| // Copyright 2014 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 "fpdfsdk/javascript/color.h" |
| |
| #include <vector> |
| |
| #include "fpdfsdk/javascript/JS_Define.h" |
| #include "fpdfsdk/javascript/JS_EventHandler.h" |
| #include "fpdfsdk/javascript/JS_Object.h" |
| #include "fpdfsdk/javascript/JS_Value.h" |
| #include "fpdfsdk/javascript/cjs_event_context.h" |
| #include "fpdfsdk/javascript/cjs_runtime.h" |
| |
| JSConstSpec CJS_Color::ConstSpecs[] = {{0, JSConstSpec::Number, 0, 0}}; |
| |
| JSPropertySpec CJS_Color::PropertySpecs[] = { |
| {"black", get_black_static, set_black_static}, |
| {"blue", get_blue_static, set_blue_static}, |
| {"cyan", get_cyan_static, set_cyan_static}, |
| {"dkGray", get_dark_gray_static, set_dark_gray_static}, |
| {"gray", get_gray_static, set_gray_static}, |
| {"green", get_green_static, set_green_static}, |
| {"ltGray", get_light_gray_static, set_light_gray_static}, |
| {"magenta", get_magenta_static, set_magenta_static}, |
| {"red", get_red_static, set_red_static}, |
| {"transparent", get_transparent_static, set_transparent_static}, |
| {"white", get_white_static, set_white_static}, |
| {"yellow", get_yellow_static, set_yellow_static}, |
| {0, 0, 0}}; |
| |
| JSMethodSpec CJS_Color::MethodSpecs[] = {{"convert", convert_static}, |
| {"equal", equal_static}, |
| {0, 0}}; |
| |
| IMPLEMENT_JS_CLASS(CJS_Color, color, color) |
| |
| // static |
| CJS_Array color::ConvertPWLColorToArray(CJS_Runtime* pRuntime, |
| const CFX_Color& color) { |
| CJS_Array array; |
| switch (color.nColorType) { |
| case CFX_Color::kTransparent: |
| array.SetElement(pRuntime, 0, pRuntime->NewString(L"T")); |
| break; |
| case CFX_Color::kGray: |
| array.SetElement(pRuntime, 0, pRuntime->NewString(L"G")); |
| array.SetElement(pRuntime, 1, pRuntime->NewNumber(color.fColor1)); |
| break; |
| case CFX_Color::kRGB: |
| array.SetElement(pRuntime, 0, pRuntime->NewString(L"RGB")); |
| array.SetElement(pRuntime, 1, pRuntime->NewNumber(color.fColor1)); |
| array.SetElement(pRuntime, 2, pRuntime->NewNumber(color.fColor2)); |
| array.SetElement(pRuntime, 3, pRuntime->NewNumber(color.fColor3)); |
| break; |
| case CFX_Color::kCMYK: |
| array.SetElement(pRuntime, 0, pRuntime->NewString(L"CMYK")); |
| array.SetElement(pRuntime, 1, pRuntime->NewNumber(color.fColor1)); |
| array.SetElement(pRuntime, 2, pRuntime->NewNumber(color.fColor2)); |
| array.SetElement(pRuntime, 3, pRuntime->NewNumber(color.fColor3)); |
| array.SetElement(pRuntime, 4, pRuntime->NewNumber(color.fColor4)); |
| break; |
| } |
| return array; |
| } |
| |
| // static |
| CFX_Color color::ConvertArrayToPWLColor(CJS_Runtime* pRuntime, |
| const CJS_Array& array) { |
| int nArrayLen = array.GetLength(pRuntime); |
| if (nArrayLen < 1) |
| return CFX_Color(); |
| |
| WideString sSpace = pRuntime->ToWideString(array.GetElement(pRuntime, 0)); |
| if (sSpace == L"T") |
| return CFX_Color(CFX_Color::kTransparent); |
| |
| float d1 = 0; |
| if (nArrayLen > 1) { |
| d1 = static_cast<float>(pRuntime->ToDouble(array.GetElement(pRuntime, 1))); |
| } |
| |
| if (sSpace == L"G") |
| return CFX_Color(CFX_Color::kGray, d1); |
| |
| float d2 = 0; |
| float d3 = 0; |
| if (nArrayLen > 2) |
| d2 = static_cast<float>(pRuntime->ToDouble(array.GetElement(pRuntime, 2))); |
| if (nArrayLen > 3) |
| d3 = static_cast<float>(pRuntime->ToDouble(array.GetElement(pRuntime, 3))); |
| |
| if (sSpace == L"RGB") |
| return CFX_Color(CFX_Color::kRGB, d1, d2, d3); |
| |
| float d4 = 0; |
| if (nArrayLen > 4) |
| d4 = static_cast<float>(pRuntime->ToDouble(array.GetElement(pRuntime, 4))); |
| if (sSpace == L"CMYK") |
| return CFX_Color(CFX_Color::kCMYK, d1, d2, d3, d4); |
| |
| return CFX_Color(); |
| } |
| |
| color::color(CJS_Object* pJSObject) : CJS_EmbedObj(pJSObject) { |
| m_crTransparent = CFX_Color(CFX_Color::kTransparent); |
| m_crBlack = CFX_Color(CFX_Color::kGray, 0); |
| m_crWhite = CFX_Color(CFX_Color::kGray, 1); |
| m_crRed = CFX_Color(CFX_Color::kRGB, 1, 0, 0); |
| m_crGreen = CFX_Color(CFX_Color::kRGB, 0, 1, 0); |
| m_crBlue = CFX_Color(CFX_Color::kRGB, 0, 0, 1); |
| m_crCyan = CFX_Color(CFX_Color::kCMYK, 1, 0, 0, 0); |
| m_crMagenta = CFX_Color(CFX_Color::kCMYK, 0, 1, 0, 0); |
| m_crYellow = CFX_Color(CFX_Color::kCMYK, 0, 0, 1, 0); |
| m_crDKGray = CFX_Color(CFX_Color::kGray, 0.25); |
| m_crGray = CFX_Color(CFX_Color::kGray, 0.5); |
| m_crLTGray = CFX_Color(CFX_Color::kGray, 0.75); |
| } |
| |
| color::~color() {} |
| |
| CJS_Return color::get_transparent(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crTransparent); |
| } |
| |
| CJS_Return color::set_transparent(CJS_Runtime* pRuntime, |
| v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crTransparent); |
