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Add a little more info to the top of Pointer Location.

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This commit is contained in:
Dianne Hackborn
2009-08-06 13:41:17 -07:00
parent 79cd9b42c8
commit 067ea67251
1 changed files with 43 additions and 23 deletions
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66
apps/Development/src/com/android/development/PointerLocation.java
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@@ -20,7 +20,6 @@ import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Paint.FontMetricsInt;
import android.os.Bundle;
import android.util.Log;
@@ -69,6 +68,8 @@ public class PointerLocation extends Activity {
private final FontMetricsInt mTextMetrics = new FontMetricsInt();
private int mHeaderBottom;
private boolean mCurDown;
private int mCurNumPointers;
private int mMaxNumPointers;
private final ArrayList<PointerState> mPointers
= new ArrayList<PointerState>();
@@ -98,6 +99,10 @@ public class PointerLocation extends Activity {
mPathPaint.setARGB(255, 64, 128, 255);
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setStrokeWidth(1);
PointerState ps = new PointerState();
ps.mVelocity = VelocityTracker.obtain();
mPointers.add(ps);
}
@Override
@@ -114,27 +119,44 @@ public class PointerLocation extends Activity {
@Override
protected void onDraw(Canvas canvas) {
int w = getWidth()/5;
int base = -mTextMetrics.ascent+1;
int bottom = mHeaderBottom;
final int w = getWidth();
final int itemW = w/7;
final int base = -mTextMetrics.ascent+1;
final int bottom = mHeaderBottom;
final int NP = mPointers.size();
if (NP > 0) {
final PointerState ps = mPointers.get(0);
canvas.drawRect(0, 0, w-1, bottom, mTextBackgroundPaint);
canvas.drawText("X: " + ps.mCurX, 1, base, mTextPaint);
canvas.drawRect(w, 0, (w * 2) - 1, bottom, mTextBackgroundPaint);
canvas.drawText("Y: " + ps.mCurY, 1 + w, base, mTextPaint);
canvas.drawRect(w * 2, 0, (w * 3) - 1, bottom, mTextBackgroundPaint);
canvas.drawRect(w * 2, 0, (w * 2) + (ps.mCurPressure * w) - 1, bottom, mTextLevelPaint);
canvas.drawText("Pres: " + ps.mCurPressure, 1 + w * 2, base, mTextPaint);
canvas.drawRect(w * 3, 0, (w * 4) - 1, bottom, mTextBackgroundPaint);
canvas.drawRect(w * 3, 0, (w * 3) + (ps.mCurSize * w) - 1, bottom, mTextLevelPaint);
canvas.drawText("Size: " + ps.mCurSize, 1 + w * 3, base, mTextPaint);
canvas.drawRect(w * 4, 0, getWidth(), bottom, mTextBackgroundPaint);
int velocity = ps.mVelocity == null ? 0 : (int) (ps.mVelocity.getYVelocity() * 1000);
canvas.drawText("yVel: " + velocity, 1 + w * 4, base, mTextPaint);
canvas.drawRect(0, 0, itemW-1, bottom,mTextBackgroundPaint);
canvas.drawText("P: " + mCurNumPointers + " / " + mMaxNumPointers,
1, base, mTextPaint);
canvas.drawRect(itemW, 0, (itemW * 2) - 1, bottom, mTextBackgroundPaint);
canvas.drawText("X: " + ps.mCurX, 1 + itemW, base, mTextPaint);
canvas.drawRect(itemW * 2, 0, (itemW * 3) - 1, bottom, mTextBackgroundPaint);
canvas.drawText("Y: " + ps.mCurY, 1 + itemW * 2, base, mTextPaint);
canvas.drawRect(itemW * 3, 0, (itemW * 4) - 1, bottom, mTextBackgroundPaint);
int velocity = ps.mVelocity == null ? 0 : (int) (ps.mVelocity.getXVelocity() * 1000);
canvas.drawText("Xv: " + velocity, 1 + itemW * 3, base, mTextPaint);
canvas.drawRect(itemW * 4, 0, (itemW * 5) - 1, bottom, mTextBackgroundPaint);
velocity = ps.mVelocity == null ? 0 : (int) (ps.mVelocity.getYVelocity() * 1000);
canvas.drawText("Yv: " + velocity, 1 + itemW * 4, base, mTextPaint);
canvas.drawRect(itemW * 5, 0, (itemW * 6) - 1, bottom, mTextBackgroundPaint);
canvas.drawRect(itemW * 5, 0, (itemW * 5) + (ps.mCurPressure * itemW) - 1,
bottom, mTextLevelPaint);
canvas.drawText("Prs: " + String.format("%.2f", ps.mCurPressure), 1 + itemW * 5,
base, mTextPaint);
canvas.drawRect(itemW * 6, 0, w, bottom, mTextBackgroundPaint);
canvas.drawRect(itemW * 6, 0, (itemW * 6) + (ps.mCurSize * itemW) - 1,
bottom, mTextLevelPaint);
canvas.drawText("Size: " + String.format("%.2f", ps.mCurSize), 1 + itemW * 6,
base, mTextPaint);
}
for (int p=0; p<NP; p++) {
@@ -202,12 +224,6 @@ public class PointerLocation extends Activity {
// mRect.setEmpty();
//}
if (action == MotionEvent.ACTION_DOWN) {
if (NP == 0) {
PointerState ps = new PointerState();
ps.mVelocity = VelocityTracker.obtain();
mPointers.add(ps);
NP++;
}
for (int p=0; p<NP; p++) {
final PointerState ps = mPointers.get(p);
ps.mXs.clear();
@@ -236,6 +252,10 @@ public class PointerLocation extends Activity {
mCurDown = action != MotionEvent.ACTION_UP
&& action != MotionEvent.ACTION_CANCEL;
mCurNumPointers = mCurDown ? NI : 0;
if (mMaxNumPointers < mCurNumPointers) {
mMaxNumPointers = mCurNumPointers;
}
for (int i=0; i<NI; i++) {
final PointerState ps = mPointers.get(event.getPointerId(i));