public void testListeners() {
Cascade cascade = new BaseCascade();
CascadeListener listener =
new CascadeListener() {
@Override
public void onStarting(Cascade cascade) {}
@Override
public void onStopping(Cascade cascade) {}
@Override
public void onCompleted(Cascade cascade) {}
@Override
public boolean onThrowable(Cascade cascade, Throwable throwable) {
return false;
}
};
cascade.addListener(listener);
assertTrue("no listener found", cascade.hasListeners());
cascade.removeListener(listener);
assertFalse("listener found", cascade.hasListeners());
}
void initDelegate(Map attributes) throws TransformerException {
attributes.put(Cascade.DIRECTION, wired);
try {
delegate.init(attributes);
} catch (InvalidKeyException x) {
throw new TransformerException("initDelegate()", x);
}
blockSize = delegate.currentBlockSize();
}
static {
MultiCascade mc = new MultiCascade();
Cascade c = mc.getOrCreateCascade("default");
c.put(TEXT, Keyword.AUTO);
Node n = new Node();
n.put("name", "dummy");
SIMPLE_NODE_TEXT_ELEMSTYLE =
create(
new Environment(n, mc, "default", null),
NodeElemStyle.SIMPLE_NODE_ELEMSTYLE.getBoxProvider());
if (SIMPLE_NODE_TEXT_ELEMSTYLE == null) throw new AssertionError();
}
public static BoxTextElemStyle create(Environment env, BoxProvider boxProvider, Rectangle box) {
initDefaultParameters();
Cascade c = env.mc.getCascade(env.layer);
TextElement text = TextElement.create(c, DEFAULT_TEXT_COLOR, false);
if (text == null) return null;
// Skip any primtives that don't have text to draw. (Styles are recreated for any tag change.)
// The concrete text to render is not cached in this object, but computed for each
// repaint. This way, one BoxTextElemStyle object can be used by multiple primitives (to save
// memory).
if (text.labelCompositionStrategy.compose(env.osm) == null) return null;
HorizontalTextAlignment hAlign = HorizontalTextAlignment.RIGHT;
Keyword hAlignKW = c.get("text-anchor-horizontal", Keyword.RIGHT, Keyword.class);
if (equal(hAlignKW.val, "left")) {
hAlign = HorizontalTextAlignment.LEFT;
} else if (equal(hAlignKW.val, "center")) {
hAlign = HorizontalTextAlignment.CENTER;
} else if (equal(hAlignKW.val, "right")) {
hAlign = HorizontalTextAlignment.RIGHT;
}
VerticalTextAlignment vAlign = VerticalTextAlignment.BOTTOM;
String vAlignStr = c.get("text-anchor-vertical", Keyword.BOTTOM, Keyword.class).val;
if (equal(vAlignStr, "above")) {
vAlign = VerticalTextAlignment.ABOVE;
} else if (equal(vAlignStr, "top")) {
vAlign = VerticalTextAlignment.TOP;
} else if (equal(vAlignStr, "center")) {
vAlign = VerticalTextAlignment.CENTER;
} else if (equal(vAlignStr, "bottom")) {
vAlign = VerticalTextAlignment.BOTTOM;
} else if (equal(vAlignStr, "below")) {
vAlign = VerticalTextAlignment.BELOW;
}
return new BoxTextElemStyle(c, text, boxProvider, box, hAlign, vAlign);
}
private byte[] updateInternal(byte[] in, int offset, int length) {
byte[] result;
for (int i = 0; i < length; i++) {
inBuffer.write(in[offset++] & 0xFF);
if (inBuffer.size() >= blockSize) {
result = inBuffer.toByteArray();
inBuffer.reset();
delegate.update(result, 0, result, 0);
outBuffer.write(result, 0, blockSize);
}
}
result = outBuffer.toByteArray();
outBuffer.reset();
return result;
}
void resetDelegate() {
delegate.reset();
blockSize = 0;
}
