Example usage for android.graphics Paint FILTER_BITMAP_FLAG

List of usage examples for android.graphics Paint FILTER_BITMAP_FLAG

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Introduction

In this page you can find the example usage for android.graphics Paint FILTER_BITMAP_FLAG.

Prototype

int FILTER_BITMAP_FLAG

To view the source code for android.graphics Paint FILTER_BITMAP_FLAG.

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Document

Paint flag that enables bilinear sampling on scaled bitmaps.

Usage

From source file:net.opacapp.multilinecollapsingtoolbar.CollapsingTextHelper.java

private void ensureCollapsedTexture() {
    if (mCollapsedTitleTexture != null || mCollapsedBounds.isEmpty() || TextUtils.isEmpty(mTextToDraw)) {
        return;//from  w  w w .j av a2 s .  c  om
    }
    calculateOffsets(0f);
    final int w = Math.round(mTextPaint.measureText(mTextToDraw, 0, mTextToDraw.length()));
    final int h = Math.round(mTextPaint.descent() - mTextPaint.ascent());
    if (w <= 0 && h <= 0) {
        return; // If the width or height are 0, return
    }
    mCollapsedTitleTexture = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    Canvas c = new Canvas(mCollapsedTitleTexture);
    c.drawText(mTextToDrawCollapsed, 0, mTextToDrawCollapsed.length(), 0, -mTextPaint.ascent() / mScale,
            mTextPaint);
    if (mTexturePaint == null) {
        // Make sure we have a paint
        mTexturePaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
    }
}

From source file:net.opacapp.multilinecollapsingtoolbar.CollapsingTextHelper.java

private void ensureCrossSectionTexture() {
    if (mCrossSectionTitleTexture != null || mCollapsedBounds.isEmpty() || TextUtils.isEmpty(mTextToDraw)) {
        return;// ww  w . jav  a 2s . c o  m
    }
    calculateOffsets(0f);
    final int w = Math
            .round(mTextPaint.measureText(mTextToDraw, mTextLayout.getLineStart(0), mTextLayout.getLineEnd(0)));
    final int h = Math.round(mTextPaint.descent() - mTextPaint.ascent());
    if (w <= 0 && h <= 0) {
        return; // If the width or height are 0, return
    }
    mCrossSectionTitleTexture = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    Canvas c = new Canvas(mCrossSectionTitleTexture);
    c.drawText(mTextToDraw, mTextLayout.getLineStart(0), mTextLayout.getLineEnd(0), 0,
            -mTextPaint.ascent() / mScale, mTextPaint);
    if (mTexturePaint == null) {
        // Make sure we have a paint
        mTexturePaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
    }
}

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

private void ensureExpandedTexture() {
    if (mExpandedTitleTexture != null || mExpandedBounds.isEmpty() || TextUtils.isEmpty(mTextToDraw)) {
        return;//from  w ww . j a v a  2 s  . c om
    }

    calculateOffsets(0f);
    mTextureAscent = mTitlePaint.ascent();
    mTextureDescent = mTitlePaint.descent();

    final int w = Math.round(mTitlePaint.measureText(mTextToDraw, 0, mTextToDraw.length()));
    final int h = Math.round(mTextureDescent - mTextureAscent);

    if (w <= 0 || h <= 0) {
        return; // If the width or height are 0, return
    }

    mExpandedTitleTexture = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);

    Canvas c = new Canvas(mExpandedTitleTexture);
    c.drawText(mTextToDraw, 0, mTextToDraw.length(), 0, h - mTitlePaint.descent(), mTitlePaint);

    if (mTexturePaint == null) {
        // Make sure we have a paint
        mTexturePaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
    }
}

