I usually use this code to add horizontal line: <View android:layout_width=”match_parent” android:layout_height=”1dp” android:background=”@android:color/darker_gray”/> To add vertical separator, switch the layout_width and layout_height values
Without any evidence otherwise, I’d guess you’ve overriden the paint method of something like a JFrame and are painting directly to it. The problem is, frames have decoration (a border and title bar for example), which takes up space inside the frame… Technically, this is correct. The rectangle is painted in the center of frame, … Read more
Thank you for your help. At last I could draw a line on the map. This is how I done it: /** Called when the activity is first created. */ private List<Overlay> mapOverlays; private Projection projection; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); linearLayout = (LinearLayout) findViewById(R.id.zoomview); mapView = (MapView) findViewById(R.id.mapview); mapView.setBuiltInZoomControls(true); mapOverlays = … Read more
And please no win32, mfc or qt. I fear these are too complex for me for now, unless you really recommend it. Doing graphics without some kind of framework is actually a lot harder than using any one of the frameworks that you have listed. Orders of magnitude harder … if you could measure hardness … Read more
It depends on the drawing environment you’re using. For example, if you use HTML5 canvas, you could rotate the canvas, draw the rectangle and then return the canvas to the original position, obtaining the “rotated” rectangle. You should check your environment documentation for further info or give more info in the question so we can … Read more