Bump: Can anyone help? If I define an imageview in my activity and
then set an animation for it, then it plays fine. But if I define an
image view as a member in my custom view and then try to play its
animation, it does not play. Any help is appreciated...
On Dec 18, 4:59 pm, Seb <stsiop...@googlemail.com> wrote:
> I am creating a game. Most of the computation is done in acustomView
> class which contains a grid ofcustomSquares which extendimageview.
> Here's some code to describe what's happening:
>
> public class GameView extends View {
> public Square squares[] = null;
>
> public GameView(Context context, AttributeSet a) {
> super(context, a);
> setFocusable(true);
>
> }
>
> @Override
> protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec)
> {
> super.onMeasure(widthMeasureSpec, heightMeasureSpec);
> squares = new Square[numSquares];
>
> }
>
> public void resetGame()
> {
>
> }
>
> public void restartGame()
> {
>
> }
>
> public boolean onTouchEvent(MotionEvent event) {
> int eventaction = event.getAction();
> int X = (int)event.getX();
> int Y = (int)event.getY();
>
> switch (eventaction)
> {
> case MotionEvent.ACTION_DOWN:
> currentTouchIndex = checkForSquareTouch(X, Y);
>
> if(currentTouchIndex >= 0)
> {
> squares[currentTouchIndex].select();
> ((MainActivity)this.getContext()).startSquareAnimation();
>
> .........
> return true;
>
> }
>
> Thats the main View. Square implementation:
>
> public class Square extendsImageView{
>
> public Square(Context context, AttributeSet attrs, int x, int y,
> int squareWidth, boolean operator, int textS, Typeface f) {
> super(context, attrs);
> {
> this.setImageResource(R.drawable.chalkbox);
> this.getDrawable().setBounds(x, y, x + squareWidth, y +
> squareWidth);
>
> this.setAlpha(10);
>
> }
>
> protected void onDraw(Canvas canvas) {
> Paint foreground = new Paint(Paint.ANTI_ALIAS_FLAG);
> foreground.setStyle(Style.FILL);
> foreground.setTextSize(textSize);
> foreground.setColor(Color.WHITE);
> foreground.setTextScaleX(1);
> foreground.setTextAlign(Paint.Align.CENTER);
> foreground.setTypeface(font);
>
> int left = this.getDrawable().getBounds().left;
> int right = this.getDrawable().getBounds().right;
> int top = this.getDrawable().getBounds().top;
> int bottom = this.getDrawable().getBounds().bottom;
>
> if (invalidMove) {
>
> }
>
> if (isOperator) {
> if (text.equals("+"))
> bottom += 10;
>
> if (text.equals("/"))
> bottom += 5;
>
> if (text.equals("x") || text.equals("/"))
> foreground.setTextSize(textSize - 5);
> else
> foreground.setTextSize(textSize);
> }
>
> this.getDrawable().draw(canvas);
> canvas.drawText(text, (left + right) / 2, ((top + bottom) / 2) +
> 10, foreground);
>
> }
>
> Hope that gives you a view of the structure. I'm trying to animate the
> Square, so that when a player presses on a Square, the Square
> brightens and then fades again when they lift their finger off. The
> problem is that the call to square[0].startAnimation() does not seem
> to be working and theanimationis not playing. Am I doing something
> wrong?
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