1 /*
2 * Copyright (C) 2014 Google Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20 #include "config.h"
21
22 #include "platform/graphics/GraphicsLayerDebugInfo.h"
23 #include "public/platform/WebGraphicsLayerDebugInfo.h"
24 #include "public/platform/WebVector.h"
25
26 #include "wtf/text/CString.h"
27
28 namespace blink {
29
GraphicsLayerDebugInfo()30 GraphicsLayerDebugInfo::GraphicsLayerDebugInfo()
31 : m_compositingReasons(CompositingReasonNone)
32 {
33 }
34
~GraphicsLayerDebugInfo()35 GraphicsLayerDebugInfo::~GraphicsLayerDebugInfo() { }
36
appendAsTraceFormat(WebString * out) const37 void GraphicsLayerDebugInfo::appendAsTraceFormat(WebString* out) const
38 {
39 RefPtr<JSONObject> jsonObject = JSONObject::create();
40 appendLayoutRects(jsonObject.get());
41 appendCompositingReasons(jsonObject.get());
42 appendDebugName(jsonObject.get());
43 appendOwnerNodeId(jsonObject.get());
44 *out = jsonObject->toJSONString();
45 }
46
getAnnotatedInvalidationRects(WebVector<WebAnnotatedInvalidationRect> & result) const47 void GraphicsLayerDebugInfo::getAnnotatedInvalidationRects(WebVector<WebAnnotatedInvalidationRect>& result) const
48 {
49 result.assign(m_invalidations.data(), m_invalidations.size());
50 }
51
clone() const52 GraphicsLayerDebugInfo* GraphicsLayerDebugInfo::clone() const
53 {
54 GraphicsLayerDebugInfo* toReturn = new GraphicsLayerDebugInfo();
55 for (size_t i = 0; i < m_currentLayoutRects.size(); ++i)
56 toReturn->currentLayoutRects().append(m_currentLayoutRects[i]);
57 toReturn->setCompositingReasons(m_compositingReasons);
58 toReturn->setOwnerNodeId(m_ownerNodeId);
59 toReturn->m_invalidations = m_invalidations;
60 return toReturn;
61 }
62
appendLayoutRects(JSONObject * jsonObject) const63 void GraphicsLayerDebugInfo::appendLayoutRects(JSONObject* jsonObject) const
64 {
65 RefPtr<JSONArray> jsonArray = JSONArray::create();
66 for (size_t i = 0; i < m_currentLayoutRects.size(); i++) {
67 const LayoutRect& rect = m_currentLayoutRects[i];
68 RefPtr<JSONObject> rectContainer = JSONObject::create();
69 RefPtr<JSONArray> rectArray = JSONArray::create();
70 rectArray->pushNumber(rect.x().toFloat());
71 rectArray->pushNumber(rect.y().toFloat());
72 rectArray->pushNumber(rect.maxX().toFloat());
73 rectArray->pushNumber(rect.maxY().toFloat());
74 rectContainer->setArray("geometry_rect", rectArray);
75 jsonArray->pushObject(rectContainer);
76 }
77 jsonObject->setArray("layout_rects", jsonArray);
78 }
79
appendCompositingReasons(JSONObject * jsonObject) const80 void GraphicsLayerDebugInfo::appendCompositingReasons(JSONObject* jsonObject) const
81 {
82 RefPtr<JSONArray> jsonArray = JSONArray::create();
83 for (size_t i = 0; i < kNumberOfCompositingReasons; ++i) {
84 if (!(m_compositingReasons & kCompositingReasonStringMap[i].reason))
85 continue;
86 jsonArray->pushString(kCompositingReasonStringMap[i].description);
87 }
88 jsonObject->setArray("compositing_reasons", jsonArray);
89 }
90
appendDebugName(JSONObject * jsonObject) const91 void GraphicsLayerDebugInfo::appendDebugName(JSONObject* jsonObject) const
92 {
93 if (m_debugName.isEmpty())
94 return;
95
96 jsonObject->setString("layer_name", m_debugName);
97 }
98
appendOwnerNodeId(JSONObject * jsonObject) const99 void GraphicsLayerDebugInfo::appendOwnerNodeId(JSONObject* jsonObject) const
100 {
101 if (!m_ownerNodeId)
102 return;
103
104 jsonObject->setNumber("owner_node", m_ownerNodeId);
105 }
106
appendAnnotatedInvalidateRect(const FloatRect & rect,WebInvalidationDebugAnnotations annotations)107 void GraphicsLayerDebugInfo::appendAnnotatedInvalidateRect(const FloatRect& rect, WebInvalidationDebugAnnotations annotations)
108 {
109 WebAnnotatedInvalidationRect annotatedRect = {
110 WebFloatRect(rect),
111 annotations
112 };
113 m_invalidations.append(annotatedRect);
114 }
115
clearAnnotatedInvalidateRects()116 void GraphicsLayerDebugInfo::clearAnnotatedInvalidateRects()
117 {
118 m_invalidations.clear();
119 }
120
121 } // namespace blink
122