mirror of
https://github.com/OPM/ResInsight.git
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111 lines
4.1 KiB
C++
111 lines
4.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2018- Equinor ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#include "RiuQwtPlotItemGroup.h"
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RiuQwtPlotItemGroup::RiuQwtPlotItemGroup()
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{
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RiuQwtPlotItemGroup::~RiuQwtPlotItemGroup()
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{
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this->detach();
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for (QwtPlotItem* item : m_plotItems)
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{
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delete item;
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}
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for (QwtPlotItem* legendItem : m_legendItems)
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{
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delete legendItem;
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuQwtPlotItemGroup::addPlotItem(QwtPlotItem* plotItem)
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{
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m_plotItems.push_back(plotItem);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuQwtPlotItemGroup::addLegendItem(QwtPlotItem* legendItem)
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{
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m_legendItems.push_back(legendItem);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuQwtPlotItemGroup::draw(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const
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{
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for (const QwtPlotItem* item : m_plotItems)
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{
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item->draw(painter, xMap, yMap, canvasRect);
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QRectF RiuQwtPlotItemGroup::boundingRect() const
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{
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QRectF totalBoundingRect;
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for (const QwtPlotItem* item : m_plotItems)
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{
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totalBoundingRect = totalBoundingRect.united(item->boundingRect());
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}
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return totalBoundingRect;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QwtGraphic RiuQwtPlotItemGroup::legendIcon(int index, const QSizeF& size) const
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{
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QwtGraphic graphic;
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graphic.setDefaultSize(size);
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QPainter painter(&graphic);
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painter.setRenderHint(QPainter::Antialiasing,
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testRenderHint(QwtPlotItem::RenderAntialiased));
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for (QwtPlotItem* legendItem : m_legendItems)
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{
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QwtGraphic subGraphic = legendItem->legendIcon(index, legendItem->legendIconSize());
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QRectF boundingRect = legendItem->boundingRect();
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QImage subImage = subGraphic.toImage();
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QRectF subRect(0.0, 0.0, legendItem->legendIconSize().width(), legendItem->legendIconSize().height());
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// Symbols may not have a bounding width/height. Force the width height to be the same as the icon
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boundingRect.setWidth(subRect.width());
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boundingRect.setHeight(subRect.height());
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// Paint onto the existing icon
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painter.drawImage(boundingRect, subImage, subRect);
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}
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return graphic;
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}
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