summaryrefslogtreecommitdiff
path: root/fxjs/cjs_color.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'fxjs/cjs_color.cpp')
-rw-r--r--fxjs/cjs_color.cpp304
1 files changed, 304 insertions, 0 deletions
diff --git a/fxjs/cjs_color.cpp b/fxjs/cjs_color.cpp
new file mode 100644
index 0000000000..1bebf79ea8
--- /dev/null
+++ b/fxjs/cjs_color.cpp
@@ -0,0 +1,304 @@
+// 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 "fxjs/cjs_color.h"
+
+#include <vector>
+
+#include "fxjs/JS_Define.h"
+#include "fxjs/cjs_event_context.h"
+#include "fxjs/cjs_eventhandler.h"
+#include "fxjs/cjs_object.h"
+#include "fxjs/cjs_runtime.h"
+
+const 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}};
+
+const JSMethodSpec CJS_Color::MethodSpecs[] = {{"convert", convert_static},
+ {"equal", equal_static},
+ {0, 0}};
+
+int CJS_Color::ObjDefnID = -1;
+
+// static
+void CJS_Color::DefineJSObjects(CFXJS_Engine* pEngine) {
+ ObjDefnID = pEngine->DefineObj("color", FXJSOBJTYPE_STATIC,
+ JSConstructor<CJS_Color, color>,
+ JSDestructor<CJS_Color>);
+ DefineProps(pEngine, ObjDefnID, PropertySpecs);
+ DefineMethods(pEngine, ObjDefnID, MethodSpecs);
+}
+
+// static
+v8::Local<v8::Array> color::ConvertPWLColorToArray(CJS_Runtime* pRuntime,
+ const CFX_Color& color) {
+ v8::Local<v8::Array> array;
+ switch (color.nColorType) {
+ case CFX_Color::kTransparent:
+ array = pRuntime->NewArray();
+ pRuntime->PutArrayElement(array, 0, pRuntime->NewString(L"T"));
+ break;
+ case CFX_Color::kGray:
+ array = pRuntime->NewArray();
+ pRuntime->PutArrayElement(array, 0, pRuntime->NewString(L"G"));
+ pRuntime->PutArrayElement(array, 1, pRuntime->NewNumber(color.fColor1));
+ break;
+ case CFX_Color::kRGB:
+ array = pRuntime->NewArray();
+ pRuntime->PutArrayElement(array, 0, pRuntime->NewString(L"RGB"));
+ pRuntime->PutArrayElement(array, 1, pRuntime->NewNumber(color.fColor1));
+ pRuntime->PutArrayElement(array, 2, pRuntime->NewNumber(color.fColor2));
+ pRuntime->PutArrayElement(array, 3, pRuntime->NewNumber(color.fColor3));
+ break;
+ case CFX_Color::kCMYK:
+ array = pRuntime->NewArray();
+ pRuntime->PutArrayElement(array, 0, pRuntime->NewString(L"CMYK"));
+ pRuntime->PutArrayElement(array, 1, pRuntime->NewNumber(color.fColor1));
+ pRuntime->PutArrayElement(array, 2, pRuntime->NewNumber(color.fColor2));
+ pRuntime->PutArrayElement(array, 3, pRuntime->NewNumber(color.fColor3));
+ pRuntime->PutArrayElement(array, 4, pRuntime->NewNumber(color.fColor4));
+ break;
+ }
+ return array;
+}
+
+// static
+CFX_Color color::ConvertArrayToPWLColor(CJS_Runtime* pRuntime,
+ v8::Local<v8::Array> array) {
+ int nArrayLen = pRuntime->GetArrayLength(array);
+ if (nArrayLen < 1)
+ return CFX_Color();
+
+ WideString sSpace =
+ pRuntime->ToWideString(pRuntime->GetArrayElement(array, 0));
+ if (sSpace == L"T")
+ return CFX_Color(CFX_Color::kTransparent);
+
+ float d1 = 0;
+ if (nArrayLen > 1) {
+ d1 = static_cast<float>(
+ pRuntime->ToDouble(pRuntime->GetArrayElement(array, 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(pRuntime->GetArrayElement(array, 2)));
+ }
+ if (nArrayLen > 3) {
+ d3 = static_cast<float>(
+ pRuntime->ToDouble(pRuntime->GetArrayElement(array, 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(pRuntime->GetArrayElement(array, 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) {
+ v8::Local<v8::Value> array = ConvertPWLColorToArray(pRuntime, *var);
+ if (array.IsEmpty())
+ return CJS_Return(pRuntime->NewArray());
+ return CJS_Return(array);
+}
+
+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, 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, pRuntime->ToArray(params[0]));
+
+ v8::Local<v8::Value> array =
+ ConvertPWLColorToArray(pRuntime, color.ConvertColorType(nColorType));
+ if (array.IsEmpty())
+ return CJS_Return(pRuntime->NewArray());
+ return CJS_Return(array);
+}
+
+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, pRuntime->ToArray(params[0]));
+ CFX_Color color2 =
+ ConvertArrayToPWLColor(pRuntime, pRuntime->ToArray(params[1]));
+
+ color1 = color1.ConvertColorType(color2.nColorType);
+ return CJS_Return(pRuntime->NewBoolean(color1 == color2));
+}