-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.diagram.elements;\r
-\r
-import gnu.trove.map.TIntObjectMap;\r
-import gnu.trove.map.TMap;\r
-import gnu.trove.map.hash.THashMap;\r
-import gnu.trove.map.hash.TIntObjectHashMap;\r
-import gnu.trove.procedure.TObjectProcedure;\r
-\r
-import java.awt.Color;\r
-import java.awt.Font;\r
-import java.awt.Graphics2D;\r
-import java.awt.geom.AffineTransform;\r
-import java.awt.geom.Point2D;\r
-import java.awt.geom.Rectangle2D;\r
-import java.util.ArrayList;\r
-import java.util.List;\r
-\r
-import org.simantics.datatypes.literal.Vec2d;\r
-import org.simantics.db.layer0.variable.RVI;\r
-import org.simantics.diagram.profile.MonitorTextGridResult;\r
-import org.simantics.scenegraph.ExportableWidget.OutputWidget;\r
-import org.simantics.scenegraph.g2d.G2DParentNode;\r
-import org.simantics.scenegraph.g2d.G2DSceneGraph;\r
-import org.simantics.scenegraph.g2d.events.EventTypes;\r
-import org.simantics.scenegraph.g2d.events.KeyEvent.KeyPressedEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonReleasedEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDragBegin;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;\r
-import org.simantics.scenegraph.g2d.nodes.Decoration;\r
-import org.simantics.scenegraph.utils.NodeUtil;\r
-import org.simantics.scl.runtime.function.Function1;\r
-\r
-/**\r
- * TODO: does not work remotely, e.g. rowIds \r
- */\r
-@OutputWidget("textGrid")\r
-public class TextGridNode extends G2DParentNode implements Decoration {\r
-\r
- public static class A extends TextNode {\r
-\r
- MonitorTextGridResult cache = null;\r
- \r
- private static final long serialVersionUID = -4519849713591842241L;\r
-\r
- public MonitorTextGridResult getCache() {\r
- return cache;\r
- }\r
- \r
- public void setCache(MonitorTextGridResult cache) {\r
- this.cache = cache;\r
- }\r
-\r
- }\r
-\r
- private static final int CACHED_COLUMNS = 4;\r
- private static final int CACHED_ROWS = 10;\r
-\r
- private static Cell[][] cache;\r
-\r
- static {\r
- cache = new Cell[CACHED_ROWS][];\r
- for (int row = 0; row < CACHED_ROWS; ++row) {\r
- cache[row] = new Cell[CACHED_COLUMNS];\r
- for (int col = 0; col < CACHED_COLUMNS; ++col) {\r
- cache[row][col] = new Cell(col+1, row+1);\r
- }\r
- }\r
- }\r
-\r
- private static String makeId(int x, int y) {\r
- return x + "#" + y;\r
- }\r
-\r
- static class Cell {\r
-\r
- public final int x;\r
- public final int y;\r
-\r
- public Cell(int x, int y) {\r
- this.x = x;\r
- this.y = y;\r
- }\r
-\r
- @Override\r
- public boolean equals(Object object) {\r
- if (this == object)\r
- return true;\r
- else if (object == null)\r
- return false;\r
- else if (Cell.class != object.getClass())\r
- return false;\r
- Cell p = (Cell)object;\r
- return x == p.x && y == p.y;\r
- }\r
-\r
- @Override\r
- public int hashCode() {\r
- return x *31 + y;\r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return makeId(x, y);\r
- }\r
-\r
- public static Cell make(int x, int y) {\r
- if (x >= 1 && x <= CACHED_COLUMNS && y >= 1 && y <= CACHED_ROWS)\r
- return cache[y-1][x-1];\r
- return new Cell(x,y);\r
- }\r
- }\r
-\r
- private static final long serialVersionUID = 7015425802228571055L;\r
-\r
- private TMap<Cell, A> nodes = new THashMap<Cell, A>();\r
- private TIntObjectMap<String> rowIds = new TIntObjectHashMap<>();\r
- private boolean up = true;\r
