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:org.wikipedia.page.shareafact.SnippetImage.java

private static int drawDescription(@NonNull Canvas canvas, @Nullable String description, int top,
        boolean isArticleRTL) {
    final int marginBottom = 5;
    final int maxHeight = 23;
    final int maxLines = 2;
    final float maxFontSize = 15.0f;
    final float minFontSize = 10.0f;

    if (TextUtils.isEmpty(description)) {
        return top - marginBottom;
    }/* w  w w .j  av a 2  s . c o  m*/
    TextPaint textPaint = new TextPaint();
    textPaint.setAntiAlias(true);
    textPaint.setColor(Color.WHITE);
    textPaint.setTextSize(maxFontSize);
    textPaint.setStyle(Paint.Style.FILL);
    textPaint.setShadowLayer(1.0f, 0.0f, 0.0f, Color.GRAY);

    StaticLayout textLayout = optimizeTextSize(
            new TextLayoutParams(description, textPaint, DESCRIPTION_WIDTH, SPACING_MULTIPLIER), maxHeight,
            maxLines, maxFontSize, minFontSize);
    int left = HORIZONTAL_PADDING;
    if (isArticleRTL) {
        left = WIDTH - HORIZONTAL_PADDING - textLayout.getWidth();
    }

    top = top - marginBottom - textLayout.getHeight();
    canvas.save();
    canvas.translate(left, top);
    textLayout.draw(canvas);
    canvas.restore();

    return top;
}

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From source file:com.android.mail.browse.SubjectAndFolderView.java

public void setFolders(ConversationViewHeaderCallbacks callbacks, Account account, Conversation conv) {
    mVisibleFolders = true;/*from  w  w  w  .ja v  a2s.  co  m*/
    final BidiFormatter bidiFormatter = getBidiFormatter();
    final String wrappedSubject = mSubject == null ? "" : bidiFormatter.unicodeWrap(mSubject);
    final SpannableStringBuilder sb = new SpannableStringBuilder(wrappedSubject);
    sb.append('\u0020');
    final Settings settings = account.settings;
    final int start = sb.length();
    if (settings.importanceMarkersEnabled && conv.isImportant()) {
        sb.append(".\u0020");
        sb.setSpan(new ReplacementSpan() {
            @Override
            public int getSize(Paint paint, CharSequence text, int start, int end, Paint.FontMetricsInt fm) {
                return mImportanceMarkerDrawable.getIntrinsicWidth();
            }

            @Override
            public void draw(Canvas canvas, CharSequence text, int start, int end, float x, int top,
                    int baseline, int bottom, Paint paint) {
                canvas.save();
                final int transY = baseline + mChipVerticalOffset
                        - mImportanceMarkerDrawable.getIntrinsicHeight();
                canvas.translate(x, transY);
                mImportanceMarkerDrawable.draw(canvas);
                canvas.restore();
            }
        }, start, start + 1, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
    }

    mFolderDisplayer.loadConversationFolders(conv, null /* ignoreFolder */, -1 /* ignoreFolderType */);
    mFolderDisplayer.constructFolderChips(sb);

    final int end = sb.length();
    sb.setSpan(new ChangeLabelsSpan(callbacks), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

    setText(sb);
    setMovementMethod(LinkMovementMethod.getInstance());
}

---

From source file:org.wikipedia.page.shareafact.SnippetImage.java

private static void drawWordmarkFromText(@NonNull Context context, @NonNull Canvas canvas,
        boolean isArticleRTL) {
    final int maxWidth = WIDTH - DESCRIPTION_WIDTH - 2 * HORIZONTAL_PADDING;
    final float fontSize = 20.0f;
    final float scaleX = 1.06f;

    TextPaint textPaint = new TextPaint();
    textPaint.setAntiAlias(true);/*from ww  w . j  a v a2 s . c  o  m*/
    textPaint.setColor(Color.LTGRAY);
    textPaint.setTextSize(fontSize);
    textPaint.setTypeface(SERIF);
    textPaint.setTextScaleX(scaleX);

