Class Image

shared/java/Image.java:8–375

import org.jetbrains.skija.impl.*;

public class Image extends RefCnt implements IHasImageInfo {
    static { Library.staticLoad(); }

    @ApiStatus.Internal
    public ImageInfo _imageInfo = null;

    @ApiStatus.Internal
    public Image(long ptr) {
        super(ptr);
    }

    /**
     * <p>Creates Image from pixels.</p>
     *
     * <p>Image is returned if pixels are valid. Valid Pixmap parameters include:</p>
     * <ul>
     * <li>dimensions are greater than zero;</li>
     * <li>each dimension fits in 29 bits;</li>
     * <li>ColorType and AlphaType are valid, and ColorType is not ColorType.UNKNOWN;</li>
     * <li>row bytes are large enough to hold one row of pixels;</li>
     * <li>pixel address is not null.</li>
     * </ul>
     *
     * @param imageInfo  ImageInfo
     * @param bytes      pixels array
     * @param rowBytes   how many bytes in a row
     * @return           Image
     *
     * @see <a href="https://fiddle.skia.org/c/@Image_MakeRasterCopy">https://fiddle.skia.org/c/@Image_MakeRasterCopy</a>
     */
    public static Image makeRaster(ImageInfo imageInfo, byte[] bytes, long rowBytes) {
        try {
            Stats.onNativeCall();
            long ptr = _nMakeRaster(imageInfo._width,
                                    imageInfo._height,
                                    imageInfo._colorInfo._colorType.ordinal(),
                                    imageInfo._colorInfo._alphaType.ordinal(),
                                    Native.getPtr(imageInfo._colorInfo._colorSpace),
                                    bytes,
                                    rowBytes);
            if (ptr == 0)
                throw new RuntimeException("Failed to makeRaster " + imageInfo + " " + bytes + " " + rowBytes);
            return new Image(ptr);
        } finally {
            Reference.reachabilityFence(imageInfo._colorInfo._colorSpace);
        }
    }

    /**
     * <p>Creates Image from pixels.</p>
     *
     * <p>Image is returned if pixels are valid. Valid Pixmap parameters include:</p>
     * <ul>
     * <li>dimensions are greater than zero;</li>
     * <li>each dimension fits in 29 bits;</li>
     * <li>ColorType and AlphaType are valid, and ColorType is not ColorType.UNKNOWN;</li>
     * <li>row bytes are large enough to hold one row of pixels;</li>
     * <li>pixel address is not null.</li>