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194 lines
6.8 KiB
194 lines
6.8 KiB
15 years ago
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/***************************************************************************
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* Copyright (C) 2003 by Martin Koller *
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* m.koller@surfeu.at *
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* This file is part of the KDE Control Center Module for Joysticks *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#include "caldialog.h"
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#include "joydevice.h"
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#include <qlabel.h>
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#include <qtimer.h>
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#include <qapplication.h>
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#include <qvbox.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <kdebug.h>
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//--------------------------------------------------------------
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CalDialog::CalDialog(QWidget *parent, JoyDevice *joy)
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: KDialogBase(parent, "calibrateDialog", true,
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i18n("Calibration"),
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KDialogBase::Cancel|KDialogBase::User1, KDialogBase::User1, true, KGuiItem(i18n("Next"))),
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joydev(joy)
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{
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QVBox *main = makeVBoxMainWidget();
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text = new QLabel(main);
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text->setMinimumHeight(200);
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valueLbl = new QLabel(main);
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}
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//--------------------------------------------------------------
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void CalDialog::calibrate()
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{
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text->setText(i18n("Please wait a moment to calculate the precision"));
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setResult(-1);
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show();
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// calibrate precision (which min,max delivers the joystick in its center position)
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// get values through the normal idle procedure
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QTimer ti;
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ti.start(2000, true); // single shot in 2 seconds
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// normally I'd like to hide the 'Next' button in this step,
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// but it does not work - which means: in the steps after the first,
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// the 'Next' button does not have the focus (to be the default button)
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do
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{
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qApp->processEvents(2000);
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}
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while ( ti.isActive() && (result() != QDialog::Rejected) );
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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joydev->calcPrecision();
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int i, lastVal;
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int min[2], center[2], max[2];
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QString hint;
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for (i = 0; i < joydev->numAxes(); i++)
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{
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if ( i == 0 )
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hint = i18n("(usually X)");
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else if ( i == 1 )
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hint = i18n("(usually Y)");
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else
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hint = "";
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// minimum position
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text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>"
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"Please move <b>axis %1 %2</b> on your device to the <b>minimum</b> position.<br><br>"
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"Press any button on the device or click on the 'Next' button "
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"to continue with the next step.</qt>").arg(i+1).arg(hint));
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waitButton(i, true, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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joydev->resetMinMax(i, lastVal);
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if ( result() != -2 ) waitButton(i, false, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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min[0] = joydev->axisMin(i);
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min[1] = joydev->axisMax(i);
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// center position
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text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>"
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"Please move <b>axis %1 %2</b> on your device to the <b>center</b> position.<br><br>"
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"Press any button on the device or click on the 'Next' button "
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"to continue with the next step.</qt>").arg(i+1).arg(hint));
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waitButton(i, true, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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joydev->resetMinMax(i, lastVal);
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if ( result() != -2 ) waitButton(i, false, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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center[0] = joydev->axisMin(i);
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center[1] = joydev->axisMax(i);
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// maximum position
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text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>"
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"Please move <b>axis %1 %2</b> on your device to the <b>maximum</b> position.<br><br>"
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"Press any button on the device or click on the 'Next' button "
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"to continue with the next step.</qt>").arg(i+1).arg(hint));
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waitButton(i, true, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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joydev->resetMinMax(i, lastVal);
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if ( result() != -2 ) waitButton(i, false, lastVal);
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if ( result() == QDialog::Rejected ) return; // user cancelled the dialog
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max[0] = joydev->axisMin(i);
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max[1] = joydev->axisMax(i);
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joydev->calcCorrection(i, min, center, max);
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}
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JoyDevice::ErrorCode ret = joydev->applyCalibration();
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if ( ret != JoyDevice::SUCCESS )
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{
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KMessageBox::error(this, joydev->errText(ret), i18n("Communication Error"));
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reject();
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}
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KMessageBox::information(this, i18n("You have successfully calibrated your device"), i18n("Calibration Success"));
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accept();
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}
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//--------------------------------------------------------------
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void CalDialog::waitButton(int axis, bool press, int &lastVal)
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{
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JoyDevice::EventType type;
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int number, value;
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bool button = false;
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lastVal = 0;
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setResult(-1);
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// loop until the user presses a button on the device or on the dialog
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do
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{
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qApp->processEvents(100);
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if ( joydev->getEvent(type, number, value) )
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{
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button = ( (type == JoyDevice::BUTTON) && (press ? (value == 1) : (value == 0)) );
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if ( (type == JoyDevice::AXIS) && (number == axis) )
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valueLbl->setText(i18n("Value Axis %1: %2").arg(axis+1).arg(lastVal = value));
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}
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}
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while ( !button && (result() == -1) );
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}
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//--------------------------------------------------------------
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// Next button
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void CalDialog::slotUser1()
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{
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setResult(-2);
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}
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//--------------------------------------------------------------
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#include "caldialog.moc"
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//--------------------------------------------------------------
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