Java Code Examples for java.awt.Rectangle#setBounds()
The following examples show how to use
java.awt.Rectangle#setBounds() .
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Example 1
| Source File: AreaList.java From TrakEM2 with GNU General Public License v3.0 | 6 votes |
|
/** Returns the bounds of this object as it shows in the given layer. */
@Override
public Rectangle getBounds(final Rectangle r, final Layer layer) {
if (null == layer) return super.getBounds(r, null);
final Area area = (Area)ht_areas.get(layer.getId());
if (null == area) {
if (null == r) return new Rectangle();
r.x = 0;
r.y = 0;
r.width = 0;
r.height = 0;
return r;
}
final Rectangle b = area.createTransformedArea(this.at).getBounds();
if (null == r) return b;
r.setBounds(b.x, b.y, b.width, b.height);
return r;
}
Example 2
| Source File: SunGraphics2D.java From openjdk-jdk9 with GNU General Public License v2.0 | 6 votes |
|
public Rectangle getClipBounds(Rectangle r) {
if (clipState != CLIP_DEVICE) {
if (transformState <= TRANSFORM_INT_TRANSLATE) {
if (usrClip instanceof Rectangle) {
r.setBounds((Rectangle) usrClip);
} else {
r.setFrame(usrClip.getBounds2D());
}
r.translate(-transX, -transY);
} else {
r.setFrame(getClip().getBounds2D());
}
} else if (r == null) {
throw new NullPointerException("null rectangle parameter");
}
return r;
}
Example 3
| Source File: MetalToolBarUI.java From openjdk-jdk9 with GNU General Public License v2.0 | 6 votes |
|
public void mousePressed(MouseEvent e) {
super.mousePressed(e);
if (!toolBar.isEnabled()) {
return;
}
pressedInBumps = false;
Rectangle bumpRect = new Rectangle();
if (toolBar.getOrientation() == JToolBar.HORIZONTAL) {
int x = MetalUtils.isLeftToRight(toolBar) ? 0 : toolBar.getSize().width-14;
bumpRect.setBounds(x, 0, 14, toolBar.getSize().height);
} else { // vertical
bumpRect.setBounds(0, 0, toolBar.getSize().width, 14);
}
if (bumpRect.contains(e.getPoint())) {
pressedInBumps = true;
Point dragOffset = e.getPoint();
if (!MetalUtils.isLeftToRight(toolBar)) {
dragOffset.x -= (toolBar.getSize().width
- toolBar.getPreferredSize().width);
}
setDragOffset(dragOffset);
}
}
Example 4
| Source File: BlockCaret.java From basicv2 with The Unlicense | 6 votes |
|
public void paint(Graphics g) {
if (isVisible()) {
try {
JTextComponent component = getComponent();
Rectangle r = component.getUI().modelToView(component, getDot());
Color c = g.getColor();
g.setColor(component.getBackground());
g.setXORMode(component.getCaretColor());
r.setBounds(r.x, r.y, g.getFontMetrics().charWidth('w'), g.getFontMetrics().getHeight());
g.fillRect(r.x, r.y, r.width, r.height);
g.setPaintMode();
g.setColor(c);
} catch (BadLocationException e) {
e.printStackTrace();
}
}
}
Example 5
| Source File: SunGraphics2D.java From openjdk-8 with GNU General Public License v2.0 | 6 votes |
|
public Rectangle getClipBounds(Rectangle r) {
if (clipState != CLIP_DEVICE) {
if (transformState <= TRANSFORM_INT_TRANSLATE) {
if (usrClip instanceof Rectangle) {
r.setBounds((Rectangle) usrClip);
} else {
r.setFrame(usrClip.getBounds2D());
}
r.translate(-transX, -transY);
} else {
r.setFrame(getClip().getBounds2D());
}
} else if (r == null) {
throw new NullPointerException("null rectangle parameter");
}
return r;
}
Example 6
| Source File: JDomUtility.java From jclic with GNU General Public License v2.0 | 6 votes |
|
public static Rectangle getRectangle(org.jdom.Element e, String id, Rectangle defaultValue) {
if (id != null) {
e = getChildWithId(e, RECTANGLE, id);
} else if (e != null && !e.getName().equals(RECTANGLE)) {
e = e.getChild(RECTANGLE);
}
if (e == null) {
return defaultValue;
}
Rectangle r = (defaultValue == null ? new Rectangle() : new Rectangle(defaultValue));
r.setBounds(
getIntAttr(e, LEFT, r.x),
getIntAttr(e, TOP, r.y),
getIntAttr(e, WIDTH, r.width),
getIntAttr(e, HEIGHT, r.height));
return r;
}
Example 7
| Source File: LegendGraphicTests.java From astor with GNU General Public License v2.0 | 6 votes |
|
/**
* Confirm that cloning works.
