1 /*
2  * Stellarium
3  * Copyright (C) 2009 Fabien Chereau
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA  02110-1335, USA.
18  */
19 
20 #ifndef SKYGUI_HPP
21 #define SKYGUI_HPP
22 
23 #include "StelStyle.hpp"
24 #include "StelObject.hpp"
25 
26 #include <QDebug>
27 #include <QGraphicsWidget>
28 #include <QGraphicsPixmapItem>
29 
30 class QGraphicsSceneMouseEvent;
31 class QGraphicsTextItem;
32 class QTimeLine;
33 class StelButton;
34 class BottomStelBar;
35 class StelProgressController;
36 
37 //! The informations about the currently selected object
38 class InfoPanel : public QGraphicsTextItem
39 {
40 	public:
41 		//! Reads "gui/selected_object_info", etc from the configuration file.
42 		//! @todo Bad idea to read from the configuration file in a constructor? --BM
43 		InfoPanel(QGraphicsItem* parent);
44 		~InfoPanel();
setInfoTextFilters(const StelObject::InfoStringGroup & aflags)45 		void setInfoTextFilters(const StelObject::InfoStringGroup& aflags) {infoTextFilters=aflags;}
getInfoTextFilters(void) const46 		const StelObject::InfoStringGroup& getInfoTextFilters(void) const {return infoTextFilters;}
47 		void setTextFromObjects(const QList<StelObjectP>&);
48 		const QString getSelectedText(void) const;
49 
50 	private:
51 		StelObject::InfoStringGroup infoTextFilters;
52 		QGraphicsPixmapItem *infoPixmap; // Used when text rendering is buggy. Used when CLI option -t given.
53 };
54 
55 //! The class managing the layout for button bars, selected object info and loading bars.
56 class SkyGui: public QGraphicsWidget
57 {
58 	Q_OBJECT
59 
60 public:
61 	friend class StelGui;
62 
63 	SkyGui(QGraphicsItem * parent=Q_NULLPTR);
64 	//! Add a new progress bar in the lower right corner of the screen.
65 	//! When the progress bar is deleted with removeProgressBar() the layout is automatically rearranged.
66 	//! @return a pointer to the progress bar
67 	void addProgressBar(StelProgressController*);
68 
69 	void init(class StelGui* stelGui);
70 
71 	virtual void paint(QPainter*, const QStyleOptionGraphicsItem*, QWidget* = Q_NULLPTR) Q_DECL_OVERRIDE;
72 
73 	int getSkyGuiWidth() const;
74 	int getSkyGuiHeight() const;
75 	qreal getBottomBarHeight() const; //!< return height of bottom Bar when fully shown
76 	qreal getLeftBarWidth() const;    //!< return width of left Bar when fully shown
77 
78 protected:
79 	virtual void resizeEvent(QGraphicsSceneResizeEvent* event) Q_DECL_OVERRIDE;
80 	virtual void hoverMoveEvent(QGraphicsSceneHoverEvent* event) Q_DECL_OVERRIDE;
81 	virtual QVariant itemChange(GraphicsItemChange change, const QVariant & value) Q_DECL_OVERRIDE;
82 
83 private slots:
84 	//! Load color scheme from the given ini file and section name
85 	void setStelStyle(const QString& style);
86 
87 public slots:
88 	//! Update the position of the button bars in the main window
89 	//! GZ needed this public for interactive GUI scaling
90 	void updateBarsPos();
91 
92 private:
93 	class StelBarsPath* buttonBarPath;
94 	QTimeLine* animLeftBarTimeLine;
95 	QTimeLine* animBottomBarTimeLine;
96 	int lastButtonbarWidth;
97 	class LeftStelBar* winBar;
98 	BottomStelBar* buttonBar;
99 	class InfoPanel* infoPanel;
100 	class StelProgressBarMgr* progressBarMgr;
101 
102 	// The 2 auto hide buttons in the lower left corner
103 	StelButton* btHorizAutoHide;
104 	StelButton* btVertAutoHide;
105 
106 	class CornerButtons* autoHidebts;
107 
108 	bool autoHideHorizontalButtonBar;
109 	bool autoHideVerticalButtonBar;
110 
111 	StelGui* stelGui;
112 };
113 
114 #endif // _SKYGUI_HPP
115