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Diffstat (limited to 'src/unitConverter/converterGUI/UnitConverterGUI.java')
| -rwxr-xr-x | src/unitConverter/converterGUI/UnitConverterGUI.java | 671 |
1 files changed, 0 insertions, 671 deletions
diff --git a/src/unitConverter/converterGUI/UnitConverterGUI.java b/src/unitConverter/converterGUI/UnitConverterGUI.java deleted file mode 100755 index b54e0da..0000000 --- a/src/unitConverter/converterGUI/UnitConverterGUI.java +++ /dev/null @@ -1,671 +0,0 @@ -/** - * Copyright (C) 2018 Adrien Hopkins - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program 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 Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see <https://www.gnu.org/licenses/>. - */ -package unitConverter.converterGUI; - -import java.awt.BorderLayout; -import java.awt.GridLayout; -import java.io.File; -import java.math.BigDecimal; -import java.math.MathContext; -import java.util.ArrayList; -import java.util.Comparator; -import java.util.List; -import java.util.function.Predicate; - -import javax.swing.BorderFactory; -import javax.swing.JButton; -import javax.swing.JFrame; -import javax.swing.JList; -import javax.swing.JOptionPane; -import javax.swing.JPanel; -import javax.swing.JScrollPane; -import javax.swing.JSlider; -import javax.swing.JTabbedPane; -import javax.swing.JTextArea; -import javax.swing.JTextField; -import javax.swing.ListModel; -import javax.swing.ListSelectionModel; - -import unitConverter.UnitsDatabase; -import unitConverter.dimension.StandardDimensions; -import unitConverter.dimension.UnitDimension; -import unitConverter.unit.AbstractUnit; -import unitConverter.unit.NonlinearUnits; -import unitConverter.unit.SI; -import unitConverter.unit.Unit; -import unitConverter.unit.UnitPrefix; - -/** - * @author Adrien Hopkins - * @since 2018-12-27 - * @since v0.1.0 - */ -final class UnitConverterGUI { - private static class Presenter { - /** The presenter's associated view. */ - private final View view; - - /** The units known by the program. */ - private final UnitsDatabase units; - - /** The names of all of the units */ - private final List<String> unitNames; - - /** The names of all of the units, but filtered */ - private final DelegateListModel<String> unitNamesFiltered; - - /** The names of all of the prefixes */ - private final List<String> prefixNames; - - /** The names of all of the prefixes */ - private final DelegateListModel<String> prefixNamesFiltered; - - private final Comparator<String> prefixNameComparator; - - private int significantFigures = 6; - - /** - * Creates the presenter. - * - * @param view - * presenter's associated view - * @since 2018-12-27 - * @since v0.1.0 - */ - Presenter(final View view) { - this.view = view; - - // load initial units - this.units = new UnitsDatabase(); - this.units.addUnit("metre", SI.METRE); - this.units.addUnit("kilogram", SI.KILOGRAM); - this.units.addUnit("gram", SI.KILOGRAM.dividedBy(1000)); - this.units.addUnit("second", SI.SECOND); - this.units.addUnit("ampere", SI.AMPERE); - this.units.addUnit("kelvin", SI.KELVIN); - this.units.addUnit("mole", SI.MOLE); - this.units.addUnit("candela", SI.CANDELA); - this.units.addUnit("bit", SI.SI.getBaseUnit(StandardDimensions.INFORMATION)); - this.units.addUnit("unit", SI.SI.getBaseUnit(UnitDimension.EMPTY)); - // nonlinear units - must be loaded manually - this.units.addUnit("tempCelsius", NonlinearUnits.CELSIUS); - this.units.addUnit("tempFahrenheit", NonlinearUnits.FAHRENHEIT); - - this.units.addAllFromFile(new File("unitsfile.txt")); - - // a comparator that can be used to compare prefix names - // any name that does not exist is less than a name that does. - // otherwise, they are compared by value - this.prefixNameComparator = (o1, o2) -> { - if (!Presenter.this.units.containsPrefixName(o1)) - return -1; - else if (!Presenter.this.units.containsPrefixName(o2)) - return 1; - - final UnitPrefix p1 = Presenter.this.units.getPrefix(o1); - final UnitPrefix p2 = Presenter.this.units.getPrefix(o2); - - if (p1.getMultiplier() < p2.getMultiplier()) - return -1; - else if (p1.getMultiplier() > p2.getMultiplier()) - return 1; - - return o1.compareTo(o2); - }; - - this.unitNames = new ArrayList<>(this.units.prefixlessUnitNameSet()); - this.unitNames.sort(null); // sorts it using Comparable - - this.unitNamesFiltered = new DelegateListModel<>(new ArrayList<>(this.units.prefixlessUnitNameSet())); - this.unitNamesFiltered.sort(null); // sorts it using Comparable - - this.prefixNames = new ArrayList<>(this.units.prefixNameSet()); - this.prefixNames.sort(this.prefixNameComparator); // sorts