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60 lines
1.6 KiB
60 lines
1.6 KiB
4 years ago
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package com.fr.base.svg;
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import javax.swing.Icon;
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import java.awt.Component;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.image.BufferedImage;
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/**
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* SVG转化而来的Icon
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* @author Yvan
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* @version 10.0
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* Created by Yvan on 2020/12/17
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*/
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public class SVGIcon implements Icon {
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private BufferedImage image;
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private static final boolean HI_DPI_SURPORT = SystemScaleUtils.isJreHiDPIEnabled();
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public static final float SYSTEM_SCALE = SystemScaleUtils.sysScale();
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public SVGIcon(BufferedImage image) {
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this.image = image;
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}
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@Override
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public void paintIcon(Component c, Graphics g, int x, int y) {
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if (HI_DPI_SURPORT) {
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Graphics2D graphics = (Graphics2D) g.create(x, y, image.getWidth(null), image.getHeight(null));
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float scale = SYSTEM_SCALE;
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graphics.scale(1 / scale, 1 / scale);
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graphics.drawImage(image, 0, 0, null);
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graphics.scale(1.0D, 1.0D);
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graphics.dispose();
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} else {
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g.drawImage(image, x, y, null);
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}
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}
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@Override
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public int getIconWidth() {
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return HI_DPI_SURPORT ? (int) (image.getWidth() / SYSTEM_SCALE) : image.getWidth();
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}
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@Override
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public int getIconHeight() {
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return HI_DPI_SURPORT ? (int) (image.getHeight() / SYSTEM_SCALE) : image.getHeight();
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}
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/**
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* 外界读取高清图标
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* @param url
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* @return
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*/
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public static Icon readSVGIcon(String url) {
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return new SVGIcon((BufferedImage) SVGLoader.load(url));
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}
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}
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