Example usage for android.graphics Canvas restore

Introduction

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

Prototype

public void restore() 

Source Link

Document

This call balances a previous call to save(), and is used to remove all modifications to the matrix/clip state since the last save call.

Usage

From source file:com.by_syk.lib.nanoiconpack.widget.DividerItemDecoration.java

@SuppressLint("NewApi")
private void drawVertical(Canvas canvas, RecyclerView parent) {
    canvas.save();/*from w  w  w.  ja v  a2 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();
    }

    final int childCount = parent.getChildCount();
    //        for (int i = 0; i < childCount; i++) {
    // Remove the last divider
    // @By_syk
    for (int i = 0; i < childCount - 1; 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();
}

---

From source file:com.ziv.recyclerview.gridview.vertical.DividerGridItemDecoration.java

/**
 * Draw horizontal divider//from w  w  w. j av a  2  s.  c  o m
 *
 * @param canvas Canvas to draw into
 * @param parent RecyclerView this ItemDecoration is drawing into
 */
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    canvas.save();
    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();
    }

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

---

From source file:org.telegram.ui.Cells.HintDialogCell.java

@Override
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
    boolean result = super.drawChild(canvas, child, drawingTime);
    if (child == imageView) {
        if (countLayout != null) {
            int top = AndroidUtilities.dp(6);
            int left = AndroidUtilities.dp(54);
            int x = left - AndroidUtilities.dp(5.5f);
            if (MessagesController.getInstance().isDialogMuted(dialog_id)) {
                countDrawableGrey.setBounds(x, top, x + countWidth + AndroidUtilities.dp(11),
                        top + countDrawableGrey.getIntrinsicHeight());
                countDrawableGrey.draw(canvas);
            } else {
                countDrawable.setBounds(x, top, x + countWidth + AndroidUtilities.dp(11),
                        top + countDrawable.getIntrinsicHeight());
                countDrawable.draw(canvas);
            }//from   w w w  .j a v  a  2s .  c  o  m
            canvas.save();
            canvas.translate(left, top + AndroidUtilities.dp(4));
            countLayout.draw(canvas);
            canvas.restore();
        }
    }
    return result;
}

---

From source file:com.mark.app.widget.recycler_view.LLMDivider.java

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    canvas.save();/*from w  w  w.  ja v  a2s.c o m*/
    final int top;
    final int bottom;
    if (getParentClipToPadding(parent)) {
        top = parent.getPaddingTop();
        bottom = parent.getHeight() - parent.getPaddingBottom();
        canvas.clipRect(parent.getPaddingLeft(), top, parent.getWidth() - parent.getPaddingRight(), bottom);
    } else {
        top = 0;
        bottom = parent.getHeight();
    }

    // ???
    final int childCount = mEnableLastItemDivider ? parent.getChildCount() : parent.getChildCount() - 1;
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        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();
}

---

From source file:com.dongdong.wheel.WheelView.java

/**
 * Draws items//  w w  w  . ja va 2  s . c o  m
 *
 * @param canvas the canvas for drawing
 */
private void drawItems(Canvas canvas) {
    canvas.save();

    int top = mItemsLayout.getLineTop(1);
    canvas.translate(0, -top + mScrollingOffset);

    mItemsPaint.setColor(ITEMS_TEXT_COLOR);
    mItemsPaint.drawableState = getDrawableState();
    mItemsLayout.draw(canvas);

    canvas.restore();
}

---

From source file:com.mark.app.widget.recycler_view.LLMDivider.java

private void drawVertical(Canvas canvas, RecyclerView parent) {
    canvas.save();/*w w  w  . j  av  a 2 s. c  om*/
    final int left;
    final int right;
    if (getParentClipToPadding(parent)) {
        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 = mEnableLastItemDivider ? parent.getChildCount() : parent.getChildCount() - 1;
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        parent.getLayoutManager().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();
}

---

From source file:im.vector.view.SimpleDividerItemDecoration.java

@Override
public void onDraw(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
    if (parent.getLayoutManager() == null) {
        return;/*from   w w w.  j a  v a  2s  . c o  m*/
    }
    if (mOrientation == HORIZONTAL || mLeftMargin <= 0) {
        super.onDraw(canvas, parent, state);
    } else {
        canvas.save();
        int right = parent.getWidth() - parent.getPaddingRight();

        int childCount = parent.getChildCount();
        for (int i = 0; i < childCount; i++) {
            View child = parent.getChildAt(i);
            View nextChild = parent.getChildAt(i + 1);
            if (!String.valueOf(child.getTag()).contains(NO_DIVIDER_TAG)
                    && (nextChild != null && !String.valueOf(nextChild.getTag()).contains(NO_DIVIDER_TAG))) {
                RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();

                int top = child.getBottom() + params.bottomMargin;
                int bottom = top + mDivider.getIntrinsicHeight();

                mDivider.setBounds(mLeftMargin, top, right, bottom);
                mDivider.draw(canvas);
            }
        }
        canvas.restore();
    }
}

