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// Copyright 2016 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/cpdfsdk_widget.h"
#include <memory>
#include <sstream>
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fpdfapi/parser/cpdf_reference.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fpdfdoc/cpdf_defaultappearance.h"
#include "core/fpdfdoc/cpdf_formcontrol.h"
#include "core/fpdfdoc/cpdf_formfield.h"
#include "core/fpdfdoc/cpdf_iconfit.h"
#include "core/fpdfdoc/cpdf_interactiveform.h"
#include "core/fxge/cfx_graphstatedata.h"
#include "core/fxge/cfx_pathdata.h"
#include "core/fxge/cfx_renderdevice.h"
#include "fpdfsdk/cpdfsdk_actionhandler.h"
#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
#include "fpdfsdk/cpdfsdk_helpers.h"
#include "fpdfsdk/cpdfsdk_interactiveform.h"
#include "fpdfsdk/cpdfsdk_pageview.h"
#include "fpdfsdk/formfiller/cba_fontmap.h"
#include "fpdfsdk/pwl/cpwl_appstream.h"
#include "fpdfsdk/pwl/cpwl_edit.h"
#ifdef PDF_ENABLE_XFA
#include "fpdfsdk/fpdfxfa/cpdfxfa_context.h"
#include "xfa/fxfa/cxfa_eventparam.h"
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
#include "xfa/fxfa/cxfa_ffwidgethandler.h"
#include "xfa/fxfa/parser/cxfa_node.h"
#endif // PDF_ENABLE_XFA
CPDFSDK_Widget::CPDFSDK_Widget(CPDF_Annot* pAnnot,
CPDFSDK_PageView* pPageView,
CPDFSDK_InteractiveForm* pInteractiveForm)
: CPDFSDK_BAAnnot(pAnnot, pPageView),
m_pInteractiveForm(pInteractiveForm) {}
CPDFSDK_Widget::~CPDFSDK_Widget() = default;
#ifdef PDF_ENABLE_XFA
CXFA_FFWidget* CPDFSDK_Widget::GetMixXFAWidget() const {
CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
if (pContext->GetFormType() == FormType::kXFAForeground) {
if (!m_hMixXFAWidget) {
if (CXFA_FFDocView* pDocView = pContext->GetXFADocView()) {
WideString sName;
if (GetFieldType() == FormFieldType::kRadioButton) {
sName = GetAnnotName();
if (sName.IsEmpty())
sName = GetName();
} else {
sName = GetName();
}
if (!sName.IsEmpty())
m_hMixXFAWidget = pDocView->GetWidgetByName(sName, nullptr);
}
}
return m_hMixXFAWidget.Get();
}
return nullptr;
}
CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() const {
CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
if (pContext->GetFormType() != FormType::kXFAForeground)
return nullptr;
CXFA_FFDocView* pDocView = pContext->GetXFADocView();
if (!pDocView)
return nullptr;
WideString sName = GetName();
return !sName.IsEmpty() ? pDocView->GetWidgetByName(sName, nullptr) : nullptr;
}
CXFA_FFWidgetHandler* CPDFSDK_Widget::GetXFAWidgetHandler() const {
CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
if (pContext->GetFormType() != FormType::kXFAForeground)
return nullptr;
if (!m_pWidgetHandler) {
CXFA_FFDocView* pDocView = pContext->GetXFADocView();
if (pDocView)
m_pWidgetHandler = pDocView->GetWidgetHandler();
}
return m_pWidgetHandler.Get();
}
static XFA_EVENTTYPE GetXFAEventType(PDFSDK_XFAAActionType eXFAAAT) {
XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown;
switch (eXFAAAT) {
case PDFSDK_XFA_Click:
eEventType = XFA_EVENT_Click;
break;
case PDFSDK_XFA_Full:
eEventType = XFA_EVENT_Full;
break;
case PDFSDK_XFA_PreOpen:
eEventType = XFA_EVENT_PreOpen;
break;
case PDFSDK_XFA_PostOpen:
eEventType = XFA_EVENT_PostOpen;
break;
}
return eEventType;
}
