// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "core/fpdfdoc/include/cpdf_variabletext.h"
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#include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
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#include "core/fpdfdoc/cpvt_wordinfo.h"
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#include "core/fpdfdoc/csection.h"
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#include "core/fpdfdoc/include/cpvt_section.h"
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#include "core/fpdfdoc/include/cpvt_word.h"
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#include "core/fpdfdoc/include/ipvt_fontmap.h"
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namespace {
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const float kFontScale = 0.001f;
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const uint8_t kReturnLength = 1;
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const float kScalePercent = 0.01f;
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const uint8_t gFontSizeSteps[] = {4, 6, 8, 9, 10, 12, 14, 18, 20,
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25, 30, 35, 40, 45, 50, 55, 60, 70,
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80, 90, 100, 110, 120, 130, 144};
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} // namespace
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CPDF_VariableText::Provider::Provider(IPVT_FontMap* pFontMap)
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: m_pFontMap(pFontMap) {
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ASSERT(m_pFontMap);
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}
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CPDF_VariableText::Provider::~Provider() {}
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int32_t CPDF_VariableText::Provider::GetCharWidth(int32_t nFontIndex,
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uint16_t word,
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int32_t nWordStyle) {
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if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex)) {
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uint32_t charcode = pPDFFont->CharCodeFromUnicode(word);
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if (charcode != CPDF_Font::kInvalidCharCode)
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return pPDFFont->GetCharWidthF(charcode);
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}
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return 0;
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}
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int32_t CPDF_VariableText::Provider::GetTypeAscent(int32_t nFontIndex) {
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if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
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return pPDFFont->GetTypeAscent();
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return 0;
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}
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int32_t CPDF_VariableText::Provider::GetTypeDescent(int32_t nFontIndex) {
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if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
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return pPDFFont->GetTypeDescent();
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return 0;
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}
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int32_t CPDF_VariableText::Provider::GetWordFontIndex(uint16_t word,
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int32_t charset,
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int32_t nFontIndex) {
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if (CPDF_Font* pDefFont = m_pFontMap->GetPDFFont(0)) {
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if (pDefFont->CharCodeFromUnicode(word) != CPDF_Font::kInvalidCharCode)
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return 0;
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}
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if (CPDF_Font* pSysFont = m_pFontMap->GetPDFFont(1)) {
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if (pSysFont->CharCodeFromUnicode(word) != CPDF_Font::kInvalidCharCode)
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return 1;
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}
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return -1;
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}
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FX_BOOL CPDF_VariableText::Provider::IsLatinWord(uint16_t word) {
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return (word >= 0x61 && word <= 0x7A) || (word >= 0x41 && word <= 0x5A) ||
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word == 0x2D || word == 0x27;
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}
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int32_t CPDF_VariableText::Provider::GetDefaultFontIndex() {
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return 0;
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}
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CPDF_VariableText::Iterator::Iterator(CPDF_VariableText* pVT)
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: m_CurPos(-1, -1, -1), m_pVT(pVT) {}
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CPDF_VariableText::Iterator::~Iterator() {}
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void CPDF_VariableText::Iterator::SetAt(int32_t nWordIndex) {
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m_CurPos = m_pVT->WordIndexToWordPlace(nWordIndex);
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}
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void CPDF_VariableText::Iterator::SetAt(const CPVT_WordPlace& place) {
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ASSERT(m_pVT);
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m_CurPos = place;
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}
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FX_BOOL CPDF_VariableText::Iterator::NextWord() {
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if (m_CurPos == m_pVT->GetEndWordPlace())
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return FALSE;
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m_CurPos = m_pVT->GetNextWordPlace(m_CurPos);
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return TRUE;
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}
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FX_BOOL CPDF_VariableText::Iterator::PrevWord() {
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if (m_CurPos == m_pVT->GetBeginWordPlace())
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return FALSE;
