private static void formatStyle(
final StringBuilder builder, final SimpleTextAttributes attributes) {
final Color fgColor = attributes.getFgColor();
final Color bgColor = attributes.getBgColor();
final int style = attributes.getStyle();
final int pos = builder.length();
if (fgColor != null) {
builder
.append("color:#")
.append(Integer.toString(fgColor.getRGB() & 0xFFFFFF, 16))
.append(';');
}
if (bgColor != null) {
builder
.append("background-color:#")
.append(Integer.toString(bgColor.getRGB() & 0xFFFFFF, 16))
.append(';');
}
if ((style & SimpleTextAttributes.STYLE_BOLD) != 0) {
builder.append("font-weight:bold;");
}
if ((style & SimpleTextAttributes.STYLE_ITALIC) != 0) {
builder.append("font-style:italic;");
}
if ((style & SimpleTextAttributes.STYLE_UNDERLINE) != 0) {
builder.append("text-decoration:underline;");
} else if ((style & SimpleTextAttributes.STYLE_STRIKEOUT) != 0) {
builder.append("text-decoration:line-through;");
}
if (builder.length() > pos) {
builder.insert(pos, " style=\"");
builder.append('"');
}
}
private int computeTextWidth(@NotNull Font font, final boolean mainTextOnly) {
int result = 0;
int baseSize = font.getSize();
boolean wasSmaller = false;
for (int i = 0; i < myAttributes.size(); i++) {
SimpleTextAttributes attributes = myAttributes.get(i);
boolean isSmaller = attributes.isSmaller();
if (font.getStyle() != attributes.getFontStyle()
|| isSmaller != wasSmaller) { // derive font only if it is necessary
font =
font.deriveFont(
attributes.getFontStyle(),
isSmaller ? UIUtil.getFontSize(UIUtil.FontSize.SMALL) : baseSize);
}
wasSmaller = isSmaller;
result += computeStringWidth(i, font);
final int fixedWidth = myFragmentPadding.get(i);
if (fixedWidth > 0 && result < fixedWidth) {
result = fixedWidth;
}
if (mainTextOnly && myMainTextLastIndex >= 0 && i == myMainTextLastIndex) break;
}
return result;
}
/**
* When the item is selected then we use default tree's selection foreground. It guaranties
* readability of selected text in any LAF.
*/
@Override
public void append(
@NotNull @Nls String fragment, @NotNull SimpleTextAttributes attributes, boolean isMainText) {
if (mySelected && isFocused()) {
super.append(
fragment,
new SimpleTextAttributes(attributes.getStyle(), UIUtil.getTreeSelectionForeground()),
isMainText);
} else if (mySelected && UIUtil.isUnderAquaBasedLookAndFeel()) {
super.append(
fragment,
new SimpleTextAttributes(attributes.getStyle(), UIUtil.getTreeForeground()),
isMainText);
} else {
super.append(fragment, attributes, isMainText);
}
}
/**
* Returns the index of text fragment at the specified X offset.
*
* @param x the offset
* @return the index of the fragment, {@link #FRAGMENT_ICON} if the icon is at the offset, or -1
* if nothing is there.
*/
public int findFragmentAt(int x) {
int curX = myIpad.left;
if (myIcon != null && !myIconOnTheRight) {
final int iconRight = myIcon.getIconWidth() + myIconTextGap;
if (x < iconRight) {
return FRAGMENT_ICON;
}
curX += iconRight;
}
Font font = getBaseFont();
int baseSize = font.getSize();
boolean wasSmaller = false;
for (int i = 0; i < myAttributes.size(); i++) {
SimpleTextAttributes attributes = myAttributes.get(i);
boolean isSmaller = attributes.isSmaller();
if (font.getStyle() != attributes.getFontStyle()
|| isSmaller != wasSmaller) { // derive font only if it is necessary
font =
font.deriveFont(
attributes.getFontStyle(),
isSmaller ? UIUtil.getFontSize(UIUtil.FontSize.SMALL) : baseSize);
}
wasSmaller = isSmaller;
final int curWidth = computeStringWidth(i, font);
if (x >= curX && x < curX + curWidth) {
return i;
}
curX += curWidth;
final int fragmentPadding = myFragmentPadding.get(i);
if (fragmentPadding > 0 && curX < fragmentPadding) {
curX = fragmentPadding;
}
}
if (myIcon != null && myIconOnTheRight) {
curX += myIconTextGap;
if (x >= curX && x < curX + myIcon.getIconWidth()) {
return FRAGMENT_ICON;
}
}
return -1;
}
protected int doPaintText(Graphics2D g, int offset, boolean focusAroundIcon) {
// If there is no icon, then we have to add left internal padding
if (offset == 0) {
offset = myIpad.left;
}
int textStart = offset;
if (myBorder != null) {
offset += myBorder.getBorderInsets(this).left;
}
final List<Object[]> searchMatches = new ArrayList<>();
