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();
}