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m_CurPos = m_pVT->GetPrevWordPlace(m_CurPos);
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return TRUE;
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}
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FX_BOOL CPDF_VariableText::Iterator::NextLine() {
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (m_CurPos.nLineIndex < pSection->m_LineArray.GetSize() - 1) {
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m_CurPos =
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CPVT_WordPlace(m_CurPos.nSecIndex, m_CurPos.nLineIndex + 1, -1);
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return TRUE;
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}
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if (m_CurPos.nSecIndex < m_pVT->m_SectionArray.GetSize() - 1) {
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m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex + 1, 0, -1);
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return TRUE;
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}
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::PrevLine() {
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if (m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (m_CurPos.nLineIndex > 0) {
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m_CurPos =
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CPVT_WordPlace(m_CurPos.nSecIndex, m_CurPos.nLineIndex - 1, -1);
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return TRUE;
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}
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if (m_CurPos.nSecIndex > 0) {
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if (CSection* pLastSection =
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m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex - 1)) {
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m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex - 1,
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pLastSection->m_LineArray.GetSize() - 1, -1);
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return TRUE;
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}
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}
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::NextSection() {
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if (m_CurPos.nSecIndex < m_pVT->m_SectionArray.GetSize() - 1) {
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m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex + 1, 0, -1);
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return TRUE;
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::PrevSection() {
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ASSERT(m_pVT);
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if (m_CurPos.nSecIndex > 0) {
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m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex - 1, 0, -1);
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return TRUE;
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::GetWord(CPVT_Word& word) const {
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word.WordPlace = m_CurPos;
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (pSection->m_LineArray.GetAt(m_CurPos.nLineIndex)) {
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if (CPVT_WordInfo* pWord =
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pSection->m_WordArray.GetAt(m_CurPos.nWordIndex)) {
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word.Word = pWord->Word;
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word.nCharset = pWord->nCharset;
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word.fWidth = m_pVT->GetWordWidth(*pWord);
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word.ptWord = m_pVT->InToOut(
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CFX_FloatPoint(pWord->fWordX + pSection->m_SecInfo.rcSection.left,
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pWord->fWordY + pSection->m_SecInfo.rcSection.top));
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word.fAscent = m_pVT->GetWordAscent(*pWord);
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word.fDescent = m_pVT->GetWordDescent(*pWord);
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if (pWord->pWordProps)
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word.WordProps = *pWord->pWordProps;
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word.nFontIndex = m_pVT->GetWordFontIndex(*pWord);
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word.fFontSize = m_pVT->GetWordFontSize(*pWord);
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return TRUE;
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}
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}
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::SetWord(const CPVT_Word& word) {
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (CPVT_WordInfo* pWord =
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pSection->m_WordArray.GetAt(m_CurPos.nWordIndex)) {
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if (pWord->pWordProps)
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*pWord->pWordProps = word.WordProps;
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return TRUE;
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}
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::GetLine(CPVT_Line& line) const {
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ASSERT(m_pVT);
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line.lineplace = CPVT_WordPlace(m_CurPos.nSecIndex, m_CurPos.nLineIndex, -1);
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (CLine* pLine = pSection->m_LineArray.GetAt(m_CurPos.nLineIndex)) {
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line.ptLine = m_pVT->InToOut(CFX_FloatPoint(
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pLine->m_LineInfo.fLineX + pSection->m_SecInfo.rcSection.left,
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pLine->m_LineInfo.fLineY + pSection->m_SecInfo.rcSection.top));
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line.fLineWidth = pLine->m_LineInfo.fLineWidth;
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line.fLineAscent = pLine->m_LineInfo.fLineAscent;
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line.fLineDescent = pLine->m_LineInfo.fLineDescent;
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line.lineEnd = pLine->GetEndWordPlace();
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return TRUE;
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}
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::GetSection(CPVT_Section& section) const {
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section.secplace = CPVT_WordPlace(m_CurPos.nSecIndex, 0, -1);
