optionpanepainter.java

来自「Mobile 应用程序使用 Java Micro Edition (Java M」· Java 代码 · 共 567 行 · 第 1/3 页

/*
 * OptionPanePainter.java %E%
 *
 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
package com.sun.java.swing.plaf.nimbus;

import java.awt.*;
import java.awt.geom.*;
import java.awt.image.*;
import javax.swing.*;
import com.sun.java.swing.Painter;

/**
 */
public final class OptionPanePainter extends AbstractRegionPainter {
    //package private integers representing the available states that
    //this painter will paint. These are used when creating a new instance
    //of OptionPanePainter to determine which region/state is being painted
    //by that instance.
    static final int BACKGROUND_ENABLED = 1;
    static final int ERRORICON_ENABLED = 2;
    static final int INFORMATIONICON_ENABLED = 3;
    static final int QUESTIONICON_ENABLED = 4;
    static final int WARNINGICON_ENABLED = 5;


    private int state; //refers to one of the static final ints above
    private PaintContext ctx;

    //the following 4 variables are reused during the painting code of the layers
    private Path2D path = new Path2D.Float();
    private Rectangle2D rect = new Rectangle2D.Float(0, 0, 0, 0);
    private RoundRectangle2D roundRect = new RoundRectangle2D.Float(0, 0, 0, 0, 0, 0);
    private Ellipse2D ellipse = new Ellipse2D.Float(0, 0, 0, 0);

    //All Colors used for painting are stored here. Ideally, only those colors being used
    //by a particular instance of OptionPanePainter would be created. For the moment at least,
    //however, all are created for each instance.
    private Color color1 = decodeColor("nimbusRed", -0.014814814f, 0.18384242f, 0.015686274f, 0);
    private Color color2 = decodeColor("nimbusRed", -0.014814814f, -0.403261f, 0.21960783f, 0);
    private Color color3 = decodeColor("nimbusRed", -0.014814814f, -0.07154381f, 0.11372548f, 0);
    private Color color4 = decodeColor("nimbusRed", -0.014814814f, 0.110274374f, 0.07058823f, 0);
    private Color color5 = decodeColor("nimbusRed", -0.014814814f, -0.05413574f, 0.2588235f, 0);
    private Color color6 = new Color(250, 250, 250, 255);
    private Color color7 = decodeColor("nimbusRed", 0.0f, -0.79881656f, 0.33725488f, -187);
    private Color color8 = new Color(255, 200, 0, 255);
    private Color color9 = decodeColor("nimbusInfoBlue", 0.0f, 0.06231594f, -0.054901958f, 0);
    private Color color10 = decodeColor("nimbusInfoBlue", 3.1620264E-4f, 0.07790506f, -0.19215685f, 0);
    private Color color11 = decodeColor("nimbusInfoBlue", -8.2296133E-4f, -0.44631243f, 0.19215685f, 0);
    private Color color12 = decodeColor("nimbusInfoBlue", 0.0012729168f, -0.0739674f, 0.043137252f, 0);
    private Color color13 = decodeColor("nimbusInfoBlue", 8.354187E-4f, -0.14148629f, 0.19999999f, 0);
    private Color color14 = decodeColor("nimbusInfoBlue", -0.0014793873f, -0.41456455f, 0.16470587f, 0);
    private Color color15 = decodeColor("nimbusInfoBlue", 3.437996E-4f, -0.14726585f, 0.043137252f, 0);
    private Color color16 = decodeColor("nimbusInfoBlue", -4.271865E-4f, -0.0055555105f, 0.0f, 0);
    private Color color17 = decodeColor("nimbusInfoBlue", 0.0f, 0.0f, 0.0f, 0);
    private Color color18 = decodeColor("nimbusInfoBlue", -7.866621E-4f, -0.12728173f, 0.17254901f, 0);
    private Color color19 = new Color(115, 120, 126, 255);
    private Color color20 = new Color(26, 34, 43, 255);
    private Color color21 = new Color(168, 173, 178, 255);
    private Color color22 = new Color(101, 109, 118, 255);
    private Color color23 = new Color(159, 163, 168, 255);
    private Color color24 = new Color(116, 122, 130, 255);
    private Color color25 = new Color(96, 104, 112, 255);
    private Color color26 = new Color(118, 128, 138, 255);
    private Color color27 = new Color(255, 255, 255, 255);
    private Color color28 = decodeColor("nimbusAlertYellow", -4.9102306E-4f, 0.1372549f, -0.15294117f, 0);
    private Color color29 = decodeColor("nimbusAlertYellow", -0.0015973002f, 0.1372549f, -0.3490196f, 0);
    private Color color30 = decodeColor("nimbusAlertYellow", 6.530881E-4f, -0.40784314f, 0.0f, 0);
    private Color color31 = decodeColor("nimbusAlertYellow", -3.9456785E-4f, -0.109803915f, 0.0f, 0);
    private Color color32 = decodeColor("nimbusAlertYellow", 0.0f, 0.0f, 0.0f, 0);
    private Color color33 = decodeColor("nimbusAlertYellow", 0.008085668f, -0.04705882f, 0.0f, 0);
    private Color color34 = decodeColor("nimbusAlertYellow", 0.026515156f, -0.18431371f, 0.0f, 0);
    private Color color35 = new Color(69, 69, 69, 255);
    private Color color36 = new Color(0, 0, 0, 255);
    private Color color37 = new Color(16, 16, 16, 255);


