116 lines
3.7 KiB
Java
116 lines
3.7 KiB
Java
package envoy.client.ui;
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.Rectangle;
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import java.awt.RenderingHints;
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import javax.swing.JButton;
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import javax.swing.JComponent;
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import javax.swing.JScrollBar;
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import javax.swing.plaf.basic.BasicScrollBarUI;
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import envoy.client.Settings;
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/**
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* Project: <strong>envoy-client</strong><br>
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* File: <strong>PrimaryScrollBar.java</strong><br>
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* Created: <strong>14.12.2019</strong><br>
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*
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* @author Maximilian Käfer
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* @since Envoy v0.2-alpha
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*/
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public class PrimaryScrollBar extends BasicScrollBarUI {
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private final Dimension d = new Dimension();
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private final int arcSize;
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private final Color scrollBarColor;
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private final Color hoverColor;
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private final Color draggingColor;
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private final boolean isVertical;
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/**
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* Initializes a {@link PrimaryScrollBar} with a color scheme.
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*
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* @param arcSize the size of the arc used to draw the round scroll bar
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* edges
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* @param scrollBarColor the default color
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* @param hoverColor the color while hovering
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* @param draggingColor the color while dragging
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* @param isVertical indicates whether this is a vertical
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* {@link PrimaryScrollBar}
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*/
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public PrimaryScrollBar(int arcSize, Color scrollBarColor, Color hoverColor, Color draggingColor, boolean isVertical) {
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this.arcSize = arcSize;
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this.scrollBarColor = scrollBarColor;
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this.hoverColor = hoverColor;
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this.draggingColor = draggingColor;
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this.isVertical = isVertical;
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}
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/**
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* Initializes a {@link PrimaryScrollBar} using a color scheme specified in a
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* {@link Theme}
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*
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* @param theme the {@link Theme} to be applied to this
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* {@link PrimaryScrollBar}
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* @param isVertical indicates whether this is a vertical
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* {@link PrimaryScrollBar}
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*/
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public PrimaryScrollBar(Theme theme, boolean isVertical) {
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this(5, theme.getInteractableBackgroundColor(), new Color(theme.getInteractableBackgroundColor().getRGB() - 50),
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new Color(theme.getInteractableBackgroundColor().getRGB() + 170), isVertical);
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}
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@Override
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protected JButton createDecreaseButton(int orientation) {
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JButton button = new JButton();
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button.setPreferredSize(d);
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return button;
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}
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@Override
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protected JButton createIncreaseButton(int orientation) {
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JButton button = new JButton();
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button.setPreferredSize(d);
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return button;
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}
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@Override
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protected void paintTrack(Graphics g, JComponent c, Rectangle r) {}
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@Override
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protected void paintThumb(Graphics g, JComponent c, Rectangle r) {
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Graphics2D g2 = (Graphics2D) g.create();
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g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
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Color color;
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JScrollBar sb = (JScrollBar) c;
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if (!sb.isEnabled()) return;
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if (isDragging) color = draggingColor;
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else if (isThumbRollover()) color = hoverColor;
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else color = scrollBarColor;
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g2.setPaint(color);
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if (isVertical) {
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g2.fillRoundRect(r.x - 9, r.y, r.width, r.height, arcSize, arcSize);
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g2.setPaint(Settings.getInstance().getThemes().get(Settings.getInstance().getCurrentTheme()).getCellColor());
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g2.drawRoundRect(r.x - 9, r.y, r.width, r.height, arcSize, arcSize);
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} else {
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g2.fillRoundRect(r.x, r.y + 9, r.width, r.height - 10, arcSize, arcSize);
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g2.setPaint(Settings.getInstance().getThemes().get(Settings.getInstance().getCurrentTheme()).getCellColor());
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g2.drawRoundRect(r.x, r.y + 9, r.width, r.height - 10, arcSize, arcSize);
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}
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g2.dispose();
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}
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@Override
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protected void setThumbBounds(int x, int y, int width, int height) {
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super.setThumbBounds(x, y, width, height);
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scrollbar.repaint();
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}
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}
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