source: josm/trunk/src/com/kitfox/svg/Circle.java@ 14334

Last change on this file since 14334 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: 4.6 KB
RevLine 
[8084]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 Circle extends ShapeElement
49{
50
51 public static final String TAG_NAME = "circle";
52 float cx = 0f;
53 float cy = 0f;
54 float r = 0f;
55 Ellipse2D.Float circle = new Ellipse2D.Float();
56
57 /**
58 * Creates a new instance of Rect
59 */
60 public Circle()
61 {
62 }
63
[11525]64 @Override
[8084]65 public String getTagName()
66 {
67 return TAG_NAME;
68 }
69
[11525]70 @Override
[8084]71 protected void build() throws SVGException
72 {
73 super.build();
74
75 StyleAttribute sty = new StyleAttribute();
76
77 if (getPres(sty.setName("cx")))
78 {
79 cx = sty.getFloatValueWithUnits();
80 }
81
82 if (getPres(sty.setName("cy")))
83 {
84 cy = sty.getFloatValueWithUnits();
85 }
86
87 if (getPres(sty.setName("r")))
88 {
89 r = sty.getFloatValueWithUnits();
90 }
91
92 circle.setFrame(cx - r, cy - r, r * 2f, r * 2f);
93 }
94
[11525]95 @Override
[8084]96 public void render(Graphics2D g) throws SVGException
97 {
98 beginLayer(g);
99 renderShape(g, circle);
100 finishLayer(g);
101 }
102
[11525]103 @Override
[8084]104 public Shape getShape()
105 {
106 return shapeToParent(circle);
107 }
108
[11525]109 @Override
[8084]110 public Rectangle2D getBoundingBox() throws SVGException
111 {
112 return boundsToParent(includeStrokeInBounds(circle.getBounds2D()));
113 }
114
115 /**
116 * Updates all attributes in this diagram associated with a time event. Ie,
117 * all attributes with track information.
118 *
119 * @return - true if this node has changed state as a result of the time
120 * update
121 */
[11525]122 @Override
[8084]123 public boolean updateTime(double curTime) throws SVGException
124 {
125// if (trackManager.getNumTracks() == 0) return false;
126 boolean changeState = super.updateTime(curTime);
127
128 //Get current values for parameters
129 StyleAttribute sty = new StyleAttribute();
130 boolean shapeChange = false;
131
132 if (getPres(sty.setName("cx")))
133 {
134 float newVal = sty.getFloatValueWithUnits();
135 if (newVal != cx)
136 {
137 cx = newVal;
138 shapeChange = true;
139 }
140 }
141
142 if (getPres(sty.setName("cy")))
143 {
144 float newVal = sty.getFloatValueWithUnits();
145 if (newVal != cy)
146 {
147 cy = newVal;
148 shapeChange = true;
149 }
150 }
151
152 if (getPres(sty.setName("r")))
153 {
154 float newVal = sty.getFloatValueWithUnits();
155 if (newVal != r)
156 {
157 r = newVal;
158 shapeChange = true;
159 }
160 }
161
162 if (shapeChange)
163 {
164 build();
165// circle.setFrame(cx - r, cy - r, r * 2f, r * 2f);
166// return true;
167 }
168
169 return changeState || shapeChange;
170 }
171}
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