/** * Returns a device independent representation of the receiver. * * @return the PathData for the receiver * @exception SWTException * <ul> * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed * </ul> * * @see PathData */ public PathData getPathData() { if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED); int count = handle.elementCount(); int pointCount = 0, typeCount = 0; byte[] types = new byte[count]; float[] pointArray = new float[count * 6]; int points = OS.malloc(3 * NSPoint.sizeof); if (points == 0) SWT.error(SWT.ERROR_NO_HANDLES); NSPoint pt = new NSPoint(); for (int i = 0; i < count; i++) { int element = handle.elementAtIndex_associatedPoints_(i, points); switch (element) { case OS.NSMoveToBezierPathElement: types[typeCount++] = SWT.PATH_MOVE_TO; OS.memmove(pt, points, NSPoint.sizeof); pointArray[pointCount++] = (int) pt.x; pointArray[pointCount++] = (int) pt.y; break; case OS.NSLineToBezierPathElement: types[typeCount++] = SWT.PATH_LINE_TO; OS.memmove(pt, points, NSPoint.sizeof); pointArray[pointCount++] = (int) pt.x; pointArray[pointCount++] = (int) pt.y; break; case OS.NSCurveToBezierPathElement: types[typeCount++] = SWT.PATH_CUBIC_TO; OS.memmove(pt, points, NSPoint.sizeof); pointArray[pointCount++] = (int) pt.x; pointArray[pointCount++] = (int) pt.y; OS.memmove(pt, points + NSPoint.sizeof, NSPoint.sizeof); pointArray[pointCount++] = (int) pt.x; pointArray[pointCount++] = (int) pt.y; OS.memmove(pt, points + NSPoint.sizeof + NSPoint.sizeof, NSPoint.sizeof); pointArray[pointCount++] = (int) pt.x; pointArray[pointCount++] = (int) pt.y; break; case OS.NSClosePathBezierPathElement: types[typeCount++] = SWT.PATH_CLOSE; break; } } OS.free(points); if (pointCount != pointArray.length) { float[] temp = new float[pointCount]; System.arraycopy(pointArray, 0, temp, 0, pointCount); pointArray = temp; } PathData data = new PathData(); data.types = types; data.points = pointArray; return data; }
/** * Adds to the receiver the pattern of glyphs generated by drawing the given string using the * given font starting at the point (x, y). * * @param string the text to use * @param x the x coordinate of the starting point * @param y the y coordinate of the starting point * @param font the font to use * @exception IllegalArgumentException * <ul> * <li>ERROR_NULL_ARGUMENT - if the font is null * <li>ERROR_INVALID_ARGUMENT - if the font has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed * </ul> */ public void addString(String string, float x, float y, Font font) { if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED); if (font == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); if (font.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); NSString str = NSString.stringWith(string); NSTextStorage textStorage = ((NSTextStorage) new NSTextStorage().alloc()); textStorage.initWithString_(str); NSLayoutManager layoutManager = (NSLayoutManager) new NSLayoutManager().alloc().init(); NSTextContainer textContainer = (NSTextContainer) new NSTextContainer().alloc(); NSSize size = new NSSize(); size.width = Float.MAX_VALUE; size.height = Float.MAX_VALUE; textContainer.initWithContainerSize(size); textStorage.addLayoutManager(layoutManager); layoutManager.addTextContainer(textContainer); NSRange range = new NSRange(); range.length = str.length(); textStorage.beginEditing(); textStorage.addAttribute(OS.NSFontAttributeName(), font.handle, range); textStorage.endEditing(); range = layoutManager.glyphRangeForTextContainer(textContainer); if (range.length != 0) { int glyphs = OS.malloc(4 * range.length * 2); layoutManager.getGlyphs(glyphs, range); NSBezierPath path = NSBezierPath.bezierPath(); NSPoint point = new NSPoint(); point.x = x; point.y = y; path.moveToPoint(point); path.appendBezierPathWithGlyphs(glyphs, range.length, font.handle); NSAffineTransform transform = NSAffineTransform.transform(); transform.scaleXBy(1, -1); transform.translateXBy(0, -((2 * y) + textStorage.size().height)); path.transformUsingAffineTransform(transform); OS.free(glyphs); handle.appendBezierPath(path); } textContainer.release(); layoutManager.release(); textStorage.release(); }
static boolean isExecutable(String fileName) { long /*int*/ ptr = OS.malloc(1); NSString path = NSString.stringWith(fileName); boolean result = false; NSFileManager manager = NSFileManager.defaultManager(); if (manager.fileExistsAtPath(path, ptr)) { byte[] isDirectory = new byte[1]; OS.memmove(isDirectory, ptr, 1); if (isDirectory[0] == 0 && manager.isExecutableFileAtPath(path)) { NSWorkspace ws = NSWorkspace.sharedWorkspace(); NSString type = ws.typeOfFile(path, 0); result = type != null && (ws.type(type, NSString.stringWith("public.unix-executable")) || //$NON-NLS-1$ OS.UTTypeEqual( type.id, NSString.stringWith("public.shell-script").id)); // $NON-NLS-1$ } } OS.free(ptr); return result; }