| // Copyright 2014 The PDFium Authors |
| // 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 "xfa/fxfa/cxfa_ffpushbutton.h" |
| |
| #include "third_party/base/check.h" |
| #include "v8/include/cppgc/visitor.h" |
| #include "xfa/fgas/graphics/cfgas_gecolor.h" |
| #include "xfa/fgas/graphics/cfgas_gepath.h" |
| #include "xfa/fwl/cfwl_notedriver.h" |
| #include "xfa/fwl/cfwl_pushbutton.h" |
| #include "xfa/fwl/cfwl_widgetmgr.h" |
| #include "xfa/fxfa/cxfa_ffapp.h" |
| #include "xfa/fxfa/cxfa_ffdoc.h" |
| #include "xfa/fxfa/cxfa_fffield.h" |
| #include "xfa/fxfa/cxfa_ffpageview.h" |
| #include "xfa/fxfa/cxfa_ffwidget.h" |
| #include "xfa/fxfa/cxfa_textlayout.h" |
| #include "xfa/fxfa/cxfa_textprovider.h" |
| #include "xfa/fxfa/parser/cxfa_border.h" |
| #include "xfa/fxfa/parser/cxfa_button.h" |
| #include "xfa/fxfa/parser/cxfa_caption.h" |
| #include "xfa/fxfa/parser/cxfa_edge.h" |
| |
| CXFA_FFPushButton::CXFA_FFPushButton(CXFA_Node* pNode, CXFA_Button* button) |
| : CXFA_FFField(pNode), button_(button) {} |
| |
| CXFA_FFPushButton::~CXFA_FFPushButton() = default; |
| |
| void CXFA_FFPushButton::Trace(cppgc::Visitor* visitor) const { |
| CXFA_FFField::Trace(visitor); |
| visitor->Trace(m_pRolloverTextLayout); |
| visitor->Trace(m_pDownTextLayout); |
| visitor->Trace(m_pRollProvider); |
| visitor->Trace(m_pDownProvider); |
| visitor->Trace(m_pOldDelegate); |
| visitor->Trace(button_); |
| } |
| |
| void CXFA_FFPushButton::RenderWidget(CFGAS_GEGraphics* pGS, |
| const CFX_Matrix& matrix, |
| HighlightOption highlight) { |
| if (!HasVisibleStatus()) |
| return; |
| |
| CFX_Matrix mtRotate = GetRotateMatrix(); |
| mtRotate.Concat(matrix); |
| |
| CXFA_FFWidget::RenderWidget(pGS, mtRotate, highlight); |
| RenderHighlightCaption(pGS, &mtRotate); |
| |
| CFX_RectF rtWidget = GetRectWithoutRotate(); |
| CFX_Matrix mt(1, 0, 0, 1, rtWidget.left, rtWidget.top); |
| mt.Concat(mtRotate); |
| GetApp()->GetFWLWidgetMgr()->OnDrawWidget(GetNormalWidget(), pGS, mt); |
| } |
| |
| bool CXFA_FFPushButton::LoadWidget() { |
| DCHECK(!IsLoaded()); |
| |
| CFWL_PushButton* pPushButton = cppgc::MakeGarbageCollected<CFWL_PushButton>( |
| GetFWLApp()->GetHeap()->GetAllocationHandle(), GetFWLApp()); |
| m_pOldDelegate = pPushButton->GetDelegate(); |
| pPushButton->SetDelegate(this); |
| SetNormalWidget(pPushButton); |
| pPushButton->SetAdapterIface(this); |
| |
| CFWL_NoteDriver* pNoteDriver = pPushButton->GetFWLApp()->GetNoteDriver(); |
| pNoteDriver->RegisterEventTarget(pPushButton, pPushButton); |
| |
| { |
| CFWL_Widget::ScopedUpdateLock update_lock(pPushButton); |
| UpdateWidgetProperty(); |
| LoadHighlightCaption(); |
| } |
| |
| return CXFA_FFField::LoadWidget(); |
| } |
| |
| void CXFA_FFPushButton::UpdateWidgetProperty() { |
| uint32_t dwStyleEx = 0; |
