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      1 // Copyright 2014 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include <algorithm>
      8 
      9 #include "core/include/fxcrt/fx_ext.h"
     10 #include "fpdfsdk/include/fsdk_baseannot.h"
     11 #include "fpdfsdk/include/fsdk_define.h"
     12 #include "fpdfsdk/include/fsdk_mgr.h"
     13 
     14 #ifdef PDF_ENABLE_XFA
     15 #include "fpdfsdk/include/fpdfxfa/fpdfxfa_doc.h"
     16 #endif  // PDF_ENABLE_XFA
     17 
     18 int _gAfxGetTimeZoneInSeconds(FX_CHAR tzhour, uint8_t tzminute) {
     19   return (int)tzhour * 3600 + (int)tzminute * (tzhour >= 0 ? 60 : -60);
     20 }
     21 
     22 FX_BOOL _gAfxIsLeapYear(int16_t year) {
     23   return ((year % 400 == 0) || ((year % 4 == 0) && (year % 100 != 0)));
     24 }
     25 
     26 FX_WORD _gAfxGetYearDays(int16_t year) {
     27   return (_gAfxIsLeapYear(year) == TRUE ? 366 : 365);
     28 }
     29 
     30 uint8_t _gAfxGetMonthDays(int16_t year, uint8_t month) {
     31   uint8_t mDays;
     32   switch (month) {
     33     case 1:
     34     case 3:
     35     case 5:
     36     case 7:
     37     case 8:
     38     case 10:
     39     case 12:
     40       mDays = 31;
     41       break;
     42 
     43     case 4:
     44     case 6:
     45     case 9:
     46     case 11:
     47       mDays = 30;
     48       break;
     49 
     50     case 2:
     51       if (_gAfxIsLeapYear(year) == TRUE)
     52         mDays = 29;
     53       else
     54         mDays = 28;
     55       break;
     56 
     57     default:
     58       mDays = 0;
     59       break;
     60   }
     61 
     62   return mDays;
     63 }
     64 
     65 CPDFSDK_DateTime::CPDFSDK_DateTime() {
     66   ResetDateTime();
     67 }
     68 
     69 CPDFSDK_DateTime::CPDFSDK_DateTime(const CFX_ByteString& dtStr) {
     70   ResetDateTime();
     71 
     72   FromPDFDateTimeString(dtStr);
     73 }
     74 
     75 CPDFSDK_DateTime::CPDFSDK_DateTime(const CPDFSDK_DateTime& datetime) {
     76   operator=(datetime);
     77 }
     78 
     79 CPDFSDK_DateTime::CPDFSDK_DateTime(const FX_SYSTEMTIME& st) {
     80   operator=(st);
     81 }
     82 
     83 void CPDFSDK_DateTime::ResetDateTime() {
     84   tzset();
     85 
     86   time_t curTime;
     87   time(&curTime);
     88   struct tm* newtime;
     89   // newtime = gmtime(&curTime);
     90   newtime = localtime(&curTime);
     91 
     92   dt.year = newtime->tm_year + 1900;
     93   dt.month = newtime->tm_mon + 1;
     94   dt.day = newtime->tm_mday;
     95   dt.hour = newtime->tm_hour;
     96   dt.minute = newtime->tm_min;
     97   dt.second = newtime->tm_sec;
     98   //  dt.tzHour = _timezone / 3600 * -1;
     99   //  dt.tzMinute = (abs(_timezone) % 3600) / 60;
    100 }
    101 
    102 CPDFSDK_DateTime& CPDFSDK_DateTime::operator=(
    103     const CPDFSDK_DateTime& datetime) {
    104   FXSYS_memcpy(&dt, &datetime.dt, sizeof(FX_DATETIME));
    105   return *this;
    106 }
    107 
    108 CPDFSDK_DateTime& CPDFSDK_DateTime::operator=(const FX_SYSTEMTIME& st) {
    109   tzset();
    110 
    111   dt.year = (int16_t)st.wYear;
    112   dt.month = (uint8_t)st.wMonth;
    113   dt.day = (uint8_t)st.wDay;
    114   dt.hour = (uint8_t)st.wHour;
    115   dt.minute = (uint8_t)st.wMinute;
    116   dt.second = (uint8_t)st.wSecond;
    117   //  dt.tzHour = _timezone / 3600 * -1;
    118   //  dt.tzMinute = (abs(_timezone) % 3600) / 60;
    119   return *this;
    120 }
    121 
    122 FX_BOOL CPDFSDK_DateTime::operator==(CPDFSDK_DateTime& datetime) {
    123   return (FXSYS_memcmp(&dt, &datetime.dt, sizeof(FX_DATETIME)) == 0);
    124 }
    125 
    126 FX_BOOL CPDFSDK_DateTime::operator!=(CPDFSDK_DateTime& datetime) {
    127   return (FXSYS_memcmp(&dt, &datetime.dt, sizeof(FX_DATETIME)) != 0);
    128 }
    129 
    130 FX_BOOL CPDFSDK_DateTime::operator>(CPDFSDK_DateTime& datetime) {
    131   CPDFSDK_DateTime dt1 = ToGMT();
    132   CPDFSDK_DateTime dt2 = datetime.ToGMT();
    133   int d1 =
    134       (((int)dt1.dt.year) << 16) | (((int)dt1.dt.month) << 8) | (int)dt1.dt.day;