static XFA_EVENTTYPE GetXFAEventType(CPDF_AAction::AActionType eAAT,
bool bWillCommit) {
XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown;
switch (eAAT) {
case CPDF_AAction::kCursorEnter:
eEventType = XFA_EVENT_MouseEnter;
break;
case CPDF_AAction::kCursorExit:
eEventType = XFA_EVENT_MouseExit;
break;
case CPDF_AAction::kButtonDown:
eEventType = XFA_EVENT_MouseDown;
break;
case CPDF_AAction::kButtonUp:
eEventType = XFA_EVENT_MouseUp;
break;
case CPDF_AAction::kGetFocus:
eEventType = XFA_EVENT_Enter;
break;
case CPDF_AAction::kLoseFocus:
eEventType = XFA_EVENT_Exit;
break;
case CPDF_AAction::kPageOpen:
case CPDF_AAction::kPageClose:
case CPDF_AAction::kPageVisible:
case CPDF_AAction::kPageInvisible:
break;
case CPDF_AAction::kKeyStroke:
if (!bWillCommit)
eEventType = XFA_EVENT_Change;
break;
case CPDF_AAction::kValidate:
eEventType = XFA_EVENT_Validate;
break;
case CPDF_AAction::kOpenPage:
case CPDF_AAction::kClosePage:
case CPDF_AAction::kFormat:
case CPDF_AAction::kCalculate:
case CPDF_AAction::kCloseDocument:
case CPDF_AAction::kSaveDocument:
case CPDF_AAction::kDocumentSaved:
case CPDF_AAction::kPrintDocument:
case CPDF_AAction::kDocumentPrinted:
break;
case CPDF_AAction::kDocumentOpen:
case CPDF_AAction::kNumberOfActions:
NOTREACHED();
break;
}
return eEventType;
}
bool CPDFSDK_Widget::HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT) const {
CXFA_FFWidget* hWidget = GetMixXFAWidget();
if (!hWidget)
return false;
CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler();
if (!pXFAWidgetHandler)
return false;
XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT);
if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) &&
GetFieldType() == FormFieldType::kRadioButton) {
if (CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget()) {
CXFA_Node* node = hGroupWidget->GetNode();
if (node->IsWidgetReady()) {
if (pXFAWidgetHandler->HasEvent(node, eEventType))
return true;
}
}
}
CXFA_Node* node = hWidget->GetNode();
if (!node->IsWidgetReady())
return false;
return pXFAWidgetHandler->HasEvent(node, eEventType);
}
bool CPDFSDK_Widget::OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT,
CPDFSDK_FieldAction* data,
CPDFSDK_PageView* pPageView) {
CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
CXFA_FFWidget* hWidget = GetMixXFAWidget();
if (!hWidget)
return false;
XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT);
if (eEventType == XFA_EVENT_Unknown)
return false;
CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler();
if (!pXFAWidgetHandler)
return false;
CXFA_EventParam param;
param.m_eType = eEventType;
param.m_wsChange = data->sChange;
param.m_iCommitKey = 0;
param.m_bShift = data->bShift;
param.m_iSelStart = data->nSelStart;
param.m_iSelEnd = data->nSelEnd;
param.m_wsFullText = data->sValue;
param.m_bKeyDown = data->bKeyDown;
param.m_bModifier = data->bModifier;
param.m_wsPrevText = data->sValue;
if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) &&
GetFieldType() == FormFieldType::kRadioButton) {
if (CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget()) {
CXFA_Node* node = hGroupWidget->GetNode();
if (!node->IsWidgetReady())
return false;
param.m_pTarget = node;
if (pXFAWidgetHandler->ProcessEvent(node, &param) !=
XFA_EVENTERROR_Success) {
return false;
}
}
}
