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authorDan Sinclair <dsinclair@chromium.org>2017-12-11 22:31:58 +0000
committerChromium commit bot <commit-bot@chromium.org>2017-12-11 22:31:58 +0000
commitc002261326795102c4680c43ea447674dd4d6f3b (patch)
treed1793513d0e2dc1203d3806d7d734e3ddc9e2766 /fxjs/xfa/cjx_layoutpseudomodel.cpp
parent07401bae6d9f95911b144e6fabb42f19e40def49 (diff)
downloadpdfium-c002261326795102c4680c43ea447674dd4d6f3b.tar.xz
[xfa] Move CJX code into fxjs/xfa
This CL moves the remaining CJX clases into fxjs/xfa so they co-exist with the rest of the CJX classes. Change-Id: I2b1e5504ac23f73df177f309967a04ab27fb61d1 Reviewed-on: https://pdfium-review.googlesource.com/20550 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'fxjs/xfa/cjx_layoutpseudomodel.cpp')
-rw-r--r--fxjs/xfa/cjx_layoutpseudomodel.cpp481
1 files changed, 481 insertions, 0 deletions
diff --git a/fxjs/xfa/cjx_layoutpseudomodel.cpp b/fxjs/xfa/cjx_layoutpseudomodel.cpp
new file mode 100644
index 0000000000..b80000a0e2
--- /dev/null
+++ b/fxjs/xfa/cjx_layoutpseudomodel.cpp
@@ -0,0 +1,481 @@
+// 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
+
+#include "fxjs/xfa/cjx_layoutpseudomodel.h"
+
+#include <set>
+
+#include "core/fxcrt/fx_coordinates.h"
+#include "fxjs/cfxjse_engine.h"
+#include "fxjs/cfxjse_value.h"
+#include "fxjs/js_resources.h"
+#include "xfa/fxfa/cxfa_ffnotify.h"
+#include "xfa/fxfa/parser/cscript_layoutpseudomodel.h"
+#include "xfa/fxfa/parser/cxfa_arraynodelist.h"
+#include "xfa/fxfa/parser/cxfa_containerlayoutitem.h"
+#include "xfa/fxfa/parser/cxfa_document.h"
+#include "xfa/fxfa/parser/cxfa_layoutitem.h"
+#include "xfa/fxfa/parser/cxfa_layoutprocessor.h"
+#include "xfa/fxfa/parser/cxfa_measurement.h"
+#include "xfa/fxfa/parser/cxfa_node.h"
+#include "xfa/fxfa/parser/cxfa_nodeiteratortemplate.h"
+#include "xfa/fxfa/parser/cxfa_traversestrategy_contentlayoutitem.h"
+
+const CJX_MethodSpec CJX_LayoutPseudoModel::MethodSpecs[] = {
+ {"absPage", absPage_static},
+ {"absPageCount", absPageCount_static},
+ {"absPageCountInBatch", absPageCountInBatch_static},
+ {"absPageInBatch", absPageInBatch_static},
+ {"absPageSpan", absPageSpan_static},
+ {"h", h_static},
+ {"page", page_static},
+ {"pageContent", pageContent_static},
+ {"pageCount", pageCount_static},
+ {"pageSpan", pageSpan_static},
+ {"relayout", relayout_static},
+ {"relayoutPageArea", relayoutPageArea_static},
+ {"sheet", sheet_static},
+ {"sheetCount", sheetCount_static},
+ {"sheetCountInBatch", sheetCountInBatch_static},
+ {"sheetInBatch", sheetInBatch_static},
+ {"w", w_static},
+ {"x", x_static},
+ {"y", y_static},
+ {"", nullptr}};
+
+CJX_LayoutPseudoModel::CJX_LayoutPseudoModel(CScript_LayoutPseudoModel* model)
+ : CJX_Object(model) {
+ DefineMethods(MethodSpecs);
+}
+
+CJX_LayoutPseudoModel::~CJX_LayoutPseudoModel() {}
+
+void CJX_LayoutPseudoModel::Ready(CFXJSE_Value* pValue,
+ bool bSetting,
+ XFA_Attribute eAttribute) {
+ CXFA_FFNotify* pNotify = GetDocument()->GetNotify();
+ if (!pNotify)
+ return;
+ if (bSetting) {
+ ThrowException(L"Unable to set ready value.");
+ return;
+ }
