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582 lines
19 KiB
Java
582 lines
19 KiB
Java
/*
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* Copyright (c) 2015, Netsyms Technologies
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* All rights reserved.
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*
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*
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* CODE LICENSE ==========
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. You adhere to the Media License detailed below. If you do not, this license
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* is automatically revoked and you must purge all copies of the software you
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* possess, in source or binary form.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* MEDIA LICENSE ==========
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* All images and other graphical files ("media") included with this
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* software are copyright (c) 2015 Netsyms Technologies. You may not distribute
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* the graphics or any program, source code repository, or other digital storage
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* media containing them without permission from Netsyms Technologies.
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* This ban on distribution only applies to publicly available systems.
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* A password-protected network file share, USB drive, or other storage scheme that
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* cannot be easily accessed by the public is generally allowed. If in doubt,
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* contact Netsyms Technologies. If Netsyms Technologies allows or denies
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* you permission, that decision is considered final and binding.
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*
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* You may only use the media for personal,
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* non-commercial, non-educational use unless:
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* 1, You have paid for the software and media via the SyMAT website,
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* or 2, you are using it as part of the 15-day trial period.
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* Other uses are prohibited without permission.
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* If any part of this license is deemed unenforcable, the remainder
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* of the license remains in full effect.
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*/
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package net.apocalypselabs.symat;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.Font;
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import java.io.File;
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import java.io.IOException;
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import javax.swing.JFileChooser;
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import javax.swing.JOptionPane;
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import javax.swing.SwingUtilities;
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import javax.swing.filechooser.FileFilter;
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import javax.swing.filechooser.FileNameExtensionFilter;
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import org.math.plot.plotObjects.BaseLabel;
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import org.matheclipse.core.eval.EvalUtilities;
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/**
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*
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* @author Skylar
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*/
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public class Graph extends javax.swing.JInternalFrame {
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private final JFileChooser fc = new JFileChooser();
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private boolean standalone = true;
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private BaseLabel lbl = new BaseLabel("", Color.black, 0.5, 1.1);
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// History, used for redrawing when scale changed.
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private String history = "";
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// If a graph is being drawn, set to true, else false
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boolean graphing = false;
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// Graph min and max
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private double xmin = -10;
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private double xmax = 10;
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// private double ymin = -10;
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// private double ymax = 10;
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/**
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* Creates new form Graph
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*/
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public Graph() {
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init();
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}
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/**
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*
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* @param isInternal
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*/
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public Graph(boolean isInternal) {
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init();
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standalone = !isInternal;
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}
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private void init() {
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initComponents();
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FileFilter filter = new FileNameExtensionFilter("PNG image (.png)", "png");
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fc.setFileFilter(filter);
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fc.addChoosableFileFilter(filter);
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plot.plotToolBar.remove(5);
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plot.plotToolBar.remove(4);
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plot.plotToolBar.remove(3);
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lbl.setFont(new Font("Courier", Font.BOLD, 18));
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plot.addPlotable(lbl);
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}
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@Override
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public void doDefaultCloseAction() {
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if (standalone) {
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dispose();
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} else {
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hide();
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}
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}
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/**
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*
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*/
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public void forceClose() {
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dispose();
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}
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/**
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* This method is called from within the constructor to initialize the form.
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* WARNING: Do NOT modify this code. The content of this method is always
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* regenerated by the Form Editor.
