zext.plantuml.com.ctreber.acearth.util.Toolkit Maven / Gradle / Ivy
Show all versions of plantuml-gplv2 Show documentation
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://plantuml.com/liberapay (only 1€ per month!)
* https://plantuml.com/paypal
*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License V2.
*
* THE ACCOMPANYING PROGRAM IS PROVIDED UNDER THE TERMS OF THIS ECLIPSE PUBLIC
* LICENSE ("AGREEMENT"). [GNU General Public License V2]
*
* ANY USE, REPRODUCTION OR DISTRIBUTION OF THE PROGRAM CONSTITUTES
* RECIPIENT'S ACCEPTANCE OF THIS AGREEMENT.
*
* You may obtain a copy of the License at
*
* https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* 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.
*
* PlantUML can occasionally display sponsored or advertising messages. Those
* messages are usually generated on welcome or error images and never on
* functional diagrams.
* See https://plantuml.com/professional if you want to remove them
*
* Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
* are owned by the author of their corresponding sources code (that is, their
* textual description in PlantUML language). Those images are not covered by
* this GPL v2 license.
*
* The generated images can then be used without any reference to the GPL v2 license.
* It is not even necessary to stipulate that they have been generated with PlantUML,
* although this will be appreciated by the PlantUML team.
*
* There is an exception : if the textual description in PlantUML language is also covered
* by any license, then the generated images are logically covered
* by the very same license.
*
* This is the IGY distribution (Install GraphViz by Yourself).
* You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
* (see https://plantuml.com/graphviz-dot )
*
* Icons provided by OpenIconic : https://useiconic.com/open
* Archimate sprites provided by Archi : http://www.archimatetool.com
* Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
* Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
* ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
* ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
* CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
* Brotli (c) by the Brotli Authors https://github.com/google/brotli
* Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
* Twemoji (c) by Twitter at https://twemoji.twitter.com/
*
*/
package zext.plantuml.com.ctreber.acearth.util;
import java.util.HashSet;
import java.util.StringTokenizer;
/**
* Some tools.
*
*
© 2002 Christian Treber, [email protected]
* @author Christian Treber, [email protected]
*
*/
public class Toolkit
{
public static final double TWOPI = Math.PI * 2;
public static final double PI = Math.PI;
public static final double HALFPI = Math.PI / 2;
private static final HashSet fsNoCap;
static
{
fsNoCap = new HashSet();
fsNoCap.add("a");
fsNoCap.add("as");
fsNoCap.add("to");
fsNoCap.add("of");
fsNoCap.add("the");
fsNoCap.add("off");
fsNoCap.add("and");
fsNoCap.add("mid");
}
public static double degsToRads(double pDegrees)
{
return pDegrees * TWOPI / 360;
}
public static double radsToDegs(double pRadians)
{
return pRadians * 360 / TWOPI;
}
/**
* Force an angular value into the range [-PI, +PI]
*/
public static double limitRads(double x)
{
return fmod(x, -Math.PI, Math.PI);
}
/**
*
Verified.
*/
public static double fmod(double pValue, double pMod)
{
while(pValue < 0)
{
pValue += pMod;
}
while(pValue > pMod)
{
pValue -= pMod;
}
return pValue;
}
/**
*
Examples: min -2, max 2: range 4
*
*
* - value 1: lFact = 0
*
- value 3: lFact = 1, value -1
*
- value 9: lFact = 2, value 1
*
- value -3: lFact = -1, value 1
*
*/
public static double fmod(double pValue, double pMinValue, double pMaxValue)
{
final double lRange = pMaxValue - pMinValue;
int lFact = (int)((pValue - pMinValue) / lRange);
if(pValue < pMinValue)
{
lFact--;
}
return pValue - lFact * lRange;
}
/**
* Capitalize String. Uppercase words smaller/equal than 3 chars,
* lowercase defined exceptions. Capitalize within word after '.' and '-'.
* Capitalize all others.
*/
public static String intelligentCapitalize(String pText)
{
boolean lDoCap = false;
final StringTokenizer lST = new StringTokenizer(pText, ".- ", true);
final StringBuilder lSB = new StringBuilder(50);
while(lST.hasMoreTokens())
{
String lWord = lST.nextToken();
if(lWord.equals(".") || lWord.equals("-"))
{
lDoCap = true;
lSB.append(lWord);
continue;
}
if(lWord.equals(" "))
{
lDoCap = false;
lSB.append(lWord);
continue;
}
if(lDoCap || (lWord.length() > 3))
{
lSB.append(Character.toUpperCase(lWord.charAt(0)));
lSB.append(lWord.substring(1).toLowerCase());
} else
{
if(fsNoCap.contains(lWord.toLowerCase()))
{
lSB.append(lWord.toLowerCase());
} else
{
lSB.append(lWord.toUpperCase());
}
}
}
return lSB.toString();
}
}