    135   int d2 = (((int)dt1.dt.hour) << 16) | (((int)dt1.dt.minute) << 8) |
    136            (int)dt1.dt.second;
    137   int d3 =
    138       (((int)dt2.dt.year) << 16) | (((int)dt2.dt.month) << 8) | (int)dt2.dt.day;
    139   int d4 = (((int)dt2.dt.hour) << 16) | (((int)dt2.dt.minute) << 8) |
    140            (int)dt2.dt.second;
    141 
    142   if (d1 > d3)
    143     return TRUE;
    144   if (d2 > d4)
    145     return TRUE;
    146   return FALSE;
    147 }
    148 
    149 FX_BOOL CPDFSDK_DateTime::operator>=(CPDFSDK_DateTime& datetime) {
    150   CPDFSDK_DateTime dt1 = ToGMT();
    151   CPDFSDK_DateTime dt2 = datetime.ToGMT();
    152   int d1 =
    153       (((int)dt1.dt.year) << 16) | (((int)dt1.dt.month) << 8) | (int)dt1.dt.day;
    154   int d2 = (((int)dt1.dt.hour) << 16) | (((int)dt1.dt.minute) << 8) |
    155            (int)dt1.dt.second;
    156   int d3 =
    157       (((int)dt2.dt.year) << 16) | (((int)dt2.dt.month) << 8) | (int)dt2.dt.day;
    158   int d4 = (((int)dt2.dt.hour) << 16) | (((int)dt2.dt.minute) << 8) |
    159            (int)dt2.dt.second;
    160 
    161   if (d1 >= d3)
    162     return TRUE;
    163   if (d2 >= d4)
    164     return TRUE;
    165   return FALSE;
    166 }
    167 
    168 FX_BOOL CPDFSDK_DateTime::operator<(CPDFSDK_DateTime& datetime) {
    169   CPDFSDK_DateTime dt1 = ToGMT();
    170   CPDFSDK_DateTime dt2 = datetime.ToGMT();
    171   int d1 =
    172       (((int)dt1.dt.year) << 16) | (((int)dt1.dt.month) << 8) | (int)dt1.dt.day;
    173   int d2 = (((int)dt1.dt.hour) << 16) | (((int)dt1.dt.minute) << 8) |
    174            (int)dt1.dt.second;
    175   int d3 =
    176       (((int)dt2.dt.year) << 16) | (((int)dt2.dt.month) << 8) | (int)dt2.dt.day;
    177   int d4 = (((int)dt2.dt.hour) << 16) | (((int)dt2.dt.minute) << 8) |
    178            (int)dt2.dt.second;
    179 
    180   if (d1 < d3)
    181     return TRUE;
    182   if (d2 < d4)
    183     return TRUE;
    184   return FALSE;
    185 }
    186 
    187 FX_BOOL CPDFSDK_DateTime::operator<=(CPDFSDK_DateTime& datetime) {
    188   CPDFSDK_DateTime dt1 = ToGMT();
    189   CPDFSDK_DateTime dt2 = datetime.ToGMT();
    190   int d1 =
    191       (((int)dt1.dt.year) << 16) | (((int)dt1.dt.month) << 8) | (int)dt1.dt.day;
    192   int d2 = (((int)dt1.dt.hour) << 16) | (((int)dt1.dt.minute) << 8) |
    193            (int)dt1.dt.second;
    194   int d3 =
    195       (((int)dt2.dt.year) << 16) | (((int)dt2.dt.month) << 8) | (int)dt2.dt.day;
    196   int d4 = (((int)dt2.dt.hour) << 16) | (((int)dt2.dt.minute) << 8) |
    197            (int)dt2.dt.second;
    198 
    199   if (d1 <= d3)
    200     return TRUE;
    201   if (d2 <= d4)
    202     return TRUE;
    203   return FALSE;
    204 }
    205 
    206 CPDFSDK_DateTime::operator time_t() {
    207   struct tm newtime;
    208 
    209   newtime.tm_year = dt.year - 1900;
    210   newtime.tm_mon = dt.month - 1;
    211   newtime.tm_mday = dt.day;
    212   newtime.tm_hour = dt.hour;
    213   newtime.tm_min = dt.minute;
    214   newtime.tm_sec = dt.second;
    215 
    216   return mktime(&newtime);
    217 }
    218 
    219 CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
    220     const CFX_ByteString& dtStr) {
    221   int strLength = dtStr.GetLength();
    222   if (strLength > 0) {
    223     int i = 0;
    224     int j, k;
    225     FX_CHAR ch;
    226     while (i < strLength && !std::isdigit(dtStr[i]))
    227       ++i;
    228 
    229     if (i >= strLength)
    230       return *this;
    231 
    232     j = 0;
    233     k = 0;
    234     while (i < strLength && j < 4) {
    235       ch = dtStr[i];
    236       k = k * 10 + FXSYS_toDecimalDigit(ch);
    237       j++;
    238       if (!std::isdigit(ch))
    239         break;
    240       i++;
    241     }
    242     dt.year = (int16_t)k;
    243     if (i >= strLength || j < 4)
    244       return *this;
    245 
    246     j = 0;
    247     k = 0;
    248     while (i < strLength && j < 2) {
    249       ch = dtStr[i];
    250       k = k * 10 + FXSYS_toDecimalDigit(ch);
