lemon
2 months ago
5 changed files with 150 additions and 106 deletions
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package com.fine.theme.light.ui; |
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import com.formdev.flatlaf.ui.FlatLabelUI; |
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import com.formdev.flatlaf.ui.FlatRoundBorder; |
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import com.formdev.flatlaf.ui.FlatUIUtils; |
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import com.fr.design.gui.date.UIDayLabel; |
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import javax.swing.JComponent; |
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import javax.swing.UIManager; |
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import javax.swing.plaf.ComponentUI; |
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import java.awt.Color; |
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import java.awt.Component; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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/** |
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* {@link UIDayLabel} 的 UI 样式 |
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* |
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* @author lemon |
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* @since 12.0 |
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* Created on 2024/09/22 |
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*/ |
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public class FineDayLabelUI extends FlatLabelUI { |
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protected Color defaultBackground; |
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protected Color selectedBackground; |
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protected Color hoverBackground; |
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protected Color pressedBackground; |
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protected Color otherMonthForeground; |
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protected int arc; |
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/** |
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* @since 2 |
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*/ |
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protected FineDayLabelUI() { |
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super(false); |
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} |
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/** |
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* 创建UI |
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* |
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* @param c 组件 |
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* @return ComponentUI |
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*/ |
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public static ComponentUI createUI(JComponent c) { |
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return FlatUIUtils.createSharedUI(FineDayLabelUI.class, FineDayLabelUI::new); |
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} |
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/** |
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* @param c the component where this UI delegate is being installed |
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*/ |
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public void installUI(JComponent c) { |
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super.installUI(c); |
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selectedBackground = UIManager.getColor("Calendar.day.selectedBackground"); |
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hoverBackground = UIManager.getColor("Calendar.day.hoverBackground"); |
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pressedBackground = UIManager.getColor("Calendar.day.pressedBackground"); |
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defaultBackground = UIManager.getColor("Calendar.background"); |
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otherMonthForeground = UIManager.getColor("Calendar.dayOtherMonth.foreground"); |
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arc = UIManager.getInt("Calendar.day.arc"); |
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} |
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@Override |
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public void uninstallUI(JComponent c) { |
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super.uninstallUI(c); |
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} |
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/** |
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* UICalendarPanel paint, 目前只对 {@link UIDayLabel} 样式自定义，其余使用默认样式 |
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* |
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* @param g the <code>Graphics</code> context in which to paint |
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* @param c the component being painted; |
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* this argument is often ignored, |
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* but might be used if the UI object is stateless |
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* and shared by multiple components |
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*/ |
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public void paint(Graphics g, JComponent c) { |
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super.paint(g, c); |
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if (c instanceof UIDayLabel) { |
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paintDayLabel((UIDayLabel) c); |
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} |
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} |
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private void paintDayLabel(UIDayLabel label) { |
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if (!label.isSmallLabel()) { |
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label.setBackground(getBackgroundColor(label)); |
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return; |
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} |
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label.setBorder(new DayLabelRoundedBorder()); |
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if (!label.isCurrentMonth()) { |
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label.setForeground(otherMonthForeground); |
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} |
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} |
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private Color getBackgroundColor(UIDayLabel dayLabel) { |
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if (dayLabel.isSelected()) { |
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return selectedBackground; |
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} |
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if (dayLabel.isHovered()) { |
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return hoverBackground; |
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} |
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if (dayLabel.isPressed()) { |
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return pressedBackground; |
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} |
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return defaultBackground; |
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} |
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/** |
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* {@link UIDayLabel} 的 border 样式 |
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*/ |
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private class DayLabelRoundedBorder extends FlatRoundBorder { |
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public DayLabelRoundedBorder() { |
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} |
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@Override |
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public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) { |
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Graphics2D g2 = (Graphics2D) g.create(); |
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try { |
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FlatUIUtils.setRenderingHints(g2); |
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g2.setColor(getBackgroundColor((UIDayLabel) c)); |
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g2.fillRoundRect(0, 0, width, height, arc, arc); |
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// 避免文字被背景色覆盖
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UIDayLabel dayLabel = (UIDayLabel) c; |
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g2.setColor(dayLabel.getForeground()); |
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FontMetrics metrics = g2.getFontMetrics(dayLabel.getFont()); |
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int x1 = (width - metrics.stringWidth(dayLabel.getText())) / 2; |
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int y1 = ((height - metrics.getHeight()) / 2) + metrics.getAscent(); |
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g2.drawString(dayLabel.getText(), x1, y1); |
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} finally { |
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g2.dispose(); |
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} |
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} |
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} |
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} |
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