Skip to content

Commit c9d6397

Browse files
Michael5601Michael5601
committed
disabled icon logic
disabled icon logic
1 parent dceecc6 commit c9d6397

File tree

11 files changed

+199
-29
lines changed

11 files changed

+199
-29
lines changed

‎binaries/org.eclipse.swt.win32.win32.x86_64/META-INF/MANIFEST.MF

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@ Fragment-Host: org.eclipse.swt;bundle-version="[3.128.0,4.0.0)"
33
Bundle-Name: %fragmentName
44
Bundle-Vendor: %providerName
55
Bundle-SymbolicName: org.eclipse.swt.win32.win32.x86_64; singleton:=true
6-
Bundle-Version: 3.129.0.qualifier
6+
Bundle-Version: 4.0.0.qualifier
77
Bundle-ManifestVersion: 2
88
Bundle-Localization: fragment
99
Export-Package:

‎bundles/org.eclipse.swt.svg.tests/JUnit Tests/org/eclipse/swt/svg/tests/junit/Test_org_eclipse_swt_internal_SVGRasterizer.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -38,7 +38,7 @@ public class Test_org_eclipse_swt_internal_SVGRasterizer {
3838

3939
ImageDataProvider imageDataProvider = zoom -> {
4040
String fileName = "collapseall.svg";
41-
return new ImageData(getPath(fileName), zoom);
41+
return new ImageData(getPath(fileName), zoom, SWT.IMAGE_COPY);
4242
};
4343

4444
@Before
@@ -89,7 +89,7 @@ public void test_ConstructorLorg_eclipse_swt_graphics_Device_ImageDataProvider()
8989
// Corrupt Image provider
9090
ImageDataProvider provider = zoom -> {
9191
String fileName = "corrupt.svg";
92-
return new ImageData(getPath(fileName), zoom);
92+
return new ImageData(getPath(fileName), zoom, SWT.IMAGE_COPY);
9393
};
9494
try {
9595
image = new Image(display, provider);

‎bundles/org.eclipse.swt.svg/META-INF/services/org.eclipse.swt.graphics.SVGRasterizer

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1 @@
1+
org.eclipse.swt.svg.JSVGRasterizer

‎bundles/org.eclipse.swt.svg/src/org/eclipse/swt/svg/JSVGRasterizer.java

Lines changed: 101 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -23,6 +23,18 @@
2323
import org.eclipse.swt.graphics.PaletteData;
2424
import org.eclipse.swt.graphics.RGB;
2525
import org.eclipse.swt.internal.SVGRasterizer;
26+
import javax.xml.parsers.DocumentBuilder;
27+
import javax.xml.parsers.DocumentBuilderFactory;
28+
import javax.xml.parsers.ParserConfigurationException;
29+
import javax.xml.transform.Transformer;
30+
import javax.xml.transform.TransformerException;
31+
import javax.xml.transform.TransformerFactory;
32+
import javax.xml.transform.dom.DOMSource;
33+
import javax.xml.transform.stream.StreamResult;
34+
import org.w3c.dom.Document;
35+
import org.w3c.dom.Element;
36+
import org.xml.sax.SAXException;
37+
2638
import com.github.weisj.jsvg.*;
2739
import com.github.weisj.jsvg.geometry.size.*;
2840
import com.github.weisj.jsvg.parser.*;
@@ -50,7 +62,19 @@ public class JSVGRasterizer implements SVGRasterizer {
5062
);
5163