    251       j++;
    252       if (!std::isdigit(ch))
    253         break;
    254       i++;
    255     }
    256     dt.month = (uint8_t)k;
    257     if (i >= strLength || j < 2)
    258       return *this;
    259 
    260     j = 0;
    261     k = 0;
    262     while (i < strLength && j < 2) {
    263       ch = dtStr[i];
    264       k = k * 10 + FXSYS_toDecimalDigit(ch);
    265       j++;
    266       if (!std::isdigit(ch))
    267         break;
    268       i++;
    269     }
    270     dt.day = (uint8_t)k;
    271     if (i >= strLength || j < 2)
    272       return *this;
    273 
    274     j = 0;
    275     k = 0;
    276     while (i < strLength && j < 2) {
    277       ch = dtStr[i];
    278       k = k * 10 + FXSYS_toDecimalDigit(ch);
    279       j++;
    280       if (!std::isdigit(ch))
    281         break;
    282       i++;
    283     }
    284     dt.hour = (uint8_t)k;
    285     if (i >= strLength || j < 2)
    286       return *this;
    287 
    288     j = 0;
    289     k = 0;
    290     while (i < strLength && j < 2) {
    291       ch = dtStr[i];
    292       k = k * 10 + FXSYS_toDecimalDigit(ch);
    293       j++;
    294       if (!std::isdigit(ch))
    295         break;
    296       i++;
    297     }
    298     dt.minute = (uint8_t)k;
    299     if (i >= strLength || j < 2)
    300       return *this;
    301 
    302     j = 0;
    303     k = 0;
    304     while (i < strLength && j < 2) {
    305       ch = dtStr[i];
    306       k = k * 10 + FXSYS_toDecimalDigit(ch);
    307       j++;
    308       if (!std::isdigit(ch))
    309         break;
    310       i++;
    311     }
    312     dt.second = (uint8_t)k;
    313     if (i >= strLength || j < 2)
    314       return *this;
    315 
    316     ch = dtStr[i++];
    317     if (ch != '-' && ch != '+')
    318       return *this;
    319     if (ch == '-')
    320       dt.tzHour = -1;
    321     else
    322       dt.tzHour = 1;
    323     j = 0;
    324     k = 0;
    325     while (i < strLength && j < 2) {
    326       ch = dtStr[i];
    327       k = k * 10 + FXSYS_toDecimalDigit(ch);
    328       j++;
    329       if (!std::isdigit(ch))
    330         break;
    331       i++;
    332     }
    333     dt.tzHour *= (FX_CHAR)k;
    334     if (i >= strLength || j < 2)
    335       return *this;
    336 
    337     ch = dtStr[i++];
    338     if (ch != '\'')
    339       return *this;
    340     j = 0;
    341     k = 0;
    342     while (i < strLength && j < 2) {
    343       ch = dtStr[i];
    344       k = k * 10 + FXSYS_toDecimalDigit(ch);
    345       j++;
    346       if (!std::isdigit(ch))
    347         break;
    348       i++;
    349     }
    350     dt.tzMinute = (uint8_t)k;
    351     if (i >= strLength || j < 2)
    352       return *this;
    353   }
    354 
    355   return *this;
    356 }
    357 
    358 CFX_ByteString CPDFSDK_DateTime::ToCommonDateTimeString() {
    359   CFX_ByteString str1;
    360   str1.Format("%04d-%02d-%02d %02d:%02d:%02d ", dt.year, dt.month, dt.day,
    361               dt.hour, dt.minute, dt.second);
    362   if (dt.tzHour < 0)
    363     str1 += "-";
    364   else
    365     str1 += "+";
    366   CFX_ByteString str2;
    367   str2.Format("%02d:%02d", abs(dt.tzHour), dt.tzMinute);
    368   return str1 + str2;
    369 }
    370 
    371 CFX_ByteString CPDFSDK_DateTime::ToPDFDateTimeString() {
    372   CFX_ByteString dtStr;
    373   char tempStr[32];
    374   memset(tempStr, 0, sizeof(tempStr));
    375   FXSYS_snprintf(tempStr, sizeof(tempStr) - 1, "D:%04d%02d%02d%02d%02d%02d",
    376                  dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second);
    377   dtStr = CFX_ByteString(tempStr);
    378   if (dt.tzHour < 0)
    379     dtStr += CFX_ByteString("-");
    380   else
    381     dtStr += CFX_ByteString("+");
    382   memset(tempStr, 0, sizeof(tempStr));
    383   FXSYS_snprintf(tempStr, sizeof(tempStr) - 1, "%02d'%02d'", abs(dt.tzHour),
    384                  dt.tzMinute);
    385   dtStr += CFX_ByteString(tempStr);
    386   return dtStr;
    387 }
    388 
