source: josm/trunk/src/com/kitfox/svg/Ellipse.java@ 15446

Last change on this file since 15446 was 11525, checked in by Don-vip, 8 years ago

see #14319 - update to latest version of svgSalamander (2017-01-07, patched)

  • Property svn:eol-style set to native
File size: 5.0 KB
Line 
1/*
2 * SVG Salamander
3 * Copyright (c) 2004, Mark McKay
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or
7 * without modification, are permitted provided that the following
8 * conditions are met:
9 *
10 * - Redistributions of source code must retain the above
11 * copyright notice, this list of conditions and the following
12 * disclaimer.
13 * - Redistributions in binary form must reproduce the above
14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials
16 * provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
23 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
27 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
29 * OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * Mark McKay can be contacted at mark@kitfox.com. Salamander and other
32 * projects can be found at http://www.kitfox.com
33 *
34 * Created on January 26, 2004, 5:25 PM
35 */
36package com.kitfox.svg;
37
38import com.kitfox.svg.xml.StyleAttribute;
39import java.awt.Graphics2D;
40import java.awt.Shape;
41import java.awt.geom.Ellipse2D;
42import java.awt.geom.Rectangle2D;
43
44/**
45 * @author Mark McKay
46 * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
47 */
48public class Ellipse extends ShapeElement
49{
50
51 public static final String TAG_NAME = "ellipse";
52 float cx = 0.0f;
53 float cy = 0.0f;
54 float rx = 0.0f;
55 float ry = 0.0f;
56 Ellipse2D.Float ellipse = new Ellipse2D.Float();
57
58 /**
59 * Creates a new instance of Rect
60 */
61 public Ellipse()
62 {
63 }
64
65 @Override
66 public String getTagName()
67 {
68 return TAG_NAME;
69 }
70
71 @Override
72 protected void build() throws SVGException
73 {
74 super.build();
75
76 StyleAttribute sty = new StyleAttribute();
77
78 if (getPres(sty.setName("cx")))
79 {
80 cx = sty.getFloatValueWithUnits();
81 }
82
83 if (getPres(sty.setName("cy")))
84 {
85 cy = sty.getFloatValueWithUnits();
86 }
87
88 if (getPres(sty.setName("rx")))
89 {
90 rx = sty.getFloatValueWithUnits();
91 }
92
93 if (getPres(sty.setName("ry")))
94 {
95 ry = sty.getFloatValueWithUnits();
96 }
97
98 ellipse.setFrame(cx - rx, cy - ry, rx * 2f, ry * 2f);
99 }
100
101 @Override
102 public void render(Graphics2D g) throws SVGException
103 {
104 beginLayer(g);
105 renderShape(g, ellipse);
106 finishLayer(g);
107 }
108
109 @Override
110 public Shape getShape()
111 {
112 return shapeToParent(ellipse);
113 }
114
115 @Override
116 public Rectangle2D getBoundingBox() throws SVGException
117 {
118 return boundsToParent(includeStrokeInBounds(ellipse.getBounds2D()));
119 }
120
121 /**
122 * Updates all attributes in this diagram associated with a time event. Ie,
123 * all attributes with track information.
124 *
125 * @return - true if this node has changed state as a result of the time
126 * update
127 */
128 @Override
129 public boolean updateTime(double curTime) throws SVGException
130 {
131// if (trackManager.getNumTracks() == 0) return false;
132 boolean changeState = super.updateTime(curTime);
133
134 //Get current values for parameters
135 StyleAttribute sty = new StyleAttribute();
136 boolean shapeChange = false;
137
138 if (getPres(sty.setName("cx")))
139 {
140 float newCx = sty.getFloatValueWithUnits();
141 if (newCx != cx)
142 {
143 cx = newCx;
144 shapeChange = true;
145 }
146 }
147
148 if (getPres(sty.setName("cy")))
149 {
150 float newCy = sty.getFloatValueWithUnits();
151 if (newCy != cy)
152 {
153 cy = newCy;
154 shapeChange = true;
155 }
156 }
157
158 if (getPres(sty.setName("rx")))
159 {
160 float newRx = sty.getFloatValueWithUnits();
161 if (newRx != rx)
162 {
163 rx = newRx;
164 shapeChange = true;
165 }
166 }
167
168 if (getPres(sty.setName("ry")))
169 {
170 float newRy = sty.getFloatValueWithUnits();
171 if (newRy != ry)
172 {
173 ry = newRy;
174 shapeChange = true;
175 }
176 }
177
178 if (shapeChange)
179 {
180 build();
181// ellipse.setFrame(cx - rx, cy - ry, rx * 2f, ry * 2f);
182// return true;
183 }
184
185 return changeState || shapeChange;
186 }
187}
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