*/
public void testCloning() {
Rectangle r = new Rectangle(1, 2, 3, 4);
LegendGraphic g1 = new LegendGraphic(r, Color.black);
LegendGraphic g2 = null;
try {
g2 = (LegendGraphic) g1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(g1 != g2);
assertTrue(g1.getClass() == g2.getClass());
assertTrue(g1.equals(g2));
// check independence
r.setBounds(4, 3, 2, 1);
assertFalse(g1.equals(g2));
}
Example 8
| Source File: GuiGraphicBuffer.java From tn5250j with GNU General Public License v2.0 | 6 votes |
|
/**
* Fills the passed Rectangle with the starting row and column and width and
* height of the selected area.
*
* 1 BASED so column 1 row one is returned 1,1
*
* If there is no area bounded then the full screen area is returned.
*
* @param bounds
*/
public void getBoundingArea(Rectangle bounds) {
// check to see if there is an area selected. If not then return all
// screen area.
if (!gui.rubberband.isAreaSelected()) {
bounds.setBounds(1, 1, screen.getColumns(), screen.getRows());
} else {
// lets get the bounding area using a rectangle that we have already
// allocated
gui.rubberband.getBoundingArea(workR);
// get starting row and column
int sPos = getRowColFromPoint(workR.x, workR.y);
// get the width and height
int ePos = getRowColFromPoint(workR.width, workR.height);
int row = screen.getRow(sPos) + 1;
int col = screen.getCol(sPos) + 1;
bounds.setBounds(row, col, screen.getCol(ePos) + 1, screen.getRow(ePos) + 1);
}
}
Example 9
| Source File: MetalToolBarUI.java From JDKSourceCode1.8 with MIT License | 6 votes |
|
public void mousePressed(MouseEvent e) {
super.mousePressed(e);
if (!toolBar.isEnabled()) {
return;
}
pressedInBumps = false;
Rectangle bumpRect = new Rectangle();
if (toolBar.getOrientation() == JToolBar.HORIZONTAL) {
int x = MetalUtils.isLeftToRight(toolBar) ? 0 : toolBar.getSize().width-14;
bumpRect.setBounds(x, 0, 14, toolBar.getSize().height);
} else { // vertical
bumpRect.setBounds(0, 0, toolBar.getSize().width, 14);
}
if (bumpRect.contains(e.getPoint())) {
pressedInBumps = true;
Point dragOffset = e.getPoint();
if (!MetalUtils.isLeftToRight(toolBar)) {
dragOffset.x -= (toolBar.getSize().width
- toolBar.getPreferredSize().width);
}
setDragOffset(dragOffset);
}
}
Example 10
| Source File: XYAreaRenderer2Test.java From ECG-Viewer with GNU General Public License v2.0 | 5 votes |
|
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
XYAreaRenderer2 r1 = new XYAreaRenderer2();
Rectangle rect = new Rectangle(1, 2, 3, 4);
r1.setLegendArea(rect);
XYAreaRenderer2 r2 = (XYAreaRenderer2) r1.clone();
assertTrue(r1 != r2);
assertTrue(r1.getClass() == r2.getClass());
assertTrue(r1.equals(r2));
// check independence
rect.setBounds(99, 99, 99, 99);
assertFalse(r1.equals(r2));
}
Example 11
| Source File: ImagePair.java From hifive-pitalium with Apache License 2.0 | 5 votes |
|
/**
* Expand the splitRectangle, if it borders on subRectangle, as much as border removed
*
* @param subRectangle Rectangle for checking expansion
* @param splitRectangle Rectangle which is expanded
* @param sub_margin how much border removed
*/
private void expand(Rectangle subRectangle, Rectangle splitRectangle, int sub_margin) {
int subX = (int) subRectangle.getX(), subY = (int) subRectangle.getY();
int subWidth = (int) subRectangle.getWidth(), subHeight = (int) subRectangle.getHeight();
int splitX = (int) splitRectangle.getX(), splitY = (int) splitRectangle.getY();
int splitWidth = (int) splitRectangle.getWidth(), splitHeight = (int) splitRectangle.getHeight();
// Left-directional expansion
if (splitX <= subX) {
splitX = subX - sub_margin;
splitWidth = splitWidth + sub_margin;
}
// Top-directional expansion
if (splitY <= subY) {
splitY = subY - sub_margin;
splitHeight = splitHeight + sub_margin;
}
// Right-directional expansion
if (splitX + splitWidth >= subX + subWidth) {
