Examples with Insets android.graphics.Insets used on opensource projects

Example 36 with Insets

use of android.graphics.Insets in project android_frameworks_base by AOSPA.

the class Switch method onMeasure.

@Override
public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
    if (mShowText) {
        if (mOnLayout == null) {
            mOnLayout = makeLayout(mTextOn);
        }
        if (mOffLayout == null) {
            mOffLayout = makeLayout(mTextOff);
        }
    }
    final Rect padding = mTempRect;
    final int thumbWidth;
    final int thumbHeight;
    if (mThumbDrawable != null) {
        // Cached thumb width does not include padding.
        mThumbDrawable.getPadding(padding);
        thumbWidth = mThumbDrawable.getIntrinsicWidth() - padding.left - padding.right;
        thumbHeight = mThumbDrawable.getIntrinsicHeight();
    } else {
        thumbWidth = 0;
        thumbHeight = 0;
    }
    final int maxTextWidth;
    if (mShowText) {
        maxTextWidth = Math.max(mOnLayout.getWidth(), mOffLayout.getWidth()) + mThumbTextPadding * 2;
    } else {
        maxTextWidth = 0;
    }
    mThumbWidth = Math.max(maxTextWidth, thumbWidth);
    final int trackHeight;
    if (mTrackDrawable != null) {
        mTrackDrawable.getPadding(padding);
        trackHeight = mTrackDrawable.getIntrinsicHeight();
    } else {
        padding.setEmpty();
        trackHeight = 0;
    }
    // Adjust left and right padding to ensure there's enough room for the
    // thumb's padding (when present).
    int paddingLeft = padding.left;
    int paddingRight = padding.right;
    if (mThumbDrawable != null) {
        final Insets inset = mThumbDrawable.getOpticalInsets();
        paddingLeft = Math.max(paddingLeft, inset.left);
        paddingRight = Math.max(paddingRight, inset.right);
    }
    final int switchWidth = Math.max(mSwitchMinWidth, 2 * mThumbWidth + paddingLeft + paddingRight);
    final int switchHeight = Math.max(trackHeight, thumbHeight);
    mSwitchWidth = switchWidth;
    mSwitchHeight = switchHeight;
    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
    final int measuredHeight = getMeasuredHeight();
    if (measuredHeight < switchHeight) {
        setMeasuredDimension(getMeasuredWidthAndState(), switchHeight);
    }
}

Example 37 with Insets

use of android.graphics.Insets in project android_frameworks_base by AOSPA.

the class Switch method onLayout.

@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
    super.onLayout(changed, left, top, right, bottom);
    int opticalInsetLeft = 0;
    int opticalInsetRight = 0;
    if (mThumbDrawable != null) {
        final Rect trackPadding = mTempRect;
        if (mTrackDrawable != null) {
            mTrackDrawable.getPadding(trackPadding);
        } else {
            trackPadding.setEmpty();
        }
        final Insets insets = mThumbDrawable.getOpticalInsets();
        opticalInsetLeft = Math.max(0, insets.left - trackPadding.left);
        opticalInsetRight = Math.max(0, insets.right - trackPadding.right);
    }
    final int switchRight;
    final int switchLeft;
    if (isLayoutRtl()) {
        switchLeft = getPaddingLeft() + opticalInsetLeft;
        switchRight = switchLeft + mSwitchWidth - opticalInsetLeft - opticalInsetRight;
    } else {
        switchRight = getWidth() - getPaddingRight() - opticalInsetRight;
        switchLeft = switchRight - mSwitchWidth + opticalInsetLeft + opticalInsetRight;
    }
    final int switchTop;
    final int switchBottom;
    switch(getGravity() & Gravity.VERTICAL_GRAVITY_MASK) {
        default:
        case Gravity.TOP:
            switchTop = getPaddingTop();
            switchBottom = switchTop + mSwitchHeight;
            break;
        case Gravity.CENTER_VERTICAL:
            switchTop = (getPaddingTop() + getHeight() - getPaddingBottom()) / 2 - mSwitchHeight / 2;
            switchBottom = switchTop + mSwitchHeight;
            break;
        case Gravity.BOTTOM:
            switchBottom = getHeight() - getPaddingBottom();
            switchTop = switchBottom - mSwitchHeight;
            break;
    }
    mSwitchLeft = switchLeft;
    mSwitchTop = switchTop;
    mSwitchBottom = switchBottom;
    mSwitchRight = switchRight;
}

Example 38 with Insets

use of android.graphics.Insets in project android_frameworks_base by AOSPA.

the class Switch method getThumbScrollRange.

private int getThumbScrollRange() {
    if (mTrackDrawable != null) {
        final Rect padding = mTempRect;
        mTrackDrawable.getPadding(padding);
        final Insets insets;
        if (mThumbDrawable != null) {
            insets = mThumbDrawable.getOpticalInsets();
        } else {
            insets = Insets.NONE;
        }
        return mSwitchWidth - mThumbWidth - padding.left - padding.right - insets.left - insets.right;
    } else {
        return 0;
    }
}

Example 39 with Insets

use of android.graphics.Insets in project android_frameworks_base by DirtyUnicorns.

the class View method measure.