int32_t nRet = XFA_EVENTERROR_NotExist;
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady()) {
param.m_pTarget = node;
nRet = pXFAWidgetHandler->ProcessEvent(node, &param);
}
if (CXFA_FFDocView* pDocView = pContext->GetXFADocView())
pDocView->UpdateDocView();
return nRet == XFA_EVENTERROR_Success;
}
void CPDFSDK_Widget::Synchronize(bool bSynchronizeElse) {
CXFA_FFWidget* hWidget = GetMixXFAWidget();
if (!hWidget)
return;
CXFA_Node* node = hWidget->GetNode();
if (!node->IsWidgetReady())
return;
CPDF_FormField* pFormField = GetFormField();
switch (GetFieldType()) {
case FormFieldType::kCheckBox:
case FormFieldType::kRadioButton: {
CPDF_FormControl* pFormCtrl = GetFormControl();
XFA_CHECKSTATE eCheckState =
pFormCtrl->IsChecked() ? XFA_CHECKSTATE_On : XFA_CHECKSTATE_Off;
node->SetCheckState(eCheckState, true);
break;
}
case FormFieldType::kTextField:
node->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue());
break;
case FormFieldType::kComboBox:
case FormFieldType::kListBox: {
node->ClearAllSelections();
for (int i = 0; i < pFormField->CountSelectedItems(); ++i) {
int nIndex = pFormField->GetSelectedIndex(i);
if (nIndex > -1 && nIndex < node->CountChoiceListItems(false))
node->SetItemState(nIndex, true, false, false, true);
}
if (GetFieldType() == FormFieldType::kComboBox)
node->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue());
break;
}
default:
break;
}
if (bSynchronizeElse) {
CPDFXFA_Context* context = m_pPageView->GetFormFillEnv()->GetXFAContext();
context->GetXFADocView()->ProcessValueChanged(node);
}
}
#endif // PDF_ENABLE_XFA
bool CPDFSDK_Widget::IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode) {
CPDF_Dictionary* pAP = GetAnnotDict()->GetDictFor("AP");
if (!pAP)
return false;
// Choose the right sub-ap
const char* ap_entry = "N";
if (mode == CPDF_Annot::Down)
ap_entry = "D";
else if (mode == CPDF_Annot::Rollover)
ap_entry = "R";
if (!pAP->KeyExist(ap_entry))
ap_entry = "N";
// Get the AP stream or subdirectory
CPDF_Object* psub = pAP->GetDirectObjectFor(ap_entry);
if (!psub)
return false;
FormFieldType fieldType = GetFieldType();
switch (fieldType) {
case FormFieldType::kPushButton:
case FormFieldType::kComboBox:
case FormFieldType::kListBox:
case FormFieldType::kTextField:
case FormFieldType::kSignature:
return psub->IsStream();
case FormFieldType::kCheckBox:
case FormFieldType::kRadioButton:
if (CPDF_Dictionary* pSubDict = psub->AsDictionary()) {
return !!pSubDict->GetStreamFor(GetAppState());
}
return false;
default:
return true;
}
}
FormFieldType CPDFSDK_Widget::GetFieldType() const {
CPDF_FormField* pField = GetFormField();
return pField ? pField->GetFieldType() : FormFieldType::kUnknown;
}
bool CPDFSDK_Widget::IsAppearanceValid() {
#ifdef PDF_ENABLE_XFA
CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
FormType formType = pContext->GetFormType();
if (formType == FormType::kXFAFull)
return true;
#endif // PDF_ENABLE_XFA
return CPDFSDK_BAAnnot::IsAppearanceValid();
}
int CPDFSDK_Widget::GetLayoutOrder() const {
return 2;
}
int CPDFSDK_Widget::GetFieldFlags() const {
CPDF_InteractiveForm* pPDFInteractiveForm =
m_pInteractiveForm->GetInteractiveForm();
CPDF_FormControl* pFormControl =
pPDFInteractiveForm->GetControlByDict(GetAnnotDict());