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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section.rcSection = m_pVT->InToOut(pSection->m_SecInfo.rcSection);
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if (pSection->m_SecInfo.pSecProps)
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section.SecProps = *pSection->m_SecInfo.pSecProps;
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if (pSection->m_SecInfo.pWordProps)
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section.WordProps = *pSection->m_SecInfo.pWordProps;
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return TRUE;
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}
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return FALSE;
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}
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FX_BOOL CPDF_VariableText::Iterator::SetSection(const CPVT_Section& section) {
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if (CSection* pSection = m_pVT->m_SectionArray.GetAt(m_CurPos.nSecIndex)) {
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if (pSection->m_SecInfo.pSecProps)
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*pSection->m_SecInfo.pSecProps = section.SecProps;
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if (pSection->m_SecInfo.pWordProps)
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*pSection->m_SecInfo.pWordProps = section.WordProps;
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return TRUE;
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}
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return FALSE;
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}
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CPDF_VariableText::CPDF_VariableText()
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: m_nLimitChar(0),
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m_nCharArray(0),
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m_bMultiLine(FALSE),
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m_bLimitWidth(FALSE),
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m_bAutoFontSize(FALSE),
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m_nAlignment(0),
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m_fLineLeading(0.0f),
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m_fCharSpace(0.0f),
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m_nHorzScale(100),
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m_wSubWord(0),
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m_fFontSize(0.0f),
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m_bInitial(FALSE),
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m_pVTProvider(nullptr) {}
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CPDF_VariableText::~CPDF_VariableText() {
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ResetAll();
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}
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void CPDF_VariableText::Initialize() {
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if (!m_bInitial) {
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CPVT_SectionInfo secinfo;
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CPVT_WordPlace place;
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place.nSecIndex = 0;
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AddSection(place, secinfo);
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CPVT_LineInfo lineinfo;
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lineinfo.fLineAscent = GetFontAscent(GetDefaultFontIndex(), GetFontSize());
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lineinfo.fLineDescent =
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GetFontDescent(GetDefaultFontIndex(), GetFontSize());
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AddLine(place, lineinfo);
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if (CSection* pSection = m_SectionArray.GetAt(0))
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pSection->ResetLinePlace();
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m_bInitial = TRUE;
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}
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}
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void CPDF_VariableText::ResetAll() {
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m_bInitial = FALSE;
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ResetSectionArray();
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}
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CPVT_WordPlace CPDF_VariableText::InsertWord(const CPVT_WordPlace& place,
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uint16_t word,
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int32_t charset,
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const CPVT_WordProps* pWordProps) {
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int32_t nTotlaWords = GetTotalWords();
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if (m_nLimitChar > 0 && nTotlaWords >= m_nLimitChar)
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return place;
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if (m_nCharArray > 0 && nTotlaWords >= m_nCharArray)
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return place;
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CPVT_WordPlace newplace = place;
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newplace.nWordIndex++;
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int32_t nFontIndex =
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GetSubWord() > 0 ? GetDefaultFontIndex()
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: GetWordFontIndex(word, charset, GetDefaultFontIndex());
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return AddWord(newplace, CPVT_WordInfo(word, charset, nFontIndex, nullptr));
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}
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CPVT_WordPlace CPDF_VariableText::InsertSection(
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const CPVT_WordPlace& place,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps) {
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int32_t nTotlaWords = GetTotalWords();
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if (m_nLimitChar > 0 && nTotlaWords >= m_nLimitChar)
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return place;
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if (m_nCharArray > 0 && nTotlaWords >= m_nCharArray)
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return place;
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if (!m_bMultiLine)
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return place;
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CPVT_WordPlace wordplace = place;
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UpdateWordPlace(wordplace);
