Mega Code Archive
Draw string along a Rectangle
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/*
* @(#)GraphicsUtil.java 1.0 Apr 27, 2008
*
* The MIT License
*
* Copyright (c) 2008 Malachi de AElfweald <malachid@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
//package org.eoti.awt;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.geom.*;
import java.awt.font.*;
import java.awt.image.*;
import java.io.File;
import java.io.IOException;
public class GraphicsUtil
{
protected Graphics g;
protected ImageObserver observer;
public GraphicsUtil(Graphics g, ImageObserver observer)
{
this.g = g;
this.observer = observer;
}
public enum Align
{
North, NorthEast, East, SouthEast, South, SouthWest, West, NorthWest, Center
}
public void drawString(String text, RectangularShape bounds, Align align)
{
drawString(g, text, bounds, align, 0.0);
}
public void drawString(String text, RectangularShape bounds, Align align, double angle)
{
drawString(g, text, bounds, align, angle);
}
public static void drawString(Graphics g, String text, RectangularShape bounds, Align align)
{
drawString(g, text, bounds, align, 0.0);
}
public static void drawString(Graphics g, String text, RectangularShape bounds, Align align, double angle)
{
Graphics2D g2 = (Graphics2D)g;
Font font = g2.getFont();
if(angle != 0)
g2.setFont(font.deriveFont(AffineTransform.getRotateInstance(Math.toRadians(angle))));
Rectangle2D sSize = g2.getFontMetrics().getStringBounds(text, g2);
Point2D pos = getPoint(bounds, align);
double x = pos.getX();
double y = pos.getY() + sSize.getHeight();
switch(align)
{
case North:
case South:
case Center:
x -= (sSize.getWidth() / 2);
break;
case NorthEast:
case East:
case SouthEast:
x -= (sSize.getWidth());
break;
case SouthWest:
case West:
case NorthWest:
break;
}
g2.drawString(text, (float)x, (float)y);
g2.setFont(font);
}
public static Point2D getPoint(RectangularShape bounds, Align align)
{
double x = 0.0;
double y = 0.0;
switch(align)
{
case North:
x = bounds.getCenterX();
y = bounds.getMinY();
break;
case NorthEast:
x = bounds.getMaxX();
y = bounds.getMinY();
break;
case East:
x = bounds.getMaxX();
y = bounds.getCenterY();
break;
case SouthEast:
x = bounds.getMaxX();
y = bounds.getMaxY();
break;
case South:
x = bounds.getCenterX();
y = bounds.getMaxY();
break;
case SouthWest:
x = bounds.getMinX();
y = bounds.getMaxY();
break;
case West:
x = bounds.getMinX();
y = bounds.getCenterY();
break;
case NorthWest:
x = bounds.getMinX();
y = bounds.getMinY();
break;
case Center:
x = bounds.getCenterX();
y = bounds.getCenterY();
break;
}
return new Point2D.Double(x,y);
}
}
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