-\r
- static class MaxY implements TObjectProcedure<Cell> {\r
- int max = 0;\r
- @Override\r
- public boolean execute(Cell key) {\r
- if (key.y > max)\r
- max = key.y;\r
- return true;\r
- }\r
- }\r
-\r
- private int computeRows() {\r
- MaxY maxy = new MaxY();\r
- nodes.forEachKey(maxy);\r
- return maxy.max;\r
- }\r
-\r
- private List<Cell> peekRowCells(int y) {\r
- ArrayList<Cell> row = new ArrayList<Cell>(4);\r
- for (Cell key : nodes.keySet())\r
- if (key.y == y)\r
- row.add(key);\r
- return row;\r
- }\r
- \r
- public void setUp(boolean up) {\r
- this.up = up;\r
- }\r
-\r
- public A get(int x, int y) {\r
- Cell p = Cell.make(x, y);\r
- A node = nodes.get(p);\r
- if(node == null) {\r
- //System.out.println(" create(" + x + "," + y + ")");\r
- node = getOrCreateNode(p.toString(), A.class);\r
- node.setZIndex(x + (y-1)*100);\r
- nodes.put(p, node);\r
- } else {\r
- //System.out.println(" get(" + x + "," + y + ")");\r
- }\r
- return node;\r
- }\r
-\r
- public MonitorTextGridResult getCache(int x, int y) {\r
- return get(x,y).getCache();\r
- }\r
- \r
- public void setCache(int x, int y, MonitorTextGridResult cache) {\r
- get(x,y).setCache(cache);\r
- }\r
-\r
- public void setTransform(int x, int y, AffineTransform transform) {\r
- get(x,y).setTransform(transform);\r
- dragBegin = null;\r
- currentDrag = null;\r
- }\r
-\r
- public void setHorizontalAlignment(int x, int y, byte horizontalAlignment) {\r
- get(x,y).setHorizontalAlignment(horizontalAlignment);\r
- }\r
-\r
- public void setVerticalAlignment(int x, int y, byte verticalAlignment) {\r
- get(x,y).setVerticalAlignment(verticalAlignment);\r
- }\r
-\r
- public void setForceEventListening(int x, int y, boolean force) {\r
- get(x,y).setForceEventListening(force);\r
- }\r
- \r
- public void setEditable(int x, int y, boolean editable) {\r
- get(x,y).setEditable(editable);\r
- }\r
- \r
- public void setTextListener(int x, int y, ITextListener listener) {\r
- get(x,y).setTextListener(listener);\r
- }\r
-\r
- public void setInputValidator(int x, int y, Function1<String, String> validator) {\r
- get(x,y).setValidator(validator);\r
- }\r
- \r
- public void setTranslator(Function1<Vec2d, Boolean> translator) {\r
- this.translator = translator;\r
- }\r
-\r
- public void setContentFilter(int x, int y, ITextContentFilter filter) {\r
- get(x,y).setContentFilter(filter);\r
- }\r
-\r
- public void setRVI(int x, int y, RVI rvi) {\r
- get(x,y).setRVI(rvi);\r
- }\r
-\r
- public void setBackgroundColor(int x, int y, Color color) {\r
- get(x,y).setBackgroundColor(color);\r
- }\r
-\r
- @SyncField("font")\r
- public void setFont(int x, int y, Font font) {\r
- get(x,y).setFont(font);\r
- }\r
-\r
- @SyncField("text")\r
- public void setText(int x, int y, String text) {\r
- get(x,y).setText(text);\r
- }\r
-\r
- @SyncField("text")\r
- public void setPending(int x, int y, boolean pending) {\r
- get(x,y).setPending(pending);\r
- }\r
-\r
- @SyncField("color")\r
- public void setColor(int x, int y, Color color) {\r
- get(x,y).setColor(color);\r
- }\r
-\r
- public void removeRow(int y) {\r
- List<Cell> row = peekRowCells(y);\r
- if (row.isEmpty())\r
- return;\r
- //System.out.println("removeRow(" + y + "): removing " + row.size() + " cells");\r
- for (Cell cell : row) {\r
- nodes.remove(cell);\r
- removeNode(cell.toString());\r
- }\r
- }\r
-\r