From source file:com.android.launcher3.Utilities.java

/**
 * Adds the {@param badge} on top of {@param srcTgt} using the badge dimensions.
 *///w  ww  . ja  v  a 2 s  .co m
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public static Bitmap badgeWithBitmap(Bitmap srcTgt, Bitmap badge, Context context) {
    int badgeSize = context.getResources().getDimensionPixelSize(R.dimen.profile_badge_size);
    synchronized (sCanvas) {
        sCanvas.setBitmap(srcTgt);
        sCanvas.drawBitmap(badge, new Rect(0, 0, badge.getWidth(), badge.getHeight()),
                new Rect(srcTgt.getWidth() - badgeSize, srcTgt.getHeight() - badgeSize, srcTgt.getWidth(),
                        srcTgt.getHeight()),
                new Paint(Paint.FILTER_BITMAP_FLAG));
        sCanvas.setBitmap(null);
    }
    return srcTgt;
}

From source file:com.affectiva.affdexme.MainActivity.java

private void processScreenshot(Bitmap drawingViewBitmap, boolean alsoSaveRaw) {
    if (mostRecentFrame == null) {
        Toast.makeText(getApplicationContext(), "No frame detected, aborting screenshot", Toast.LENGTH_SHORT)
                .show();//from   w  ww . j  ava 2 s . c  o m
        return;
    }

    if (!storagePermissionsAvailable) {
        checkForStoragePermissions();
        return;
    }

    Bitmap faceBitmap = ImageHelper.getBitmapFromFrame(mostRecentFrame);

    if (faceBitmap == null) {
        Log.e(LOG_TAG, "Unable to generate bitmap for frame, aborting screenshot");
        return;
    }

    metricViewLayout.setDrawingCacheEnabled(true);
    Bitmap metricsBitmap = Bitmap.createBitmap(metricViewLayout.getDrawingCache());
    metricViewLayout.setDrawingCacheEnabled(false);

    Bitmap finalScreenshot = Bitmap.createBitmap(faceBitmap.getWidth(), faceBitmap.getHeight(),
            Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(finalScreenshot);
    Paint paint = new Paint(Paint.FILTER_BITMAP_FLAG);

    canvas.drawBitmap(faceBitmap, 0, 0, paint);

    float scaleFactor = ((float) faceBitmap.getWidth()) / ((float) drawingViewBitmap.getWidth());
    int scaledHeight = Math.round(drawingViewBitmap.getHeight() * scaleFactor);
    canvas.drawBitmap(drawingViewBitmap, null, new Rect(0, 0, faceBitmap.getWidth(), scaledHeight), paint);

    scaleFactor = ((float) faceBitmap.getWidth()) / ((float) metricsBitmap.getWidth());
    scaledHeight = Math.round(metricsBitmap.getHeight() * scaleFactor);
    canvas.drawBitmap(metricsBitmap, null, new Rect(0, 0, faceBitmap.getWidth(), scaledHeight), paint);

    metricsBitmap.recycle();
    drawingViewBitmap.recycle();

    Date now = new Date();
    String timestamp = DateFormat.format("yyyy-MM-dd_hh-mm-ss", now).toString();
    File pictureFolder = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
            "AffdexMe");
    if (!pictureFolder.exists()) {
        if (!pictureFolder.mkdir()) {
            Log.e(LOG_TAG, "Unable to create directory: " + pictureFolder.getAbsolutePath());
            return;
        }
    }

    String screenshotFileName = timestamp + ".png";
    File screenshotFile = new File(pictureFolder, screenshotFileName);

    try {
        ImageHelper.saveBitmapToFileAsPng(finalScreenshot, screenshotFile);
    } catch (IOException e) {
        String msg = "Unable to save screenshot";
        Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_SHORT).show();
        Log.e(LOG_TAG, msg, e);
        return;
    }
    ImageHelper.addPngToGallery(getApplicationContext(), screenshotFile);

    if (alsoSaveRaw) {
        String rawScreenshotFileName = timestamp + "_raw.png";
        File rawScreenshotFile = new File(pictureFolder, rawScreenshotFileName);

        try {
            ImageHelper.saveBitmapToFileAsPng(faceBitmap, rawScreenshotFile);
        } catch (IOException e) {
            String msg = "Unable to save screenshot";
            Log.e(LOG_TAG, msg, e);
        }
        ImageHelper.addPngToGallery(getApplicationContext(), rawScreenshotFile);
    }

    faceBitmap.recycle();
    finalScreenshot.recycle();

