void drawRectangles(NSWindow window, Rectangle[] rects, boolean erase) {
NSGraphicsContext context = window.graphicsContext();
NSGraphicsContext.static_saveGraphicsState();
NSGraphicsContext.setCurrentContext(context);
context.saveGraphicsState();
Point parentOrigin;
if (parent != null) {
parentOrigin = display.map(parent, null, 0, 0);
} else {
parentOrigin = new Point(0, 0);
}
context.setCompositingOperation(erase ? OS.NSCompositeClear : OS.NSCompositeSourceOver);
NSRect rectFrame = new NSRect();
NSPoint globalPoint = new NSPoint();
double /*float*/ screenHeight = display.getPrimaryFrame().height;
for (int i = 0; i < rects.length; i++) {
Rectangle rect = rects[i];
rectFrame.x = rect.x + parentOrigin.x;
rectFrame.y = screenHeight - (int) ((rect.y + parentOrigin.y) + rect.height);
rectFrame.width = rect.width;
rectFrame.height = rect.height;
globalPoint.x = rectFrame.x;
globalPoint.y = rectFrame.y;
globalPoint = window.convertScreenToBase(globalPoint);
rectFrame.x = globalPoint.x;
rectFrame.y = globalPoint.y;
if (erase) {
rectFrame.width++;
rectFrame.height++;
NSBezierPath.fillRect(rectFrame);
} else {
rectFrame.x += 0.5f;
rectFrame.y += 0.5f;
NSBezierPath.strokeRect(rectFrame);
}
}
if (!erase) context.flushGraphics();
context.restoreGraphicsState();
NSGraphicsContext.static_restoreGraphicsState();
}
void mouse(NSEvent nsEvent) {
NSPoint location;
if (nsEvent == null || nsEvent.type() == OS.NSMouseMoved) {
location = NSEvent.mouseLocation();
} else {
location = nsEvent.locationInWindow();
location = nsEvent.window().convertBaseToScreen(location);
}
location.y = display.getPrimaryFrame().height - location.y;
int newX = (int) location.x, newY = (int) location.y;
if (newX != oldX || newY != oldY) {
Rectangle[] oldRectangles = rectangles;
Rectangle[] rectsToErase = new Rectangle[rectangles.length];
for (int i = 0; i < rectangles.length; i++) {
Rectangle current = rectangles[i];
rectsToErase[i] = new Rectangle(current.x, current.y, current.width, current.height);
}
Event event = new Event();
event.x = newX;
event.y = newY;
if ((style & SWT.RESIZE) != 0) {
boolean orientationInit = resizeRectangles(newX - oldX, newY - oldY);
inEvent = true;
sendEvent(SWT.Resize, event);
inEvent = false;
/*
* It is possible (but unlikely), that application
* code could have disposed the widget in the move
* event. If this happens, return false to indicate
* that the tracking has failed.
*/
if (isDisposed()) {
cancelled = true;
return;
}
boolean draw = false;
/*
* It is possible that application code could have
* changed the rectangles in the resize event. If this
* happens then only redraw the tracker if the rectangle
* values have changed.
*/
if (rectangles != oldRectangles) {
int length = rectangles.length;
if (length != rectsToErase.length) {
draw = true;
} else {
for (int i = 0; i < length; i++) {
if (!rectangles[i].equals(rectsToErase[i])) {
draw = true;
break;
}
}
}
} else {
draw = true;
}
if (draw) {
drawRectangles(window, rectsToErase, true);
drawRectangles(window, rectangles, false);
}
Point cursorPos = adjustResizeCursor(orientationInit);
if (cursorPos != null) {
newX = cursorPos.x;
newY = cursorPos.y;
}
} else {
moveRectangles(newX - oldX, newY - oldY);
inEvent = true;
sendEvent(SWT.Move, event);
inEvent = false;
/*
* It is possible (but unlikely), that application
* code could have disposed the widget in the move
* event. If this happens, return false to indicate
* that the tracking has failed.
*/
if (isDisposed()) {
cancelled = true;
return;
}
boolean draw = false;
/*
* It is possible that application code could have
* changed the rectangles in the move event. If this
* happens then only redraw the tracker if the rectangle
* values have changed.
*/
if (rectangles != oldRectangles) {
int length = rectangles.length;
if (length != rectsToErase.length) {
draw = true;
} else {
for (int i = 0; i < length; i++) {
if (!rectangles[i].equals(rectsToErase[i])) {
draw = true;
break;
}
}
}
} else {
draw = true;
}
if (draw) {
drawRectangles(window, rectsToErase, true);
drawRectangles(window, rectangles, false);
}
}
oldX = newX;
oldY = newY;
}
switch ((int) /*64*/ nsEvent.type()) {
case OS.NSLeftMouseUp:
case OS.NSRightMouseUp:
case OS.NSOtherMouseUp:
tracking = false;
}
}
