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// Copyright 2017 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
#ifndef CORE_FXGE_CFX_COLOR_H_
#define CORE_FXGE_CFX_COLOR_H_
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fxge/fx_dib.h"
struct CFX_Color {
static CFX_Color ParseColor(const CPDF_Array& array);
static CFX_Color ParseColor(const ByteString& str);
enum Type { kTransparent = 0, kGray, kRGB, kCMYK };
explicit CFX_Color(FX_COLORREF ref)
: CFX_Color(FXARGB_R(ref), FXARGB_G(ref), FXARGB_B(ref)) {}
CFX_Color(int32_t type = CFX_Color::kTransparent,
float color1 = 0.0f,
float color2 = 0.0f,
float color3 = 0.0f,
float color4 = 0.0f)
: nColorType(type),
fColor1(color1),
fColor2(color2),
fColor3(color3),
fColor4(color4) {}
CFX_Color(int32_t r, int32_t g, int32_t b)
: nColorType(CFX_Color::kRGB),
fColor1(r / 255.0f),
fColor2(g / 255.0f),
fColor3(b / 255.0f),
fColor4(0) {}
CFX_Color(const CFX_Color&) = default;
CFX_Color operator/(float fColorDivide) const;
CFX_Color operator-(float fColorSub) const;
CFX_Color ConvertColorType(int32_t other_nColorType) const;
FX_COLORREF ToFXColor(int32_t nTransparency) const;
void Reset() {
nColorType = CFX_Color::kTransparent;
fColor1 = 0.0f;
fColor2 = 0.0f;
fColor3 = 0.0f;
fColor4 = 0.0f;
}
int32_t nColorType;
float fColor1;
float fColor2;
float fColor3;
float fColor4;
};
inline bool operator==(const CFX_Color& c1, const CFX_Color& c2) {
return c1.nColorType == c2.nColorType && c1.fColor1 - c2.fColor1 < 0.0001 &&
c1.fColor1 - c2.fColor1 > -0.0001 &&
c1.fColor2 - c2.fColor2 < 0.0001 &&
c1.fColor2 - c2.fColor2 > -0.0001 &&
c1.fColor3 - c2.fColor3 < 0.0001 &&
c1.fColor3 - c2.fColor3 > -0.0001 &&
c1.fColor4 - c2.fColor4 < 0.0001 && c1.fColor4 - c2.fColor4 > -0.0001;
}
inline bool operator!=(const CFX_Color& c1, const CFX_Color& c2) {
return !(c1 == c2);
}
#endif // CORE_FXGE_CFX_COLOR_H_
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