- public void setRowId(int y, String id) {\r
- rowIds.put(y, id);\r
- }\r
-\r
- public String getRowId(int y) {\r
- return rowIds.get(y);\r
- }\r
- \r
- @Override\r
- public void render(Graphics2D g2d) {\r
- Vec2d delta = getDelta(FACTOR);\r
- if(delta != null)\r
- setTransform(AffineTransform.getTranslateInstance(delta.x, delta.y-2.1*computeRows()*(up ? 1.0 : 0.0)));\r
- else\r
- setTransform(AffineTransform.getTranslateInstance(0, -2.1*computeRows()*(up ? 1.0 : 0.0)));\r
- super.render(g2d);\r
- }\r
- \r
- @Override\r
- public Rectangle2D getBoundsInLocal(boolean b) {\r
- return null;\r
- }\r
- \r
- @Override\r
- public Rectangle2D getBoundsInLocal() {\r
- return null;\r
- }\r
- \r
- @Override\r
- public Rectangle2D getBounds() {\r
- return null;\r
- }\r
- \r
- @Override\r
- public int getEventMask() {\r
- return EventTypes.MouseDragBeginMask | EventTypes.KeyPressedMask;\r
- }\r
- \r
- private static boolean isEventDummy(MouseDragBegin e) {\r
- if (e.controlPosition.distance(0, 0) == 0 \r
- && e.screenPosition.distance(0, 0) == 0\r
- && e.buttons == 0) {\r
- return true;\r
- } else {\r
- return false;\r
- }\r
- }\r
- \r
- private boolean dragging = false;\r
- private Point2D dragBegin = null;\r
- private Point2D currentDrag = null;\r
- private Function1<Vec2d, Boolean> translator = null;\r
- \r
- private static double FACTOR = 1.0; \r
- private static double FACTOR2 = 7.0;\r
- \r
- private Vec2d getDelta(double factor) {\r
- if(dragBegin != null && currentDrag != null) {\r
- double dx = factor * (currentDrag.getX() - dragBegin.getX());\r
- double dy = factor * (currentDrag.getY() - dragBegin.getY());\r
- return new Vec2d(dx, dy);\r
- } else {\r
- return null;\r
- }\r
- }\r
- \r
- @Override\r
- protected boolean keyPressed(KeyPressedEvent e) {\r
- if (dragging && e.keyCode == java.awt.event.KeyEvent.VK_ESCAPE) {\r
- dragBegin = null;\r
- currentDrag = null;\r
- dragging = false;\r
- repaint();\r
- return true;\r
- }\r
- return false;\r
- }\r
-\r
- protected boolean mouseMoved(MouseMovedEvent event) {\r
- \r
- if (dragging) {\r
- currentDrag = NodeUtil.worldToLocal(this, event.controlPosition, new Point2D.Double());\r
- repaint();\r
- }\r
- \r
- return false;\r
- \r
- }\r
- \r
- protected boolean hitTest(MouseEvent event, double tolerance) {\r
- \r
- Rectangle2D bounds = super.getBoundsInLocal(false);\r
- if(bounds == null) return false;\r
- Point2D localPos = NodeUtil.worldToLocal(this, event.controlPosition, new Point2D.Double());\r
- double x = localPos.getX();\r
- double y = localPos.getY()+2.1*computeRows()*(up ? 1.0 : 0.0);\r
- boolean hit = bounds.contains(x, y);\r
- return hit;\r
- \r
- }\r
- \r
- @Override\r
- protected boolean mouseDragged(MouseDragBegin e) {\r
- \r
- // Get rid of dummy events from dragGestureRecognized\r
- if (isEventDummy(e)) {\r
- return false;\r
- }\r
- \r
- G2DSceneGraph sg = NodeUtil.getRootNode(this);\r
- Boolean b = sg.getGlobalProperty(G2DSceneGraph.IGNORE_FOCUS, false);\r
- if(!b) return false;\r
- \r
- if(!e.hasAnyButton(MouseEvent.LEFT_MASK) || e.hasAnyModifier(MouseEvent.ALL_MODIFIERS_MASK) || !hitTest(e, 0.0)) return false;\r
- \r
- dragBegin = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());\r
- dragging = true;\r
- return true;\r
- \r
- }\r
- \r
- protected boolean mouseButtonReleased(MouseButtonReleasedEvent e) {\r
- \r
- if(!dragging) return false;\r