5264
@Override
53-
public ImageData[] rasterizeSVG(InputStream stream, int zoom) throws IOException {
65+
public ImageData[] rasterizeSVG(InputStream stream, int zoom, int flag) throws IOException {
66+
switch(flag) {
67+
case SWT.IMAGE_DISABLE:
68+
stream = applyDisabledLook(stream);
69+
break;
70+
case SWT.IMAGE_GRAY:
71+
stream = applyGrayLook(stream);
72+
break;
73+
case SWT.IMAGE_COPY:
74+
break;
75+
default:
76+
SWT.error(SWT.ERROR_INVALID_IMAGE);
77+
}
5478
SVGDocument svgDocument = null;
5579
svgDocument = SVG_LOADER.load(stream, null, LoaderContext.createDefault());
5680
if (svgDocument != null) {
@@ -136,4 +160,80 @@ private ImageData convertToSWT(BufferedImage bufferedImage) {
136160
}
137161
return null;
138162
}
163+
164+
private static InputStream applyDisabledLook(InputStream svgInputStream) throws IOException {
165+
Document svgDocument = parseSVG(svgInputStream);
166+
addDisabledFilter(svgDocument);
167+
try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
168+
writeSVG(svgDocument, outputStream);
169+
return new ByteArrayInputStream(outputStream.toByteArray());
170+
}
171+
}
172+
173+
private static InputStream applyGrayLook(InputStream svgInputStream) throws IOException {
174+
Document svgDocument = parseSVG(svgInputStream);
175+
addGrayFilter(svgDocument);
176+
try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
177+
writeSVG(svgDocument, outputStream);
178+
return new ByteArrayInputStream(outputStream.toByteArray());
179+
}
180+
}
181+
182+
private static Document parseSVG(InputStream inputStream) throws IOException {
183+
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
184+
DocumentBuilder builder;
185+
try {
186+
builder = factory.newDocumentBuilder();
187+
return builder.parse(inputStream);
188+
} catch (SAXException | IOException | ParserConfigurationException e) {
189+
throw new IOException(e.getMessage());
190+
}
191+
}
192+
193+
private static void addDisabledFilter(Document document) {
194+
addFilter(document, 0.64f, 0.4f);
195+
}
196+
197+
private static void addGrayFilter(Document document) {
198+
addFilter(document, 0.64f, 0.1f);
199+
}
200+
201+
private static void addFilter(Document document, float slope, float intercept) {
202+
Element defs = (Element) document.getElementsByTagName("defs").item(0);
203+
if (defs == null) {
204+
defs = document.createElement("defs");
205+
document.getDocumentElement().appendChild(defs);
206+
}
207+
208+
Element filter = document.createElement("filter");
209+
filter.setAttribute("id", "customizedLook");
210+
211+
Element colorMatrix = document.createElement("feColorMatrix");
212+
colorMatrix.setAttribute("type", "saturate");
213+
colorMatrix.setAttribute("values", "0");
214+
filter.appendChild(colorMatrix);
215+
216+
Element componentTransfer = document.createElement("feComponentTransfer");
217+
for (String channel : new String[] { "R", "G", "B" }) {
218+
Element func = document.createElement("feFunc" + channel);
219+
func.setAttribute("type", "linear");
220+
func.setAttribute("slope", Float.toString(slope));
221+
func.setAttribute("intercept", Float.toString(intercept));
222+
componentTransfer.appendChild(func);
223+
}
224+
filter.appendChild(componentTransfer);
225+
defs.appendChild(filter);
226+
document.getDocumentElement().setAttribute("filter", "url(#customizedLook)");
227+
}
228+
229+
private static void writeSVG(Document document, OutputStream outputStream) throws IOException {
230+
TransformerFactory transformerFactory = TransformerFactory.newInstance();
231+
Transformer transformer;
232+
try {
233+
transformer = transformerFactory.newTransformer();
234+
transformer.transform(new DOMSource(document), new StreamResult(outputStream));
235+
} catch (TransformerException e) {
236+
throw new IOException(e.getMessage());
237+
}
238+
}
139239
}

