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* Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
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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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* 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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* 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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* 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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* 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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package org.pushingpixels.substance.api.painter.fill;
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import java.awt.MultipleGradientPaint.CycleMethod;
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import org.pushingpixels.substance.api.ColorSchemeSingleColorQuery;
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import org.pushingpixels.substance.api.SubstanceColorScheme;
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import org.pushingpixels.substance.api.painter.FractionBasedPainter;
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* Fill painter with fraction-based stops and a color query associated with each
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* stop. This class allows creating multi-gradient fills with exact control over
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* which color is used at every gradient control point.
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* @author Kirill Grouchnikov
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public class FractionBasedFillPainter extends FractionBasedPainter implements
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SubstanceFillPainter {
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* Creates a new fraction-based fill painter.
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* The display name of this painter.
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* The fractions of this painter. Must be strictly increasing,
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* starting from 0.0 and ending at 1.0.
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* The color queries of this painter. Must have the same size as
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* the fractions array, and all entries must be non-
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public FractionBasedFillPainter(String displayName, float[] fractions,
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ColorSchemeSingleColorQuery[] colorQueries) {
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super(displayName, fractions, colorQueries);
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public void paintContourBackground(Graphics g, Component comp, int width,
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int height, Shape contour, boolean isFocused,
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SubstanceColorScheme fillScheme, boolean hasShine) {
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Graphics2D graphics = (Graphics2D) g.create();
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Color[] fillColors = new Color[this.fractions.length];
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for (int i = 0; i < this.fractions.length; i++) {
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ColorSchemeSingleColorQuery colorQuery = this.colorQueries[i];
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fillColors[i] = colorQuery.query(fillScheme);
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MultipleGradientPaint gradient = new LinearGradientPaint(0, 0, 0,
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height, this.fractions, fillColors, CycleMethod.REPEAT);
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graphics.setPaint(gradient);
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graphics.fill(contour);