---

From source file:ca.barrenechea.widget.recyclerview.decoration.StickyHeaderDecoration.java

/**
 * {@inheritDoc}//from  w  ww  .j ava 2  s  .c  om
 */
@Override
public void onDrawOver(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
    final int count = parent.getChildCount();
    long previousHeaderId = -1;

    for (int layoutPos = 0; layoutPos < count; layoutPos++) {
        final View child = parent.getChildAt(layoutPos);
        final int adapterPos = parent.getChildAdapterPosition(child);

        if (adapterPos != RecyclerView.NO_POSITION && hasHeader(adapterPos)) {
            long headerId = mAdapter.getHeaderId(adapterPos);

            if (headerId != previousHeaderId) {
                previousHeaderId = headerId;
                View header = getHeader(parent, adapterPos).itemView;
                canvas.save();

                final int left = child.getLeft();
                final int top = getHeaderTop(parent, child, header, adapterPos, layoutPos);
                canvas.translate(left, top);

                header.setTranslationX(left);
                header.setTranslationY(top);
                header.draw(canvas);
                canvas.restore();
            }
        }
    }
}

---

From source file:com.dat.complexrecyclerviewdemo.recyclerviewinsidecardviewdemo.StickyHeaderDecoration.java

/**
 * {@inheritDoc}/*from w w  w.  java  2  s . co  m*/
 */
@Override
public void onDrawOver(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
    final int count = parent.getChildCount();
    long previousHeaderId = -1;

    for (int layoutPos = 0; layoutPos < count; layoutPos++) {
        final View child = parent.getChildAt(layoutPos);
        final int adapterPos = parent.getChildAdapterPosition(child);

        if (adapterPos != RecyclerView.NO_POSITION && hasHeader(adapterPos)) {
            long headerId = mAdapter.getHeaderId(adapterPos);

            if (headerId != previousHeaderId) {
                previousHeaderId = headerId;
                View header = getHeader(parent, adapterPos).itemView;
                canvas.save();

                final int left = child.getLeft();
                final int top = getHeaderTop(parent, child, header, adapterPos, layoutPos);
                canvas.translate(left, top - 4);
                header.setTranslationX(left);
                header.setTranslationY(top);
                header.draw(canvas);
                canvas.restore();
            }
        }
    }
}

---

From source file:org.telegram.ui.Cells.ContextLinkCell.java

@Override
protected void onDraw(Canvas canvas) {
    if (titleLayout != null) {
        canvas.save();//from   w w w  .ja v  a  2 s. c o  m
        canvas.translate(AndroidUtilities.dp(LocaleController.isRTL ? 8 : AndroidUtilities.leftBaseline),
                titleY);
        titleLayout.draw(canvas);
        canvas.restore();
    }

    if (descriptionLayout != null) {
        descriptionTextPaint.setColor(DESCRIPTION_TEXT_COLOR/*0xff8a8a8a*/);
        canvas.save();
        canvas.translate(AndroidUtilities.dp(LocaleController.isRTL ? 8 : AndroidUtilities.leftBaseline),
                descriptionY);
        descriptionLayout.draw(canvas);
        canvas.restore();
    }

    if (linkLayout != null) {
        descriptionTextPaint.setColor(Theme.MSG_LINK_TEXT_COLOR);
        canvas.save();
        canvas.translate(AndroidUtilities.dp(LocaleController.isRTL ? 8 : AndroidUtilities.leftBaseline),
                linkY);
        linkLayout.draw(canvas);
        canvas.restore();
    }

