diff options
Diffstat (limited to 'core/fpdfdoc/cpvt_color.cpp')
-rw-r--r-- | core/fpdfdoc/cpvt_color.cpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/core/fpdfdoc/cpvt_color.cpp b/core/fpdfdoc/cpvt_color.cpp new file mode 100644 index 0000000000..afeff23e15 --- /dev/null +++ b/core/fpdfdoc/cpvt_color.cpp @@ -0,0 +1,51 @@ +// 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/fpdf_parser/include/cpdf_simple_parser.h" + +// Static. +CPVT_Color CPVT_Color::ParseColor(const CFX_ByteString& str) { + CPDF_SimpleParser syntax(str); + if (syntax.FindTagParamFromStart("g", 1)) + return CPVT_Color(CPVT_Color::kGray, FX_atof(syntax.GetWord())); + + if (syntax.FindTagParamFromStart("rg", 3)) { + FX_FLOAT f1 = FX_atof(syntax.GetWord()); + FX_FLOAT f2 = FX_atof(syntax.GetWord()); + FX_FLOAT f3 = FX_atof(syntax.GetWord()); + return CPVT_Color(CPVT_Color::kRGB, f1, f2, f3); + } + if (syntax.FindTagParamFromStart("k", 4)) { + FX_FLOAT f1 = FX_atof(syntax.GetWord()); + FX_FLOAT f2 = FX_atof(syntax.GetWord()); + FX_FLOAT f3 = FX_atof(syntax.GetWord()); + FX_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; +} |