CPDF_FormField* pFormField = pFormControl->GetField();
return pFormField->GetFieldFlags();
}
bool CPDFSDK_Widget::IsSignatureWidget() const {
return GetFieldType() == FormFieldType::kSignature;
}
CPDF_FormField* CPDFSDK_Widget::GetFormField() const {
CPDF_FormControl* pControl = GetFormControl();
return pControl ? pControl->GetField() : nullptr;
}
CPDF_FormControl* CPDFSDK_Widget::GetFormControl() const {
CPDF_InteractiveForm* pPDFInteractiveForm =
m_pInteractiveForm->GetInteractiveForm();
return pPDFInteractiveForm->GetControlByDict(GetAnnotDict());
}
int CPDFSDK_Widget::GetRotate() const {
CPDF_FormControl* pCtrl = GetFormControl();
return pCtrl->GetRotation() % 360;
}
#ifdef PDF_ENABLE_XFA
WideString CPDFSDK_Widget::GetName() const {
return GetFormField()->GetFullName();
}
#endif // PDF_ENABLE_XFA
Optional<FX_COLORREF> CPDFSDK_Widget::GetFillColor() const {
CPDF_FormControl* pFormCtrl = GetFormControl();
int iColorType = 0;
FX_COLORREF color = ArgbToColorRef(pFormCtrl->GetBackgroundColor(iColorType));
if (iColorType == CFX_Color::kTransparent)
return {};
return color;
}
Optional<FX_COLORREF> CPDFSDK_Widget::GetBorderColor() const {
CPDF_FormControl* pFormCtrl = GetFormControl();
int iColorType = 0;
FX_COLORREF color = ArgbToColorRef(pFormCtrl->GetBorderColor(iColorType));
if (iColorType == CFX_Color::kTransparent)
return {};
return color;
}
Optional<FX_COLORREF> CPDFSDK_Widget::GetTextColor() const {
CPDF_FormControl* pFormCtrl = GetFormControl();
CPDF_DefaultAppearance da = pFormCtrl->GetDefaultAppearance();
FX_ARGB argb;
Optional<CFX_Color::Type> iColorType;
std::tie(iColorType, argb) = da.GetColor();
if (!iColorType.has_value())
return {};
FX_COLORREF color = ArgbToColorRef(argb);
if (iColorType.value() == CFX_Color::kTransparent)
return {};
return color;
}
float CPDFSDK_Widget::GetFontSize() const {
CPDF_FormControl* pFormCtrl = GetFormControl();
CPDF_DefaultAppearance pDa = pFormCtrl->GetDefaultAppearance();
float fFontSize;
pDa.GetFont(&fFontSize);
return fFontSize;
}
int CPDFSDK_Widget::GetSelectedIndex(int nIndex) const {
#ifdef PDF_ENABLE_XFA
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady()) {
if (nIndex < node->CountSelectedItems())
return node->GetSelectedItem(nIndex);
}
}
#endif // PDF_ENABLE_XFA
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetSelectedIndex(nIndex);
}
WideString CPDFSDK_Widget::GetValue() const {
#ifdef PDF_ENABLE_XFA
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady())
return node->GetValue(XFA_VALUEPICTURE_Display);
}
#endif // PDF_ENABLE_XFA
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetValue();
}
WideString CPDFSDK_Widget::GetDefaultValue() const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetDefaultValue();
}
WideString CPDFSDK_Widget::GetOptionLabel(int nIndex) const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetOptionLabel(nIndex);
}
int CPDFSDK_Widget::CountOptions() const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->CountOptions();
}
bool CPDFSDK_Widget::IsOptionSelected(int nIndex) const {
#ifdef PDF_ENABLE_XFA
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady()) {
if (nIndex > -1 && nIndex < node->CountChoiceListItems(false))
return node->GetItemState(nIndex);
return false;
}
}
#endif // PDF_ENABLE_XFA
CPDF_FormField* pFormField = GetFormField();
