private void merge(TextAttributes attributes) {
Color myBackground = myMergedAttributes.getBackgroundColor();
if (myBackground == null || myDefaultBackground.equals(myBackground)) {
myMergedAttributes.setBackgroundColor(attributes.getBackgroundColor());
}
Color myForeground = myMergedAttributes.getForegroundColor();
if (myForeground == null || myDefaultForeground.equals(myForeground)) {
myMergedAttributes.setForegroundColor(attributes.getForegroundColor());
}
if (myMergedAttributes.getFontType() == Font.PLAIN) {
myMergedAttributes.setFontType(attributes.getFontType());
}
}
private static TextAttributes mergeAttributes(TextAttributes primary, TextAttributes secondary) {
if (primary == null) return secondary;
if (secondary == null) return primary;
return new TextAttributes(
primary.getForegroundColor() == null
? secondary.getForegroundColor()
: primary.getForegroundColor(),
primary.getBackgroundColor() == null
? secondary.getBackgroundColor()
: primary.getBackgroundColor(),
primary.getEffectColor() == null ? secondary.getEffectColor() : primary.getEffectColor(),
primary.getEffectType() == null ? secondary.getEffectType() : primary.getEffectType(),
primary.getFontType() == Font.PLAIN ? secondary.getFontType() : primary.getFontType());
}
private void highlightInjectedSyntax(
@NotNull PsiFile injectedPsi, @NotNull HighlightInfoHolder holder) {
List<Trinity<IElementType, SmartPsiElementPointer<PsiLanguageInjectionHost>, TextRange>>
tokens = InjectedLanguageUtil.getHighlightTokens(injectedPsi);
if (tokens == null) return;
final Language injectedLanguage = injectedPsi.getLanguage();
Project project = injectedPsi.getProject();
SyntaxHighlighter syntaxHighlighter =
SyntaxHighlighterFactory.getSyntaxHighlighter(
injectedLanguage, project, injectedPsi.getVirtualFile());
final TextAttributes defaultAttrs = myGlobalScheme.getAttributes(HighlighterColors.TEXT);
for (Trinity<IElementType, SmartPsiElementPointer<PsiLanguageInjectionHost>, TextRange> token :
tokens) {
ProgressManager.checkCanceled();
IElementType tokenType = token.getFirst();
PsiLanguageInjectionHost injectionHost = token.getSecond().getElement();
if (injectionHost == null) continue;
TextRange textRange = token.getThird();
TextAttributesKey[] keys = syntaxHighlighter.getTokenHighlights(tokenType);
if (textRange.getLength() == 0) continue;
TextRange annRange = textRange.shiftRight(injectionHost.getTextRange().getStartOffset());
// force attribute colors to override host' ones
TextAttributes attributes = null;
for (TextAttributesKey key : keys) {
TextAttributes attrs2 = myGlobalScheme.getAttributes(key);
if (attrs2 != null) {
attributes = attributes == null ? attrs2 : TextAttributes.merge(attributes, attrs2);
}
}
TextAttributes forcedAttributes;
if (attributes == null || attributes.isEmpty() || attributes.equals(defaultAttrs)) {
forcedAttributes = TextAttributes.ERASE_MARKER;
} else {
HighlightInfo info =
HighlightInfo.newHighlightInfo(HighlightInfoType.INJECTED_LANGUAGE_FRAGMENT)
.range(annRange)
.textAttributes(TextAttributes.ERASE_MARKER)
.createUnconditionally();
holder.add(info);
forcedAttributes =
new TextAttributes(
attributes.getForegroundColor(),
attributes.getBackgroundColor(),
attributes.getEffectColor(),
attributes.getEffectType(),
attributes.getFontType());
}
HighlightInfo info =
HighlightInfo.newHighlightInfo(HighlightInfoType.INJECTED_LANGUAGE_FRAGMENT)
.range(annRange)
.textAttributes(forcedAttributes)
.createUnconditionally();
holder.add(info);
}
}
@Override
public TextAttributes getTextAttributes() {
TextAttributes ta = myIterators[0].iterator.getTextAttributes();
myMergedAttributes.setAttributes(
ta.getForegroundColor(), ta.getBackgroundColor(), null, null, null, ta.getFontType());
for (int i = 1; i < overlappingRangesCount; i++) {
merge(myIterators[i].iterator.getTextAttributes());
}
return myMergedAttributes;
}
public void advance() {
if (mySegmentIterator.atEnd()) {
myRangeIterator.advance();
TextAttributes textAttributes = myRangeIterator.getTextAttributes();
myCurrentFontStyle = textAttributes == null ? Font.PLAIN : textAttributes.getFontType();
myCurrentForegroundColor =
textAttributes == null ? null : textAttributes.getForegroundColor();
myCurrentBackgroundColor =
textAttributes == null ? null : textAttributes.getBackgroundColor();
mySegmentIterator.reset(
myRangeIterator.getRangeStart(), myRangeIterator.getRangeEnd(), myCurrentFontStyle);
}
mySegmentIterator.advance();
}
private void findNextSuitableRange() {
myNextAttributes = null;
while (myIterator.hasNext()) {
RangeHighlighterEx highlighter = myIterator.next();
if (highlighter == null
|| !highlighter.isValid()
|| !isInterestedInLayer(highlighter.getLayer())) {
continue;
}
// LINES_IN_RANGE highlighters are not supported currently
myNextStart = Math.max(highlighter.getStartOffset(), myStartOffset);
myNextEnd = Math.min(highlighter.getEndOffset(), myEndOffset);
if (myNextStart >= myEndOffset) {
break;
}
if (myNextStart < myCurrentEnd) {
continue; // overlapping ranges withing document markup model are not supported currently
}
TextAttributes attributes = null;
Object tooltip = highlighter.getErrorStripeTooltip();
if (tooltip instanceof HighlightInfo) {
HighlightInfo info = (HighlightInfo) tooltip;
TextAttributesKey key = info.forcedTextAttributesKey;
if (key == null) {
HighlightInfoType type = info.type;
key = type.getAttributesKey();
}
if (key != null) {
attributes = myColorsScheme.getAttributes(key);
}
}
if (attributes == null) {
continue;
}
Color foreground = attributes.getForegroundColor();
Color background = attributes.getBackgroundColor();
if ((foreground == null || myDefaultForeground.equals(foreground))
&& (background == null || myDefaultBackground.equals(background))
&& attributes.getFontType() == Font.PLAIN) {
continue;
}
myNextAttributes = attributes;
break;
}
}