    String fileSavedMessage = "Screenshot saved to: " + screenshotFile.getPath();
    Toast.makeText(getApplicationContext(), fileSavedMessage, Toast.LENGTH_SHORT).show();
    Log.d(LOG_TAG, fileSavedMessage);
}

From source file:g7.bluesky.launcher3.Launcher.java

public void loadIconPack() {
    //theming vars-----------------------------------------------
    PackageManager pm = getPackageManager();
    final int ICONSIZE = Tools.numtodp(64, Launcher.this);
    Resources themeRes = null;//w  w w  . ja v  a 2  s  .  co  m
    String resPacName = defaultSharedPref.getString(SettingConstants.ICON_THEME_PREF_KEY, "");
    String iconResource = null;
    int intres = 0;
    int intresiconback = 0;
    int intresiconfront = 0;
    int intresiconmask = 0;
    float scaleFactor = 1.0f;

    Paint p = new Paint(Paint.FILTER_BITMAP_FLAG);
    p.setAntiAlias(true);

    Paint origP = new Paint(Paint.FILTER_BITMAP_FLAG);
    origP.setAntiAlias(true);

    Paint maskp = new Paint(Paint.FILTER_BITMAP_FLAG);
    maskp.setAntiAlias(true);
    maskp.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));

    if (resPacName.compareTo("") != 0) {
        try {
            themeRes = pm.getResourcesForApplication(resPacName);
        } catch (Exception e) {
        }
        ;
        if (themeRes != null) {
            String[] backAndMaskAndFront = ThemeTools.getIconBackAndMaskResourceName(themeRes, resPacName);
            if (backAndMaskAndFront[0] != null)
                intresiconback = themeRes.getIdentifier(backAndMaskAndFront[0], "drawable", resPacName);
            if (backAndMaskAndFront[1] != null)
                intresiconmask = themeRes.getIdentifier(backAndMaskAndFront[1], "drawable", resPacName);
            if (backAndMaskAndFront[2] != null)
                intresiconfront = themeRes.getIdentifier(backAndMaskAndFront[2], "drawable", resPacName);
        }
    }

    BitmapFactory.Options uniformOptions = new BitmapFactory.Options();
    uniformOptions.inScaled = false;
    uniformOptions.inDither = false;
    uniformOptions.inPreferredConfig = Bitmap.Config.ARGB_8888;

    Canvas origCanv;
    Canvas canvas;
    scaleFactor = ThemeTools.getScaleFactor(themeRes, resPacName);
    Bitmap back = null;
    Bitmap mask = null;
    Bitmap front = null;
    Bitmap scaledBitmap = null;
    Bitmap scaledOrig = null;
    Bitmap orig = null;

    if (resPacName.compareTo("") != 0 && themeRes != null) {
        try {
            if (intresiconback != 0)
                back = BitmapFactory.decodeResource(themeRes, intresiconback, uniformOptions);
        } catch (Exception e) {
        }
        try {
            if (intresiconmask != 0)
                mask = BitmapFactory.decodeResource(themeRes, intresiconmask, uniformOptions);
        } catch (Exception e) {
        }
        try {
            if (intresiconfront != 0)
                front = BitmapFactory.decodeResource(themeRes, intresiconfront, uniformOptions);
        } catch (Exception e) {
        }
    }
    //theming vars-----------------------------------------------
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = false;
    options.inPreferredConfig = Bitmap.Config.RGB_565;
    options.inDither = true;

    for (int i = 0; i < listApps.size(); i++) {
        if (themeRes != null) {
            iconResource = null;
            intres = 0;
            iconResource = ThemeTools.getResourceName(themeRes, resPacName,
                    listApps.get(i).getComponentName().toString());
            if (iconResource != null) {
                intres = themeRes.getIdentifier(iconResource, "drawable", resPacName);
            }