| switch (button_->GetHighlight()) { |
| case XFA_AttributeValue::Inverted: |
| dwStyleEx = XFA_FWL_PSBSTYLEEXT_HiliteInverted; |
| break; |
| case XFA_AttributeValue::Outline: |
| dwStyleEx = XFA_FWL_PSBSTYLEEXT_HiliteOutLine; |
| break; |
| case XFA_AttributeValue::Push: |
| dwStyleEx = XFA_FWL_PSBSTYLEEXT_HilitePush; |
| break; |
| default: |
| break; |
| } |
| GetNormalWidget()->ModifyStyleExts(dwStyleEx, 0xFFFFFFFF); |
| } |
| |
| bool CXFA_FFPushButton::PerformLayout() { |
| CXFA_FFWidget::PerformLayout(); |
| CFX_RectF rtWidget = GetRectWithoutRotate(); |
| |
| m_UIRect = rtWidget; |
| CXFA_Margin* margin = m_pNode->GetMarginIfExists(); |
| XFA_RectWithoutMargin(&rtWidget, margin); |
| |
| m_CaptionRect = rtWidget; |
| |
| CXFA_Caption* caption = m_pNode->GetCaptionIfExists(); |
| CXFA_Margin* captionMargin = caption ? caption->GetMarginIfExists() : nullptr; |
| XFA_RectWithoutMargin(&m_CaptionRect, captionMargin); |
| |
| LayoutHighlightCaption(); |
| SetFWLRect(); |
| if (GetNormalWidget()) |
| GetNormalWidget()->Update(); |
| |
| return true; |
| } |
| |
| float CXFA_FFPushButton::GetLineWidth() { |
| CXFA_Border* border = m_pNode->GetBorderIfExists(); |
| if (border && border->GetPresence() == XFA_AttributeValue::Visible) { |
| CXFA_Edge* edge = border->GetEdgeIfExists(0); |
| return edge ? edge->GetThickness() : 0; |
| } |
| return 0; |
| } |
| |
| FX_ARGB CXFA_FFPushButton::GetLineColor() { |
| return 0xFF000000; |
| } |
| |
| FX_ARGB CXFA_FFPushButton::GetFillColor() { |
| return 0xFFFFFFFF; |
| } |
| |
| void CXFA_FFPushButton::LoadHighlightCaption() { |
| CXFA_Caption* caption = m_pNode->GetCaptionIfExists(); |
| if (!caption || caption->IsHidden()) |
| return; |
| |
| if (m_pNode->HasButtonRollover()) { |
| if (!m_pRollProvider) { |
| m_pRollProvider = cppgc::MakeGarbageCollected<CXFA_TextProvider>( |
| GetDoc()->GetHeap()->GetAllocationHandle(), m_pNode.Get(), |
| CXFA_TextProvider::Type::kRollover); |
| } |
| m_pRolloverTextLayout = cppgc::MakeGarbageCollected<CXFA_TextLayout>( |
| GetDoc()->GetHeap()->GetAllocationHandle(), GetDoc(), m_pRollProvider); |
| } |
| if (m_pNode->HasButtonDown()) { |
| if (!m_pDownProvider) { |
| m_pDownProvider = cppgc::MakeGarbageCollected<CXFA_TextProvider>( |
| GetDoc()->GetHeap()->GetAllocationHandle(), m_pNode.Get(), |
| CXFA_TextProvider::Type::kDown); |
| } |
| m_pDownTextLayout = cppgc::MakeGarbageCollected<CXFA_TextLayout>( |
| GetDoc()->GetHeap()->GetAllocationHandle(), GetDoc(), m_pDownProvider); |
| } |
| } |
| |
| void CXFA_FFPushButton::LayoutHighlightCaption() { |
| CFX_SizeF sz(m_CaptionRect.width, m_CaptionRect.height); |
| LayoutCaption(); |
| if (m_pRolloverTextLayout) |
| m_pRolloverTextLayout->Layout(sz); |
| if (m_pDownTextLayout) |
| m_pDownTextLayout->Layout(sz); |
| } |
| |