it using my comparator - - this.prefixNamesFiltered = new DelegateListModel<>(new ArrayList<>(this.units.prefixNameSet())); - this.prefixNamesFiltered.sort(this.prefixNameComparator); // sorts it using my comparator - - System.out.printf("Successfully loaded %d units (%d base units)", AbstractUnit.getUnitCount(), - AbstractUnit.getBaseUnitCount()); - } - - /** - * Runs whenever the convert button is pressed. - * - * <p> - * Reads and parses a unit expression from the from and to boxes, then converts {@code from} to {@code to}. Any - * errors are shown in JOptionPanes. - * </p> - * - * @since 2019-01-26 - * @since v0.1.0 - */ - public final void convert() { - final String fromUnitString = this.view.getFromText(); - final String toUnitString = this.view.getToText(); - - // try to parse from - final Unit from; - try { - from = this.units.getUnitFromExpression(fromUnitString); - } catch (final IllegalArgumentException e) { - this.view.showErrorDialog("Parse Error", "Could not recognize text in From entry: " + e.getMessage()); - return; - } - - final double value; - // try to parse to - final Unit to; - try { - to = this.units.getUnitFromExpression(toUnitString); - } catch (final IllegalArgumentException e) { - this.view.showErrorDialog("Parse Error", "Could not recognize text in To entry: " + e.getMessage()); - return; - } - - // if I can't convert, leave - if (!from.canConvertTo(to)) { - this.view.showErrorDialog("Conversion Error", - String.format("Cannot convert between %s and %s", fromUnitString, toUnitString)); - return; - } - - value = to.convertFromBase(from.convertToBase(1)); - - // round value - final BigDecimal bigValue = new BigDecimal(value).round(new MathContext(this.significantFigures)); - String output = bigValue.toString(); - - // remove trailing zeroes - if (output.contains(".")) { - while (output.endsWith("0")) { - output = output.substring(0, output.length() - 1); - } - if (output.endsWith(".")) { - output = output.substring(0, output.length() - 1); - } - } - - this.view.setOutputText(String.format("%s = %s %s", fromUnitString, output, toUnitString)); - } - - /** - * Filters the filtered model for units - * - * @param filter - * filter to use - * @since 2019-01-15 - * @since v0.1.0 - */ - private final void filterFilteredPrefixModel(final Predicate<String> filter) { - this.prefixNamesFiltered.clear(); - for (final String prefixName : this.prefixNames) { - if (filter.test(prefixName)) { - this.prefixNamesFiltered.add(prefixName); - } - } - } - - /** - * Filters the filtered model for units - * - * @param filter - * filter to use - * @since 2019-01-15 - * @since v0.1.0 - */ - private final void filterFilteredUnitModel(final Predicate<String> filter) { - this.unitNamesFiltered.clear(); - for (final String unitName : this.unitNames) { - if (filter.test(unitName)) { - this.unitNamesFiltered.add(unitName); - } - } - } - - /** - * @return a list model of all of the unit keys - * @since 2019-01-14 - * @since v0.1.0 - */ - public final ListModel<String> keyListModel() { - return this.unitNamesFiltered; - } - - /** - * Runs whenever the prefix filter is changed. - * <p> - * Filters the prefix list then sorts it using a {@code FilterComparator}. - * </p> - * - * @since 2019-01-15 - * @since v0.1.0 - */ - public final void prefixFilterUpdated() { - final String filter = this.view.getPrefixFilterText(); - if (filter.equals("")) { - this.filterFilteredPrefixModel(t -> true); - } else { - this.filterFilteredPrefixModel(t -> t.contains(filter)); - } - this.prefixNamesFiltered.sort(new FilterComparator(filter)); - } - - /** - * @return a list model of all of the prefix names - * @since 2019-01-15 - */ - public final ListModel<String> prefixNameListModel() { - return this.prefixNamesFiltered; - } - - /** - * Runs whenever a prefix is selected in the viewer. - * <p> - * Shows its information in the text box to the right. - * </p> - * - * @since 2019-01-15 - * @since v0.1.0 - */ - public final void prefixSelected() { - final int index = this.view.getPrefixListSelection(); - if (index == -1) - return; - else { - final String prefixName = this.prefixNamesFiltered.get(index); - final UnitPrefix prefix = this.units.getPrefix(prefixName); - - this.view.setPrefixTextBoxText(String.format("%s%nMultiplier: %s", prefixName, prefix.getMultiplier())); - } - } - - /** - * @param significantFigures - * new value of significantFigures - * @since 2019-01-15 - */ - public final void setSignificantFigures(final int significantFigures) { - this.significantFigures = significantFigures; - } - - /** - * Runs whenever the unit filter is changed. - * <p> - * Filters