    Spanned wikipedia = StringUtil.fromHtml(context.getString(R.string.wp_stylized));
    Layout.Alignment align = L10nUtil.isDeviceRTL() ? ALIGN_OPPOSITE : ALIGN_NORMAL;
    StaticLayout wordmarkLayout = buildLayout(
            new TextLayoutParams(wikipedia, textPaint, maxWidth, 1.0f, align));
    final int width = (int) wordmarkLayout.getLineWidth(0);
    final int height = wordmarkLayout.getHeight();

    final int bottom = HEIGHT - BOTTOM_PADDING;
    final int top = bottom - height;

    int left = WIDTH - HORIZONTAL_PADDING - width;
    if (isArticleRTL) {
        left = HORIZONTAL_PADDING;
    }

    canvas.save(); // --
    canvas.translate(left, top);
    wordmarkLayout.draw(canvas);
    canvas.restore(); // --
}

---

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

@Override
protected void onDraw(Canvas canvas) {
    canvas.save();//from www .j  a  v  a  2  s . c  o  m
    canvas.translate(textX = AndroidUtilities.dp(LocaleController.isRTL ? 16 : 71),
            textY = AndroidUtilities.dp(8));
    if (pressedLink != null) {
        canvas.drawPath(urlPath, urlPaint);
    }
    try {
        if (textLayout != null) {
            textLayout.draw(canvas);
        }
    } catch (Exception e) {
        FileLog.e("tmessages", e);
    }
    canvas.restore();
}

---

From source file:com.mediatek.galleryfeature.stereo.segment.ImageShow.java

protected void doDraw(Canvas canvas) {
    Bitmap preview = mMasterImage.getBitmap();
    canvas.save();
    drawImages(canvas, preview);
    canvas.restore();
}

---

From source file:foam.jellyfish.StarwispCanvas.java

public void DrawText(Canvas canvas, JSONArray prim, float sx, float sy) {
    try {//from w  w w  . j  av a2s  .c  om
        canvas.save();
        if (prim.getString(6).equals("vertical"))
            canvas.rotate(-90, prim.getInt(2) * sx, prim.getInt(3) * sy);

        Paint myPaint = new Paint();
        JSONArray c = prim.getJSONArray(4);
        myPaint.setColor(Color.rgb(c.getInt(0), c.getInt(1), c.getInt(2)));
        myPaint.setTextSize(prim.getInt(5));
        myPaint.setTypeface(m_Typeface);
        canvas.drawText(prim.getString(1), prim.getInt(2) * sx, prim.getInt(3) * sy, myPaint);
        canvas.restore();
    } catch (JSONException e) {
        Log.e("starwisp", "Error parsing data " + e.toString());
    }
}

---

From source file:tw.firemaples.onscreenocr.views.AreaSelectionView.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    if (!isInEditMode()) {
        canvas.save();/*w  w w.  ja v  a  2  s  . com*/

        if (drawingStartPoint != null && drawingEndPoint != null) {
            //                canvas.drawLine(drawingStartPoint.x, drawingStartPoint.y, drawingEndPoint.x, drawingEndPoint.y, drawingLinePaint);
            canvas.drawRect(getNewBox(drawingStartPoint, drawingEndPoint), drawingLinePaint);
        }

        for (Rect box : boxList) {
            canvas.drawRect(box, boxPaint);
        }

        canvas.restore();
    }
}

---

From source file:com.github.czy1121.view.CornerLabelView.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    float xy = mHeight / SQRT2;
    canvas.save();//from   w ww  .  j  a va  2s. c  om
    canvas.translate(xy, xy);
    canvas.rotate((mIsTop ? 1 : -1) * (mIsLeft ? -45 : 45));
    canvas.drawPath(calcPath(), mPaint);

    mText1.draw(canvas, mPaddingBottom, mIsTop);
    if (mIsTriangle) {
        mText2.draw(canvas, mPaddingBottom + mPaddingCenter + mText1.height, mIsTop);
    }
    canvas.restore();
}

---

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

@Override
protected void onDraw(Canvas canvas) {
    int x = (canvas.getWidth() - width) / 2;
    int y = AndroidUtilities.dp(4);
    Theme.backgroundMediaDrawableIn.setBounds(x, y, width + x, height + y);
    Theme.backgroundMediaDrawableIn.draw(canvas);
    canvas.save();//from ww  w  . j ava 2  s .c o m
    canvas.translate(textX = AndroidUtilities.dp(2 + 9) + x, textY = AndroidUtilities.dp(2 + 9) + y);
    if (pressedLink != null) {
        canvas.drawPath(urlPath, urlPaint);
    }
    if (textLayout != null) {
        textLayout.draw(canvas);
    }
    canvas.restore();
}

---

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

@SuppressLint("NewApi")
private void draw(Canvas canvas, RecyclerView parent, View child) {
    canvas.save();/*ww w.  j a v  a 2s . 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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