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How to use Spectrum method of com.galenframework.rainbow4j.Spectrum class

Best Galen code snippet using com.galenframework.rainbow4j.Spectrum.Spectrum

Source:XvfbManagerTest.java

1package com.github.mike10004.xvfbmanager;2import com.galenframework.rainbow4j.Rainbow4J;3import com.galenframework.rainbow4j.Spectrum;4import com.galenframework.rainbow4j.colorscheme.ColorDistribution;5import com.github.mike10004.common.image.ImageInfo;6import com.github.mike10004.common.image.ImageInfos;7import com.github.mike10004.xvfbunittesthelp.ProcessTrackerRule;8import io.github.mike10004.subprocess.ProcessMonitor;9import io.github.mike10004.subprocess.ProcessResult;10import io.github.mike10004.subprocess.ProcessTracker;11import io.github.mike10004.subprocess.Subprocess;12import com.github.mike10004.xvfbmanager.XvfbController.XWindow;13import com.github.mike10004.xvfbunittesthelp.Assumptions;14import com.github.mike10004.xvfbunittesthelp.PackageManager;15import com.github.mike10004.xvfbunittesthelp.XDiagnosticRule;16import com.google.common.base.MoreObjects;17import com.google.common.collect.ImmutableList;18import com.google.common.collect.Iterables;19import com.google.common.io.Files;20import org.junit.BeforeClass;21import org.junit.Rule;22import org.junit.Test;23import org.junit.rules.TemporaryFolder;24import javax.annotation.Nullable;25import javax.imageio.ImageIO;26import javax.imageio.ImageReader;27import java.awt.Color;28import java.awt.image.BufferedImage;29import java.io.File;30import java.io.IOException;31import java.net.URISyntaxException;32import java.nio.charset.Charset;33import java.nio.file.Path;34import java.util.Collections;35import java.util.HashSet;36import java.util.List;37import java.util.Optional;38import java.util.Set;39import java.util.concurrent.TimeUnit;40import java.util.function.Predicate;41import java.util.regex.Matcher;42import java.util.regex.Pattern;43import static com.google.common.base.Preconditions.checkArgument;44import static com.google.common.base.Preconditions.checkNotNull;45import static com.google.common.base.Preconditions.checkState;46import static org.junit.Assert.assertEquals;47import static org.junit.Assert.assertTrue;48public class XvfbManagerTest {49    private static final int _PRESUMABLY_VACANT_DISPLAY_NUM = 88;50    @Rule51    public ProcessTrackerRule processTrackerRule = new ProcessTrackerRule();52    @Rule53    public XDiagnosticRule diagnostic = Tests.isDiagnosticEnabled() ? new XDiagnosticRule() : XDiagnosticRule.getDisabledInstance();54    @Rule55    public TemporaryFolder tmp = new TemporaryFolder();56    @Test57    public void toDisplayValue() {58        System.out.println("\ntoDisplayValue\n");59        assertEquals("display", ":123", XvfbManager.toDisplayValue(123));60    }61    @Test(expected=IllegalArgumentException.class)62    public void toDisplayValue_negative() {63        System.out.println("\ntoDisplayValue_negative\n");64        XvfbManager.toDisplayValue(-1);65    }66    @BeforeClass67    public static void checkPrerequisities() throws IOException {68        PackageManager packageManager = PackageManager.getInstance();69        Iterable<String> requiredExecutables = Iterables.concat(Collections.singletonList("Xvfb"),70                DefaultXvfbController.getRequiredPrograms());71        for (String program : requiredExecutables) {72            boolean installed = packageManager.queryCommandExecutable(program);73            Assumptions.assumeTrue(program + " must be installed for these tests to be executed", installed);74        }75    }76    @BeforeClass77    public static void checkPnmSupport() throws Exception {78        Set<String> readerlessFormats = new HashSet<>();79        for (String formatName : new String[]{"PNM", "PPM", "PGM"}) {80            List<ImageReader> readers = ImmutableList.copyOf(ImageIO.getImageReadersByFormatName(formatName));81            if (readers.isEmpty()) {82                readerlessFormats.add(formatName);83            }84        }85        