jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 1 | // Copyright 2016 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 "fpdfsdk/include/cpdfsdk_annothandlermgr.h" |
| 8 | |
| 9 | #include "core/fpdfdoc/include/cpdf_annot.h" |
jaepark | 611adb8 | 2016-08-17 11:34:36 -0700 | [diff] [blame] | 10 | #include "fpdfsdk/include/cba_annotiterator.h" |
jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 11 | #include "fpdfsdk/include/cpdfsdk_annot.h" |
| 12 | #include "fpdfsdk/include/cpdfsdk_baannot.h" |
| 13 | #include "fpdfsdk/include/cpdfsdk_bfannothandler.h" |
| 14 | #include "fpdfsdk/include/cpdfsdk_datetime.h" |
| 15 | #include "fpdfsdk/include/fsdk_mgr.h" |
| 16 | |
| 17 | #ifdef PDF_ENABLE_XFA |
| 18 | #include "fpdfsdk/include/cpdfsdk_xfaannothandler.h" |
| 19 | #include "fpdfsdk/fpdfxfa/include/fpdfxfa_page.h" |
| 20 | #include "xfa/fxfa/include/xfa_ffpageview.h" |
| 21 | #include "xfa/fxfa/include/xfa_ffwidget.h" |
| 22 | #endif // PDF_ENABLE_XFA |
| 23 | |
| 24 | CPDFSDK_AnnotHandlerMgr::CPDFSDK_AnnotHandlerMgr(CPDFDoc_Environment* pApp) { |
| 25 | m_pApp = pApp; |
| 26 | |
| 27 | CPDFSDK_BFAnnotHandler* pHandler = new CPDFSDK_BFAnnotHandler(m_pApp); |
| 28 | pHandler->SetFormFiller(m_pApp->GetIFormFiller()); |
| 29 | RegisterAnnotHandler(pHandler); |
| 30 | #ifdef PDF_ENABLE_XFA |
| 31 | CPDFSDK_XFAAnnotHandler* pXFAAnnotHandler = |
| 32 | new CPDFSDK_XFAAnnotHandler(m_pApp); |
| 33 | RegisterAnnotHandler(pXFAAnnotHandler); |
| 34 | #endif // PDF_ENABLE_XFA |
| 35 | } |
| 36 | |
| 37 | CPDFSDK_AnnotHandlerMgr::~CPDFSDK_AnnotHandlerMgr() {} |
| 38 | |
| 39 | void CPDFSDK_AnnotHandlerMgr::RegisterAnnotHandler( |
| 40 | IPDFSDK_AnnotHandler* pAnnotHandler) { |
| 41 | ASSERT(!GetAnnotHandler(pAnnotHandler->GetType())); |
| 42 | |
| 43 | m_mapType2Handler[pAnnotHandler->GetType()].reset(pAnnotHandler); |
| 44 | } |
| 45 | |
| 46 | void CPDFSDK_AnnotHandlerMgr::UnRegisterAnnotHandler( |
| 47 | IPDFSDK_AnnotHandler* pAnnotHandler) { |
| 48 | m_mapType2Handler.erase(pAnnotHandler->GetType()); |
| 49 | } |
| 50 | |
| 51 | CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::NewAnnot(CPDF_Annot* pAnnot, |
| 52 | CPDFSDK_PageView* pPageView) { |
| 53 | ASSERT(pPageView); |
| 54 | |
| 55 | if (IPDFSDK_AnnotHandler* pAnnotHandler = |
jaepark | 9ed9137 | 2016-08-26 16:16:10 -0700 | [diff] [blame] | 56 | GetAnnotHandler(pAnnot->GetSubtype())) { |
jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 57 | return pAnnotHandler->NewAnnot(pAnnot, pPageView); |
| 58 | } |
| 59 | |
| 60 | return new CPDFSDK_BAAnnot(pAnnot, pPageView); |
| 61 | } |
| 62 | |
| 63 | #ifdef PDF_ENABLE_XFA |
| 64 | CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::NewAnnot(CXFA_FFWidget* pAnnot, |
| 65 | CPDFSDK_PageView* pPageView) { |
| 66 | ASSERT(pAnnot); |
| 67 | ASSERT(pPageView); |
| 68 | |
| 69 | if (IPDFSDK_AnnotHandler* pAnnotHandler = |
| 70 | GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME)) { |
| 71 | return pAnnotHandler->NewAnnot(pAnnot, pPageView); |
