect) {
+ // check for overlapped area
+ for (const auto& pRect : m_Rects) {
+ if (pRect && pRect->Contains(rect))
+ return;
+ }
+ m_Rects.push_back(pdfium::MakeUnique<CFX_FloatRect>(rect));
+}
+
+int32_t CPWL_EditImpl_RectArray::GetSize() const {
+ return pdfium::CollectionSize<int32_t>(m_Rects);
+}
+
+CFX_FloatRect* CPWL_EditImpl_RectArray::GetAt(int32_t nIndex) const {
+ if (nIndex < 0 || nIndex >= GetSize())
+ return nullptr;
+
+ return m_Rects[nIndex].get();
+}