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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtDataVisualization module.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
**
****************************************************************************/
#include "declarativesurface_p.h"
#include "declarativesurfacerenderer_p.h"
#include "q3dvalueaxis.h"
#include "qitemmodelsurfacedataproxy.h"
QT_DATAVISUALIZATION_BEGIN_NAMESPACE
DeclarativeSurface::DeclarativeSurface(QQuickItem *parent)
: AbstractDeclarative(parent),
m_shared(0),
m_initialisedSize(0, 0),
m_gradient(0)
{
setFlags(QQuickItem::ItemHasContents);
setAcceptedMouseButtons(Qt::AllButtons);
// TODO: These seem to have no effect; find a way to activate anti-aliasing
setAntialiasing(true);
setSmooth(true);
// Create the shared component on the main GUI thread.
m_shared = new Surface3DController(boundingRect().toRect());
setSharedController(m_shared);
QObject::connect(m_shared, &Surface3DController::smoothSurfaceEnabledChanged, this,
&DeclarativeSurface::smoothSurfaceEnabledChanged);
QObject::connect(m_shared, &Surface3DController::selectedPointChanged, this,
&DeclarativeSurface::selectedPointChanged);
QObject::connect(m_shared, &Surface3DController::surfaceVisibleChanged, this,
&DeclarativeSurface::surfaceVisibleChanged);
QObject::connect(m_shared, &Surface3DController::surfaceGridEnabledChanged, this,
&DeclarativeSurface::surfaceGridEnabledChanged);
}
DeclarativeSurface::~DeclarativeSurface()
{
delete m_shared;
}
void DeclarativeSurface::handleGradientUpdate()
{
if (m_gradient)
setControllerGradient(*m_gradient);
}
QSGNode *DeclarativeSurface::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *)
{
// If old node exists and has right size, reuse it.
if (oldNode && m_initialisedSize == boundingRect().size().toSize()) {
// Update bounding rectangle (that has same size as before).
static_cast<DeclarativeSurfaceRenderer *>( oldNode )->setRect(boundingRect());
return oldNode;
}
// Create a new render node when size changes or if there is no node yet
m_initialisedSize = boundingRect().size().toSize();
// Delete old node
if (oldNode)
delete oldNode;
// Create a new one and set its bounding rectangle
DeclarativeSurfaceRenderer *node = new DeclarativeSurfaceRenderer(window(), m_shared);
node->setRect(boundingRect());
m_shared->setBoundingRect(boundingRect().toRect());
return node;
}
Q3DValueAxis *DeclarativeSurface::axisX() const
{
return static_cast<Q3DValueAxis *>(m_shared->axisX());
}
void DeclarativeSurface::setAxisX(Q3DValueAxis *axis)
{
m_shared->setAxisX(axis);
}
Q3DValueAxis *DeclarativeSurface::axisY() const
{
return static_cast<Q3DValueAxis *>(m_shared->axisY());
}
void DeclarativeSurface::setAxisY(Q3DValueAxis *axis)
{
m_shared->setAxisY(axis);
}
Q3DValueAxis *DeclarativeSurface::axisZ() const
{
return static_cast<Q3DValueAxis *>(m_shared->axisZ());
}
void DeclarativeSurface::setAxisZ(Q3DValueAxis *axis)
{
m_shared->setAxisZ(axis);
}
void DeclarativeSurface::setSmoothSurfaceEnabled(bool enabled)
{
m_shared->setSmoothSurface(enabled);
}
bool DeclarativeSurface::isSmoothSurfaceEnabled() const
{
return m_shared->smoothSurface();
}
void DeclarativeSurface::setSurfaceGridEnabled(bool enabled)
{
m_shared->setSurfaceGrid(enabled);
}
bool DeclarativeSurface::isSurfaceGridEnabled() const
{
return m_shared->surfaceGrid();
}
void DeclarativeSurface::setGradient(ColorGradient *gradient)
{
// connect new / disconnect old
if (gradient != m_gradient) {
if (m_gradient)
QObject::disconnect(m_gradient, 0, this, 0);
m_gradient = gradient;
if (m_gradient) {
QObject::connect(m_gradient, &ColorGradient::updated, this,
&DeclarativeSurface::handleGradientUpdate);
}
}
if (m_gradient)
setControllerGradient(*m_gradient);
}
ColorGradient *DeclarativeSurface::gradient() const
{
return m_gradient;
}
void DeclarativeSurface::setSelectedPoint(const QPointF &position)
{
m_shared->setSelectedPoint(position.toPoint());
}
QPointF DeclarativeSurface::selectedPoint() const
{
return QPointF(m_shared->selectedPoint());
}
void DeclarativeSurface::setControllerGradient(const ColorGradient &gradient)
{
QLinearGradient newGradient;
QGradientStops stops;
QList<ColorGradientStop *> qmlstops = gradient.m_stops;
// Get sorted gradient stops
for (int i = 0; i < qmlstops.size(); i++) {
int j = 0;
while (j < stops.size() && stops.at(j).first < qmlstops[i]->position())
j++;
stops.insert(j, QGradientStop(qmlstops.at(i)->position(), qmlstops.at(i)->color()));
}
newGradient.setStops(stops);
m_shared->setGradient(newGradient);
}
QQmlListProperty<QSurface3DSeries> DeclarativeSurface::seriesList()
{
return QQmlListProperty<QSurface3DSeries>(this, this,
&DeclarativeSurface::appendSeriesFunc,
&DeclarativeSurface::countSeriesFunc,
&DeclarativeSurface::atSeriesFunc,
&DeclarativeSurface::clearSeriesFunc);
}
void DeclarativeSurface::appendSeriesFunc(QQmlListProperty<QSurface3DSeries> *list, QSurface3DSeries *series)
{
reinterpret_cast<DeclarativeSurface *>(list->data)->addSeries(series);
}
int DeclarativeSurface::countSeriesFunc(QQmlListProperty<QSurface3DSeries> *list)
{
return reinterpret_cast<DeclarativeSurface *>(list->data)->m_shared->surfaceSeriesList().size();
}
QSurface3DSeries *DeclarativeSurface::atSeriesFunc(QQmlListProperty<QSurface3DSeries> *list, int index)
{
return reinterpret_cast<DeclarativeSurface *>(list->data)->m_shared->surfaceSeriesList().at(index);
}
void DeclarativeSurface::clearSeriesFunc(QQmlListProperty<QSurface3DSeries> *list)
{
DeclarativeSurface *declSurface = reinterpret_cast<DeclarativeSurface *>(list->data);
QList<QSurface3DSeries *> realList = declSurface->m_shared->surfaceSeriesList();
int count = realList.size();
for (int i = 0; i < count; i++)
declSurface->removeSeries(realList.at(i));
}
void DeclarativeSurface::addSeries(QSurface3DSeries *series)
{
m_shared->addSeries(series);
}
void DeclarativeSurface::removeSeries(QSurface3DSeries *series)
{
m_shared->removeSeries(series);
series->setParent(this); // Reparent as removing will leave series parentless
}
QT_DATAVISUALIZATION_END_NAMESPACE
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