diff options
Diffstat (limited to 'fpdfsdk/src/javascript/color.cpp')
| -rw-r--r-- | fpdfsdk/src/javascript/color.cpp | 253 |
1 files changed, 253 insertions, 0 deletions
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;
+}
+
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