Java GraphicsUtil类代码示例

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
@Override
protected void paintComponent(Graphics g) {
  Color bg = getBackground();
  if (bg == null) {
    bg = UIUtil.getPanelBackground();
  }
  g.setColor(bg);
  if (isOpaque()) {
    g.fillRect(0,0, getWidth() - 1, getHeight()-1);
  }
  final Border border = getBorder();
  final Insets insets = border == null ? new Insets(0,0,0,0) : border.getBorderInsets(this);
  int x = (getWidth() - insets.left - insets.right - myIcon.getIconWidth()) / 2;
  int y = insets.top;
  myIcon.paintIcon(this, g, x, y);
  g.setFont(getFont());
  y += myIcon.getIconHeight();
  final FontMetrics metrics = getFontMetrics(getFont());
  x = (getWidth() - insets.left - insets.right - metrics.stringWidth(myLabel)) / 2;
  y += 1.5 * metrics.getHeight();
  g.setColor(UIUtil.getLabelForeground());
  GraphicsUtil.setupAAPainting(g);
  g.drawString(myLabel, x, y);
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
private void paint(Graphics2D g, int width) {
  GraphicsUtil.setupAntialiasing(g);


  if (!myApplied) {
    Shape upperCurve = makeCurve(width, myStart1, myStart2, true);
    Shape lowerCurve = makeCurve(width, myEnd1, myEnd2, false);

    Path2D path = new Path2D.Double();
    path.append(upperCurve, true);
    path.append(lowerCurve, true);
    g.setColor(myColor);
    g.fill(path);

    g.setColor(DiffUtil.getFramingColor(myColor));
    g.draw(upperCurve);
    g.draw(lowerCurve);
  }
  else {
    g.setColor(myColor);
    g.draw(makeCurve(width, myStart1 + 1, myStart2 + 1, true));
    g.draw(makeCurve(width, myStart1 + 2, myStart2 + 2, true));
    g.draw(makeCurve(width, myEnd1 + 1, myEnd2 + 1, false));
    g.draw(makeCurve(width, myEnd1 + 2, myEnd2 + 2, false));
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paintIcon(Component c, Graphics g, int x, int y) {
  final GraphicsConfig config = GraphicsUtil.setupAAPainting(g);

  ((Graphics2D)g).setPaint(myBgrnd);

  myForm.draw(c, (Graphics2D)g, myWidth, myHeight, x, y, myWithContinuation, myEmphasize);

  g.setFont(myFont);
  g.setColor(UIUtil.getTextAreaForeground());
  g.drawString(myText, x + 4, y + myHeight - 3);  // -2

  g.setColor(myBgrnd.darker().darker());
  g.setFont(myPlusFont);
  if (myWithContinuation) {
    g.drawString(" +", x + myWidth - 2 - myAddWidth, y + myHeight - 3);
  }

  config.restore();
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
protected void paintBorder(Graphics g, Dimension size, int state) {
  GraphicsConfig config = GraphicsUtil.setupAAPainting(g);
  try {
    if (UIUtil.isUnderAquaLookAndFeel()) {
      if (state == ActionButtonComponent.POPPED) {
        g.setColor(JBColor.GRAY);
        ((Graphics2D)g).draw(getShape(size));
      }
    }
    else if (SystemInfo.isMac && UIUtil.isUnderIntelliJLaF()) {
      //do nothing
    }
    else {
      final double shift = UIUtil.isUnderDarcula() ? 1 / 0.49 : 0.49;
      g.setColor(ColorUtil.shift(UIUtil.getPanelBackground(), shift));
      ((Graphics2D)g).setStroke(BASIC_STROKE);
      ((Graphics2D)g).draw(getShape(size));
    }
  }
  finally {
    config.restore();
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
private void createUIComponents() {
  myButton = new JPanel(new BorderLayout()) {
    {
      enableEvents(AWTEvent.MOUSE_EVENT_MASK);
    }

    @Override
    protected void paintComponent(Graphics g) {
      super.paintComponent(g);
      GraphicsUtil.setupAAPainting(g);
      ((Graphics2D)g).setPaint(new GradientPaint(0, 0, BODY_COLOR_1, 0, getHeight(), BODY_COLOR_2));
      g.fillRoundRect(0, 0, getWidth() - 1, getHeight() - 1, 5, 5);
      ((Graphics2D)g).setStroke(new BasicStroke(UIUtil.isUnderDarcula() ? 2f : 1f));
      g.setColor(BORDER_COLOR);
      g.drawRoundRect(0, 0, getWidth() - 1, getHeight() - 1, 5, 5);
    }
  };

