96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
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/******************************************************************************
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* QSkinny - Copyright (C) The authors
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* SPDX-License-Identifier: BSD-3-Clause
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*****************************************************************************/
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#include "QskArcRenderNode.h"
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#include "QskGradient.h"
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#include "QskArcRenderer.h"
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#include "QskArcMetrics.h"
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#include "QskGradient.h"
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#include "QskSGNode.h"
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QSK_QT_PRIVATE_BEGIN
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#include <private/qsgnode_p.h>
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QSK_QT_PRIVATE_END
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#if 1
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#include <qsgvertexcolormaterial.h>
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#include <qglobalstatic.h>
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// deriving from QskFillNode:TODO ...
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Q_GLOBAL_STATIC( QSGVertexColorMaterial, qskMaterialColorVertex )
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#endif
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class QskArcRenderNodePrivate final : public QSGGeometryNodePrivate
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{
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public:
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QskArcRenderNodePrivate()
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: geometry( QSGGeometry::defaultAttributes_ColoredPoint2D(), 0 )
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{
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}
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inline void resetValues()
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{
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hash = 0;
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}
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QSGGeometry geometry;
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QskHashValue hash = 0;
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};
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QskArcRenderNode::QskArcRenderNode()
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: QSGGeometryNode( *new QskArcRenderNodePrivate )
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{
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Q_D( QskArcRenderNode );
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setGeometry( &d->geometry );
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setMaterial( qskMaterialColorVertex );
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setFlag( QSGNode::OwnsMaterial, false );
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}
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void QskArcRenderNode::updateNode(
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const QRectF& rect, const QskArcMetrics& metrics, qreal borderWidth,
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const QColor& borderColor, const QskGradient& gradient )
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{
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Q_D( QskArcRenderNode );
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bool visible = !( rect.isEmpty() || metrics.isNull() );
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if ( visible )
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{
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visible = gradient.isVisible();
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if ( !visible )
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{
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visible = ( borderWidth > 0.0 )
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&& borderColor.isValid() && ( borderColor.alpha() > 0 );
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}
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}
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if ( !visible )
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{
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d->resetValues();
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QskSGNode::resetGeometry( this );
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return;
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}
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QskHashValue hash = 3496;
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hash = qHashBits( &rect, sizeof( QRectF ), hash );
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hash = qHash( borderWidth, hash );
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hash = qHash( borderColor.rgba(), hash );
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hash = metrics.hash( hash );
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hash = gradient.hash( hash );
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if ( hash != d->hash )
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{
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d->hash = hash;
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QskArcRenderer::renderBorderGeometry(
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rect, metrics, borderWidth, *geometry() );
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markDirty( QSGNode::DirtyGeometry );
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markDirty( QSGNode::DirtyMaterial );
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}
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}
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