author | wenzelm |
Sun, 18 Jan 2015 21:35:54 +0100 | |
changeset 59397 | fc909f7e7ce5 |
parent 59392 | 02bacfc31446 |
child 59398 | ea163bf8ad22 |
permissions | -rw-r--r-- |
59202 | 1 |
/* Title: Tools/Graphview/graph_panel.scala |
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
2 |
Author: Markus Kaiser, TU Muenchen |
59240 | 3 |
Author: Makarius |
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
4 |
|
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
5 |
Graphview Java2D drawing panel. |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
6 |
*/ |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
7 |
|
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
8 |
package isabelle.graphview |
61988f9df94d
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parents:
diff
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import isabelle._ |
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parents:
diff
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|
59397 | 13 |
import java.awt.{Dimension, Graphics2D, Point, Rectangle} |
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parents:
diff
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14 |
import java.awt.geom.{AffineTransform, Point2D} |
59225 | 15 |
import javax.swing.{JScrollPane, JComponent, SwingUtilities} |
49729 | 16 |
|
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parents:
diff
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17 |
import scala.swing.{Panel, ScrollPane} |
59253 | 18 |
import scala.swing.event.{Event, Key, MousePressed, MouseDragged, MouseClicked, MouseEvent} |
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parents:
diff
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|
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
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|
20 |
|
59233 | 21 |
class Graph_Panel(val visualizer: Visualizer) extends ScrollPane |
49729 | 22 |
{ |
49731 | 23 |
panel => |
49729 | 24 |
|
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tooltip = "" |
21ef04bd4e17
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wenzelm
parents:
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26 |
|
49729 | 27 |
override lazy val peer: JScrollPane = new JScrollPane with SuperMixin { |
49730 | 28 |
override def getToolTipText(event: java.awt.event.MouseEvent): String = |
59305 | 29 |
visualizer.find_node(Transform.pane_to_graph_coordinates(event.getPoint)) match { |
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case Some(node) => |
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31 |
visualizer.model.full_graph.get_node(node) match { |
49732 | 32 |
case Nil => null |
59233 | 33 |
case content => visualizer.make_tooltip(panel.peer, event.getX, event.getY, content) |
49732 | 34 |
} |
35 |
case None => null |
|
36 |
} |
|
49729 | 37 |
} |
38 |
||
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
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|
39 |
horizontalScrollBarPolicy = ScrollPane.BarPolicy.Always |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
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40 |
verticalScrollBarPolicy = ScrollPane.BarPolicy.Always |
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|
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42 |
peer.getVerticalScrollBar.setUnitIncrement(10) |
ac135eff1ffb
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|
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more precise repaint and revalidate -- the latter is important to keep in sync with content update;
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parents:
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def refresh() |
30e2f3f1c623
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parents:
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45 |
{ |
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if (paint_panel != null) { |
47 |
paint_panel.set_preferred_size() |
|
48 |
paint_panel.repaint() |
|
49 |
} |
|
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parents:
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} |
30e2f3f1c623
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wenzelm
parents:
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|
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def fit_to_window() |
32b162d1d9b5
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parents:
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53 |
{ |
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61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
54 |
Transform.fit_to_window() |
49735
30e2f3f1c623
more precise repaint and revalidate -- the latter is important to keep in sync with content update;
wenzelm
parents:
49733
diff
changeset
|
55 |
refresh() |
49557
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
56 |
} |
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val zoom = new GUI.Zoom_Box { def changed = rescale(0.01 * factor) } |
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|
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def rescale(s: Double) |
61 |
{ |
|
62 |
Transform.scale = s |
|
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if (zoom != null) zoom.set_item((Transform.scale_discrete * 100).floor.toInt) |
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refresh() |
65 |
} |
|
66 |
||
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private class Paint_Panel extends Panel |
68 |
{ |
|
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def set_preferred_size() |
|
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{ |
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val box = visualizer.bounding_box() |
