Java tutorial
/* * Copyright 2011 Hydro4GE, Incorporated. http://www.hydro4ge.com/ * * 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 com.thesarvo.guide.client.raphael; import com.google.gwt.dom.client.Style.Cursor; import com.google.gwt.json.client.JSONNumber; import com.google.gwt.json.client.JSONObject; import com.google.gwt.json.client.JSONString; /** * Utility class that provides easy, type-checked access to the shape attributes * in Raphael shape properties and animation methods. * <p> * Example usage: * <pre> * Shape s = ...; * s.attr(new Attr().fill("#f20").opacity(50.0).rotation(45).strokeWidth(1)); * </pre> * @author Tassos Bassoukos */ public class Attr extends JSONObject { public enum StrokeLineCap { butt, square, round; } public enum StrokeLineJoin { bevel, miter, round; } public enum TextAnchor { start, middle, end; } public enum StrokeDashArray { SHORT_DASH("-"), SHORT_DOT("."), SHORT_DASH_DOT("-."), SHORT_DASH_DOT_DOT("-.."), DASH("- "), DOT( ". "), LONG_DASH("--"), DASH_DOT("- ."), LONG_DASH_DOT("--."), LONG_DASH_DOT_DOT("--.."); private String cssName; private StrokeDashArray(String name) { cssName = name; } public String getCssName() { return cssName; }; } public Attr arrowEnd(String arrowEnd) { this.put("arrow-end", new JSONString(arrowEnd)); return this; } public Attr cursor(Cursor cursor) { this.put("cursor", cursor == null ? null : new JSONString(cursor.getCssName())); return this; } public Attr cursor(String cursor) { this.put("cursor", new JSONString(cursor)); return this; } public Attr fill(String color) { this.put("fill", new JSONString(color)); return this; } public Attr cx(double cx) { this.put("cx", new JSONNumber(cx)); return this; } public Attr cy(double cy) { this.put("cy", new JSONNumber(cy)); return this; } public Attr x(double x) { this.put("x", new JSONNumber(x)); return this; } public Attr y(double y) { this.put("y", new JSONNumber(y)); return this; } public Attr rx(double rx) { this.put("rx", new JSONNumber(rx)); return this; } public Attr ry(double ry) { this.put("ry", new JSONNumber(ry)); return this; } public Attr r(double r) { this.put("r", new JSONNumber(r)); return this; } public Attr rotation(double r) { this.put("rotation", new JSONNumber(r)); return this; } public Attr opacity(double opacity) { this.put("opacity", new JSONNumber(opacity)); return this; } public Attr width(double width) { this.put("width", new JSONNumber(width)); return this; } public Attr height(double height) { this.put("height", new JSONNumber(height)); return this; } public Attr strokeOpacity(double strokeOpacity) { this.put("stroke-opacity", new JSONNumber(strokeOpacity)); return this; } public Attr fillOpacity(double fillOpacity) { this.put("fill-opacity", new JSONNumber(fillOpacity)); return this; } public Attr strokeWidth(double strokeWidth) { this.put("stroke-width", new JSONNumber(strokeWidth)); return this; } public Attr strokeMiterLimit(double strokeMiterLimit) { this.put("stroke-miterlimit", new JSONNumber(strokeMiterLimit)); return this; } public Attr fontSize(double fontSize) { this.put("font-size", new JSONNumber(fontSize)); return this; } public Attr clipRect(double x, double y, double width, double height) { this.put("clip-rect", new JSONString(x + " " + y + " " + width + " " + height)); return this; } public Attr font(String font) { this.put("font", new JSONString(font)); return this; } public Attr fontFamily(String fontFamily) { this.put("font-family", new JSONString(fontFamily)); return this; } public Attr fontWeight(String fontWeight) { this.put("font-weight", new JSONString(fontWeight)); return this; } public Attr path(PathBuilder path) { this.put("path", new JSONString(path.toString())); return this; } public Attr path(String path) { this.put("path", new JSONString(path)); return this; } public Attr scale(double rx, double ry, double centerX, double centerY) { this.put("scale", new JSONString(rx + " " + ry + " " + centerX + " " + centerY)); return this; } public Attr scale(double rx, double ry) { this.put("scale", new JSONString(rx + " " + ry)); return this; } public Attr stroke(String color) { this.put("stroke", new JSONString(color)); return this; } public Attr strokeDash(StrokeDashArray dashes) { this.put("stroke-dasharray", new JSONString(dashes.getCssName())); return this; } public Attr strokeDash(String dashes) { this.put("stroke-dasharray", new JSONString(dashes)); return this; } public Attr strokeLineCap(StrokeLineCap lineCap) { this.put("stroke-linecap", new JSONString(lineCap.name())); return this; } public Attr strokeLineJoin(StrokeLineJoin lineJoin) { this.put("stroke-linejoin", new JSONString(lineJoin.name())); return this; } public Attr text(String text) { this.put("text", new JSONString(text)); return this; } public Attr textAnchor(TextAnchor anchor) { this.put("text-anchor", new JSONString(anchor.name())); return this; } public Attr title(String title) { this.put("title", new JSONString(title)); return this; } public Attr translation(double dx, double dy) { this.put("translation", new JSONString(dx + " " + dy)); return this; } }