Examples with PositionData net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData used on opensource projects

Example 1 with PositionData

use of net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData in project MagicIndicator by hackware1993.

the class CommonNavigator method preparePositionData.

/**
     * 获取title的位置信息，为打造不同的指示器、各种效果提供可能
     */
private void preparePositionData() {
    mPositionDataList.clear();
    for (int i = 0, j = mNavigatorHelper.getTotalCount(); i < j; i++) {
        PositionData data = new PositionData();
        View v = mTitleContainer.getChildAt(i);
        if (v != null) {
            data.mLeft = v.getLeft();
            data.mTop = v.getTop();
            data.mRight = v.getRight();
            data.mBottom = v.getBottom();
            if (v instanceof IMeasurablePagerTitleView) {
                IMeasurablePagerTitleView view = (IMeasurablePagerTitleView) v;
                data.mContentLeft = view.getContentLeft();
                data.mContentTop = view.getContentTop();
                data.mContentRight = view.getContentRight();
                data.mContentBottom = view.getContentBottom();
            } else {
                data.mContentLeft = data.mLeft;
                data.mContentTop = data.mTop;
                data.mContentRight = data.mRight;
                data.mContentBottom = data.mBottom;
            }
        }
        mPositionDataList.add(data);
    }
}

Example 2 with PositionData

use of net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData in project MagicIndicator by hackware1993.

the class CommonNavigator method onSelected.

@Override
public void onSelected(int index, int totalCount) {
    if (mTitleContainer == null) {
        return;
    }
    View v = mTitleContainer.getChildAt(index);
    if (v instanceof IPagerTitleView) {
        ((IPagerTitleView) v).onSelected(index, totalCount);
    }
    if (!mAdjustMode && !mFollowTouch && mScrollView != null && mPositionDataList.size() > 0) {
        int currentIndex = Math.min(mPositionDataList.size() - 1, index);
        PositionData current = mPositionDataList.get(currentIndex);
        if (mEnablePivotScroll) {
            float scrollTo = current.horizontalCenter() - mScrollView.getWidth() * mScrollPivotX;
            if (mSmoothScroll) {
                mScrollView.smoothScrollTo((int) (scrollTo), 0);
            } else {
                mScrollView.scrollTo((int) (scrollTo), 0);
            }
        } else {
            // 如果当前项被部分遮挡，则滚动显示完全
            if (mScrollView.getScrollX() > current.mLeft) {
                if (mSmoothScroll) {
                    mScrollView.smoothScrollTo(current.mLeft, 0);
                } else {
                    mScrollView.scrollTo(current.mLeft, 0);
                }
            } else if (mScrollView.getScrollX() + getWidth() < current.mRight) {
                if (mSmoothScroll) {
                    mScrollView.smoothScrollTo(current.mRight - getWidth(), 0);
                } else {
                    mScrollView.scrollTo(current.mRight - getWidth(), 0);
                }
            }
        }
    }
}

Example 3 with PositionData

use of net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData in project MagicIndicator by hackware1993.

the class BezierPagerIndicator method onPageScrolled.

@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    if (mPositionDataList == null || mPositionDataList.isEmpty()) {
        return;
    }
    // 计算颜色
    if (mColors != null && mColors.size() > 0) {
        int currentColor = mColors.get(Math.abs(position) % mColors.size());
        int nextColor = mColors.get(Math.abs(position + 1) % mColors.size());
        int color = ArgbEvaluatorHolder.eval(positionOffset, currentColor, nextColor);
        mPaint.setColor(color);
    }
    // 计算锚点位置
    PositionData current = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position);
    PositionData next = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position + 1);
    float leftX = current.mLeft + (current.mRight - current.mLeft) / 2;
    float rightX = next.mLeft + (next.mRight - next.mLeft) / 2;
    mLeftCircleX = leftX + (rightX - leftX) * mStartInterpolator.getInterpolation(positionOffset);
    mRightCircleX = leftX + (rightX - leftX) * mEndInterpolator.getInterpolation(positionOffset);
    mLeftCircleRadius = mMaxCircleRadius + (mMinCircleRadius - mMaxCircleRadius) * mEndInterpolator.getInterpolation(positionOffset);
    mRightCircleRadius = mMinCircleRadius + (mMaxCircleRadius - mMinCircleRadius) * mStartInterpolator.getInterpolation(positionOffset);
    invalidate();
}

Example 4 with PositionData

use of net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData in project MagicIndicator by hackware1993.

the class CommonPagerIndicator method onPageScrolled.