+
+ int32_t iStatus = pNotify->GetLayoutStatus();
+ pValue->SetBoolean(iStatus >= 2);
+}
+
+CJS_Return CJX_LayoutPseudoModel::HWXY(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params,
+ XFA_LAYOUTMODEL_HWXY layoutModel) {
+ if (params.empty() || params.size() > 3)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+
+ CXFA_Node* pNode = ToNode(runtime->ToXFAObject(params[0]));
+ if (!pNode)
+ return CJS_Return(true);
+
+ WideString unit(L"pt");
+ if (params.size() >= 2) {
+ WideString tmp_unit = runtime->ToWideString(params[1]);
+ if (!tmp_unit.IsEmpty())
+ unit = tmp_unit;
+ }
+ int32_t iIndex = params.size() >= 3 ? runtime->ToInt32(params[2]) : 0;
+
+ CXFA_LayoutProcessor* pDocLayout = GetDocument()->GetDocLayout();
+ if (!pDocLayout)
+ return CJS_Return(true);
+
+ CXFA_LayoutItem* pLayoutItem = pDocLayout->GetLayoutItem(pNode);
+ if (!pLayoutItem)
+ return CJS_Return(true);
+
+ while (iIndex > 0 && pLayoutItem) {
+ pLayoutItem = pLayoutItem->GetNext();
+ --iIndex;
+ }
+
+ if (!pLayoutItem)
+ return CJS_Return(runtime->NewNumber(0.0));
+
+ CXFA_Measurement measure;
+ CFX_RectF rtRect = pLayoutItem->GetRect(true);
+ switch (layoutModel) {
+ case XFA_LAYOUTMODEL_H:
+ measure.Set(rtRect.height, XFA_Unit::Pt);
+ break;
+ case XFA_LAYOUTMODEL_W:
+ measure.Set(rtRect.width, XFA_Unit::Pt);
+ break;
+ case XFA_LAYOUTMODEL_X:
+ measure.Set(rtRect.left, XFA_Unit::Pt);
+ break;
+ case XFA_LAYOUTMODEL_Y:
+ measure.Set(rtRect.top, XFA_Unit::Pt);
+ break;
+ }
+
+ float fValue =
+ measure.ToUnit(CXFA_Measurement::GetUnitFromString(unit.AsStringView()));
+ return CJS_Return(runtime->NewNumber(FXSYS_round(fValue * 1000) / 1000.0f));
+}
+
+CJS_Return CJX_LayoutPseudoModel::h(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return HWXY(runtime, params, XFA_LAYOUTMODEL_H);
+}
+
+CJS_Return CJX_LayoutPseudoModel::w(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return HWXY(runtime, params, XFA_LAYOUTMODEL_W);
+}
+
+CJS_Return CJX_LayoutPseudoModel::x(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return HWXY(runtime, params, XFA_LAYOUTMODEL_X);
+}
+
+CJS_Return CJX_LayoutPseudoModel::y(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return HWXY(runtime, params, XFA_LAYOUTMODEL_Y);
+}
+
+CJS_Return CJX_LayoutPseudoModel::NumberedPageCount(CJS_V8* runtime,
+ bool bNumbered) {
+ CXFA_LayoutProcessor* pDocLayout = GetDocument()->GetDocLayout();
+ if (!pDocLayout)
+ return CJS_Return(true);
+
+ int32_t iPageCount = 0;
+ int32_t iPageNum = pDocLayout->CountPages();
+ if (bNumbered) {
+ for (int32_t i = 0; i < iPageNum; i++) {
+ CXFA_ContainerLayoutItem* pLayoutPage = pDocLayout->GetPage(i);
+ if (!pLayoutPage)
+ continue;
+
+ CXFA_Node* pMasterPage = pLayoutPage->GetMasterPage();
+ if (pMasterPage->JSNode()->GetInteger(XFA_Attribute::Numbered))
+ iPageCount++;
+ }
+ } else {
+ iPageCount = iPageNum;
+ }
+ return CJS_Return(runtime->NewNumber(iPageCount));
+}
+
+CJS_Return CJX_LayoutPseudoModel::pageCount(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return NumberedPageCount(runtime, true);
+}
+
