ResInsight/ApplicationLibCode/UserInterface/RiuQwtSymbol.h
2021-01-11 15:27:45 +01:00

88 lines
3.1 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2015- Equinor ASA
// Copyright (C) 2015- Ceetron Solutions AS
//
// ResInsight 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 3 of the License, or
// (at your option) any later version.
//
// ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "qwt_symbol.h"
#include <QString>
//--------------------------------------------------------------------------------------------------
/// This class overrides renderSymbols to draw symbols and labels.
/// The label is only visible in the legend, while it is clipped in the plot.
/// Therefore the method RiuQwtPlotCurve::drawSymbols also draw labels to have labels
/// in the plot as well.
//--------------------------------------------------------------------------------------------------
class RiuQwtSymbol : public QwtSymbol
{
public:
enum LabelPosition
{
LabelAboveSymbol,
LabelBelowSymbol,
LabelLeftOfSymbol,
LabelRightOfSymbol
};
enum PointSymbolEnum
{
SYMBOL_NONE,
SYMBOL_ELLIPSE,
SYMBOL_RECT,
SYMBOL_DIAMOND,
SYMBOL_TRIANGLE,
SYMBOL_DOWN_TRIANGLE,
SYMBOL_CROSS,
SYMBOL_XCROSS,
SYMBOL_LEFT_ALIGNED_TRIANGLE, // Aligned so pin point is at lower right corner
SYMBOL_RIGHT_ALIGNED_TRIANGLE, // Aligned so pin point is at lower left corner
SYMBOL_LEFT_ANGLED_TRIANGLE,
SYMBOL_RIGHT_ANGLED_TRIANGLE,
SYMBOL_UP_TRIANGLE,
SYMBOL_STAR1,
SYMBOL_STAR2,
SYMBOL_HEXAGON,
SYMBOL_LEFT_TRIANGLE,
SYMBOL_RIGHT_TRIANGLE
};
RiuQwtSymbol( PointSymbolEnum riuStyle,
const QString& label,
LabelPosition labelPosition = LabelAboveSymbol,
int labelFontSizePt = 8 );
void renderSymbols( QPainter* painter, const QPointF* points, int numPoints ) const override;
void renderSymbolLabel( QPainter* painter, const QPointF& position, const QString& label ) const;
QString globalLabel() const;
void setGlobalLabel( const QString& label );
void setLabelPosition( LabelPosition labelPosition );
static PointSymbolEnum cycledSymbolStyle( int indexLevel1, int indexLevel2 );
static PointSymbolEnum cycledSymbolStyle( int indexLevel );
static bool isFilledSymbol( PointSymbolEnum symbol );
private:
QRect labelBoundingRect( const QPainter* painter, const QRect& symbolRect, const QString& label ) const;
private:
QString m_globalLabel;
int m_labelFontSizePx;
LabelPosition m_labelPosition;
};