From 95221b9e7cf6b59f584c4d60adb79a72e32c0102 Mon Sep 17 00:00:00 2001 From: Yvan Date: Thu, 17 Dec 2020 20:48:44 +0800 Subject: [PATCH] =?UTF-8?q?REPORT-42238=20=E3=80=9010.0.13=E3=80=91JDK11?= =?UTF-8?q?=E8=AE=BE=E8=AE=A1=E5=99=A8=E5=9B=BE=E6=A0=87=E6=A8=A1=E7=B3=8A?= =?UTF-8?q?=E9=97=AE=E9=A2=98=E4=BC=98=E5=8C=96=20No.1=20=E5=B0=86?= =?UTF-8?q?=E8=BD=AC=E5=8C=96SVG=E5=9B=BE=E6=A0=87=E7=9A=84=E5=8A=9F?= =?UTF-8?q?=E8=83=BD=E5=85=88=E4=B8=8A=E4=BC=A0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../main/java/com/fr/base/svg/SVGIcon.java | 59 ++++++ .../main/java/com/fr/base/svg/SVGLoader.java | 74 ++++++++ .../java/com/fr/base/svg/SVGTranscoder.java | 170 ++++++++++++++++++ .../com/fr/base/svg/SystemScaleUtils.java | 96 ++++++++++ 4 files changed, 399 insertions(+) create mode 100644 designer-base/src/main/java/com/fr/base/svg/SVGIcon.java create mode 100644 designer-base/src/main/java/com/fr/base/svg/SVGLoader.java create mode 100644 designer-base/src/main/java/com/fr/base/svg/SVGTranscoder.java create mode 100644 designer-base/src/main/java/com/fr/base/svg/SystemScaleUtils.java diff --git a/designer-base/src/main/java/com/fr/base/svg/SVGIcon.java b/designer-base/src/main/java/com/fr/base/svg/SVGIcon.java new file mode 100644 index 000000000..e5300a821 --- /dev/null +++ b/designer-base/src/main/java/com/fr/base/svg/SVGIcon.java @@ -0,0 +1,59 @@ +package com.fr.base.svg; + +import javax.swing.Icon; +import java.awt.Component; +import java.awt.Graphics; +import java.awt.Graphics2D; +import java.awt.image.BufferedImage; + +/** + * SVG转化而来的Icon + * @author Yvan + * @version 10.0 + * Created by Yvan on 2020/12/17 + */ +public class SVGIcon implements Icon { + + private BufferedImage image; + + private static final boolean HI_DPI_SURPORT = SystemScaleUtils.isJreHiDPIEnabled(); + + public static final float SYSTEM_SCALE = SystemScaleUtils.sysScale(); + + public SVGIcon(BufferedImage image) { + this.image = image; + } + + @Override + public void paintIcon(Component c, Graphics g, int x, int y) { + if (HI_DPI_SURPORT) { + Graphics2D graphics = (Graphics2D) g.create(x, y, image.getWidth(null), image.getHeight(null)); + float scale = SYSTEM_SCALE; + graphics.scale(1 / scale, 1 / scale); + graphics.drawImage(image, 0, 0, null); + graphics.scale(1.0D, 1.0D); + graphics.dispose(); + } else { + g.drawImage(image, x, y, null); + } + } + + @Override + public int getIconWidth() { + return HI_DPI_SURPORT ? (int) (image.getWidth() / SYSTEM_SCALE) : image.getWidth(); + } + + @Override + public int getIconHeight() { + return HI_DPI_SURPORT ? (int) (image.getHeight() / SYSTEM_SCALE) : image.getHeight(); + } + + /** + * 外界读取高清图标 + * @param url + * @return + */ + public static Icon readSVGIcon(String url) { + return new SVGIcon((BufferedImage) SVGLoader.load(url)); + } +} diff --git a/designer-base/src/main/java/com/fr/base/svg/SVGLoader.java b/designer-base/src/main/java/com/fr/base/svg/SVGLoader.java new file mode 100644 index 000000000..1649454a1 --- /dev/null +++ b/designer-base/src/main/java/com/fr/base/svg/SVGLoader.java @@ -0,0 +1,74 @@ +package com.fr.base.svg; + +import com.fr.general.IOUtils; +import org.apache.batik.transcoder.TranscoderException; +import org.apache.batik.transcoder.TranscoderInput; +import org.apache.xmlgraphics.java2d.Dimension2DDouble; +import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; + +import