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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://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 http://www.qt.io/terms-conditions. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef CONTEXTPANEWIDGETIMAGE_H
#define CONTEXTPANEWIDGETIMAGE_H
#include "qmleditorwidgets_global.h"
#include "contextpanewidget.h"
#include <qdrawutil.h>
#include <QLabel>
#include <QPointer>
QT_BEGIN_NAMESPACE
namespace Ui {
class ContextPaneWidgetImage;
class ContextPaneWidgetBorderImage;
}
class QLabel;
class QSlider;
QT_END_NAMESPACE
namespace QmlJS { class PropertyReader; }
namespace QmlEditorWidgets {
class FileWidget;
class PreviewLabel : public QLabel
{
Q_OBJECT
public:
PreviewLabel(QWidget *parent = 0);
void setZoom(int);
void setIsBorderImage(bool b);
void setMargins(int left, int top, int right, int bottom);
int leftMarging() const { return m_left; }
int topMarging() const { return m_top; }
int rightMarging() const { return m_right; }
int bottomMarging() const { return m_bottom; }
signals:
void leftMarginChanged();
void topMarginChanged();
void bottomMarginChanged();
void rightMarginChanged();
protected:
void paintEvent(QPaintEvent *event);
void mousePressEvent(QMouseEvent * event);
void mouseReleaseEvent(QMouseEvent * event);
void mouseMoveEvent(QMouseEvent * event);
void leaveEvent(QEvent* event );
private:
bool m_showBorders;
int m_left, m_right, m_top, m_bottom;
bool m_dragging_left;
bool m_dragging_right;
bool m_dragging_top;
bool m_dragging_bottom;
QPoint m_startPos;
int m_zoom;
bool m_borderImage;
QLabel *m_hooverInfo;
};
class PreviewDialog : public DragWidget
{
Q_OBJECT
public:
PreviewDialog(QWidget *parent = 0);
void setPixmap(const QPixmap &p, int zoom = 1);
void setZoom(int z);
void setIsBorderImage(bool b);
PreviewLabel *previewLabel() const;
int zoom() { return m_zoom; }
public slots:
void onTogglePane();
void onSliderMoved(int value);
protected:
void wheelEvent(QWheelEvent* event);
private:
PreviewLabel *m_label;
QSlider *m_slider;
QLabel *m_zoomLabel;
int m_zoom;
QPixmap m_pixmap;
bool m_borderImage;
};
class QMLEDITORWIDGETS_EXPORT ContextPaneWidgetImage : public QWidget
{
Q_OBJECT
public:
explicit ContextPaneWidgetImage(QWidget *parent = 0, bool borderImage = false);
~ContextPaneWidgetImage();
void setProperties(QmlJS::PropertyReader *propertyReader);
void setPath(const QString& path);
PreviewDialog* previewDialog();
signals:
void propertyChanged(const QString &, const QVariant &);
void removeProperty(const QString &);
void removeAndChangeProperty(const QString &, const QString &, const QVariant &, bool removeFirst);
public slots:
void onStretchChanged();
void onVerticalStretchChanged();
void onHorizontalStretchChanged();
void onFileNameChanged();
void onPixmapDoubleClicked();
void setPixmap(const QString &fileName);
void onLeftMarginsChanged();
void onTopMarginsChanged();
void onBottomMarginsChanged();
void onRightMarginsChanged();
protected:
void changeEvent(QEvent *e);
void hideEvent(QHideEvent* event);
void showEvent(QShowEvent* event);
private:
Ui::ContextPaneWidgetImage *ui;
Ui::ContextPaneWidgetBorderImage *uiBorderImage;
QString m_path;
QPointer<PreviewDialog> m_previewDialog;
FileWidget *m_fileWidget;
QLabel *m_sizeLabel;
bool m_borderImage;
bool previewWasVisible;
};
class LabelFilter: public QObject {
Q_OBJECT
public:
LabelFilter(QObject* parent =0) : QObject(parent) {}
signals:
void doubleClicked();
protected:
bool eventFilter(QObject *obj, QEvent *event);
};
class WheelFilter: public QObject {
Q_OBJECT
public:
WheelFilter(QObject* parent =0) : QObject(parent) {}
void setTarget(QObject *target) { m_target = target; }
protected:
bool eventFilter(QObject *obj, QEvent *event);
QObject *m_target;
};
} //QmlDesigner
#endif // CONTEXTPANEWIDGETIMAGE_H
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