checkState(readerlessFormats.isEmpty(), "empty readers list for %s", readerlessFormats);86    }87    @Test88    public void start_specifiedDisplay_trueColor() throws Exception {89        System.out.println("\nstart_specifiedDisplay_trueColor\n");90        try (XLockFileResource xlf = new XLockFileResource(_PRESUMABLY_VACANT_DISPLAY_NUM)) {91            testWithConfigAndDisplay(new XvfbConfig("640x480x24"), xlf.getDisplayNum());92        }93    }94    @Test95    public void start_autoDisplay_trueColor() throws Exception {96        System.out.println("\nstart_autoDisplay_trueColor\n");97        Assumptions.assumeTrue("xvfb version not high enough to test auto-display support", PackageManager.getInstance().queryAutoDisplaySupport());98        testWithConfigAndDisplay(new XvfbConfig("640x480x24"), null);99    }100    private void testWithConfigAndDisplay(XvfbConfig config, @Nullable Integer displayNumber) throws Exception {101        Assumptions.assumeTrue("imagemagick must be installed", PackageManager.getInstance().checkImageMagickInstalled());102        XvfbManager instance = new XvfbManager(config) {103            @Override104            protected DisplayReadinessChecker createDisplayReadinessChecker(ProcessTracker processTracker, String display, File framebufferDir) {105                return new DefaultDisplayReadinessChecker(processTracker) {106                    @Override107                    protected void executedCheckProgram(ProcessResult<String, String> result) {108                        System.out.format("readiness check:%n%s%n", result.content().stdout());109                        if (result.exitCode() != 0) {110                            System.err.println(result.content().stderr());111                        }112                    }113                };114            }115        };116        Path scratchDir = tmp.newFolder().toPath();117        try (XvfbController ctrl = (displayNumber == null ? instance.start(scratchDir) : instance.start(displayNumber, scratchDir))) {118            testUsingController(ctrl, config, true);119        }120    }121    @SuppressWarnings("SameParameterValue")122    private void testUsingController(XvfbController ctrl, XvfbConfig config, boolean takeScreenshots) throws InterruptedException, IOException, URISyntaxException {123        File imageFile = new File(XvfbManager.class.getResource("/example.jpg").toURI());124        ctrl.waitUntilReady(Tests.getReadinessPollIntervalMs(), Tests.getMaxReadinessPolls());125        if (takeScreenshots) {126            System.out.println("capturing screenshot before launching x program");127            Screenshot beforeScreenshot = ctrl.getScreenshooter().capture();128            checkScreenshot(beforeScreenshot, true, config);129        }130        String display = ctrl.getDisplay();131        System.out.format("xvfb is on display %s%n", display);132        ProcessMonitor<String, String> graphicalProgramFuture = launchProgramOnDisplay(display, imageFile);133        String filename = imageFile.getName();134        final String expectedWindowName = "ImageMagick: " + filename;135        Optional<TreeNode<XWindow>> window = ctrl.pollForWindow(input -> input != null && expectedWindowName.equals(input.title), 250, 4);136        checkState(window.isPresent(), "never saw image magick window");137        if (takeScreenshots) {138            System.out.println("capturing screenshot after launching x program");139            Screenshot afterScreenshot = ctrl.getScreenshooter().capture();140            checkScreenshot(afterScreenshot, false, config);141        }142        graphicalProgramFuture.destructor().sendTermSignal().await(1, TimeUnit.SECONDS).kill();143    }144    private ProcessMonitor<String, String> launchProgramOnDisplay(String display, File imageFile) {145        Subprocess subprocess = Subprocess.running("/usr/bin/display")146                .env("DISPLAY", display)147                .arg(imageFile.getAbsolutePath())148                .build();149        System.out.format("executing %s%n", subprocess);150        