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Diffstat (limited to 'org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/DefaultRangeIndicator.java')
-rw-r--r--org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/DefaultRangeIndicator.java146
1 files changed, 0 insertions, 146 deletions
diff --git a/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/DefaultRangeIndicator.java b/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/DefaultRangeIndicator.java
deleted file mode 100644
index 34762756478..00000000000
--- a/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/DefaultRangeIndicator.java
+++ /dev/null
@@ -1,146 +0,0 @@
-/**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
- IBM Corporation - Initial implementation
-**********************************************************************/
-
-package org.eclipse.ui.texteditor;
-
-
-import org.eclipse.jface.text.source.Annotation;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.DisposeEvent;
-import org.eclipse.swt.events.DisposeListener;
-import org.eclipse.swt.graphics.Color;
-import org.eclipse.swt.graphics.GC;
-import org.eclipse.swt.graphics.Image;
-import org.eclipse.swt.graphics.ImageData;
-import org.eclipse.swt.graphics.PaletteData;
-import org.eclipse.swt.graphics.Point;
-import org.eclipse.swt.graphics.RGB;
-import org.eclipse.swt.graphics.Rectangle;
-import org.eclipse.swt.widgets.Canvas;
-import org.eclipse.swt.widgets.Control;
-import org.eclipse.swt.widgets.Display;
-
-
-/**
- * Specialized annotation to indicate a particular range of text lines.
- * <p>
- * This class may be instantiated; it is not intended to be subclassed.
- * This class is instantiated automatically by <code>AbstractTextEditor</code>.
- * </p>
- */
-public class DefaultRangeIndicator extends Annotation {
-
- private static PaletteData fgPaletteData;
- private Image fImage;
-
- /**
- * Creates a new range indicator.
- */
- public DefaultRangeIndicator() {
- super();
- setLayer(0);
- }
-
- /*
- * @see Annotation#paint
- */
- public void paint(GC gc, Canvas canvas, Rectangle bounds) {
-
- Point canvasSize= canvas.getSize();
-
- int x= 0;
- int y= bounds.y;
- int w= canvasSize.x;
- int h= bounds.height;
- int b= 1;
-
- if (y + h > canvasSize.y)
- h= canvasSize.y - y;
-
- if (y < 0) {
- h= h + y;
- y= 0;
- }
-
- if (h <= 0)
- return;
-
- Image image = getImage(canvas);
- gc.drawImage(image, 0, 0, w, h, x, y, w, h);
-
- gc.setBackground(canvas.getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION));
- gc.fillRectangle(x, bounds.y, w, b);
- gc.fillRectangle(x, bounds.y + bounds.height - b, w, b);
- }
-
- private Image getImage(Control control) {
- if (fImage == null) {
- fImage= createImage(control.getDisplay(), control.getSize());
-
- control.addDisposeListener(new DisposeListener() {
- public void widgetDisposed(DisposeEvent e) {
- if (fImage != null && !fImage.isDisposed()) {
- fImage.dispose();
- fImage= null;
- }
- }
- });
- } else {
- Rectangle imageRectangle= fImage.getBounds();
- Point controlSize= control.getSize();
-
- if (imageRectangle.width < controlSize.x || imageRectangle.height < controlSize.y) {
- fImage.dispose();
- fImage= createImage(control.getDisplay(), controlSize);
- }
- }
-
- return fImage;
- }
-
- private static Image createImage(Display display, Point size) {
-
- int width= size.x;
- int height= size.y;
-
- if (fgPaletteData == null)
- fgPaletteData= createPalette(display);
-
- ImageData imageData= new ImageData(width, height, 1, fgPaletteData);
-
- for (int y= 0; y < height; y++)
- for (int x= 0; x < width; x++)
- imageData.setPixel(x, y, (x + y) % 2);
-
- return new Image(display, imageData);
- }
-
- private static PaletteData createPalette(Display display) {
- Color c1;
- Color c2;
-
- if (false) {
- // range lighter
- c1= display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
- c2= display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
- } else {
- // range darker
- c1= display.getSystemColor(SWT.COLOR_LIST_SELECTION);
- c2= display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
- }
-
- RGB rgbs[]= new RGB[] {
- new RGB(c1.getRed(), c1.getGreen(), c1.getBlue()),
- new RGB(c2.getRed(), c2.getGreen(), c2.getBlue())};
-
- return new PaletteData(rgbs);
- }
-} \ No newline at end of file

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