Example usage for android.graphics RectF intersects

Introduction

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

Prototype

public static boolean intersects(RectF a, RectF b) 

Source Link

Document

Returns true iff the two specified rectangles intersect.

Usage

From source file:org.uoyabause.android.PadButton.java

public boolean intersects(RectF r) {
    return RectF.intersects(rect, r);
}

---

From source file:com.zenithed.core.widget.scaledimageview.ScaledImageView.java

/**
 * Loads the optimum tiles for display at the current scale and translate, so the screen can be filled with tiles
 * that are at least as high resolution as the screen. Frees up bitmaps that are now off the screen.
 * @param load Whether to load the new tiles needed. Use false while scrolling/panning for performance.
 *//*from   ww w. j  av a 2s  .com*/
private void refreshRequiredTiles(boolean load) {
    final int sampleSize = Math.min(mFullImageSampleSize,
            calculateInSampleSize((int) (mScale * mContentWidth), (int) (mScale * mContentHeight)));
    final RectF vVisRect = new RectF(0, 0, getWidth(), getHeight());
    final RectF sVisRect = viewToSourceRect(vVisRect);

    // Load tiles of the correct sample size that are on screen. Discard tiles off screen, and those that are higher
    // resolution than required, or lower res than required but not the base layer, so the base layer is always present.
    final SparseArray<List<Tile>> tileMap = mTileMap;
    final int SIZE = mTileMap.size();

    List<Tile> tileList = null;

    for (int i = 0; i < SIZE; i++) {
        tileList = tileMap.valueAt(i);
        for (Tile tile : tileList) {
            if (tile.sampleSize < sampleSize
                    || (tile.sampleSize > sampleSize && tile.sampleSize != mFullImageSampleSize)) {
                tile.visible = false;
                if (tile.bitmap != null) {
                    tile.bitmap.recycle();
                    tile.bitmap = null;
                }
            }
            if (tile.sampleSize == sampleSize) {
                if (RectF.intersects(sVisRect, convertRect(tile.sRect))) {
                    tile.visible = true;
                    if (!tile.loading && tile.bitmap == null && load) {
                        BitmapTileTask task = new BitmapTileTask(this, mBitmapRegionDecoder, tile);
                        task.execute();

                        mTasks.add(task);
                    }
                } else if (tile.sampleSize != mFullImageSampleSize) {
                    tile.visible = false;
                    if (tile.bitmap != null) {
                        tile.bitmap.recycle();
                        tile.bitmap = null;
                    }
                }
            } else if (tile.sampleSize == mFullImageSampleSize) {
                tile.visible = true;
            }
        }
    }

}

---

From source file:xiaofan.llongimageview.view.SubsamplingScaleImageView.java

/**
 * Loads the optimum tiles for display at the current scale and translate, so the screen can be filled with tiles
 * that are at least as high resolution as the screen. Frees up bitmaps that are now off the screen.
 * @param load Whether to load the new tiles needed. Use false while scrolling/panning for performance.
 *///from  w ww.  j  a  va  2 s.co  m
private void refreshRequiredTiles(boolean load) {
    int sampleSize = Math.min(fullImageSampleSize, calculateInSampleSize());
    RectF vVisRect = new RectF(0, 0, getWidth(), getHeight());
    RectF sVisRect = viewToSourceRect(vVisRect);

    // Load tiles of the correct sample size that are on screen. Discard tiles off screen, and those that are higher
    // resolution than required, or lower res than required but not the base layer, so the base layer is always present.
    for (Map.Entry<Integer, List<Tile>> tileMapEntry : tileMap.entrySet()) {
        for (Tile tile : tileMapEntry.getValue()) {
            if (tile.sampleSize < sampleSize
                    || (tile.sampleSize > sampleSize && tile.sampleSize != fullImageSampleSize)) {
                tile.visible = false;
                if (tile.bitmap != null) {
                    tile.bitmap.recycle();
                    tile.bitmap = null;
                }
            }
            if (tile.sampleSize == sampleSize) {
                if (RectF.intersects(sVisRect, convertRect(tile.sRect))) {
                    tile.visible = true;
                    if (!tile.loading && tile.bitmap == null && load) {
                        BitmapTileTask task = new BitmapTileTask(this, decoder, decoderLock, tile);
                        task.execute();
                    }
                } else if (tile.sampleSize != fullImageSampleSize) {
                    tile.visible = false;
                    if (tile.bitmap != null) {
                        tile.bitmap.recycle();
                        tile.bitmap = null;
                    }
                }
            } else if (tile.sampleSize == fullImageSampleSize) {
                tile.visible = true;
            }
        }
    }

}

---

From source file:com.bizcom.vc.widget.cus.SubsamplingScaleImageView.java

/**
 * Loads the optimum tiles for display at the current scale and translate,
 * so the screen can be filled with tiles that are at least as high
 * resolution as the screen. Frees up bitmaps that are now off the screen.
 * //from w  w  w  . j  a  v  a  2 s  .c  o  m
 * @param load
 *            Whether to load the new tiles needed. Use false while
 *            scrolling/panning for performance.
 */
private void refreshRequiredTiles(boolean load) {
    int sampleSize = Math.min(fullImageSampleSize, calculateInSampleSize());
    RectF vVisRect = new RectF(0, 0, getWidth(), getHeight());
    RectF sVisRect = viewToSourceRect(vVisRect);

    // Load tiles of the correct sample size that are on screen. Discard
    // tiles off screen, and those that are higher
    // resolution than required, or lower res than required but not the base
    // layer, so the base layer is always present.
    for (Map.Entry<Integer, List<Tile>> tileMapEntry : tileMap.entrySet()) {
        for (Tile tile : tileMapEntry.getValue()) {
            if (tile.sampleSize < sampleSize
                    || (tile.sampleSize > sampleSize && tile.sampleSize != fullImageSampleSize)) {
                tile.visible = false;
                if (tile.bitmap != null) {
                    tile.bitmap.recycle();
                    tile.bitmap = null;
                }
            }
            if (tile.sampleSize == sampleSize) {
                if (RectF.intersects(sVisRect, convertRect(tile.sRect))) {
                    tile.visible = true;
                    if (!tile.loading && tile.bitmap == null && load) {
                        BitmapTileTask task = new BitmapTileTask(this, decoder, decoderLock, tile);
                        task.execute();
                    }
                } else if (tile.sampleSize != fullImageSampleSize) {
                    tile.visible = false;
                    if (tile.bitmap != null) {
                        tile.bitmap.recycle();
                        tile.bitmap = null;
                    }
                }
            } else if (tile.sampleSize == fullImageSampleSize) {
                tile.visible = true;
            }
        }
    }

}

---