From f189b8934dc405cbd45258abc5aba2713428b1cc Mon Sep 17 00:00:00 2001
From: Matthew Vogt <matthew.vogt@nokia.com>
Date: Wed, 11 Apr 2012 16:54:33 +1000
Subject: Extract Particles code to an independent library

QtQuick clients that do not use particles features should not have
to load these classes.

Task-number: QTBUG-25178
Change-Id: Ib15f7655dc4d821595e06f9160d2770375279027
Reviewed-by: Glenn Watson <glenn.watson@nokia.com>
---
 src/particles/qquickmaskextruder_p.h | 94 ++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 src/particles/qquickmaskextruder_p.h

(limited to 'src/particles/qquickmaskextruder_p.h')

diff --git a/src/particles/qquickmaskextruder_p.h b/src/particles/qquickmaskextruder_p.h
new file mode 100644
index 0000000000..8b6c3f0b2d
--- /dev/null
+++ b/src/particles/qquickmaskextruder_p.h
@@ -0,0 +1,94 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef MASKEXTRUDER_H
+#define MASKEXTRUDER_H
+#include "qquickparticleextruder_p.h"
+#include <private/qquickpixmapcache_p.h>
+#include <QUrl>
+#include <QImage>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QQuickMaskExtruder : public QQuickParticleExtruder
+{
+    Q_OBJECT
+    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)
+public:
+    explicit QQuickMaskExtruder(QObject *parent = 0);
+    virtual QPointF extrude(const QRectF &);
+    virtual bool contains(const QRectF &bounds, const QPointF &point);
+
+    QUrl source() const
+    {
+        return m_source;
+    }
+
+signals:
+
+    void sourceChanged(QUrl arg);
+
+public slots:
+    void setSource(QUrl arg);
+
+private slots:
+    void startMaskLoading();
+    void finishMaskLoading();
+
+private:
+    QUrl m_source;
+
+    void ensureInitialized(const QRectF &r);
+    int m_lastWidth;
+    int m_lastHeight;
+    QQuickPixmap m_pix;
+    QImage m_img;
+    QList<QPointF> m_mask;//TODO: More memory efficient datastructures
+    //Perhaps just the mask for the largest bounds is stored, and interpolate up
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // MASKEXTRUDER_H
-- 
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