+CJS_Return CJX_LayoutPseudoModel::pageSpan(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ if (params.size() != 1)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+
+ CXFA_Node* pNode = ToNode(runtime->ToXFAObject(params[0]));
+ if (!pNode)
+ return CJS_Return(true);
+
+ CXFA_LayoutProcessor* pDocLayout = GetDocument()->GetDocLayout();
+ if (!pDocLayout)
+ return CJS_Return(true);
+
+ CXFA_LayoutItem* pLayoutItem = pDocLayout->GetLayoutItem(pNode);
+ if (!pLayoutItem)
+ return CJS_Return(runtime->NewNumber(-1));
+
+ int32_t iLast = pLayoutItem->GetLast()->GetPage()->GetPageIndex();
+ int32_t iFirst = pLayoutItem->GetFirst()->GetPage()->GetPageIndex();
+ int32_t iPageSpan = iLast - iFirst + 1;
+ return CJS_Return(runtime->NewNumber(iPageSpan));
+}
+
+CJS_Return CJX_LayoutPseudoModel::page(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return PageInternals(runtime, params, false);
+}
+
+std::vector<CXFA_Node*> CJX_LayoutPseudoModel::GetObjArray(
+ CXFA_LayoutProcessor* pDocLayout,
+ int32_t iPageNo,
+ const WideString& wsType,
+ bool bOnPageArea) {
+ CXFA_ContainerLayoutItem* pLayoutPage = pDocLayout->GetPage(iPageNo);
+ if (!pLayoutPage)
+ return std::vector<CXFA_Node*>();
+
+ std::vector<CXFA_Node*> retArray;
+ if (wsType == L"pageArea") {
+ if (pLayoutPage->m_pFormNode)
+ retArray.push_back(pLayoutPage->m_pFormNode);
+ return retArray;
+ }
+ if (wsType == L"contentArea") {
+ for (CXFA_LayoutItem* pItem = pLayoutPage->m_pFirstChild; pItem;
+ pItem = pItem->m_pNextSibling) {
+ if (pItem->m_pFormNode->GetElementType() == XFA_Element::ContentArea)
+ retArray.push_back(pItem->m_pFormNode);
+ }
+ return retArray;
+ }
+ std::set<CXFA_Node*> formItems;
+ if (wsType.IsEmpty()) {
+ if (pLayoutPage->m_pFormNode)
+ retArray.push_back(pLayoutPage->m_pFormNode);
+
+ for (CXFA_LayoutItem* pItem = pLayoutPage->m_pFirstChild; pItem;
+ pItem = pItem->m_pNextSibling) {
+ if (pItem->m_pFormNode->GetElementType() == XFA_Element::ContentArea) {
+ retArray.push_back(pItem->m_pFormNode);
+ if (!bOnPageArea) {
+ CXFA_NodeIteratorTemplate<CXFA_ContentLayoutItem,
+ CXFA_TraverseStrategy_ContentLayoutItem>
+ iterator(static_cast<CXFA_ContentLayoutItem*>(pItem->m_pFirstChild));
+ for (CXFA_ContentLayoutItem* pItemChild = iterator.GetCurrent();
+ pItemChild; pItemChild = iterator.MoveToNext()) {
+ if (!pItemChild->IsContentLayoutItem()) {
+ continue;
+ }
+ XFA_Element eType = pItemChild->m_pFormNode->GetElementType();
+ if (eType != XFA_Element::Field && eType != XFA_Element::Draw &&
+ eType != XFA_Element::Subform && eType != XFA_Element::Area) {
+ continue;
+ }
+ if (pdfium::ContainsValue(formItems, pItemChild->m_pFormNode))
+ continue;
+
+ formItems.insert(pItemChild->m_pFormNode);
+ retArray.push_back(pItemChild->m_pFormNode);
+ }
+ }
+ } else {
+ if (bOnPageArea) {
+ CXFA_NodeIteratorTemplate<CXFA_ContentLayoutItem,
+ CXFA_TraverseStrategy_ContentLayoutItem>
+ iterator(static_cast<CXFA_ContentLayoutItem*>(pItem));
+ for (CXFA_ContentLayoutItem* pItemChild = iterator.GetCurrent();
+ pItemChild; pItemChild = iterator.MoveToNext()) {
+ if (!pItemChild->IsContentLayoutItem()) {
+ continue;
+ }