    if (!mediaWebpage) {
        if (documentAttachType == DOCUMENT_ATTACH_TYPE_AUDIO
                || documentAttachType == DOCUMENT_ATTACH_TYPE_MUSIC) {
            radialProgress.setProgressColor(buttonPressed ? Theme.MSG_IN_AUDIO_SELECTED_PROGRESS_COLOR
                    : Theme.MSG_IN_AUDIO_PROGRESS_COLOR);
            radialProgress.draw(canvas);
        } else if (inlineResult != null && inlineResult.type.equals("file")) {
            int w = Theme.inlineDocDrawable.getIntrinsicWidth();
            int h = Theme.inlineDocDrawable.getIntrinsicHeight();
            int x = linkImageView.getImageX() + (AndroidUtilities.dp(52) - w) / 2;
            int y = linkImageView.getImageY() + (AndroidUtilities.dp(52) - h) / 2;
            canvas.drawRect(linkImageView.getImageX(), linkImageView.getImageY(),
                    linkImageView.getImageX() + AndroidUtilities.dp(52),
                    linkImageView.getImageY() + AndroidUtilities.dp(52), LetterDrawable.paint);
            Theme.inlineDocDrawable.setBounds(x, y, x + w, y + h);
            Theme.inlineDocDrawable.draw(canvas);
        } else if (inlineResult != null
                && (inlineResult.type.equals("audio") || inlineResult.type.equals("voice"))) {
            int w = Theme.inlineAudioDrawable.getIntrinsicWidth();
            int h = Theme.inlineAudioDrawable.getIntrinsicHeight();
            int x = linkImageView.getImageX() + (AndroidUtilities.dp(52) - w) / 2;
            int y = linkImageView.getImageY() + (AndroidUtilities.dp(52) - h) / 2;
            canvas.drawRect(linkImageView.getImageX(), linkImageView.getImageY(),
                    linkImageView.getImageX() + AndroidUtilities.dp(52),
                    linkImageView.getImageY() + AndroidUtilities.dp(52), LetterDrawable.paint);
            Theme.inlineAudioDrawable.setBounds(x, y, x + w, y + h);
            Theme.inlineAudioDrawable.draw(canvas);
        } else if (inlineResult != null
                && (inlineResult.type.equals("venue") || inlineResult.type.equals("geo"))) {
            int w = Theme.inlineLocationDrawable.getIntrinsicWidth();
            int h = Theme.inlineLocationDrawable.getIntrinsicHeight();
            int x = linkImageView.getImageX() + (AndroidUtilities.dp(52) - w) / 2;
            int y = linkImageView.getImageY() + (AndroidUtilities.dp(52) - h) / 2;
            canvas.drawRect(linkImageView.getImageX(), linkImageView.getImageY(),
                    linkImageView.getImageX() + AndroidUtilities.dp(52),
                    linkImageView.getImageY() + AndroidUtilities.dp(52), LetterDrawable.paint);
            Theme.inlineLocationDrawable.setBounds(x, y, x + w, y + h);
            Theme.inlineLocationDrawable.draw(canvas);
        } else {
            letterDrawable.draw(canvas);
        }
    } else {
        if (inlineResult != null && (inlineResult.send_message instanceof TLRPC.TL_botInlineMessageMediaGeo
                || inlineResult.send_message instanceof TLRPC.TL_botInlineMessageMediaVenue)) {
            int w = Theme.inlineLocationDrawable.getIntrinsicWidth();
            int h = Theme.inlineLocationDrawable.getIntrinsicHeight();
            int x = linkImageView.getImageX() + (linkImageView.getImageWidth() - w) / 2;
            int y = linkImageView.getImageY() + (linkImageView.getImageHeight() - h) / 2;
            canvas.drawRect(linkImageView.getImageX(), linkImageView.getImageY(),
                    linkImageView.getImageX() + linkImageView.getImageWidth(),
                    linkImageView.getImageY() + linkImageView.getImageHeight(), LetterDrawable.paint);
            Theme.inlineLocationDrawable.setBounds(x, y, x + w, y + h);
            Theme.inlineLocationDrawable.draw(canvas);
        }
    }
    if (drawLinkImageView) {
        canvas.save();
        if (scaled && scale != 0.8f || !scaled && scale != 1.0f) {
            long newTime = System.currentTimeMillis();
            long dt = (newTime - lastUpdateTime);
            lastUpdateTime = newTime;
            if (scaled && scale != 0.8f) {
                scale -= dt / 400.0f;
                if (scale < 0.8f) {
                    scale = 0.8f;
                }
            } else {
                scale += dt / 400.0f;
                if (scale > 1.0f) {
                    scale = 1.0f;
                }
            }
            invalidate();
        }
        canvas.scale(scale, scale, getMeasuredWidth() / 2, getMeasuredHeight() / 2);
        linkImageView.draw(canvas);
        canvas.restore();
    }
    if (mediaWebpage && (documentAttachType == DOCUMENT_ATTACH_TYPE_PHOTO
            || documentAttachType == DOCUMENT_ATTACH_TYPE_GIF)) {
        radialProgress.setProgressColor(0xffffffff);
        radialProgress.draw(canvas);
    }

    if (needDivider && !mediaWebpage) {
        if (LocaleController.isRTL) {
            canvas.drawLine(0, getMeasuredHeight() - 1,
                    getMeasuredWidth() - AndroidUtilities.dp(AndroidUtilities.leftBaseline),
                    getMeasuredHeight() - 1, paint);
        } else {
            canvas.drawLine(AndroidUtilities.dp(AndroidUtilities.leftBaseline), getMeasuredHeight() - 1,
                    getMeasuredWidth(), getMeasuredHeight() - 1, paint);
        }
    }
    if (needShadow && shadowDrawable != null) {
        shadowDrawable.setBounds(0, 0, getMeasuredWidth(), AndroidUtilities.dp(3));
        shadowDrawable.draw(canvas);
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• »