59218 | 72 |
val s = Transform.scale_discrete |
49557
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
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preferredSize = |
59241
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new Dimension((box.width * s).ceil.toInt, (box.height * s).ceil.toInt) |
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59218 | 77 |
revalidate() |
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} |
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50470 | 79 |
|
59250 | 80 |
override def paint(gfx: Graphics2D) |
59218 | 81 |
{ |
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super.paintComponent(gfx) |
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gfx.setColor(visualizer.background_color) |
|
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gfx.fillRect(0, 0, peer.getWidth, peer.getHeight) |
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85 |
gfx.transform(Transform()) |
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50470 | 86 |
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59294 | 87 |
visualizer.paint_all_visible(gfx) |
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parents:
diff
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} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
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89 |
} |
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more explicit auxiliary classes to avoid warning "reflective access of structural type member method" of scala-2.10.0-RC1;
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private val paint_panel = new Paint_Panel |
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parents:
diff
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|
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contents = paint_panel |
50470 | 92 |
|
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
93 |
listenTo(mouse.moves) |
61988f9df94d
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parents:
diff
changeset
|
94 |
listenTo(mouse.clicks) |
59253 | 95 |
reactions += Mouse_Interaction.react |
59218 | 96 |
reactions += |
97 |
{ |
|
59253 | 98 |
case MousePressed(_, _, _, _, _) => repaint() |
99 |
case MouseDragged(_, _, _) => repaint() |
|
100 |
case MouseClicked(_, _, _, _, _) => repaint() |
|
59218 | 101 |
} |
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102 |
|
38a68e6593be
prefer synchronous Mutator_Event.Bus on Swing_Thread;
wenzelm
parents:
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103 |
visualizer.model.Colors.events += { case _ => repaint() } |
38a68e6593be
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wenzelm
parents:
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diff
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104 |
visualizer.model.Mutators.events += { case _ => repaint() } |
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|
50491 | 106 |
rescale(1.0) |
50470 | 107 |
|
59397 | 108 |
|
109 |
def scroll_to_node(node: Graph_Display.Node) |
|
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{ |
|
111 |
val gap = visualizer.metrics.gap |
|
112 |
val info = visualizer.layout.get_node(node) |
|
113 |
||
114 |
val t = Transform() |
|
115 |
val p = |
|
116 |
t.transform(new Point2D.Double(info.x - info.width2 - gap, info.y - info.height2 - gap), null) |
|
117 |
val q = |
|
118 |
t.transform(new Point2D.Double(info.x + info.width2 + gap, info.y + info.height2 + gap), null) |
|
119 |
||
120 |
paint_panel.peer.scrollRectToVisible( |
|
121 |
new Rectangle(p.getX.toInt, p.getY.toInt, |
|
122 |
(q.getX - p.getX).ceil.toInt, (q.getY - p.getY).ceil.toInt)) |
|
123 |
} |
|
124 |
||
125 |
||
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private object Transform |
127 |
{ |
|
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128 |
private var _scale: Double = 1.0 |
50477 | 129 |
def scale: Double = _scale |
130 |
def scale_=(s: Double) |
|
50468 | 131 |
{ |
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_scale = (s min 10.0) max 0.1 |
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} |
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|
50477 | 135 |
def scale_discrete: Double = |
59286
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136 |
{ |
59290 | 137 |
val font_height = GUI.line_metrics(visualizer.metrics.font).getHeight.toInt |
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parents:
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(scale * font_height).floor / font_height |
ac74eedb910a
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wenzelm
parents:
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139 |
} |
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|
59218 | 141 |
def apply() = |
142 |
{ |
|
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143 |
val box = visualizer.bounding_box() |
59397 | 144 |
val t = AffineTransform.getScaleInstance(scale_discrete, scale_discrete) |
145 |
t.translate(- box.x, - box.y) |
|
146 |
t |
|
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Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
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147 |
} |
50470 | 148 |
|
59218 | 149 |
def fit_to_window() |
150 |
{ |
|
59290 | 151 |
if (visualizer.visible_graph.is_empty) |
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rescale(1.0) |
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Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
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153 |
else { |
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wenzelm
parents:
59294
diff
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|
154 |
val box = visualizer.bounding_box() |
59241
