public void setDrawable(Drawable drawable) {
this.drawable = drawable;
// if(drawable.getDrawSurface()==null)
drawable.setDrawSurface(this);
repaint();
}
public void init(final Context context, AttributeSet attrs) {
// register our interest in hearing about changes to our surface
SurfaceHolder holder = getHolder();
holder.addCallback(this);
// make sure we get key events
setFocusable(true);
WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
Display display = wm.getDefaultDisplay();
Point size = new Point();
display.getSize(size);
// read attributes
if (attrs != null) {
try {
// create configured widget
String[] widgets = {
"Tacho", "Kompass", "Bar", "BatteryBar", "Plotter", "Label", "Timeplot", "BarGraph"
};
TypedArray attributes =
context.getTheme().obtainStyledAttributes(attrs, R.styleable.WidgetView, 0, 0);
int widgetIndex = attributes.getInt(R.styleable.WidgetView_widget, 0);
if (widgetIndex < widgets.length) {
String widget = widgets[widgetIndex];
// MainActivity.debug("WidgetView: I am a "+widget);
Class clazz = Class.forName("lu.fisch.canze.widgets." + widget);
Constructor<?> constructor = clazz.getConstructor(null);
drawable = (Drawable) constructor.newInstance();
drawable.setDrawSurface(this);
// apply attributes
setMin(attributes.getInt(R.styleable.WidgetView_min, 0));
setMax(attributes.getInt(R.styleable.WidgetView_max, 0));
setMajorTicks(attributes.getInt(R.styleable.WidgetView_majorTicks, 0));
setMinorTicks(attributes.getInt(R.styleable.WidgetView_minorTicks, 0));
setTitle(attributes.getString(R.styleable.WidgetView_text));
setShowLabels(attributes.getBoolean(R.styleable.WidgetView_showLabels, true));
setShowValue(attributes.getBoolean(R.styleable.WidgetView_showValue, true));
setInverted(attributes.getBoolean(R.styleable.WidgetView_isInverted, false));
fieldSID = attributes.getString(R.styleable.WidgetView_fieldSID);
String colorRangesJson = attributes.getString(R.styleable.WidgetView_colorRanges);
if (!colorRangesJson.trim().isEmpty())
setColorRanges(new ColorRanges(colorRangesJson.replace("'", "\"")));
// MainActivity.debug("WidgetView: My SID is "+fieldSID);
if (MainActivity.milesMode) setTitle(drawable.getTitle().replace("km", "mi"));
repaint();
} else {
MainActivity.debug(
"WidgetIndex " + widgetIndex + " is wrong!? Not registered in <WidgetView>?");
}
} catch (Exception e) {
e.printStackTrace();
}
}
// in case your application needs one or more timers,
// you have to put them here
/*Timer timer = new Timer();
timer.schedule(new TimerTask() {
@Override
public void run() {
repaint();
}
}, 100, 100);
*/
}
public void reset() {
drawable.reset();
repaint();
}
@Override
public void surfaceCreated(SurfaceHolder arg0) {
// do a first painting
repaint();
}