Examples with CGraph org.eclipse.elk.alg.layered.compaction.oned.CGraph used on opensource projects

Example 1 with CGraph

use of org.eclipse.elk.alg.layered.compaction.oned.CGraph in project elk by eclipse.

the class CompactionTest method testLeftCompactionSpacingAware.

@Test
public void testLeftCompactionSpacingAware() {
    CGraph graph = new CGraph(EnumSet.allOf(Direction.class));
    CTestNode left = new CTestNode(new ElkRectangle(0, 0, 20, 20));
    graph.cNodes.add(left);
    CTestNode right = new CTestNode(new ElkRectangle(30, 20 + SPACING - 1, 20, 20));
    graph.cNodes.add(right);
    compacter(graph).changeDirection(Direction.LEFT).compact().finish();
    assertEquals(0, left.hitbox.x, EPSILON);
    assertEquals(25, right.hitbox.x, EPSILON);
}

Example 2 with CGraph

use of org.eclipse.elk.alg.layered.compaction.oned.CGraph in project elk by eclipse.

the class CompactionTest method testVerticalSpacingDuringHorizontalCompaction.

/**
 * "Two" is "center node". Node "one" is supposed to be blocked by "two", while "three" can move freely.
 */
@Test
public void testVerticalSpacingDuringHorizontalCompaction() {
    CGraph graph = new CGraph(EnumSet.allOf(Direction.class));
    CTestNodeSpacing one = new CTestNodeSpacing(new ElkRectangle(150, 11, 20, 20), 0d, 10d);
    graph.cNodes.add(one);
    CTestNodeSpacing two = new CTestNodeSpacing(new ElkRectangle(0, 40, 20, 20), 0d, 5d);
    graph.cNodes.add(two);
    CTestNodeSpacing three = new CTestNodeSpacing(new ElkRectangle(150, 76, 20, 20), 0d, 15d);
    graph.cNodes.add(three);
    compacter(graph).changeDirection(Direction.LEFT).compact().finish();
    assertEquals(20, one.hitbox.x, EPSILON);
    assertEquals(0, two.hitbox.x, EPSILON);
    assertEquals(0, three.hitbox.x, EPSILON);
}

Example 3 with CGraph

use of org.eclipse.elk.alg.layered.compaction.oned.CGraph in project elk by eclipse.

the class CompactionTest method testVeticalSpacings.

/**
 * Vertical spacing should be preserved when compaction upwards or downwards.
 */
@Test
public void testVeticalSpacings() {
    CGraph graph = new CGraph(EnumSet.allOf(Direction.class));
    // test horizontal direction
    CTestNodeSpacing one = new CTestNodeSpacing(new ElkRectangle(0, 0, 20, 20), 0d, 5d);
    graph.cNodes.add(one);
    CTestNodeSpacing two = new CTestNodeSpacing(new ElkRectangle(0, 50, 20, 20), 0d, 7d);
    graph.cNodes.add(two);
    CTestNodeSpacing three = new CTestNodeSpacing(new ElkRectangle(0, 150, 20, 20), 0d, 10d);
    graph.cNodes.add(three);
    compacter(graph).changeDirection(Direction.UP).compact().finish();
    assertEquals(0, one.hitbox.y, EPSILON);
    assertEquals(27, two.hitbox.y, EPSILON);
    assertEquals(57, three.hitbox.y, EPSILON);
    compacter(graph).changeDirection(Direction.DOWN).compact().finish();
    assertEquals(0, one.hitbox.y, EPSILON);
    assertEquals(27, two.hitbox.y, EPSILON);
    assertEquals(57, three.hitbox.y, EPSILON);
    compacter(graph).changeDirection(Direction.UP).compact().finish();
    assertEquals(0, one.hitbox.y, EPSILON);
    assertEquals(27, two.hitbox.y, EPSILON);
    assertEquals(57, three.hitbox.y, EPSILON);
}

Example 4 with CGraph

use of org.eclipse.elk.alg.layered.compaction.oned.CGraph in project elk by eclipse.

the class CompactionTest method testDownGroupCompaction.

/**
 * The connection indicates a grouping, not an edge.
 *
 *   +--+         
 *   |  |     
 *   +--+-----+--+
 *            |  |
 *     +--+   +--+ 
 *     |  |  
 *     +--+ 
 */
@Test
public void testDownGroupCompaction() {
    CGraph graph = new CGraph(EnumSet.allOf(Direction.class));
    CTestNode upperLeft = new CTestNode(new ElkRectangle(0, 0, 20, 20));
    graph.cNodes.add(upperLeft);
    CTestNode lowerLeft = new CTestNode(new ElkRectangle(5, 40, 10, 20));
    graph.cNodes.add(lowerLeft);
    CTestNode right = new CTestNode(new ElkRectangle(25, 10, 20, 20));
    graph.cNodes.add(right);
    CGroup group = new CGroup(upperLeft, right);
    graph.cGroups.add(group);
    compacter(graph).changeDirection(Direction.DOWN).compact().finish();
    assertEquals(15, upperLeft.hitbox.y, EPSILON);
    assertEquals(40, lowerLeft.hitbox.y, EPSILON);
    assertEquals(25, right.hitbox.y, EPSILON);
}

Example 5 with CGraph

use of org.eclipse.elk.alg.layered.compaction.oned.CGraph in project elk by eclipse.

the class CompactionTest method testLeftCompactionEqualCoordinate.

@Test
public void testLeftCompactionEqualCoordinate() {
    CGraph graph = new CGraph(EnumSet.allOf(Direction.class));
    CTestNode top = new CTestNodeSpacing(new ElkRectangle(0, 0, 20, 20), 0d, 0d);
    graph.cNodes.add(top);
    CTestNode bot = new CTestNodeSpacing(new ElkRectangle(30, 20, 20, 20), 0d, 0d);
    graph.cNodes.add(bot);
    compacter(graph).setConstraintAlgorithm(OneDimensionalCompactor.SCANLINE_CONSTRAINTS).changeDirection(Direction.LEFT).compact().finish();
    assertEquals(0, top.hitbox.x, EPSILON);
    assertEquals(0, bot.hitbox.x, EPSILON);
}