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 "core/fpdfdoc/cpdf_iconfit.h"
8
9#include "core/fpdfapi/parser/cpdf_array.h"
10#include "core/fpdfapi/parser/cpdf_dictionary.h"
11#include "core/fxcrt/fx_string.h"
12
13CPDF_IconFit::ScaleMethod CPDF_IconFit::GetScaleMethod() {
14  if (!m_pDict)
15    return Always;
16
17  CFX_ByteString csSW = m_pDict->GetStringFor("SW", "A");
18  if (csSW == "B")
19    return Bigger;
20  if (csSW == "S")
21    return Smaller;
22  if (csSW == "N")
23    return Never;
24  return Always;
25}
26
27bool CPDF_IconFit::IsProportionalScale() {
28  return m_pDict ? m_pDict->GetStringFor("S", "P") != "A" : true;
29}
30
31void CPDF_IconFit::GetIconPosition(FX_FLOAT& fLeft, FX_FLOAT& fBottom) {
32  fLeft = fBottom = 0.5;
33  if (!m_pDict)
34    return;
35
36  CPDF_Array* pA = m_pDict->GetArrayFor("A");
37  if (pA) {
38    uint32_t dwCount = pA->GetCount();
39    if (dwCount > 0)
40      fLeft = pA->GetNumberAt(0);
41    if (dwCount > 1)
42      fBottom = pA->GetNumberAt(1);
43  }
44}
45
46bool CPDF_IconFit::GetFittingBounds() {
47  return m_pDict ? m_pDict->GetBooleanFor("FB") : false;
48}
49