+ XFA_Element eType = pItemChild->m_pFormNode->GetElementType();
+ if (eType != XFA_Element::Field && eType != XFA_Element::Draw &&
+ eType != XFA_Element::Subform && eType != XFA_Element::Area) {
+ continue;
+ }
+ if (pdfium::ContainsValue(formItems, pItemChild->m_pFormNode))
+ continue;
+ formItems.insert(pItemChild->m_pFormNode);
+ retArray.push_back(pItemChild->m_pFormNode);
+ }
+ }
+ }
+ }
+ return retArray;
+ }
+
+ XFA_Element eType = XFA_Element::Unknown;
+ if (wsType == L"field")
+ eType = XFA_Element::Field;
+ else if (wsType == L"draw")
+ eType = XFA_Element::Draw;
+ else if (wsType == L"subform")
+ eType = XFA_Element::Subform;
+ else if (wsType == L"area")
+ eType = XFA_Element::Area;
+
+ if (eType != XFA_Element::Unknown) {
+ for (CXFA_LayoutItem* pItem = pLayoutPage->m_pFirstChild; pItem;
+ pItem = pItem->m_pNextSibling) {
+ if (pItem->m_pFormNode->GetElementType() == XFA_Element::ContentArea) {
+ if (!bOnPageArea) {
+ CXFA_NodeIteratorTemplate<CXFA_ContentLayoutItem,
+ CXFA_TraverseStrategy_ContentLayoutItem>
+ iterator(static_cast<CXFA_ContentLayoutItem*>(pItem->m_pFirstChild));
+ for (CXFA_ContentLayoutItem* pItemChild = iterator.GetCurrent();
+ pItemChild; pItemChild = iterator.MoveToNext()) {
+ if (!pItemChild->IsContentLayoutItem())
+ continue;
+ if (pItemChild->m_pFormNode->GetElementType() != eType)
+ continue;
+ if (pdfium::ContainsValue(formItems, pItemChild->m_pFormNode))
+ continue;
+
+ formItems.insert(pItemChild->m_pFormNode);
+ retArray.push_back(pItemChild->m_pFormNode);
+ }
+ }
+ } else {
+ if (bOnPageArea) {
+ CXFA_NodeIteratorTemplate<CXFA_ContentLayoutItem,
+ CXFA_TraverseStrategy_ContentLayoutItem>
+ iterator(static_cast<CXFA_ContentLayoutItem*>(pItem));
+ for (CXFA_ContentLayoutItem* pItemChild = iterator.GetCurrent();
+ pItemChild; pItemChild = iterator.MoveToNext()) {
+ if (!pItemChild->IsContentLayoutItem())
+ continue;
+ if (pItemChild->m_pFormNode->GetElementType() != eType)
+ continue;
+ if (pdfium::ContainsValue(formItems, pItemChild->m_pFormNode))
+ continue;
+
+ formItems.insert(pItemChild->m_pFormNode);
+ retArray.push_back(pItemChild->m_pFormNode);
+ }
+ }
+ }
+ }
+ }
+ return retArray;
+}
+
+CJS_Return CJX_LayoutPseudoModel::pageContent(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ if (params.empty() || params.size() > 3)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+
+ int32_t iIndex = 0;
+ if (params.size() >= 1)
+ iIndex = runtime->ToInt32(params[0]);
+
+ WideString wsType;
+ if (params.size() >= 2)
+ wsType = runtime->ToWideString(params[1]);
+
+ bool bOnPageArea = false;
+ if (params.size() >= 3)
+ bOnPageArea = runtime->ToBoolean(params[2]);
+
+ CXFA_FFNotify* pNotify = GetDocument()->GetNotify();
+ if (!pNotify)
+ return CJS_Return(true);
+
+ CXFA_LayoutProcessor* pDocLayout = GetDocument()->GetDocLayout();
+ if (!pDocLayout)
+ return CJS_Return(true);
+
+ auto pArrayNodeList = pdfium::MakeUnique<CXFA_ArrayNodeList>(GetDocument());
+ pArrayNodeList->SetArrayNodeList(
+ GetObjArray(pDocLayout, iIndex, wsType, bOnPageArea));
+
+ // TODO(dsinclair): Who owns the array once we release it? Won't this leak?
