floatpropertywidget.cpp 4.52 KB
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// ================================================================================================
// 
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// This file is part of the CAMPVis Software Framework.
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// 
// If not explicitly stated otherwise: Copyright (C) 2012, all rights reserved,
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//      Christian Schulte zu Berge <christian.szb@in.tum.de>
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//      Chair for Computer Aided Medical Procedures
//      Technische Universitt Mnchen
//      Boltzmannstr. 3, 85748 Garching b. Mnchen, Germany
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// For a full list of authors and contributors, please refer to the file "AUTHORS.txt".
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// 
// The licensing of this softare is not yet resolved. Until then, redistribution in source or
// binary forms outside the CAMP chair is not permitted, unless explicitly stated in legal form.
// However, the names of the original authors and the above copyright notice must retain in its
// original state in any case.
// 
// Legal disclaimer provided by the BSD license:
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
// 
// ================================================================================================

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#include "floatpropertywidget.h"

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namespace campvis {
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    FloatPropertyWidget::FloatPropertyWidget(FloatProperty* property, QWidget* parent /*= 0*/)
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        : AbstractPropertyWidget(property, false, parent)
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        , _adjuster(0)
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    {
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        _adjuster = new DoubleAdjusterWidget();
        _adjuster->setMinimum(property->getMinValue());
        _adjuster->setMaximum(property->getMaxValue());
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        _adjuster->setDecimals(property->getDecimals());
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        _adjuster->setSingleStep(property->getStepValue());
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        _adjuster->setValue(property->getValue());
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        addWidget(_adjuster);
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        connect(_adjuster, SIGNAL(valueChanged(double)), this, SLOT(onAdjusterValueChanged(double)));
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        property->s_minMaxChanged.connect(this, &FloatPropertyWidget::onPropertyMinMaxChanged);
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        property->s_stepChanged.connect(this, &FloatPropertyWidget::onPropertyStepChanged);
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        property->s_decimalsChanged.connect(this, &FloatPropertyWidget::onPropertyDecimalsChanged);
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    }

    FloatPropertyWidget::~FloatPropertyWidget() {
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        FloatProperty* property = static_cast<FloatProperty*>(_property);

        property->s_minMaxChanged.disconnect(this);
        property->s_stepChanged.disconnect(this);
        property->s_decimalsChanged.disconnect(this);
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    }

    void FloatPropertyWidget::updateWidgetFromProperty() {
        FloatProperty* prop = static_cast<FloatProperty*>(_property);
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        _adjuster->blockSignals(true);
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        _adjuster->setValue(prop->getValue());
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        _adjuster->blockSignals(false);
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    }

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    void FloatPropertyWidget::onAdjusterValueChanged(double value) {
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        ++_ignorePropertyUpdates;
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        FloatProperty* prop = static_cast<FloatProperty*>(_property);
        prop->setValue(value);
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        --_ignorePropertyUpdates;
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    }

    void FloatPropertyWidget::onPropertyMinMaxChanged(const AbstractProperty* property) {
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        if (_ignorePropertyUpdates == 0) {
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            const FloatProperty* prop = static_cast<const FloatProperty*>(property);
            _adjuster->setMinimum(prop->getMinValue());
            _adjuster->setMaximum(prop->getMaxValue());
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        }
    }
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    void FloatPropertyWidget::onPropertyStepChanged(const AbstractProperty* property) {
        if (_ignorePropertyUpdates == 0) {
            const FloatProperty* prop = static_cast<const FloatProperty*>(property);
            _adjuster->setSingleStep(prop->getStepValue());
        }
    }
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    void FloatPropertyWidget::onPropertyDecimalsChanged(const AbstractProperty* property) {
        if (_ignorePropertyUpdates == 0) {
            const FloatProperty* prop = static_cast<const FloatProperty*>(property);
            _adjuster->setDecimals(prop->getDecimals());
        }
    }
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}