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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <qmlitemnode.h>
#include <QAbstractListModel>
#include <QColor>
#include <QtQml>
class GradientModel : public QAbstractListModel
{
Q_OBJECT
Q_PROPERTY(QVariant anchorBackendProperty READ anchorBackend WRITE setAnchorBackend NOTIFY anchorBackendChanged)
Q_PROPERTY(QString gradientPropertyName READ gradientPropertyName WRITE setGradientPropertyName)
Q_PROPERTY(QString gradientTypeName READ gradientTypeName WRITE setGradientTypeName NOTIFY gradientTypeChanged)
Q_PROPERTY(int count READ rowCount)
Q_PROPERTY(bool hasGradient READ hasGradient NOTIFY hasGradientChanged)
public:
explicit GradientModel(QObject *parent = nullptr);
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
QHash<int, QByteArray> roleNames() const override;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
Q_INVOKABLE int addStop(qreal position, const QColor &color);
Q_INVOKABLE void addGradient();
Q_INVOKABLE void setColor(int index, const QColor &color);
Q_INVOKABLE void setPosition(int index, qreal positition);
Q_INVOKABLE QColor getColor(int index) const;
Q_INVOKABLE qreal getPosition(int index) const;
Q_INVOKABLE void removeStop(int index);
Q_INVOKABLE void deleteGradient();
Q_INVOKABLE void lock();
Q_INVOKABLE void unlock();
static void registerDeclarativeType();
Q_INVOKABLE qreal readGradientProperty(const QString &property) const;
Q_INVOKABLE void setGradientProperty(const QString &propertyName, qreal value);
Q_INVOKABLE void setPresetByID(int presetID);
Q_INVOKABLE void setPresetByStops(const QList<qreal> &stopsPositions,
const QList<QString> &stopsColors,
int stopsCount);
Q_INVOKABLE void savePreset();
Q_INVOKABLE void updateGradient();
signals:
void anchorBackendChanged();
void hasGradientChanged();
void gradientTypeChanged();
private:
void setupModel();
void setAnchorBackend(const QVariant &anchorBackend);
QVariant anchorBackend() const {return QVariant(); }
QString gradientPropertyName() const;
void setGradientPropertyName(const QString &name);
QString gradientTypeName() const;
void setGradientTypeName(const QString &name);
bool hasGradient() const;
bool locked() const;
QmlDesigner::ModelNode createGradientNode();
QmlDesigner::ModelNode createGradientStopNode();
void deleteGradientNode(bool saveTransaction);
private:
QmlDesigner::QmlItemNode m_itemNode;
QString m_gradientPropertyName;
QString m_gradientTypeName = {"Gradient"};
bool m_locked = false;
bool hasShapesImport() const;
void ensureShapesImport();
void setupGradientProperties(const QmlDesigner::ModelNode &gradient);
QmlDesigner::Model *model() const;
QmlDesigner::AbstractView *view() const;
void resetPuppet();
};
QML_DECLARE_TYPE(GradientModel)
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