  myMessage = IdeTooltipManager.initPane("", new HintHint().setAwtTooltip(true), null);
  myMessage.setFont(UIUtil.getLabelFont().deriveFont(UIUtil.getLabelFont().getSize() + 2f));
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
private static void paintRowData(Tree tree, String duration, Rectangle bounds, Graphics2D g, boolean isSelected, boolean hasFocus) {
  final GraphicsConfig config = GraphicsUtil.setupAAPainting(g);
  g.setFont(tree.getFont().deriveFont(Font.PLAIN, UIUtil.getFontSize(UIUtil.FontSize.SMALL)));
  final FontMetrics metrics = tree.getFontMetrics(g.getFont());
  int totalWidth = metrics.stringWidth(duration) + 2;
  int x = bounds.x + bounds.width - totalWidth;
  g.setColor(isSelected ? UIUtil.getTreeSelectionBackground(hasFocus) : UIUtil.getTreeBackground());
  final int leftOffset = 5;
  g.fillRect(x - leftOffset, bounds.y, totalWidth + leftOffset, bounds.height);
  g.translate(0, bounds.y - 1);
  if (isSelected) {
    if (!hasFocus && UIUtil.isUnderAquaBasedLookAndFeel()) {
      g.setColor(UIUtil.getTreeForeground());
    }
    else {
      g.setColor(UIUtil.getTreeSelectionForeground());
    }
  }
  else {
    g.setColor(new JBColor(0x808080, 0x808080));
  }
  g.drawString(duration, x, SimpleColoredComponent.getTextBaseLine(tree.getFontMetrics(tree.getFont()), bounds.height) + 1);
  g.translate(0, -bounds.y + 1);
  config.restore();
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
private void paintLabel(Graphics g, int cell, Rectangle cellBounds, @Nullable String label, int thumbnailHeight) {
  if (!StringUtil.isEmpty(label)) {
    final Color fg;
    if (hasFocus() && cell == mySelectedIndex && (getImage(cell) != null || UIUtil.isUnderDarcula())) {
      fg = UIUtil.getTreeSelectionForeground();
    }
    else {
      fg = UIUtil.getTreeForeground();
    }
    GraphicsUtil.setupAntialiasing(g);
    g.setColor(fg);
    FontMetrics fontMetrics = g.getFontMetrics();
    LineMetrics metrics = fontMetrics.getLineMetrics(label, g);
    int width = fontMetrics.stringWidth(label);

    int textBoxTop = myCellMargin.top + thumbnailHeight;
    int cellBottom = cellBounds.height - myCellMargin.bottom;

    int textY = cellBounds.y + (cellBottom + textBoxTop + (int)(metrics.getHeight() - metrics.getDescent())) / 2 ;
    int textX = (cellBounds.width - myCellMargin.left - myCellMargin.right - width) / 2 + cellBounds.x + myCellMargin.left;
    g.drawString(label, textX, textY);
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
@Override
public void paintComponent(Graphics g) {
  GraphicsUtil.setupAAPainting(g);

  g.setColor(getBackgroundColor());
  Dimension size = getSize();
  g.fillRoundRect(0, 0, size.width, size.height, ARC_SIZE, ARC_SIZE);

  g.setColor(JBColor.WHITE);

  Image scaledImage = getScaledImage();
  if (scaledImage != null) {
    g.setFont(FONT);
    g.drawString(myActivityName, PADDING, PADDING + FONT_METRICS.getAscent());
    g.drawImage(scaledImage, PADDING, getTopShift(), null);
  }
  else {
    Font font = g.getFont();
    int vCenter = getHeight() / 2;
    String message = "[" + (myLayoutFile == null ? "no xml resource" : myLayoutFile.getName()) + "]";
    center(g, message, font, vCenter);
    render(transform.myScale);
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paintIcon(final Component c, Graphics graphics) {
  if (myCounter <= 0)
    return;
  final Rectangle moreRect = getIconRec();

  if (moreRect == null) return;

  int iconY = getIconY(moreRect);
  int iconX = getIconX(moreRect);
  graphics.setFont(UIUtil.getLabelFont().deriveFont((float)Math.min(8, UIUtil.getButtonFont().getSize())));
  int width = graphics.getFontMetrics().stringWidth(String.valueOf(myCounter));
  iconX -= width / 2 + 1;

  AllIcons.General.MoreTabs.paintIcon(c, graphics, iconX, iconY);
  Graphics g = graphics.create();
  try {
    GraphicsUtil.setupAntialiasing(g, true, true);
    UIUtil.drawStringWithHighlighting(g, String.valueOf(myCounter),
                                      iconX + AllIcons.General.MoreTabs.getIconWidth() + 2,
                                      iconY + AllIcons.General.MoreTabs.getIconHeight() - 5,
                                      JBColor.BLACK,
                                      ColorUtil.withAlpha(JBColor.WHITE, .9));
  } finally {
    g.dispose();
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paint(Graphics g) {
  setBackground(UIUtil.getPanelBackground());
  super.paint(g);
  GraphicsUtil.setupAntialiasing(g);
  FontMetrics metrics = getFontMetrics(getFont());

  EditorColorsScheme colorScheme = myColorScheme != null
                                   ? myColorScheme
                                   : EditorColorsManager.getInstance().getGlobalScheme();
  g.setColor(myDiffType.getLegendColor(colorScheme));
  final int RECT_WIDTH = 35;
  g.fill3DRect(0, (getHeight() - 10) / 2, RECT_WIDTH, 10, true);

