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// 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/cpvt_color.h"
#include "core/fpdfapi/parser/cpdf_simple_parser.h"
// Static.
CPVT_Color CPVT_Color::ParseColor(const CFX_ByteString& str) {
CPDF_SimpleParser syntax(str.AsStringC());
if (syntax.FindTagParamFromStart("g", 1))
return CPVT_Color(CPVT_Color::kGray, FX_atof(syntax.GetWord()));
if (syntax.FindTagParamFromStart("rg", 3)) {
float f1 = FX_atof(syntax.GetWord());
float f2 = FX_atof(syntax.GetWord());
float f3 = FX_atof(syntax.GetWord());
return CPVT_Color(CPVT_Color::kRGB, f1, f2, f3);
}
if (syntax.FindTagParamFromStart("k", 4)) {
float f1 = FX_atof(syntax.GetWord());
float f2 = FX_atof(syntax.GetWord());
float f3 = FX_atof(syntax.GetWord());
float f4 = FX_atof(syntax.GetWord());
return CPVT_Color(CPVT_Color::kCMYK, f1, f2, f3, f4);
}
return CPVT_Color(CPVT_Color::kTransparent);
}
// Static.
CPVT_Color CPVT_Color::ParseColor(const CPDF_Array& array) {
CPVT_Color rt;
switch (array.GetCount()) {
case 1:
rt = CPVT_Color(CPVT_Color::kGray, array.GetFloatAt(0));
break;
case 3:
rt = CPVT_Color(CPVT_Color::kRGB, array.GetFloatAt(0),
array.GetFloatAt(1), array.GetFloatAt(2));
break;
case 4:
rt = CPVT_Color(CPVT_Color::kCMYK, array.GetFloatAt(0),
array.GetFloatAt(1), array.GetFloatAt(2),
array.GetFloatAt(3));
break;
}
return rt;
}
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