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*/
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@SuppressWarnings("unchecked")
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// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
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private void initComponents() {
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inBox = new javax.swing.JTextField();
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jLabel1 = new javax.swing.JLabel();
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plotBtn = new javax.swing.JButton();
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plot = new org.math.plot.Plot2DPanel();
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jMenuBar1 = new javax.swing.JMenuBar();
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jMenu1 = new javax.swing.JMenu();
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exportBtn = new javax.swing.JMenuItem();
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jMenu2 = new javax.swing.JMenu();
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clrGraphBtn = new javax.swing.JMenuItem();
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setTitleBtn = new javax.swing.JMenuItem();
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setClosable(true);
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setDefaultCloseOperation(javax.swing.WindowConstants.HIDE_ON_CLOSE);
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setIconifiable(true);
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setMaximizable(true);
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setResizable(true);
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setTitle("Graph");
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setToolTipText("");
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setFrameIcon(new javax.swing.ImageIcon(getClass().getResource("/net/apocalypselabs/symat/icons/graph.png"))); // NOI18N
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setPreferredSize(new java.awt.Dimension(326, 402));
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addComponentListener(new java.awt.event.ComponentAdapter() {
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public void componentShown(java.awt.event.ComponentEvent evt) {
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formComponentShown(evt);
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}
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});
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inBox.addKeyListener(new java.awt.event.KeyAdapter() {
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public void keyTyped(java.awt.event.KeyEvent evt) {
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inBoxKeyTyped(evt);
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}
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});
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jLabel1.setText("f(x)=");
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plotBtn.setText(">>");
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plotBtn.setToolTipText("");
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plotBtn.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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plotBtnActionPerformed(evt);
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}
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});
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plot.addMouseListener(new java.awt.event.MouseAdapter() {
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public void mouseClicked(java.awt.event.MouseEvent evt) {
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plotMouseClicked(evt);
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}
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});
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jMenu1.setText("File");
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exportBtn.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.CTRL_MASK));
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exportBtn.setText("Export graph...");
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exportBtn.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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exportBtnActionPerformed(evt);
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}
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});
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jMenu1.add(exportBtn);
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jMenuBar1.add(jMenu1);
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jMenu2.setText("Edit");
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clrGraphBtn.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.CTRL_MASK));
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clrGraphBtn.setText("Clear Graph");
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clrGraphBtn.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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clrGraphBtnActionPerformed(evt);
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}
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});
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jMenu2.add(clrGraphBtn);
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setTitleBtn.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_T, java.awt.event.InputEvent.CTRL_MASK));
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setTitleBtn.setText("Set Title...");
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setTitleBtn.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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setTitleBtnActionPerformed(evt);
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}
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});
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jMenu2.add(setTitleBtn);
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jMenuBar1.add(jMenu2);
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setJMenuBar(jMenuBar1);
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javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
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getContentPane().setLayout(layout);
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layout.setHorizontalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGroup(layout.createSequentialGroup()
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.addContainerGap()
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.addComponent(jLabel1)
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.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
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.addComponent(inBox, javax.swing.GroupLayout.DEFAULT_SIZE, 215, Short.MAX_VALUE)
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.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
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.addComponent(plotBtn)
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.addGap(10, 10, 10))
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.addComponent(plot, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
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);
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layout.setVerticalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGroup(layout.createSequentialGroup()
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.addComponent(plot, javax.swing.GroupLayout.DEFAULT_SIZE, 311, Short.MAX_VALUE)
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.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
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.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
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.addComponent(inBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
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.addComponent(jLabel1)
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.addComponent(plotBtn))
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.addContainerGap())
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);
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pack();
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}// </editor-fold>//GEN-END:initComponents
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private void plotBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_plotBtnActionPerformed
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String[] frmlas = inBox.getText().split(";");
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for (String f : frmlas) {
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new GraphThread(f).start();
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}
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}//GEN-LAST:event_plotBtnActionPerformed
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/**
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* Graph the graphs without holding up everything else.
