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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -19,3 +19,5 @@ syntax: glob | |
| */Release/* | ||
| */Debug/* | ||
| *~ | ||
| webview/native/WebKitBuild | ||
| webview/native/WebKitLibraries/import | ||
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119 changes: 119 additions & 0 deletions
119
...periments/3DViewer/src/main/java/com/javafx/experiments/jfx3dviewer/AutoScalingGroup.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,119 @@ | ||
| package com.javafx.experiments.jfx3dviewer; | ||
|
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||
| import java.util.List; | ||
| import javafx.beans.property.SimpleBooleanProperty; | ||
| import javafx.geometry.Bounds; | ||
| import javafx.scene.Group; | ||
| import javafx.scene.Node; | ||
| import javafx.scene.transform.Scale; | ||
| import javafx.scene.transform.Translate; | ||
|
|
||
| /** | ||
| * A Group that auto scales its self to fit its content in a given size box. | ||
| */ | ||
| public class AutoScalingGroup extends Group { | ||
| private double size; | ||
| private double twoSize; | ||
| private Translate translate = new Translate(0,0,0); | ||
| private Scale scale = new Scale(1,1,1,0,0,0); | ||
| private SimpleBooleanProperty enabled = new SimpleBooleanProperty(true) { | ||
| @Override protected void invalidated() { | ||
| if (get()) { | ||
| getTransforms().setAll(scale, translate); | ||
| } else { | ||
| getTransforms().clear(); | ||
| } | ||
| } | ||
| }; | ||
|
|
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| /** | ||
| * Create AutoScalingGroup | ||
| * | ||
| * @param size half of width/height/depth of box to fit content into | ||
| */ | ||
| public AutoScalingGroup(double size) { | ||
| this.size = size; | ||
| this.twoSize = size * 2; | ||
| getTransforms().addAll(scale,translate); | ||
| } | ||
|
|
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| /** | ||
| * Get is auto scaling enabled | ||
| * | ||
| * @return true if auto scaling is enabled | ||
| */ | ||
| public boolean isEnabled() { | ||
| return enabled.get(); | ||
| } | ||
|
|
||
| /** | ||
| * Get enabled property | ||
| * | ||
| * @return enabled property | ||
| */ | ||
| public SimpleBooleanProperty enabledProperty() { | ||
| return enabled; | ||
| } | ||
|
|
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| /** | ||
| * Set is auto scaling enabled | ||
| * | ||
| * @param enabled true if auto scaling is enabled | ||
| */ | ||
| public void setEnabled(boolean enabled) { | ||
| this.enabled.set(enabled); | ||
| } | ||
|
|
||
| @Override protected void layoutChildren() { | ||
| List<Node> children = getChildren(); | ||
| double minX = Double.MAX_VALUE, minY = Double.MAX_VALUE, minZ = Double.MAX_VALUE; | ||
| double maxX = Double.MIN_VALUE, maxY = Double.MIN_VALUE, maxZ = Double.MIN_VALUE; | ||
| boolean first = true; | ||
| for (int i=0, max=children.size(); i<max; i++) { | ||
| final Node node = children.get(i); | ||
| if (node.isVisible()) { | ||
| Bounds bounds = node.getBoundsInLocal(); | ||
| // if the bounds of the child are invalid, we don't want | ||
| // to use those in the remaining computations. | ||
| if (bounds.isEmpty()) continue; | ||
| if (first) { | ||
| minX = bounds.getMinX(); | ||
| minY = bounds.getMinY(); | ||
| minZ = bounds.getMinZ(); | ||
| maxX = bounds.getMaxX(); | ||
| maxY = bounds.getMaxY(); | ||
| maxZ = bounds.getMaxZ(); | ||
| first = false; | ||
| } else { | ||
| minX = Math.min(bounds.getMinX(), minX); | ||
| minY = Math.min(bounds.getMinY(), minY); | ||
| minZ = Math.min(bounds.getMinZ(), minZ); | ||
| maxX = Math.max(bounds.getMaxX(), maxX); | ||
| maxY = Math.max(bounds.getMaxY(), maxY); | ||
| maxZ = Math.max(bounds.getMaxZ(), maxZ); | ||
| } | ||
| } | ||
| } | ||
|
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| final double w = maxX-minX; | ||
| final double h = maxY-minY; | ||
| final double d = maxZ-minZ; | ||
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| final double centerX = minX + (w/2); | ||
| final double centerY = minY + (h/2); | ||
| final double centerZ = minZ + (d/2); | ||
|
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| double scaleX = twoSize/w; | ||
| double scaleY = twoSize/h; | ||
| double scaleZ = twoSize/d; | ||
|
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| double scale = Math.min(scaleX, Math.min(scaleY,scaleZ)); | ||
| this.scale.setX(scale); | ||
| this.scale.setY(scale); | ||
| this.scale.setZ(scale); | ||
|
|
||
| this.translate.setX(-centerX); | ||
| this.translate.setY(-centerY); | ||
| this.translate.setZ(-centerZ); | ||
| } | ||
| } |
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