1 // Copyright 2017 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7 #include "xfa/fxfa/parser/cxfa_caption.h"
8
9 #include "fxjs/xfa/cjx_node.h"
10 #include "xfa/fxfa/parser/cxfa_document.h"
11 #include "xfa/fxfa/parser/cxfa_font.h"
12 #include "xfa/fxfa/parser/cxfa_margin.h"
13 #include "xfa/fxfa/parser/cxfa_measurement.h"
14 #include "xfa/fxfa/parser/cxfa_value.h"
15
16 namespace {
17
18 const CXFA_Node::PropertyData kCaptionPropertyData[] = {
19 {XFA_Element::Margin, 1, {}}, {XFA_Element::Para, 1, {}},
20 {XFA_Element::Font, 1, {}}, {XFA_Element::Value, 1, {}},
21 {XFA_Element::Extras, 1, {}},
22 };
23
24 const CXFA_Node::AttributeData kCaptionAttributeData[] = {
25 {XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
26 {XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
27 {XFA_Attribute::Reserve, XFA_AttributeType::Measure, (void*)L"-1un"},
28 {XFA_Attribute::Presence, XFA_AttributeType::Enum,
29 (void*)XFA_AttributeValue::Visible},
30 {XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
31 {XFA_Attribute::Placement, XFA_AttributeType::Enum,
32 (void*)XFA_AttributeValue::Left},
33 };
34
35 } // namespace
36
CXFA_Caption(CXFA_Document * doc,XFA_PacketType packet)37 CXFA_Caption::CXFA_Caption(CXFA_Document* doc, XFA_PacketType packet)
38 : CXFA_Node(doc,
39 packet,
40 {XFA_XDPPACKET::kTemplate, XFA_XDPPACKET::kForm},
41 XFA_ObjectType::Node,
42 XFA_Element::Caption,
43 kCaptionPropertyData,
44 kCaptionAttributeData,
45 cppgc::MakeGarbageCollected<CJX_Node>(
46 doc->GetHeap()->GetAllocationHandle(),
47 this)) {}
48
49 CXFA_Caption::~CXFA_Caption() = default;
50
IsVisible()51 bool CXFA_Caption::IsVisible() {
52 auto value = JSObject()->TryEnum(XFA_Attribute::Presence, true);
53 return !value.has_value() || value.value() == XFA_AttributeValue::Visible;
54 }
55
IsHidden()56 bool CXFA_Caption::IsHidden() {
57 auto value = JSObject()->TryEnum(XFA_Attribute::Presence, true);
58 return !value.has_value() || value.value() == XFA_AttributeValue::Hidden;
59 }
60
GetPlacementType()61 XFA_AttributeValue CXFA_Caption::GetPlacementType() {
62 auto value = JSObject()->TryEnum(XFA_Attribute::Placement, true);
63 return value.value_or(XFA_AttributeValue::Left);
64 }
65
GetReserve() const66 float CXFA_Caption::GetReserve() const {
67 return JSObject()->GetMeasureInUnit(XFA_Attribute::Reserve, XFA_Unit::Pt);
68 }
69
GetMarginIfExists()70 CXFA_Margin* CXFA_Caption::GetMarginIfExists() {
71 return GetChild<CXFA_Margin>(0, XFA_Element::Margin, false);
72 }
73
GetFontIfExists()74 CXFA_Font* CXFA_Caption::GetFontIfExists() {
75 return GetChild<CXFA_Font>(0, XFA_Element::Font, false);
76 }
77
GetValueIfExists()78 CXFA_Value* CXFA_Caption::GetValueIfExists() {
79 return GetChild<CXFA_Value>(0, XFA_Element::Value, false);
80 }
81