本文整理匯總了Java中edu.uci.ics.jung.visualization.transform.MutableTransformer.transform方法的典型用法代碼示例。如果您正苦於以下問題：Java MutableTransformer.transform方法的具體用法？Java MutableTransformer.transform怎麽用？Java MutableTransformer.transform使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類edu.uci.ics.jung.visualization.transform.MutableTransformer的用法示例。
在下文中一共展示了MutableTransformer.transform方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: getScaleFactor
import edu.uci.ics.jung.visualization.transform.MutableTransformer; //導入方法依賴的package包/類
private float getScaleFactor(int imgWidth, int imgHeight) {
MutableTransformer layout2 = vv.getRenderContext()
.getMultiLayerTransformer().getTransformer(Layer.LAYOUT);
double top = Double.MAX_VALUE;
double bottom = Double.MAX_VALUE;
double left = Double.MAX_VALUE;
double right = Double.MAX_VALUE;
double maxSize = 0;
for (Vertex v : network.getVertices()) {
Point2D p;
if (layout instanceof AbstractLayout)
p = ((AbstractLayout<Vertex, Edge>) layout).transform(v);
else
p = ((TreeLayout<Vertex, Edge>) layout).transform(v);
Point2D invP = layout2.transform(p);
if (top < invP.getY() || top == Double.MAX_VALUE)
top = invP.getY();
if (bottom > invP.getY() || bottom == Double.MAX_VALUE)
bottom = invP.getY();
if (left > invP.getX() || left == Double.MAX_VALUE)
left = invP.getX();
if (right < invP.getX() || right == Double.MAX_VALUE)
right = invP.getX();
if (v.getSize() > maxSize)
maxSize = v.getSize();
}
double width = Math.abs(left - right);
double height = Math.abs(top - bottom);
if (width > height)
return (float) ((imgWidth - maxSize * 0.5) / width);
else
return (float) ((imgHeight - maxSize * 0.5) / height);
}
示例2: transform
import edu.uci.ics.jung.visualization.transform.MutableTransformer; //導入方法依賴的package包/類
public Point2D transform(Point2D p) {
MutableTransformer transformer = GraphVisualizationPanel.this.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.LAYOUT);
return (transformer.transform(p));
}
示例3: centerGraph
import edu.uci.ics.jung.visualization.transform.MutableTransformer; //導入方法依賴的package包/類
/**
* This method finds the location of the graph relative to the viewer and
* shifts is so that it appears in the center of JUNG's VisualizationViewer.
*/
public static Point2D centerGraph(VisualizationViewer<Vertex, Edge> vv, BrowsableNetwork network, Layout<Vertex, Edge> layout,
EditingModalGraphMouse<Vertex, Edge> mouse) {
MutableTransformer layout2 = vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.LAYOUT);
double top = Double.MAX_VALUE;
double bottom = Double.MAX_VALUE;
double left = Double.MAX_VALUE;
double right = Double.MAX_VALUE;
for (Vertex v : network.getVertices()) {
Point2D p;
if (layout instanceof AbstractLayout)
p = ((AbstractLayout<Vertex, Edge>) layout).transform(v);
else
p = ((TreeLayout<Vertex, Edge>) layout).transform(v);
Point2D invP = layout2.transform(p);
if (top < invP.getY() || top == Double.MAX_VALUE)
top = invP.getY();
if (bottom > invP.getY() || bottom == Double.MAX_VALUE)
bottom = invP.getY();
if (left > invP.getX() || left == Double.MAX_VALUE)
left = invP.getX();
if (right < invP.getX() || right == Double.MAX_VALUE)
right = invP.getX();
}
if (mouse != null) {
double scale = 0;
do {
scale = vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.VIEW).getScale();
mouse.mouseWheelMoved(new MouseWheelEvent(vv, 0, 0, 0, vv.getWidth() / 2, vv.getHeight() / 2, 1, false, 1, -1, -1));
} while (scale >= 1);
}
vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.VIEW)
.setScale(1, 1, new Point((int) (vv.getCenter().getX() - (right + left) / 2), (int) (vv.getCenter().getY() - (top + bottom) / 2)));
double deltaX = vv.getCenter().getX() - (right + left) / 2;
double deltaY = vv.getCenter().getY() - (top + bottom) / 2;
if (!Double.isInfinite(deltaX) && !Double.isInfinite(deltaY) && !Double.isNaN(deltaX) && !Double.isNaN(deltaY)) {
layout2.translate(deltaX, deltaY);
}
return vv.getCenter();
}