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Viewing changes to substance/src/main/java/org/pushingpixels/substance/api/painter/border/StandardBorderPainter.java

  • Committer: Package Import Robot
  • Author(s): Felix Natter
  • Date: 2016-01-18 20:58:45 UTC
  • Revision ID: package-import@ubuntu.com-20160118205845-crbmrkda61qsi5qa
Tags: upstream-7.3+dfsg2
Import upstream version 7.3+dfsg2

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substance/src/main/java/org/pushingpixels/substance/api/painter/border/StandardBorderPainter.java
 
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/*
 
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 * Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
 
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 *
 
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 * Redistribution and use in source and binary forms, with or without 
 
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 * modification, are permitted provided that the following conditions are met:
 
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 * 
 
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 *  o Redistributions of source code must retain the above copyright notice, 
 
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 *    this list of conditions and the following disclaimer. 
 
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 *     
 
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 *  o Redistributions in binary form must reproduce the above copyright notice, 
 
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 *    this list of conditions and the following disclaimer in the documentation 
 
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 *    and/or other materials provided with the distribution. 
 
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 *     
 
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 *  o Neither the name of Substance Kirill Grouchnikov nor the names of 
 
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 *    its contributors may be used to endorse or promote products derived 
 
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 *    from this software without specific prior written permission. 
 
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 *     
 
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 
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 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 
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 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
 
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 
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 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 
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 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 
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 */
 
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package org.pushingpixels.substance.api.painter.border;
 
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import java.awt.*;
 
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import java.awt.MultipleGradientPaint.CycleMethod;
 
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import org.pushingpixels.substance.api.SubstanceColorScheme;
 
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import org.pushingpixels.substance.internal.utils.*;
 
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/**
 
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 * The default border painter. This class is part of officially supported API.
 
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 * 
 
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 * @author Kirill Grouchnikov
 
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 */
 
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public class StandardBorderPainter implements SubstanceBorderPainter {
 
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        /*
 
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         * (non-Javadoc)
 
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         * 
 
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         * @see
 
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         * org.pushingpixels.substance.api.trait.SubstanceTrait#getDisplayName()
 
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         */
 
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        @Override
 
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    public String getDisplayName() {
 
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                return "Standard";
 
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        }
 
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        /*
 
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         * (non-Javadoc)
 
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         * 
 
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         * @see
 
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         * org.pushingpixels.substance.api.painter.border.SubstanceBorderPainter
 
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         * #isPaintingInnerContour()
 
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         */
 
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        @Override
 
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        public boolean isPaintingInnerContour() {
 
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                return false;
 
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        }
 
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        @Override
 
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        public void paintBorder(Graphics g, Component c, int width, int height,
 
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                        Shape contour, Shape innerContour, SubstanceColorScheme borderScheme) {
 
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                if (contour == null)
 
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                        return;
 
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                Graphics2D graphics = (Graphics2D) g.create();
 
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                graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
 
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                                RenderingHints.VALUE_ANTIALIAS_ON);
 
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                graphics.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL,
 
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                                RenderingHints.VALUE_STROKE_NORMALIZE);
 
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                Color topBorderColor = getTopBorderColor(borderScheme);
 
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                Color midBorderColor = getMidBorderColor(borderScheme);
 
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                Color bottomBorderColor = getBottomBorderColor(borderScheme);
 
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                if ((topBorderColor != null) && (midBorderColor != null)
 
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                                && (bottomBorderColor != null)) {
 
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                        float strokeWidth = SubstanceSizeUtils
 
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                                        .getBorderStrokeWidth(SubstanceSizeUtils
 
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                                                        .getComponentFontSize(c));
 
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                        // issue 433 - the "c" can be null when painting
 
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                        // the border of a tree icon used outside the
 
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                        // JTree context.
 
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                        boolean isSpecialButton = c instanceof SubstanceInternalArrowButton;
 
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                        int joinKind = isSpecialButton ? BasicStroke.JOIN_MITER
 
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                                        : BasicStroke.JOIN_ROUND;
 
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                        int capKind = isSpecialButton ? BasicStroke.CAP_SQUARE
 
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                                        : BasicStroke.CAP_BUTT;
 
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                        graphics.setStroke(new BasicStroke(strokeWidth, capKind, joinKind));
 
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                        MultipleGradientPaint gradient = new LinearGradientPaint(0, 0, 0,
 
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                                        height, new float[] { 0.0f, 0.5f, 1.0f },
 
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                                        new Color[] { topBorderColor, midBorderColor,
 
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                                                        bottomBorderColor }, CycleMethod.REPEAT);
 
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                        graphics.setPaint(gradient);
 
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                        graphics.draw(contour);
 
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                }
 
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                graphics.dispose();
 
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        }
 
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        /**
 
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         * Computes the color of the top portion of the border. Override to provide
 
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         * different visual.
 
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         * 
 
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         * @param borderScheme
 
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         *            The border color scheme.
 
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         * @return The color of the top portion of the border.
 
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         */
 
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        public Color getTopBorderColor(SubstanceColorScheme borderScheme) {
 
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                return SubstanceColorUtilities.getTopBorderColor(borderScheme);
 
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        }
 
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        /**
 
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         * Computes the color of the middle portion of the border. Override to
 
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         * provide different visual.
 
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         * 
 
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         * @param borderScheme
 
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         *            The border color scheme.
 
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         * @return The color of the middle portion of the border.
 
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         */
 
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        public Color getMidBorderColor(SubstanceColorScheme borderScheme) {
 
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                return SubstanceColorUtilities.getMidBorderColor(borderScheme);
 
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        }
 
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        /**
 
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         * Computes the color of the bottom portion of the border. Override to
 
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         * provide different visual.
 
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         * 
 
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         * @param borderScheme
 
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         *            The border color scheme.
 
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         * @return The color of the bottom portion of the border.
 
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         */
 
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        public Color getBottomBorderColor(SubstanceColorScheme borderScheme) {
 
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                return SubstanceColorUtilities.getBottomBorderColor(borderScheme);
 
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        }
 
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}