ProcessMonitor<String, String> imageMagickDisplayMonitor = subprocess.launcher(processTrackerRule.getTracker())151                .outputStrings(Charset.defaultCharset())152                .launch();153        return imageMagickDisplayMonitor;154    }155    private static class ScreenSpace {156        public final int width;157        public final int height;158        public final int depth;159        public ScreenSpace(int width, int height, int depth) {160            this.width = width;161            this.height = height;162            this.depth = depth;163        }164        public static ScreenSpace parse(String arg) {165            Matcher m = Pattern.compile("^(\\d+)x(\\d+)x(\\d+)(\\+\\d+)?$").matcher(arg);166            checkArgument(m.find(), "argument does not match pattern: %s", arg);167            int width = Integer.parseInt(m.group(1));168            int height = Integer.parseInt(m.group(2));169            int depth = Integer.parseInt(m.group(3));170            return new ScreenSpace(width, height, depth);171        }172        @Override173        public String toString() {174            return String.format("ScreenSpace{%dx%dx%d}", width, height, depth);175        }176    }177    private static String describe(ImageInfo ii) {178        return MoreObjects.toStringHelper(ii)179                .add("mimeType", ii.getMimeType())180                .add("width", ii.getWidth())181                .add("height", ii.getHeight())182                .add("format", ii.getFormat())183                .add("bpp", ii.getBitsPerPixel())184                .toString();185    }186    private void checkScreenshot(Screenshot screenshot, boolean allBlackExpected, XvfbConfig config) throws IOException {187        checkState(screenshot instanceof XwdFileScreenshot, "not an ImageIO-readable screenshot: %s", screenshot);188        ImageioReadableScreenshot pngScreenshot;189        try {190            pngScreenshot = new XwdFileToPngConverter(processTrackerRule.getTracker(), tmp.newFolder().toPath()).convert(screenshot);191        } catch (IOException e) {192            Throwable cause = e;193            while (cause != null) {194                cause.printStackTrace(System.out);195                cause = cause.getCause();196            }197            throw e;198        }199        File pngFile = File.createTempFile("screenshot", ".png", tmp.getRoot());200        pngScreenshot.asByteSource().copyTo(Files.asByteSink(pngFile));201        ImageInfo imageInfo = ImageInfos.read(pngScreenshot.asByteSource());202        System.out.format("%s%n", describe(imageInfo));203        BufferedImage image = ImageIO.read(pngFile);204        checkState(image != null, "image unreadable: %s", pngFile);205        ScreenSpace expectedScreen = ScreenSpace.parse(config.geometry);206        System.out.format("expecting %s%n", expectedScreen);207        assertEquals("width", expectedScreen.width, image.getWidth());208        assertEquals("height", expectedScreen.height, image.getHeight());209        Spectrum spectrum = Rainbow4J.readSpectrum(image);210        List<ColorDistribution> colorDistributions = spectrum.getColorDistribution(1);211        System.out.format("%d color distribution elements%n", colorDistributions.size());212        ColorDistribution blackDist = colorDistributions.stream().filter(forColor(Color.black)).findFirst().orElse(null);213        checkState(blackDist != null, "not enough black in image to evaluate blackness; must have at least 1% black");214        System.out.format("color distribution: %s %s%n", blackDist.getColor(), blackDist.getPercentage());215        checkState(blackDist.getColor().equals(Color.black), "only element in distribution list is not black: %s", blackDist.getColor());216        if (allBlackExpected) {217            assertEquals("percentage of black", 100d, blackDist.getPercentage(), 1e-3);218        } else {219            assertTrue("percentage of black", blackDist.getPercentage() < 100);220        }221    }222    private static Predicate<ColorDistribution> forColor(final Color color) {223        checkNotNull(color);...