/**
     * <p>
     * This is called to find out how big a view should be. The parent
     * supplies constraint information in the width and height parameters.
     * </p>
     *
     * <p>
     * The actual measurement work of a view is performed in
     * {@link #onMeasure(int, int)}, called by this method. Therefore, only
     * {@link #onMeasure(int, int)} can and must be overridden by subclasses.
     * </p>
     *
     *
     * @param widthMeasureSpec Horizontal space requirements as imposed by the
     *        parent
     * @param heightMeasureSpec Vertical space requirements as imposed by the
     *        parent
     *
     * @see #onMeasure(int, int)
     */
public final void measure(int widthMeasureSpec, int heightMeasureSpec) {
    boolean optical = isLayoutModeOptical(this);
    if (optical != isLayoutModeOptical(mParent)) {
        Insets insets = getOpticalInsets();
        int oWidth = insets.left + insets.right;
        int oHeight = insets.top + insets.bottom;
        widthMeasureSpec = MeasureSpec.adjust(widthMeasureSpec, optical ? -oWidth : oWidth);
        heightMeasureSpec = MeasureSpec.adjust(heightMeasureSpec, optical ? -oHeight : oHeight);
    }
    // Suppress sign extension for the low bytes
    long key = (long) widthMeasureSpec << 32 | (long) heightMeasureSpec & 0xffffffffL;
    if (mMeasureCache == null)
        mMeasureCache = new LongSparseLongArray(2);
    final boolean forceLayout = (mPrivateFlags & PFLAG_FORCE_LAYOUT) == PFLAG_FORCE_LAYOUT;
    // Optimize layout by avoiding an extra EXACTLY pass when the view is
    // already measured as the correct size. In API 23 and below, this
    // extra pass is required to make LinearLayout re-distribute weight.
    final boolean specChanged = widthMeasureSpec != mOldWidthMeasureSpec || heightMeasureSpec != mOldHeightMeasureSpec;
    final boolean isSpecExactly = MeasureSpec.getMode(widthMeasureSpec) == MeasureSpec.EXACTLY && MeasureSpec.getMode(heightMeasureSpec) == MeasureSpec.EXACTLY;
    final boolean matchesSpecSize = getMeasuredWidth() == MeasureSpec.getSize(widthMeasureSpec) && getMeasuredHeight() == MeasureSpec.getSize(heightMeasureSpec);
    final boolean needsLayout = specChanged && (sAlwaysRemeasureExactly || !isSpecExactly || !matchesSpecSize);
    if (forceLayout || needsLayout) {
        // first clears the measured dimension flag
        mPrivateFlags &= ~PFLAG_MEASURED_DIMENSION_SET;
        resolveRtlPropertiesIfNeeded();
        int cacheIndex = forceLayout ? -1 : mMeasureCache.indexOfKey(key);
        if (cacheIndex < 0 || sIgnoreMeasureCache) {
            // measure ourselves, this should set the measured dimension flag back
            onMeasure(widthMeasureSpec, heightMeasureSpec);
            mPrivateFlags3 &= ~PFLAG3_MEASURE_NEEDED_BEFORE_LAYOUT;
        } else {
            long value = mMeasureCache.valueAt(cacheIndex);
            // Casting a long to int drops the high 32 bits, no mask needed
            setMeasuredDimensionRaw((int) (value >> 32), (int) value);
            mPrivateFlags3 |= PFLAG3_MEASURE_NEEDED_BEFORE_LAYOUT;
        }
        // an exception to warn the developer
        if ((mPrivateFlags & PFLAG_MEASURED_DIMENSION_SET) != PFLAG_MEASURED_DIMENSION_SET) {
            throw new IllegalStateException("View with id " + getId() + ": " + getClass().getName() + "#onMeasure() did not set the" + " measured dimension by calling" + " setMeasuredDimension()");
        }
        mPrivateFlags |= PFLAG_LAYOUT_REQUIRED;
    }
    mOldWidthMeasureSpec = widthMeasureSpec;
    mOldHeightMeasureSpec = heightMeasureSpec;
    mMeasureCache.put(key, ((long) mMeasuredWidth) << 32 | // suppress sign extension
    (long) mMeasuredHeight & 0xffffffffL);
}

Example 40 with Insets

use of android.graphics.Insets in project android_frameworks_base by DirtyUnicorns.

the class AbsSeekBar method drawTrack.

@Override
void drawTrack(Canvas canvas) {
    final Drawable thumbDrawable = mThumb;
    if (thumbDrawable != null && mSplitTrack) {
        final Insets insets = thumbDrawable.getOpticalInsets();
        final Rect tempRect = mTempRect;
        thumbDrawable.copyBounds(tempRect);
        tempRect.offset(mPaddingLeft - mThumbOffset, mPaddingTop);
        tempRect.left += insets.left;
        tempRect.right -= insets.right;
        final int saveCount = canvas.save();
        canvas.clipRect(tempRect, Op.DIFFERENCE);
        super.drawTrack(canvas);
        drawTickMarks(canvas);
        canvas.restoreToCount(saveCount);
    } else {
        super.drawTrack(canvas);
        drawTickMarks(canvas);
    }
}