‎bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/graphics/ImageData.java

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -384,10 +384,10 @@ public ImageData(InputStream stream) {
384384
* </ul>
385385
*
386386
* @see ImageLoader#load(InputStream)
387-
* @since 3.129
387+
* @since 4.0
388388
*/
389-
public ImageData(InputStream stream, int zoom) {
390-
ImageData[] data = ImageDataLoader.load(stream, zoom);
389+
public ImageData(InputStream stream, int zoom, int flag) {
390+
ImageData[] data = ImageDataLoader.load(stream, zoom, flag);
391391
if (data.length < 1) SWT.error(SWT.ERROR_INVALID_IMAGE);
392392
ImageData i = data[0];
393393
setAllFields(
@@ -483,10 +483,10 @@ public ImageData(String filename) {
483483
* <li>ERROR_UNSUPPORTED_FORMAT - if the image file contains an unrecognized format</li>
484484
* </ul>
485485
*
486-
* @since 3.129
486+
* @since 4.0
487487
*/
488-
public ImageData(String filename, int zoom) {
489-
ImageData[] data = ImageDataLoader.load(filename, zoom);
488+
public ImageData(String filename, int zoom, int flag) {
489+
ImageData[] data = ImageDataLoader.load(filename, zoom, flag);
490490
if (data.length < 1) SWT.error(SWT.ERROR_INVALID_IMAGE);
491491
ImageData i = data[0];
492492
setAllFields(

‎bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/graphics/ImageDataLoader.java

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -25,16 +25,16 @@ public static ImageData[] load(InputStream stream) {
2525
return new ImageLoader().load(stream);
2626
}
2727

28-
public static ImageData[] load(InputStream stream, int zoom) {
29-
return new ImageLoader().load(stream, zoom);
28+
public static ImageData[] load(InputStream stream, int zoom, int flag) {
29+
return new ImageLoader().load(stream, zoom, flag);
3030
}
3131

3232
public static ImageData[] load(String filename) {
3333
return new ImageLoader().load(filename);
3434
}
3535

36-
public static ImageData[] load(String filename, int zoom) {
37-
return new ImageLoader().load(filename, zoom);
36+
public static ImageData[] load(String filename, int zoom, int flag) {
37+
return new ImageLoader().load(filename, zoom, flag);
3838
}
3939

4040
}

‎bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/graphics/ImageDataProvider.java

Lines changed: 13 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -43,4 +43,17 @@ public interface ImageDataProvider {
4343
*/
4444
ImageData getImageData (int zoom);
4545

46+
/**
47+
* @since 4.0
48+
*/
49+
default ImageData getCustomizedImageData(int zoom, int flag) {
50+
throw new UnsupportedOperationException();
51+
}
52+
53+
/**
54+
* @since 4.0
55+
*/
56+
default boolean supportsRasterizationFlag(int flag) {
57+
return false;
58+
}
4659
}

‎bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/internal/SVGRasterizer.java

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -32,5 +32,5 @@ public interface SVGRasterizer {
3232
* the input is not a valid SVG file or cannot be processed.
3333
* @throws IOException if an error occurs while reading the SVG data.
3434
*/
35-
public ImageData[] rasterizeSVG(InputStream stream, int zoom) throws IOException;
35+
public ImageData[] rasterizeSVG(InputStream stream, int zoom, int flag) throws IOException;
3636
}

‎bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/internal/image/FileFormat.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -132,7 +132,7 @@ public static ImageData[] load(InputStream is, ImageLoader loader) {
132132
*
133133
* @since 3.129
134134
*/
135-
public static ImageData[] load(InputStream stream, int zoom, ImageLoader loader) {
135+
public static ImageData[] load(InputStream stream, int zoom, int flag, ImageLoader loader) {
136136
if (stream == null) {
137137
throw new IllegalArgumentException("InputStream cannot be null");
138138
}
@@ -141,7 +141,7 @@ public static ImageData[] load(InputStream stream, int zoom, ImageLoader loader)
141141
}
142142
try {
143143
if (RASTERIZER != null && zoom != 0 && isSVGFile(stream)) {
144-
return RASTERIZER.rasterizeSVG(stream, zoom);
144+
return RASTERIZER.rasterizeSVG(stream, zoom, flag);
145145
} else {
146146
return load(stream, loader);
147147
}

