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Commit 8c8b9fb0 authored by Vishwath Mohan's avatar Vishwath Mohan
Browse files

Provide the option to disable fading the pattern. 

This CL adds a setPatternFade() method that allows enabling or
disabling the pattern fade (it's enabled by default).

Test: Pattern fades everywhere else but during the setup flow.
Bug: 72798512
Change-Id: I2bb87975b1e50eb1add9e18a224a81f3448ec91a
parent f759af6f

core/java/com/android/internal/widget/LockPatternView.java

+19 −2
Original line number Diff line number Diff line
@@ -125,6 +125,7 @@ public class LockPatternView extends View { 
    private boolean mInStealthMode = false;

    private boolean mEnableHapticFeedback = true;

    private boolean mPatternInProgress = false;

    private boolean mFadePattern = true;



    private float mHitFactor = 0.6f;
@@ -375,6 +376,14 @@ public class LockPatternView extends View { 
        mInStealthMode = inStealthMode;

    }



    /**

     * Set whether the pattern should fade as it's being drawn. If

     * true, each segment of the pattern fades over time.

     */

    public void setFadePattern(boolean fadePattern) {

        mFadePattern = fadePattern;

    }



    /**

     * Set whether the view will use tactile feedback.  If true, there will be

     * tactile feedback as the user enters the pattern.
@@ -1167,10 +1176,18 @@ public class LockPatternView extends View { 
                    currentPath.moveTo(lastX, lastY);

                    if (state.lineEndX != Float.MIN_VALUE && state.lineEndY != Float.MIN_VALUE) {

                        currentPath.lineTo(state.lineEndX, state.lineEndY);

                        if (mFadePattern) {

                            mPathPaint.setAlpha((int) 255 - lineFadeVal );

                        } else {

                            mPathPaint.setAlpha(255);

                        }

                    } else {

                        currentPath.lineTo(centerX, centerY);

                        if (mFadePattern) {

                            mPathPaint.setAlpha((int) 255 - lineFadeVal );

                        } else {

                            mPathPaint.setAlpha(255);

                        }

                    }

                    canvas.drawPath(currentPath, mPathPaint);

                }