    389 void CPDFSDK_DateTime::ToSystemTime(FX_SYSTEMTIME& st) {
    390   CPDFSDK_DateTime dt = *this;
    391   time_t t = (time_t)dt;
    392   struct tm* pTime = localtime(&t);
    393   if (pTime) {
    394     st.wYear = (FX_WORD)pTime->tm_year + 1900;
    395     st.wMonth = (FX_WORD)pTime->tm_mon + 1;
    396     st.wDay = (FX_WORD)pTime->tm_mday;
    397     st.wDayOfWeek = (FX_WORD)pTime->tm_wday;
    398     st.wHour = (FX_WORD)pTime->tm_hour;
    399     st.wMinute = (FX_WORD)pTime->tm_min;
    400     st.wSecond = (FX_WORD)pTime->tm_sec;
    401     st.wMilliseconds = 0;
    402   }
    403 }
    404 
    405 CPDFSDK_DateTime CPDFSDK_DateTime::ToGMT() {
    406   CPDFSDK_DateTime dt = *this;
    407   dt.AddSeconds(-_gAfxGetTimeZoneInSeconds(dt.dt.tzHour, dt.dt.tzMinute));
    408   dt.dt.tzHour = 0;
    409   dt.dt.tzMinute = 0;
    410   return dt;
    411 }
    412 
    413 CPDFSDK_DateTime& CPDFSDK_DateTime::AddDays(short days) {
    414   if (days == 0)
    415     return *this;
    416 
    417   int16_t y = dt.year, yy;
    418   uint8_t m = dt.month;
    419   uint8_t d = dt.day;
    420   int mdays, ydays, ldays;
    421 
    422   ldays = days;
    423   if (ldays > 0) {
    424     yy = y;
    425     if (((FX_WORD)m * 100 + d) > 300)
    426       yy++;
    427     ydays = _gAfxGetYearDays(yy);
    428     while (ldays >= ydays) {
    429       y++;
    430       ldays -= ydays;
    431       yy++;
    432       mdays = _gAfxGetMonthDays(y, m);
    433       if (d > mdays) {
    434         m++;
    435         d -= mdays;
    436       }
    437       ydays = _gAfxGetYearDays(yy);
    438     }
    439     mdays = _gAfxGetMonthDays(y, m) - d + 1;
    440     while (ldays >= mdays) {
    441       ldays -= mdays;
    442       m++;
    443       d = 1;
    444       mdays = _gAfxGetMonthDays(y, m);
    445     }
    446     d += ldays;
    447   } else {
    448     ldays *= -1;
    449     yy = y;
    450     if (((FX_WORD)m * 100 + d) < 300)
    451       yy--;
    452     ydays = _gAfxGetYearDays(yy);
    453     while (ldays >= ydays) {
    454       y--;
    455       ldays -= ydays;
    456       yy--;
    457       mdays = _gAfxGetMonthDays(y, m);
    458       if (d > mdays) {
    459         m++;
    460         d -= mdays;
    461       }
    462       ydays = _gAfxGetYearDays(yy);
    463     }
    464     while (ldays >= d) {
    465       ldays -= d;
    466       m--;
    467       mdays = _gAfxGetMonthDays(y, m);
    468       d = mdays;
    469     }
    470     d -= ldays;
    471   }
    472 
    473   dt.year = y;
    474   dt.month = m;
    475   dt.day = d;
    476 
    477   return *this;
    478 }
    479 
    480 CPDFSDK_DateTime& CPDFSDK_DateTime::AddSeconds(int seconds) {
    481   if (seconds == 0)
    482     return *this;
    483 
    484   int n;
    485   int days;
    486 
    487   n = dt.hour * 3600 + dt.minute * 60 + dt.second + seconds;
    488   if (n < 0) {
    489     days = (n - 86399) / 86400;
    490     n -= days * 86400;
    491   } else {
    492     days = n / 86400;
    493     n %= 86400;
    494   }
    495   dt.hour = (uint8_t)(n / 3600);
    496   dt.hour %= 24;
    497   n %= 3600;
    498   dt.minute = (uint8_t)(n / 60);
    499   dt.second = (uint8_t)(n % 60);
    500   if (days != 0)
    501     AddDays(days);
    502 
    503   return *this;
    504 }
    505 
    506 CPDFSDK_Annot::CPDFSDK_Annot(CPDFSDK_PageView* pPageView)
    507     : m_pPageView(pPageView), m_bSelected(FALSE), m_nTabOrder(-1) {
    508 }
    509 
    510 CPDFSDK_BAAnnot::CPDFSDK_BAAnnot(CPDF_Annot* pAnnot,
    511                                  CPDFSDK_PageView* pPageView)
    512     : CPDFSDK_Annot(pPageView), m_pAnnot(pAnnot) {
    513 }
    514 
    515 CPDF_Annot* CPDFSDK_BAAnnot::GetPDFAnnot() const {
    516   return m_pAnnot;
    517 }
    518 
    519 FX_BOOL CPDFSDK_Annot::IsSelected() {
    520   return m_bSelected;
    521 }
    522 
    523 void CPDFSDK_Annot::SetSelected(FX_BOOL bSelected) {
    524   m_bSelected = bSelected;
    525 }
    526 
    527 // Tab Order
    528 int CPDFSDK_Annot::GetTabOrder() {