- \r
- Vec2d delta = getDelta(FACTOR2);\r
- if(delta != null && translator != null) {\r
- translator.apply(delta); \r
- } else {\r
- dragBegin = null;\r
- currentDrag = null;\r
- }\r
- dragging = false;\r
- return false;\r
- }\r
- \r
- @Override\r
- public void init() {\r
- super.init();\r
- addEventHandler(this);\r
- }\r
-\r
- @Override\r
- public void cleanup() {\r
- removeEventHandler(this);\r
- super.cleanup();\r
- }\r
- \r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * 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:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.diagram.elements;
+
+import gnu.trove.map.TIntObjectMap;
+import gnu.trove.map.TMap;
+import gnu.trove.map.hash.THashMap;
+import gnu.trove.map.hash.TIntObjectHashMap;
+import gnu.trove.procedure.TObjectProcedure;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics2D;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.simantics.datatypes.literal.Vec2d;
+import org.simantics.db.layer0.variable.RVI;
+import org.simantics.diagram.profile.MonitorTextGridResult;
+import org.simantics.scenegraph.ExportableWidget.OutputWidget;
+import org.simantics.scenegraph.g2d.G2DParentNode;
+import org.simantics.scenegraph.g2d.G2DSceneGraph;
+import org.simantics.scenegraph.g2d.events.EventTypes;
+import org.simantics.scenegraph.g2d.events.KeyEvent.KeyPressedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonReleasedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDragBegin;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;
+import org.simantics.scenegraph.g2d.nodes.Decoration;
+import org.simantics.scenegraph.utils.NodeUtil;
+import org.simantics.scl.runtime.function.Function1;
+
+/**
+ * TODO: does not work remotely, e.g. rowIds
+ */
+@OutputWidget("textGrid")
+public class TextGridNode extends G2DParentNode implements Decoration {
+
+ public static class A extends TextNode {
+
+ MonitorTextGridResult cache = null;
+
+ private static final long serialVersionUID = -4519849713591842241L;
+
+ public MonitorTextGridResult getCache() {
+ return cache;
+ }
+
+ public void setCache(MonitorTextGridResult cache) {
+ this.cache = cache;
+ }
+
+ }
+
+ private static final int CACHED_COLUMNS = 4;
+ private static final int CACHED_ROWS = 10;
+
+ private static Cell[][] cache;
+
+ static {
+ cache = new Cell[CACHED_ROWS][];
+ for (int row = 0; row < CACHED_ROWS; ++row) {
+ cache[row] = new Cell[CACHED_COLUMNS];
+ for (int col = 0; col < CACHED_COLUMNS; ++col) {
+ cache[row][col] = new Cell(col+1, row+1);
+ }
+ }
+ }
+
+ private static String makeId(int x, int y) {
+ return x + "#" + y;
+ }
+
+ static class Cell {
+
+ public final int x;
+ public final int y;
+
+ public Cell(int x, int y) {
+ this.x = x;
+ this.y = y;
+ }
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object)
+ return true;
+ else if (object == null)
+ return false;
+ else if (Cell.class != object.getClass())
+ return false;
+ Cell p = (Cell)object;
+ return x == p.x && y == p.y;
+ }
+
+ @Override
+ public int hashCode() {
+ return x *31 + y;
+ }
+
+ @Override
+ public String toString() {
+ return makeId(x, y);
+ }
+
+ public static Cell make(int x, int y) {
+ if (x >= 1 && x <= CACHED_COLUMNS && y >= 1 && y <= CACHED_ROWS)
+ return cache[y-1][x-1];
+ return new Cell(x,y);
+ }
+ }
+
+ private static final long serialVersionUID = 7015425802228571055L;
