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1
8 package com.nightlabs.editor2d.tools;
9
10 import java.util.List  ;
11
12 import org.eclipse.gef.tools.PanningSelectionTool;
13 import org.eclipse.swt.SWT;
14 import org.eclipse.swt.events.KeyEvent;
15
16 import com.nightlabs.editor2d.EditorStateManager;
17 import com.nightlabs.editor2d.request.EditorRequestConstants;
18
19
20 public class EditorSelectionTool
21 extends PanningSelectionTool
22 implements EditorRequestConstants
23 {
24 protected static final int STATE_ROTATE = PanningSelectionTool.MAX_STATE << 1;
25 protected static final int STATE_ROTATE_IN_PROGRESS = STATE_ROTATE << 1;
26 protected static final int MAX_STATE = STATE_ROTATE;
27
28 public EditorSelectionTool() {
29 super();
30 }
31
32 protected boolean handleDoubleClick(int button)
33 {
34 if (EditorStateManager.getCurrentState() == EditorStateManager.STATE_NORMAL_SELECTION)
35 {
36 List selectedParts = getCurrentViewer().getSelectedEditParts();
37 if (!selectedParts.isEmpty()) {
38 stateTransition(STATE_ROTATE, STATE_INITIAL);
39 EditorStateManager.setRotateMode(selectedParts);
40 }
41 }
42 else if (EditorStateManager.getCurrentState() == EditorStateManager.STATE_ROTATE)
43 {
44 List selectedParts = getCurrentViewer().getSelectedEditParts();
45 if (!selectedParts.isEmpty()) {
46 stateTransition(STATE_ROTATE, STATE_INITIAL);
47 EditorStateManager.setNormalSelectionMode(selectedParts);
48 }
49 }
50 return true;
51 }
52
53 protected String getCommandName()
54 {
55 if (isInState(STATE_ROTATE) || isInState(STATE_ROTATE_IN_PROGRESS))
56 return REQ_ROTATE;
57
58 return super.getCommandName();
59 }
60
61 public void activate()
62 {
63 EditorStateManager.setCurrentState(EditorStateManager.STATE_NORMAL_SELECTION);
64 super.activate();
65 }
66
67 protected boolean handleKeyDown(KeyEvent e)
68 {
69 if (e.character == SWT.ESC)
70 {
71 EditorStateManager.setCurrentState(EditorStateManager.STATE_NORMAL_SELECTION);
72 getCurrentViewer().deselectAll();
73 }
74
75 return super.handleKeyDown(e);
76 }
77
78 }
79
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