gcstringprinter.java

java 文件下载器。可自定义

				h = Math.max(h, textExtent.y);
			}
			return new Point(w, h);
		}
		if (!nodraw)
			gc.drawText(s, x, y, true);
		textExtent = gc.textExtent(s);
		if (hitAreas != null)
			hitAreas.add(new Rectangle(x, y, textExtent.x, textExtent.y));
		return textExtent;
	}

	public static void main(String args[])
	{
		Display display = Display.getDefault();
		Shell shell = new Shell(display, 1264);
		ImageLoader imageLoader = ImageLoader.getInstance();
		Image images[] = {
			imageLoader.getImage("azureus32"), imageLoader.getImage("azureus64"), imageLoader.getImage("azureus"), imageLoader.getImage("azureus128")
		};
		String text = "Apple <A HREF=\"aa\">Banana</a>, Cow <A HREF=\"ss\">Dug Ergo</a>, Flip Only. test of the string printer averlongwordthisisyesindeed";
		shell.setSize(500, 500);
		GridLayout gridLayout = new GridLayout(2, false);
		shell.setLayout(gridLayout);
		Composite cButtons = new Composite(shell, 0);
		GridData gridData = new GridData(0, 4, false, true);
		cButtons.setLayoutData(gridData);
		Canvas cPaint = new Canvas(shell, 0x20000000);
		gridData = new GridData(4, 4, true, true);
		cPaint.setLayoutData(gridData);
		cButtons.setLayout(new RowLayout(512));
		Listener l = new Listener(cPaint) {

			final Canvas val$cPaint;

			public void handleEvent(Event event)
			{
				cPaint.redraw();
			}

			
			{
				cPaint = canvas;
				Object();
			}
		};
		Text txtText = new Text(cButtons, 2114);
		txtText.setText("Apple <A HREF=\"aa\">Banana</a>, Cow <A HREF=\"ss\">Dug Ergo</a>, Flip Only. test of the string printer averlongwordthisisyesindeed");
		txtText.addListener(24, l);
		txtText.setLayoutData(new RowData(100, 200));
		txtText.addKeyListener(new KeyListener(txtText) {

			final Text val$txtText;

			public void keyReleased(KeyEvent keyevent)
			{
			}

			public void keyPressed(KeyEvent e)
			{
				if (e.keyCode == 97 && e.stateMask == 0x40000)
					txtText.selectAll();
			}

			
			{
				txtText = text;
				Object();
			}
		});
		Button btnSkipClip = new Button(cButtons, 32);
		btnSkipClip.setText("Skip Clip");
		btnSkipClip.setSelection(true);
		btnSkipClip.addListener(13, l);
		Button btnFullOnly = new Button(cButtons, 32);
		btnFullOnly.setText("Full Lines Only");
		btnFullOnly.setSelection(true);
		btnFullOnly.addListener(13, l);
		Combo cboVAlign = new Combo(cButtons, 8);
		cboVAlign.add("Top");
		cboVAlign.add("Bottom");
		cboVAlign.add("None");
		cboVAlign.addListener(13, l);
		cboVAlign.select(0);
		Combo cboHAlign = new Combo(cButtons, 8);
		cboHAlign.add("Left");
		cboHAlign.add("Center");
		cboHAlign.add("Right");
		cboHAlign.add("None");
		cboHAlign.addListener(13, l);
		cboHAlign.select(0);
		Button btnWrap = new Button(cButtons, 32);
		btnWrap.setText("Wrap");
		btnWrap.setSelection(true);
		btnWrap.addListener(13, l);
		Label lblInfo = new Label(shell, 64);
		lblInfo.setText("Welcome");
		Listener l2 = new Listener(cPaint, display, shell, lblInfo, btnWrap, cboVAlign, cboHAlign, txtText, btnSkipClip, btnFullOnly, images) {

			URLInfo lastHitInfo;
			final Canvas val$cPaint;
			final Display val$display;
			final Shell val$shell;
			final Label val$lblInfo;
			final Button val$btnWrap;
			final Combo val$cboVAlign;
			final Combo val$cboHAlign;
			final Text val$txtText;
			final Button val$btnSkipClip;
			final Button val$btnFullOnly;
			final Image val$images[];

			public void handleEvent(Event event)
			{
				GC gc;
				boolean ourGC;
				gc = event.gc;
				ourGC = gc == null;
				if (ourGC)
					gc = new GC(cPaint);
				GCStringPrinter sp;
				Color colorURL;
				Color colorURL2;
				URLInfo hitUrl;
				String url1;
				String url2;
				sp = buildSP(gc);
				colorURL = gc.getDevice().getSystemColor(3);
				colorURL2 = gc.getDevice().getSystemColor(12);
				if (event.type != 5)
					break MISSING_BLOCK_LABEL_197;
				Point pt = cPaint.toControl(display.getCursorLocation());
				hitUrl = sp.getHitUrl(pt.x, pt.y);
				url1 = hitUrl != null && hitUrl.url != null ? hitUrl.url : "";
				url2 = lastHitInfo != null && lastHitInfo.url != null ? lastHitInfo.url : "";
				if (url1.equals(url2))
				{
					if (ourGC)
						gc.dispose();
					return;
				}
				cPaint.redraw();
				lastHitInfo = hitUrl;
				if (ourGC)
					gc.dispose();
				return;
				Rectangle bounds = cPaint.getClientArea();
				Color colorBox = gc.getDevice().getSystemColor(7);
				Color colorText = gc.getDevice().getSystemColor(2);
				gc.setForeground(colorText);
				Point pt = cPaint.toControl(display.getCursorLocation());
				sp.setUrlColor(colorURL);
				URLInfo hitUrl = sp.getHitUrl(pt.x, pt.y);
				if (hitUrl != null)
				{
					shell.setCursor(shell.getDisplay().getSystemCursor(21));
					hitUrl.urlColor = colorURL2;
				} else
				{
					shell.setCursor(null);
				}
				boolean fit = sp.printString();
				lblInfo.setText(fit ? "fit" : "no fit");
				bounds.width--;
				bounds.height--;
				gc.setForeground(colorBox);
				gc.drawRectangle(bounds);
				if (ourGC)
					gc.dispose();
				break MISSING_BLOCK_LABEL_417;
				Throwable t;
				t;
				t.printStackTrace();
				if (ourGC)
					gc.dispose();
				break MISSING_BLOCK_LABEL_417;
				Exception exception;
				exception;
				if (ourGC)
					gc.dispose();
				throw exception;
			}

