captchadialog.cpp

/*
    Copyright (C) <2011>

    <enrico bacis> <enrico.bacis@gmail.com>
    <ivan vaccari> <grisson@jacksms.it>

    This program 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 3 of the License, or
    (at your option) any later version.

    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

*/

#include <QImage>
#include <QPixmap>
#include <QMessageBox>
#include <QFile>
#include <QSharedMemory>
#include "captchadialog.h"
#include "ui_captchadialog.h"
//#include "JackUtils.h"

CaptchaDialog::CaptchaDialog(const QByteArray &_imgData, QString zoomFactor, QWidget *parent) :
    QDialog(parent, Qt::WindowStaysOnTopHint),
    m_ui(new Ui::CaptchaDialog)
{
    Q_UNUSED(zoomFactor);

    m_ui->setupUi(this);

    QImage im = QImage::fromData(_imgData, "png");
    bool errorImage = false;
    if (im.isNull())
    {
        im = QImage::fromData(_imgData, "jpg");
        if (im.isNull())
        {
            im = QImage::fromData(_imgData, "gif");
            if (im.isNull())
                errorImage = true;
        }
    }

    if(errorImage)
    {
        throw QString("captcha");
    }
    else
    {
        m_ui->captchalabel->setPixmap(QPixmap::fromImage(im));
        original = im;
        dim = im.size();
    }
}

CaptchaDialog::~CaptchaDialog()
{
    delete m_ui;
}

void CaptchaDialog::changeEvent(QEvent *e)
{
    QDialog::changeEvent(e);
    switch (e->type()) {
    case QEvent::LanguageChange:
        m_ui->retranslateUi(this);
        break;
    default:
        break;
    }
}



void CaptchaDialog::on_pushButton_clicked()
{
    result = m_ui->TextCaptcha->text();
    if (result.isEmpty())
           result="captcha_non_decodificato";
/*
   QString toWrite=m_ui->TextCaptcha->text();
   if (toWrite.isEmpty())
       toWrite="captcha_non_decodificato";
   QSharedMemory memoriaCaptcha("jacksms_result_captcha_shmem");
   memoriaCaptcha.attach();
   memoriaCaptcha.lock();
   memcpy(memoriaCaptcha.data(),toWrite.toStdString().c_str(),toWrite.length());
   memoriaCaptcha.unlock();
*/
   close();
}

void CaptchaDialog::on_zoomIn_clicked()
{
    QImage im = original;

    dim.setHeight(dim.height()+15);
    dim.setWidth(dim.width()+15);
    im=im.scaled(dim,Qt::KeepAspectRatio);
    m_ui->captchalabel->setPixmap(QPixmap::fromImage(im));


}

void CaptchaDialog::on_zoomOut_clicked()
{
    QImage im=original;

    dim.setHeight(dim.height()-15);
    dim.setWidth(dim.width()-15);
    im=im.scaled(dim,Qt::KeepAspectRatio);
    m_ui->captchalabel->setPixmap(QPixmap::fromImage(im));

}