| 72 | } |
| 73 | |
| 74 | return nullptr; |
| 75 | } |
| 76 | #endif // PDF_ENABLE_XFA |
| 77 | |
| 78 | void CPDFSDK_AnnotHandlerMgr::ReleaseAnnot(CPDFSDK_Annot* pAnnot) { |
| 79 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| 80 | pAnnotHandler->OnRelease(pAnnot); |
| 81 | pAnnotHandler->ReleaseAnnot(pAnnot); |
| 82 | } else { |
| 83 | delete pAnnot; |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | void CPDFSDK_AnnotHandlerMgr::Annot_OnCreate(CPDFSDK_Annot* pAnnot) { |
| 88 | CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot(); |
| 89 | |
| 90 | CPDFSDK_DateTime curTime; |
| 91 | pPDFAnnot->GetAnnotDict()->SetAtString("M", curTime.ToPDFDateTimeString()); |
| 92 | pPDFAnnot->GetAnnotDict()->SetAtNumber("F", 0); |
| 93 | |
| 94 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 95 | pAnnotHandler->OnCreate(pAnnot); |
| 96 | } |
| 97 | |
| 98 | void CPDFSDK_AnnotHandlerMgr::Annot_OnLoad(CPDFSDK_Annot* pAnnot) { |
| 99 | ASSERT(pAnnot); |
| 100 | |
| 101 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 102 | pAnnotHandler->OnLoad(pAnnot); |
| 103 | } |
| 104 | |
| 105 | IPDFSDK_AnnotHandler* CPDFSDK_AnnotHandlerMgr::GetAnnotHandler( |
| 106 | CPDFSDK_Annot* pAnnot) const { |
| 107 | CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot(); |
| 108 | if (pPDFAnnot) |
jaepark | 9ed9137 | 2016-08-26 16:16:10 -0700 | [diff] [blame] | 109 | return GetAnnotHandler(pPDFAnnot->GetSubtype()); |
jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 110 | #ifdef PDF_ENABLE_XFA |
| 111 | if (pAnnot->GetXFAWidget()) |
| 112 | return GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME); |
| 113 | #endif // PDF_ENABLE_XFA |
| 114 | return nullptr; |
| 115 | } |
| 116 | |
| 117 | IPDFSDK_AnnotHandler* CPDFSDK_AnnotHandlerMgr::GetAnnotHandler( |
| 118 | const CFX_ByteString& sType) const { |
| 119 | auto it = m_mapType2Handler.find(sType); |
| 120 | return it != m_mapType2Handler.end() ? it->second.get() : nullptr; |
| 121 | } |
| 122 | |
| 123 | void CPDFSDK_AnnotHandlerMgr::Annot_OnDraw(CPDFSDK_PageView* pPageView, |
| 124 | CPDFSDK_Annot* pAnnot, |
| 125 | CFX_RenderDevice* pDevice, |
| 126 | CFX_Matrix* pUser2Device, |
| 127 | uint32_t dwFlags) { |
| 128 | ASSERT(pAnnot); |
| 129 | |
| 130 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| 131 | pAnnotHandler->OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags); |
| 132 | } else { |
| 133 | #ifdef PDF_ENABLE_XFA |
| 134 | if (pAnnot->IsXFAField()) |
| 135 | return; |
| 136 | #endif // PDF_ENABLE_XFA |
| 137 | static_cast<CPDFSDK_BAAnnot*>(pAnnot)->DrawAppearance( |
| 138 | pDevice, pUser2Device, CPDF_Annot::Normal, nullptr); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonDown( |
| 143 | CPDFSDK_PageView* pPageView, |
| 144 | CPDFSDK_Annot* pAnnot, |
| 145 | uint32_t nFlags, |
| 146 | const CFX_FloatPoint& point) { |
| 147 | ASSERT(pAnnot); |
| 148 | |
| 149 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 150 | return pAnnotHandler->OnLButtonDown(pPageView, pAnnot, nFlags, point); |
