From 5110c4743751145c4ae1934cd1d83bc6c55bb43f Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Sat, 17 May 2014 22:33:34 -0700 Subject: Initial commit. --- fpdfsdk/src/javascript/color.cpp | 253 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) create mode 100644 fpdfsdk/src/javascript/color.cpp (limited to 'fpdfsdk/src/javascript/color.cpp') diff --git a/fpdfsdk/src/javascript/color.cpp b/fpdfsdk/src/javascript/color.cpp new file mode 100644 index 0000000000..de5a53fc5f --- /dev/null +++ b/fpdfsdk/src/javascript/color.cpp @@ -0,0 +1,253 @@ +// 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 "../../include/javascript/JavaScript.h" +#include "../../include/javascript/IJavaScript.h" +#include "../../include/javascript/JS_Define.h" +#include "../../include/javascript/JS_Object.h" +#include "../../include/javascript/JS_Value.h" +#include "../../include/javascript/color.h" +#include "../../include/javascript/JS_EventHandler.h" +#include "../../include/javascript/JS_Context.h" +#include "../../include/javascript/JS_Runtime.h" + +static v8::Isolate* GetIsolate(IFXJS_Context* cc) +{ + CJS_Context* pContext = (CJS_Context *)cc; + ASSERT(pContext != NULL); + + CJS_Runtime* pRuntime = pContext->GetJSRuntime(); + ASSERT(pRuntime != NULL); + + return pRuntime->GetIsolate(); +} +/* -------------------------- color -------------------------- */ + +BEGIN_JS_STATIC_CONST(CJS_Color) +END_JS_STATIC_CONST() + +BEGIN_JS_STATIC_PROP(CJS_Color) + JS_STATIC_PROP_ENTRY(black) + JS_STATIC_PROP_ENTRY(blue) + JS_STATIC_PROP_ENTRY(cyan) + JS_STATIC_PROP_ENTRY(dkGray) + JS_STATIC_PROP_ENTRY(gray) + JS_STATIC_PROP_ENTRY(green) + JS_STATIC_PROP_ENTRY(ltGray) + JS_STATIC_PROP_ENTRY(magenta) + JS_STATIC_PROP_ENTRY(red) + JS_STATIC_PROP_ENTRY(transparent) + JS_STATIC_PROP_ENTRY(white) + JS_STATIC_PROP_ENTRY(yellow) +END_JS_STATIC_PROP() + +BEGIN_JS_STATIC_METHOD(CJS_Color) + JS_STATIC_METHOD_ENTRY(convert, 2) + JS_STATIC_METHOD_ENTRY(equal, 2) +END_JS_STATIC_METHOD() + +IMPLEMENT_JS_CLASS(CJS_Color,color) + +color::color(CJS_Object* pJSObject): CJS_EmbedObj(pJSObject) +{ + m_crTransparent = CPWL_Color(COLORTYPE_TRANSPARENT); + m_crBlack = CPWL_Color(COLORTYPE_GRAY, 0); + m_crWhite = CPWL_Color(COLORTYPE_GRAY, 1); + m_crRed = CPWL_Color(COLORTYPE_RGB, 1, 0 ,0); + m_crGreen = CPWL_Color(COLORTYPE_RGB, 0, 1 ,0); + m_crBlue = CPWL_Color(COLORTYPE_RGB, 0, 0 ,1); + m_crCyan = CPWL_Color(COLORTYPE_CMYK, 1, 0 ,0, 0); + m_crMagenta = CPWL_Color(COLORTYPE_CMYK, 0, 1 ,0, 0); + m_crYellow = CPWL_Color(COLORTYPE_CMYK, 0, 0 ,1, 0); + m_crDKGray = CPWL_Color(COLORTYPE_GRAY, 0.25); + m_crGray = CPWL_Color(COLORTYPE_GRAY, 0.5); + m_crLTGray = CPWL_Color(COLORTYPE_GRAY, 0.75); +} + +color::~color(void) +{ +} + +void color::ConvertPWLColorToArray(const CPWL_Color& color, CJS_Array& array) +{ + switch (color.nColorType) + { + case COLORTYPE_TRANSPARENT: + array.SetElement(0, CJS_Value(array.GetIsolate(), "T")); + break; + case COLORTYPE_GRAY: + array.SetElement(0, CJS_Value(array.GetIsolate(),"G")); + array.SetElement(1, CJS_Value(array.GetIsolate(),color.fColor1)); + break; + case COLORTYPE_RGB: + array.SetElement(0, CJS_Value(array.GetIsolate(),"RGB")); + array.SetElement(1, CJS_Value(array.GetIsolate(),color.fColor1)); + array.SetElement(2, CJS_Value(array.GetIsolate(),color.fColor2)); + array.SetElement(3, CJS_Value(array.GetIsolate(),color.fColor3)); + break; + case COLORTYPE_CMYK: + array.SetElement(0, CJS_Value(array.GetIsolate(),"CMYK")); + array.SetElement(1, CJS_Value(array.GetIsolate(),color.fColor1)); + array.SetElement(2, CJS_Value(array.GetIsolate(),color.fColor2)); + array.SetElement(3, CJS_Value(array.GetIsolate(),color.fColor3)); + array.SetElement(4, CJS_Value(array.GetIsolate(),color.fColor4)); + break; + } +} + +void color::ConvertArrayToPWLColor(CJS_Array& array, CPWL_Color& color) +{ + int nArrayLen = array.GetLength(); + if (nArrayLen < 1) return; + + CJS_Value value(array.GetIsolate()); + CFX_ByteString sSpace; + array.GetElement(0, value); + sSpace = value; + + double d1 = 0; + double d2 = 0; + double d3 = 0; + double d4 = 0; + + if (nArrayLen > 1) + { + array.GetElement(1, value); + d1 = value; + } + + if (nArrayLen > 2) + { + array.GetElement(2, value); + d2 = value; + } + + if (nArrayLen > 3) + { + array.GetElement(3, value); + d3 = value; + } + + if (nArrayLen > 4) + { + array.GetElement(4, value); + d4 = value; + } + + if (sSpace == "T") + { + color = CPWL_Color(COLORTYPE_TRANSPARENT); + } + else if (sSpace == "G") + { + color = CPWL_Color(COLORTYPE_GRAY, (FX_FLOAT)d1); + } + else if (sSpace == "RGB") + { + color = CPWL_Color(COLORTYPE_RGB, (FX_FLOAT)d1, (FX_FLOAT)d2, (FX_FLOAT)d3); + } + else if (sSpace == "CMYK") + { + color = CPWL_Color(COLORTYPE_CMYK, (FX_FLOAT)d1, (FX_FLOAT)d2, (FX_FLOAT)d3, (FX_FLOAT)d4); + } +} + +#define JS_IMPLEMENT_COLORPROP(prop, var)\ +FX_BOOL color::prop(OBJ_PROP_PARAMS)\ +{\ + CJS_Context* pContext = (CJS_Context*)cc;\ + v8::Isolate* isolate = pContext->GetJSRuntime()->GetIsolate();\ + if (vp.IsGetting())\ + {\ + CJS_Array array(isolate);\ + ConvertPWLColorToArray(var, array);\ + vp << array;\ + }\ + else\ + {\ + CJS_Array array(isolate);\ + if (!vp.ConvertToArray(array)) return FALSE;\ + ConvertArrayToPWLColor(array, var);\ + }\ + return TRUE;\ +} + +JS_IMPLEMENT_COLORPROP(transparent, m_crTransparent) +JS_IMPLEMENT_COLORPROP(black, m_crBlack) +JS_IMPLEMENT_COLORPROP(white, m_crWhite) +JS_IMPLEMENT_COLORPROP(red, m_crRed) +JS_IMPLEMENT_COLORPROP(green, m_crGreen) +JS_IMPLEMENT_COLORPROP(blue, m_crBlue) +JS_IMPLEMENT_COLORPROP(cyan, m_crCyan) +JS_IMPLEMENT_COLORPROP(magenta, m_crMagenta) +JS_IMPLEMENT_COLORPROP(yellow, m_crYellow) +JS_IMPLEMENT_COLORPROP(dkGray, m_crDKGray) +JS_IMPLEMENT_COLORPROP(gray, m_crGray) +JS_IMPLEMENT_COLORPROP(ltGray, m_crLTGray) + +FX_BOOL color::convert(OBJ_METHOD_PARAMS) +{ + v8::Isolate* isolate = GetIsolate(cc); + int iSize = params.size(); + if (iSize < 2) return FALSE; + CJS_Array aSource(isolate); + if (!params[0].ConvertToArray(aSource)) return FALSE; + + CPWL_Color crSource; + ConvertArrayToPWLColor(aSource, crSource); + + CFX_ByteString sDestSpace = params[1]; + + int nColorType = COLORTYPE_TRANSPARENT; + + if (sDestSpace == "T") + { + nColorType = COLORTYPE_TRANSPARENT; + } + else if (sDestSpace == "G") + { + nColorType = COLORTYPE_GRAY; + } + else if (sDestSpace == "RGB") + { + nColorType = COLORTYPE_RGB; + } + else if (sDestSpace == "CMYK") + { + nColorType = COLORTYPE_CMYK; + } + + CJS_Array aDest(isolate); + CPWL_Color crDest = crSource; + crDest.ConvertColorType(nColorType); + ConvertPWLColorToArray(crDest, aDest); + vRet = aDest; + + return TRUE; +} + +FX_BOOL color::equal(OBJ_METHOD_PARAMS) +{ + v8::Isolate* isolate = GetIsolate(cc); + if (params.size() < 2) return FALSE; + + CJS_Array array1(isolate), array2(isolate); + + if (!params[0].ConvertToArray(array1)) return FALSE; + if (!params[1].ConvertToArray(array2)) return FALSE; + + CPWL_Color color1; + CPWL_Color color2; + + ConvertArrayToPWLColor(array1, color1); + ConvertArrayToPWLColor(array2, color2); + + color1.ConvertColorType(color2.nColorType); + + vRet = color1 == color2; + return TRUE; +} + -- cgit v1.2.3