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Changing the holographic outline algorithm to match designs.

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Change-Id: Ibb9668514c7c3ce56473cf041051245b9c19c793
This commit is contained in:
Winson Chung
2010-09-17 16:47:33 -07:00
parent 24ab2f1bb5
commit 64a3cd4f20
4 changed files with 101 additions and 71 deletions
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45
src/com/android/launcher2/PagedViewIcon.java
View File

@@ -16,12 +16,10 @@
package com.android.launcher2;
import com.android.launcher2.PagedView.PagedViewIconCache;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
@@ -30,10 +28,12 @@ import android.graphics.Rect;
import android.graphics.Region.Op;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.widget.Checkable;
import android.widget.TextView;
import com.android.launcher.R;
import com.android.launcher2.PagedView.PagedViewIconCache;
/**
@@ -60,6 +60,13 @@ public class PagedViewIcon extends TextView implements Checkable {
private boolean mIsChecked;
// Highlight colours
private int mHoloBlurColor;
private int mHoloOutlineColor;
private int mCheckedBlurColor;
private int mCheckedOutlineColor;
public PagedViewIcon(Context context) {
this(context, null);
}
@@ -70,12 +77,15 @@ public class PagedViewIcon extends TextView implements Checkable {
public PagedViewIcon(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.PagedViewIcon, defStyle, 0);
mHoloBlurColor = a.getColor(R.styleable.PagedViewIcon_blurColor, 0);
mHoloOutlineColor = a.getColor(R.styleable.PagedViewIcon_outlineColor, 0);
mCheckedBlurColor = a.getColor(R.styleable.PagedViewIcon_checkedBlurColor, 0);
mCheckedOutlineColor = a.getColor(R.styleable.PagedViewIcon_checkedOutlineColor, 0);
a.recycle();
if (sHolographicOutlineHelper == null) {
final Resources resources = context.getResources();
final DisplayMetrics metrics = resources.getDisplayMetrics();
final float density = metrics.density;
sHolographicOutlineHelper = new HolographicOutlineHelper(density);
sHolographicOutlineHelper = new HolographicOutlineHelper();
}
mDrawableClipRect = new Rect();
@@ -128,9 +138,6 @@ public class PagedViewIcon extends TextView implements Checkable {
super.onLayout(changed, left, top, right, bottom);
if (mHolographicOutline == null) {
final PointF offset = new PointF(0,
-(getCompoundPaddingBottom() + getCompoundPaddingTop())/2.0f);
// update the clipping rect to be used in the holographic pass below
getDrawingRect(mDrawableClipRect);
mDrawableClipRect.bottom = getPaddingTop() + getCompoundPaddingTop();
@@ -143,10 +150,8 @@ public class PagedViewIcon extends TextView implements Checkable {
mHolographicOutlineCanvas = new Canvas(mHolographicOutline);
mHolographicOutlineCanvas.concat(getMatrix());
draw(mHolographicOutlineCanvas);
sHolographicOutlineHelper.setColor(HolographicOutlineHelper.HOLOGRAPHIC_BLUE);
sHolographicOutlineHelper.applyOutline(mHolographicOutline, mHolographicOutlineCanvas,
HolographicOutlineHelper.DEFAULT_STROKE_WIDTH, offset);
sHolographicOutlineHelper.applyBlur(mHolographicOutline, mHolographicOutlineCanvas);
sHolographicOutlineHelper.applyExpensiveOutlineWithBlur(mHolographicOutline,
mHolographicOutlineCanvas, mHoloBlurColor, mHoloOutlineColor);
mIsHolographicUpdatePass = false;
mIconCache.addOutline(mIconCacheKey, mHolographicOutline);
mHolographicOutlineCanvas = null;
@@ -196,8 +201,9 @@ public class PagedViewIcon extends TextView implements Checkable {
mIsChecked = checked;
if (mIsChecked) {
final PointF offset = new PointF(0,
-(getCompoundPaddingBottom() + getCompoundPaddingTop())/2.0f);
// update the clipping rect to be used in the holographic pass below
getDrawingRect(mDrawableClipRect);
mDrawableClipRect.bottom = getPaddingTop() + getCompoundPaddingTop();
// set a flag to indicate that we are going to draw the view at full alpha with the text
// clipped for the generation of the holographic icon
@@ -207,9 +213,8 @@ public class PagedViewIcon extends TextView implements Checkable {
mHolographicOutlineCanvas = new Canvas(mCheckedOutline);
mHolographicOutlineCanvas.concat(getMatrix());
draw(mHolographicOutlineCanvas);
sHolographicOutlineHelper.setColor(HolographicOutlineHelper.HOLOGRAPHIC_GREEN);
sHolographicOutlineHelper.applyOutline(mCheckedOutline, mHolographicOutlineCanvas,
HolographicOutlineHelper.DEFAULT_STROKE_WIDTH + 1.0f, offset);
sHolographicOutlineHelper.applyExpensiveOutlineWithBlur(mCheckedOutline,
mHolographicOutlineCanvas, mCheckedBlurColor, mCheckedOutlineColor);
mIsHolographicUpdatePass = false;
mHolographicOutlineCanvas = null;
} else {