Example usage for android.graphics Canvas save

Introduction

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

Prototype

public int save() 

Source Link

Document

Saves the current matrix and clip onto a private stack.

Usage

From source file:com.mikepenz.materialize.view.ScrimInsetsFrameLayout.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);

    int width = getWidth();
    int height = getHeight();
    if (mInsets != null && mInsetForeground != null) {
        int sc = canvas.save();
        canvas.translate(getScrollX(), getScrollY());

        if (!mSystemUIVisible) {
            mInsets.top = 0;/*w  w w . ja  v a  2 s. c om*/
            mInsets.right = 0;
            mInsets.bottom = 0;
            mInsets.left = 0;
        }

        // Top
        if (mTintStatusBar) {
            mTempRect.set(0, 0, width, mInsets.top);
            mInsetForeground.setBounds(mTempRect);
            mInsetForeground.draw(canvas);
        }

        // Bottom
        if (mTintNavigationBar) {
            mTempRect.set(0, height - mInsets.bottom, width, height);
            mInsetForeground.setBounds(mTempRect);
            mInsetForeground.draw(canvas);
        }

        // Left
        mTempRect.set(0, mInsets.top, mInsets.left, height - mInsets.bottom);
        mInsetForeground.setBounds(mTempRect);
        mInsetForeground.draw(canvas);

        // Right
        mTempRect.set(width - mInsets.right, mInsets.top, width, height - mInsets.bottom);
        mInsetForeground.setBounds(mTempRect);
        mInsetForeground.draw(canvas);

        canvas.restoreToCount(sc);
    }
}

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From source file:com.appsimobile.appsii.module.home.SunriseDrawable.java

@Override
public void draw(Canvas canvas) {
    Rect bounds = getBounds();//from  w ww .java  2  s  .co m
    if (mIsRtl) {
        canvas.save();
        canvas.scale(-1, 1, bounds.centerX(), bounds.centerY());
    }
    float pct = drawArc(canvas, bounds);

    if (pct < 0) {
        pct = 0;
    } else if (pct > 1) {
        pct = 1;
    }

    int y = bounds.bottom - mBottomOffset;
    canvas.drawLine(bounds.left + mLeftOffset / 2, y, bounds.right - mRightOffset / 2, y, mLinePaint);

    drawSun(canvas, pct);

    if (mIsRtl) {
        canvas.restore();
    }

}

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From source file:com.umeng.comm.ui.imagepicker.widgets.ViewPagerIndicator.java

/**
 * //from ww w. j  av  a2 s  .  co m
 */
@Override
protected void dispatchDraw(Canvas canvas) {
    canvas.save();
    // ?
    canvas.translate(mInitTranslationX + mTranslationX, getHeight() + 5);
    canvas.drawPath(mPath, mPaint);
    canvas.restore();

    // tab
    canvas.drawLine(mTranslationX, getHeight() - 3, mTranslationX + mHalfScreenWidth, getHeight() - 3,
            mLinePaint);
    // 
    canvas.drawLine(0, getHeight() - 1, 2 * mHalfScreenWidth, getHeight() - 1, mDividerLinePaint);
    super.dispatchDraw(canvas);
}

---

From source file:com.cocosw.accessory.views.layout.CollapsingTitleLayout.java

@Override
public void draw(Canvas canvas) {
    final int saveCount = canvas.save();

    final int toolbarHeight = mToolbar.getHeight();
    canvas.clipRect(0, 0, canvas.getWidth(), interpolate(canvas.getHeight(), toolbarHeight, mScrollOffset));

    // Now call super and let it draw the background, etc
    super.draw(canvas);

    if (mTitleToDraw != null) {
        float x = mTextLeft;
        float y = mTextTop;

        if (!mUseTexture) {
            // If we're not drawing a texture, we need to properly offset the text
            x -= mDrawnTextBounds.left;/*  w ww  .  java  2  s.c  o m*/
            y -= mDrawnTextBounds.top;
        }

        if (DEBUG_DRAW) {
            // Just a debug tool, which drawn a Magneta rect in the text bounds
            canvas.drawRect(mTextLeft, mTextTop, mTextRight, mTextTop + mDrawnTextBounds.height(),
                    DEBUG_DRAW_PAINT);
        }

        if (mScale != 1f) {
            canvas.scale(mScale, mScale, x, y);
        }

        if (mUseTexture && mExpandedTitleTexture != null) {
            // If we should use a texture, draw it instead of text
            canvas.drawBitmap(mExpandedTitleTexture, x, y, mTexturePaint);
        } else {
            canvas.drawText(mTitleToDraw, x, y, mTextPaint);
        }
    }