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CPVT_WordPlace newplace = place;
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if (CSection* pSection = m_SectionArray.GetAt(wordplace.nSecIndex)) {
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CPVT_WordPlace NewPlace(wordplace.nSecIndex + 1, 0, -1);
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CPVT_SectionInfo secinfo;
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AddSection(NewPlace, secinfo);
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newplace = NewPlace;
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if (CSection* pNewSection = m_SectionArray.GetAt(NewPlace.nSecIndex)) {
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for (int32_t w = wordplace.nWordIndex + 1,
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sz = pSection->m_WordArray.GetSize();
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w < sz; w++) {
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if (CPVT_WordInfo* pWord = pSection->m_WordArray.GetAt(w)) {
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NewPlace.nWordIndex++;
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pNewSection->AddWord(NewPlace, *pWord);
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}
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}
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}
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ClearSectionRightWords(wordplace);
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}
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return newplace;
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}
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CPVT_WordPlace CPDF_VariableText::InsertText(const CPVT_WordPlace& place,
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const FX_WCHAR* text,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pProps) {
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CFX_WideString swText = text;
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CPVT_WordPlace wp = place;
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for (int32_t i = 0, sz = swText.GetLength(); i < sz; i++) {
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CPVT_WordPlace oldwp = wp;
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uint16_t word = swText.GetAt(i);
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switch (word) {
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case 0x0D:
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if (m_bMultiLine) {
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if (swText.GetAt(i + 1) == 0x0A)
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i += 1;
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wp = InsertSection(wp, pSecProps, pProps);
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}
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break;
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case 0x0A:
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if (m_bMultiLine) {
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if (swText.GetAt(i + 1) == 0x0D)
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i += 1;
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wp = InsertSection(wp, pSecProps, pProps);
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}
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break;
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case 0x09:
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word = 0x20;
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default:
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wp = InsertWord(wp, word, charset, pProps);
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break;
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}
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if (wp == oldwp)
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break;
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}
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return wp;
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}
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CPVT_WordPlace CPDF_VariableText::DeleteWords(
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const CPVT_WordRange& PlaceRange) {
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FX_BOOL bLastSecPos = FALSE;
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if (CSection* pSection = m_SectionArray.GetAt(PlaceRange.EndPos.nSecIndex))
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bLastSecPos = (PlaceRange.EndPos == pSection->GetEndWordPlace());
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ClearWords(PlaceRange);
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if (PlaceRange.BeginPos.nSecIndex != PlaceRange.EndPos.nSecIndex) {
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ClearEmptySections(PlaceRange);
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if (!bLastSecPos)
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LinkLatterSection(PlaceRange.BeginPos);
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}
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return PlaceRange.BeginPos;
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}
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CPVT_WordPlace CPDF_VariableText::DeleteWord(const CPVT_WordPlace& place) {
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return ClearRightWord(AdjustLineHeader(place, TRUE));
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}
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CPVT_WordPlace CPDF_VariableText::BackSpaceWord(const CPVT_WordPlace& place) {
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return ClearLeftWord(AdjustLineHeader(place, TRUE));
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}
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void CPDF_VariableText::SetText(const FX_WCHAR* text,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps) {
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DeleteWords(CPVT_WordRange(GetBeginWordPlace(), GetEndWordPlace()));
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CFX_WideString swText = text;
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CPVT_WordPlace wp(0, 0, -1);
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CPVT_SectionInfo secinfo;
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if (CSection* pSection = m_SectionArray.GetAt(0))
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pSection->m_SecInfo = secinfo;
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int32_t nCharCount = 0;
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for (int32_t i = 0, sz = swText.GetLength(); i < sz; i++) {
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if (m_nLimitChar > 0 && nCharCount >= m_nLimitChar)
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break;
