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/*
* Copyright (C) 2014 Google Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "platform/graphics/GraphicsLayerDebugInfo.h"
#include "public/platform/WebGraphicsLayerDebugInfo.h"
#include "wtf/text/CString.h"
namespace blink {
GraphicsLayerDebugInfo::GraphicsLayerDebugInfo()
: m_compositingReasons(CompositingReasonNone)
, m_ownerNodeId(0)
{
}
GraphicsLayerDebugInfo::~GraphicsLayerDebugInfo() { }
void GraphicsLayerDebugInfo::appendAsTraceFormat(WebString* out) const
{
RefPtr<JSONObject> jsonObject = JSONObject::create();
appendLayoutRects(jsonObject.get());
appendAnnotatedInvalidateRects(jsonObject.get());
appendCompositingReasons(jsonObject.get());
appendDebugName(jsonObject.get());
appendOwnerNodeId(jsonObject.get());
*out = jsonObject->toJSONString();
}
GraphicsLayerDebugInfo* GraphicsLayerDebugInfo::clone() const
{
GraphicsLayerDebugInfo* toReturn = new GraphicsLayerDebugInfo();
for (size_t i = 0; i < m_currentLayoutRects.size(); ++i)
toReturn->currentLayoutRects().append(m_currentLayoutRects[i]);
toReturn->setCompositingReasons(m_compositingReasons);
toReturn->setOwnerNodeId(m_ownerNodeId);
toReturn->m_invalidations = m_invalidations;
toReturn->m_previousInvalidations = m_previousInvalidations;
return toReturn;
}
void GraphicsLayerDebugInfo::appendLayoutRects(JSONObject* jsonObject) const
{
RefPtr<JSONArray> jsonArray = JSONArray::create();
for (size_t i = 0; i < m_currentLayoutRects.size(); i++) {
const LayoutRect& rect = m_currentLayoutRects[i];
RefPtr<JSONObject> rectContainer = JSONObject::create();
RefPtr<JSONArray> rectArray = JSONArray::create();
rectArray->pushNumber(rect.x().toFloat());
rectArray->pushNumber(rect.y().toFloat());
rectArray->pushNumber(rect.maxX().toFloat());
rectArray->pushNumber(rect.maxY().toFloat());
rectContainer->setArray("geometry_rect", rectArray);
jsonArray->pushObject(rectContainer);
}
jsonObject->setArray("layout_rects", jsonArray);
}
void GraphicsLayerDebugInfo::appendAnnotatedInvalidateRects(JSONObject* jsonObject) const
{
RefPtr<JSONArray> jsonArray = JSONArray::create();
for (const auto& annotatedRect : m_previousInvalidations) {
RefPtr<JSONObject> rectContainer = JSONObject::create();
RefPtr<JSONArray> rectArray = JSONArray::create();
const FloatRect& rect = annotatedRect.rect;
rectArray->pushNumber(rect.x());
rectArray->pushNumber(rect.y());
rectArray->pushNumber(rect.width());
rectArray->pushNumber(rect.height());
rectContainer->setArray("geometry_rect", rectArray);
rectContainer->setString("reason", paintInvalidationReasonToString(annotatedRect.reason));
jsonArray->pushObject(rectContainer);
}
jsonObject->setArray("annotated_invalidation_rects", jsonArray);
}
void GraphicsLayerDebugInfo::appendCompositingReasons(JSONObject* jsonObject) const
{
RefPtr<JSONArray> jsonArray = JSONArray::create();
for (size_t i = 0; i < kNumberOfCompositingReasons; ++i) {
if (!(m_compositingReasons & kCompositingReasonStringMap[i].reason))
continue;
jsonArray->pushString(kCompositingReasonStringMap[i].description);
}
jsonObject->setArray("compositing_reasons", jsonArray);
}
void GraphicsLayerDebugInfo::appendDebugName(JSONObject* jsonObject) const
{
if (m_debugName.isEmpty())
return;
jsonObject->setString("layer_name", m_debugName);
}
void GraphicsLayerDebugInfo::appendOwnerNodeId(JSONObject* jsonObject) const
{
if (!m_ownerNodeId)
return;
jsonObject->setNumber("owner_node", m_ownerNodeId);
}
void GraphicsLayerDebugInfo::appendAnnotatedInvalidateRect(const FloatRect& rect, PaintInvalidationReason invalidationReason)
{
AnnotatedInvalidationRect annotatedRect = {
rect,
invalidationReason
};
m_invalidations.append(annotatedRect);
}
void GraphicsLayerDebugInfo::clearAnnotatedInvalidateRects()
{
m_previousInvalidations.clear();
m_previousInvalidations.swap(m_invalidations);
}
} // namespace blink
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