  Font font = g.getFont();
  if (font.getStyle() != Font.PLAIN) {
    font = font.deriveFont(Font.PLAIN);
  }
  g.setFont(font);
  g.setColor(UIUtil.getLabelForeground());
  int textBaseline = (getHeight() - metrics.getHeight()) / 2 + metrics.getAscent();
  g.drawString(myDiffType.getDisplayName(), RECT_WIDTH + UIUtil.DEFAULT_HGAP, textBaseline);
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paintBorder(Graphics g, JComponent component, int state) {
  if (state == ActionButtonComponent.NORMAL) return;
  Rectangle r = new Rectangle(component.getWidth(), component.getHeight());

  if (UIUtil.isUnderAquaLookAndFeel()) {
    if (state == ActionButtonComponent.POPPED) {
      g.setColor(ALPHA_30);
      g.drawRoundRect(r.x, r.y, r.width - 2, r.height - 2, 4, 4);
    }
  }
  else {
    final double shift = UIUtil.isUnderDarcula() ? 1/0.49 : 0.49;
    g.setColor(ColorUtil.shift(UIUtil.getPanelBackground(), shift));
    ((Graphics2D)g).setStroke(BASIC_STROKE);
    final GraphicsConfig config = GraphicsUtil.setupAAPainting(g);
    g.drawRoundRect(r.x, r.y, r.width - 2, r.height - 2, 4, 4);
    config.restore();
  }
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paint(@Nonnull Graphics2D g2, int x, int y, int height) {
  if (myLabels.isEmpty()) return;

  GraphicsConfig config = GraphicsUtil.setupAAPainting(g2);
  g2.setFont(getReferenceFont());
  g2.setStroke(new BasicStroke(1.5f));

  FontMetrics fontMetrics = g2.getFontMetrics();

  x += PaintParameters.LABEL_PADDING;
  for (Pair<String, Color> label : myLabels) {
    Dimension size = myLabelPainter.calculateSize(label.first, fontMetrics);
    int paddingY = y + (height - size.height) / 2;
    myLabelPainter.paint(g2, label.first, x, paddingY, getLabelColor(label.second));
    x += size.width + PaintParameters.LABEL_PADDING;
  }

  config.restore();
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
public void paint(@Nonnull Graphics2D g2, @Nonnull String text, int paddingX, int paddingY, @Nonnull Color color) {
  GraphicsConfig config = GraphicsUtil.setupAAPainting(g2);
  g2.setFont(getLabelFont());
  g2.setStroke(new BasicStroke(1.5f));

  FontMetrics fontMetrics = g2.getFontMetrics();
  int width = fontMetrics.stringWidth(text) + 2 * TEXT_PADDING_X;
  int height = fontMetrics.getHeight() + TOP_TEXT_PADDING + BOTTOM_TEXT_PADDING;

  g2.setColor(color);
  if (mySquare) {
    g2.fillRect(paddingX, paddingY, width, height);
  }
  else {
    g2.fill(new RoundRectangle2D.Double(paddingX, paddingY, width, height, LABEL_ARC, LABEL_ARC));
  }

  g2.setColor(JBColor.BLACK);
  int x = paddingX + TEXT_PADDING_X;
  int y = paddingY + SimpleColoredComponent.getTextBaseLine(fontMetrics, height);
  g2.drawString(text, x, y);

  config.restore();
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
private void paintIcon(@Nonnull Graphics2D g2) {
  GraphicsConfig config = GraphicsUtil.setupAAPainting(g2);

  float scale = mySize / 8.0f;

  for (int i = myColors.length - 1; i >= 0; i--) {
    if (i != myColors.length - 1) {
      g2.setColor(myBgColor);
      paintTag(g2, scale, scale * 2 * i + 1, 0);
    }
    g2.setColor(myColors[i]);
    paintTag(g2, scale, scale * 2 * i, 0);
  }

  config.restore();
}
 

import com.intellij.util.ui.GraphicsUtil; //导入依赖的package包/类
protected void paintBorder(ActionButton button, Graphics g, Dimension size, int state) {
  if (UIUtil.isUnderAquaLookAndFeel()) {
    if (state == ActionButtonComponent.POPPED) {
      g.setColor(ALPHA_30);
      g.drawRoundRect(0, 0, size.width - 2, size.height - 2, 4, 4);
    }
  }
  else {
    final double shift = UIUtil.isUnderDarcula() ? 1 / 0.49 : 0.49;
    g.setColor(ColorUtil.shift(UIUtil.getPanelBackground(), shift));
    ((Graphics2D)g).setStroke(BASIC_STROKE);
    final GraphicsConfig config = GraphicsUtil.setupAAPainting(g);
    g.drawRoundRect(0, 0, size.width - JBUI.scale(2), size.height - JBUI.scale(2), JBUI.scale(4), JBUI.scale(4));
    config.restore();
  }
}