| void CXFA_FFPushButton::RenderHighlightCaption(CFGAS_GEGraphics* pGS, |
| CFX_Matrix* pMatrix) { |
| CXFA_TextLayout* pCapTextLayout = m_pNode->GetCaptionTextLayout(); |
| CXFA_Caption* caption = m_pNode->GetCaptionIfExists(); |
| if (!caption || !caption->IsVisible()) |
| return; |
| |
| CFX_RenderDevice* pRenderDevice = pGS->GetRenderDevice(); |
| CFX_RectF rtClip = m_CaptionRect; |
| rtClip.Intersect(GetRectWithoutRotate()); |
| CFX_Matrix mt(1, 0, 0, 1, m_CaptionRect.left, m_CaptionRect.top); |
| if (pMatrix) { |
| rtClip = pMatrix->TransformRect(rtClip); |
| mt.Concat(*pMatrix); |
| } |
| |
| uint32_t dwState = GetNormalWidget()->GetStates(); |
| if (m_pDownTextLayout && (dwState & FWL_STATE_PSB_Pressed) && |
| (dwState & FWL_STATE_PSB_Hovered)) { |
| if (m_pDownTextLayout->DrawString(pRenderDevice, mt, rtClip, 0)) |
| return; |
| } else if (m_pRolloverTextLayout && (dwState & FWL_STATE_PSB_Hovered)) { |
| if (m_pRolloverTextLayout->DrawString(pRenderDevice, mt, rtClip, 0)) |
| return; |
| } |
| |
| if (pCapTextLayout) |
| pCapTextLayout->DrawString(pRenderDevice, mt, rtClip, 0); |
| } |
| |
| void CXFA_FFPushButton::OnProcessMessage(CFWL_Message* pMessage) { |
| m_pOldDelegate->OnProcessMessage(pMessage); |
| } |
| |
| void CXFA_FFPushButton::OnProcessEvent(CFWL_Event* pEvent) { |
| m_pOldDelegate->OnProcessEvent(pEvent); |
| CXFA_FFField::OnProcessEvent(pEvent); |
| } |
| |
| void CXFA_FFPushButton::OnDrawWidget(CFGAS_GEGraphics* pGraphics, |
| const CFX_Matrix& matrix) { |
| auto* pWidget = GetNormalWidget(); |
| if (pWidget->GetStyleExts() & XFA_FWL_PSBSTYLEEXT_HiliteInverted) { |
| if ((pWidget->GetStates() & FWL_STATE_PSB_Pressed) && |
| (pWidget->GetStates() & FWL_STATE_PSB_Hovered)) { |
| CFX_RectF rtFill(0, 0, pWidget->GetWidgetRect().Size()); |
| float fLineWith = GetLineWidth(); |
| rtFill.Deflate(fLineWith, fLineWith); |
| CFGAS_GEPath path; |
| path.AddRectangle(rtFill.left, rtFill.top, rtFill.width, rtFill.height); |
| pGraphics->SetFillColor(CFGAS_GEColor(ArgbEncode(128, 128, 255, 255))); |
| pGraphics->FillPath(path, CFX_FillRenderOptions::FillType::kWinding, |
| matrix); |
| } |
| return; |
| } |
| |
| if (pWidget->GetStyleExts() & XFA_FWL_PSBSTYLEEXT_HiliteOutLine) { |
| if ((pWidget->GetStates() & FWL_STATE_PSB_Pressed) && |
| (pWidget->GetStates() & FWL_STATE_PSB_Hovered)) { |
| float fLineWidth = GetLineWidth(); |
| pGraphics->SetStrokeColor(CFGAS_GEColor(ArgbEncode(255, 128, 255, 255))); |
| pGraphics->SetLineWidth(fLineWidth); |
| |
| CFGAS_GEPath path; |
| CFX_RectF rect = pWidget->GetWidgetRect(); |
| path.AddRectangle(0, 0, rect.width, rect.height); |
| pGraphics->StrokePath(path, matrix); |
| } |
| } |
| } |
| |
| FormFieldType CXFA_FFPushButton::GetFormFieldType() { |
| return FormFieldType::kXFA_PushButton; |
| } |