cxfa_data.cpp revision 4d3acf4ec42bf6e838f9060103aff98fbf170794 
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 "xfa/fxfa/parser/cxfa_data.h"
8
9#include "core/fxcrt/fx_ext.h"
10#include "xfa/fxfa/parser/cxfa_measurement.h"
11#include "xfa/fxfa/parser/xfa_object.h"
12
13// Static.
14FX_ARGB CXFA_Data::ToColor(const CFX_WideStringC& wsValue) {
15  uint8_t r = 0, g = 0, b = 0;
16  if (wsValue.GetLength() == 0)
17    return 0xff000000;
18
19  int cc = 0;
20  const FX_WCHAR* str = wsValue.c_str();
21  int len = wsValue.GetLength();
22  while (FXSYS_iswspace(str[cc]) && cc < len)
23    cc++;
24
25  if (cc >= len)
26    return 0xff000000;
27
28  while (cc < len) {
29    if (str[cc] == ',' || !FXSYS_isDecimalDigit(str[cc]))
30      break;
31
32    r = r * 10 + str[cc] - '0';
33    cc++;
34  }
35  if (cc < len && str[cc] == ',') {
36    cc++;
37    while (FXSYS_iswspace(str[cc]) && cc < len)
38      cc++;
39
40    while (cc < len) {
41      if (str[cc] == ',' || !FXSYS_isDecimalDigit(str[cc]))
42        break;
43
44      g = g * 10 + str[cc] - '0';
45      cc++;
46    }
47    if (cc < len && str[cc] == ',') {
48      cc++;
49      while (FXSYS_iswspace(str[cc]) && cc < len)
50        cc++;
51
52      while (cc < len) {
53        if (str[cc] == ',' || !FXSYS_isDecimalDigit(str[cc]))
54          break;
55
56        b = b * 10 + str[cc] - '0';
57        cc++;
58      }
59    }
60  }
61  return (0xff << 24) | (r << 16) | (g << 8) | b;
62}
63
64XFA_Element CXFA_Data::GetElementType() const {
65  return m_pNode ? m_pNode->GetElementType() : XFA_Element::Unknown;
66}
67
68bool CXFA_Data::TryMeasure(XFA_ATTRIBUTE eAttr,
69                           FX_FLOAT& fValue,
70                           bool bUseDefault) const {
71  CXFA_Measurement ms;
72  if (m_pNode->TryMeasure(eAttr, ms, bUseDefault)) {
73    fValue = ms.ToUnit(XFA_UNIT_Pt);
74    return true;
75  }
76  return false;
77}
78
79bool CXFA_Data::SetMeasure(XFA_ATTRIBUTE eAttr, FX_FLOAT fValue) {
80  CXFA_Measurement ms(fValue, XFA_UNIT_Pt);
81  return m_pNode->SetMeasure(eAttr, ms);
82}
83