return pFormField->IsItemSelected(nIndex);
}
int CPDFSDK_Widget::GetTopVisibleIndex() const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetTopVisibleIndex();
}
bool CPDFSDK_Widget::IsChecked() const {
#ifdef PDF_ENABLE_XFA
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady())
return node->GetCheckState() == XFA_CHECKSTATE_On;
}
#endif // PDF_ENABLE_XFA
CPDF_FormControl* pFormCtrl = GetFormControl();
return pFormCtrl->IsChecked();
}
int CPDFSDK_Widget::GetAlignment() const {
CPDF_FormControl* pFormCtrl = GetFormControl();
return pFormCtrl->GetControlAlignment();
}
int CPDFSDK_Widget::GetMaxLen() const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetMaxLen();
}
void CPDFSDK_Widget::SetCheck(bool bChecked, NotificationOption notify) {
CPDF_FormControl* pFormCtrl = GetFormControl();
CPDF_FormField* pFormField = pFormCtrl->GetField();
pFormField->CheckControl(pFormField->GetControlIndex(pFormCtrl), bChecked,
notify);
#ifdef PDF_ENABLE_XFA
if (!IsWidgetAppearanceValid(CPDF_Annot::Normal))
ResetAppearance(true);
if (notify == NotificationOption::kDoNotNotify)
Synchronize(true);
#endif // PDF_ENABLE_XFA
}
void CPDFSDK_Widget::SetValue(const WideString& sValue,
NotificationOption notify) {
CPDF_FormField* pFormField = GetFormField();
pFormField->SetValue(sValue, notify);
#ifdef PDF_ENABLE_XFA
if (notify == NotificationOption::kDoNotNotify)
Synchronize(true);
#endif // PDF_ENABLE_XFA
}
void CPDFSDK_Widget::SetOptionSelection(int index,
bool bSelected,
NotificationOption notify) {
CPDF_FormField* pFormField = GetFormField();
pFormField->SetItemSelection(index, bSelected, notify);
#ifdef PDF_ENABLE_XFA
if (notify == NotificationOption::kDoNotNotify)
Synchronize(true);
#endif // PDF_ENABLE_XFA
}
void CPDFSDK_Widget::ClearSelection(NotificationOption notify) {
CPDF_FormField* pFormField = GetFormField();
pFormField->ClearSelection(notify);
#ifdef PDF_ENABLE_XFA
if (notify == NotificationOption::kDoNotNotify)
Synchronize(true);
#endif // PDF_ENABLE_XFA
}
void CPDFSDK_Widget::SetTopVisibleIndex(int index) {}
void CPDFSDK_Widget::SetAppModified() {
m_bAppModified = true;
}
void CPDFSDK_Widget::ClearAppModified() {
m_bAppModified = false;
}
bool CPDFSDK_Widget::IsAppModified() const {
return m_bAppModified;
}
#ifdef PDF_ENABLE_XFA
void CPDFSDK_Widget::ResetAppearance(bool bValueChanged) {
switch (GetFieldType()) {
case FormFieldType::kTextField:
case FormFieldType::kComboBox: {
ResetAppearance(OnFormat(), true);
break;
}
default:
ResetAppearance(pdfium::nullopt, false);
break;
}
}
#endif // PDF_ENABLE_XFA
void CPDFSDK_Widget::ResetAppearance(Optional<WideString> sValue,
bool bValueChanged) {
SetAppModified();
m_nAppearanceAge++;
if (bValueChanged)
m_nValueAge++;
CPWL_AppStream appStream(this, GetAPDict());
switch (GetFieldType()) {
case FormFieldType::kPushButton:
appStream.SetAsPushButton();
break;
case FormFieldType::kCheckBox:
appStream.SetAsCheckBox();
break;
case FormFieldType::kRadioButton:
appStream.SetAsRadioButton();
break;
case FormFieldType::kComboBox:
appStream.SetAsComboBox(sValue);
break;
case FormFieldType::kListBox:
appStream.SetAsListBox();
break;
case FormFieldType::kTextField:
appStream.SetAsTextField(sValue);
break;
default:
break;
}
m_pAnnot->ClearCachedAP();
}
