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290 lines
11 KiB
290 lines
11 KiB
/*
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* Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*/
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package javax.swing.plaf.nimbus;
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import java.awt.*;
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import java.awt.geom.*;
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import java.awt.image.*;
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import javax.swing.*;
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import javax.swing.Painter;
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final class SplitPaneDividerPainter extends AbstractRegionPainter {
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//package private integers representing the available states that
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//this painter will paint. These are used when creating a new instance
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//of SplitPaneDividerPainter to determine which region/state is being painted
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//by that instance.
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static final int BACKGROUND_ENABLED = 1;
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static final int BACKGROUND_FOCUSED = 2;
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static final int FOREGROUND_ENABLED = 3;
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static final int FOREGROUND_ENABLED_VERTICAL = 4;
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private int state; //refers to one of the static final ints above
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private PaintContext ctx;
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//the following 4 variables are reused during the painting code of the layers
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private Path2D path = new Path2D.Float();
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private Rectangle2D rect = new Rectangle2D.Float(0, 0, 0, 0);
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private RoundRectangle2D roundRect = new RoundRectangle2D.Float(0, 0, 0, 0, 0, 0);
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private Ellipse2D ellipse = new Ellipse2D.Float(0, 0, 0, 0);
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//All Colors used for painting are stored here. Ideally, only those colors being used
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//by a particular instance of SplitPaneDividerPainter would be created. For the moment at least,
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//however, all are created for each instance.
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private Color color1 = decodeColor("nimbusBlueGrey", 0.0f, -0.017358616f, -0.11372548f, 0);
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private Color color2 = decodeColor("nimbusBlueGrey", 0.055555582f, -0.102396235f, 0.21960783f, 0);
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private Color color3 = decodeColor("nimbusBlueGrey", 0.0f, -0.07016757f, 0.12941176f, 0);
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private Color color4 = decodeColor("nimbusFocus", 0.0f, 0.0f, 0.0f, 0);
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private Color color5 = decodeColor("nimbusBlueGrey", 0.0f, -0.110526316f, 0.25490195f, 0);
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private Color color6 = decodeColor("nimbusBlueGrey", 0.0f, -0.048026316f, 0.007843137f, 0);
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private Color color7 = decodeColor("nimbusBlueGrey", 0.0055555105f, -0.06970999f, 0.21568626f, 0);
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private Color color8 = decodeColor("nimbusBlueGrey", 0.0f, -0.06704806f, 0.06666666f, 0);
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private Color color9 = decodeColor("nimbusBlueGrey", 0.0f, -0.019617222f, -0.09803921f, 0);
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private Color color10 = decodeColor("nimbusBlueGrey", 0.004273474f, -0.03790062f, -0.043137252f, 0);
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private Color color11 = decodeColor("nimbusBlueGrey", -0.111111104f, -0.106573746f, 0.24705881f, 0);
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private Color color12 = decodeColor("nimbusBlueGrey", 0.0f, -0.049301825f, 0.02352941f, 0);
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private Color color13 = decodeColor("nimbusBlueGrey", -0.006944418f, -0.07399663f, 0.11372548f, 0);
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private Color color14 = decodeColor("nimbusBlueGrey", -0.018518567f, -0.06998578f, 0.12549019f, 0);
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private Color color15 = decodeColor("nimbusBlueGrey", 0.0f, -0.050526317f, 0.039215684f, 0);
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//Array of current component colors, updated in each paint call
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private Object[] componentColors;
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public SplitPaneDividerPainter(PaintContext ctx, int state) {
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super();
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this.state = state;
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this.ctx = ctx;
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}
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@Override
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protected void doPaint(Graphics2D g, JComponent c, int width, int height, Object[] extendedCacheKeys) {
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//populate componentColors array with colors calculated in getExtendedCacheKeys call
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componentColors = extendedCacheKeys;
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//generate this entire method. Each state/bg/fg/border combo that has
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//been painted gets its own KEY and paint method.