            if (intres != 0) {//has single drawable for app
                listApps.get(i).setIconBitmap(BitmapFactory.decodeResource(themeRes, intres, uniformOptions));
            } else {
                Drawable drawable = listApps.get(i).getIconDrawable();
                if (drawable == null) {
                    drawable = Utilities.createIconDrawable(listApps.get(i).getIconBitmap());
                }
                orig = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(),
                        Bitmap.Config.ARGB_8888);
                drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
                drawable.draw(new Canvas(orig));

                scaledOrig = Bitmap.createBitmap(ICONSIZE, ICONSIZE, Bitmap.Config.ARGB_8888);
                scaledBitmap = Bitmap.createBitmap(ICONSIZE, ICONSIZE, Bitmap.Config.ARGB_8888);
                canvas = new Canvas(scaledBitmap);
                if (back != null) {
                    canvas.drawBitmap(back, Tools.getResizedMatrix(back, ICONSIZE, ICONSIZE), p);
                }

                origCanv = new Canvas(scaledOrig);
                orig = Tools.getResizedBitmap(orig, ((int) (ICONSIZE * scaleFactor)),
                        ((int) (ICONSIZE * scaleFactor)));
                origCanv.drawBitmap(orig,
                        scaledOrig.getWidth() - (orig.getWidth() / 2) - scaledOrig.getWidth() / 2,
                        scaledOrig.getWidth() - (orig.getWidth() / 2) - scaledOrig.getWidth() / 2, origP);

                if (mask != null) {
                    origCanv.drawBitmap(mask, Tools.getResizedMatrix(mask, ICONSIZE, ICONSIZE), maskp);
                }

                if (back != null) {
                    canvas.drawBitmap(Tools.getResizedBitmap(scaledOrig, ICONSIZE, ICONSIZE), 0, 0, p);
                } else
                    canvas.drawBitmap(Tools.getResizedBitmap(scaledOrig, ICONSIZE, ICONSIZE), 0, 0, p);

                if (front != null)
                    canvas.drawBitmap(front, Tools.getResizedMatrix(front, ICONSIZE, ICONSIZE), p);

                listApps.get(i).setIconBitmap(scaledBitmap);
            }
        }
    }
}

From source file:g7.bluesky.launcher3.Launcher.java

public void loadIconPack(List<ShortcutInfo> shortcuts) {
    //theming vars-----------------------------------------------
    PackageManager pm = getPackageManager();
    final int ICONSIZE = Tools.numtodp(128, Launcher.this);
    Resources themeRes = null;//w w  w.j  a va2s.c om
    String resPacName = defaultSharedPref.getString(SettingConstants.ICON_THEME_PREF_KEY, "");
    String iconResource = null;
    int intres = 0;
    int intresiconback = 0;
    int intresiconfront = 0;
    int intresiconmask = 0;
    float scaleFactor = 1.0f;

    Paint p = new Paint(Paint.FILTER_BITMAP_FLAG);
    p.setAntiAlias(true);

    Paint origP = new Paint(Paint.FILTER_BITMAP_FLAG);
    origP.setAntiAlias(true);

    Paint maskp = new Paint(Paint.FILTER_BITMAP_FLAG);
    maskp.setAntiAlias(true);
    maskp.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));

    if (resPacName.compareTo("") != 0) {
        try {
            themeRes = pm.getResourcesForApplication(resPacName);
        } catch (Exception e) {
        }
        ;
        if (themeRes != null) {
            String[] backAndMaskAndFront = ThemeTools.getIconBackAndMaskResourceName(themeRes, resPacName);
            if (backAndMaskAndFront[0] != null)
                intresiconback = themeRes.getIdentifier(backAndMaskAndFront[0], "drawable", resPacName);
            if (backAndMaskAndFront[1] != null)
                intresiconmask = themeRes.getIdentifier(backAndMaskAndFront[1], "drawable", resPacName);
            if (backAndMaskAndFront[2] != null)
                intresiconfront = themeRes.getIdentifier(backAndMaskAndFront[2], "drawable", resPacName);
        }
    }

