Example usage for android.graphics Rect Rect

Introduction

In this page you can find the example usage for android.graphics Rect Rect.

Prototype

public Rect() 

Source Link

Document

Create a new empty Rect.

Usage

From source file:Main.java

private static boolean showToolTip(View view, CharSequence text) {
    if (TextUtils.isEmpty(text)) {
        return false;
    }//from ww w  . j  ava  2 s  .  com

    final int[] screenPos = new int[2]; // origin is device display
    final Rect displayFrame = new Rect(); // includes decorations (e.g. status bar)
    view.getLocationOnScreen(screenPos);
    view.getWindowVisibleDisplayFrame(displayFrame);

    final Context context = view.getContext();
    final int viewWidth = view.getWidth();
    final int viewHeight = view.getHeight();
    final int viewCenterX = screenPos[0] + viewWidth / 2;
    final int screenWidth = context.getResources().getDisplayMetrics().widthPixels;
    final int estimatedToastHeight = (int) (ESTIMATED_TOAST_HEIGHT_DIPS
            * context.getResources().getDisplayMetrics().density);

    Toast cheatSheet = Toast.makeText(context, text, Toast.LENGTH_SHORT);
    boolean showBelow = screenPos[1] < estimatedToastHeight;
    if (showBelow) {
        // Show below
        // Offsets are after decorations (e.g. status bar) are factored in
        cheatSheet.setGravity(Gravity.TOP | Gravity.CENTER_HORIZONTAL, viewCenterX - screenWidth / 2,
                screenPos[1] - displayFrame.top + viewHeight);
    } else {
        // Show above
        // Offsets are after decorations (e.g. status bar) are factored in
        // NOTE: We can't use Gravity.BOTTOM because when the keyboard is up
        // its height isn't factored in.
        cheatSheet.setGravity(Gravity.TOP | Gravity.CENTER_HORIZONTAL, viewCenterX - screenWidth / 2,
                screenPos[1] - displayFrame.top - estimatedToastHeight);
    }

    cheatSheet.show();
    return true;
}

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From source file:Main.java

public static Rect getBitmapRectFromImageView(ImageView imageView) {
    Drawable drawable = imageView.getDrawable();
    Bitmap bitmap = null;/*  w  w  w  . j  av a  2 s. co m*/
    if (drawable instanceof BitmapDrawable) {
        bitmap = ((BitmapDrawable) drawable).getBitmap();
    }

    Rect rect = new Rect();
    boolean isVisible = imageView.getGlobalVisibleRect(rect);
    if (!isVisible) {
        int[] location = new int[2];
        imageView.getLocationOnScreen(location);

        rect.left = location[0];
        rect.top = location[1];
        rect.right = rect.left + imageView.getWidth();
        rect.bottom = rect.top + imageView.getHeight();
    }

    if (bitmap != null) {

        int bitmapWidth = bitmap.getWidth();
        int bitmapHeight = bitmap.getHeight();

        int imageViewWidth = imageView.getWidth() - imageView.getPaddingLeft() - imageView.getPaddingRight();
        int imageviewHeight = imageView.getHeight() - imageView.getPaddingTop() - imageView.getPaddingBottom();

        float startScale;
        if ((float) imageViewWidth / bitmapWidth > (float) imageviewHeight / bitmapHeight) {
            // Extend start bounds horizontally
            startScale = (float) imageviewHeight / bitmapHeight;
        } else {
            startScale = (float) imageViewWidth / bitmapWidth;
        }

        bitmapHeight = (int) (bitmapHeight * startScale);
        bitmapWidth = (int) (bitmapWidth * startScale);

        int deltaX = (imageViewWidth - bitmapWidth) / 2;
        int deltaY = (imageviewHeight - bitmapHeight) / 2;

        rect.set(rect.left + deltaX, rect.top + deltaY, rect.right - deltaX, rect.bottom - deltaY);

        return rect;
    } else {
        return null;
    }
}

---

From source file:Main.java

/**
 * @param activity/*w  ww.  j  a  v a2s. co  m*/
 * @return > 0 success; <= 0 fail
 */
public static int getStatusHeight(Activity activity) {
    int statusHeight = 0;
    Rect localRect = new Rect();
    activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(localRect);
    statusHeight = localRect.top;
    if (0 == statusHeight) {
        Class<?> localClass;
        try {
            localClass = Class.forName("com.android.internal.R$dimen");
            Object localObject = localClass.newInstance();
            int i5 = Integer.parseInt(localClass.getField("status_bar_height").get(localObject).toString());
            statusHeight = activity.getResources().getDimensionPixelSize(i5);
        } catch (ClassNotFoundException | IllegalAccessException | InstantiationException
                | IllegalArgumentException | SecurityException | NoSuchFieldException e) {
            e.printStackTrace();
        }
    }
    return statusHeight;
}

---

From source file:Main.java

public static Bitmap duplicateBitmap(Bitmap bmpSrc, int width, int height) {
    if (null == bmpSrc) {
        return null;
    }//w  ww  .j a  v  a2  s. c om

    int bmpSrcWidth = bmpSrc.getWidth();
    int bmpSrcHeight = bmpSrc.getHeight();

