Example usage for javafx.scene.image PixelWriter setColor

Introduction

In this page you can find the example usage for javafx.scene.image PixelWriter setColor.

Prototype

public void setColor(int x, int y, Color c);

Source Link

Document

Stores pixel data for a Color into the specified coordinates of the surface.

Usage

From source file:net.rptools.tokentool.util.ImageUtil.java

private static Image clipImageWithMask(Image imageSource, Image imageMask) {
    int imageWidth = (int) imageMask.getWidth();
    int imageHeight = (int) imageMask.getHeight();

    WritableImage outputImage = new WritableImage(imageWidth, imageHeight);
    PixelReader pixelReader_Mask = imageMask.getPixelReader();
    PixelReader pixelReader_Source = imageSource.getPixelReader();
    PixelWriter pixelWriter = outputImage.getPixelWriter();

    for (int readY = 0; readY < imageHeight; readY++) {
        for (int readX = 0; readX < imageWidth; readX++) {
            Color pixelColor = pixelReader_Mask.getColor(readX, readY);

            if (pixelColor.equals(Color.TRANSPARENT))
                pixelWriter.setColor(readX, readY, pixelReader_Source.getColor(readX, readY));
        }/*  w  ww. j  a v a  2  s . c om*/
    }

    return outputImage;
}

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From source file:net.rptools.tokentool.util.ImageUtil.java

private static Image processMagenta(Image inputImage, int colorThreshold, boolean overlayWanted) {
    int imageWidth = (int) inputImage.getWidth();
    int imageHeight = (int) inputImage.getHeight();

    WritableImage outputImage = new WritableImage(imageWidth, imageHeight);
    PixelReader pixelReader = inputImage.getPixelReader();
    PixelWriter pixelWriter = outputImage.getPixelWriter();

    for (int readY = 0; readY < imageHeight; readY++) {
        for (int readX = 0; readX < imageWidth; readX++) {
            Color pixelColor = pixelReader.getColor(readX, readY);

            if (isMagenta(pixelColor, COLOR_THRESHOLD) == overlayWanted)
                pixelWriter.setColor(readX, readY, Color.TRANSPARENT);
            else//w w  w  .j ava2  s.c o  m
                pixelWriter.setColor(readX, readY, pixelColor);

        }
    }

    return outputImage;
}

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From source file:editeurpanovisu.EditeurPanovisu.java

/**
 *
 * @param imgRect/*  w ww .ja va 2s.  c o m*/
 * @param iRapport
 * @return image transforme Mercator
 */
private static Image imgTransformationImage(Image imgRect, int iRapport) {
    int iLargeur = (int) imgRect.getWidth() / iRapport;
    int iHauteur = iLargeur / 2 / iRapport;
    WritableImage imgMercator = new WritableImage(iLargeur, iHauteur);
    PixelReader prRect = imgRect.getPixelReader();
    PixelWriter pwMercator = imgMercator.getPixelWriter();
    for (int i = 0; i < iLargeur; i++) {
        for (int j = 0; j < iHauteur; j++) {
            double phi = Math.asin(2.d * (iHauteur / 2.d - j) / iHauteur);
            int y2 = (int) (iHauteur * iRapport * (0.5d - phi / Math.PI));
            if (y2 >= iHauteur * iRapport) {
                y2 = iHauteur * iRapport - 1;
            }
            Color clPixel = prRect.getColor(i * iRapport, y2 * iRapport);
            pwMercator.setColor(i, j, clPixel);
        }
    }
    return imgMercator;
}

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