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am 576a0d14: Merge "Fix circular mask" into klp-modular-dev

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* commit '576a0d14e19dae9fa6aa50e0bb836a1da793ef21':
  Fix circular mask
This commit is contained in:
Michael Kolb
2014-06-03 18:06:25 +00:00
committed by Android Git Automerger
parent 00e3c58d02 576a0d14e1
commit a4f593d7fb
1 changed files with 27 additions and 24 deletions
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51
services/core/java/com/android/server/wm/CircularDisplayMask.java
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@@ -21,6 +21,7 @@ import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.view.Display;
import android.view.Surface;
@@ -32,6 +33,10 @@ class CircularDisplayMask {
private static final String TAG = "CircularDisplayMask";
private static final int STROKE_WIDTH = 2;
// half the screen size
private static final int CIRCLE_RADIUS = 160;
// size of the chin
private static final int SCREEN_OFFSET = 30;
private final SurfaceControl mSurfaceControl;
private final Surface mSurface = new Surface();
@@ -40,12 +45,13 @@ class CircularDisplayMask {
private boolean mDrawNeeded;
private Paint mPaint;
private int mRotation;
private boolean mVisible;
public CircularDisplayMask(Display display, SurfaceSession session, int zOrder) {
SurfaceControl ctrl = null;
try {
ctrl = new SurfaceControl(session, "CircularDisplayMask",
320, 290, PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN);
320, 320, PixelFormat.TRANSLUCENT, SurfaceControl.HIDDEN);
ctrl.setLayerStack(display.getLayerStack());
ctrl.setLayer(zOrder);
ctrl.setPosition(0, 0);
@@ -63,12 +69,12 @@ class CircularDisplayMask {
}
private void drawIfNeeded() {
if (!mDrawNeeded) {
if (!mDrawNeeded || !mVisible) {
return;
}
mDrawNeeded = false;
Rect dirty = new Rect(0, 0, mLastDW, mLastDH);
Rect dirty = new Rect(0, 0, 320, 320);
Canvas c = null;
try {
c = mSurface.lockCanvas(dirty);
@@ -78,27 +84,23 @@ class CircularDisplayMask {
if (c == null) {
return;
}
int cx = 160;
int cy = 160;
c.drawColor(Color.TRANSPARENT, PorterDuff.Mode.SRC);
switch (mRotation) {
case Surface.ROTATION_0:
case Surface.ROTATION_90:
// chin bottom or right
cx = 160;
cy = 160;
break;
case Surface.ROTATION_180:
// chin top
cx = 160;
cy = 145;
break;
case Surface.ROTATION_270:
cx = 145;
cy = 160;
break;
case Surface.ROTATION_0:
case Surface.ROTATION_90:
// chin bottom or right
mSurfaceControl.setPosition(0, 0);
break;
case Surface.ROTATION_180:
// chin top
mSurfaceControl.setPosition(0, -SCREEN_OFFSET);
break;
case Surface.ROTATION_270:
// chin left
mSurfaceControl.setPosition(-SCREEN_OFFSET, 0);
break;
}
c.drawCircle(cx, cy, 160, mPaint);
c.drawCircle(CIRCLE_RADIUS, CIRCLE_RADIUS, CIRCLE_RADIUS, mPaint);
mSurface.unlockCanvasAndPost(c);
}
@@ -108,6 +110,7 @@ class CircularDisplayMask {
if (mSurfaceControl == null) {
return;
}
mVisible = on;
drawIfNeeded();
if (on) {
mSurfaceControl.show();
@@ -117,14 +120,14 @@ class CircularDisplayMask {
}
void positionSurface(int dw, int dh, int rotation) {
if (mLastDW == dw && mLastDH == dh) {
if (mLastDW == dw && mLastDH == dh && mRotation == rotation) {
return;
}
mLastDW = dw;
mLastDH = dh;
mSurfaceControl.setSize(dw, dh);
mDrawNeeded = true;
mRotation = rotation;
drawIfNeeded();
}
}