Optional<WideString> CPDFSDK_Widget::OnFormat() {
CPDF_FormField* pFormField = GetFormField();
ASSERT(pFormField);
return m_pInteractiveForm->OnFormat(pFormField);
}
void CPDFSDK_Widget::ResetFieldAppearance(bool bValueChanged) {
CPDF_FormField* pFormField = GetFormField();
ASSERT(pFormField);
m_pInteractiveForm->ResetFieldAppearance(pFormField, pdfium::nullopt,
bValueChanged);
}
void CPDFSDK_Widget::DrawAppearance(CFX_RenderDevice* pDevice,
const CFX_Matrix& mtUser2Device,
CPDF_Annot::AppearanceMode mode,
const CPDF_RenderOptions* pOptions) {
FormFieldType fieldType = GetFieldType();
if ((fieldType == FormFieldType::kCheckBox ||
fieldType == FormFieldType::kRadioButton) &&
mode == CPDF_Annot::Normal &&
!IsWidgetAppearanceValid(CPDF_Annot::Normal)) {
CFX_GraphStateData gsd;
gsd.m_LineWidth = 0.0f;
CFX_PathData pathData;
pathData.AppendRect(GetRect());
pDevice->DrawPath(&pathData, &mtUser2Device, &gsd, 0, 0xFFAAAAAA,
FXFILL_ALTERNATE);
} else {
CPDFSDK_BAAnnot::DrawAppearance(pDevice, mtUser2Device, mode, pOptions);
}
}
void CPDFSDK_Widget::UpdateField() {
CPDF_FormField* pFormField = GetFormField();
ASSERT(pFormField);
m_pInteractiveForm->UpdateField(pFormField);
}
void CPDFSDK_Widget::DrawShadow(CFX_RenderDevice* pDevice,
CPDFSDK_PageView* pPageView) {
FormFieldType fieldType = GetFieldType();
if (!m_pInteractiveForm->IsNeedHighLight(fieldType))
return;
CFX_Matrix page2device;
pPageView->GetCurrentMatrix(page2device);
CFX_FloatRect rcDevice = GetRect();
CFX_PointF tmp =
page2device.Transform(CFX_PointF(rcDevice.left, rcDevice.bottom));
rcDevice.left = tmp.x;
rcDevice.bottom = tmp.y;
tmp = page2device.Transform(CFX_PointF(rcDevice.right, rcDevice.top));
rcDevice.right = tmp.x;
rcDevice.top = tmp.y;
rcDevice.Normalize();
pDevice->FillRect(
rcDevice.ToFxRect(),
AlphaAndColorRefToArgb(
static_cast<int>(m_pInteractiveForm->GetHighlightAlpha()),
m_pInteractiveForm->GetHighlightColor(fieldType)));
}
CFX_FloatRect CPDFSDK_Widget::GetClientRect() const {
CFX_FloatRect rcWindow = GetRotatedRect();
float fBorderWidth = GetBorderWidth();
switch (GetBorderStyle()) {
case BorderStyle::BEVELED:
case BorderStyle::INSET:
fBorderWidth *= 2.0f;
break;
default:
break;
}
return rcWindow.GetDeflated(fBorderWidth, fBorderWidth);
}
CFX_FloatRect CPDFSDK_Widget::GetRotatedRect() const {
CFX_FloatRect rectAnnot = GetRect();
float fWidth = rectAnnot.Width();
float fHeight = rectAnnot.Height();
CPDF_FormControl* pControl = GetFormControl();
CFX_FloatRect rcPDFWindow;
switch (abs(pControl->GetRotation() % 360)) {
case 0:
case 180:
default:
rcPDFWindow = CFX_FloatRect(0, 0, fWidth, fHeight);
break;
case 90:
case 270:
rcPDFWindow = CFX_FloatRect(0, 0, fHeight, fWidth);
break;
}
return rcPDFWindow;
}
CFX_Matrix CPDFSDK_Widget::GetMatrix() const {
CFX_Matrix mt;
CPDF_FormControl* pControl = GetFormControl();
CFX_FloatRect rcAnnot = GetRect();
float fWidth = rcAnnot.Width();
float fHeight = rcAnnot.Height();
switch (abs(pControl->GetRotation() % 360)) {
default:
case 0:
break;
case 90:
mt = CFX_Matrix(0, 1, -1, 0, fWidth, 0);
break;
case 180:
mt = CFX_Matrix(-1, 0, 0, -1, fWidth, fHeight);
break;
case 270:
mt = CFX_Matrix(0, -1, 1, 0, 0, fHeight);
break;
}
return mt;
}
CFX_Color CPDFSDK_Widget::GetTextPWLColor() const {