    BitmapFactory.Options uniformOptions = new BitmapFactory.Options();
    uniformOptions.inScaled = false;
    uniformOptions.inDither = false;
    uniformOptions.inPreferredConfig = Bitmap.Config.ARGB_8888;

    Canvas origCanv;
    Canvas canvas;
    scaleFactor = ThemeTools.getScaleFactor(themeRes, resPacName);
    Bitmap back = null;
    Bitmap mask = null;
    Bitmap front = null;
    Bitmap scaledBitmap = null;
    Bitmap scaledOrig = null;
    Bitmap orig = null;

    if (resPacName.compareTo("") != 0 && themeRes != null) {
        try {
            if (intresiconback != 0)
                back = BitmapFactory.decodeResource(themeRes, intresiconback, uniformOptions);
        } catch (Exception e) {
        }
        try {
            if (intresiconmask != 0)
                mask = BitmapFactory.decodeResource(themeRes, intresiconmask, uniformOptions);
        } catch (Exception e) {
        }
        try {
            if (intresiconfront != 0)
                front = BitmapFactory.decodeResource(themeRes, intresiconfront, uniformOptions);
        } catch (Exception e) {
        }
    }
    //theming vars-----------------------------------------------
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = false;
    options.inPreferredConfig = Bitmap.Config.RGB_565;
    options.inDither = true;

    for (int i = 0; i < shortcuts.size(); i++) {
        if (themeRes != null) {
            iconResource = null;
            intres = 0;
            iconResource = ThemeTools.getResourceName(themeRes, resPacName,
                    shortcuts.get(i).getTargetComponent().toString());
            if (iconResource != null) {
                intres = themeRes.getIdentifier(iconResource, "drawable", resPacName);
            }

            if (intres != 0) {//has single drawable for app
                shortcuts.get(i).setIcon(BitmapFactory.decodeResource(themeRes, intres, uniformOptions));
            } else {

                Drawable drawable = Utilities.createIconDrawable(shortcuts.get(i).getIcon(mIconCache));
                orig = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(),
                        Bitmap.Config.ARGB_8888);
                drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
                drawable.draw(new Canvas(orig));

                scaledOrig = Bitmap.createBitmap(ICONSIZE, ICONSIZE, Bitmap.Config.ARGB_8888);
                scaledBitmap = Bitmap.createBitmap(ICONSIZE, ICONSIZE, Bitmap.Config.ARGB_8888);
                canvas = new Canvas(scaledBitmap);
                if (back != null) {
                    canvas.drawBitmap(back, Tools.getResizedMatrix(back, ICONSIZE, ICONSIZE), p);
                }

                origCanv = new Canvas(scaledOrig);
                orig = Tools.getResizedBitmap(orig, ((int) (ICONSIZE * scaleFactor)),
                        ((int) (ICONSIZE * scaleFactor)));
                origCanv.drawBitmap(orig,
                        scaledOrig.getWidth() - (orig.getWidth() / 2) - scaledOrig.getWidth() / 2,
                        scaledOrig.getWidth() - (orig.getWidth() / 2) - scaledOrig.getWidth() / 2, origP);

                if (mask != null) {
                    origCanv.drawBitmap(mask, Tools.getResizedMatrix(mask, ICONSIZE, ICONSIZE), maskp);
                }

                if (back != null) {
                    canvas.drawBitmap(Tools.getResizedBitmap(scaledOrig, ICONSIZE, ICONSIZE), 0, 0, p);
                } else
                    canvas.drawBitmap(Tools.getResizedBitmap(scaledOrig, ICONSIZE, ICONSIZE), 0, 0, p);

                if (front != null)
                    canvas.drawBitmap(front, Tools.getResizedMatrix(front, ICONSIZE, ICONSIZE), p);

                shortcuts.get(i).setIcon(scaledBitmap);
            }
        }
    }
}