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if (m_nCharArray > 0 && nCharCount >= m_nCharArray)
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break;
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uint16_t word = swText.GetAt(i);
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switch (word) {
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case 0x0D:
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if (m_bMultiLine) {
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if (swText.GetAt(i + 1) == 0x0A)
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i += 1;
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wp.nSecIndex++;
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wp.nLineIndex = 0;
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wp.nWordIndex = -1;
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AddSection(wp, secinfo);
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}
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break;
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case 0x0A:
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if (m_bMultiLine) {
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if (swText.GetAt(i + 1) == 0x0D)
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i += 1;
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wp.nSecIndex++;
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wp.nLineIndex = 0;
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wp.nWordIndex = -1;
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AddSection(wp, secinfo);
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}
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break;
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case 0x09:
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word = 0x20;
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default:
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wp = InsertWord(wp, word, charset, pWordProps);
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break;
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}
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nCharCount++;
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}
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}
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void CPDF_VariableText::UpdateWordPlace(CPVT_WordPlace& place) const {
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if (place.nSecIndex < 0)
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place = GetBeginWordPlace();
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if (place.nSecIndex >= m_SectionArray.GetSize())
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place = GetEndWordPlace();
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place = AdjustLineHeader(place, TRUE);
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if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex))
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pSection->UpdateWordPlace(place);
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}
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int32_t CPDF_VariableText::WordPlaceToWordIndex(
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const CPVT_WordPlace& place) const {
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CPVT_WordPlace newplace = place;
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UpdateWordPlace(newplace);
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int32_t nIndex = 0;
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int32_t i = 0;
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int32_t sz = 0;
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for (i = 0, sz = m_SectionArray.GetSize(); i < sz && i < newplace.nSecIndex;
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i++) {
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if (CSection* pSection = m_SectionArray.GetAt(i)) {
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nIndex += pSection->m_WordArray.GetSize();
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if (i != m_SectionArray.GetSize() - 1)
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nIndex += kReturnLength;
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}
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}
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if (i >= 0 && i < m_SectionArray.GetSize())
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nIndex += newplace.nWordIndex + kReturnLength;
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return nIndex;
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}
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CPVT_WordPlace CPDF_VariableText::WordIndexToWordPlace(int32_t index) const {
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CPVT_WordPlace place = GetBeginWordPlace();
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int32_t nOldIndex = 0, nIndex = 0;
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FX_BOOL bFind = FALSE;
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for (int32_t i = 0, sz = m_SectionArray.GetSize(); i < sz; i++) {
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if (CSection* pSection = m_SectionArray.GetAt(i)) {
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nIndex += pSection->m_WordArray.GetSize();
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if (nIndex == index) {
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place = pSection->GetEndWordPlace();
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bFind = TRUE;
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break;
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} else if (nIndex > index) {
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place.nSecIndex = i;
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place.nWordIndex = index - nOldIndex - 1;
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pSection->UpdateWordPlace(place);
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bFind = TRUE;
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break;
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}
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if (i != m_SectionArray.GetSize() - 1)
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nIndex += kReturnLength;
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nOldIndex = nIndex;
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}
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}
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if (!bFind)
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place = GetEndWordPlace();
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return place;
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}
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CPVT_WordPlace CPDF_VariableText::GetBeginWordPlace() const {