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parents:
59240
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changeset
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155 |
rescale((size.width / box.width) min (size.height / box.height)) |
49557
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parents:
diff
changeset
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156 |
} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
157 |
} |
50470 | 158 |
|
59218 | 159 |
def pane_to_graph_coordinates(at: Point2D): Point2D = |
160 |
{ |
|
50477 | 161 |
val s = Transform.scale_discrete |
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
162 |
val p = Transform().inverseTransform(peer.getViewport.getViewPosition, null) |
50470 | 163 |
|
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parents:
diff
changeset
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164 |
p.setLocation(p.getX + at.getX / s, p.getY + at.getY / s) |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
165 |
p |
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parents:
diff
changeset
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166 |
} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
167 |
} |
50470 | 168 |
|
59253 | 169 |
object Mouse_Interaction |
59218 | 170 |
{ |
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wenzelm
parents:
59294
diff
changeset
|
171 |
private var draginfo: (Point, List[Graph_Display.Node], List[Layout.Dummy]) = null |
49557
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
172 |
|
59253 | 173 |
val react: PartialFunction[Event, Unit] = |
174 |
{ |
|
175 |
case MousePressed(_, p, _, _, _) => pressed(p) |
|
176 |
case MouseDragged(_, to, _) => |
|
177 |
drag(draginfo, to) |
|
178 |
val (_, p, d) = draginfo |
|
179 |
draginfo = (to, p, d) |
|
180 |
case e @ MouseClicked(_, p, m, n, _) => click(p, m, n, e) |
|
181 |
} |
|
182 |
||
183 |
def pressed(at: Point) |
|
59218 | 184 |
{ |
59253 | 185 |
val c = Transform.pane_to_graph_coordinates(at) |
186 |
val l = |
|
59305 | 187 |
visualizer.find_node(c) match { |
59253 | 188 |
case Some(node) => |
189 |
if (visualizer.Selection.contains(node)) visualizer.Selection.get() |
|
190 |
else List(node) |
|
191 |
case None => Nil |
|
192 |
} |
|
193 |
val d = |
|
194 |
l match { |
|
59305 | 195 |
case Nil => visualizer.find_dummy(c).toList |
59253 | 196 |
case _ => Nil |
197 |
} |
|
198 |
draginfo = (at, l, d) |
|
199 |
} |
|
50470 | 200 |
|
59253 | 201 |
def click(at: Point, m: Key.Modifiers, clicks: Int, e: MouseEvent) |
202 |
{ |
|
203 |
val c = Transform.pane_to_graph_coordinates(at) |
|
50470 | 204 |
|
59253 | 205 |
def left_click() |
59218 | 206 |
{ |
59305 | 207 |
(visualizer.find_node(c), m) match { |
59253 | 208 |
case (Some(node), Key.Modifier.Control) => visualizer.Selection.add(node) |
209 |
case (None, Key.Modifier.Control) => |
|
50470 | 210 |
|
59253 | 211 |
case (Some(node), Key.Modifier.Shift) => visualizer.Selection.add(node) |
212 |
case (None, Key.Modifier.Shift) => |
|
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
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213 |
|
59253 | 214 |
case (Some(node), _) => |
215 |
visualizer.Selection.clear() |
|
216 |
visualizer.Selection.add(node) |
|
217 |
case (None, _) => |
|
218 |
visualizer.Selection.clear() |
|
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parents:
diff
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219 |
} |
50470 | 220 |
} |
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parents:
diff
changeset
|
221 |
|
59253 | 222 |
def right_click() |
59218 | 223 |
{ |
59305 | 224 |
val menu = Popups(panel, visualizer.find_node(c), visualizer.Selection.get()) |
59253 | 225 |
menu.show(panel.peer, at.x, at.y) |
226 |
} |
|
227 |
||
228 |
if (clicks < 2) { |
|
229 |
if (SwingUtilities.isRightMouseButton(e.peer)) right_click() |
|
230 |
else left_click() |
|
231 |
} |
|
232 |
} |
|
49557
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
233 |
|
59302
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wenzelm
parents:
59294
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|
234 |
def drag(info: (Point, List[Graph_Display.Node], List[Layout.Dummy]), to: Point) |
59253 | 235 |
{ |
59262 | 236 |
val (from, p, d) = info |
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added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
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parents:
diff
changeset
|
237 |
|
59253 | 238 |
val s = Transform.scale_discrete |
239 |
val (dx, dy) = (to.x - from.x, to.y - from.y) |
|
240 |
(p, d) match { |
|
241 |
case (Nil, Nil) => |
|
242 |
val r = panel.peer.getViewport.getViewRect |
|
59302
4d985afc0565
explict layout graph structure, with dummies and coordinates;
wenzelm
parents:
59294
diff
changeset
|
243 |
r.translate(- dx, - dy) |
59253 | 244 |
paint_panel.peer.scrollRectToVisible(r) |
50470 | 245 |
|
59253 | 246 |
case (Nil, ds) => |
59302
4d985afc0565
explict layout graph structure, with dummies and coordinates;
wenzelm
parents:
59294
diff
changeset
|
247 |
ds.foreach(d => visualizer.translate_vertex(d, dx / s, dy / s)) |
59253 | 248 |
|
249 |
case (ls, _) => |
|
59302
4d985afc0565
explict layout graph structure, with dummies and coordinates;
wenzelm
parents:
59294
diff
changeset
|
250 |
ls.foreach(l => visualizer.translate_vertex(Layout.Node(l), dx / s, dy / s)) |
49557
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
251 |
} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
252 |
} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
253 |
} |
61988f9df94d
added Graphview tool, based on Isabelle/Scala and Swing/Graphics2D;
Markus Kaiser <markus.kaiser@in.tum.de>
parents:
diff
changeset
|
254 |
} |