| /******************************************************************************* |
| * Copyright (c) 2016 École Polytechnique de Montréal |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.tmf.chart.ui.type; |
| |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.swt.graphics.ImageData; |
| import org.eclipse.tracecompass.internal.provisional.tmf.chart.core.chart.ChartType; |
| import org.eclipse.tracecompass.internal.provisional.tmf.chart.core.descriptor.IDataChartDescriptor; |
| |
| /** |
| * Scatter chart implementation of the a chart type. |
| * |
| * @author Gabriel-Andrew Pollo-Guilbert |
| */ |
| public class ScatterChartTypeDefinition implements IChartTypeDefinition { |
| |
| // ------------------------------------------------------------------------ |
| // Constants |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * Icons used in the chart maker |
| */ |
| private static final String SCATTER_CHART_ICON = "icons/scatterchart.png"; //$NON-NLS-1$ |
| |
| // ------------------------------------------------------------------------ |
| // Overriden methods |
| // ------------------------------------------------------------------------ |
| |
| @Override |
| public ChartType getType() { |
| return ChartType.SCATTER_CHART; |
| } |
| |
| @Override |
| public ImageData getImageData() { |
| return new ImageData(getClass().getClassLoader().getResourceAsStream(SCATTER_CHART_ICON)); |
| } |
| |
| @Override |
| public boolean checkIfXDescriptorValid(IDataChartDescriptor<?, ?> desc, @Nullable IDataChartDescriptor<?, ?> filter) { |
| // Only descriptors with the same type are accepted on the X axis |
| return IChartTypeDefinition.filterSameDescriptor(desc, filter); |
| } |
| |
| @Override |
| public boolean checkIfYDescriptorValid(IDataChartDescriptor<?, ?> desc, @Nullable IDataChartDescriptor<?, ?> filter) { |
| // Only descriptors with the same type are accepted on the Y axis |
| return IChartTypeDefinition.filterSameDescriptor(desc, filter); |
| } |
| |
| @Override |
| public boolean checkIfXLogscalePossible(@Nullable IDataChartDescriptor<?, ?> filter) { |
| // Enable logarithmic scale for numerical descriptors, but not |
| // timestamp, as log scale with timestamp would not make sense |
| return checkNumericalNotTimestamp(filter); |
| } |
| |
| @Override |
| public boolean checkIfYLogscalePossible(@Nullable IDataChartDescriptor<?, ?> filter) { |
| // Enable logarithmic scale for numerical descriptors, but not |
| // timestamp, as log scale with timestamp would not make sense |
| return checkNumericalNotTimestamp(filter); |
| } |
| |
| private static boolean checkNumericalNotTimestamp(@Nullable IDataChartDescriptor<?, ?> filter) { |
| if (filter == null) { |
| return true; |
| } |
| |
| return IChartTypeDefinition.checkIfNumerical(filter) && !IChartTypeDefinition.checkIfTimestamp(filter); |
| } |
| |
| } |