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return m_bInitial ? CPVT_WordPlace(0, 0, -1) : CPVT_WordPlace();
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}
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CPVT_WordPlace CPDF_VariableText::GetEndWordPlace() const {
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if (CSection* pSection = m_SectionArray.GetAt(m_SectionArray.GetSize() - 1))
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return pSection->GetEndWordPlace();
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return CPVT_WordPlace();
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}
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CPVT_WordPlace CPDF_VariableText::GetPrevWordPlace(
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const CPVT_WordPlace& place) const {
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if (place.nSecIndex < 0)
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return GetBeginWordPlace();
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if (place.nSecIndex >= m_SectionArray.GetSize())
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return GetEndWordPlace();
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if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
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if (place.WordCmp(pSection->GetBeginWordPlace()) <= 0) {
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if (CSection* pPrevSection = m_SectionArray.GetAt(place.nSecIndex - 1))
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return pPrevSection->GetEndWordPlace();
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return GetBeginWordPlace();
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}
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return pSection->GetPrevWordPlace(place);
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}
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return place;
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}
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CPVT_WordPlace CPDF_VariableText::GetNextWordPlace(
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const CPVT_WordPlace& place) const {
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if (place.nSecIndex < 0)
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return GetBeginWordPlace();
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if (place.nSecIndex >= m_SectionArray.GetSize())
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return GetEndWordPlace();
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if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
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if (place.WordCmp(pSection->GetEndWordPlace()) >= 0) {
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if (CSection* pNextSection = m_SectionArray.GetAt(place.nSecIndex + 1))
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return pNextSection->GetBeginWordPlace();
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return GetEndWordPlace();
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}
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return pSection->GetNextWordPlace(place);
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}
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return place;
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}
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CPVT_WordPlace CPDF_VariableText::SearchWordPlace(
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const CFX_FloatPoint& point) const {
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CFX_FloatPoint pt = OutToIn(point);
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CPVT_WordPlace place = GetBeginWordPlace();
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int32_t nLeft = 0;
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int32_t nRight = m_SectionArray.GetSize() - 1;
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int32_t nMid = m_SectionArray.GetSize() / 2;
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FX_BOOL bUp = TRUE;
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FX_BOOL bDown = TRUE;
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while (nLeft <= nRight) {
|
if (CSection* pSection = m_SectionArray.GetAt(nMid)) {
|
if (IsFloatBigger(pt.y, pSection->m_SecInfo.rcSection.top)) {
|
bUp = FALSE;
|
}
|
if (IsFloatBigger(pSection->m_SecInfo.rcSection.bottom, pt.y)) {
|
bDown = FALSE;
|
}
|
if (IsFloatSmaller(pt.y, pSection->m_SecInfo.rcSection.top)) {
|
nRight = nMid - 1;
|
nMid = (nLeft + nRight) / 2;
|
continue;
|
} else if (IsFloatBigger(pt.y, pSection->m_SecInfo.rcSection.bottom)) {
|
nLeft = nMid + 1;
|
nMid = (nLeft + nRight) / 2;
|
continue;
|
} else {
|
place = pSection->SearchWordPlace(
|
CFX_FloatPoint(pt.x - pSection->m_SecInfo.rcSection.left,
|
pt.y - pSection->m_SecInfo.rcSection.top));
|
place.nSecIndex = nMid;
|
return place;
|
}
|
} else {
|
break;
|
}
|
}
|
if (bUp)
|
place = GetBeginWordPlace();
|
if (bDown)
|
place = GetEndWordPlace();
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetUpWordPlace(
|
const CPVT_WordPlace& place,
|
const CFX_FloatPoint& point) const {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
CPVT_WordPlace temp = place;
|
CFX_FloatPoint pt = OutToIn(point);
|
if (temp.nLineIndex-- > 0) {
|
return pSection->SearchWordPlace(
|
pt.x - pSection->m_SecInfo.rcSection.left, temp);
|
}
|
if (temp.nSecIndex-- > 0) {
|
if (CSection* pLastSection = m_SectionArray.GetAt(temp.nSecIndex)) {
|
temp.nLineIndex = pLastSection->m_LineArray.GetSize() - 1;
|
return pLastSection->SearchWordPlace(
|
pt.x - pLastSection->m_SecInfo.rcSection.left, temp);
|
}
|
}
|
}
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetDownWordPlace(
|
const CPVT_WordPlace& place,
|
const CFX_FloatPoint& point) const {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
CPVT_WordPlace temp = place;
|
CFX_FloatPoint pt = OutToIn(point);
|
if (temp.nLineIndex++ < pSection->m_LineArray.GetSize() - 1) {
|
return pSection->SearchWordPlace(
|
pt.x - pSection->m_SecInfo.rcSection.left, temp);
|
}
|
if (temp.nSecIndex++ < m_SectionArray.GetSize() - 1) {
|
if (CSection* pNextSection = m_SectionArray.GetAt(temp.nSecIndex)) {
|
temp.nLineIndex = 0;
|
return pNextSection->SearchWordPlace(
|
pt.x - pSection->m_SecInfo.rcSection.left, temp);
|
}
|
}
|
}
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetLineBeginPlace(
|
const CPVT_WordPlace& place) const {
|
return CPVT_WordPlace(place.nSecIndex, place.nLineIndex, -1);
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetLineEndPlace(
|
const CPVT_WordPlace& place) const {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
if (CLine* pLine = pSection->m_LineArray.GetAt(place.nLineIndex))
|
return pLine->GetEndWordPlace();
|
}
