1 | package org.openstreetmap.josm.actions.mapmode;
|
---|
2 |
|
---|
3 | import static org.openstreetmap.josm.tools.I18n.tr;
|
---|
4 |
|
---|
5 | import java.awt.Cursor;
|
---|
6 | import java.awt.Point;
|
---|
7 | import java.awt.Rectangle;
|
---|
8 | import java.awt.event.KeyEvent;
|
---|
9 | import java.awt.event.MouseEvent;
|
---|
10 | import java.util.Collection;
|
---|
11 |
|
---|
12 | import javax.swing.JOptionPane;
|
---|
13 |
|
---|
14 | import org.openstreetmap.josm.Main;
|
---|
15 | import org.openstreetmap.josm.command.Command;
|
---|
16 | import org.openstreetmap.josm.command.MoveCommand;
|
---|
17 | import org.openstreetmap.josm.data.coor.EastNorth;
|
---|
18 | import org.openstreetmap.josm.data.osm.Node;
|
---|
19 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
|
---|
20 | import org.openstreetmap.josm.data.osm.visitor.AllNodesVisitor;
|
---|
21 | import org.openstreetmap.josm.gui.MapFrame;
|
---|
22 | import org.openstreetmap.josm.gui.SelectionManager;
|
---|
23 | import org.openstreetmap.josm.gui.SelectionManager.SelectionEnded;
|
---|
24 | import org.openstreetmap.josm.tools.ImageProvider;
|
---|
25 | /**
|
---|
26 | * Move is an action that can move all kind of OsmPrimitives (except Keys for now).
|
---|
27 | *
|
---|
28 | * If an selected object is under the mouse when dragging, move all selected objects.
|
---|
29 | * If an unselected object is under the mouse when dragging, it becomes selected
|
---|
30 | * and will be moved.
|
---|
31 | * If no object is under the mouse, move all selected objects (if any)
|
---|
32 | *
|
---|
33 | * @author imi
|
---|
34 | */
|
---|
35 | public class MoveAction extends MapMode implements SelectionEnded {
|
---|
36 | /**
|
---|
37 | * The old cursor before the user pressed the mouse button.
|
---|
38 | */
|
---|
39 | private Cursor oldCursor;
|
---|
40 | /**
|
---|
41 | * The position of the mouse before the user moves a node.
|
---|
42 | */
|
---|
43 | private Point mousePos;
|
---|
44 | private SelectionManager selectionManager;
|
---|
45 | private boolean selectionMode = false;
|
---|
46 |
|
---|
47 | /**
|
---|
48 | * Create a new MoveAction
|
---|
49 | * @param mapFrame The MapFrame, this action belongs to.
|
---|
50 | */
|
---|
51 | public MoveAction(MapFrame mapFrame) {
|
---|
52 | super(tr("Move"),
|
---|
53 | "move",
|
---|
54 | tr("Move around objects that are under the mouse or selected."),
|
---|
55 | KeyEvent.VK_M,
|
---|
56 | mapFrame,
|
---|
57 | ImageProvider.getCursor("normal", "move"));
|
---|
58 | selectionManager = new SelectionManager(this, false, mapFrame.mapView);
|
---|
59 | }
|
---|
60 |
|
---|
61 | @Override public void enterMode() {
|
---|
62 | super.enterMode();
|
---|
63 | Main.map.mapView.addMouseListener(this);
|
---|
64 | Main.map.mapView.addMouseMotionListener(this);
|
---|
65 | }
|
---|
66 |
|
---|
67 | @Override public void exitMode() {
|
---|
68 | super.exitMode();
|
---|
69 | Main.map.mapView.removeMouseListener(this);
|
---|
70 | Main.map.mapView.removeMouseMotionListener(this);
|
---|
71 | }
|
---|
72 |
|
---|
73 |
|
---|
74 | /**
|
---|
75 | * If the left mouse button is pressed, move all currently selected
|
---|
76 | * objects (if one of them is under the mouse) or the current one under the
|
---|
77 | * mouse (which will become selected).