splitWidth = subX + subWidth + sub_margin - splitX;
}
// Down-directional expansion
if (splitY + splitHeight >= subY + subHeight) {
splitHeight = subY + subHeight + sub_margin - splitY;
}
splitRectangle.setBounds(splitX, splitY, splitWidth, splitHeight);
}
Example 12
| Source File: ActiveMediaPlayer.java From jclic with GNU General Public License v2.0 | 5 votes |
|
public void checkVisualComponentBounds(ActiveBox bxi) {
if (visualComponent == null)
return;
Rectangle enclosingRect = new Rectangle();
if (!mc.free)
enclosingRect.setBounds(bxi.getBounds());
else
enclosingRect.setBounds(ps.getComponent().getBounds());
Point offset = new Point();
Dimension dim = new Dimension(visualComponent.getPreferredSize());
if (mc.absLocation != null) {
offset.setLocation(mc.absLocation);
if (offset.x + dim.width > enclosingRect.width)
offset.x = enclosingRect.width - dim.width;
if (offset.y + dim.height > enclosingRect.height)
offset.y = enclosingRect.height - dim.height;
}
if (mc.stretch) {
int extraW = enclosingRect.width - offset.x - dim.width;
if (extraW < 0) {
dim.width = enclosingRect.width - offset.x;
extraW = 0;
}
int extraH = enclosingRect.height - offset.y - dim.height;
if (extraH < 0) {
dim.height = enclosingRect.height - offset.y;
extraH = 0;
}
if (mc.absLocation == null) {
offset.x += extraW / 2;
offset.y += extraH / 2;
}
}
Rectangle vRect = new Rectangle(enclosingRect.x + offset.x, enclosingRect.y + offset.y, dim.width, dim.height);
visualComponent.setSize(dim);
visualComponent.setLocation(vRect.getLocation());
visualComponent.setBounds(vRect);
}
Example 13
| Source File: GIFImageWriter.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
Example 14
| Source File: GIFImageWriter.java From openjdk-8-source with GNU General Public License v2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
Example 15
| Source File: GIFImageWriter.java From Bytecoder with Apache License 2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
Example 16
| Source File: GIFImageWriter.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
Example 17
| Source File: GIFImageWriter.java From openjdk-8 with GNU General Public License v2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
Example 18
| Source File: TransformableCanvasComponent.java From visualvm with GNU General Public License v2.0 | 4 votes |
|
private void shift(Graphics g, int idx, int idy, int width, int height) {
Rectangle areaToRepaint = new Rectangle();
if (idx == 0) {
// Vertical shift
if (idy > 0) {
// --- Shift down --------------------------------------
g.copyArea(0, 0, width, height - idy, 0, idy);
areaToRepaint.setBounds(0, 0, width, idy);
} else {
// --- Shift up ----------------------------------------
g.copyArea(0, -idy, width, height + idy, 0, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
}
} else if (idy == 0) {
// Horizontal shift
if (idx > 0) {
// --- Shift right -------------------------------------
g.copyArea(0, 0, width - idx, height, idx, 0);
areaToRepaint.setBounds(0, 0, idx, height);
} else {
// --- Shift left --------------------------------------
g.copyArea(-idx, 0, width + idx, height, idx, 0);
areaToRepaint.setBounds(width + idx, 0, -idx, height);
}
} else {
// Diagonal shift
if (idx > 0) {
// Shift right
if (idy > 0) {
// --- Shift right down ------------------------
g.copyArea(0, 0, width - idx, height - idy, idx, idy);
areaToRepaint.setBounds(0, 0, width, idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(0, idy, idx, height - idy);
} else {
// --- Shift right up --------------------------
g.copyArea(0, -idy, width - idx, height + idy, idx, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(0, 0, idx, height + idy);
}
} else {
// Shift left
if (idy > 0) {
// --- Shift left down -------------------------
g.copyArea(-idx, 0, width + idx, height - idy, idx, idy);