applyAdditionalHints(g);
final Font baseFont = getBaseFont();
g.setFont(baseFont);
offset += computeTextAlignShift(baseFont);
int baseSize = baseFont.getSize();
FontMetrics baseMetrics = g.getFontMetrics();
Rectangle area = computePaintArea();
final int textBaseline = area.y + getTextBaseLine(baseMetrics, area.height);
boolean wasSmaller = false;
for (int i = 0; i < myFragments.size(); i++) {
final SimpleTextAttributes attributes = myAttributes.get(i);
Font font = g.getFont();
boolean isSmaller = attributes.isSmaller();
if (font.getStyle() != attributes.getFontStyle()
|| isSmaller != wasSmaller) { // derive font only if it is necessary
font =
font.deriveFont(
attributes.getFontStyle(),
isSmaller ? UIUtil.getFontSize(UIUtil.FontSize.SMALL) : baseSize);
}
wasSmaller = isSmaller;
g.setFont(font);
final FontMetrics metrics = g.getFontMetrics(font);
final int fragmentWidth = computeStringWidth(i, font);
final int fragmentPadding = myFragmentPadding.get(i);
final Color bgColor = attributes.isSearchMatch() ? null : attributes.getBgColor();
if ((attributes.isOpaque() || isOpaque()) && bgColor != null) {
g.setColor(bgColor);
g.fillRect(offset, 0, fragmentWidth, getHeight());
}
Color color = attributes.getFgColor();
if (color
== null) { // in case if color is not defined we have to get foreground color from Swing
// hierarchy
color = getForeground();
}
if (!isEnabled()) {
color = UIUtil.getInactiveTextColor();
}
g.setColor(color);
final int fragmentAlignment = myFragmentAlignment.get(i);
final int endOffset;
if (fragmentPadding > 0 && fragmentPadding > fragmentWidth) {
endOffset = fragmentPadding;
if (fragmentAlignment == SwingConstants.RIGHT
|| fragmentAlignment == SwingConstants.TRAILING) {
offset = fragmentPadding - fragmentWidth;
}
} else {
endOffset = offset + fragmentWidth;
}
if (!attributes.isSearchMatch()) {
if (shouldDrawMacShadow()) {
g.setColor(SHADOW_COLOR);
doDrawString(g, i, offset, textBaseline + 1);
}
if (shouldDrawDimmed()) {
color = ColorUtil.dimmer(color);
}
g.setColor(color);
doDrawString(g, i, offset, textBaseline);
}
// for some reason strokeState here may be incorrect, resetting the stroke helps
g.setStroke(g.getStroke());
// 1. Strikeout effect
if (attributes.isStrikeout() && !attributes.isSearchMatch()) {
EffectPainter.STRIKE_THROUGH.paint(
g, offset, textBaseline, fragmentWidth, getCharHeight(g), font);
}
// 2. Waved effect
if (attributes.isWaved()) {
if (attributes.getWaveColor() != null) {
g.setColor(attributes.getWaveColor());
}
EffectPainter.WAVE_UNDERSCORE.paint(
g, offset, textBaseline + 1, fragmentWidth, Math.max(2, metrics.getDescent()), font);
}
// 3. Underline
if (attributes.isUnderline()) {
EffectPainter.LINE_UNDERSCORE.paint(
g, offset, textBaseline, fragmentWidth, metrics.getDescent(), font);
}
// 4. Bold Dotted Line
if (attributes.isBoldDottedLine()) {
final int dottedAt = SystemInfo.isMac ? textBaseline : textBaseline + 1;
final Color lineColor = attributes.getWaveColor();
UIUtil.drawBoldDottedLine(
g, offset, offset + fragmentWidth, dottedAt, bgColor, lineColor, isOpaque());
}
if (attributes.isSearchMatch()) {
searchMatches.add(
new Object[] {
offset,
offset + fragmentWidth,
textBaseline,
myFragments.get(i),
g.getFont(),
attributes
});
}
offset = endOffset;
}
// Paint focus border around the text and icon (if necessary)
if (myPaintFocusBorder && myBorder != null) {
if (focusAroundIcon) {
myBorder.paintBorder(this, g, 0, 0, getWidth(), getHeight());
} else {
myBorder.paintBorder(this, g, textStart, 0, getWidth() - textStart, getHeight());
}
}
// draw search matches after all
for (final Object[] info : searchMatches) {
Integer x1 = (Integer) info[0];
Integer x2 = (Integer) info[1];
UIUtil.drawSearchMatch(g, x1, x2, getHeight());
g.setFont((Font) info[4]);
Integer baseline = (Integer) info[2];
String text = (String) info[3];
if (shouldDrawMacShadow()) {
g.setColor(SHADOW_COLOR);
g.drawString(text, x1, baseline + 1);
}
g.setColor(new JBColor(Gray._50, Gray._0));
g.drawString(text, x1, baseline);
if (((SimpleTextAttributes) info[5]).isStrikeout()) {
EffectPainter.STRIKE_THROUGH.paint(g, x1, baseline, x2 - x1, getCharHeight(g), g.getFont());
}
}
return offset;
}