java.awt.Image; +import java.io.IOException; +import java.net.URL; + +/** + * SVG图标加载器 + * @author Yvan + * @version 10.0 + * Created by Yvan on 2020/12/17 + */ +public class SVGLoader { + public static final int ICON_DEFAULT_SIZE = 16; + + public SVGLoader() { + } + + @Nullable + public static Image load(@NotNull String url) { + try { + return load(IOUtils.getResource(url, SVGLoader.class), SVGIcon.SYSTEM_SCALE); + } catch (IOException ignore) { + return null; + } + } + + @Nullable + public static Image load(@NotNull URL url) throws IOException { + return load(url, SVGIcon.SYSTEM_SCALE); + } + + @Nullable + public static Image load(@NotNull URL url, double scale) throws IOException { + try { + String svgUri = url.toString(); + TranscoderInput input = new TranscoderInput(svgUri); + return SVGTranscoder.createImage(scale, input).getImage(); + } catch (TranscoderException e) { + throw new IOException(e); + } + } + + @Nullable + public static Image load(@NotNull URL url, double scale, Dimension2DDouble dimension) throws IOException { + try { + String svgUri = url.toString(); + TranscoderInput input = new TranscoderInput(svgUri); + return SVGTranscoder.createImage(scale, input, + (float) (dimension.getWidth() * scale), (float) (dimension.getHeight() * scale)).getImage(); + } catch (TranscoderException e) { + throw new IOException(e); + } + } + + + @Nullable + public static Image load(@NotNull URL url, double scale, double width, double height) throws IOException { + try { + String svgUri = url.toString(); + TranscoderInput input = new TranscoderInput(svgUri); + return SVGTranscoder.createImage(scale, input, (float) (width * scale), (float) (height * scale)).getImage(); + } catch (TranscoderException e) { + throw new IOException(e); + } + } +} diff --git a/designer-base/src/main/java/com/fr/base/svg/SVGTranscoder.java b/designer-base/src/main/java/com/fr/base/svg/SVGTranscoder.java new file mode 100644 index 000000000..2f547fe07 --- /dev/null +++ b/designer-base/src/main/java/com/fr/base/svg/SVGTranscoder.java @@ -0,0 +1,170 @@ +package com.fr.base.svg; + +import com.fr.stable.AssistUtils; +import com.fr.value.AtomicNotNullLazyValue; +import org.apache.batik.anim.dom.SAXSVGDocumentFactory; +import org.apache.batik.anim.dom.SVGOMDocument; +import org.apache.batik.bridge.BridgeContext; +import org.apache.batik.bridge.UserAgent; +import org.apache.batik.transcoder.SVGAbstractTranscoder; +import org.apache.batik.transcoder.TranscoderException; +import org.apache.batik.transcoder.TranscoderInput; +import org.apache.batik.transcoder.TranscoderOutput; +import org.apache.batik.transcoder.image.ImageTranscoder; +import org.apache.batik.util.XMLResourceDescriptor; +import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; +import org.w3c.dom.Element; +import org.w3c.dom.svg.SVGDocument; + +import java.awt.GraphicsDevice; +import java.awt.GraphicsEnvironment; +import java.awt.Rectangle; +import java.awt.geom.AffineTransform; +import java.awt.image.BufferedImage; +import java.io.IOException; +import java.io.StringReader; + +/** + * 可以根据某个缩放倍数scale，将SVG图片转化为Image对象 + * @author Yvan + * @version 10.0 + * Created by Yvan on 2020/12/17 + */ +public class SVGTranscoder extends ImageTranscoder { + + private static final float DEFAULT_VALUE = -1.0F; + public static final float ICON_DEFAULT_SIZE = 16F; + private float