Example usage for android.graphics Canvas clipRect

Introduction

In this page you can find the example usage for android.graphics Canvas clipRect.

Prototype

public boolean clipRect(int left, int top, int right, int bottom) 

Source Link

Document

Intersect the current clip with the specified rectangle, which is expressed in local coordinates.

Usage

From source file:Main.java

/** All dimensions are in pixels */
private static Bitmap createColorSwatchBitmap(int widthPixels, int heightPixels, int borderWidthPixels,
        int fillColor, int borderColor) {
    final Bitmap bitmap = Bitmap.createBitmap(widthPixels, heightPixels, Config.ARGB_8888);
    final Canvas canvas = new Canvas(bitmap);
    if (borderWidthPixels > 0) {
        canvas.drawColor(borderColor);//from   w w  w .  j a  v  a  2  s . c om
        canvas.clipRect(borderWidthPixels, borderWidthPixels, widthPixels - borderWidthPixels,
                heightPixels - borderWidthPixels);
    }
    canvas.drawColor(fillColor);
    return bitmap;
}

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From source file:app.philm.in.view.BackdropImageView.java

@Override
protected void onDraw(Canvas canvas) {
    if (mOffset != 0) {
        canvas.save();//from  w ww  . j  ava 2 s.c om
        canvas.translate(0f, mOffset);
        canvas.clipRect(0f, 0f, canvas.getWidth(), canvas.getHeight() + mOffset);
        super.onDraw(canvas);
        canvas.restore();
    } else {
        super.onDraw(canvas);
    }
}

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From source file:com.arbo.gaogao.widget.MyParallaxScrimageView.java

@Override
protected void onDraw(Canvas canvas) {
    if (imageOffset != 0) {
        canvas.save();/*from   w w w.j  a v  a  2 s  .co  m*/
        canvas.translate(0f, imageOffset);
        canvas.clipRect(0f, 0f, canvas.getWidth(), canvas.getHeight() + imageOffset);
        super.onDraw(canvas);
        canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), scrimPaint);
        canvas.restore();
    } else {
        super.onDraw(canvas);
        canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), scrimPaint);
    }
}

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From source file:com.ahamed.sample.common.decorator.ArticleItemDecorator.java

@SuppressLint("NewApi")
private void draw(Canvas canvas, RecyclerView parent, View child) {
    canvas.save();/*from  w  w w  .  j ava  2  s .  c  o m*/
    final int left;
    final int right;
    if (parent.getClipToPadding()) {
        left = parent.getPaddingLeft();
        right = parent.getWidth() - parent.getPaddingRight();
        canvas.clipRect(left, parent.getPaddingTop(), right, parent.getHeight() - parent.getPaddingBottom());
    } else {
        left = 0;
        right = parent.getWidth();
    }

    parent.getDecoratedBoundsWithMargins(child, mBounds);
    final int bottom = mBounds.bottom + Math.round(ViewCompat.getTranslationY(child));
    final int top = bottom - 16;

    canvas.drawRect(left, top, right, bottom, myPaint);
    canvas.restore();
}

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From source file:com.lovejjfg.zhifou.ui.widget.ParallaxScrimageView.java

@Override
protected void onDraw(Canvas canvas) {
    if (imageOffset != 0) {
        canvas.save();/*www .  j av  a  2  s .  c o m*/
        canvas.translate(0f, imageOffset);
        Log.i("imageOffset", "onDraw: " + imageOffset);
        canvas.clipRect(0f, 0f, canvas.getWidth(), canvas.getHeight() + imageOffset);
        super.onDraw(canvas);
        canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), scrimPaint);
        canvas.restore();
    } else {
        super.onDraw(canvas);
        canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), scrimPaint);
    }
}

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From source file:com.ahamed.sample.common.decorator.ThickItemDecorator.java

@SuppressLint("NewApi")
private void drawVertical(Canvas canvas, RecyclerView parent, View child) {
    canvas.save();//from w  ww .  ja  va 2  s. c  o m
    final int left;
    final int right;
    if (parent.getClipToPadding()) {
        left = parent.getPaddingLeft();
        right = parent.getWidth() - parent.getPaddingRight();
        canvas.clipRect(left, parent.getPaddingTop(), right, parent.getHeight() - parent.getPaddingBottom());
    } else {
        left = 0;
        right = parent.getWidth();
    }

    parent.getDecoratedBoundsWithMargins(child, mBounds);
    final int bottom = mBounds.bottom + Math.round(ViewCompat.getTranslationY(child));
    final int top = bottom - mDivider.getIntrinsicHeight() * 4;
    mDivider.setBounds(left, top, right, bottom);
    mDivider.draw(canvas);
    canvas.restore();
}