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*/
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private class GraphThread extends Thread {
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String[] frmlas;
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public GraphThread(String frmla) {
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frmlas = new String[1];
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frmlas[0] = frmla;
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}
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public GraphThread(String[] frmla) {
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frmlas = frmla;
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}
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@Override
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public void run() {
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SwingUtilities.invokeLater(new Runnable() {
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@Override
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public void run() {
|
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inBox.setEnabled(false);
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plotBtn.setEnabled(false);
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for (Component mu : jMenuBar1.getComponents()) {
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mu.setEnabled(false);
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}
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}
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});
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for (String formula : frmlas) {
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String niceformula = formula;
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CodeRunner cr = new CodeRunner();
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formula = formula.replaceAll("x", "\\$x");
|
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EvalUtilities solver = new EvalUtilities();
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String xx = "";
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String yy = "";
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double x;
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for (x = xmin; x <= xmax; x += ((xmax - xmin) / 400.0)) {
|
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String res;
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try {
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cr.setVar("x", x);
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res = solver.evaluate("$x=" + x + ";N[" + formula + "]").toString();
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} catch (Exception ex) {
|
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res = "0";
|
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}
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// Omit crazy numbers like 1/0 and stuff
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try {
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if (Double.parseDouble(res) > Integer.MIN_VALUE) {
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xx += String.valueOf(x) + " ";
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yy += res + " ";
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} else {
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}
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} catch (Exception ex) {
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xx += String.valueOf(x) + " ";
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yy += res + " ";
|
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}
|
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}
|
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Debug.println(xx);
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Debug.println(yy);
|
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String[] xs = xx.trim().split(" ");
|
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String[] ys = yy.trim().split(" ");
|
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double[] xd = new double[xs.length];
|
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double[] yd = new double[ys.length];
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for (int i = 0; i < xs.length; i++) {
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try {
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xd[i] = Double.parseDouble(xs[i]);
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} catch (Exception ex) {
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xd[i] = 0.0;
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}
|
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}
|
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for (int i = 0; i < ys.length; i++) {
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try {
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yd[i] = Double.parseDouble(ys[i]);
|
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} catch (Exception ex) {
|
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yd[i] = 0.0;
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}
|
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}
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SwingUtilities.invokeLater(new Updater(niceformula, xd, yd));
|
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}
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SwingUtilities.invokeLater(new Finisher());
|
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}
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private class Updater implements Runnable {
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final double[] xd;
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final double[] yd;
|
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final String formula;
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public Updater(String frmla, double[] x, double[] y) {
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xd = x;
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yd = y;
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formula = frmla;
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}
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@Override
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public void run() {
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plot.addLinePlot(formula, xd, yd);
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history += formula + "\n";
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}
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}
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private class Finisher implements Runnable {
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@Override
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public void run() {
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inBox.setEnabled(true);
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plotBtn.setEnabled(true);
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for (Component mu : jMenuBar1.getComponents()) {
|
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mu.setEnabled(true);
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}
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inBox.requestFocusInWindow();
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}
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}
|
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}
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|
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private void formComponentShown(java.awt.event.ComponentEvent evt) {//GEN-FIRST:event_formComponentShown
|
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}//GEN-LAST:event_formComponentShown
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|
|
/**
|
|
*
|
|
* @param x
|
|
* @param y
|
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*/
|
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public void plotPoints(double[] x, double[] y) {
|
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plotPoints(x, y, "Points");
|
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}
|
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|
|
/**
|
|
*
|
|
* @param x
|
|
* @param y
|
|
* @param name
|
|
*/
|
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public void plotPoints(double[] x, double[] y, String name) {
|
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plot.addLinePlot(name, x, y);
|
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}
|
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|
|
/**
|
|
* Get the zoom ratio.
|
|
*
|
|
* @param zoomLevel The zoom level to calculate from.
|
|
* @return The ratio.
|
|
*/
|
|
@Deprecated
|
|
public static double getScale(int zoomLevel) {
|
|
return 15.0;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param x
|
|
* @param y
|
|
*/
|
|
public void drawDot(double x, double y) {
|
|
double[] xpt = {x};
|
|
double[] ypt = {y};
|
|
|
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plot.addScatterPlot("", Color.BLACK, xpt, ypt);
|
|
}
|
|
|
|
private void inBoxKeyTyped(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_inBoxKeyTyped
|
|
if (evt.getKeyChar() == '\n') {
|
|
plotBtn.doClick();
|
|
}
|
|
}//GEN-LAST:event_inBoxKeyTyped
|
|
|
|
private void clrGraphBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clrGraphBtnActionPerformed
|
|
clearDraw();
|
|
}//GEN-LAST:event_clrGraphBtnActionPerformed
|
|
|
|
private void exportBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exportBtnActionPerformed
|
|
int result = fc.showSaveDialog(Main.mainPane);
|
|
if (result == JFileChooser.APPROVE_OPTION) {
|
|
File file = new File(addSaveExt(fc.getSelectedFile().toString()));
|
|
try {
|
|
plot.toGraphicFile(file);
|
|
} catch (IOException ex) {
|
|
JOptionPane.showInternalMessageDialog(this,
|
|
"Image export failed!",
|
|
"Error",
|
|
JOptionPane.ERROR_MESSAGE);
|
|
}
|
|
}
|
|
}//GEN-LAST:event_exportBtnActionPerformed
|
|
|
|
private void setTitleBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_setTitleBtnActionPerformed
|
|
String wintitle = JOptionPane.showInternalInputDialog(this,
|
|
"New window title:",
|
|
"Rename",
|
|
JOptionPane.QUESTION_MESSAGE);
|
|
if (wintitle != null && !wintitle.equals("")) {
|
|
setWindowTitle(wintitle);
|
|
setLabel(wintitle);
|
|
}
|
|
}//GEN-LAST:event_setTitleBtnActionPerformed
|
|
|
|
private void plotMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_plotMouseClicked
|
|
|
|
}//GEN-LAST:event_plotMouseClicked
|
|
|
|
/**
|
|
* Get the range of the graph.
