@Override
public void setEnabled(boolean enabled) {
super.setEnabled(enabled);
if (!mInitialized) return;
if (mCurrentMode == MODE_VIDEO) {
mSecondLevelIcon.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
mCloseIcon.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
requestLayout();
} else {
// We also disable the zoom button during snapshot.
enableZoom(enabled);
}
mSecondLevelIcon.setEnabled(enabled);
mCloseIcon.setEnabled(enabled);
}
@Override
protected void onDraw(Canvas canvas) {
int selectedIndex = getSelectedIndicatorIndex();
// Draw the highlight arc if an indicator is selected or being pressed.
// And skip the zoom control which index is zero.
if (selectedIndex >= 1) {
int degree = (int) Math.toDegrees(mChildRadians[selectedIndex]);
float innerR = (float) mShutterButtonRadius;
float outerR = (float) (mShutterButtonRadius + mStrokeWidth + EDGE_STROKE_WIDTH * 0.5);
// Construct the path of the fan-shaped semi-transparent area.
Path fanPath = new Path();
mBackgroundRect.set(
mCenterX - innerR, mCenterY - innerR, mCenterX + innerR, mCenterY + innerR);
fanPath.arcTo(mBackgroundRect, -degree + HIGHLIGHT_DEGREES / 2, -HIGHLIGHT_DEGREES);
mBackgroundRect.set(
mCenterX - outerR, mCenterY - outerR, mCenterX + outerR, mCenterY + outerR);
fanPath.arcTo(mBackgroundRect, -degree - HIGHLIGHT_DEGREES / 2, HIGHLIGHT_DEGREES);
fanPath.close();
mBackgroundPaint.setStrokeWidth(HIGHLIGHT_WIDTH);
mBackgroundPaint.setStrokeCap(Paint.Cap.SQUARE);
mBackgroundPaint.setStyle(Paint.Style.FILL_AND_STROKE);
mBackgroundPaint.setColor(HIGHLIGHT_FAN_COLOR);
if (FeatureOption.MTK_THEMEMANAGER_APP) {
int bgColor = res.getThemeMainColor();
if (bgColor != 0) {
bgColor &= 0x3FFFFFFF;
mBackgroundPaint.setColor(bgColor);
}
}
canvas.drawPath(fanPath, mBackgroundPaint);
// Draw the highlight edge
mBackgroundPaint.setStyle(Paint.Style.STROKE);
mBackgroundPaint.setColor(HIGHLIGHT_COLOR);
if (FeatureOption.MTK_THEMEMANAGER_APP) {
int bgColor = res.getThemeMainColor();
if (bgColor != 0) {
mBackgroundPaint.setColor(bgColor);
}
}
canvas.drawArc(
mBackgroundRect,
-degree - HIGHLIGHT_DEGREES / 2,
HIGHLIGHT_DEGREES,
false,
mBackgroundPaint);
}
// Draw arc shaped indicator in time lapse recording.
if (mTimeLapseInterval != 0) {
// Setup rectangle and paint.
mBackgroundRect.set(
(float) (mCenterX - mShutterButtonRadius),
(float) (mCenterY - mShutterButtonRadius),
(float) (mCenterX + mShutterButtonRadius),
(float) (mCenterY + mShutterButtonRadius));
mBackgroundRect.inset(3f, 3f);
mBackgroundPaint.setStrokeWidth(TIME_LAPSE_ARC_WIDTH);
mBackgroundPaint.setStrokeCap(Paint.Cap.ROUND);
mBackgroundPaint.setColor(TIME_LAPSE_ARC_COLOR);
// Compute the start angle and sweep angle.
long timeDelta = SystemClock.uptimeMillis() - mRecordingStartTime;
long numberOfFrames = timeDelta / mTimeLapseInterval;
float sweepAngle;
if (numberOfFrames > mNumberOfFrames) {
// The arc just acrosses 0 degree. Draw a full circle so it
// looks better.
sweepAngle = 360;
mNumberOfFrames = numberOfFrames;
} else {
sweepAngle = timeDelta % mTimeLapseInterval * 360f / mTimeLapseInterval;
}
canvas.drawArc(mBackgroundRect, 0, sweepAngle, false, mBackgroundPaint);
invalidate();
}
super.onDraw(canvas);
}