the unit list then sorts it using a {@code FilterComparator}. - * </p> - * - * @since 2019-01-15 - * @since v0.1.0 - */ - public final void unitFilterUpdated() { - final String filter = this.view.getUnitFilterText(); - if (filter.equals("")) { - this.filterFilteredUnitModel(t -> true); - } else { - this.filterFilteredUnitModel(t -> t.contains(filter)); - } - this.unitNamesFiltered.sort(new FilterComparator(filter)); - } - - /** - * Runs whenever a unit is selected in the viewer. - * <p> - * Shows its information in the text box to the right. - * </p> - * - * @since 2019-01-15 - * @since v0.1.0 - */ - public void unitNameSelected() { - final int index = this.view.getUnitListSelection(); - if (index == -1) - return; - else { - final String unitName = this.unitNamesFiltered.get(index); - final Unit unit = this.units.getUnit(unitName); - - this.view.setUnitTextBoxText(unit.toString()); - } - } - } - - private static class View { - /** The view's frame. */ - private final JFrame frame; - /** The view's associated presenter. */ - private final Presenter presenter; - - /** The list of unit names in the unit viewer */ - private final JList<String> unitNameList; - /** The list of prefix names in the prefix viewer */ - private final JList<String> prefixNameList; - /** The unit search box in the unit viewer */ - private final JTextField unitFilterEntry; - /** The text box for unit data in the unit viewer */ - private final JTextArea unitTextBox; - /** The prefix search box in the prefix viewer */ - private final JTextField prefixFilterEntry; - /** The text box for prefix data in the prefix viewer */ - private final JTextArea prefixTextBox; - /** The "From" entry in the conversion panel */ - private final JTextField fromEntry; - /** The "To" entry in the conversion panel */ - private final JTextField toEntry; - /** The output area in the conversion panel */ - private final JTextArea output; - - /** - * Creates the {@code View}. - * - * @since 2019-01-14 - * @since v0.1.0 - */ - public View() { - this.presenter = new Presenter(this); - this.frame = new JFrame("Unit Converter"); - this.frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); - - // create the components - this.unitNameList = new JList<>(this.presenter.keyListModel()); - this.prefixNameList = new JList<>(this.presenter.prefixNameListModel()); - this.unitFilterEntry = new JTextField(); - this.unitTextBox = new JTextArea(); - this.prefixFilterEntry = new JTextField(); - this.prefixTextBox = new JTextArea(); - this.fromEntry = new JTextField(); - this.toEntry = new JTextField(); - this.output = new JTextArea(2, 32); - - // create more components - this.initComponents(); - - this.frame.pack(); - } - - /** - * @return text in "From" box in converter panel - * @since 2019-01-15 - * @since v0.1.0 - */ - public String getFromText() { - return this.fromEntry.getText(); - } - - /** - * @return text in prefix filter - * @since 2019-01-15 - * @since v0.1.0 - */ - public String getPrefixFilterText() { - return this.prefixFilterEntry.getText(); - } - - /** - * @return index of selected prefix - * @since 2019-01-15 - * @since v0.1.0 - */ - public int getPrefixListSelection() { - return this.prefixNameList.getSelectedIndex(); - } - - /** - * @return text in "To" box in converter panel - * @since 2019-01-26 - * @since v0.1.0 - */ - public String getToText() { - return this.toEntry.getText(); - } - - /** - * @return text in unit filter - * @see javax.swing.text.JTextComponent#getText() - */ - public String getUnitFilterText() { - return this.unitFilterEntry.getText(); - } - - /** - * @return index of selected unit - * @since 2019-01-15 - * @since v0.1.0 - */ - public int getUnitListSelection() { - return this.unitNameList.getSelectedIndex(); - } - - /** - * Starts up the application. - * - * @since 2018-12-27 - * @since v0.1.0 - */ - public final void init() { - this.frame.setVisible(true); - } - - /** - * Initializes the view's components. - * - * @since 2018-12-27 - * @since v0.1.0 - */ - private final void initComponents() { - final JPanel masterPanel = new JPanel(); - this.frame.add(masterPanel); - - masterPanel.setLayout(new BorderLayout()); - - { // pane with all of the tabs - final JTabbedPane masterPane = new JTabbedPane(); - masterPanel.add(masterPane, BorderLayout.CENTER); - - { // panel for unit conversion - final JPanel convertPanel = new JPanel(); - masterPane.addTab("Convert Units", convertPanel); - - convertPanel.setLayout(new GridLayout(5, 1)); - - { // panel for units to convert from - final JPanel fromPanel = new