| } |
| |
| CJS_Return color::get_black(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crBlack); |
| } |
| |
| CJS_Return color::set_black(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crBlack); |
| } |
| |
| CJS_Return color::get_white(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crWhite); |
| } |
| |
| CJS_Return color::set_white(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crWhite); |
| } |
| |
| CJS_Return color::get_red(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crRed); |
| } |
| |
| CJS_Return color::set_red(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crRed); |
| } |
| |
| CJS_Return color::get_green(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crGreen); |
| } |
| |
| CJS_Return color::set_green(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crGreen); |
| } |
| |
| CJS_Return color::get_blue(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crBlue); |
| } |
| |
| CJS_Return color::set_blue(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crBlue); |
| } |
| |
| CJS_Return color::get_cyan(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crCyan); |
| } |
| |
| CJS_Return color::set_cyan(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crCyan); |
| } |
| |
| CJS_Return color::get_magenta(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crMagenta); |
| } |
| |
| CJS_Return color::set_magenta(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crMagenta); |
| } |
| |
| CJS_Return color::get_yellow(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crYellow); |
| } |
| |
| CJS_Return color::set_yellow(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crYellow); |
| } |
| |
| CJS_Return color::get_dark_gray(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crDKGray); |
| } |
| |
| CJS_Return color::set_dark_gray(CJS_Runtime* pRuntime, |
| v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crDKGray); |
| } |
| |
| CJS_Return color::get_gray(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crGray); |
| } |
| |
| CJS_Return color::set_gray(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crGray); |
| } |
| |
| CJS_Return color::get_light_gray(CJS_Runtime* pRuntime) { |
| return GetPropertyHelper(pRuntime, &m_crLTGray); |
| } |
| |
| CJS_Return color::set_light_gray(CJS_Runtime* pRuntime, |
| v8::Local<v8::Value> vp) { |
| return SetPropertyHelper(pRuntime, vp, &m_crLTGray); |
| } |
| |
| CJS_Return color::GetPropertyHelper(CJS_Runtime* pRuntime, CFX_Color* var) { |
| CJS_Array array = ConvertPWLColorToArray(pRuntime, *var); |
| if (array.ToV8Value().IsEmpty()) |
| return CJS_Return(pRuntime->NewArray()); |
| return CJS_Return(array.ToV8Value()); |
| } |
| |
| CJS_Return color::SetPropertyHelper(CJS_Runtime* pRuntime, |
| v8::Local<v8::Value> vp, |
| CFX_Color* var) { |
| if (vp.IsEmpty() || !vp->IsArray()) |
| return CJS_Return(false); |
| |
| *var = ConvertArrayToPWLColor(pRuntime, CJS_Array(pRuntime->ToArray(vp))); |
| return CJS_Return(true); |
| } |
| |
| CJS_Return color::convert(CJS_Runtime* pRuntime, |
| const std::vector<v8::Local<v8::Value>>& params) { |
| int iSize = params.size(); |
| if (iSize < 2) |
| return CJS_Return(false); |
| if (params[0].IsEmpty() || !params[0]->IsArray()) |
| return CJS_Return(false); |
| |
| WideString sDestSpace = pRuntime->ToWideString(params[1]); |
| int nColorType = CFX_Color::kTransparent; |
| if (sDestSpace == L"T") |
| nColorType = CFX_Color::kTransparent; |
| else if (sDestSpace == L"G") |
| nColorType = CFX_Color::kGray; |
| else if (sDestSpace == L"RGB") |
| nColorType = CFX_Color::kRGB; |
| else if (sDestSpace == L"CMYK") |
| nColorType = CFX_Color::kCMYK; |
| |
| CFX_Color color = |
| ConvertArrayToPWLColor(pRuntime, CJS_Array(pRuntime->ToArray(params[0]))); |
| |
| CJS_Array array = |
| ConvertPWLColorToArray(pRuntime, color.ConvertColorType(nColorType)); |
| if (array.ToV8Value().IsEmpty()) |
| return CJS_Return(pRuntime->NewArray()); |
| return CJS_Return(array.ToV8Value()); |
| } |
| |
| CJS_Return color::equal(CJS_Runtime* pRuntime, |
| const std::vector<v8::Local<v8::Value>>& params) { |
| if (params.size() < 2) |
| return CJS_Return(false); |
| if (params[0].IsEmpty() || !params[0]->IsArray() || params[1].IsEmpty() || |
| !params[1]->IsArray()) { |
| return CJS_Return(false); |
| } |
| |
| CFX_Color color1 = |
| ConvertArrayToPWLColor(pRuntime, CJS_Array(pRuntime->ToArray(params[0]))); |
| CFX_Color color2 = |
| ConvertArrayToPWLColor(pRuntime, CJS_Array(pRuntime->ToArray(params[1]))); |
| |
| color1 = color1.ConvertColorType(color2.nColorType); |
| return CJS_Return(pRuntime->NewBoolean(color1 == color2)); |
| } |