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From source file:vc908.stickerfactory.ui.advancedrecyclerview.decoration.ItemShadowDecorator.java

@Override
public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
    final int childCount = parent.getChildCount();

    if (childCount == 0) {
        return;//from  w  ww  .jav a 2s. co m
    }

    int savedCount = c.save(Canvas.CLIP_SAVE_FLAG);

    c.clipRect(parent.getLeft() + Math.max(0, parent.getPaddingLeft() - mShadowPadding.left),
            parent.getTop()/* + Math.max(0, parent.getPaddingTop() - mShadowPadding.top)*/,
            parent.getRight() - Math.max(0, parent.getPaddingRight() - mShadowPadding.right),
            parent.getBottom()/* - Math.max(0, parent.getPaddingBottom() - mShadowPadding.bottom)*/);

    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);

        if (!shouldDrawDropShadow(child)) {
            continue;
        }

        final int tx = (int) (ViewCompat.getTranslationX(child) + 0.5f);
        final int ty = (int) (ViewCompat.getTranslationY(child) + 0.5f);

        final int left = child.getLeft() - mShadowPadding.left;
        final int right = child.getRight() + mShadowPadding.right;
        final int top = child.getTop() - mShadowPadding.top;
        final int bottom = child.getBottom() + mShadowPadding.bottom;

        mShadowDrawable.setBounds(left + tx, top + ty, right + tx, bottom + ty);
        mShadowDrawable.draw(c);
    }

    c.restoreToCount(savedCount);

    ViewCompat.postInvalidateOnAnimation(parent);
}

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From source file:com.ahamed.multiviewadapter.util.SimpleDividerDecoration.java

@SuppressLint("NewApi")
private void drawVertical(Canvas canvas, RecyclerView parent, View child) {
    canvas.save();/*from   w ww  . j  av a 2 s  .  c o m*/
    final int left;
    final int right;
    if (parent.getClipToPadding()) {
        left = parent.getPaddingLeft();
        right = parent.getWidth() - parent.getPaddingRight();
        canvas.clipRect(left, parent.getPaddingTop(), right, parent.getHeight() - parent.getPaddingBottom());
    } else {
        left = 0;
        right = parent.getWidth();
    }

    parent.getDecoratedBoundsWithMargins(child, mBounds);
    final int bottom = mBounds.bottom + Math.round(ViewCompat.getTranslationY(child));
    final int top = bottom - mDivider.getIntrinsicHeight();
    mDivider.setBounds(left, top, right, bottom);
    mDivider.draw(canvas);
    canvas.restore();
}

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From source file:com.ahamed.multiviewadapter.util.SimpleDividerDecoration.java

@SuppressLint("NewApi")
private void drawHorizontal(Canvas canvas, RecyclerView parent, View child) {
    canvas.save();//from   w w  w .  j a  v  a2s.co  m
    final int top;
    final int bottom;
    if (parent.getClipToPadding()) {
        top = parent.getPaddingTop();
        bottom = parent.getHeight() - parent.getPaddingBottom();
        canvas.clipRect(parent.getPaddingLeft(), top, parent.getWidth() - parent.getPaddingRight(), bottom);
    } else {
        top = 0;
        bottom = parent.getHeight();
    }

    parent.getLayoutManager().getDecoratedBoundsWithMargins(child, mBounds);
    final int right = mBounds.right + Math.round(ViewCompat.getTranslationX(child));
    final int left = right - mDivider.getIntrinsicWidth();
    mDivider.setBounds(left, top, right, bottom);
    mDivider.draw(canvas);
    canvas.restore();
}

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From source file:android.support.v7.widget.DividerItemDecoration.java

private void drawVertical(Canvas canvas, RecyclerView parent) {
    canvas.save();/* w  ww .  ja va2s. c  o m*/
    final int left;
    final int right;
    if (parent.getClipToPadding()) {
        left = parent.getPaddingLeft();
        right = parent.getWidth() - parent.getPaddingRight();
        canvas.clipRect(left, parent.getPaddingTop(), right, parent.getHeight() - parent.getPaddingBottom());
    } else {
        left = 0;
        right = parent.getWidth();
    }

    final int childCount = parent.getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        parent.getDecoratedBoundsWithMargins(child, mBounds);
        final int bottom = mBounds.bottom + Math.round(ViewCompat.getTranslationY(child));
        final int top = bottom - mDivider.getIntrinsicHeight();
        mDivider.setBounds(left, top, right, bottom);
        mDivider.draw(canvas);
    }
    canvas.restore();
}

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