    canvas.restoreToCount(saveCount);
}

---

From source file:de.baumann.thema.FragmentWallpaper.java

@Override
public boolean onOptionsItemSelected(MenuItem item) {

    int id = item.getItemId();

    if (id == R.id.color) {
        ColorPickerDialogBuilder.with(getActivity()).initialColor(0xff2196f3).setTitle(R.string.custom)
                .wheelType(ColorPickerView.WHEEL_TYPE.FLOWER).density(9)
                .setPositiveButton(R.string.yes, new ColorPickerClickListener() {
                    @Override//from   w ww.j  av  a2 s  .  c o  m
                    public void onClick(DialogInterface dialog, int selectedColor, Integer[] allColors) {
                        try {
                            WallpaperManager wm = WallpaperManager.getInstance(getActivity());
                            // Create 1x1 bitmap to store the color
                            Bitmap bmp = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
                            // Make a canvas with which we can draw to the bitmap
                            Canvas canvas = new Canvas(bmp);
                            // Fill with color and save
                            canvas.drawColor(selectedColor);
                            canvas.save();

                            wm.setBitmap(bmp);
                            bmp.recycle();
                            Snackbar.make(imgHeader, R.string.applying, Snackbar.LENGTH_LONG).show();
                        } catch (IOException e) {
                            // oh lord!
                        }
                    }
                }).setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                    }
                }).build().show();
        return false;
    }

    if (id == R.id.help) {

        SpannableString s;

        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) {
            s = new SpannableString(
                    Html.fromHtml(getString(R.string.help_wallpaper), Html.FROM_HTML_MODE_LEGACY));
        } else {
            //noinspection deprecation
            s = new SpannableString(Html.fromHtml(getString(R.string.help_wallpaper)));
        }
        Linkify.addLinks(s, Linkify.WEB_URLS);

        final AlertDialog.Builder dialog = new AlertDialog.Builder(getActivity())
                .setTitle(R.string.title_wallpaper).setMessage(s)
                .setPositiveButton(getString(R.string.yes), null);
        dialog.show();

        return false;
    }
    return super.onOptionsItemSelected(item);
}

---

From source file:org.mozilla.focus.widget.AnimatedProgressBar.java

@Override
public void onDraw(Canvas canvas) {
    if (mClipRegion == 0) {
        super.onDraw(canvas);
    } else {/*from   w w w.j  a  v a  2 s.com*/
        canvas.getClipBounds(tempRect);
        final float clipWidth = tempRect.width() * mClipRegion;
        final int saveCount = canvas.save();

        if (mIsRtl) {
            canvas.clipRect(tempRect.left, tempRect.top, tempRect.right - clipWidth, tempRect.bottom);
        } else {
            canvas.clipRect(tempRect.left + clipWidth, tempRect.top, tempRect.right, tempRect.bottom);
        }
        super.onDraw(canvas);
        canvas.restoreToCount(saveCount);
    }
}

---

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();
    canvas.translate(textX = AndroidUtilities.dp(2 + 9) + x, textY = AndroidUtilities.dp(2 + 9) + y);
    if (pressedLink != null) {
        canvas.drawPath(urlPath, urlPaint);
    }/*from   w  w  w  .  j  a v a  2 s .  c  o  m*/
    if (textLayout != null) {
        textLayout.draw(canvas);
    }
    canvas.restore();
}

---

From source file:android.support.design.widget.ShadowDrawableWrapper.java

private void drawShadow(Canvas canvas) {
    final int rotateSaved = canvas.save();
    canvas.rotate(mRotation, mContentBounds.centerX(), mContentBounds.centerY());

    final float edgeShadowTop = -mCornerRadius - mShadowSize;
    final float shadowOffset = mCornerRadius;
    final boolean drawHorizontalEdges = mContentBounds.width() - 2 * shadowOffset > 0;
    final boolean drawVerticalEdges = mContentBounds.height() - 2 * shadowOffset > 0;

    final float shadowOffsetTop = mRawShadowSize - (mRawShadowSize * SHADOW_TOP_SCALE);
    final float shadowOffsetHorizontal = mRawShadowSize - (mRawShadowSize * SHADOW_HORIZ_SCALE);
    final float shadowOffsetBottom = mRawShadowSize - (mRawShadowSize * SHADOW_BOTTOM_SCALE);

    final float shadowScaleHorizontal = shadowOffset / (shadowOffset + shadowOffsetHorizontal);
    final float shadowScaleTop = shadowOffset / (shadowOffset + shadowOffsetTop);
    final float shadowScaleBottom = shadowOffset / (shadowOffset + shadowOffsetBottom);

