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transferfunctionpropertywidget.h 4.39 KB
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// ================================================================================================
// 
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// This file is part of the CAMPVis Software Framework.
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// 
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// If not explicitly stated otherwise: Copyright (C) 2012-2014, 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
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//      Technische Universitaet Muenchen
//      Boltzmannstr. 3, 85748 Garching b. Muenchen, Germany
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// 
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// For a full list of authors and contributors, please refer to the file "AUTHORS.txt".
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// 
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 
// except in compliance with the License. You may obtain a copy of the License at
// 
// http://www.apache.org/licenses/LICENSE-2.0
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// 
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// Unless required by applicable law or agreed to in writing, software distributed under the 
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
// either express or implied. See the License for the specific language governing permissions 
// and limitations under the License.
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// 
// ================================================================================================

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#ifndef TRANSFERFUNCTIONPROPERTYWIDGET_H__
#define TRANSFERFUNCTIONPROPERTYWIDGET_H__

#include "application/gui/properties/abstractpropertywidget.h"
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#include "application/gui/properties/propertywidgetfactory.h"
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#include "core/properties/transferfunctionproperty.h"

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class QDockWidget;
class QDoubleSpinBox;
class QGridLayout;
class QLabel;
class QPushButton;
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class QCheckBox;
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namespace campvis {
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    class AbstractTransferFunctionEditor;

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    /**
     * Widget for a TransferFunctionProperty
     */
    class TransferFunctionPropertyWidget : public AbstractPropertyWidget {
        Q_OBJECT;

    public:
        /**
         * Creates a new PropertyWidget for the property \a property.
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         * \param   property        The property the widget shall handle
         * \param   dataContainer   DataContainer to use (optional), defaults to nullptr.
         * \param   parent          Parent Qt widget
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         */
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        TransferFunctionPropertyWidget(TransferFunctionProperty* property, DataContainer* dataContainer = nullptr, QWidget* parent = 0);
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        /**
         * Destructor
         */
        virtual ~TransferFunctionPropertyWidget();

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    protected:
        /**
         * Gets called when the property has changed, so that widget can update its state.
         */
        virtual void updateWidgetFromProperty();
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        /**
         * Slot to be called from property when the property's flag whether to auto fit the TF window has changed.
         */
        void onTransferFunctionAutoFitWindowToDataChanged();
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    private slots:
        /// slot called when one of the intensity domain spin edits has changed
        void onDomainChanged(double value);
        /// slot called when edit TF button clicked
        void onEditClicked(bool checked);
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        /// slot called when _btnFitDomainToImage clicked
        void onFitClicked(bool checked);
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        /// slot called when _cbAutoFitDomainToImage changed
        void onAutoFitDomainToImageChanged(int state);
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    private:
        QWidget* _widget;                   ///< Widget grouping the widgets together
        QGridLayout* _gridLayout;           ///< Layout for _widget

        QLabel* _lblDomain;                 ///< intensity domain label
        QDoubleSpinBox* _spinDomainLeft;    ///< spin edit for intensity domain lower bound
        QDoubleSpinBox* _spinDomainRight;   ///< spin edit for intensity domain upper bound
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        QCheckBox* _cbAutoFitDomainToImage; ///< Checkbox for the flag whether to automatically fit the TF domain to new image data
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        QPushButton* _btnFitDomainToImage;  ///< button for fitting the intensity domain to the image 
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        QPushButton* _btnEditTF;            ///< button for showing the TF editor widget

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        QDockWidget* _dockWidget;                   ///< DockWidget for transfer function editor
        AbstractTransferFunctionEditor* _editor;    ///< Transfer function editor
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    };
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    // explicitly instantiate template, so that it gets registered also over DLL boundaries.
    template class PropertyWidgetRegistrar<TransferFunctionPropertyWidget, TransferFunctionProperty>;
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}

#endif // TRANSFERFUNCTIONPROPERTYWIDGET_H__