+
+ private TMap<Cell, A> nodes = new THashMap<Cell, A>();
+ private TIntObjectMap<String> rowIds = new TIntObjectHashMap<>();
+ private boolean up = true;
+
+ static class MaxY implements TObjectProcedure<Cell> {
+ int max = 0;
+ @Override
+ public boolean execute(Cell key) {
+ if (key.y > max)
+ max = key.y;
+ return true;
+ }
+ }
+
+ private int computeRows() {
+ MaxY maxy = new MaxY();
+ nodes.forEachKey(maxy);
+ return maxy.max;
+ }
+
+ private List<Cell> peekRowCells(int y) {
+ ArrayList<Cell> row = new ArrayList<Cell>(4);
+ for (Cell key : nodes.keySet())
+ if (key.y == y)
+ row.add(key);
+ return row;
+ }
+
+ public void setUp(boolean up) {
+ this.up = up;
+ }
+
+ public A get(int x, int y) {
+ Cell p = Cell.make(x, y);
+ A node = nodes.get(p);
+ if(node == null) {
+ //System.out.println(" create(" + x + "," + y + ")");
+ node = getOrCreateNode(p.toString(), A.class);
+ node.setZIndex(x + (y-1)*100);
+ nodes.put(p, node);
+ } else {
+ //System.out.println(" get(" + x + "," + y + ")");
+ }
+ return node;
+ }
+
+ public MonitorTextGridResult getCache(int x, int y) {
+ return get(x,y).getCache();
+ }
+
+ public void setCache(int x, int y, MonitorTextGridResult cache) {
+ get(x,y).setCache(cache);
+ }
+
+ public void setTransform(int x, int y, AffineTransform transform) {
+ get(x,y).setTransform(transform);
+ dragBegin = null;
+ currentDrag = null;
+ }
+
+ public void setHorizontalAlignment(int x, int y, byte horizontalAlignment) {
+ get(x,y).setHorizontalAlignment(horizontalAlignment);
+ }
+
+ public void setVerticalAlignment(int x, int y, byte verticalAlignment) {
+ get(x,y).setVerticalAlignment(verticalAlignment);
+ }
+
+ public void setForceEventListening(int x, int y, boolean force) {
+ get(x,y).setForceEventListening(force);
+ }
+
+ public void setEditable(int x, int y, boolean editable) {
+ get(x,y).setEditable(editable);
+ }
+
+ public void setTextListener(int x, int y, ITextListener listener) {
+ get(x,y).setTextListener(listener);
+ }
+
+ public void setInputValidator(int x, int y, Function1<String, String> validator) {
+ get(x,y).setValidator(validator);
+ }
+
+ public void setTranslator(Function1<Vec2d, Boolean> translator) {
+ this.translator = translator;
+ }
+
+ public void setContentFilter(int x, int y, ITextContentFilter filter) {
+ get(x,y).setContentFilter(filter);
+ }
+
+ public void setRVI(int x, int y, RVI rvi) {
+ get(x,y).setRVI(rvi);
+ }
+
+ public void setBackgroundColor(int x, int y, Color color) {
+ get(x,y).setBackgroundColor(color);
+ }
+
+ @SyncField("font")
+ public void setFont(int x, int y, Font font) {
+ get(x,y).setFont(font);
+ }
+
+ @SyncField("text")
+ public void setText(int x, int y, String text) {
+ get(x,y).setText(text);
+ }
+
+ @SyncField("text")
+ public void setPending(int x, int y, boolean pending) {
+ get(x,y).setPending(pending);
+ }
+
+ @SyncField("color")
+ public void setColor(int x, int y, Color color) {
+ get(x,y).setColor(color);
+ }
+
+ public void removeRow(int y) {
+ List<Cell> row = peekRowCells(y);
+ if (row.isEmpty())
+ return;
+ //System.out.println("removeRow(" + y + "): removing " + row.size() + " cells");
+ for (Cell cell : row) {
+ nodes.remove(cell);
+ removeNode(cell.toString());
+ }
+ }
+
+ public void setRowId(int y, String id) {
+ rowIds.put(y, id);
+ }
+
+ public String getRowId(int y) {
+ return rowIds.get(y);