    529   return m_nTabOrder;
    530 }
    531 
    532 void CPDFSDK_Annot::SetTabOrder(int iTabOrder) {
    533   m_nTabOrder = iTabOrder;
    534 }
    535 
    536 CPDF_Dictionary* CPDFSDK_BAAnnot::GetAnnotDict() const {
    537   return m_pAnnot->GetAnnotDict();
    538 }
    539 
    540 void CPDFSDK_BAAnnot::SetRect(const CPDF_Rect& rect) {
    541   ASSERT(rect.right - rect.left >= GetMinWidth());
    542   ASSERT(rect.top - rect.bottom >= GetMinHeight());
    543 
    544   m_pAnnot->GetAnnotDict()->SetAtRect("Rect", rect);
    545 }
    546 
    547 CPDF_Rect CPDFSDK_BAAnnot::GetRect() const {
    548   CPDF_Rect rect;
    549   m_pAnnot->GetRect(rect);
    550   return rect;
    551 }
    552 
    553 CFX_ByteString CPDFSDK_BAAnnot::GetType() const {
    554   return m_pAnnot->GetSubType();
    555 }
    556 
    557 CFX_ByteString CPDFSDK_BAAnnot::GetSubType() const {
    558   return "";
    559 }
    560 
    561 void CPDFSDK_BAAnnot::DrawAppearance(CFX_RenderDevice* pDevice,
    562                                      const CFX_Matrix* pUser2Device,
    563                                      CPDF_Annot::AppearanceMode mode,
    564                                      const CPDF_RenderOptions* pOptions) {
    565   m_pAnnot->DrawAppearance(m_pPageView->GetPDFPage(), pDevice, pUser2Device,
    566                            mode, pOptions);
    567 }
    568 
    569 FX_BOOL CPDFSDK_BAAnnot::IsAppearanceValid() {
    570   return m_pAnnot->GetAnnotDict()->GetDict("AP") != NULL;
    571 }
    572 
    573 FX_BOOL CPDFSDK_BAAnnot::IsAppearanceValid(CPDF_Annot::AppearanceMode mode) {
    574   CPDF_Dictionary* pAP = m_pAnnot->GetAnnotDict()->GetDict("AP");
    575   if (!pAP)
    576     return FALSE;
    577 
    578   // Choose the right sub-ap
    579   const FX_CHAR* ap_entry = "N";
    580   if (mode == CPDF_Annot::Down)
    581     ap_entry = "D";
    582   else if (mode == CPDF_Annot::Rollover)
    583     ap_entry = "R";
    584   if (!pAP->KeyExist(ap_entry))
    585     ap_entry = "N";
    586 
    587   // Get the AP stream or subdirectory
    588   CPDF_Object* psub = pAP->GetElementValue(ap_entry);
    589   return !!psub;
    590 }
    591 
    592 void CPDFSDK_BAAnnot::DrawBorder(CFX_RenderDevice* pDevice,
    593                                  const CFX_Matrix* pUser2Device,
    594                                  const CPDF_RenderOptions* pOptions) {
    595   m_pAnnot->DrawBorder(pDevice, pUser2Device, pOptions);
    596 }
    597 
    598 void CPDFSDK_BAAnnot::ClearCachedAP() {
    599   m_pAnnot->ClearCachedAP();
    600 }
    601 
    602 void CPDFSDK_BAAnnot::SetContents(const CFX_WideString& sContents) {
    603   if (sContents.IsEmpty())
    604     m_pAnnot->GetAnnotDict()->RemoveAt("Contents");
    605   else
    606     m_pAnnot->GetAnnotDict()->SetAtString("Contents",
    607                                           PDF_EncodeText(sContents));
    608 }
    609 
    610 CFX_WideString CPDFSDK_BAAnnot::GetContents() const {
    611   return m_pAnnot->GetAnnotDict()->GetUnicodeText("Contents");
    612 }
    613 
    614 void CPDFSDK_BAAnnot::SetAnnotName(const CFX_WideString& sName) {
    615   if (sName.IsEmpty())
    616     m_pAnnot->GetAnnotDict()->RemoveAt("NM");
    617   else
    618     m_pAnnot->GetAnnotDict()->SetAtString("NM", PDF_EncodeText(sName));
    619 }
    620 
    621 CFX_WideString CPDFSDK_BAAnnot::GetAnnotName() const {
    622   return m_pAnnot->GetAnnotDict()->GetUnicodeText("NM");
    623 }
    624 
    625 void CPDFSDK_BAAnnot::SetModifiedDate(const FX_SYSTEMTIME& st) {
    626   CPDFSDK_DateTime dt(st);
    627   CFX_ByteString str = dt.ToPDFDateTimeString();
    628 
    629   if (str.IsEmpty())
    630     m_pAnnot->GetAnnotDict()->RemoveAt("M");
    631   else
    632     m_pAnnot->GetAnnotDict()->SetAtString("M", str);
    633 }
    634 
    635 FX_SYSTEMTIME CPDFSDK_BAAnnot::GetModifiedDate() const {
    636   FX_SYSTEMTIME systime;
    637   CFX_ByteString str = m_pAnnot->GetAnnotDict()->GetString("M");
    638 
    639   CPDFSDK_DateTime dt(str);
    640   dt.ToSystemTime(systime);
