Define behaviors of FPDF_RenderPageBitmap_Retail and FPDF_FFLDraw.

core/fpdfdoc/cpdf_annot.cpp

 // Copyright 2016 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/fpdfdoc/include/cpdf_annot.h"
 
 #include "core/fpdfapi/fpdf_page/include/cpdf_form.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
@@ skipping 304 matching lines @@
   }
   CPDF_RenderContext context(pPage);
   context.AppendLayer(pForm, &matrix);
   context.Render(pDevice, pOptions, nullptr);
   return TRUE;
 }
 FX_BOOL CPDF_Annot::DrawInContext(const CPDF_Page* pPage,
                                   CPDF_RenderContext* pContext,
                                   const CFX_Matrix* pUser2Device,
                                   AppearanceMode mode) {
+  if (IsAnnotationHidden(m_pAnnotDict))

[Lei Zhang, 2016/09/09 07:09:01]

The newly added code is the same as the code in DrawAppearance() above -
combine?

[jaepark, 2016/09/09 18:44:32]

Done.

+    return FALSE;
+
+  if (m_nSubtype == CPDF_Annot::Subtype::POPUP && !m_bOpenState)
+    return FALSE;
+
+  // It might happen that by the time this annotation instance was created,
+  // it was flagged as "hidden" (e.g. /F 2), and hence CPVT_GenerateAP decided
+  // to not "generate" its AP.
+  // If for a reason the object is no longer hidden, but still does not have
+  // its "AP" generated, generate it now.
+  GenerateAPIfNeeded();
+
   CFX_Matrix matrix;
   CPDF_Form* pForm =
       FPDFDOC_Annot_GetMatrix(pPage, this, mode, pUser2Device, matrix);
   if (!pForm) {
     return FALSE;
   }
   pContext->AppendLayer(pForm, &matrix);
   return TRUE;
 }
 void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice,
@@ skipping 88 matching lines @@
   CFX_PathData path;
   width /= 2;
   path.AppendRect(rect.left + width, rect.bottom + width, rect.right - width,
                   rect.top - width);
   int fill_type = 0;
   if (pOptions && (pOptions->m_Flags & RENDER_NOPATHSMOOTH)) {
     fill_type |= FXFILL_NOPATHSMOOTH;
   }
   pDevice->DrawPath(&path, pUser2Device, &graph_state, argb, argb, fill_type);
 }