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetSectionBeginPlace(
|
const CPVT_WordPlace& place) const {
|
return CPVT_WordPlace(place.nSecIndex, 0, -1);
|
}
|
|
CPVT_WordPlace CPDF_VariableText::GetSectionEndPlace(
|
const CPVT_WordPlace& place) const {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex))
|
return pSection->GetEndWordPlace();
|
return place;
|
}
|
|
int32_t CPDF_VariableText::GetTotalWords() const {
|
int32_t nTotal = 0;
|
for (int32_t i = 0, sz = m_SectionArray.GetSize(); i < sz; i++) {
|
if (CSection* pSection = m_SectionArray.GetAt(i))
|
nTotal += (pSection->m_WordArray.GetSize() + kReturnLength);
|
}
|
|
return nTotal - kReturnLength;
|
}
|
|
void CPDF_VariableText::ResetSectionArray() {
|
for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++)
|
delete m_SectionArray.GetAt(s);
|
|
m_SectionArray.RemoveAll();
|
}
|
|
CPVT_WordPlace CPDF_VariableText::AddSection(const CPVT_WordPlace& place,
|
const CPVT_SectionInfo& secinfo) {
|
if (IsValid() && !m_bMultiLine)
|
return place;
|
|
int32_t nSecIndex =
|
std::max(std::min(place.nSecIndex, m_SectionArray.GetSize()), 0);
|
CSection* pSection = new CSection(this);
|
pSection->m_SecInfo = secinfo;
|
pSection->SecPlace.nSecIndex = nSecIndex;
|
if (nSecIndex == m_SectionArray.GetSize())
|
m_SectionArray.Add(pSection);
|
else
|
m_SectionArray.InsertAt(nSecIndex, pSection);
|
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::AddLine(const CPVT_WordPlace& place,
|
const CPVT_LineInfo& lineinfo) {
|
if (m_SectionArray.IsEmpty())
|
return place;
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex))
|
return pSection->AddLine(lineinfo);
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::AddWord(const CPVT_WordPlace& place,
|
const CPVT_WordInfo& wordinfo) {
|
if (m_SectionArray.GetSize() <= 0) {
|
return place;
|
}
|
CPVT_WordPlace newplace = place;
|
newplace.nSecIndex =
|
std::max(std::min(newplace.nSecIndex, m_SectionArray.GetSize() - 1), 0);
|
if (CSection* pSection = m_SectionArray.GetAt(newplace.nSecIndex))
|
return pSection->AddWord(newplace, wordinfo);
|
return place;
|
}
|
|
FX_BOOL CPDF_VariableText::GetWordInfo(const CPVT_WordPlace& place,
|
CPVT_WordInfo& wordinfo) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
if (CPVT_WordInfo* pWord = pSection->m_WordArray.GetAt(place.nWordIndex)) {
|
wordinfo = *pWord;
|
return TRUE;
|
}
|
}
|
return FALSE;
|
}
|
|
FX_BOOL CPDF_VariableText::SetWordInfo(const CPVT_WordPlace& place,
|
const CPVT_WordInfo& wordinfo) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
if (CPVT_WordInfo* pWord = pSection->m_WordArray.GetAt(place.nWordIndex)) {
|
*pWord = wordinfo;
|
return TRUE;
|
}
|
}
|
return FALSE;
|
}
|
|
FX_BOOL CPDF_VariableText::GetLineInfo(const CPVT_WordPlace& place,
|
CPVT_LineInfo& lineinfo) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
if (CLine* pLine = pSection->m_LineArray.GetAt(place.nLineIndex)) {
|
lineinfo = pLine->m_LineInfo;
|
return TRUE;
|
}
|
}
|
return FALSE;
|
}
|
|
FX_BOOL CPDF_VariableText::GetSectionInfo(const CPVT_WordPlace& place,
|
CPVT_SectionInfo& secinfo) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
secinfo = pSection->m_SecInfo;
|
return TRUE;
|
}
|
return FALSE;
|
}
|
|
void CPDF_VariableText::SetPlateRect(const CFX_FloatRect& rect) {
|
CPDF_EditContainer::SetPlateRect(rect);
|
}
|
|
CFX_FloatRect CPDF_VariableText::GetContentRect() const {
|
return InToOut(CPVT_FloatRect(CPDF_EditContainer::GetContentRect()));
|
}
|
|
const CFX_FloatRect& CPDF_VariableText::GetPlateRect() const {
|
return CPDF_EditContainer::GetPlateRect();
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordFontSize(const CPVT_WordInfo& WordInfo,
|
FX_BOOL bFactFontSize) {
|
return GetFontSize();
|
}
|
|
int32_t CPDF_VariableText::GetWordFontIndex(const CPVT_WordInfo& WordInfo) {
|
return WordInfo.nFontIndex;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordWidth(int32_t nFontIndex,
|
uint16_t Word,
|
uint16_t SubWord,
|
FX_FLOAT fCharSpace,
|
int32_t nHorzScale,
|
FX_FLOAT fFontSize,
|
FX_FLOAT fWordTail,
|
int32_t nWordStyle) {
|
return (GetCharWidth(nFontIndex, Word, SubWord, nWordStyle) * fFontSize *
|
kFontScale +
|
fCharSpace) *
|
nHorzScale * kScalePercent +
|
fWordTail;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordWidth(const CPVT_WordInfo& WordInfo) {
|
return GetWordWidth(
|
GetWordFontIndex(WordInfo), WordInfo.Word, GetSubWord(),
|
GetCharSpace(WordInfo), GetHorzScale(WordInfo), GetWordFontSize(WordInfo),
|
WordInfo.fWordTail,
|
WordInfo.pWordProps ? WordInfo.pWordProps->nWordStyle : 0);
|
}
|
|
FX_FLOAT CPDF_VariableText::GetLineAscent(const CPVT_SectionInfo& SecInfo) {
|
return GetFontAscent(GetDefaultFontIndex(), GetFontSize());
|
}
|
|
FX_FLOAT CPDF_VariableText::GetLineDescent(const CPVT_SectionInfo& SecInfo) {
|
return GetFontDescent(GetDefaultFontIndex(), GetFontSize());
|
}
|
|
FX_FLOAT CPDF_VariableText::GetFontAscent(int32_t nFontIndex,
|
FX_FLOAT fFontSize) {
|
return (FX_FLOAT)GetTypeAscent(nFontIndex) * fFontSize * kFontScale;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetFontDescent(int32_t nFontIndex,
|
FX_FLOAT fFontSize) {
|
return (FX_FLOAT)GetTypeDescent(nFontIndex) * fFontSize * kFontScale;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordAscent(const CPVT_WordInfo& WordInfo,
|
FX_FLOAT fFontSize) {
|
return GetFontAscent(GetWordFontIndex(WordInfo), fFontSize);
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordDescent(const CPVT_WordInfo& WordInfo,
|
FX_FLOAT fFontSize) {
|
return GetFontDescent(GetWordFontIndex(WordInfo), fFontSize);
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordAscent(const CPVT_WordInfo& WordInfo,
|
FX_BOOL bFactFontSize) {
|
return GetFontAscent(GetWordFontIndex(WordInfo),
|
GetWordFontSize(WordInfo, bFactFontSize));
|
}
|
|
FX_FLOAT CPDF_VariableText::GetWordDescent(const CPVT_WordInfo& WordInfo,
|
FX_BOOL bFactFontSize) {
|
return GetFontDescent(GetWordFontIndex(WordInfo),
|
GetWordFontSize(WordInfo, bFactFontSize));
|
}
|
|
FX_FLOAT CPDF_VariableText::GetLineLeading(const CPVT_SectionInfo& SecInfo) {
|
return m_fLineLeading;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetLineIndent(const CPVT_SectionInfo& SecInfo) {
|
return 0.0f;
|
}
|
|
int32_t CPDF_VariableText::GetAlignment(const CPVT_SectionInfo& SecInfo) {
|
return m_nAlignment;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetCharSpace(const CPVT_WordInfo& WordInfo) {
|
return m_fCharSpace;
|
}
|
|
int32_t CPDF_VariableText::GetHorzScale(const CPVT_WordInfo& WordInfo) {
|
return m_nHorzScale;
|
}
|
|
void CPDF_VariableText::ClearSectionRightWords(const CPVT_WordPlace& place) {
|
CPVT_WordPlace wordplace = AdjustLineHeader(place, TRUE);
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
for (int32_t w = pSection->m_WordArray.GetSize() - 1;
|
w > wordplace.nWordIndex; w--) {
|
delete pSection->m_WordArray.GetAt(w);
|
pSection->m_WordArray.RemoveAt(w);
|
}
|
}
|
}
|
|