areaToRepaint.setBounds(0, 0, width, idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(width + idx, idy, -idx, height - idy);
} else {
// --- Shift left up ---------------------------
g.copyArea(-idx, -idy, width + idx, height + idy, idx, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(width + idx, 0, -idx, height + idy);
}
}
}
paintContents(g, areaToRepaint);
}
Example 19
| Source File: TransformableCanvasComponent.java From netbeans with Apache License 2.0 | 4 votes |
|
private void shift(Graphics g, int idx, int idy, int width, int height) {
Rectangle areaToRepaint = new Rectangle();
if (idx == 0) {
// Vertical shift
if (idy > 0) {
// --- Shift down --------------------------------------
g.copyArea(0, 0, width, height - idy, 0, idy);
areaToRepaint.setBounds(0, 0, width, idy);
} else {
// --- Shift up ----------------------------------------
g.copyArea(0, -idy, width, height + idy, 0, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
}
} else if (idy == 0) {
// Horizontal shift
if (idx > 0) {
// --- Shift right -------------------------------------
g.copyArea(0, 0, width - idx, height, idx, 0);
areaToRepaint.setBounds(0, 0, idx, height);
} else {
// --- Shift left --------------------------------------
g.copyArea(-idx, 0, width + idx, height, idx, 0);
areaToRepaint.setBounds(width + idx, 0, -idx, height);
}
} else {
// Diagonal shift
if (idx > 0) {
// Shift right
if (idy > 0) {
// --- Shift right down ------------------------
g.copyArea(0, 0, width - idx, height - idy, idx, idy);
areaToRepaint.setBounds(0, 0, width, idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(0, idy, idx, height - idy);
} else {
// --- Shift right up --------------------------
g.copyArea(0, -idy, width - idx, height + idy, idx, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(0, 0, idx, height + idy);
}
} else {
// Shift left
if (idy > 0) {
// --- Shift left down -------------------------
g.copyArea(-idx, 0, width + idx, height - idy, idx, idy);
areaToRepaint.setBounds(0, 0, width, idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(width + idx, idy, -idx, height - idy);
} else {
// --- Shift left up ---------------------------
g.copyArea(-idx, -idy, width + idx, height + idy, idx, idy);
areaToRepaint.setBounds(0, height + idy, width, -idy);
paintContents(g, areaToRepaint);
areaToRepaint.setBounds(width + idx, 0, -idx, height + idy);
}
}
}
paintContents(g, areaToRepaint);
}
Example 20
| Source File: GIFImageWriter.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
|
/**
* Compute the source region and destination dimensions taking any
* parameter settings into account.
*/
private static void computeRegions(Rectangle sourceBounds,
Dimension destSize,
ImageWriteParam p) {
ImageWriteParam param;
int periodX = 1;
int periodY = 1;
if (p != null) {
int[] sourceBands = p.getSourceBands();
if (sourceBands != null &&
(sourceBands.length != 1 ||
sourceBands[0] != 0)) {
throw new IllegalArgumentException("Cannot sub-band image!");
}
// Get source region and subsampling factors
Rectangle sourceRegion = p.getSourceRegion();
if (sourceRegion != null) {
// Clip to actual image bounds
sourceRegion = sourceRegion.intersection(sourceBounds);
sourceBounds.setBounds(sourceRegion);
}
// Adjust for subsampling offsets
int gridX = p.getSubsamplingXOffset();
int gridY = p.getSubsamplingYOffset();
sourceBounds.x += gridX;
sourceBounds.y += gridY;
sourceBounds.width -= gridX;
sourceBounds.height -= gridY;
// Get subsampling factors
periodX = p.getSourceXSubsampling();
periodY = p.getSourceYSubsampling();
}
// Compute output dimensions
destSize.setSize((sourceBounds.width + periodX - 1)/periodX,
(sourceBounds.height + periodY - 1)/periodY);
if (destSize.width <= 0 || destSize.height <= 0) {
throw new IllegalArgumentException("Empty source region!");
}
}
