/*

Copyright 2011-2012 Heikki Holstila <heikki.holstila@gmail.com>

This file is part of FingerTerm.

FingerTerm is free software: you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation, either version 2 of the License, or

(at your option) any later version.

FingerTerm is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with FingerTerm. If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef UTIL_H

#define UTIL_H

#include <QtCore>

class Terminal;

class MainWindow;

class TextRender;

class Util : public QObject

{

Q_OBJECT

public:

explicit Util(QSettings* settings, QObject *parent = 0);

virtual ~Util();

void setWindowTitle(QString title);

Q_INVOKABLE QString currentWindowTitle();

void setTerm(Terminal* term) { iTerm = term; }

void setRenderer(TextRender* r) { iRenderer = r; }

Q_INVOKABLE void windowMinimize();

Q_INVOKABLE void openNewWindow();

Q_INVOKABLE void updateSwipeLock(bool suggestedState);

Q_INVOKABLE QString versionString();

Q_INVOKABLE QString configPath();

Q_INVOKABLE QVariant settingsValue(QString key);

Q_INVOKABLE void setSettingsValue(QString key, QVariant value);

Q_INVOKABLE int uiFontSize();

Q_INVOKABLE bool isHarmattan();

Q_INVOKABLE void keyPressFeedback();

Q_INVOKABLE void keyReleaseFeedback();

Q_INVOKABLE void notifyText(QString text);

Q_INVOKABLE void copyTextToClipboard(QString str);

Q_INVOKABLE bool canPaste();

Q_INVOKABLE bool terminalHasSelection();

void bellAlert();

void selectionFinished();

bool allowGestures() { return iAllowGestures; }

void setAllowGestures(bool a) { if(iAllowGestures!=a) { iAllowGestures=a; emit allowGesturesChanged(); } }

Q_PROPERTY(bool allowGestures READ allowGestures WRITE setAllowGestures NOTIFY allowGesturesChanged)

static bool charIsHexDigit(QChar ch);

public slots:

void onMainWinFocusChanged(bool in);

void mousePress(float eventX, float eventY);

void mouseMove(float eventX, float eventY);

void mouseRelease(float eventX, float eventY);

signals:

void visualBell();

void allowGesturesChanged();

void gestureNotify(QString msg);

void clipboardOrSelectionChanged();

void windowTitleChanged();

private:

Q_DISABLE_COPY(Util)

enum PanGesture { PanNone, PanLeft, PanRight, PanUp, PanDown };

void enableSwipe();

void disableSwipe();

bool swipeModeSet;

bool swipeAllowed;

void scrollBackBuffer(QPointF now, QPointF last);

void doGesture(PanGesture gesture);

void clearNotifications();

void selectionHelper(QPointF scenePos);

QPointF dragOrigin;

bool iAllowGestures;

bool newSelection;

QString iCurrentWinTitle;

QSettings* iSettings;

MainWindow* iWindow;

Terminal* iTerm;

TextRender* iRenderer;

};

#endif // UTIL_H