origDocWidth; + private float origDocHeight; + @Nullable + private BufferedImage image; + private final double scale; + + @NotNull + private static AtomicNotNullLazyValue iconMaxSize = new AtomicNotNullLazyValue() { + @NotNull + @Override + protected Double compute() { + double maxSize = Double.MAX_VALUE; + if (!GraphicsEnvironment.isHeadless()) { + GraphicsDevice defaultScreenDevice = GraphicsEnvironment + .getLocalGraphicsEnvironment() + .getDefaultScreenDevice(); + Rectangle bounds = defaultScreenDevice.getDefaultConfiguration().getBounds(); + AffineTransform tx = defaultScreenDevice + .getDefaultConfiguration() + .getDefaultTransform(); + maxSize = Math.max(bounds.width * tx.getScaleX(), bounds.height * tx.getScaleY()); + } + return maxSize; + } + }; + + public SVGTranscoder(double scale) { + this.scale = scale; + this.width = ICON_DEFAULT_SIZE; + this.height = ICON_DEFAULT_SIZE; + } + + public final float getOrigDocWidth() { + return this.origDocWidth; + } + + public final void setOrigDocWidth(float origDocWidth) { + this.origDocWidth = origDocWidth; + } + + public final float getOrigDocHeight() { + return this.origDocHeight; + } + + public final void setOrigDocHeight(float origDocHeight) { + this.origDocHeight = origDocHeight; + } + + public static double getIconMaxSize() { + return iconMaxSize.getValue(); + } + + @Nullable + public final BufferedImage getImage() { + return this.image; + } + + @NotNull + public static SVGTranscoder createImage(double scale, @NotNull TranscoderInput input) throws TranscoderException { + return createImage(scale, input, -1, -1); + } + + @NotNull + public static SVGTranscoder createImage(double scale, @NotNull TranscoderInput input, float overriddenWidth, float overriddenHeight) throws TranscoderException { + SVGTranscoder transcoder = new SVGTranscoder(scale); + if (!AssistUtils.equals(overriddenWidth, DEFAULT_VALUE)) { + transcoder.addTranscodingHint(SVGAbstractTranscoder.KEY_WIDTH, overriddenWidth); + } + + if (!AssistUtils.equals(overriddenHeight, DEFAULT_VALUE)) { + transcoder.addTranscodingHint(SVGAbstractTranscoder.KEY_HEIGHT, overriddenHeight); + } + + double iconMaxSize = SVGTranscoder.iconMaxSize.getValue(); + transcoder.addTranscodingHint(SVGAbstractTranscoder.KEY_MAX_WIDTH, (float) iconMaxSize); + transcoder.addTranscodingHint(SVGAbstractTranscoder.KEY_MAX_HEIGHT, (float) iconMaxSize); + transcoder.transcode(input, null); + return transcoder; + } + + private static SVGDocument createFallbackPlaceholder() { + try { + String fallbackIcon = "\n" + + " \n" + + " \n" + + " \n" + + "\n"; + + SAXSVGDocumentFactory factory = new SAXSVGDocumentFactory(XMLResourceDescriptor.getXMLParserClassName()); + return (SVGDocument) factory.createDocument(null, new StringReader(fallbackIcon)); + } catch (IOException e) { + throw new IllegalStateException(e); + } + } + + @Override + protected void setImageSize(float docWidth, float docHeight) { + super.setImageSize((float) (docWidth * this.scale), (float) (docHeight * this.scale)); + this.origDocWidth = docWidth; + this.origDocHeight = docHeight; + } + + @Override + @NotNull + public BufferedImage createImage(int width, int height) { + return new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); + } + + @Override + public void writeImage(@NotNull BufferedImage image, @Nullable TranscoderOutput output) { + this.image = image; + } + + @Override + @NotNull + protected UserAgent createUserAgent() { + return new SVGAbstractTranscoderUserAgent() { + @Override + @NotNull + public SVGDocument getBrokenLinkDocument(@NotNull Element e, @NotNull String url, @NotNull String message) { + return createFallbackPlaceholder(); + } + }; + } + + /** + * 开放访问权限 + */ + @Override + public BridgeContext createBridgeContext(SVGOMDocument doc) { + return super.createBridgeContext(doc); + } +} diff --git a/designer-base/src/main/java/com/fr/base/svg/SystemScaleUtils.java b/designer-base/src/main/java/com/fr/base/svg/SystemScaleUtils.java new file mode 100644 index 000000000..ee289b4c8 --- /dev/null +++ b/designer-base/src/main/java/com/fr/base/svg/SystemScaleUtils.java @@ -0,0 +1,96 @@ +package com.fr.base.svg; + +import com.fr.log.FineLoggerFactory; +import com.fr.stable.StableUtils; +import com.fr.stable.os.OperatingSystem; +import org.jetbrains.annotations.NotNull; + +import java.awt.GraphicsConfiguration; +import java.awt.GraphicsDevice; +import java.awt.GraphicsEnvironment; +import java.lang.reflect.Method; +import java.util.concurrent.atomic.AtomicReference; + +/** + * 获取系统Scale相关的工具类 + * @author Yvan + * @version 10.0 + * Created by Yvan on 2020/12/17 + */ +public class SystemScaleUtils { + + private static final AtomicReference JRE_HIDPI = new AtomicReference<>(); + + private static final String HI_DPI = "hidpi"; + + /** + * 判断是否支持高清 + * @return + */ + public static boolean isJreHiDPIEnabled() { + if (JRE_HIDPI.get() != null) { + return JRE_HIDPI.get(); + } + if (OperatingSystem.isMacos()) { + // 如果是mac os系统，直接返回true + return true; + } + if (OperatingSystem.isWindows() && StableUtils.getMajorJavaVersion() <= 8) { + // 如果是jdk8 + Windows系统，直接返回false + return false; + } + synchronized (JRE_HIDPI) { + if (JRE_HIDPI.get() != null) { + return JRE_HIDPI.get(); + } + boolean result = false; + if (getBooleanProperty(HI_DPI, true)) { + try { + GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); + Class sunGraphicsEnvironmentClass = Class.forName("sun.java2d.SunGraphicsEnvironment"); + if (sunGraphicsEnvironmentClass.isInstance(ge)) { + try { + Method method = sunGraphicsEnvironmentClass.getDeclaredMethod("isUIScaleEnabled"); + method.setAccessible(true); + result = (Boolean)method.invoke(ge); + } + catch (NoSuchMethodException e) { + FineLoggerFactory.getLogger().error(e.getMessage()); + } + } + } + catch (Throwable ignore) { + } + } + JRE_HIDPI.set(result); + return result; + } + } + + public static boolean getBooleanProperty(@NotNull final String key, final boolean defaultValue) { + final String value = System.getProperty(key); + return value == null ? defaultValue : Boolean.parseBoolean(value); + } + + /** + * 获取系统Scale + * @return + */ + public static float sysScale() { + float scale = 1.0f; + // 先判断是否支持高清，不支持代表此时是Windows + jdk8 的设计器，返回的scale值为1.0 + if (isJreHiDPIEnabled()) { + // 获取屏幕图形设备对象 + GraphicsDevice graphicsDevice = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice(); + if (graphicsDevice != null) { + // 获取图形配置对象 + GraphicsConfiguration configuration = graphicsDevice.getDefaultConfiguration(); + if (configuration != null && configuration.getDevice().getType() != GraphicsDevice.TYPE_PRINTER) { + // 获取屏幕缩放率，mac下固定为2，Windows+jdk11则将得到用户设置的dpi值 + scale = (float) configuration.getDefaultTransform().getScaleX(); + } + } + } + return scale; + } +}