Source:SpecValidationColorScheme.java

...23import com.galenframework.config.GalenConfig;24import com.galenframework.config.GalenProperty;25import com.galenframework.page.Rect;26import com.galenframework.rainbow4j.colorscheme.ColorClassifier;27import com.galenframework.rainbow4j.colorscheme.CustomSpectrum;28import com.galenframework.rainbow4j.colorscheme.SimpleColorClassifier;29import com.galenframework.specs.RangeValue;30import com.galenframework.specs.SpecColorScheme;31import com.galenframework.specs.colors.ColorRange;32import com.galenframework.validation.*;33import com.galenframework.page.PageElement;34import com.galenframework.rainbow4j.Rainbow4J;35import static java.util.Arrays.asList;36public class SpecValidationColorScheme extends SpecValidation<SpecColorScheme> {37    @Override38    public ValidationResult check(PageValidation pageValidation, String objectName, SpecColorScheme spec) throws ValidationErrorException {39        int colorTolerance = GalenConfig.getConfig().getIntProperty(GalenProperty.SPEC_COLORSCHEME_TOLERANCE, 0, 256);40        PageElement mainObject = pageValidation.findPageElement(objectName);41        checkAvailability(mainObject, objectName);42        43        BufferedImage pageImage = pageValidation.getPage().getScreenshotImage();44        45        Rect area = mainObject.getArea();46        if (pageImage.getWidth() < area.getLeft() + area.getWidth() || pageImage.getHeight() < area.getTop() + area.getHeight()) {47            throw new ValidationErrorException()48                .withValidationObject(new ValidationObject(area, objectName))49                .withMessage("Can't fetch image for \"object\" as it is outside of screenshot");50        }51        List<ColorClassifier> classifiers = spec.getColorRanges().stream().map(ColorRange::getColorClassifier)52                .collect(Collectors.toList());53        CustomSpectrum spectrum;54        try {55            spectrum = Rainbow4J.readCustomSpectrum(56                    pageImage, classifiers,57                    new Rectangle(area.getLeft(), area.getTop(), area.getWidth(), area.getHeight()),58                    colorTolerance59            );60        } catch (Exception e) {61            throw new ValidationErrorException(String.format("Couldn't fetch spectrum for \"%s\"", objectName));62        }63        64        List<String> messages = new LinkedList<>();65        66        for (ColorRange colorRange : spec.getColorRanges()) {67            double realPercentage = 0;68            int totalPixels = spectrum.getTotalPixels();69            if (totalPixels > 0) {...

Spectrum

Using AI Code Generation

1import com.galenframework.rainbow4j.Spectrum;2import com.galenframework.rainbow4j.SpectrumException;3public class 1 {4    public static void main(String[] args) throws SpectrumException {5        Spectrum spectrum = new Spectrum("C:\\Users\\User\\Desktop\\1.spectrum");6        System.out.println(spectrum.getRgb(0.5));7    }8}

Spectrum

Using AI Code Generation

1package com.galenframework.rainbow4j;2import java.io.File;3import java.io.IOException;4import java.util.Arrays;5import java.util.List;6import java.util.Map;7import com.galenframework.rainbow4j.colors.Color;8import com.galenframework.rainbow4j.colors.Colors;9import com.galenframework.rainbow4j.colors.Colors.ColorName;10import com.galenframework.rainbow4j.colors.Colors.ColorRange;11import com.galenframework.rainbow4j.colors.Colors.ColorRangeName;12import com.galenframework.rainbow4j.colors.Colors.Hue;13import com.galenframework.rainbow4j.colors.Colors.Saturation;14import com.galenframework.rainbow4j.colors.Colors.Value;15import com.galenframework.rainbow4j.colors.Colors.ValueRange;16import com.galenframework.rainbow4j.colors.Colors.ValueRangeName;17public class Spectrum {18    private static final String[] HUE_NAMES = { "red", "orange", "yellow", "green", "cyan", "blue", "violet",19            "magenta" };20    private static final String[] VALUE_RANGE_NAMES = { "light", "medium", "dark" };21    private static final String[] SATURATION_NAMES = { "saturated", "desaturated" };22    private static final String[] COLOR_RANGE_NAMES = { "light", "medium", "dark" };23    private static final String[] COLOR_NAMES = { "red", "orange", "yellow", "green", "cyan", "blue", "violet",24            "magenta", "white", "black" };25    private static final String[] VALUE_RANGE_NAMES_FOR_HUES = { "light", "medium", "dark" };26    private static final String[] SATURATION_NAMES_FOR_HUES = { "saturated", "desaturated" };27    private static final String[] COLOR_RANGE_NAMES_FOR_HUES = { "light", "medium", "dark" };28    private static final String[] COLOR_NAMES_FOR_HUES = { "red", "orange", "yellow", "green", "cyan", "blue",29            "violet", "magenta" };30    private static final String[] VALUE_RANGE_NAMES_FOR_SATURATIONS = { "light", "medium", "dark" };31    private static final String[] HUE_NAMES_FOR_SATURATIONS = { "red

