org.yaoqiang.graph.shape.AnnotationShape Maven / Gradle / Ivy

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package org.yaoqiang.graph.shape;

import java.awt.Color;
import java.awt.Rectangle;

import com.mxgraph.canvas.mxGraphics2DCanvas;
import com.mxgraph.shape.mxBasicShape;
import com.mxgraph.util.mxConstants;
import com.mxgraph.util.mxPoint;
import com.mxgraph.view.mxCellState;

/**
 * PolylineShape
 * 
 * @author Shi Yaoqiang([email protected])
 */
public class AnnotationShape extends mxBasicShape {

	public void paintShape(mxGraphics2DCanvas canvas, mxCellState state) {

		Rectangle bounds = state.getRectangle();

		if (configureGraphics(canvas, state, true)) {
			if (!"#E8EEF7".equals(state.getStyle().get(mxConstants.STYLE_FILLCOLOR))) {
				canvas.getGraphics().fillRect(bounds.x, bounds.y, bounds.width, bounds.height);
			}
		}

		if (configureGraphics(canvas, state, false)) {
			mxPoint p0, p1, p2, p3;
			double width = 20 * canvas.getScale();
			p0 = new mxPoint(bounds.getX() + width, bounds.getY());
			p1 = new mxPoint(bounds.getX(), bounds.getY());
			p2 = new mxPoint(bounds.getX(), bounds.getY() + bounds.getHeight());
			p3 = new mxPoint(bounds.getX() + width, bounds.getY() + bounds.getHeight());

			mxPoint[] points = new mxPoint[4];
			points[0] = p0;
			points[1] = p1;
			points[2] = p2;
			points[3] = p3;

			Color color = getStrokeColor(canvas, state);
			canvas.getGraphics().setColor(color);
			canvas.paintPolyline(points, false);
		}
	}

}