+ return CJS_Return(runtime->NewXFAObject(
+ pArrayNodeList.release(),
+ GetDocument()->GetScriptContext()->GetJseNormalClass()->GetTemplate()));
+}
+
+CJS_Return CJX_LayoutPseudoModel::absPageCount(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return NumberedPageCount(runtime, false);
+}
+
+CJS_Return CJX_LayoutPseudoModel::absPageCountInBatch(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return CJS_Return(runtime->NewNumber(0));
+}
+
+CJS_Return CJX_LayoutPseudoModel::sheetCountInBatch(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return CJS_Return(runtime->NewNumber(0));
+}
+
+CJS_Return CJX_LayoutPseudoModel::relayout(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ CXFA_Node* pRootNode = GetDocument()->GetRoot();
+ CXFA_Node* pFormRoot = pRootNode->GetFirstChildByClass(XFA_Element::Form);
+ CXFA_Node* pContentRootNode = pFormRoot->GetNodeItem(XFA_NODEITEM_FirstChild);
+ CXFA_LayoutProcessor* pLayoutProcessor = GetDocument()->GetLayoutProcessor();
+ if (pContentRootNode)
+ pLayoutProcessor->AddChangedContainer(pContentRootNode);
+
+ pLayoutProcessor->SetForceReLayout(true);
+ return CJS_Return(true);
+}
+
+CJS_Return CJX_LayoutPseudoModel::absPageSpan(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return pageSpan(runtime, params);
+}
+
+CJS_Return CJX_LayoutPseudoModel::absPageInBatch(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ if (params.size() != 1)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+ return CJS_Return(runtime->NewNumber(0));
+}
+
+CJS_Return CJX_LayoutPseudoModel::sheetInBatch(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ if (params.size() != 1)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+ return CJS_Return(runtime->NewNumber(0));
+}
+
+CJS_Return CJX_LayoutPseudoModel::sheet(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return PageInternals(runtime, params, true);
+}
+
+CJS_Return CJX_LayoutPseudoModel::relayoutPageArea(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return CJS_Return(true);
+}
+
+CJS_Return CJX_LayoutPseudoModel::sheetCount(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return NumberedPageCount(runtime, false);
+}
+
+CJS_Return CJX_LayoutPseudoModel::absPage(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ return PageInternals(runtime, params, true);
+}
+
+CJS_Return CJX_LayoutPseudoModel::PageInternals(
+ CJS_V8* runtime,
+ const std::vector<v8::Local<v8::Value>>& params,
+ bool bAbsPage) {
+ if (params.size() != 1)
+ return CJS_Return(JSGetStringFromID(JSMessage::kParamError));
+
+ CXFA_Node* pNode = ToNode(runtime->ToXFAObject(params[0]));
+ if (!pNode)
+ return CJS_Return(runtime->NewNumber(0));
+
+ CXFA_LayoutProcessor* pDocLayout = GetDocument()->GetDocLayout();
+ if (!pDocLayout)
+ return CJS_Return(true);
+
+ CXFA_LayoutItem* pLayoutItem = pDocLayout->GetLayoutItem(pNode);
+ if (!pLayoutItem)
+ return CJS_Return(runtime->NewNumber(-1));
+
+ int32_t iPage = pLayoutItem->GetFirst()->GetPage()->GetPageIndex();
+ return CJS_Return(runtime->NewNumber(bAbsPage ? iPage : iPage + 1));
+}