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Code Issues Pull Requests Releases Wiki Activity

Implement click detection.

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This commit is contained in:
kenkeiras 2017-07-03 23:55:32 +02:00
parent bc33baca27
commit 078b06ab57
2 changed files with 40 additions and 4 deletions
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34
app/src/main/java/com/codigoparallevar/minicards/DrawView.java
View File

@ -5,19 +5,19 @@ import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import com.codigoparallevar.minicards.parts.Part;
import com.codigoparallevar.minicards.parts.Placeholder;
import com.codigoparallevar.minicards.parts.buttons.RoundButton;
import java.util.LinkedList;
import java.util.List;
import java.util.ArrayList;
class DrawView extends View {
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
List<Part> parts = new LinkedList<>();
ArrayList<Part> parts = new ArrayList<>();
public DrawView(Context context) {
super(context);
@ -34,4 +34,32 @@ class DrawView extends View {
Log.d("Render time", System.currentTimeMillis() - time + "ms");
}
@Override
public boolean onTouchEvent(MotionEvent event){
int x = (int) event.getX() - this.getLeft();
int y = (int) event.getY() - this.getTop();
Part touchedPart = getPartOn(x, y);
if (touchedPart == null){
Log.d("Touched part", "not found");
return false;
}
Log.d("Touched part", "Part: " + touchedPart);
invalidate();
return true;
}
private Part getPartOn(int x, int y) {
// Look in the list, in reverse so top-most elements are checked before
for (int i = parts.size() - 1; i >= 0; i--){
Part part = parts.get(i);
if ((x >= part.getLeft()) && (part.getRight() >= x)
&& (y >= part.getTop()) && (part.getBottom() >= y)){
return part;
}
}
return null;
}
}

10
app/src/main/java/com/codigoparallevar/minicards/TestActivity.java
View File

@ -3,15 +3,23 @@ package com.codigoparallevar.minicards;
import android.graphics.Color;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.MotionEvent;
public class TestActivity extends AppCompatActivity {
DrawView drawView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
DrawView drawView = new DrawView(this);
drawView = new DrawView(this);
drawView.setBackgroundColor(Color.BLACK);
setContentView(drawView);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
return drawView.onTouchEvent(event);
}
}