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Diffstat (limited to 'kcontrol/joystick/caldialog.cpp')
| -rw-r--r-- | kcontrol/joystick/caldialog.cpp | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/kcontrol/joystick/caldialog.cpp b/kcontrol/joystick/caldialog.cpp new file mode 100644 index 000000000..f8340d03c --- /dev/null +++ b/kcontrol/joystick/caldialog.cpp @@ -0,0 +1,193 @@ +/*************************************************************************** + * Copyright (C) 2003 by Martin Koller * + * m.koller@surfeu.at * + * This file is part of the KDE Control Center Module for Joysticks * + * * + * 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 2 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, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * + ***************************************************************************/ + +#include "caldialog.h" +#include "joydevice.h" + +#include <qlabel.h> +#include <qtimer.h> +#include <qapplication.h> +#include <qvbox.h> + +#include <klocale.h> +#include <kmessagebox.h> +#include <kdebug.h> + +//-------------------------------------------------------------- + +CalDialog::CalDialog(QWidget *parent, JoyDevice *joy) + : KDialogBase(parent, "calibrateDialog", true, + i18n("Calibration"), + KDialogBase::Cancel|KDialogBase::User1, KDialogBase::User1, true, KGuiItem(i18n("Next"))), + joydev(joy) +{ + QVBox *main = makeVBoxMainWidget(); + + text = new QLabel(main); + text->setMinimumHeight(200); + valueLbl = new QLabel(main); +} + +//-------------------------------------------------------------- + +void CalDialog::calibrate() +{ + text->setText(i18n("Please wait a moment to calculate the precision")); + setResult(-1); + show(); + + // calibrate precision (which min,max delivers the joystick in its center position) + // get values through the normal idle procedure + QTimer ti; + ti.start(2000, true); // single shot in 2 seconds + + // normally I'd like to hide the 'Next' button in this step, + // but it does not work - which means: in the steps after the first, + // the 'Next' button does not have the focus (to be the default button) + + do + { + qApp->processEvents(2000); + } + while ( ti.isActive() && (result() != QDialog::Rejected) ); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + joydev->calcPrecision(); + + int i, lastVal; + int min[2], center[2], max[2]; + QString hint; + + for (i = 0; i < joydev->numAxes(); i++) + { + if ( i == 0 ) + hint = i18n("(usually X)"); + else if ( i == 1 ) + hint = i18n("(usually Y)"); + else + hint = ""; + + // minimum position + text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>" + "Please move <b>axis %1 %2</b> on your device to the <b>minimum</b> position.<br><br>" + "Press any button on the device or click on the 'Next' button " + "to continue with the next step.</qt>").arg(i+1).arg(hint)); + waitButton(i, true, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + joydev->resetMinMax(i, lastVal); + if ( result() != -2 ) waitButton(i, false, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + min[0] = joydev->axisMin(i); + min[1] = joydev->axisMax(i); + + // center position + text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>" + "Please move <b>axis %1 %2</b> on your device to the <b>center</b> position.<br><br>" + "Press any button on the device or click on the 'Next' button " + "to continue with the next step.</qt>").arg(i+1).arg(hint)); + waitButton(i, true, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + joydev->resetMinMax(i, lastVal); + if ( result() != -2 ) waitButton(i, false, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + center[0] = joydev->axisMin(i); + center[1] = joydev->axisMax(i); + + // maximum position + text->setText(i18n("<qt>Calibration is about to check the value range your device delivers.<br><br>" + "Please move <b>axis %1 %2</b> on your device to the <b>maximum</b> position.<br><br>" + "Press any button on the device or click on the 'Next' button " + "to continue with the next step.</qt>").arg(i+1).arg(hint)); + waitButton(i, true, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + joydev->resetMinMax(i, lastVal); + if ( result() != -2 ) waitButton(i, false, lastVal); + + if ( result() == QDialog::Rejected ) return; // user cancelled the dialog + + max[0] = joydev->axisMin(i); + max[1] = joydev->axisMax(i); + + joydev->calcCorrection(i, min, center, max); + } + + JoyDevice::ErrorCode ret = joydev->applyCalibration(); + + if ( ret != JoyDevice::SUCCESS ) + { + KMessageBox::error(this, joydev->errText(ret), i18n("Communication Error")); + reject(); + } + + KMessageBox::information(this, i18n("You have successfully calibrated your device"), i18n("Calibration Success")); + accept(); +} + +//-------------------------------------------------------------- + +void CalDialog::waitButton(int axis, bool press, int &lastVal) +{ + JoyDevice::EventType type; + int number, value; + bool button = false; + lastVal = 0; + + setResult(-1); + // loop until the user presses a button on the device or on the dialog + do + { + qApp->processEvents(100); + + if ( joydev->getEvent(type, number, value) ) + { + button = ( (type == JoyDevice::BUTTON) && (press ? (value == 1) : (value == 0)) ); + + if ( (type == JoyDevice::AXIS) && (number == axis) ) + valueLbl->setText(i18n("Value Axis %1: %2").arg(axis+1).arg(lastVal = value)); + } + } + while ( !button && (result() == -1) ); +} + +//-------------------------------------------------------------- +// Next button + +void CalDialog::slotUser1() +{ + setResult(-2); +} + +//-------------------------------------------------------------- + +#include "caldialog.moc" + +//-------------------------------------------------------------- |