gdx-studio

package gdxstudio;

import gdxstudio.panel.ConsolePanel;

import java.awt.Color;

import java.awt.Insets;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.io.File;

import java.io.IOException;

import javax.swing.Timer;

import javax.swing.ToolTipManager;

import javax.swing.event.CaretEvent;

import javax.swing.event.CaretListener;

import javax.swing.text.BadLocationException;

import org.fife.rsta.ac.LanguageSupport;

import org.fife.rsta.ac.LanguageSupportFactory;

import org.fife.rsta.ac.java.JavaLanguageSupport;

import org.fife.ui.autocomplete.DefaultCompletionProvider;

import org.fife.ui.rsyntaxtextarea.RSyntaxTextAreaHighlighter;

import org.fife.ui.rsyntaxtextarea.SyntaxConstants;

import org.fife.ui.rsyntaxtextarea.TextEditorPane;

import org.fife.ui.rtextarea.SearchContext;

import org.fife.ui.rtextarea.SearchEngine;

final public class Editor extends TextEditorPane {

	private static final long serialVersionUID = 1L;

	static DefaultCompletionProvider provider = new DefaultCompletionProvider();

	public static SearchContext context = new SearchContext(); 

	final private Timer saveTimer = new Timer(60000, new ActionListener(){

		@Override

		public void actionPerformed(ActionEvent arg0) {

			save();

		}

	});

	float zoomSize = 13;

	public Editor(){

		super(TextEditorPane.INSERT_MODE, true);

		saveTimer.start();

        setMargin(new Insets(0, 0, 0, 0));

        setMarginLineEnabled(true);

        setMarginLineColor(new Color(248,248,248)); //FIXME color not changing

        setAntiAliasingEnabled(true);

        setAutoIndentEnabled(true);

        setBracketMatchingEnabled(true);

        setUseFocusableTips(true);

        setTabSize(4);

        setLineWrap(true);

        setWrapStyleWord(true);

        setTabsEmulated(true);

		load();

		setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVA);

		LanguageSupportFactory lsf = LanguageSupportFactory.get();

		LanguageSupport support = lsf.getSupportFor(SYNTAX_STYLE_JAVA);

		LanguageSupportFactory.get().register(this);

		ToolTipManager.sharedInstance().registerComponent(this);

		JavaLanguageSupport jls = (JavaLanguageSupport)support;

		jls.getParser(this).setEnabled(false);

		try {

			try {

				jls.getJarManager().addCurrentJreClassFileSource();

			} catch (IllegalArgumentException e) {

				// JDK 9+ has no rt.jar/classes.jar for LibraryInfo.getMainJreJarInfo()

				// to find; core JDK classes just won't get autocomplete support.

			}

			jls.setAutoActivationEnabled(true);

			jls.setAutoCompleteEnabled(true);

			jls.setAutoActivationDelay(50);

			String filename = this.getClass().getProtectionDomain().getCodeSource().getLocation().getFile();

			if(filename.endsWith(".jar"))

				jls.getJarManager().addClassFileSource(new File(filename));

			jls.install(this);

		} catch (IOException ioe) {

			ioe.printStackTrace();

		}

        ((RSyntaxTextAreaHighlighter ) getHighlighter()).setDrawsLayeredHighlights(false);

        addFocusListener(new FocusListener(){

			@Override

			public void focusGained(FocusEvent arg0) {

				saveTimer.start();

			}

			@Override

			public void focusLost(FocusEvent arg0) {

				saveTimer.stop();

				save();

			}

        });

        addCaretListener(new CaretListener(){

        	@Override

        	public void caretUpdate(CaretEvent e) {

        		StatusBar.updateCaret(getCaretLineNumber()+1, getCaretOffsetFromLineStart()+1);

        	}

        });

	}

	public void load(){

		if(Frame.scenePanel.selectedValueExists()){

			setText(Export.readFile("source/"+Frame.scenePanel.getSelectedValue()+".java"));

			setCaretPosition(0);

			setDirty(false);

		}

	}

	@Override

	public void save(){

		if(isDirty()){

			if(Frame.scenePanel.selectedValueExists()){

				Export.writeFile("source/"+Frame.scenePanel.getSelectedValue()+".java", getText());

				ConsolePanel.compile(Frame.scenePanel.getSelectedValue());

				setDirty(false);

			}

		}

	}

	public void zoomin(){

		zoomSize += 1;

		setFont(getFont().deriveFont(zoomSize));

	}

	public void zoomout(){

		zoomSize -= 1;

		setFont(getFont().deriveFont(zoomSize));

	}

	public void find(String text){

    	context.setSearchFor(text);

    	SearchEngine.find(this, context);

    }

    public void replace(String text, String replaceText){

    	context.setSearchFor(text);

    	context.setReplaceWith(replaceText);

    	SearchEngine.replace(this, context);

    }

    public void replaceAll(String text, String replaceText){

    	context.setSearchFor(text);

    	context.setReplaceWith(replaceText);

    	SearchEngine.replaceAll(this, context);

    }

    public void addWarning(int line, String tip){

    	if(getLineCount() >= line){

	    	try {

	    		Content.editorScroll.getGutter().addLineTrackingIcon(line-1, Icon.icon("warning"), tip);

	    	}

	    	catch (BadLocationException e){

				e.printStackTrace();

	    	}

    	}

    }

    public void addError(int line, String tip){

    	if(getLineCount() >= line){

	    	try {

	    		Content.editorScroll.getGutter().addLineTrackingIcon(line-1, Icon.icon("error"), tip);

	    	}

	    	catch (BadLocationException e){

				e.printStackTrace();

	    	}

    	}

    }

    public void clearIcons(){

    	Content.editorScroll.getGutter().removeAllTrackingIcons();

    }

}