From ca28cb636331de447125de476decbec333fe613b Mon Sep 17 00:00:00 2001 From: Ralf Sippl Date: Mon, 26 Mar 2018 18:38:20 +0000 Subject: Add FPDFAnnot_CountAttachmentPoints This CL adds a function to the API that returns the number of quadpoint sets. Change-Id: I999bc567a4c98f6c32e87810e7ecfbb634c7b677 Reviewed-on: https://pdfium-review.googlesource.com/29130 Reviewed-by: Lei Zhang Commit-Queue: Lei Zhang --- fpdfsdk/fpdfannot.cpp | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) (limited to 'fpdfsdk/fpdfannot.cpp') diff --git a/fpdfsdk/fpdfannot.cpp b/fpdfsdk/fpdfannot.cpp index b5dccaade1..c52807148e 100644 --- a/fpdfsdk/fpdfannot.cpp +++ b/fpdfsdk/fpdfannot.cpp @@ -583,7 +583,7 @@ FPDFAnnot_HasAttachmentPoints(FPDF_ANNOTATION annot) { FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FPDFAnnot_SetAttachmentPoints(FPDF_ANNOTATION annot, const FS_QUADPOINTSF* quad_points) { - if (!annot || !quad_points || !FPDFAnnot_HasAttachmentPoints(annot)) + if (!FPDFAnnot_HasAttachmentPoints(annot) || !quad_points) return false; CPDF_Dictionary* pAnnotDict = @@ -621,10 +621,21 @@ FPDFAnnot_SetAttachmentPoints(FPDF_ANNOTATION annot, return true; } +FPDF_EXPORT size_t FPDF_CALLCONV +FPDFAnnot_CountAttachmentPoints(FPDF_ANNOTATION annot) { + if (!FPDFAnnot_HasAttachmentPoints(annot)) + return 0; + + CPDF_Dictionary* pAnnotDict = + CPDFAnnotContextFromFPDFAnnotation(annot)->GetAnnotDict(); + const CPDF_Array* pArray = GetQuadPointsArrayFromDictionary(pAnnotDict); + return pArray ? pArray->GetCount() / 8 : 0; +} + FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FPDFAnnot_GetAttachmentPoints(FPDF_ANNOTATION annot, FS_QUADPOINTSF* quad_points) { - if (!annot || !quad_points || !FPDFAnnot_HasAttachmentPoints(annot)) + if (!FPDFAnnot_HasAttachmentPoints(annot) || !quad_points) return false; return GetQuadPointsFromDictionary( -- cgit v1.2.3