/**
* Creates preview for the device(video) in the video container.
*
* @param device the device
* @param videoContainer the container
* @throws IOException a problem accessing the device.
* @throws MediaException a problem getting preview.
*/
private static void createPreview(MediaDevice device, final JComponent videoContainer)
throws IOException, MediaException {
videoContainer.removeAll();
videoContainer.revalidate();
videoContainer.repaint();
if (device == null) return;
Component c =
(Component)
GuiActivator.getMediaService()
.getVideoPreviewComponent(
device, videoContainer.getSize().width, videoContainer.getSize().height);
videoContainer.add(c);
}
@Nullable
private Rectangle getHintBounds() {
LightweightHint hint = myHint;
if (hint == null) {
return null;
}
JComponent hintComponent = hint.getComponent();
if (!hintComponent.isShowing()) {
return null;
}
return new Rectangle(hintComponent.getLocationOnScreen(), hintComponent.getSize());
}
/*
* Create a BufferedImage for Swing components.
* The entire component will be captured to an image.
*
* @param component Swing component to create image from
* @param fileName name of file to be created or null
* @return image the image for the given region
* @exception IOException if an error occurs during writing
*/
public static BufferedImage createImage(JComponent component, String fileName)
throws IOException {
Dimension d = component.getSize();
if (d.width == 0) {
d = component.getPreferredSize();
component.setSize(d);
}
Rectangle region = new Rectangle(0, 0, d.width, d.height);
return ScreenCapture.createImage(component, region, fileName);
}
@Nullable
private Point createToolTipImage(@NotNull KeyType key) {
UIUtil.putClientProperty(myComponent, EXPANDED_RENDERER, true);
Pair<Component, Rectangle> rendererAndBounds = getCellRendererAndBounds(key);
UIUtil.putClientProperty(myComponent, EXPANDED_RENDERER, null);
if (rendererAndBounds == null) return null;
JComponent renderer = ObjectUtils.tryCast(rendererAndBounds.first, JComponent.class);
if (renderer == null) return null;
if (renderer.getClientProperty(DISABLE_EXPANDABLE_HANDLER) != null) return null;
if (UIUtil.getClientProperty((JComponent) rendererAndBounds.getFirst(), USE_RENDERER_BOUNDS)
== Boolean.TRUE) {
rendererAndBounds.getSecond().translate(renderer.getX(), renderer.getY());
rendererAndBounds.getSecond().setSize(renderer.getSize());
}
myKeyItemBounds = rendererAndBounds.second;
Rectangle cellBounds = myKeyItemBounds;
Rectangle visibleRect = getVisibleRect(key);
if (cellBounds.y < visibleRect.y) return null;
int cellMaxY = cellBounds.y + cellBounds.height;
int visMaxY = visibleRect.y + visibleRect.height;
if (cellMaxY > visMaxY) return null;
int cellMaxX = cellBounds.x + cellBounds.width;
int visMaxX = visibleRect.x + visibleRect.width;
Point location = new Point(visMaxX, cellBounds.y);
SwingUtilities.convertPointToScreen(location, myComponent);
Rectangle screen =
!Registry.is("ide.expansion.hints.on.all.screens")
? ScreenUtil.getScreenRectangle(location)
: ScreenUtil.getAllScreensRectangle();
int borderWidth = isPaintBorder() ? 1 : 0;
int width = Math.min(screen.width + screen.x - location.x - borderWidth, cellMaxX - visMaxX);
int height = cellBounds.height;
if (width <= 0 || height <= 0) return null;
Dimension size = getImageSize(width, height);
myImage = UIUtil.createImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = myImage.createGraphics();
g.setClip(null);
doFillBackground(height, width, g);
g.translate(cellBounds.x - visMaxX, 0);
doPaintTooltipImage(renderer, cellBounds, g, key);
CustomLineBorder border = null;
if (borderWidth > 0) {
border = new CustomLineBorder(getBorderColor(), borderWidth, 0, borderWidth, borderWidth);
location.y -= borderWidth;
size.width += borderWidth;
size.height += borderWidth + borderWidth;
}
g.dispose();
myRendererPane.remove(renderer);
myTipComponent.setBorder(border);
myTipComponent.setPreferredSize(size);
return location;
}