|
|
*
|
|
* @return {xmin, xmax}
|
|
*/
|
|
public double[] getRange() {
|
|
double[] range = {xmin, xmax};
|
|
return range;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param min
|
|
* @param max
|
|
*/
|
|
public void setRange(double min, double max) {
|
|
xmin = min;
|
|
xmax = max;
|
|
|
|
clearDraw(false);
|
|
plot.setFixedBounds(0, min, max);
|
|
if (!history.trim().equals("")) {
|
|
String temp = "";
|
|
for (String cmd : history.trim().split("\n")) {
|
|
cmd = cmd.trim();
|
|
if (!cmd.equals("")) {
|
|
temp += cmd + "\n";
|
|
}
|
|
}
|
|
history = temp.trim();
|
|
new GraphThread(history.split("\n")).start();
|
|
inBox.setText("");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Graph the given function. Same as typing into input box and pressing
|
|
* Enter.
|
|
*
|
|
* @param f f(x) = f
|
|
*/
|
|
public void graphFunction(String f) {
|
|
inBox.setText(f);
|
|
plotBtnActionPerformed(null);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param label
|
|
*/
|
|
public void setLabel(String label) {
|
|
lbl.setText(label);
|
|
}
|
|
|
|
private String addSaveExt(String path) {
|
|
if (!path.matches(".*\\.(png)")) {
|
|
path += ".png";
|
|
}
|
|
return path;
|
|
}
|
|
|
|
/**
|
|
* Set the wintitle of this graph window.
|
|
*
|
|
* @param t The wintitle.
|
|
*/
|
|
public void setWindowTitle(String t) {
|
|
setTitle(t);
|
|
}
|
|
|
|
/**
|
|
* Get the wintitle of the window.
|
|
*
|
|
* @return the wintitle, stupid!
|
|
*/
|
|
public String getWindowTitle() {
|
|
return getTitle();
|
|
}
|
|
|
|
/**
|
|
* Erase the graph.
|
|
*/
|
|
public void clearDraw() {
|
|
clearDraw(true);
|
|
}
|
|
|
|
/**
|
|
* Erase the graph.
|
|
*
|
|
* @param alsoHistory True if history should be removed
|
|
*/
|
|
public void clearDraw(boolean alsoHistory) {
|
|
if (alsoHistory) {
|
|
history = "";
|
|
}
|
|
plot.removeAllPlots();
|
|
}
|
|
|
|
// Variables declaration - do not modify//GEN-BEGIN:variables
|
|
private javax.swing.JMenuItem clrGraphBtn;
|
|
private javax.swing.JMenuItem exportBtn;
|
|
private javax.swing.JTextField inBox;
|
|
private javax.swing.JLabel jLabel1;
|
|
private javax.swing.JMenu jMenu1;
|
|
private javax.swing.JMenu jMenu2;
|
|
private javax.swing.JMenuBar jMenuBar1;
|
|
private org.math.plot.Plot2DPanel plot;
|
|
private javax.swing.JButton plotBtn;
|
|
private javax.swing.JMenuItem setTitleBtn;
|
|
// End of variables declaration//GEN-END:variables
|
|
}
|