| 151 | |
| 152 | return FALSE; |
| 153 | } |
| 154 | |
| 155 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonUp( |
| 156 | CPDFSDK_PageView* pPageView, |
| 157 | CPDFSDK_Annot* pAnnot, |
| 158 | uint32_t nFlags, |
| 159 | const CFX_FloatPoint& point) { |
| 160 | ASSERT(pAnnot); |
| 161 | |
| 162 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 163 | return pAnnotHandler->OnLButtonUp(pPageView, pAnnot, nFlags, point); |
| 164 | |
| 165 | return FALSE; |
| 166 | } |
| 167 | |
| 168 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonDblClk( |
| 169 | CPDFSDK_PageView* pPageView, |
| 170 | CPDFSDK_Annot* pAnnot, |
| 171 | uint32_t nFlags, |
| 172 | const CFX_FloatPoint& point) { |
| 173 | ASSERT(pAnnot); |
| 174 | |
| 175 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 176 | return pAnnotHandler->OnLButtonDblClk(pPageView, pAnnot, nFlags, point); |
| 177 | |
| 178 | return FALSE; |
| 179 | } |
| 180 | |
| 181 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnMouseMove( |
| 182 | CPDFSDK_PageView* pPageView, |
| 183 | CPDFSDK_Annot* pAnnot, |
| 184 | uint32_t nFlags, |
| 185 | const CFX_FloatPoint& point) { |
| 186 | ASSERT(pAnnot); |
| 187 | |
| 188 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 189 | return pAnnotHandler->OnMouseMove(pPageView, pAnnot, nFlags, point); |
| 190 | |
| 191 | return FALSE; |
| 192 | } |
| 193 | |
| 194 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnMouseWheel( |
| 195 | CPDFSDK_PageView* pPageView, |
| 196 | CPDFSDK_Annot* pAnnot, |
| 197 | uint32_t nFlags, |
| 198 | short zDelta, |
| 199 | const CFX_FloatPoint& point) { |
| 200 | ASSERT(pAnnot); |
| 201 | |
| 202 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| 203 | return pAnnotHandler->OnMouseWheel(pPageView, pAnnot, nFlags, zDelta, |
| 204 | point); |
| 205 | } |
| 206 | return FALSE; |
| 207 | } |
| 208 | |
| 209 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnRButtonDown( |
| 210 | CPDFSDK_PageView* pPageView, |
| 211 | CPDFSDK_Annot* pAnnot, |
| 212 | uint32_t nFlags, |
| 213 | const CFX_FloatPoint& point) { |
| 214 | ASSERT(pAnnot); |
| 215 | |
| 216 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 217 | return pAnnotHandler->OnRButtonDown(pPageView, pAnnot, nFlags, point); |
| 218 | |
| 219 | return FALSE; |
| 220 | } |
| 221 | |
| 222 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnRButtonUp( |
| 223 | CPDFSDK_PageView* pPageView, |
| 224 | CPDFSDK_Annot* pAnnot, |
| 225 | uint32_t nFlags, |
| 226 | const CFX_FloatPoint& point) { |
| 227 | ASSERT(pAnnot); |
| 228 | |
| 229 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 230 | return pAnnotHandler->OnRButtonUp(pPageView, pAnnot, nFlags, point); |
| 231 | |
| 232 | return FALSE; |
| 233 | } |
| 234 | |
| 235 | void CPDFSDK_AnnotHandlerMgr::Annot_OnMouseEnter(CPDFSDK_PageView* pPageView, |
| 236 | CPDFSDK_Annot* pAnnot, |
| 237 | uint32_t nFlag) { |
| 238 | ASSERT(pAnnot); |
| 239 | |