    // LT//  w ww . j a  v  a2s.  co  m
    int saved = canvas.save();
    canvas.translate(mContentBounds.left + shadowOffset, mContentBounds.top + shadowOffset);
    canvas.scale(shadowScaleHorizontal, shadowScaleTop);
    canvas.drawPath(mCornerShadowPath, mCornerShadowPaint);
    if (drawHorizontalEdges) {
        // TE
        canvas.scale(1f / shadowScaleHorizontal, 1f);
        canvas.drawRect(0, edgeShadowTop, mContentBounds.width() - 2 * shadowOffset, -mCornerRadius,
                mEdgeShadowPaint);
    }
    canvas.restoreToCount(saved);
    // RB
    saved = canvas.save();
    canvas.translate(mContentBounds.right - shadowOffset, mContentBounds.bottom - shadowOffset);
    canvas.scale(shadowScaleHorizontal, shadowScaleBottom);
    canvas.rotate(180f);
    canvas.drawPath(mCornerShadowPath, mCornerShadowPaint);
    if (drawHorizontalEdges) {
        // BE
        canvas.scale(1f / shadowScaleHorizontal, 1f);
        canvas.drawRect(0, edgeShadowTop, mContentBounds.width() - 2 * shadowOffset,
                -mCornerRadius + mShadowSize, mEdgeShadowPaint);
    }
    canvas.restoreToCount(saved);
    // LB
    saved = canvas.save();
    canvas.translate(mContentBounds.left + shadowOffset, mContentBounds.bottom - shadowOffset);
    canvas.scale(shadowScaleHorizontal, shadowScaleBottom);
    canvas.rotate(270f);
    canvas.drawPath(mCornerShadowPath, mCornerShadowPaint);
    if (drawVerticalEdges) {
        // LE
        canvas.scale(1f / shadowScaleBottom, 1f);
        canvas.drawRect(0, edgeShadowTop, mContentBounds.height() - 2 * shadowOffset, -mCornerRadius,
                mEdgeShadowPaint);
    }
    canvas.restoreToCount(saved);
    // RT
    saved = canvas.save();
    canvas.translate(mContentBounds.right - shadowOffset, mContentBounds.top + shadowOffset);
    canvas.scale(shadowScaleHorizontal, shadowScaleTop);
    canvas.rotate(90f);
    canvas.drawPath(mCornerShadowPath, mCornerShadowPaint);
    if (drawVerticalEdges) {
        // RE
        canvas.scale(1f / shadowScaleTop, 1f);
        canvas.drawRect(0, edgeShadowTop, mContentBounds.height() - 2 * shadowOffset, -mCornerRadius,
                mEdgeShadowPaint);
    }
    canvas.restoreToCount(saved);

    canvas.restoreToCount(rotateSaved);
}

---

From source file:com.limxing.library.PullToRefresh.SwipeProgressBar.java

void draw(Canvas canvas) {
    // final int width = mBounds.width();
    final int height = mBounds.height();

    int restoreCount = canvas.save();
    canvas.clipRect(mBounds);//from  w  w  w .  j  av  a2  s .  com
    if (mRunning || (mFinishTime > 0)) {
        if (!mRunning) {
            mFinishTime = 0;
            return;
        }
        this.tips = processingTips;
        drawBar(canvas, height);
        // Keep running until we finish out the last cycle.
        ViewCompat.postInvalidateOnAnimation(mParent);
    } else {
        if (height > 0) {
            drawBar(canvas, height);
        }

    }
    if (state != FINISHED) {
        canvas.restoreToCount(restoreCount);
    }

}

---

From source file:com.zzti.fyg.widgets.SwipeProgressBar.java

void draw(Canvas canvas) {
    //        final int width = mBounds.width();
    final int height = mBounds.height();

    int restoreCount = canvas.save();
    canvas.clipRect(mBounds);//from  w w  w . j a  v  a 2s .co  m
    if (mRunning || (mFinishTime > 0)) {
        if (!mRunning) {
            mFinishTime = 0;
            return;
        }
        this.tips = processingTips;
        drawBar(canvas, height);
        // Keep running until we finish out the last cycle.
        ViewCompat.postInvalidateOnAnimation(mParent);
    } else {
        if (height > 0) {
            drawBar(canvas, height);
        }

    }
    if (state != FINISHED) {
        canvas.restoreToCount(restoreCount);
    }

}

---

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