Spectrum

Using AI Code Generation

1import com.galenframework.rainbow4j.Spectrum;2public class 1 {3    public static void main(String[] args) {4        Spectrum spectrum = new Spectrum();5        spectrum.setHue(0);6        spectrum.setSaturation(0.5);7        spectrum.setLightness(0.5);8        spectrum.setHueStep(20);9        spectrum.setSaturationStep(0.2);10        spectrum.setLightnessStep(0.2);11        spectrum.setHueSpectrumSize(18);12        spectrum.setSaturationSpectrumSize(5);13        spectrum.setLightnessSpectrumSize(5);14        spectrum.generateSpectrum();15        spectrum.printSpectrum();16    }17}18import com.galenframework.rainbow4j.Spectrum;19public class 2 {20    public static void main(String[] args) {21        Spectrum spectrum = new Spectrum();22        spectrum.setHue(0);23        spectrum.setSaturation(0.5);24        spectrum.setLightness(0.5);25        spectrum.setHueStep(20);26        spectrum.setSaturationStep(0.2);27        spectrum.setLightnessStep(0.2);28        spectrum.setHueSpectrumSize(18);29        spectrum.setSaturationSpectrumSize(5);30        spectrum.setLightnessSpectrumSize(5);31        spectrum.generateSpectrum();32        spectrum.printSpectrum();33    }34}35import com.galenframework.rainbow4j.Spectrum;36public class 3 {37    public static void main(String[] args) {38        Spectrum spectrum = new Spectrum();39        spectrum.setHue(0);40        spectrum.setSaturation(0.5);41        spectrum.setLightness(0.5);42        spectrum.setHueStep(20);43        spectrum.setSaturationStep(0.2);44        spectrum.setLightnessStep(0.2);45        spectrum.setHueSpectrumSize(18);46        spectrum.setSaturationSpectrumSize(5);47        spectrum.setLightnessSpectrumSize(5);48        spectrum.generateSpectrum();

Spectrum

Using AI Code Generation

1public class 1 {2    public static void main(String[] args) throws Exception {3        Spectrum spectrum = new Spectrum();4        spectrum.setSpectrumPath("C:\\Users\\user\\Downloads\\rainbow4j-1.0.1\\rainbow4j-1.0.1\\spectrum");5        spectrum.setSpectrumName("spectrum");6        spectrum.setSpectrumWidth(8);7        spectrum.setSpectrumHeight(8);8        spectrum.setSpectrumUnit("px");9        spectrum.setSpectrumFormat("png");10        spectrum.setSpectrumQuality(100);11        spectrum.setSpectrumType("grid");12        spectrum.setSpectrumGridSize(8);13        spectrum.setSpectrumGridUnit("px");14        spectrum.setSpectrumGridColor("#000000");15        spectrum.setSpectrumGridOpacity(0.2);16        spectrum.setSpectrumGridType("solid");17        spectrum.setSpectrumGridPattern("8 8");18        spectrum.setSpectrumGridPatternUnit("px");19        spectrum.setSpectrumGridPatternType("solid");20        spectrum.setSpectrumGridPatternColor("#000000");21        spectrum.setSpectrumGridPatternOpacity(0.2);22        spectrum.setSpectrumGridPatternOffset("0 0");23        spectrum.setSpectrumGridPatternOffsetUnit("px");24        spectrum.setSpectrumGridPatternOffsetType("solid");25        spectrum.setSpectrumGridPatternOffsetColor("#000000");26        spectrum.setSpectrumGridPatternOffsetOpacity(0.2);27        spectrum.setSpectrumGridPatternTransform("rotate(0deg)");28        spectrum.setSpectrumGridPatternTransformOrigin("0 0");29        spectrum.setSpectrumGridPatternTransformOriginUnit("px");30        spectrum.setSpectrumGridPatternTransformOriginType("solid");31        spectrum.setSpectrumGridPatternTransformOriginColor("#000000");32        spectrum.setSpectrumGridPatternTransformOriginOpacity(0.2);33        spectrum.setSpectrumGridPatternTransformBox("fill-box");34        spectrum.setSpectrumGridPatternTransformBoxColor("#000000");35        spectrum.setSpectrumGridPatternTransformBoxOpacity(0.2);36        spectrum.setSpectrumGridPatternTransformBoxType("solid");37        spectrum.setSpectrumGridPatternTransformBoxOffset("0 0");38        spectrum.setSpectrumGridPatternTransformBoxOffsetUnit("px");39        spectrum.setSpectrumGridPatternTransformBoxOffsetType("solid");40        spectrum.setSpectrumGridPatternTransformBoxOffsetColor("#000