    Bitmap bmpDest = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    if (null != bmpDest) {
        Canvas canvas = new Canvas(bmpDest);
        Rect viewRect = new Rect();
        final Rect rect = new Rect(0, 0, bmpSrcWidth, bmpSrcHeight);
        if (bmpSrcWidth <= width && bmpSrcHeight <= height) {
            viewRect.set(rect);
        } else if (bmpSrcHeight > height && bmpSrcWidth <= width) {
            viewRect.set(0, 0, bmpSrcWidth, height);
        } else if (bmpSrcHeight <= height && bmpSrcWidth > width) {
            viewRect.set(0, 0, width, bmpSrcWidth);
        } else if (bmpSrcHeight > height && bmpSrcWidth > width) {
            viewRect.set(0, 0, width, height);
        }
        canvas.drawBitmap(bmpSrc, rect, viewRect, null);
    }

    return bmpDest;
}

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From source file:Main.java

/**
 * to judge whether items take full page
 * if not ,even if last item is visible ,we should not call listener
 *
 * @return whether items take up full page
 *//*from  w w w. j  a v  a2 s  .  c o m*/
public static boolean itemTakeFullPage(ListView list) {
    if (list.getChildCount() > 0) {
        int totalHeight = 0;
        for (int i = 0; i < list.getChildCount(); i++) {
            View child = list.getChildAt(i);
            Rect childRect = new Rect();
            child.getDrawingRect(childRect);
            totalHeight += childRect.height();
        }
        Rect visibleRect = new Rect();
        list.getGlobalVisibleRect(visibleRect);
        return (visibleRect.bottom - visibleRect.top) - totalHeight < VISIBLE_SLOP;
    }
    return false;
}

---

From source file:Main.java

public static int getStatusHeight(Activity activity) {
    int statusBarHeight = 0;
    try {//w  w w .  ja  va 2 s .  com
        Class<?> c = Class.forName("com.android.internal.R$dimen");
        Object o = c.newInstance();
        Field field = c.getField("status_bar_height");
        int x = (Integer) field.get(o);
        statusBarHeight = activity.getResources().getDimensionPixelSize(x);
    } catch (Exception e) {
        e.printStackTrace();
        Rect frame = new Rect();
        activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
        statusBarHeight = frame.top;
    }
    return statusBarHeight;
}

---

From source file:Main.java

/**
 * Returns the node's bounds clipped to the size of the display
 *
 * @param node/*from  w  w  w.ja  v  a  2s.c  o  m*/
 * @param width pixel width of the display
 * @param height pixel height of the display
 * @return null if node is null, else a Rect containing visible bounds
 */
public static Rect getVisibleBoundsInScreen(AccessibilityNodeInfo node, int width, int height) {
    if (node == null) {
        return null;
    }
    // targeted node's bounds
    Rect nodeRect = new Rect();
    node.getBoundsInScreen(nodeRect);

    Rect displayRect = new Rect();
    displayRect.top = 0;
    displayRect.left = 0;
    displayRect.right = width;
    displayRect.bottom = height;

    nodeRect.intersect(displayRect);
    return nodeRect;
}

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From source file:Main.java

public static void drawTextCenter(Canvas canvas, RectF rectf, String s, String s1, Paint paint, Paint paint1) {
    Rect rect = new Rect();
    paint.getTextBounds(s, 0, s.length(), rect);
    float f = rectf.left + (rectf.width() - (float) rect.width()) / 2.0F;
    float f1 = rectf.top + (rectf.height() + (float) rect.height()) / 2.0F;
    canvas.drawText(s, f, f1, paint);//from   www  .j a  va2s. c o m
    Rect rect1 = new Rect();
    paint1.getTextBounds(s, 0, s.length(), rect1);
    canvas.drawText(s1, 6F + (f + (float) rect.width()), (f1 - (float) rect.height()) + (float) rect1.height(),
            paint1);
}

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From source file:Main.java

public static Rect getLocationInView(View parent, View child) {
    if (child == null || parent == null) {
        throw new IllegalArgumentException("parent and child can not be null .");
    }/*from w w w.jav a2  s  .co  m*/

    View decorView = null;
    Context context = child.getContext();
    if (context instanceof Activity) {
        decorView = ((Activity) context).getWindow().getDecorView();
    }

    Rect result = new Rect();
    Rect tmpRect = new Rect();

    View tmp = child;

    if (child == parent) {
        child.getHitRect(result);
        return result;
    }
    while (tmp != decorView && tmp != parent) {
        tmp.getHitRect(tmpRect);
        if (!tmp.getClass().equals(FRAGMENT_CON)) {
            result.left += tmpRect.left;
            result.top += tmpRect.top;
        }
        tmp = (View) tmp.getParent();
    }
    result.right = result.left + child.getMeasuredWidth();
    result.bottom = result.top + child.getMeasuredHeight();
    return result;
}

---

From source file:Main.java

public static int getStatusBarHeight(Activity activity) {
    Rect outRect = new Rect();
    activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(outRect);
    return outRect.top;
}

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