JPanel(); - convertPanel.add(fromPanel); - - fromPanel.setBorder(BorderFactory.createTitledBorder("From")); - fromPanel.setLayout(new GridLayout(1, 1)); - - { // entry for units - fromPanel.add(this.fromEntry); - } - } - - { // panel for units to convert to - final JPanel toPanel = new JPanel(); - convertPanel.add(toPanel); - - toPanel.setBorder(BorderFactory.createTitledBorder("To")); - toPanel.setLayout(new GridLayout(1, 1)); - - { // entry for units - toPanel.add(this.toEntry); - } - } - - { // button to convert - final JButton convertButton = new JButton("Convert!"); - convertPanel.add(convertButton); - - convertButton.addActionListener(e -> this.presenter.convert()); - } - - { // output of conversion - final JPanel outputPanel = new JPanel(); - convertPanel.add(outputPanel); - - outputPanel.setBorder(BorderFactory.createTitledBorder("Output")); - outputPanel.setLayout(new GridLayout(1, 1)); - - { // output - outputPanel.add(this.output); - this.output.setEditable(false); - } - } - - { // panel for specifying precision - final JPanel sigDigPanel = new JPanel(); - convertPanel.add(sigDigPanel); - - sigDigPanel.setBorder(BorderFactory.createTitledBorder("Significant Digits")); - - { // slider - final JSlider sigDigSlider = new JSlider(0, 12); - sigDigPanel.add(sigDigSlider); - - sigDigSlider.setMajorTickSpacing(4); - sigDigSlider.setMinorTickSpacing(1); - sigDigSlider.setSnapToTicks(true); - sigDigSlider.setPaintTicks(true); - sigDigSlider.setPaintLabels(true); - - sigDigSlider.addChangeListener( - e -> this.presenter.setSignificantFigures(sigDigSlider.getValue())); - } - } - } - - { // panel to look up units - final JPanel unitLookupPanel = new JPanel(); - masterPane.addTab("Unit Viewer", unitLookupPanel); - - unitLookupPanel.setLayout(new GridLayout()); - - { // panel for listing and searching - final JPanel listPanel = new JPanel(); - unitLookupPanel.add(listPanel); - - listPanel.setLayout(new BorderLayout()); - - { // unit search box - listPanel.add(this.unitFilterEntry, BorderLayout.PAGE_START); - this.unitFilterEntry.addCaretListener(e -> this.presenter.unitFilterUpdated()); - } - - { // a list of units - listPanel.add(new JScrollPane(this.unitNameList), BorderLayout.CENTER); - this.unitNameList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); // temp - this.unitNameList.addListSelectionListener(e -> { - this.presenter.unitNameSelected(); - }); - } - } - - { // the text box for unit's toString - unitLookupPanel.add(this.unitTextBox); - this.unitTextBox.setEditable(false); - this.unitTextBox.setLineWrap(true); - } - } - - { // panel to look up prefixes - final JPanel prefixLookupPanel = new JPanel(); - masterPane.addTab("Prefix Viewer", prefixLookupPanel); - - prefixLookupPanel.setLayout(new GridLayout(1, 2)); - - { // panel for listing and seaching - final JPanel prefixListPanel = new JPanel(); - prefixLookupPanel.add(prefixListPanel); - - prefixListPanel.setLayout(new BorderLayout()); - - { // prefix search box - prefixListPanel.add(this.prefixFilterEntry, BorderLayout.PAGE_START); - this.prefixFilterEntry.addCaretListener(e -> this.presenter.prefixFilterUpdated()); - } - - { // a list of prefixes - prefixListPanel.add(new JScrollPane(this.prefixNameList), BorderLayout.CENTER); - this.prefixNameList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); // temp - this.prefixNameList.addListSelectionListener(e -> { - this.presenter.prefixSelected(); - }); - } - } - - { // the text box for prefix's toString - prefixLookupPanel.add(this.prefixTextBox); - this.unitTextBox.setEditable(false); - } - } - } - } - - /** - * Sets the text in the output of the conversion panel. - * - * @param text - * text to set - * @since 2019-01-15 - * @since v0.1.0 - */ - public void setOutputText(final String text) { - this.output.setText(text); - } - - /** - * Sets the text of the prefix text box. - * - * @param text - * text to set - * @since 2019-01-15 - * @since v0.1.0 - */ - public void setPrefixTextBoxText(final String text) { - this.prefixTextBox.setText(text); - } - - /** - * Sets the text of the unit text box. - * - * @param t - * text to set - * @see javax.swing.text.JTextComponent#setText(java.lang.String) - */ - public void setUnitTextBoxText(final String t) { - this.unitTextBox.setText(t); - } - - /** - * Shows an error dialog. - * - * @param title - * title of dialog - * @param message - * message in dialog - * @since 2019-01-14 - * @since v0.1.0 - */ - public void showErrorDialog(final String title, final String message) { - JOptionPane.showMessageDialog(this.frame, message, title, JOptionPane.ERROR_MESSAGE); - } - } - - public static void main(final String[] args) { - new View().init(); - } -} |