biz.ganttproject.core.option.FontSpec.java Source code

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Here is the source code for biz.ganttproject.core.option.FontSpec.java

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/*
Copyright 2014 BarD Software s.r.o
    
This file is part of GanttProject, an opensource project management tool.
    
GanttProject is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
    
GanttProject is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with GanttProject.  If not, see <http://www.gnu.org/licenses/>.
*/
package biz.ganttproject.core.option;

import java.util.Objects;

import com.google.common.base.Strings;

/**
 * Font specification object, encapsulating font family and size.
 * It is used in option infrastructure which is meant to be portable to other
 * platforms, which is the reason why we don't use java.awt.Font objects. 
 * 
 * @author dbarashev (Dmitry Barashev)
 */
public class FontSpec {
    public static enum Size {
        SMALLER(0.75f), NORMAL(1.0f), LARGE(1.25f), LARGER(1.5f), HUGE(2.0f);

        private final float myFactor;

        Size(float factor) {
            myFactor = factor;
        }

        public float getFactor() {
            return myFactor;
        }
    }

    private final String myFamily;
    private final Size mySize;

    public FontSpec(String family, Size size) {
        myFamily = family;
        mySize = size;
    }

    public String getFamily() {
        return myFamily;
    }

    public Size getSize() {
        return mySize;
    }

    public String asString() {
        return String.format("%s-%s", Strings.nullToEmpty(myFamily), mySize.toString());
    }

    @Override
    public boolean equals(Object obj) {
        if (obj instanceof FontSpec == false) {
            return false;
        }
        FontSpec that = (FontSpec) obj;
        return Objects.equals(myFamily, that.myFamily) && Objects.equals(mySize, that.mySize);
    }

    @Override
    public int hashCode() {
        return myFamily.hashCode();
    }

    @Override
    public String toString() {
        return asString();
    }
}