| 240 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 241 | pAnnotHandler->OnMouseEnter(pPageView, pAnnot, nFlag); |
| 242 | } |
| 243 | |
| 244 | void CPDFSDK_AnnotHandlerMgr::Annot_OnMouseExit(CPDFSDK_PageView* pPageView, |
| 245 | CPDFSDK_Annot* pAnnot, |
| 246 | uint32_t nFlag) { |
| 247 | ASSERT(pAnnot); |
| 248 | |
| 249 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 250 | pAnnotHandler->OnMouseExit(pPageView, pAnnot, nFlag); |
| 251 | } |
| 252 | |
| 253 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChar(CPDFSDK_Annot* pAnnot, |
| 254 | uint32_t nChar, |
| 255 | uint32_t nFlags) { |
| 256 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 257 | return pAnnotHandler->OnChar(pAnnot, nChar, nFlags); |
| 258 | |
| 259 | return FALSE; |
| 260 | } |
| 261 | |
| 262 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKeyDown(CPDFSDK_Annot* pAnnot, |
| 263 | int nKeyCode, |
| 264 | int nFlag) { |
| 265 | if (!m_pApp->FFI_IsCTRLKeyDown(nFlag) && !m_pApp->FFI_IsALTKeyDown(nFlag)) { |
| 266 | CPDFSDK_PageView* pPage = pAnnot->GetPageView(); |
| 267 | CPDFSDK_Annot* pFocusAnnot = pPage->GetFocusAnnot(); |
| 268 | if (pFocusAnnot && (nKeyCode == FWL_VKEY_Tab)) { |
| 269 | CPDFSDK_Annot* pNext = |
| 270 | GetNextAnnot(pFocusAnnot, !m_pApp->FFI_IsSHIFTKeyDown(nFlag)); |
| 271 | |
| 272 | if (pNext && pNext != pFocusAnnot) { |
| 273 | CPDFSDK_Document* pDocument = pPage->GetSDKDocument(); |
| 274 | pDocument->SetFocusAnnot(pNext); |
| 275 | return TRUE; |
| 276 | } |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 281 | return pAnnotHandler->OnKeyDown(pAnnot, nKeyCode, nFlag); |
| 282 | |
| 283 | return FALSE; |
| 284 | } |
| 285 | |
| 286 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKeyUp(CPDFSDK_Annot* pAnnot, |
| 287 | int nKeyCode, |
| 288 | int nFlag) { |
| 289 | return FALSE; |
| 290 | } |
| 291 | |
| 292 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnSetFocus(CPDFSDK_Annot* pAnnot, |
| 293 | uint32_t nFlag) { |
| 294 | ASSERT(pAnnot); |
| 295 | |
| 296 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| 297 | if (pAnnotHandler->OnSetFocus(pAnnot, nFlag)) { |
| 298 | CPDFSDK_PageView* pPage = pAnnot->GetPageView(); |
| 299 | pPage->GetSDKDocument(); |
| 300 | return TRUE; |
| 301 | } |
| 302 | } |
| 303 | return FALSE; |
| 304 | } |
| 305 | |
| 306 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKillFocus(CPDFSDK_Annot* pAnnot, |
| 307 | uint32_t nFlag) { |
| 308 | ASSERT(pAnnot); |
| 309 | |
| 310 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 311 | return pAnnotHandler->OnKillFocus(pAnnot, nFlag); |
| 312 | |
| 313 | return FALSE; |
| 314 | } |
| 315 | |
| 316 | #ifdef PDF_ENABLE_XFA |
| 317 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChangeFocus( |
| 318 | CPDFSDK_Annot* pSetAnnot, |
| 319 | CPDFSDK_Annot* pKillAnnot) { |
| 320 | FX_BOOL bXFA = (pSetAnnot && pSetAnnot->GetXFAWidget()) || |
| 321 | (pKillAnnot && pKillAnnot->GetXFAWidget()); |
| 322 | |
| 323 | if (bXFA) { |
