org.pushingpixels.substance.api.painter.overlay.TopLineOverlayPainter Maven / Gradle / Ivy
/*
* Copyright (c) 2005-2020 Radiance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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package org.pushingpixels.substance.api.painter.overlay;
import org.pushingpixels.substance.api.SubstanceSkin;
import org.pushingpixels.substance.api.SubstanceSlices.DecorationAreaType;
import org.pushingpixels.substance.api.colorscheme.ColorSchemeSingleColorQuery;
import org.pushingpixels.substance.api.colorscheme.SubstanceColorScheme;
import org.pushingpixels.substance.internal.utils.SubstanceCoreUtilities;
import org.pushingpixels.substance.internal.utils.SubstanceSizeUtils;
import javax.swing.*;
import java.awt.*;
import java.awt.geom.Line2D;
/**
* Overlay painter that paints a single line at the bottom edge of the relevant
* decoration area. This class is part of officially supported API.
*
* @author Kirill Grouchnikov
*/
public final class TopLineOverlayPainter implements SubstanceOverlayPainter {
/**
* Used to compute the color of the line painted by this overlay painter.
*/
ColorSchemeSingleColorQuery colorSchemeQuery;
/**
* Creates a new overlay painter that paints a single line at the top edge
* of the relevant decoration area
*
* @param colorSchemeQuery
* Used to compute the color of the line painted by this overlay
* painter.
*/
public TopLineOverlayPainter(ColorSchemeSingleColorQuery colorSchemeQuery) {
this.colorSchemeQuery = colorSchemeQuery;
}
@Override
public void paintOverlay(Graphics2D graphics, Component comp,
DecorationAreaType decorationAreaType, int width, int height,
SubstanceSkin skin) {
Component topMostWithSameDecorationAreaType = SubstanceCoreUtilities
.getTopMostParentWithDecorationAreaType(comp,
decorationAreaType);
Point inTopMost = SwingUtilities.convertPoint(comp, new Point(0, 0),
topMostWithSameDecorationAreaType);
int dy = inTopMost.y;
float borderStrokeWidth = SubstanceSizeUtils.getBorderStrokeWidth();
graphics.setStroke(new BasicStroke(borderStrokeWidth));
SubstanceColorScheme colorScheme = skin
.getBackgroundColorScheme(decorationAreaType);
graphics.setColor(this.colorSchemeQuery.query(colorScheme));
float topY = borderStrokeWidth - dy;
Line2D.Float line = new Line2D.Float(0, topY, width, topY);
graphics.draw(line);
}
@Override
public String getDisplayName() {
return "Top Line";
}
}