@NotNull
@Override
public VisualPosition build(@NotNull EditorPosition position) {
int diff = myTargetLogical.column - position.logicalColumn;
position.logicalColumn += diff;
position.visualColumn += diff;
position.offset += diff;
return position.buildVisualPosition();
}
@Override
public VisualPosition processSoftWrap(@NotNull EditorPosition position, SoftWrap softWrap) {
position.visualColumn = softWrap.getIndentInColumns();
position.softWrapColumnDiff += softWrap.getIndentInColumns();
if (position.logicalLine < myTargetLogical.line
|| position.logicalColumn != myTargetLogical.column) {
return null;
}
return position.buildVisualPosition();
}
@Override
protected VisualPosition buildIfExceeds(EditorPosition context, TabData tabData) {
if (context.logicalLine < myTargetLogical.line) {
return null;
}
int diff = myTargetLogical.column - context.logicalColumn;
if (diff >= tabData.widthInColumns) {
return null;
}
context.logicalColumn += diff;
context.visualColumn += diff;
return context.buildVisualPosition();
}
@Override
protected VisualPosition buildIfExceeds(EditorPosition position, int offset) {
if (position.logicalLine < myTargetLogical.line) {
return null;
}
int diff = myTargetLogical.column - position.logicalColumn;
if (offset - position.offset < diff) {
return null;
}
position.visualColumn += diff;
// Don't update other dimensions like logical position and offset because we need only visual
// position here.
return position.buildVisualPosition();
}
@Override
protected VisualPosition buildIfExceeds(
@NotNull EditorPosition context, @NotNull FoldRegion foldRegion) {
int foldEndLine = myEditor.getDocument().getLineNumber(foldRegion.getEndOffset());
if (myTargetLogical.line > foldEndLine) {
return null;
}
if (myTargetLogical.line < foldEndLine) {
// Map all logical position that point inside collapsed fold region to visual position of its
// start.
return context.buildVisualPosition();
}
FoldingData data = getFoldRegionData(foldRegion);
int foldEndColumn;
if (data == null) {
int xStart =
myEditor.getDocument().getLineNumber(foldRegion.getStartOffset()) == foldEndLine
? context.x
: 0;
foldEndColumn =
myRepresentationHelper.toVisualColumnSymbolsNumber(
myEditor.getDocument().getCharsSequence(),
foldRegion.getStartOffset(),
foldRegion.getEndOffset(),
xStart);
} else {
foldEndColumn = data.getCollapsedSymbolsWidthInColumns();
}
if (foldEndLine == context.logicalLine) {
// Single-line fold region.
foldEndColumn += context.logicalColumn;
}
if (foldEndColumn <= myTargetLogical.column) {
return null;
}
// Map all logical position that point inside collapsed fold region to visual position of its
// start.
return context.buildVisualPosition();
}