| 324 | if (IPDFSDK_AnnotHandler* pXFAAnnotHandler = |
| 325 | GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME)) |
| 326 | return pXFAAnnotHandler->OnXFAChangedFocus(pKillAnnot, pSetAnnot); |
| 327 | } |
| 328 | |
| 329 | return TRUE; |
| 330 | } |
| 331 | #endif // PDF_ENABLE_XFA |
| 332 | |
| 333 | CFX_FloatRect CPDFSDK_AnnotHandlerMgr::Annot_OnGetViewBBox( |
| 334 | CPDFSDK_PageView* pPageView, |
| 335 | CPDFSDK_Annot* pAnnot) { |
| 336 | ASSERT(pAnnot); |
| 337 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| 338 | return pAnnotHandler->GetViewBBox(pPageView, pAnnot); |
| 339 | |
| 340 | return pAnnot->GetRect(); |
| 341 | } |
| 342 | |
| 343 | FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnHitTest(CPDFSDK_PageView* pPageView, |
| 344 | CPDFSDK_Annot* pAnnot, |
| 345 | const CFX_FloatPoint& point) { |
| 346 | ASSERT(pAnnot); |
| 347 | if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| 348 | if (pAnnotHandler->CanAnswer(pAnnot)) |
| 349 | return pAnnotHandler->HitTest(pPageView, pAnnot, point); |
| 350 | } |
| 351 | return FALSE; |
| 352 | } |
| 353 | |
| 354 | CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::GetNextAnnot(CPDFSDK_Annot* pSDKAnnot, |
| 355 | FX_BOOL bNext) { |
| 356 | #ifdef PDF_ENABLE_XFA |
| 357 | CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView(); |
| 358 | CPDFXFA_Page* pPage = pPageView->GetPDFXFAPage(); |
| 359 | if (!pPage) |
| 360 | return nullptr; |
| 361 | if (pPage->GetPDFPage()) { // for pdf annots. |
jaepark | 9ed9137 | 2016-08-26 16:16:10 -0700 | [diff] [blame] | 362 | CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), |
| 363 | pSDKAnnot->GetAnnotSubtype()); |
jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 364 | CPDFSDK_Annot* pNext = |
| 365 | bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot); |
| 366 | return pNext; |
| 367 | } |
| 368 | // for xfa annots |
| 369 | std::unique_ptr<IXFA_WidgetIterator> pWidgetIterator( |
| 370 | pPage->GetXFAPageView()->CreateWidgetIterator( |
| 371 | XFA_TRAVERSEWAY_Tranvalse, XFA_WidgetStatus_Visible | |
| 372 | XFA_WidgetStatus_Viewable | |
| 373 | XFA_WidgetStatus_Focused)); |
| 374 | if (!pWidgetIterator) |
| 375 | return nullptr; |
| 376 | if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget()) |
| 377 | pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget()); |
| 378 | CXFA_FFWidget* hNextFocus = |
| 379 | bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious(); |
| 380 | if (!hNextFocus && pSDKAnnot) |
| 381 | hNextFocus = pWidgetIterator->MoveToFirst(); |
| 382 | |
| 383 | return pPageView->GetAnnotByXFAWidget(hNextFocus); |
| 384 | #else // PDF_ENABLE_XFA |
jaepark | 9ed9137 | 2016-08-26 16:16:10 -0700 | [diff] [blame] | 385 | CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), "Widget"); |
jaepark | 98e1019 | 2016-08-15 10:51:11 -0700 | [diff] [blame] | 386 | return bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot); |
| 387 | #endif // PDF_ENABLE_XFA |
| 388 | } |