toni@1129
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/**
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toni@1129
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* Back 2 Browser Bytecode Translator Copyright (C) 2012 Jaroslav Tulach
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toni@1129
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* <jaroslav.tulach@apidesign.org>
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toni@1129
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*
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toni@1129
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* This program is free software: you can redistribute it and/or modify it under
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toni@1129
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* the terms of the GNU General Public License as published by the Free Software
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toni@1129
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* Foundation, version 2 of the License.
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toni@1129
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*
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toni@1129
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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toni@1129
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* details.
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toni@1129
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. Look for COPYING file in the top folder. If not, see
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* http://opensource.org/licenses/GPL-2.0.
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*/
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package net.java.html.canvas;
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toni@1129
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toni@1150
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import java.util.HashMap;
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toni@1150
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import java.util.Objects;
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toni@1150
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toni@1129
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/**
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toni@1129
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*
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toni@1129
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* @author antonepple
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toni@1129
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*/
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toni@1132
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public class Style {
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toni@1132
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toni@1141
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private Object cached;
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toni@1141
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private int cacheHash;
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toni@1141
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toni@1132
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Style() {
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toni@1132
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}
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toni@1141
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toni@1150
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static final RadialGradient createRadialGradient(double x0, double y0, double r0, double x1, double y1, double r1) {
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toni@1132
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return new RadialGradient(x0, y0, r0, x1, y1, r1);
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}
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toni@1141
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toni@1150
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static final LinearGradient createLinearGradient(double x0, double y0, double x1, double y1) {
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toni@1132
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return new LinearGradient(x0, y0, x1, y1);
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toni@1132
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}
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toni@1141
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toni@1150
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static final Pattern createPattern(Image imageResource, String repeat) {
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toni@1144
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return new Pattern(imageResource, repeat);
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toni@1132
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}
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toni@1141
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static final Color getWebColor(String webColor) {
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toni@1148
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return new Color(webColor);
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}
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toni@1148
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toni@1141
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void cache(Object toCache) {
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toni@1141
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cacheHash = hashCode();
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toni@1141
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this.cached = toCache;
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}
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toni@1141
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private boolean isCached() {
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return cacheHash == hashCode();
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}
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toni@1141
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Object getCached() {
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toni@1141
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return isCached() ? cached : null;
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}
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toni@1150
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public static final class Pattern extends Style {
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toni@1150
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private Image imageResource;
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private String repeat;
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Pattern(Image imageResource, String repeat) {
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this.imageResource = imageResource;
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this.repeat = repeat;
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}
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public Image getImageResource() {
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return imageResource;
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}
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public void setImageResource(Image imageResource) {
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this.imageResource = imageResource;
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}
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public String getRepeat() {
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return repeat;
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}
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public void setRepeat(String repeat) {
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this.repeat = repeat;
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}
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}
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public static final class Color extends Style {
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toni@1150
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private String web;
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/**
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* Creates an RGB color specified with an HTML or CSS attribute string.
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*
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* @param webColor Colordefined as
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*/
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Color(String webColor) {
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this.web = web;
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}
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public String getAsString() {
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return web;
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}
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}
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public static class LinearGradient extends Style {
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private HashMap<Double, String> stops;
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private double x0, y0, x1, y1;
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LinearGradient(double x0, double y0, double x1, double y1) {
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this.x0 = x0;
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this.y0 = y0;
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this.x1 = x1;
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this.y1 = y1;
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}
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void addColorStop(double position, String color) {
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if (stops == null) {
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stops = new HashMap<>();
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}
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stops.put(position, color);
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}
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public HashMap<Double, String> getStops() {
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return stops;
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}
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public void setStops(HashMap<Double, String> stops) {
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this.stops = stops;
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}
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public double getX0() {
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return x0;
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}
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public void setX0(double x0) {
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this.x0 = x0;
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}
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public double getY0() {
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return y0;
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}
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public void setY0(double y0) {
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this.y0 = y0;
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}
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public double getX1() {
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return x1;
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}
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public void setX1(double x1) {
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this.x1 = x1;
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}
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public double getY1() {
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return y1;
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}
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public void setY1(double y1) {
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this.y1 = y1;
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}
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@Override
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public int hashCode() {
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toni@1150
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int hash = 7;
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toni@1150
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hash = 29 * hash + Objects.hashCode(this.stops);
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hash = 29 * hash + (int) (Double.doubleToLongBits(this.x0) ^ (Double.doubleToLongBits(this.x0) >>> 32));
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hash = 29 * hash + (int) (Double.doubleToLongBits(this.y0) ^ (Double.doubleToLongBits(this.y0) >>> 32));
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hash = 29 * hash + (int) (Double.doubleToLongBits(this.x1) ^ (Double.doubleToLongBits(this.x1) >>> 32));
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hash = 29 * hash + (int) (Double.doubleToLongBits(this.y1) ^ (Double.doubleToLongBits(this.y1) >>> 32));
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return hash;
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}
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@Override
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public boolean equals(Object obj) {
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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final LinearGradient other = (LinearGradient) obj;
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if (!Objects.equals(this.stops, other.stops)) {
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return false;
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}
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if (Double.doubleToLongBits(this.x0) != Double.doubleToLongBits(other.x0)) {
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return false;
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}
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if (Double.doubleToLongBits(this.y0) != Double.doubleToLongBits(other.y0)) {
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return false;
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}
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if (Double.doubleToLongBits(this.x1) != Double.doubleToLongBits(other.x1)) {
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return false;
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}
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if (Double.doubleToLongBits(this.y1) != Double.doubleToLongBits(other.y1)) {
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return false;
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}
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return true;
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}
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}
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public static final class RadialGradient extends LinearGradient {
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private double r0, r1;
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RadialGradient(double x0, double y0, double r0, double x1, double y1, double r1) {
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super(x0, y0, x1, y1);
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this.r0 = r0;
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this.r1 = r1;
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}
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public double getR0() {
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return r0;
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}
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public void setR0(double r0) {
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this.r0 = r0;
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}
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public double getR1() {
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return r1;
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}
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public void setR1(double r1) {
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this.r1 = r1;
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}
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@Override
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public int hashCode() {
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int hash = super.hashCode();
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hash = 17 * hash + (int) (Double.doubleToLongBits(this.r0) ^ (Double.doubleToLongBits(this.r0) >>> 32));
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hash = 17 * hash + (int) (Double.doubleToLongBits(this.r1) ^ (Double.doubleToLongBits(this.r1) >>> 32));
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return hash;
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}
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@Override
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public boolean equals(Object obj) {
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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if (!super.equals(obj)) {
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return false;
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}
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final RadialGradient other = (RadialGradient) obj;
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if (Double.doubleToLongBits(this.r0) != Double.doubleToLongBits(other.r0)) {
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return false;
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}
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if (Double.doubleToLongBits(this.r1) != Double.doubleToLongBits(other.r1)) {
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return false;
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}
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return true;
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}
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}
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}
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