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@ -1,39 +1,42 @@
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package com.fr.design.foldablepane; |
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import com.fine.theme.icon.LazyIcon; |
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import com.fr.base.GraphHelper; |
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import com.fr.design.constants.UIConstants; |
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import javax.swing.BorderFactory; |
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import javax.swing.Icon; |
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import javax.swing.JFrame; |
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import javax.swing.JPanel; |
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import javax.swing.UIManager; |
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import java.awt.AlphaComposite; |
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import java.awt.BorderLayout; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.Font; |
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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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import java.awt.Image; |
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import java.awt.Insets; |
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/** |
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* Created by MoMeak on 2017/7/5. |
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*/ |
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public class HeaderPane extends JPanel { |
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private static final long serialVersionUID = 1L; |
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private static final int TITLE_X = 5; |
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private static final int LEFT_X = 16; |
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private static final int LEFT_Y = 6; |
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private static final int NORMAL_FONTSIZE = 12; |
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private int headWidth; |
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private int headHeight; |
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private Color bgColor; |
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private boolean isShow; |
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private boolean isPressed = false; |
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private String title; |
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private Image image; |
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private int fontSize; |
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private final Icon triangleDown; |
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private final Icon triangleRight; |
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private final int hGap; |
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public void setPressed(boolean pressed) { |
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this.isPressed = pressed; |
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} |
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public void setShow(boolean isShow) { |
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this.isShow = isShow; |
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} |
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@ -58,45 +61,44 @@ public class HeaderPane extends JPanel {
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@Override |
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protected void paintComponent(Graphics g) { |
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Graphics2D g2d = (Graphics2D) g.create(); |
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// g2d.setColor(isPressed ? UIConstants.POPUP_TITLE_BACKGROUND : UIConstants.COMPONENT_BACKGROUND_COLOR);
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headWidth = this.getWidth(); |
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g2d.setColor(getBackground()); |
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g2d.fillRect(0, 0, headWidth, headHeight); |
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// g2d.setFont(new Font("SimSun", 0, fontSize));
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g2d.setPaint(getForeground()); |
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int leftWdith = headWidth - LEFT_X; |
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g2d.fillRect(0, 0, this.getWidth(), this.getHeight()); |
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int iconY = (this.getHeight() - triangleDown.getIconHeight()) / 2; |
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if (this.isShow) { |
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image = UIConstants.DRAG_DOWN_SELECTED_SMALL; |
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g2d.drawImage(image, leftWdith, LEFT_Y, null); |
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triangleDown.paintIcon(this, g2d, 0, iconY); |
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} else { |
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image = UIConstants.DRAG_LEFT_NORMAL_SMALL; |
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g2d.drawImage(image, leftWdith, LEFT_Y, null); |
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triangleRight.paintIcon(this, g2d, 0, iconY); |
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} |
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GraphHelper.drawString(g2d, this.title, TITLE_X, headHeight - fontSize / 2 - 1); |
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} |
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g2d.setFont(getFont()); |
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g2d.setPaint(getForeground()); |
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g2d.setComposite(AlphaComposite.SrcOver.derive((float) getForeground().getAlpha() / 255)); |
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@Override |
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public Dimension getPreferredSize() { |
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return new Dimension(this.getWidth(), headHeight); |
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} |
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FontMetrics metrics = g2d.getFontMetrics(); |
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int ascent = metrics.getAscent(); |
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int descent = metrics.getDescent(); |
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@Override |
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public Dimension getSize() { |
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return new Dimension(this.getWidth(), headHeight); |
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double titleY = (double) (getHeight() - (ascent + descent)) / 2 + ascent; |
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GraphHelper.drawString(g2d, this.title, triangleDown.getIconWidth() + this.hGap, titleY); |
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g2d.dispose(); |
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} |
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public HeaderPane(Color bgColor) { |
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this.bgColor = bgColor; |
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this.isShow = true; |
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triangleDown = new LazyIcon("triangle_down"); |
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triangleRight = new LazyIcon("triangle_right"); |
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this.hGap = UIManager.getInt("ExpandablePane.HeaderPane.hGap"); |
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this.setPreferredSize(new Dimension(UIManager.getInt("HeaderPane.width"), UIManager.getInt("HeaderPane.height"))); |
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Insets insets = UIManager.getInsets("ExpandablePane.HeaderPane.borderInsets"); |
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this.setForeground(UIManager.getColor("color.text.highlight")); |
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this.setFont(getFont().deriveFont(Font.BOLD)); |
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this.setBorder(BorderFactory.createEmptyBorder(insets.top, insets.left, insets.bottom, insets.right)); |
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} |
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public HeaderPane(Color bgColor, String title, int headHeight) { |
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this(bgColor); |
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this.title = title; |
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this.headHeight = headHeight; |
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this.fontSize = NORMAL_FONTSIZE; |
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} |
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public static void main(String[] args) { |
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Leo.Qin
1 year ago
