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Diffstat (limited to 'examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/paint/SegmentedPaintSession.java')
-rw-r--r--examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/paint/SegmentedPaintSession.java157
1 files changed, 0 insertions, 157 deletions
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/paint/SegmentedPaintSession.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/paint/SegmentedPaintSession.java
deleted file mode 100644
index 4ffa99db60..0000000000
--- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/paint/SegmentedPaintSession.java
+++ /dev/null
@@ -1,157 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2006 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.swt.examples.paint;
-
-
-import org.eclipse.swt.events.*;
-import org.eclipse.swt.graphics.*;
-
-import java.util.*;
-
-/**
- * The superclass for paint tools that contruct objects from individually
- * picked segments.
- */
-public abstract class SegmentedPaintSession extends BasicPaintSession {
- /**
- * The set of control points making up the segmented selection
- */
- private Vector /* of Point */ controlPoints = new Vector();
-
- /**
- * The previous figure (so that we can abort with right-button)
- */
- private Figure previousFigure = null;
-
- /**
- * The current figure (so that we can abort with right-button)
- */
- private Figure currentFigure = null;
-
- /**
- * Constructs a PaintSession.
- *
- * @param paintSurface the drawing surface to use
- */
- protected SegmentedPaintSession(PaintSurface paintSurface) {
- super(paintSurface);
- }
-
- /**
- * Activates the tool.
- */
- public void beginSession() {
- getPaintSurface().setStatusMessage(PaintExample.getResourceString(
- "session.SegmentedInteractivePaint.message.anchorMode"));
- previousFigure = null;
- currentFigure = null;
- controlPoints.clear();
- }
-
- /**
- * Deactivates the tool.
- */
- public void endSession() {
- getPaintSurface().clearRubberbandSelection();
- if (previousFigure != null) getPaintSurface().drawFigure(previousFigure);
- }
-
- /**
- * Resets the tool.
- * Aborts any operation in progress.
- */
- public void resetSession() {
- getPaintSurface().clearRubberbandSelection();
- if (previousFigure != null) getPaintSurface().drawFigure(previousFigure);
-
- getPaintSurface().setStatusMessage(PaintExample.getResourceString(
- "session.SegmentedInteractivePaint.message.anchorMode"));
- previousFigure = null;
- currentFigure = null;
- controlPoints.clear();
- }
-
- /**
- * Handles a mouseDown event.
- *
- * @param event the mouse event detail information
- */
- public void mouseDown(MouseEvent event) {
- if (event.button != 1) return;
-
- getPaintSurface().setStatusMessage(PaintExample.getResourceString(
- "session.SegmentedInteractivePaint.message.interactiveMode"));
- previousFigure = currentFigure;
-
- if (controlPoints.size() > 0) {
- final Point lastPoint = (Point) controlPoints.elementAt(controlPoints.size() - 1);
- if (lastPoint.x == event.x || lastPoint.y == event.y) return; // spurious event
- }
- controlPoints.add(new Point(event.x, event.y));
- }
-
- /**
- * Handles a mouseDoubleClick event.
- *
- * @param event the mouse event detail information
- */
- public void mouseDoubleClick(MouseEvent event) {
- if (event.button != 1) return;
- if (controlPoints.size() >= 2) {
- getPaintSurface().clearRubberbandSelection();
- previousFigure = createFigure(
- (Point[]) controlPoints.toArray(new Point[controlPoints.size()]),
- controlPoints.size(), true);
- }
- resetSession();
- }
-
- /**
- * Handles a mouseUp event.
- *
- * @param event the mouse event detail information
- */
- public void mouseUp(MouseEvent event) {
- if (event.button != 1) {
- resetSession(); // abort if right or middle mouse button pressed
- return;
- }
- }
-
- /**
- * Handles a mouseMove event.
- *
- * @param event the mouse event detail information
- */
- public void mouseMove(MouseEvent event) {
- final PaintSurface ps = getPaintSurface();
- if (controlPoints.size() == 0) {
- ps.setStatusCoord(ps.getCurrentPosition());
- return; // spurious event
- }
- ps.setStatusCoordRange((Point) controlPoints.elementAt(controlPoints.size() - 1),
- ps.getCurrentPosition());
- ps.clearRubberbandSelection();
- Point[] points = (Point[]) controlPoints.toArray(new Point[controlPoints.size() + 1]);
- points[controlPoints.size()] = ps.getCurrentPosition();
- currentFigure = createFigure(points, points.length, false);
- ps.addRubberbandSelection(currentFigure);
- }
-
- /**
- * Template Method: Creates a Figure for drawing rubberband entities and the final product
- *
- * @param points the array of control points
- * @param numPoints the number of valid points in the array (n >= 2)
- * @param closed true if the user double-clicked on the final control point
- */
- protected abstract Figure createFigure(Point[] points, int numPoints, boolean closed);
-}

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