CFX_Color crText = CFX_Color(CFX_Color::kGray, 0);
CPDF_FormControl* pFormCtrl = GetFormControl();
CPDF_DefaultAppearance da = pFormCtrl->GetDefaultAppearance();
float fc[4];
Optional<CFX_Color::Type> iColorType = da.GetColor(fc);
if (iColorType)
crText = CFX_Color(*iColorType, fc[0], fc[1], fc[2], fc[3]);
return crText;
}
CFX_Color CPDFSDK_Widget::GetBorderPWLColor() const {
CFX_Color crBorder;
CPDF_FormControl* pFormCtrl = GetFormControl();
int32_t iColorType;
float fc[4];
pFormCtrl->GetOriginalBorderColor(iColorType, fc);
if (iColorType > 0)
crBorder = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
return crBorder;
}
CFX_Color CPDFSDK_Widget::GetFillPWLColor() const {
CFX_Color crFill;
CPDF_FormControl* pFormCtrl = GetFormControl();
int32_t iColorType;
float fc[4];
pFormCtrl->GetOriginalBackgroundColor(iColorType, fc);
if (iColorType > 0)
crFill = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
return crFill;
}
bool CPDFSDK_Widget::OnAAction(CPDF_AAction::AActionType type,
CPDFSDK_FieldAction* data,
CPDFSDK_PageView* pPageView) {
CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv();
#ifdef PDF_ENABLE_XFA
CPDFXFA_Context* pContext = pFormFillEnv->GetXFAContext();
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
XFA_EVENTTYPE eEventType = GetXFAEventType(type, data->bWillCommit);
if (eEventType != XFA_EVENT_Unknown) {
if (CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler()) {
CXFA_EventParam param;
param.m_eType = eEventType;
param.m_wsChange = data->sChange;
param.m_iCommitKey = 0;
param.m_bShift = data->bShift;
param.m_iSelStart = data->nSelStart;
param.m_iSelEnd = data->nSelEnd;
param.m_wsFullText = data->sValue;
param.m_bKeyDown = data->bKeyDown;
param.m_bModifier = data->bModifier;
param.m_wsPrevText = data->sValue;
int32_t nRet = XFA_EVENTERROR_NotExist;
CXFA_Node* node = hWidget->GetNode();
if (node->IsWidgetReady()) {
param.m_pTarget = node;
nRet = pXFAWidgetHandler->ProcessEvent(node, &param);
}
if (CXFA_FFDocView* pDocView = pContext->GetXFADocView())
pDocView->UpdateDocView();
if (nRet == XFA_EVENTERROR_Success)
return true;
}
}
}
#endif // PDF_ENABLE_XFA
CPDF_Action action = GetAAction(type);
if (action.GetType() != CPDF_Action::Unknown) {
pFormFillEnv->GetActionHandler()->DoAction_Field(action, type, pFormFillEnv,
GetFormField(), data);
}
return false;
}
CPDF_Action CPDFSDK_Widget::GetAAction(CPDF_AAction::AActionType eAAT) {
switch (eAAT) {
case CPDF_AAction::kCursorEnter:
case CPDF_AAction::kCursorExit:
case CPDF_AAction::kButtonDown:
case CPDF_AAction::kButtonUp:
case CPDF_AAction::kGetFocus:
case CPDF_AAction::kLoseFocus:
case CPDF_AAction::kPageOpen:
case CPDF_AAction::kPageClose:
case CPDF_AAction::kPageVisible:
case CPDF_AAction::kPageInvisible:
return CPDFSDK_BAAnnot::GetAAction(eAAT);
case CPDF_AAction::kKeyStroke:
case CPDF_AAction::kFormat:
case CPDF_AAction::kValidate:
case CPDF_AAction::kCalculate: {
CPDF_FormField* pField = GetFormField();
if (pField->GetAdditionalAction().GetDict())
return pField->GetAdditionalAction().GetAction(eAAT);
return CPDFSDK_BAAnnot::GetAAction(eAAT);
}
default:
break;
}
return CPDF_Action(nullptr);
}
WideString CPDFSDK_Widget::GetAlternateName() const {
CPDF_FormField* pFormField = GetFormField();
return pFormField->GetAlternateName();
}