VMLContext.java

/*
 * Copyright 2008-2009 Oliver Zoran
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.iplantc.phyloviewer.client.tree.viewer.canvas.impl.ie;

import org.iplantc.phyloviewer.client.tree.viewer.canvas.Canvas;


/**
 * The VML context abstraction for the Internet Explorer implementation.
 */
public class VMLContext {

	public double[] matrix = new double[9];

	public double arcScaleX;

	public double arcScaleY;

	public double globalAlpha;

	public double strokeAlpha;

	public double fillAlpha;

	public double miterLimit;

	public double lineWidth;

	public String lineCap;

	public String lineJoin;

	public String strokeStyle;

	public String strokeStyle_;

	public String fillStyle;

	public String fillStyle_;

	public String globalCompositeOperation;

	public GradientImplIE fillGradient;

	public VMLContext () {

		// load identity matrix
		matrix[0] = 1.0; matrix[1] = 0.0; matrix[2] = 0.0;
		matrix[3] = 0.0; matrix[4] = 1.0; matrix[5] = 0.0;
		matrix[6] = 0.0; matrix[7] = 0.0; matrix[8] = 1.0;

		// init other stuff
		arcScaleX					=  1.0;
		arcScaleY					=  1.0;
		globalAlpha					=  1.0;
		strokeAlpha					=  1.0;
		fillAlpha					=  1.0;
		miterLimit					= 10.0;
		lineWidth					=  1.0;
		lineCap						=  CanvasImplIE.BUTT;
		lineJoin					=  Canvas.MITER;
		strokeStyle					=  "#000";
		fillStyle					=  "#000";
		globalCompositeOperation	=  CanvasImplIE.SOURCE_OVER;
	}

	public VMLContext(VMLContext ctx) {

		// copy the matrix
		matrix[0] = ctx.matrix[0]; matrix[1] = ctx.matrix[1];
		matrix[3] = ctx.matrix[3]; matrix[4] = ctx.matrix[4];
		matrix[6] = ctx.matrix[6]; matrix[7] = ctx.matrix[7];

		// copy other stuff
		arcScaleX					= ctx.arcScaleX;
		arcScaleY					= ctx.arcScaleY;
		globalAlpha					= ctx.globalAlpha;
		strokeAlpha					= ctx.strokeAlpha;
		fillAlpha					= ctx.fillAlpha;
		miterLimit					= ctx.miterLimit;
		lineWidth					= ctx.lineWidth;
		lineCap						= ctx.lineCap;
		lineJoin					= ctx.lineJoin;
		strokeStyle					= ctx.strokeStyle;
		strokeStyle_				= ctx.strokeStyle_;
		fillStyle					= ctx.fillStyle;
		fillStyle_					= ctx.fillStyle_;
		globalCompositeOperation	= ctx.globalCompositeOperation;
		fillGradient				= ctx.fillGradient;
	}
}