|
---|
78 | */
|
---|
79 | @Override public void mouseDragged(MouseEvent e) {
|
---|
80 | if ((e.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) == 0)
|
---|
81 | return;
|
---|
82 |
|
---|
83 | if (selectionMode)
|
---|
84 | return;
|
---|
85 |
|
---|
86 | if (mousePos == null)
|
---|
87 | mousePos = e.getPoint();
|
---|
88 |
|
---|
89 | EastNorth mouseEN = Main.map.mapView.getEastNorth(e.getX(), e.getY());
|
---|
90 | EastNorth mouseStartEN = Main.map.mapView.getEastNorth(mousePos.x, mousePos.y);
|
---|
91 | double dx = mouseEN.east() - mouseStartEN.east();
|
---|
92 | double dy = mouseEN.north() - mouseStartEN.north();
|
---|
93 | if (dx == 0 && dy == 0)
|
---|
94 | return;
|
---|
95 |
|
---|
96 | Collection<OsmPrimitive> selection = Main.ds.getSelected();
|
---|
97 | Collection<Node> affectedNodes = AllNodesVisitor.getAllNodes(selection);
|
---|
98 |
|
---|
99 | // check if any coordinate would be outside the world
|
---|
100 | for (OsmPrimitive osm : affectedNodes) {
|
---|
101 | if (osm instanceof Node && ((Node)osm).coor.isOutSideWorld()) {
|
---|
102 | JOptionPane.showMessageDialog(Main.parent,tr("Cannot move objects outside of the world."));
|
---|
103 | return;
|
---|
104 | }
|
---|
105 | }
|
---|
106 |
|
---|
107 | Command c = !Main.main.editLayer().commands.isEmpty() ? Main.main.editLayer().commands.getLast() : null;
|
---|
108 | if (c instanceof MoveCommand && affectedNodes.equals(((MoveCommand)c).objects))
|
---|
109 | ((MoveCommand)c).moveAgain(dx,dy);
|
---|
110 | else
|
---|
111 | Main.main.editLayer().add(new MoveCommand(selection, dx, dy));
|
---|
112 |
|
---|
113 | Main.map.mapView.repaint();
|
---|
114 | mousePos = e.getPoint();
|
---|
115 | }
|
---|
116 |
|
---|
117 | /**
|
---|
118 | * Look, whether any object is selected. If not, select the nearest node.
|
---|
119 | * If there are no nodes in the dataset, do nothing.
|
---|
120 | *
|
---|
121 | * If the user did not press the left mouse button, do nothing.
|
---|
122 | *
|
---|
123 | * Also remember the starting position of the movement and change the mouse
|
---|
124 | * cursor to movement.
|
---|
125 | */
|
---|
126 | @Override public void mousePressed(MouseEvent e) {
|
---|
127 | if (e.getButton() != MouseEvent.BUTTON1)
|
---|
128 | return;
|
---|
129 |
|
---|
130 | Collection<OsmPrimitive> sel = Main.ds.getSelected();
|
---|
131 | OsmPrimitive osm = Main.map.mapView.getNearest(e.getPoint(), (e.getModifiersEx() & MouseEvent.ALT_DOWN_MASK) != 0);
|
---|
132 | if (osm != null) {
|
---|
133 | if (!sel.contains(osm))
|
---|
134 | Main.ds.setSelected(osm);
|
---|
135 | oldCursor = Main.map.mapView.getCursor();
|
---|
136 | Main.map.mapView.setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
|
---|
137 | } else {
|
---|
138 | selectionMode = true;
|
---|
139 | selectionManager.register(Main.map.mapView);
|
---|
140 | }
|
---|
141 |
|
---|
142 | Main.map.mapView.repaint();
|
---|
143 |
|
---|
144 | mousePos = e.getPoint();
|
---|
145 | }
|
---|
146 |
|
---|
147 | /**
|
---|
148 | * Restore the old mouse cursor.
|
---|
149 | */
|
---|
150 | @Override public void mouseReleased(MouseEvent e) {
|
---|
151 | if (selectionMode) {
|
---|
152 | selectionManager.unregister(Main.map.mapView);
|
---|
153 | selectionMode = false;
|
---|
154 | } else
|
---|
155 | Main.map.mapView.setCursor(oldCursor);
|
---|
156 | }
|
---|
157 |
|
---|
158 |
|
---|
159 | public void selectionEnded(Rectangle r, boolean alt, boolean shift, boolean ctrl) {
|
---|
160 | SelectionAction.selectEverythingInRectangle(selectionManager, r, alt, shift, ctrl);
|
---|
161 | }
|
---|
162 | }
|
---|