			private GCStringPrinter buildSP(GC gc)
			{
				Rectangle bounds = cPaint.getClientArea();
				int style = btnWrap.getSelection() ? 64 : 0;
				if (cboVAlign.getSelectionIndex() == 0)
					style |= 0x80;
				else
				if (cboVAlign.getSelectionIndex() == 1)
					style |= 0x400;
				if (cboHAlign.getSelectionIndex() == 0)
					style |= 0x4000;
				else
				if (cboHAlign.getSelectionIndex() == 1)
					style |= 0x1000000;
				else
				if (cboHAlign.getSelectionIndex() == 2)
					style |= 0x20000;
				String text = txtText.getText();
				text = text.replaceAll("\r\n", "\n");
				GCStringPrinter sp = new GCStringPrinter(gc, text, bounds, btnSkipClip.getSelection(), btnFullOnly.getSelection(), style);
				sp.setImages(images);
				sp.calculateMetrics();
				return sp;
			}

			
			{
				cPaint = canvas;
				display = display1;
				shell = shell1;
				lblInfo = label;
				btnWrap = button;
				cboVAlign = combo;
				cboHAlign = combo1;
				txtText = text;
				btnSkipClip = button1;
				btnFullOnly = button2;
				images = aimage;
				Object();
				lastHitInfo = null;
			}
		};
		cPaint.addListener(9, l2);
		cPaint.addListener(5, l2);
		shell.open();
		do
		{
			if (shell.isDisposed())
				break;
			if (!display.readAndDispatch())
				display.sleep();
		} while (true);
	}

	public GCStringPrinter(GC gc, String string, Rectangle printArea, boolean skipClip, boolean fullLinesOnly, int swtFlags)
	{
		this.gc = gc;
		this.string = string;
		this.printArea = printArea;
		this.swtFlags = swtFlags;
		printFlags = 0;
		if (skipClip)
			printFlags |= 1;
		if (fullLinesOnly)
			printFlags |= 2;
	}

	public GCStringPrinter(GC gc, String string, Rectangle printArea, int printFlags, int swtFlags)
	{
		this.gc = gc;
		this.string = string;
		this.printArea = printArea;
		this.swtFlags = swtFlags;
		this.printFlags = printFlags;
	}

	public boolean printString()
	{
		return _printString();
	}

	public boolean printString(int printFlags)
	{
		int oldPrintFlags = this.printFlags;
		printFlags |= printFlags;
		boolean b = _printString();
		this.printFlags = oldPrintFlags;
		return b;
	}

	public void calculateMetrics()
	{
		int oldPrintFlags = printFlags;
		printFlags |= 4;
		_printString();
		printFlags = oldPrintFlags;
	}

	public void printString(GC gc, Rectangle rectangle, int swtFlags)
	{
		this.gc = gc;
		int printFlags = this.printFlags;
		if (printArea.width == rectangle.width)
			printFlags |= 8;
		printArea = rectangle;
		this.swtFlags = swtFlags;
		printString(printFlags);
	}

	public Point getCalculatedSize()
	{
		return size;
	}

	public Color getUrlColor()
	{
		return urlColor;
	}

	public void setUrlColor(Color urlColor)
	{
		this.urlColor = urlColor;
	}

	public URLInfo getHitUrl(int x, int y)
	{
		if (listUrlInfo == null || listUrlInfo.size() == 0)
			return null;
		Iterator iter = listUrlInfo.iterator();
		URLInfo urlInfo;
label0:
		do
			if (iter.hasNext())
			{
				urlInfo = (URLInfo)iter.next();
				if (urlInfo.hitAreas == null)
					continue;
				Iterator iter2 = urlInfo.hitAreas.iterator();
				Rectangle r;
				do
				{
					if (!iter2.hasNext())
						continue label0;
					r = (Rectangle)iter2.next();
				} while (!r.contains(x, y));
				break;
			} else
			{
				return null;
			}
		while (true);
		return urlInfo;
	}

	public URLInfo[] getHitUrlInfo()
	{
		if (listUrlInfo == null)
			return new URLInfo[0];
		else
			return (URLInfo[])(URLInfo[])listUrlInfo.toArray(new URLInfo[0]);
	}

	public boolean hasHitUrl()
	{
		return listUrlInfo != null && listUrlInfo.size() > 0;
	}

	public boolean isCutoff()
	{
		return cutoff;
	}

	public void setImages(Image images[])
	{
		this.images = images;
	}

	public float[] getImageScales()
	{
		return imageScales;
	}

	public void setImageScales(float imageScales[])
	{
		this.imageScales = imageScales;
	}

	public String getText()
	{
		return string;
	}

}