+ }
+
+ @Override
+ public void render(Graphics2D g2d) {
+ Vec2d delta = getDelta(FACTOR);
+ if(delta != null)
+ setTransform(AffineTransform.getTranslateInstance(delta.x, delta.y-2.1*computeRows()*(up ? 1.0 : 0.0)));
+ else
+ setTransform(AffineTransform.getTranslateInstance(0, -2.1*computeRows()*(up ? 1.0 : 0.0)));
+ super.render(g2d);
+ }
+
+ @Override
+ public Rectangle2D getBoundsInLocal(boolean b) {
+ return null;
+ }
+
+ @Override
+ public Rectangle2D getBoundsInLocal() {
+ return null;
+ }
+
+ @Override
+ public Rectangle2D getBounds() {
+ return null;
+ }
+
+ @Override
+ public int getEventMask() {
+ return EventTypes.MouseDragBeginMask | EventTypes.KeyPressedMask;
+ }
+
+ private static boolean isEventDummy(MouseDragBegin e) {
+ if (e.controlPosition.distance(0, 0) == 0
+ && e.screenPosition.distance(0, 0) == 0
+ && e.buttons == 0) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ private boolean dragging = false;
+ private Point2D dragBegin = null;
+ private Point2D currentDrag = null;
+ private Function1<Vec2d, Boolean> translator = null;
+
+ private static double FACTOR = 1.0;
+ private static double FACTOR2 = 7.0;
+
+ private Vec2d getDelta(double factor) {
+ if(dragBegin != null && currentDrag != null) {
+ double dx = factor * (currentDrag.getX() - dragBegin.getX());
+ double dy = factor * (currentDrag.getY() - dragBegin.getY());
+ return new Vec2d(dx, dy);
+ } else {
+ return null;
+ }
+ }
+
+ @Override
+ protected boolean keyPressed(KeyPressedEvent e) {
+ if (dragging && e.keyCode == java.awt.event.KeyEvent.VK_ESCAPE) {
+ dragBegin = null;
+ currentDrag = null;
+ dragging = false;
+ repaint();
+ return true;
+ }
+ return false;
+ }
+
+ protected boolean mouseMoved(MouseMovedEvent event) {
+
+ if (dragging) {
+ currentDrag = NodeUtil.worldToLocal(this, event.controlPosition, new Point2D.Double());
+ repaint();
+ }
+
+ return false;
+
+ }
+
+ protected boolean hitTest(MouseEvent event, double tolerance) {
+
+ Rectangle2D bounds = super.getBoundsInLocal(false);
+ if(bounds == null) return false;
+ Point2D localPos = NodeUtil.worldToLocal(this, event.controlPosition, new Point2D.Double());
+ double x = localPos.getX();
+ double y = localPos.getY()+2.1*computeRows()*(up ? 1.0 : 0.0);
+ boolean hit = bounds.contains(x, y);
+ return hit;
+
+ }
+
+ @Override
+ protected boolean mouseDragged(MouseDragBegin e) {
+
+ // Get rid of dummy events from dragGestureRecognized
+ if (isEventDummy(e)) {
+ return false;
+ }
+
+ G2DSceneGraph sg = NodeUtil.getRootNode(this);
+ Boolean b = sg.getGlobalProperty(G2DSceneGraph.IGNORE_FOCUS, false);
+ if(!b) return false;
+
+ if(!e.hasAnyButton(MouseEvent.LEFT_MASK) || e.hasAnyModifier(MouseEvent.ALL_MODIFIERS_MASK) || !hitTest(e, 0.0)) return false;
+
+ dragBegin = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
+ dragging = true;
+ return true;
+
+ }
+
+ protected boolean mouseButtonReleased(MouseButtonReleasedEvent e) {
+
+ if(!dragging) return false;
+
+ Vec2d delta = getDelta(FACTOR2);
+ if(delta != null && translator != null) {
+ translator.apply(delta);
+ } else {
+ dragBegin = null;
+ currentDrag = null;
+ }
+ dragging = false;
+ return false;
+ }
+
+ @Override
+ public void init() {
+ super.init();
+ addEventHandler(this);
+ }
+
+ @Override
+ public void cleanup() {
+ removeEventHandler(this);
+ super.cleanup();
+ }
+
+}