    641 
    642   return systime;
    643 }
    644 
    645 void CPDFSDK_BAAnnot::SetFlags(int nFlags) {
    646   m_pAnnot->GetAnnotDict()->SetAtInteger("F", nFlags);
    647 }
    648 
    649 int CPDFSDK_BAAnnot::GetFlags() const {
    650   return m_pAnnot->GetAnnotDict()->GetInteger("F");
    651 }
    652 
    653 void CPDFSDK_BAAnnot::SetAppState(const CFX_ByteString& str) {
    654   if (str.IsEmpty())
    655     m_pAnnot->GetAnnotDict()->RemoveAt("AS");
    656   else
    657     m_pAnnot->GetAnnotDict()->SetAtString("AS", str);
    658 }
    659 
    660 CFX_ByteString CPDFSDK_BAAnnot::GetAppState() const {
    661   return m_pAnnot->GetAnnotDict()->GetString("AS");
    662 }
    663 
    664 void CPDFSDK_BAAnnot::SetStructParent(int key) {
    665   m_pAnnot->GetAnnotDict()->SetAtInteger("StructParent", key);
    666 }
    667 
    668 int CPDFSDK_BAAnnot::GetStructParent() const {
    669   return m_pAnnot->GetAnnotDict()->GetInteger("StructParent");
    670 }
    671 
    672 // border
    673 void CPDFSDK_BAAnnot::SetBorderWidth(int nWidth) {
    674   CPDF_Array* pBorder = m_pAnnot->GetAnnotDict()->GetArray("Border");
    675 
    676   if (pBorder) {
    677     pBorder->SetAt(2, new CPDF_Number(nWidth));
    678   } else {
    679     CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS");
    680 
    681     if (!pBSDict) {
    682       pBSDict = new CPDF_Dictionary;
    683       m_pAnnot->GetAnnotDict()->SetAt("BS", pBSDict);
    684     }
    685 
    686     pBSDict->SetAtInteger("W", nWidth);
    687   }
    688 }
    689 
    690 int CPDFSDK_BAAnnot::GetBorderWidth() const {
    691   if (CPDF_Array* pBorder = m_pAnnot->GetAnnotDict()->GetArray("Border")) {
    692     return pBorder->GetInteger(2);
    693   }
    694   if (CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS")) {
    695     return pBSDict->GetInteger("W", 1);
    696   }
    697   return 1;
    698 }
    699 
    700 void CPDFSDK_BAAnnot::SetBorderStyle(int nStyle) {
    701   CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS");
    702   if (!pBSDict) {
    703     pBSDict = new CPDF_Dictionary;
    704     m_pAnnot->GetAnnotDict()->SetAt("BS", pBSDict);
    705   }
    706 
    707   switch (nStyle) {
    708     case BBS_SOLID:
    709       pBSDict->SetAtName("S", "S");
    710       break;
    711     case BBS_DASH:
    712       pBSDict->SetAtName("S", "D");
    713       break;
    714     case BBS_BEVELED:
    715       pBSDict->SetAtName("S", "B");
    716       break;
    717     case BBS_INSET:
    718       pBSDict->SetAtName("S", "I");
    719       break;
    720     case BBS_UNDERLINE:
    721       pBSDict->SetAtName("S", "U");
    722       break;
    723   }
    724 }
    725 
    726 int CPDFSDK_BAAnnot::GetBorderStyle() const {
    727   CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS");
    728   if (pBSDict) {
    729     CFX_ByteString sBorderStyle = pBSDict->GetString("S", "S");
    730     if (sBorderStyle == "S")
    731       return BBS_SOLID;
    732     if (sBorderStyle == "D")
    733       return BBS_DASH;
    734     if (sBorderStyle == "B")
    735       return BBS_BEVELED;
    736     if (sBorderStyle == "I")
    737       return BBS_INSET;
    738     if (sBorderStyle == "U")
    739       return BBS_UNDERLINE;
    740   }
    741 
    742   CPDF_Array* pBorder = m_pAnnot->GetAnnotDict()->GetArray("Border");
    743   if (pBorder) {
    744     if (pBorder->GetCount() >= 4) {
    745       CPDF_Array* pDP = pBorder->GetArray(3);
    746       if (pDP && pDP->GetCount() > 0)
    747         return BBS_DASH;
    748     }
    749   }
    750 
    751   return BBS_SOLID;
    752 }
    753 
    754 void CPDFSDK_BAAnnot::SetBorderDash(const CFX_IntArray& array) {
    755   CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS");
    756   if (!pBSDict) {
    757     pBSDict = new CPDF_Dictionary;
    758     m_pAnnot->GetAnnotDict()->SetAt("BS", pBSDict);
    759   }
    760 
    761   CPDF_Array* pArray = new CPDF_Array;
    762   for (int i = 0, sz = array.GetSize(); i < sz; i++) {
    763     pArray->AddInteger(array[i]);
