Examples with ImageData org.eclipse.swt.graphics.ImageData used on opensource projects

Example 71 with ImageData

use of org.eclipse.swt.graphics.ImageData in project cogtool by cogtool.

the class WindowUtil method getClosedHandCursor.

public static Cursor getClosedHandCursor() {
    if (CLOSED_HAND_CURSOR == null) {
        ImageData curData = GraphicsUtil.getImageDataFromResource("edu/cmu/cs/hcii/cogtool/resources/closed_hand.gif");
        if (curData == null) {
            return null;
        }
        CLOSED_HAND_CURSOR = new Cursor(GLOBAL_DISPLAY, curData, 8, 8);
    }
    return CLOSED_HAND_CURSOR;
}

Example 72 with ImageData

use of org.eclipse.swt.graphics.ImageData in project cogtool by cogtool.

the class GraphicsUtil method cropImage.

/**
     * Crops an image to the specified dimensions
     * @param image the image to crop
     * @param x the x-coordinate of the new origin
     * @param y the y-coordinate of the new origin
     * @param width the cropped width
     * @param height the cropped height
     * @return the cropped image
     */
public static byte[] cropImage(byte[] image, double x, double y, double width, double height) {
    Image img = new Image(null, new ImageData(new ByteArrayInputStream(image)));
    Image out = new Image(null, PrecisionUtilities.round(width), PrecisionUtilities.round(height));
    GC gc = new GC(out);
    gc.drawImage(img, -PrecisionUtilities.round(x), -PrecisionUtilities.round(y));
    ImageLoader saver = new ImageLoader();
    saver.data = new ImageData[] { out.getImageData() };
    gc.dispose();
    out.dispose();
    img.dispose();
    ByteArrayOutputStream ret = new ByteArrayOutputStream();
    saver.save(ret, SWT.IMAGE_JPEG);
    byte[] croppedImgData = ret.toByteArray();
    try {
        ret.close();
    } catch (IOException e) {
    // ignore
    }
    return croppedImgData;
}

Example 73 with ImageData

use of org.eclipse.swt.graphics.ImageData in project translationstudio8 by heartsome.

the class BrowserViewPart method getTitleImage.

public Image getTitleImage(String iamgeUrl) {
    Image cacheImage = titleIamgeCache.get(iamgeUrl);
    if (null != cacheImage) {
        return cacheImage;
    }
    URL url = null;
    try {
        url = new URL(iamgeUrl);
    } catch (MalformedURLException e) {
        e.printStackTrace();
    }
    if (null == url) {
        return null;
    }
    Image image = null;
    try {
        ImageDescriptor imageDescriptor = ImageDescriptor.createFromURL(url);
        ImageData imageData = imageDescriptor.getImageData();
        ImageData scaledTo = imageData.scaledTo(16, 16);
        image = ImageDescriptor.createFromImageData(scaledTo).createImage();
    } catch (Exception e) {
        // no need handle
        return null;
    }
    if (null != image) {
        titleIamgeCache.put(iamgeUrl, image);
    }
    return image;
}

Example 74 with ImageData

use of org.eclipse.swt.graphics.ImageData in project translationstudio8 by heartsome.

the class LanguageLabelProvider method getImage.

public Image getImage(Object element) {
    if (element instanceof Language) {
        Language lang = (Language) element;
        String code = lang.getCode();
        String imagePath = lang.getImagePath();
        if (imagePath != null && !imagePath.equals("")) {
            ImageDescriptor imageDesc = Activator.getImageDescriptor(imagePath);
            if (imageDesc != null) {
                ImageData data = imageDesc.getImageData().scaledTo(16, 12);
                Image image = new Image(Display.getDefault(), data);
                // 销毁原来的图片
                Image im = imageCache.put(code, image);
                if (im != null && !im.isDisposed()) {
                    im.dispose();
                }
                return image;
            }
        }
    }
    return null;
}

Example 75 with ImageData

use of org.eclipse.swt.graphics.ImageData in project cogtool by cogtool.

the class HCIPACmd method buildActionStepInsert.

protected static void buildActionStepInsert(AUndertaking task, AScriptStep step, Demonstration demo, StringBuilder php) {
    int hcipaStep = task.getTaskGroup().getUndertakings().indexOf(task) + 1;
    Frame curFrame = step.getCurrentFrame();
    TransitionSource src = step.getStepFocus();
    String labelAction;
    if (src == null) {
        labelAction = "None";
    } else {
        labelAction = quotePHP(quoteSQL(src.getLabel()));
    }
    int order = demo.getSteps().indexOf(step) + 1;
    byte[] bkgImage = curFrame.getBackgroundImage();
    if (bkgImage != null) {
        ImageData imgData = new ImageData(new ByteArrayInputStream(bkgImage));
        bkgImage = GraphicsUtil.convertImageType(imgData, SWT.IMAGE_JPEG);
        int imgSize = bkgImage.length;
        String imgName = (String) curFrame.getAttribute(WidgetAttributes.IMAGE_PATH_ATTR);
        php.append("\t$imgType = \"'image/jpeg'\";\n\t");
        php.append("$imgLength = " + imgSize + ";\n\t");
        php.append("$bkgImage = '0x' . bin2hex(base64_decode(str_replace(array('.', '_', '-'), array('+', '/', '='), \"");
        php.append(Base64.encode(bkgImage));
        php.append("\")));\n\n\t");
        if ((imgName == null) || NullSafe.equals(WidgetAttributes.NO_IMAGE, imgName)) {
            php.append("$imgName = 'null';\n\t");
        } else {
            php.append("$imgName = \"'\" . mysql_real_escape_string(basename(\n<<<SQL__INSERT__STRING\n");
            php.append(imgName);
            php.append("\nSQL__INSERT__STRING\n)) . \"'\";\n\n\t");
        }
    } else {
        php.append("\t$imgType = 'null';\n\t");
        php.append("$imgLength = 'null';\n\t");
        php.append("$bkgImage = 'null';\n\t");
        php.append("$imgName = 'null';\n\n\t");
    }
    php.append("Add_Task_Action($deviceId,\n\t");
    php.append(hcipaStep + ",\n\t" + order + ",\n\t");
    php.append("$bkgImage,\n\t$imgName,\n\t$imgLength,\n\t$imgType,\n\t");
    php.append("\"" + quotePHP(quoteSQL(curFrame.getName())) + "\",\n\t");
    php.append("\"" + labelAction + "\");\n\n");
//        php.append("$sqlStmt =\n<<<SQL__INSERT__STRING\n\t");
//        php.append(SQL_INSERT + "HCIPA_Actions (hcipa_id,\n\thcipa_step,\n\t");
//        php.append("hcipa_order,\n\tImage,\n\tImage_Name,\n\tImage_Size,\n\tImage_Type,\n\t");
//        php.append("Next_User_Action,\n\tLabel_User_Action)\n\t");
//        php.append(SQL_VALUES + " ($deviceId,\n\t" + hcipaStep + ",\n\t" + order + ",\n\t");
//        php.append("$bkgImage,\n\t$imgName,\n\t$imgLength,\n\t$imgType,\n\t");
//        php.append("'" + quoteSQL(curFrame.getName()) + "',\n\t'" + labelAction + "'");
//        php.append(")\n");
//        php.append("SQL__INSERT__STRING\n;\n\n\t");
//        php.append("mysql_query($sqlStmt);\n\n");
}