    //Array of current component colors, updated in each paint call
    private Object[] componentColors;

    public OptionPanePainter(PaintContext ctx, int state) {
        super();
        this.state = state;
        this.ctx = ctx;
    }

    @Override
    protected void doPaint(Graphics2D g, JComponent c, int width, int height, Object[] extendedCacheKeys) {
        //populate componentColors array with colors calculated in getExtendedCacheKeys call
        componentColors = extendedCacheKeys;
        //generate this entire method. Each state/bg/fg/border combo that has
        //been painted gets its own KEY and paint method.
        switch(state) {
            case ERRORICON_ENABLED: painterrorIconEnabled(g); break;
            case INFORMATIONICON_ENABLED: paintinformationIconEnabled(g); break;
            case QUESTIONICON_ENABLED: paintquestionIconEnabled(g); break;
            case WARNINGICON_ENABLED: paintwarningIconEnabled(g); break;

        }
    }
        


    @Override
    protected final PaintContext getPaintContext() {
        return ctx;
    }

    private void painterrorIconEnabled(Graphics2D g) {
        path = decodePath1();
        g.setPaint(color1);
        g.fill(path);
        path = decodePath2();
        g.setPaint(decodeGradient1(path));
        g.fill(path);
        path = decodePath3();
        g.setPaint(color6);
        g.fill(path);
        ellipse = decodeEllipse1();
        g.setPaint(color6);
        g.fill(ellipse);
        path = decodePath4();
        g.setPaint(color7);
        g.fill(path);

    }

    private void paintinformationIconEnabled(Graphics2D g) {
        ellipse = decodeEllipse2();
        g.setPaint(color8);
        g.fill(ellipse);
        ellipse = decodeEllipse2();
        g.setPaint(color8);
        g.fill(ellipse);
        ellipse = decodeEllipse2();
        g.setPaint(color8);
        g.fill(ellipse);
        ellipse = decodeEllipse3();
        g.setPaint(decodeGradient2(ellipse));
        g.fill(ellipse);
        ellipse = decodeEllipse4();
        g.setPaint(decodeGradient3(ellipse));
        g.fill(ellipse);
        ellipse = decodeEllipse5();
        g.setPaint(decodeGradient4(ellipse));
        g.fill(ellipse);
        path = decodePath5();
        g.setPaint(color6);
        g.fill(path);
        ellipse = decodeEllipse6();
        g.setPaint(color6);
        g.fill(ellipse);

    }

    private void paintquestionIconEnabled(Graphics2D g) {
        ellipse = decodeEllipse3();
        g.setPaint(decodeGradient5(ellipse));
        g.fill(ellipse);
        ellipse = decodeEllipse4();
        g.setPaint(decodeGradient6(ellipse));
        g.fill(ellipse);
        ellipse = decodeEllipse5();
        g.setPaint(decodeGradient7(ellipse));
        g.fill(ellipse);
        path = decodePath6();
        g.setPaint(color27);
        g.fill(path);
        ellipse = decodeEllipse1();
        g.setPaint(color27);
        g.fill(ellipse);

    }

    private void paintwarningIconEnabled(Graphics2D g) {
        rect = decodeRect1();
        g.setPaint(color8);
        g.fill(rect);
        path = decodePath7();
        g.setPaint(decodeGradient8(path));
        g.fill(path);
        path = decodePath8();
        g.setPaint(decodeGradient9(path));
        g.fill(path);
        path = decodePath9();
        g.setPaint(decodeGradient10(path));
        g.fill(path);