private void paintSelectionOnFirstSoftWrapLineIfNecessary(
Graphics2D g, int columnStart, float xStart, float xEnd, int y) {
VisualPosition selectionStartPosition =
myEditor.getSelectionModel().getSelectionStartPosition();
VisualPosition selectionEndPosition = myEditor.getSelectionModel().getSelectionEndPosition();
int visualLine = myView.yToVisualLine(y);
if (selectionStartPosition.equals(selectionEndPosition)
|| visualLine < selectionStartPosition.line
|| visualLine > selectionEndPosition.line
|| visualLine == selectionEndPosition.line && selectionEndPosition.column <= columnStart) {
return;
}
float startX =
selectionStartPosition.line == visualLine && selectionStartPosition.column > columnStart
? myView.visualPositionToXY(selectionStartPosition).x
: xStart;
float endX =
selectionEndPosition.line == visualLine
? myView.visualPositionToXY(selectionEndPosition).x
: xEnd;
paintBackground(
g,
myEditor.getColorsScheme().getColor(EditorColors.SELECTION_BACKGROUND_COLOR),
startX,
y,
endX - startX);
}
private void paintVirtualSelectionIfNecessary(
Graphics2D g,
Map<Integer, Couple<Integer>> virtualSelectionMap,
int columnStart,
float xStart,
float xEnd,
int y) {
int visualLine = myView.yToVisualLine(y);
Couple<Integer> selectionRange = virtualSelectionMap.get(visualLine);
if (selectionRange == null || selectionRange.second <= columnStart) return;
float startX =
selectionRange.first <= columnStart
? xStart
: myView.visualPositionToXY(new VisualPosition(visualLine, selectionRange.first)).x;
float endX =
Math.min(
xEnd,
myView.visualPositionToXY(new VisualPosition(visualLine, selectionRange.second)).x);
paintBackground(
g,
myEditor.getColorsScheme().getColor(EditorColors.SELECTION_BACKGROUND_COLOR),
startX,
y,
endX - startX);
}
void paint(Graphics2D g) {
Rectangle clip = g.getClipBounds();
if (myEditor.getContentComponent().isOpaque()) {
g.setColor(myEditor.getBackgroundColor());
g.fillRect(clip.x, clip.y, clip.width, clip.height);
}
if (paintPlaceholderText(g)) {
paintCaret(g);
return;
}
int startLine = myView.yToVisualLine(Math.max(clip.y, 0));
int endLine = myView.yToVisualLine(Math.max(clip.y + clip.height, 0));
int startOffset = myView.visualPositionToOffset(new VisualPosition(startLine, 0));
int endOffset = myView.visualPositionToOffset(new VisualPosition(endLine + 1, 0, true));
ClipDetector clipDetector = new ClipDetector(myEditor, clip);
paintBackground(g, clip, startLine, endLine);
paintRightMargin(g, clip);
paintCustomRenderers(g, startOffset, endOffset);
MarkupModelEx docMarkup =
(MarkupModelEx) DocumentMarkupModel.forDocument(myDocument, myEditor.getProject(), true);
paintLineMarkersSeparators(g, clip, docMarkup, startOffset, endOffset);
paintLineMarkersSeparators(g, clip, myEditor.getMarkupModel(), startOffset, endOffset);
paintTextWithEffects(g, clip, startLine, endLine);
paintHighlightersAfterEndOfLine(g, docMarkup, startOffset, endOffset);
paintHighlightersAfterEndOfLine(g, myEditor.getMarkupModel(), startOffset, endOffset);
paintBorderEffect(g, clipDetector, myEditor.getHighlighter(), startOffset, endOffset);
paintBorderEffect(g, clipDetector, docMarkup, startOffset, endOffset);
paintBorderEffect(g, clipDetector, myEditor.getMarkupModel(), startOffset, endOffset);
paintCaret(g);
paintComposedTextDecoration(g);
}