‎bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/graphics/Image.java

Lines changed: 61 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -238,6 +238,9 @@ public Image(Device device, Image srcImage, int flag) {
238238
long srcImageHandle = win32_getHandle(srcImage, getZoom());
239239
switch (flag) {
240240
case SWT.IMAGE_COPY: {
241+
if(createWithSVG(device, flag)) {
242+
break;
243+
}
241244
switch (type) {
242245
case SWT.BITMAP:
243246
/* Get the HDC for the device */
@@ -273,12 +276,18 @@ public Image(Device device, Image srcImage, int flag) {
273276
break;
274277
}
275278
case SWT.IMAGE_DISABLE: {
279+
if(createWithSVG(device, flag)) {
280+
break;
281+
}
276282
ImageData data = srcImage.getImageData(srcImage.getZoom());
277283
ImageData newData = applyDisableImageData(data, rect.height, rect.width);
278284
init (newData, getZoom());
279285
break;
280286
}
281287
case SWT.IMAGE_GRAY: {
288+
if(createWithSVG(device, flag)) {
289+
break;
290+
}
282291
ImageData data = srcImage.getImageData(srcImage.getZoom());
283292
ImageData newData = applyGrayImageData(data, rect.height, rect.width);
284293
init (newData, getZoom());
@@ -291,6 +300,28 @@ public Image(Device device, Image srcImage, int flag) {
291300
this.device.registerResourceWithZoomSupport(this);
292301
}
293302

303+
private boolean createWithSVG(Device device, int flag) {
304+
ImageData data = null;
305+
Image customizedImage = null;
306+
if (imageProvider.getProvider() instanceof ImageFileNameProvider imageFileNameProvider) {
307+
ElementAtZoom<String> fileName = DPIUtil.validateAndGetImagePathAtZoom(imageFileNameProvider, getZoom());
308+
if (fileName.element().endsWith(".svg")) {
309+
customizedImage = new Image(device, imageFileNameProvider, flag);
310+
}
311+
} else if (imageProvider.getProvider() instanceof ImageDataProvider imageDataProvider) {
312+
if (imageDataProvider.supportsRasterizationFlag(flag)) {
313+
customizedImage = new Image(device, imageDataProvider, flag);
314+
}
315+
}
316+
if(customizedImage != null) {
317+
data = customizedImage.getImageData(customizedImage.getZoom());
318+
init(data, getZoom());
319+
customizedImage.dispose();
320+
return true;
321+
}
322+
return false;
323+
}
324+
294325
/**
295326
* Constructs an empty instance of this class with the
296327
* width and height of the specified rectangle. The result
@@ -471,7 +502,7 @@ public Image(Device device, ImageData source, ImageData mask) {
471502
public Image (Device device, InputStream stream) {
472503
super(device);
473504
initialNativeZoom = DPIUtil.getNativeDeviceZoom();
474-
ImageData data = DPIUtil.autoScaleUp(device, new ElementAtZoom<>(new ImageData (stream, getZoom()), 100));
505+
ImageData data = DPIUtil.autoScaleUp(device, new ElementAtZoom<>(new ImageData (stream, getZoom(), SWT.IMAGE_COPY), 100));
475506
init(data, getZoom());
476507
init();
477508
this.device.registerResourceWithZoomSupport(this);
@@ -513,7 +544,7 @@ public Image (Device device, String filename) {
513544
super(device);
514545
if (filename == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
515546
initialNativeZoom = DPIUtil.getNativeDeviceZoom();
516-
ImageData data = DPIUtil.autoScaleUp(device, new ElementAtZoom<>(new ImageData (filename, getZoom()), 100));
547+
ImageData data = DPIUtil.autoScaleUp(device, new ElementAtZoom<>(new ImageData (filename, getZoom(), SWT.IMAGE_COPY), 100));
517548
init(data, getZoom());
518549
init();
519550
this.device.registerResourceWithZoomSupport(this);
@@ -556,16 +587,30 @@ public Image(Device device, ImageFileNameProvider imageFileNameProvider) {
556587
if (fileName.zoom() == getZoom()) {
557588
ImageHandle imageMetadata = initNative (fileName.element(), getZoom());
558589
if (imageMetadata == null) {
559-
init(new ImageData (fileName.element(), getZoom()), getZoom());
590+
init(new ImageData (fileName.element(), getZoom(), SWT.IMAGE_COPY), getZoom());
560591
}
561592
} else {
562-
ImageData resizedData = DPIUtil.autoScaleImageData (device, new ImageData (fileName.element(), getZoom()), fileName.zoom());
593+
ImageData resizedData = DPIUtil.autoScaleImageData (device, new ImageData (fileName.element(), getZoom(), SWT.IMAGE_COPY), fileName.zoom());
563594
init(resizedData, getZoom());
564595
}
565596
init();
566597
this.device.registerResourceWithZoomSupport(this);
567598
}
568599

