Consolidate data and algorithm of calculating rounded line (Step 1)

Change-Id: Ic6d72b5a34ddfbc55317fa651f78af6f50c9a284
This commit is contained in:
Tadashi G. Takaoka 2012-11-29 14:08:47 +09:00
parent 9b935084ea
commit 0d034b3169

View File

@ -144,12 +144,11 @@ final class GesturePreviewTrail {
// Sweep angle of the trail arc at P2.
public float a2;
public RectF arc2 = new RectF();
}
private static final float RIGHT_ANGLE = (float)(Math.PI / 2.0d);
private static final float RADIAN_TO_DEGREE = (float)(180.0d / Math.PI);
private static final float RIGHT_ANGLE = (float)(Math.PI / 2.0d);
private static boolean calculatePathPoints(final WorkingSet w) {
public static boolean calculatePathPoints(final WorkingSet w) {
final float dx = w.p2x - w.p1x;
final float dy = w.p2y - w.p1y;
// Distance of the points.
@ -190,7 +189,7 @@ final class GesturePreviewTrail {
return true;
}
private static void createPath(final Path path, final WorkingSet w) {
public static void createPath(final Path path, final WorkingSet w) {
path.rewind();
// Trail cap at P1.
path.moveTo(w.p1x, w.p1y);
@ -207,6 +206,7 @@ final class GesturePreviewTrail {
path.lineTo(w.p2ax, w.p2ay);
path.close();
}
}
private final WorkingSet mWorkingSet = new WorkingSet();
private final Path mPath = new Path();
@ -262,8 +262,8 @@ final class GesturePreviewTrail {
paint.setAlpha(alpha);
final float width = getWidth(elapsedTime, params);
w.r2 = width / 2.0f;
if (calculatePathPoints(w)) {
createPath(path, w);
if (WorkingSet.calculatePathPoints(w)) {
WorkingSet.createPath(path, w);
canvas.drawPath(path, paint);
outBoundsRect.union((int)w.p2x, (int)w.p2y);
}