Thanks. Exactly the answer i was looking for.
On Aug 4, 4:43 pm, "Balwinder Kaur (T-Mobile)" <balwinder.k...@t-
mobile.com> wrote:
> You need to override the onTouchEvent method in CustomDrawableView
> @Override
> public boolean onTouchEvent(MotionEvent event) {
> switch (event.getAction()) {
>
> // get your x and y values from event.getX() and
> event.getY()
>
> case MotionEvent.ACTION_DOWN:
>
> // redraw your green or red circle depending on your
> x,y
> values.
> break;
>
> }
>
> return true;
> }
>
> Hope this helps,
> Balwinder Kaur
> Open Source Development Center
> ·T· · ·Mobile· stick together
>
> The views, opinions and statements in this email are those of the
> author solely in their individual capacity, and do not necessarily
> represent those of T-Mobile USA, Inc.
>
> On Aug 4, 5:10 am, Graham <[email protected]> wrote:
>
>
>
> > Hi again,
>
> > I am getting to grip with the android fundamentals and am curious as
> > to how the onTouch and the onTouchlisteners work.
>
> > To keep it simple I have used onDraw to draw two circles on a canvas,
> > a green circle and a red circle (each of type ShapeDrawable - Oval
> > Shape). I now wish to make it so that when I push the green circle, it
> > will move to the right and if I push the red circle it will move down.
>
> > I can move the circles with a timer delay so I am aware of how to do
> > this but I can't capture the onTouch. Can someone please help?
>
> > I have drawn my two circles with the below code (very similar to one
> > of the exercises):
>
> > ------------------------------------------------
>
> > package com.image;
>
> > import android.app.Activity;
> > import android.os.Bundle;
>
> > public class image extends Activity {
> > /** Called when the activity is first created. */
>
> > private CustomDrawableView mCustomDrawableView;
> > //private CustomDrawableView mCustomDrawableView2;
>
> > protected void onCreate(Bundle savedInstanceState) {
> > super.onCreate(savedInstanceState);
>
> > //last argument 1 = green, all others = red
> > mCustomDrawableView = new CustomDrawableView(this, 20,20,20,20);
>
> > setContentView(mCustomDrawableView);
>
> > }
>
> > }
>
> > package com.image;
>
> > import android.content.Context;
> > import android.graphics.Canvas;
> > import android.graphics.drawable.Drawable;
> > import android.graphics.drawable.ShapeDrawable;
> > import android.graphics.drawable.shapes.OvalShape;
> > import android.view.View;
>
> > public class CustomDrawableView extends View {
> > private ShapeDrawable[] mDrawables;
>
> > public CustomDrawableView(Context context, int x, int y, int
> > width, int height) {
> > super(context);
>
> > mDrawables = new ShapeDrawable[2];
>
> > mDrawables[0] = new ShapeDrawable(new OvalShape()); // green
> > one
> > mDrawables[1] = new ShapeDrawable(new OvalShape()); //red one
>
> > mDrawables[0].getPaint().setColor(0xff74AC23);
> > mDrawables[1].getPaint().setColor(0xffff0000);
>
> > mDrawables[0].setBounds(x,y,x+width,y+height); //arguments
> > left, top, right, bottom
> > mDrawables[1].setBounds(x+30,y+30,x+width+30,y+height+30);
>
> > }
>
> > @Override protected void onDraw(Canvas canvas) {
>
> > //mDrawables[0].draw(canvas);
> > for (Drawable dr : mDrawables) {
> > dr.draw(canvas);
> > }
> > }
>
> > }- Hide quoted text -
>
> - Show quoted text -
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