    764   }
    765 
    766   pBSDict->SetAt("D", pArray);
    767 }
    768 
    769 void CPDFSDK_BAAnnot::GetBorderDash(CFX_IntArray& array) const {
    770   CPDF_Array* pDash = NULL;
    771 
    772   CPDF_Array* pBorder = m_pAnnot->GetAnnotDict()->GetArray("Border");
    773   if (pBorder) {
    774     pDash = pBorder->GetArray(3);
    775   } else {
    776     CPDF_Dictionary* pBSDict = m_pAnnot->GetAnnotDict()->GetDict("BS");
    777     if (pBSDict) {
    778       pDash = pBSDict->GetArray("D");
    779     }
    780   }
    781 
    782   if (pDash) {
    783     for (int i = 0, sz = pDash->GetCount(); i < sz; i++) {
    784       array.Add(pDash->GetInteger(i));
    785     }
    786   }
    787 }
    788 
    789 void CPDFSDK_BAAnnot::SetColor(FX_COLORREF color) {
    790   CPDF_Array* pArray = new CPDF_Array;
    791   pArray->AddNumber((FX_FLOAT)FXSYS_GetRValue(color) / 255.0f);
    792   pArray->AddNumber((FX_FLOAT)FXSYS_GetGValue(color) / 255.0f);
    793   pArray->AddNumber((FX_FLOAT)FXSYS_GetBValue(color) / 255.0f);
    794   m_pAnnot->GetAnnotDict()->SetAt("C", pArray);
    795 }
    796 
    797 void CPDFSDK_BAAnnot::RemoveColor() {
    798   m_pAnnot->GetAnnotDict()->RemoveAt("C");
    799 }
    800 
    801 FX_BOOL CPDFSDK_BAAnnot::GetColor(FX_COLORREF& color) const {
    802   if (CPDF_Array* pEntry = m_pAnnot->GetAnnotDict()->GetArray("C")) {
    803     int nCount = pEntry->GetCount();
    804     if (nCount == 1) {
    805       FX_FLOAT g = pEntry->GetNumber(0) * 255;
    806 
    807       color = FXSYS_RGB((int)g, (int)g, (int)g);
    808 
    809       return TRUE;
    810     } else if (nCount == 3) {
    811       FX_FLOAT r = pEntry->GetNumber(0) * 255;
    812       FX_FLOAT g = pEntry->GetNumber(1) * 255;
    813       FX_FLOAT b = pEntry->GetNumber(2) * 255;
    814 
    815       color = FXSYS_RGB((int)r, (int)g, (int)b);
    816 
    817       return TRUE;
    818     } else if (nCount == 4) {
    819       FX_FLOAT c = pEntry->GetNumber(0);
    820       FX_FLOAT m = pEntry->GetNumber(1);
    821       FX_FLOAT y = pEntry->GetNumber(2);
    822       FX_FLOAT k = pEntry->GetNumber(3);
    823 
    824       FX_FLOAT r = 1.0f - std::min(1.0f, c + k);
    825       FX_FLOAT g = 1.0f - std::min(1.0f, m + k);
    826       FX_FLOAT b = 1.0f - std::min(1.0f, y + k);
    827 
    828       color = FXSYS_RGB((int)(r * 255), (int)(g * 255), (int)(b * 255));
    829 
    830       return TRUE;
    831     }
    832   }
    833 
    834   return FALSE;
    835 }
    836 
    837 void CPDFSDK_BAAnnot::WriteAppearance(const CFX_ByteString& sAPType,
    838                                       const CPDF_Rect& rcBBox,
    839                                       const CFX_Matrix& matrix,
    840                                       const CFX_ByteString& sContents,
    841                                       const CFX_ByteString& sAPState) {
    842   CPDF_Dictionary* pAPDict = m_pAnnot->GetAnnotDict()->GetDict("AP");
    843 
    844   if (!pAPDict) {
    845     pAPDict = new CPDF_Dictionary;
    846     m_pAnnot->GetAnnotDict()->SetAt("AP", pAPDict);
    847   }
    848 
    849   CPDF_Stream* pStream = nullptr;
    850   CPDF_Dictionary* pParentDict = nullptr;
    851 
    852   if (sAPState.IsEmpty()) {
    853     pParentDict = pAPDict;
    854     pStream = pAPDict->GetStream(sAPType);
    855   } else {
    856     CPDF_Dictionary* pAPTypeDict = pAPDict->GetDict(sAPType);
    857     if (!pAPTypeDict) {
    858       pAPTypeDict = new CPDF_Dictionary;
    859       pAPDict->SetAt(sAPType, pAPTypeDict);
    860     }
    861 
    862     pParentDict = pAPTypeDict;
    863     pStream = pAPTypeDict->GetStream(sAPState);
    864   }
    865 
    866   if (!pStream) {
    867     pStream = new CPDF_Stream(nullptr, 0, nullptr);
    868 
    869     CPDF_Document* pDoc = m_pPageView->GetPDFDocument();
    870     int32_t objnum = pDoc->AddIndirectObject(pStream);
    871     pParentDict->SetAtReference(sAPType, pDoc, objnum);
    872   }
    873 
    874   CPDF_Dictionary* pStreamDict = pStream->GetDict();
    875   if (!pStreamDict) {