Spectrum

Using AI Code Generation

1package com.galenframework.rainbow4j;2import java.awt.Color;3public class SpectrumRGBValues {4    public static void main(String[] args) {5        Spectrum spectrum = new Spectrum();6        Color color = new Color(0, 0, 0);7        int r = 0;8        int g = 0;9        int b = 0;10        int x = 0;11        int y = 0;12        int width = 1;13        int height = 1;14        int[] rgbValues = spectrum.getRGBValues(color, r, g, b, x, y, width, height);15        System.out.println("RGB values for color: " + rgbValues[0] + ", " + rgbValues[1] + ", " + rgbValues[2]);16    }17}18Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height) method19Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue) method20Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue, boolean isSaturation) method21Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue, boolean isSaturation, boolean isBrightness) method22Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue, boolean isSaturation, boolean isBrightness, boolean isRed) method23Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue, boolean isSaturation, boolean isBrightness, boolean isRed, boolean isGreen) method24Spectrum.getRGBValues(Color color, int r, int g, int b, int x, int y, int width, int height, boolean isHue, boolean isSaturation, boolean isBrightness,

Spectrum

Using AI Code Generation

1import com.galenframework.rainbow4j.Spectrum;2import java.awt.AWTException;3import java.awt.Robot;4import java.awt.Toolkit;5import java.awt.image.BufferedImage;6import java.io.File;7import java.io.IOException;8import javax.imageio.ImageIO;9public class 1 {10    public static void main(String[] args) throws AWTException, IOException {11        Spectrum spectrum = new Spectrum();12        Robot robot = new Robot();13        BufferedImage image = robot.createScreenCapture(new java.awt.Rectangle(Toolkit.getDefaultToolkit().getScreenSize()));14        File outputfile = new File("C:\\Users\\Mihir\\Desktop\\color.png");15        ImageIO.write(image, "png", outputfile);16        String color = spectrum.getColor(image.getRGB(100, 100));17        System.out.println(color);18    }19}20@import url("C:\\Users\\Mihir\\Desktop\\1.gspec")21@import url("C:\\Users\\Mihir\\Desktop\\1.gspec")22@import url("C:\\Users\\Mihir\\Desktop\\1.gspec")23@import url("C:\\Users\\Mihir\\Desktop\\1.gspec")24@import url("C:\\Users\\Mihir\\Desktop\\1.gspec")

Spectrum

Using AI Code Generation

1import com.galenframework.rainbow4j.Spectrum;2import java.io.IOException;3public class 1 {4    public static void main(String[] args) throws IOException {5        Spectrum spectrum = new Spectrum("C:\\Users\\Public\\Pictures\\Sample Pictures\\Desert.jpg");6        System.out.println(spectrum.getRGB());7    }8}91. How to use the Spectrum class of the rainbow4j package to create a Spectrum object by passing a path of a file which contains the color codes in the format #RRGGBB and then use the getRGB() method of the Spectrum class to get the color codes in the format #RRGGBB from the Spectrum object 2. How to use the Spectrum class of the rainbow4j package to create a Spectrum object by passing a path of a file which contains the color codes in the format #RRGGBB and then use the getRGB() method of the Spectrum class to get the color codes in the format #RRGGBB from the Spectrum object 3. How to use the Spectrum class of the rainbow4j package to create a Spectrum object by passing a path of a file which contains the color codes in

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