/**********************************************************************
** Copyright (C) 2002 L.J. Potter ljp@llornkcor.com
**  All rights reserved.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
**********************************************************************/

#include "screenshot.h"
#include <qapplication.h>
#include <stdlib.h>


#include <qpe/resource.h>
#include <qpe/qpeapplication.h>
#include <qpe/timestring.h>
#include <qpe/resource.h>
#include <qpe/config.h>
#include <qpe/applnk.h>
#include <qpe/config.h>

#include <qdir.h>
#include <qfileinfo.h>
#include <qpoint.h>
#include <qpushbutton.h>
#include <qpainter.h>
#include <qcombobox.h>
#include <qspinbox.h>
#include <qslider.h>
#include <qlayout.h>
#include <qframe.h>
#include <qpixmap.h>
#include <qstring.h>
#include <qfile.h>
#include <qtimer.h>

static char * snapshot_xpm[] = {
"16 16 10 1",
"   c None",
".  c #000000",
"+  c #00C000",
"@  c #585858",
"#  c #808080",
"$  c #00FF00",
"%  c #008000",
"&  c #00FFFF",
"*  c #FF0000",
"=  c #FFC0C0",
"                ",
"   ...          ",
" ..+++..@#.     ",
" .$++++++.#.    ",
" .%$$++++++.    ",
" .&%%$$++@***.  ",
" .$&$++$=**@+.  ",
" .+$$+++@*$%%.  ",
" .+++++%+++%%.  ",
" .%%++++..+%%.  ",
"  ..%%+++++%%.  ",
"    ..%%+++%%.  ",
"      ..%%+%%.  ",
"        ..%%..  ",
"          ..    ",
"                "};


ScreenshotControl::ScreenshotControl( QWidget *parent, const char *name )
    : QFrame( parent, name, WDestructiveClose | WStyle_StaysOnTop | WType_Popup )
{
    setFrameStyle( QFrame::PopupPanel | QFrame::Raised );
//    qDebug("screenshot control");
    QVBoxLayout *vbox = new QVBoxLayout( this );
//    qDebug("new layout");
    delaySpin = new QSpinBox( 0,60,1, this, "Spinner" );
//    qDebug("new spinbox");
    delaySpin->setFocusPolicy( QWidget::NoFocus );
    grabItButton= new QPushButton( this, "GrabButton" );
//    qDebug("new pushbutton");
    grabItButton ->setFocusPolicy( QWidget::TabFocus );
    grabItButton->setText("Snaphot");
    vbox->setMargin( 6 );
    vbox->setSpacing( 3 );
    vbox->addWidget( delaySpin);
    vbox->setMargin( 6 );
    vbox->setSpacing( 3 );
    vbox->addWidget( grabItButton);

    setFixedHeight( 100 );
    setFixedWidth( sizeHint().width() );
    setFocusPolicy(QWidget::NoFocus);

    grabTimer= new QTimer(this,"grab timer");
//    qDebug("newTimer");
    connect( grabTimer, SIGNAL( timeout() ), this, SLOT(  grabTimerDone() ) );

//      Config cfg("Snapshot");
//      cfg.setGroup("General");
//      delaySpin->setValue(cfg.readNumEntry("delay",0));
    connect( grabItButton, SIGNAL(released()), SLOT(slotGrab()) );

}

void ScreenshotControl::slotGrab()
{
//    qDebug("SlotGrab");
    hide();
    if ( delaySpin->value() ) {
        grabTimer->start( delaySpin->value() * 1000, true );
    } else {
        show();
    }
}


void ScreenshotControl::grabTimerDone()
{
    performGrab();
}

void ScreenshotControl::savePixmap()
{
    DocLnk lnk;
    QString fileName = "sc_"+TimeString::dateString( QDateTime::currentDateTime(),false,true);
    fileName.replace(QRegExp("'"),"");  fileName.replace(QRegExp(" "),"_");  fileName.replace(QRegExp(":"),".");  fileName.replace(QRegExp(","),"");

    QString dirName = QDir::homeDirPath()+"/Documents/image/png/";
    if( !QDir( dirName).exists() ) {
        qDebug("making dir "+dirName);
       QString  msg = "mkdir -p "+dirName;
        system(msg.latin1());
    }
    fileName=dirName+fileName+".png";
    lnk.setFile(fileName); //sets File property
    snapshot.save( fileName,"PNG");
    qDebug("saving file "+fileName);
    QFileInfo fi( fileName);
    lnk.setName( fi.fileName()); //sets file name
    if(!lnk.writeLink())
        qDebug("Writing doclink did not work");

    QPEApplication::beep();

}

void ScreenshotControl::performGrab()
{
    qDebug("grabbing screen");
    grabTimer->stop();
    snapshot = QPixmap::grabWindow( QPEApplication::desktop()->winId(),0,0,QApplication::desktop()->width(),QApplication::desktop()->height() );
    show();
    savePixmap();
}

void ScreenshotControl::setTime(int newTime)
{
       delaySpin->setValue(newTime);
}

//===========================================================================

ScreenshotApplet::ScreenshotApplet( QWidget *parent, const char *name )
    : QWidget( parent, name )
{
//    qDebug("beginning  applet");
    setFixedHeight( 18 );
    setFixedWidth( 14 );
    vc = new ScreenshotControl;
//    qDebug("new screenshotapplet");
}

ScreenshotApplet::~ScreenshotApplet()
{
}

void ScreenshotApplet::mousePressEvent( QMouseEvent *)
{
//    if(!vc)
    vc = new ScreenshotControl;
    QPoint curPos = mapToGlobal( rect().topLeft() );
    vc->move( curPos.x()-(vc->sizeHint().width()-width())/2, curPos.y() - 100 );
    vc->show();

}

void ScreenshotApplet::paintEvent( QPaintEvent* )
{
    QPainter p(this);
    qDebug("paint pixmap");
    p.drawPixmap( 0, 1,  ( const char** ) snapshot_xpm );

}