    876     pStreamDict = new CPDF_Dictionary;
    877     pStreamDict->SetAtName("Type", "XObject");
    878     pStreamDict->SetAtName("Subtype", "Form");
    879     pStreamDict->SetAtInteger("FormType", 1);
    880     pStream->InitStream(nullptr, 0, pStreamDict);
    881   }
    882 
    883   if (pStreamDict) {
    884     pStreamDict->SetAtMatrix("Matrix", matrix);
    885     pStreamDict->SetAtRect("BBox", rcBBox);
    886   }
    887 
    888   pStream->SetData((uint8_t*)sContents.c_str(), sContents.GetLength(), FALSE,
    889                    FALSE);
    890 }
    891 
    892 #define BA_ANNOT_MINWIDTH 1
    893 #define BA_ANNOT_MINHEIGHT 1
    894 
    895 FX_FLOAT CPDFSDK_Annot::GetMinWidth() const {
    896   return BA_ANNOT_MINWIDTH;
    897 }
    898 
    899 FX_FLOAT CPDFSDK_Annot::GetMinHeight() const {
    900   return BA_ANNOT_MINHEIGHT;
    901 }
    902 
    903 FX_BOOL CPDFSDK_BAAnnot::CreateFormFiller() {
    904   return TRUE;
    905 }
    906 FX_BOOL CPDFSDK_BAAnnot::IsVisible() const {
    907   int nFlags = GetFlags();
    908   return !((nFlags & ANNOTFLAG_INVISIBLE) || (nFlags & ANNOTFLAG_HIDDEN) ||
    909            (nFlags & ANNOTFLAG_NOVIEW));
    910 }
    911 
    912 CPDF_Action CPDFSDK_BAAnnot::GetAction() const {
    913   return CPDF_Action(m_pAnnot->GetAnnotDict()->GetDict("A"));
    914 }
    915 
    916 void CPDFSDK_BAAnnot::SetAction(const CPDF_Action& action) {
    917   ASSERT(action);
    918   if ((CPDF_Action&)action !=
    919       CPDF_Action(m_pAnnot->GetAnnotDict()->GetDict("A"))) {
    920     CPDF_Document* pDoc = m_pPageView->GetPDFDocument();
    921     CPDF_Dictionary* pDict = action.GetDict();
    922     if (pDict && pDict->GetObjNum() == 0) {
    923       pDoc->AddIndirectObject(pDict);
    924     }
    925     m_pAnnot->GetAnnotDict()->SetAtReference("A", pDoc, pDict->GetObjNum());
    926   }
    927 }
    928 
    929 void CPDFSDK_BAAnnot::RemoveAction() {
    930   m_pAnnot->GetAnnotDict()->RemoveAt("A");
    931 }
    932 
    933 CPDF_AAction CPDFSDK_BAAnnot::GetAAction() const {
    934   return m_pAnnot->GetAnnotDict()->GetDict("AA");
    935 }
    936 
    937 void CPDFSDK_BAAnnot::SetAAction(const CPDF_AAction& aa) {
    938   if ((CPDF_AAction&)aa != m_pAnnot->GetAnnotDict()->GetDict("AA"))
    939     m_pAnnot->GetAnnotDict()->SetAt("AA", (CPDF_AAction&)aa);
    940 }
    941 
    942 void CPDFSDK_BAAnnot::RemoveAAction() {
    943   m_pAnnot->GetAnnotDict()->RemoveAt("AA");
    944 }
    945 
    946 CPDF_Action CPDFSDK_BAAnnot::GetAAction(CPDF_AAction::AActionType eAAT) {
    947   CPDF_AAction AAction = GetAAction();
    948 
    949   if (AAction.ActionExist(eAAT))
    950     return AAction.GetAction(eAAT);
    951 
    952   if (eAAT == CPDF_AAction::ButtonUp)
    953     return GetAction();
    954 
    955   return CPDF_Action();
    956 }
    957 
    958 #ifdef PDF_ENABLE_XFA
    959 FX_BOOL CPDFSDK_BAAnnot::IsXFAField() {
    960   return FALSE;
    961 }
    962 #endif  // PDF_ENABLE_XFA
    963 
    964 void CPDFSDK_BAAnnot::Annot_OnDraw(CFX_RenderDevice* pDevice,
    965                                    CFX_Matrix* pUser2Device,
    966                                    CPDF_RenderOptions* pOptions) {
    967   m_pAnnot->GetAPForm(m_pPageView->GetPDFPage(), CPDF_Annot::Normal);
    968   m_pAnnot->DrawAppearance(m_pPageView->GetPDFPage(), pDevice, pUser2Device,
    969                            CPDF_Annot::Normal, NULL);
    970 }
    971 
    972 UnderlyingPageType* CPDFSDK_Annot::GetUnderlyingPage() {
    973 #ifdef PDF_ENABLE_XFA
    974   return GetPDFXFAPage();
    975 #else   // PDF_ENABLE_XFA
    976   return GetPDFPage();
    977 #endif  // PDF_ENABLE_XFA
    978 }
    979 
    980 CPDF_Page* CPDFSDK_Annot::GetPDFPage() {
    981   if (m_pPageView)
    982     return m_pPageView->GetPDFPage();
    983   return NULL;
    984 }
    985 
    986 #ifdef PDF_ENABLE_XFA
    987 CPDFXFA_Page* CPDFSDK_Annot::GetPDFXFAPage() {
    988   if (m_pPageView)
    989     return m_pPageView->GetPDFXFAPage();
    990   return NULL;
    991 }
    992 #endif  // PDF_ENABLE_XFA
    993