src/com/googlecode/lanterna/gui2/AbstractBorder.java

   1 /*
   2  * This file is part of lanterna (http://code.google.com/p/lanterna/).
   3  *
   4  * lanterna is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Lesser General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  * Copyright (C) 2010-2015 Martin
  18  */
  19 package com.googlecode.lanterna.gui2;
  20
  21
  22 import com.googlecode.lanterna.TerminalPosition;
  23 import com.googlecode.lanterna.TerminalSize;
  24
  25 /**
  26  * Abstract implementation of {@code Border} interface that has some of the methods filled out. If you want to create
  27  * your own {@code Border} implementation, should should probably extend from this.
  28  * @author Martin
  29  */
  30 public abstract class AbstractBorder extends AbstractComposite<Border> implements Border {
  31     @Override
  32     public void setComponent(Component component) {
  33         super.setComponent(component);
  34         if(component != null) {
  35             component.setPosition(TerminalPosition.TOP_LEFT_CORNER);
  36         }
  37     }
  38
  39     @Override
  40     public BorderRenderer getRenderer() {
  41         return (BorderRenderer)super.getRenderer();
  42     }
  43
  44     @Override
  45     public Border setSize(TerminalSize size) {
  46         super.setSize(size);
  47         getComponent().setSize(getWrappedComponentSize(size));
  48         return self();
  49     }
  50
  51     @Override
  52     public LayoutData getLayoutData() {
  53         return getComponent().getLayoutData();
  54     }
  55
  56     @Override
  57     public Border setLayoutData(LayoutData ld) {
  58         getComponent().setLayoutData(ld);
  59         return this;
  60     }
  61
  62     @Override
  63     public TerminalPosition toBasePane(TerminalPosition position) {
  64         return super.toBasePane(position).withRelative(getWrappedComponentTopLeftOffset());
  65     }
  66
  67     @Override
  68     public TerminalPosition toGlobal(TerminalPosition position) {
  69         return super.toGlobal(position).withRelative(getWrappedComponentTopLeftOffset());
  70     }
  71
  72     private TerminalPosition getWrappedComponentTopLeftOffset() {
  73         return getRenderer().getWrappedComponentTopLeftOffset();
  74     }
  75
  76     private TerminalSize getWrappedComponentSize(TerminalSize borderSize) {
  77         return getRenderer().getWrappedComponentSize(borderSize);
  78     }
  79 }