qgslayoutmapgridwidget.h

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/***************************************************************************
                         qgslayoutmapgridwidget.h
                         ----------------------
    begin                : October 2017
    copyright            : (C) 2017 by Nyall Dawson
    email                : nyall dot dawson at gmail dot com
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSLAYOUTMAPGRIDWIDGET_H
#define QGSLAYOUTMAPGRIDWIDGET_H
 
// We don't want to expose this in the public API
#define SIP_NO_FILE
 
#include "ui_qgslayoutmapgridwidgetbase.h"
 
#include "qgis_gui.h"
#include "qgslayoutitemmapgrid.h"
#include "qgslayoutitemwidget.h"

class GUI_EXPORT QgsLayoutMapGridWidget : public QgsLayoutItemBaseWidget, private Ui::QgsLayoutMapGridWidgetBase
{
    Q_OBJECT
 
  public:
    explicit QgsLayoutMapGridWidget( QgsLayoutItemMapGrid *mapGrid, QgsLayoutItemMap *map );
 
  private slots:
 
    void setGridItems();
    void mIntervalXSpinBox_editingFinished();
    void mIntervalYSpinBox_editingFinished();
    void mOffsetXSpinBox_valueChanged( double value );
    void mOffsetYSpinBox_valueChanged( double value );
    void mCrossWidthSpinBox_valueChanged( double val );
    void mFrameWidthSpinBox_valueChanged( double val );
    void mRotatedTicksGroupBox_toggled( bool checked );
    void mRotatedTicksLengthModeComboBox_currentIndexChanged( int );
    void mRotatedTicksThresholdSpinBox_valueChanged( double val );
    void mRotatedTicksMarginToCornerSpinBox_valueChanged( double val );
    void mRotatedAnnotationsGroupBox_toggled( bool checked );
    void mRotatedAnnotationsLengthModeComboBox_currentIndexChanged( int );
    void mRotatedAnnotationsThresholdSpinBox_valueChanged( double val );
    void mRotatedAnnotationsMarginToCornerSpinBox_valueChanged( double val );
    void mGridFrameMarginSpinBox_valueChanged( double val );
    void mFrameStyleComboBox_currentIndexChanged( int );
    void mGridFramePenSizeSpinBox_valueChanged( double d );
    void mGridFramePenColorButton_colorChanged( const QColor &newColor );
    void mGridFrameFill1ColorButton_colorChanged( const QColor &newColor );
    void mGridFrameFill2ColorButton_colorChanged( const QColor &newColor );
    void mGridTypeComboBox_currentIndexChanged( int );
    void mapGridCrsChanged( const QgsCoordinateReferenceSystem &crs );
    void mGridBlendComboBox_currentIndexChanged( int index );
    void mCheckGridLeftSide_toggled( bool checked );
    void mCheckGridRightSide_toggled( bool checked );
    void mCheckGridTopSide_toggled( bool checked );
    void mCheckGridBottomSide_toggled( bool checked );
 
    //frame divisions display
    void mFrameDivisionsLeftComboBox_currentIndexChanged( int index );
    void mFrameDivisionsRightComboBox_currentIndexChanged( int index );
    void mFrameDivisionsTopComboBox_currentIndexChanged( int index );
    void mFrameDivisionsBottomComboBox_currentIndexChanged( int index );
 
    void mDrawAnnotationGroupBox_toggled( bool state );
    void mAnnotationFormatButton_clicked();
 
    //annotation display
    void mAnnotationDisplayLeftComboBox_currentIndexChanged( int );
    void mAnnotationDisplayRightComboBox_currentIndexChanged( int );
    void mAnnotationDisplayTopComboBox_currentIndexChanged( int );
    void mAnnotationDisplayBottomComboBox_currentIndexChanged( int );
 
    //annotation position
    void mAnnotationPositionLeftComboBox_currentIndexChanged( int );
    void mAnnotationPositionRightComboBox_currentIndexChanged( int );
    void mAnnotationPositionTopComboBox_currentIndexChanged( int );
    void mAnnotationPositionBottomComboBox_currentIndexChanged( int );
 
    //annotation direction
    void mAnnotationDirectionComboBoxLeft_currentIndexChanged( int index );
    void mAnnotationDirectionComboBoxRight_currentIndexChanged( int index );
    void mAnnotationDirectionComboBoxTop_currentIndexChanged( int index );
    void mAnnotationDirectionComboBoxBottom_currentIndexChanged( int index );
 
    void mAnnotationFormatComboBox_currentIndexChanged( int index );
    void mCoordinatePrecisionSpinBox_valueChanged( int value );
    void mDistanceToMapFrameSpinBox_valueChanged( double d );
 
  protected:
    virtual void updateGuiElements();
 
  protected slots:
    void populateDataDefinedButtons();
 
  private slots:

    void setGuiElementValues();
    void lineSymbolChanged();
    void markerSymbolChanged();
    void gridEnabledToggled( bool active );
    void intervalUnitChanged( int index );
    void minIntervalChanged( double interval );
    void maxIntervalChanged( double interval );
    void annotationTextFormatChanged();
    void onCrsChanged();
 
  private:
    QPointer<QgsLayoutItemMap> mMap;
    QPointer<QgsLayoutItemMapGrid> mMapGrid;
    int mBlockAnnotationFormatUpdates = 0;

    void blockAllSignals( bool b );
 
    void handleChangedFrameDisplay( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::DisplayMode mode );
    void handleChangedAnnotationDisplay( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::DisplayMode mode );
    void handleChangedAnnotationPosition( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::AnnotationPosition position );
    void handleChangedAnnotationDirection( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::AnnotationDirection direction );
 
    void insertFrameDisplayEntries( QComboBox *c );
    void insertAnnotationDisplayEntries( QComboBox *c );
    void insertAnnotationPositionEntries( QComboBox *c );
    void insertAnnotationDirectionEntries( QComboBox *c );
 
    void initFrameDisplayBox( QComboBox *c, QgsLayoutItemMapGrid::DisplayMode display );
    void initAnnotationPositionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationPosition pos );
    void initAnnotationDirectionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationDirection dir );

    void toggleFrameControls( bool frameEnabled, bool frameFillEnabled, bool frameSizeEnabled, bool ticksRotationEnabled );

    bool hasPredefinedScales() const;
};
 
#endif //QGSLAYOUTMAPGRIDWIDGET_H