@Override
protected void onDraw(Canvas canvas) {
if (paint == null) {
paint = new Paint();
textPaint = new Paint();
textPaint.setTextSize(11);
textPaint.setTextAlign(Paint.Align.CENTER);
}
paint.setColor(Color.RED);
paint.setAlpha(80);
for (int row = 0; row < kgb.numRows; row++) {
canvas.drawLine(
0,
kgb.spaceBarBottom - row * (kgb.keyHeight + kgb.rowPadding),
getWidth(),
kgb.spaceBarBottom - row * (kgb.keyHeight + kgb.rowPadding),
paint);
canvas.drawLine(
0,
kgb.spaceBarBottom - row * (kgb.keyHeight + kgb.rowPadding) - kgb.keyHeight,
getWidth(),
kgb.spaceBarBottom - row * (kgb.keyHeight + kgb.rowPadding) - kgb.keyHeight,
paint);
}
for (KeyInfo keyInfo : kgb.foundKeys.values()) {
canvas.drawCircle(
keyInfo.getLocation().getAbsoluteX(),
keyInfo.getLocation().getAbsoluteY(),
TOUCH_RADIUS,
paint);
canvas.drawText(
keyInfo.getKey().getCharacter(),
keyInfo.getLocation().getAbsoluteX(),
keyInfo.getLocation().getAbsoluteY(),
textPaint);
}
paint.setColor(Color.BLUE);
long curTime = System.currentTimeMillis();
for (Iterator<Touch> iterator = touches.iterator(); iterator.hasNext(); ) {
Touch touch = iterator.next();
long age = curTime - touch.t;
if (age > TOUCH_DECAY_MS) {
iterator.remove();
} else {
paint.setAlpha((int) (255 * (1 - ((float) age / TOUCH_DECAY_MS))));
canvas.drawCircle(touch.x, touch.y, TOUCH_RADIUS, paint);
}
}
// canvas.drawRect(5, 5, getWidth() - 5, getHeight() - 5, paint);
}
@Override
public String getShellCommand() {
KeyInfo existingKey =
kgb.foundKeys.get(Key.getCharacter(Character.toString(text.charAt(index++))));
if (existingKey != null) {
return "input tap "
+ existingKey.getLocation().getAbsoluteX()
+ " "
+ existingKey.getLocation().getAbsoluteY();
} else {
return null;
}
}