@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    if (mIndicatorDrawable == null) {
        return;
    }
    if (mPositionDataList == null || mPositionDataList.isEmpty()) {
        return;
    }
    // 计算锚点位置
    PositionData current = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position);
    PositionData next = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position + 1);
    float leftX;
    float nextLeftX;
    float rightX;
    float nextRightX;
    if (mMode == MODE_MATCH_EDGE) {
        leftX = current.mLeft + mXOffset;
        nextLeftX = next.mLeft + mXOffset;
        rightX = current.mRight - mXOffset;
        nextRightX = next.mRight - mXOffset;
        mDrawableRect.top = (int) mYOffset;
        mDrawableRect.bottom = (int) (getHeight() - mYOffset);
    } else if (mMode == MODE_WRAP_CONTENT) {
        leftX = current.mContentLeft + mXOffset;
        nextLeftX = next.mContentLeft + mXOffset;
        rightX = current.mContentRight - mXOffset;
        nextRightX = next.mContentRight - mXOffset;
        mDrawableRect.top = (int) (current.mContentTop - mYOffset);
        mDrawableRect.bottom = (int) (current.mContentBottom + mYOffset);
    } else {
        // MODE_EXACTLY
        leftX = current.mLeft + (current.width() - mDrawableWidth) / 2;
        nextLeftX = next.mLeft + (next.width() - mDrawableWidth) / 2;
        rightX = current.mLeft + (current.width() + mDrawableWidth) / 2;
        nextRightX = next.mLeft + (next.width() + mDrawableWidth) / 2;
        mDrawableRect.top = (int) (getHeight() - mDrawableHeight - mYOffset);
        mDrawableRect.bottom = (int) (getHeight() - mYOffset);
    }
    mDrawableRect.left = (int) (leftX + (nextLeftX - leftX) * mStartInterpolator.getInterpolation(positionOffset));
    mDrawableRect.right = (int) (rightX + (nextRightX - rightX) * mEndInterpolator.getInterpolation(positionOffset));
    mIndicatorDrawable.setBounds(mDrawableRect);
    invalidate();
}

Example 5 with PositionData

use of net.lucode.hackware.magicindicator.buildins.commonnavigator.model.PositionData in project MagicIndicator by hackware1993.

the class TestPagerIndicator method onPageScrolled.

@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    if (mPositionDataList == null || mPositionDataList.isEmpty()) {
        return;
    }
    // 计算锚点位置
    PositionData current = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position);
    PositionData next = FragmentContainerHelper.getImitativePositionData(mPositionDataList, position + 1);
    mOutRect.left = current.mLeft + (next.mLeft - current.mLeft) * positionOffset;
    mOutRect.top = current.mTop + (next.mTop - current.mTop) * positionOffset;
    mOutRect.right = current.mRight + (next.mRight - current.mRight) * positionOffset;
    mOutRect.bottom = current.mBottom + (next.mBottom - current.mBottom) * positionOffset;
    mInnerRect.left = current.mContentLeft + (next.mContentLeft - current.mContentLeft) * positionOffset;
    mInnerRect.top = current.mContentTop + (next.mContentTop - current.mContentTop) * positionOffset;
    mInnerRect.right = current.mContentRight + (next.mContentRight - current.mContentRight) * positionOffset;
    mInnerRect.bottom = current.mContentBottom + (next.mContentBottom - current.mContentBottom) * positionOffset;
    invalidate();
}