C:/Documents and Settings/benesova/Plocha/FlowVis/vislab2/transferFunctionsWidget.h

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#ifndef __TRANSFER_FUNCTIONS_WIDGET__
#define __TRANSFER_FUNCTIONS_WIDGET__

#include <map>

#include <QtGui/QWidget>
#include <QtGui/QVBoxLayout>
#include <QtGui/QHBoxLayout>
#include <QtGui/QComboBox>
#include <QtGui/QStackedWidget>

#include "logger.h"
#include "transferControlWidget.h"

using namespace std;


#define CONST_HORIZONTAL_SPACING 20
#define CONST_VERTICAL_SPACING 60

class TransferFunctionsWidget: public QWidget
{
        Q_OBJECT

public:
        TransferFunctionsWidget(QWidget *parent = 0);
        ~TransferFunctionsWidget();

        void createTransferFunctions(map<string, Histogram *> &histogramMap);

        void saveTransferFunctions(const char *filename);
        void loadTransferFunctions(const char *filename);

        static int getWidth() {return TransferControlWidget::getWidth() + CONST_HORIZONTAL_SPACING;}
        static int getHeight() {return TransferControlWidget::getHeight() + CONST_VERTICAL_SPACING;}

        map<string, GLuint> getTransferFunctions();

public slots:
    void selectionChanged(const QString &);
        void texturesChanged();

signals:
        void transferFunctionsChanged();


private:
        void updateDisplay();

        map<string, TransferControlWidget *> widgetMap;
        map<string, GLuint> resultMap;

        TransferControlWidget *selectedWidget;

        QVBoxLayout *myLayout;
        QComboBox *transferSelection;
        QStackedWidget *transferStack;
};

#endif

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