Package javafx.scene.canvas

Examples of javafx.scene.canvas.Canvas

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    private void initGraphics() {
        background = new Region();
        background.getStyleClass().setAll("background");

        ticksAndSectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        ticksAndSections = ticksAndSectionsCanvas.getGraphicsContext2D();

        innerShadow = new InnerShadow(BlurType.TWO_PASS_BOX, Color.rgb(0, 0, 0, 0.65), 8, 0d, 0d, 0d);
        glow = new DropShadow(BlurType.TWO_PASS_BOX, getSkinnable().getLedColor(), 20, 0d, 0d, 0d);
        glow.setInput(innerShadow);
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        valueBlend.setTopInput(valueBlendTopShadow);

        background = new Region();
        background.getStyleClass().setAll("background");

        ticksAndSectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        ticksAndSections = ticksAndSectionsCanvas.getGraphicsContext2D();       

        histogram = new Path();
        histogram.setFillRule(FillRule.NON_ZERO);
        histogram.getStyleClass().add("histogram-fill");
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    private void initGraphics() {
        background = new Region();
        background.getStyleClass().setAll("background");

        ticksAndSectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        ticksAndSections = ticksAndSectionsCanvas.getGraphicsContext2D();

        needle = new Region();
        needle.getStyleClass().setAll(Gauge.STYLE_CLASS_NEEDLE_STANDARD);
        needleRotate = new Rotate(180 - getSkinnable().getStartAngle());
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        barBackgroundBorderStart2 = new MoveTo();
        barBackgroundBorderStop2  = new LineTo();
        barBackgroundBorder       = new Path(barBackgroundBorderStart1, barBackgroundBorderStop1, barBackgroundBorderStart2, barBackgroundBorderStop2);
        barBackgroundBorder.getStyleClass().setAll("bar-background-border");

        ticksAndSectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        ticksAndSections = ticksAndSectionsCanvas.getGraphicsContext2D();

        innerShadow = new InnerShadow(BlurType.TWO_PASS_BOX, Color.rgb(0, 0, 0, 0.65), 8, 0d, 0d, 0d);
        glow = new DropShadow(BlurType.TWO_PASS_BOX, getSkinnable().getLedColor(), 20, 0d, 0d, 0d);
        glow.setInput(innerShadow);
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        blend.setTopInput(valueBlendTopShadow);

        background = new Region();
        background.getStyleClass().setAll("background");

        ticksAndSectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        ticksAndSections = ticksAndSectionsCanvas.getGraphicsContext2D();

        minMeasuredValue = new Region();
        minMeasuredValue.getStyleClass().setAll("min-measured-value");
        minMeasuredValueRotate = new Rotate(180 - getSkinnable().getStartAngle());
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            getSkinnable().setMaxSize(MAXIMUM_WIDTH, MAXIMUM_HEIGHT);
        }
    }

    private void initGraphics() {       
        sectionsCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        sectionsCtx    = sectionsCanvas.getGraphicsContext2D();

        measuredRangeCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        measuredRangeCanvas.setManaged(getSkinnable().isMeasuredRangeVisible());
        measuredRangeCanvas.setVisible(getSkinnable().isMeasuredRangeVisible());
        measuredRangeCtx    = measuredRangeCanvas.getGraphicsContext2D();

        angleStep    = getSkinnable().getAngleRange() / (getSkinnable().getMaxValue() - getSkinnable().getMinValue());
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            double randomHueAdjust = Math.random() * 2 - 1.0;
            colorAdjust.setHue(randomHueAdjust);
            // Draw into a canvas and then apply the effect, because if we snapshotted the image view, we'd end up
            // with the rounded corners which we don't want.
            Image image = new Image(getResource("default-cover-image.png").openStream());
            Canvas canvas = new Canvas(image.getWidth(), image.getHeight());
            GraphicsContext gc = canvas.getGraphicsContext2D();
            gc.drawImage(image, 0, 0);
            gc.applyEffect(colorAdjust);
            WritableImage colouredImage = new WritableImage((int) image.getWidth(), (int) image.getHeight());
            canvas.snapshot(new SnapshotParameters(), colouredImage);
            coverImageView.setImage(colouredImage);
            // Convert to a PNG and store in the project model.
            ImageIO.setUseCache(false);
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ImageIO.write(SwingFXUtils.fromFXImage(colouredImage, null), "png", baos);
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