CPVT_WordPlace CPDF_VariableText::AdjustLineHeader(const CPVT_WordPlace& place,
|
FX_BOOL bPrevOrNext) const {
|
if (place.nWordIndex < 0 && place.nLineIndex > 0)
|
return bPrevOrNext ? GetPrevWordPlace(place) : GetNextWordPlace(place);
|
return place;
|
}
|
|
FX_BOOL CPDF_VariableText::ClearEmptySection(const CPVT_WordPlace& place) {
|
if (place.nSecIndex == 0 && m_SectionArray.GetSize() == 1)
|
return FALSE;
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
if (pSection->m_WordArray.GetSize() == 0) {
|
delete pSection;
|
m_SectionArray.RemoveAt(place.nSecIndex);
|
return TRUE;
|
}
|
}
|
return FALSE;
|
}
|
|
void CPDF_VariableText::ClearEmptySections(const CPVT_WordRange& PlaceRange) {
|
CPVT_WordPlace wordplace;
|
for (int32_t s = PlaceRange.EndPos.nSecIndex;
|
s > PlaceRange.BeginPos.nSecIndex; s--) {
|
wordplace.nSecIndex = s;
|
ClearEmptySection(wordplace);
|
}
|
}
|
|
void CPDF_VariableText::LinkLatterSection(const CPVT_WordPlace& place) {
|
CPVT_WordPlace oldplace = AdjustLineHeader(place, TRUE);
|
if (CSection* pNextSection = m_SectionArray.GetAt(place.nSecIndex + 1)) {
|
if (CSection* pSection = m_SectionArray.GetAt(oldplace.nSecIndex)) {
|
for (int32_t w = 0, sz = pNextSection->m_WordArray.GetSize(); w < sz;
|
w++) {
|
if (CPVT_WordInfo* pWord = pNextSection->m_WordArray.GetAt(w)) {
|
oldplace.nWordIndex++;
|
pSection->AddWord(oldplace, *pWord);
|
}
|
}
|
}
|
delete pNextSection;
|
m_SectionArray.RemoveAt(place.nSecIndex + 1);
|
}
|
}
|
|
void CPDF_VariableText::ClearWords(const CPVT_WordRange& PlaceRange) {
|
CPVT_WordRange NewRange;
|
NewRange.BeginPos = AdjustLineHeader(PlaceRange.BeginPos, TRUE);
|
NewRange.EndPos = AdjustLineHeader(PlaceRange.EndPos, TRUE);
|
for (int32_t s = NewRange.EndPos.nSecIndex; s >= NewRange.BeginPos.nSecIndex;
|
s--) {
|
if (CSection* pSection = m_SectionArray.GetAt(s))
|
pSection->ClearWords(NewRange);
|
}
|
}
|
|
CPVT_WordPlace CPDF_VariableText::ClearLeftWord(const CPVT_WordPlace& place) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
CPVT_WordPlace leftplace = GetPrevWordPlace(place);
|
if (leftplace != place) {
|
if (leftplace.nSecIndex != place.nSecIndex) {
|
if (pSection->m_WordArray.GetSize() == 0)
|
ClearEmptySection(place);
|
else
|
LinkLatterSection(leftplace);
|
} else {
|
pSection->ClearWord(place);
|
}
|
}
|
return leftplace;
|
}
|
return place;
|
}
|
|
CPVT_WordPlace CPDF_VariableText::ClearRightWord(const CPVT_WordPlace& place) {
|
if (CSection* pSection = m_SectionArray.GetAt(place.nSecIndex)) {
|
CPVT_WordPlace rightplace =
|
AdjustLineHeader(GetNextWordPlace(place), FALSE);
|
if (rightplace != place) {
|
if (rightplace.nSecIndex != place.nSecIndex)
|
LinkLatterSection(place);
|
else
|
pSection->ClearWord(rightplace);
|
}
|
}
|
return place;
|
}
|
|
void CPDF_VariableText::RearrangeAll() {
|
Rearrange(CPVT_WordRange(GetBeginWordPlace(), GetEndWordPlace()));
|
}
|
|
void CPDF_VariableText::RearrangePart(const CPVT_WordRange& PlaceRange) {
|
Rearrange(PlaceRange);
|
}
|
|
CPVT_FloatRect CPDF_VariableText::Rearrange(const CPVT_WordRange& PlaceRange) {
|
CPVT_FloatRect rcRet;
|
if (IsValid()) {
|
if (m_bAutoFontSize) {
|
SetFontSize(GetAutoFontSize());
|
rcRet = RearrangeSections(
|
CPVT_WordRange(GetBeginWordPlace(), GetEndWordPlace()));
|
} else {
|
rcRet = RearrangeSections(PlaceRange);
|
}
|
}
|
SetContentRect(rcRet);
|
return rcRet;
|
}
|
|
FX_FLOAT CPDF_VariableText::GetAutoFontSize() {
|
int32_t nTotal = sizeof(gFontSizeSteps) / sizeof(uint8_t);
|
if (IsMultiLine())
|
nTotal /= 4;
|
if (nTotal <= 0)
|
return 0;
|
if (GetPlateWidth() <= 0)
|
return 0;
|
|
int32_t nLeft = 0;
|
int32_t nRight = nTotal - 1;
|
int32_t nMid = nTotal / 2;
|
while (nLeft <= nRight) {
|
if (IsBigger(gFontSizeSteps[nMid])) {
|
nRight = nMid - 1;
|
nMid = (nLeft + nRight) / 2;
|
continue;
|
} else {
|
nLeft = nMid + 1;
|
nMid = (nLeft + nRight) / 2;
|
continue;
|
}
|
}
|
return (FX_FLOAT)gFontSizeSteps[nMid];
|
}
|
|
bool CPDF_VariableText::IsBigger(FX_FLOAT fFontSize) const {
|
CFX_SizeF szTotal;
|
for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++) {
|
if (CSection* pSection = m_SectionArray.GetAt(s)) {
|
CFX_SizeF size = pSection->GetSectionSize(fFontSize);
|
szTotal.x = std::max(size.x, szTotal.x);
|
szTotal.y += size.y;
|
if (IsFloatBigger(szTotal.x, GetPlateWidth()) ||
|
IsFloatBigger(szTotal.y, GetPlateHeight())) {
|
return true;
|
}
|
}
|
}
|
return false;
|
}
|
|
CPVT_FloatRect CPDF_VariableText::RearrangeSections(
|
const CPVT_WordRange& PlaceRange) {
|
CPVT_WordPlace place;
|
FX_FLOAT fPosY = 0;
|
FX_FLOAT fOldHeight;
|
int32_t nSSecIndex = PlaceRange.BeginPos.nSecIndex;
|
int32_t nESecIndex = PlaceRange.EndPos.nSecIndex;
|
CPVT_FloatRect rcRet;
|
for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++) {
|
place.nSecIndex = s;
|
if (CSection* pSection = m_SectionArray.GetAt(s)) {
|
pSection->SecPlace = place;
|
CPVT_FloatRect rcSec = pSection->m_SecInfo.rcSection;
|
if (s >= nSSecIndex) {
|
if (s <= nESecIndex) {
|
rcSec = pSection->Rearrange();
|
rcSec.top += fPosY;
|
rcSec.bottom += fPosY;
|
} else {
|
fOldHeight = pSection->m_SecInfo.rcSection.bottom -
|
pSection->m_SecInfo.rcSection.top;
|
rcSec.top = fPosY;
|
rcSec.bottom = fPosY + fOldHeight;
|
}
|
pSection->m_SecInfo.rcSection = rcSec;
|
pSection->ResetLinePlace();
|
}
|
if (s == 0) {
|
rcRet = rcSec;
|
} else {
|
rcRet.left = std::min(rcSec.left, rcRet.left);
|
rcRet.top = std::min(rcSec.top, rcRet.top);
|
rcRet.right = std::max(rcSec.right, rcRet.right);
|
rcRet.bottom = std::max(rcSec.bottom, rcRet.bottom);
|
}
|
fPosY += rcSec.Height();
|
}
|
}
|
return rcRet;
|
}
|
|
int32_t CPDF_VariableText::GetCharWidth(int32_t nFontIndex,
|
uint16_t Word,
|
uint16_t SubWord,
|
int32_t nWordStyle) {
|
if (!m_pVTProvider)
|
return 0;
|
uint16_t word = SubWord ? SubWord : Word;
|
return m_pVTProvider->GetCharWidth(nFontIndex, word, nWordStyle);
|
}
|
|
int32_t CPDF_VariableText::GetTypeAscent(int32_t nFontIndex) {
|
return m_pVTProvider ? m_pVTProvider->GetTypeAscent(nFontIndex) : 0;
|
}
|
|
int32_t CPDF_VariableText::GetTypeDescent(int32_t nFontIndex) {
|
return m_pVTProvider ? m_pVTProvider->GetTypeDescent(nFontIndex) : 0;
|
}
|
|
int32_t CPDF_VariableText::GetWordFontIndex(uint16_t word,
|
int32_t charset,
|
int32_t nFontIndex) {
|
return m_pVTProvider
|
? m_pVTProvider->GetWordFontIndex(word, charset, nFontIndex)
|
: -1;
|
}
|
|
int32_t CPDF_VariableText::GetDefaultFontIndex() {
|
return m_pVTProvider ? m_pVTProvider->GetDefaultFontIndex() : -1;
|
}
|
|
FX_BOOL CPDF_VariableText::IsLatinWord(uint16_t word) {
|
return m_pVTProvider ? m_pVTProvider->IsLatinWord(word) : FALSE;
|
}
|
|
CPDF_VariableText::Iterator* CPDF_VariableText::GetIterator() {
|
if (!m_pVTIterator)
|
m_pVTIterator.reset(new CPDF_VariableText::Iterator(this));
|
return m_pVTIterator.get();
|
}
|
|
void CPDF_VariableText::SetProvider(CPDF_VariableText::Provider* pProvider) {
|
m_pVTProvider = pProvider;
|
}
|