600+
private Image(Device device, ImageFileNameProvider imageFileNameProvider, int flag) {
601+
super(device);
602+
this.imageProvider = new ImageFileNameProviderWrapper(imageFileNameProvider);
603+
initialNativeZoom = DPIUtil.getNativeDeviceZoom();
604+
int zoom = getZoom();
605+
ElementAtZoom<String> fileName = DPIUtil.validateAndGetImagePathAtZoom (imageFileNameProvider, zoom);
606+
ImageHandle imageMetadata = initNative (fileName.element(), zoom);
607+
if (imageMetadata == null) {
608+
init(new ImageData (fileName.element(), zoom, flag), zoom);
609+
}
610+
init();
611+
this.device.registerResourceWithZoomSupport(this);
612+
}
613+
569614
/**
570615
* Constructs an instance of this class by loading its representation
571616
* from the ImageData retrieved from the ImageDataProvider. Throws an
@@ -606,6 +651,16 @@ public Image(Device device, ImageDataProvider imageDataProvider) {
606651
this.device.registerResourceWithZoomSupport(this);
607652
}
608653

654+
private Image(Device device, ImageDataProvider imageDataProvider, int flag) {
655+
super(device);
656+
this.imageProvider = new ImageDataProviderWrapper(imageDataProvider);
657+
initialNativeZoom = DPIUtil.getNativeDeviceZoom();
658+
ImageData data = imageDataProvider.getCustomizedImageData(getZoom(), flag);
659+
init (data, getZoom());
660+
init();
661+
this.device.registerResourceWithZoomSupport(this);
662+
}
663+
609664
/**
610665
* The provided ImageGcDrawer will be called on demand whenever a new variant of the
611666
* Image for an additional zoom is required. Depending on the OS-specific implementation
@@ -2138,13 +2193,13 @@ protected Rectangle getBounds(int zoom) {
21382193
@Override
21392194
ImageData getImageData(int zoom) {
21402195
ElementAtZoom<String> fileName = DPIUtil.validateAndGetImagePathAtZoom (provider, zoom);
2141-
return DPIUtil.scaleImageData (device, new ImageData (fileName.element(), zoom), zoom, fileName.zoom());
2196+
return DPIUtil.scaleImageData (device, new ImageData (fileName.element(), zoom, SWT.IMAGE_COPY), zoom, fileName.zoom());
21422197
}
21432198

21442199
@Override
21452200
ImageHandle getImageMetadata(int zoom) {
21462201
ElementAtZoom<String> imageCandidate = DPIUtil.validateAndGetImagePathAtZoom (provider, zoom);
2147-
ImageData imageData = new ImageData (imageCandidate.element(), zoom);
2202+
ImageData imageData = new ImageData (imageCandidate.element(), zoom, SWT.IMAGE_COPY);
21482203
if (imageCandidate.zoom() == zoom) {
21492204
/* Release current native resources */
21502205
ImageHandle imageMetadata = initNative(imageCandidate.element(), zoom);

0 commit comments

Comments
 (0)