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switch(state) {
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case BACKGROUND_ENABLED: paintBackgroundEnabled(g); break;
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case BACKGROUND_FOCUSED: paintBackgroundFocused(g); break;
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case FOREGROUND_ENABLED: paintForegroundEnabled(g); break;
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case FOREGROUND_ENABLED_VERTICAL: paintForegroundEnabledAndVertical(g); break;
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}
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}
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@Override
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protected final PaintContext getPaintContext() {
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return ctx;
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}
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private void paintBackgroundEnabled(Graphics2D g) {
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rect = decodeRect1();
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g.setPaint(decodeGradient1(rect));
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g.fill(rect);
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}
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private void paintBackgroundFocused(Graphics2D g) {
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rect = decodeRect1();
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g.setPaint(decodeGradient2(rect));
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g.fill(rect);
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}
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private void paintForegroundEnabled(Graphics2D g) {
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roundRect = decodeRoundRect1();
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g.setPaint(decodeGradient3(roundRect));
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g.fill(roundRect);
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roundRect = decodeRoundRect2();
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g.setPaint(decodeGradient4(roundRect));
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g.fill(roundRect);
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}
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private void paintForegroundEnabledAndVertical(Graphics2D g) {
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roundRect = decodeRoundRect3();
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g.setPaint(decodeGradient5(roundRect));
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g.fill(roundRect);
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rect = decodeRect2();
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g.setPaint(decodeGradient6(rect));
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g.fill(rect);
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}
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private Rectangle2D decodeRect1() {
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rect.setRect(decodeX(1.0f), //x
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decodeY(0.0f), //y
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decodeX(2.0f) - decodeX(1.0f), //width
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decodeY(3.0f) - decodeY(0.0f)); //height
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return rect;
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}
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private RoundRectangle2D decodeRoundRect1() {
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roundRect.setRoundRect(decodeX(1.05f), //x
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decodeY(1.3f), //y
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decodeX(1.95f) - decodeX(1.05f), //width
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decodeY(1.8f) - decodeY(1.3f), //height
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3.6666667f, 3.6666667f); //rounding
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return roundRect;
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}
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private RoundRectangle2D decodeRoundRect2() {
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roundRect.setRoundRect(decodeX(1.1f), //x
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decodeY(1.4f), //y
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decodeX(1.9f) - decodeX(1.1f), //width
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decodeY(1.7f) - decodeY(1.4f), //height
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4.0f, 4.0f); //rounding
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return roundRect;
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}
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private RoundRectangle2D decodeRoundRect3() {
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roundRect.setRoundRect(decodeX(1.3f), //x
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decodeY(1.1428572f), //y
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decodeX(1.7f) - decodeX(1.3f), //width
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decodeY(1.8214285f) - decodeY(1.1428572f), //height
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4.0f, 4.0f); //rounding
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return roundRect;
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}
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private Rectangle2D decodeRect2() {
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rect.setRect(decodeX(1.4f), //x
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decodeY(1.1785715f), //y
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decodeX(1.6f) - decodeX(1.4f), //width
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decodeY(1.7678571f) - decodeY(1.1785715f)); //height
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return rect;
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}
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private Paint decodeGradient1(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
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new float[] { 0.058064517f,0.08064516f,0.103225805f,0.116129026f,0.12903225f,0.43387097f,0.7387097f,0.77903223f,0.81935483f,0.85806453f,0.8967742f },
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new Color[] { color1,
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decodeColor(color1,color2,0.5f),
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color2,
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decodeColor(color2,color3,0.5f),
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color3,
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decodeColor(color3,color3,0.5f),
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color3,
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decodeColor(color3,color2,0.5f),
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color2,
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decodeColor(color2,color1,0.5f),
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color1});
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}
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private Paint decodeGradient2(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
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new float[] { 0.058064517f,0.08064516f,0.103225805f,0.1166129f,0.13f,0.43f,0.73f,0.7746774f,0.81935483f,0.85806453f,0.8967742f },
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new Color[] { color1,
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decodeColor(color1,color4,0.5f),
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color4,
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decodeColor(color4,color3,0.5f),
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color3,
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decodeColor(color3,color3,0.5f),
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color3,
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decodeColor(color3,color4,0.5f),
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color4,
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decodeColor(color4,color1,0.5f),
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color1});
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}
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private Paint decodeGradient3(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
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new float[] { 0.20645161f,0.5f,0.7935484f },
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new Color[] { color1,
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decodeColor(color1,color5,0.5f),
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color5});
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}
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private Paint decodeGradient4(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
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new float[] { 0.090322584f,0.2951613f,0.5f,0.5822581f,0.66451615f },
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new Color[] { color6,
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decodeColor(color6,color7,0.5f),
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color7,
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decodeColor(color7,color8,0.5f),
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color8});
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}
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private Paint decodeGradient5(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.25f * w) + x, (0.0f * h) + y, (0.75f * w) + x, (1.0f * h) + y,
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new float[] { 0.0f,0.42096773f,0.84193546f,0.8951613f,0.9483871f },
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new Color[] { color9,
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decodeColor(color9,color10,0.5f),
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color10,
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decodeColor(color10,color11,0.5f),
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color11});
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}
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private Paint decodeGradient6(Shape s) {
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Rectangle2D bounds = s.getBounds2D();
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float x = (float)bounds.getX();
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float y = (float)bounds.getY();
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float w = (float)bounds.getWidth();
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float h = (float)bounds.getHeight();
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return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
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new float[] { 0.0f,0.08064516f,0.16129032f,0.5129032f,0.86451614f,0.88548386f,0.90645164f },
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new Color[] { color12,
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decodeColor(color12,color13,0.5f),
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color13,
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decodeColor(color13,color14,0.5f),
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color14,
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decodeColor(color14,color15,0.5f),
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color15});
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}
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}
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