Examples with DisplayMetrics android.util.DisplayMetrics used on opensource projects

Example 91 with DisplayMetrics

use of android.util.DisplayMetrics in project okhttputils by hongyangAndroid.

the class ImageUtils method getExpectWidth.

/**
     * 根据view获得期望的宽度
     *
     * @param view
     * @return
     */
private static int getExpectWidth(View view) {
    int width = 0;
    if (view == null)
        return 0;
    final ViewGroup.LayoutParams params = view.getLayoutParams();
    //如果是WRAP_CONTENT，此时图片还没加载，getWidth根本无效
    if (params != null && params.width != ViewGroup.LayoutParams.WRAP_CONTENT) {
        // 获得实际的宽度
        width = view.getWidth();
    }
    if (width <= 0 && params != null) {
        // 获得布局文件中的声明的宽度
        width = params.width;
    }
    if (width <= 0) {
        // 获得设置的最大的宽度
        width = getImageViewFieldValue(view, "mMaxWidth");
    }
    //如果宽度还是没有获取到，憋大招，使用屏幕的宽度
    if (width <= 0) {
        DisplayMetrics displayMetrics = view.getContext().getResources().getDisplayMetrics();
        width = displayMetrics.widthPixels;
    }
    return width;
}

Example 92 with DisplayMetrics

use of android.util.DisplayMetrics in project packer-ng-plugin by mcxiaoke.

the class MainActivity method addDeviceInfoSection.

@SuppressLint("NewApi")
private void addDeviceInfoSection() {
    StringBuilder builder = new StringBuilder();
    builder.append("[Device]\n");
    ActivityManager am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
    final MemoryInfo memoryInfo = new MemoryInfo();
    am.getMemoryInfo(memoryInfo);
    if (AndroidUtils.hasJellyBean()) {
        builder.append("Mem Total: ").append(StringUtils.getHumanReadableByteCount(memoryInfo.totalMem)).append("\n");
    }
    builder.append("Mem Free: ").append(StringUtils.getHumanReadableByteCount(memoryInfo.availMem)).append("\n");
    builder.append("Mem Heap: ").append(am.getMemoryClass()).append("M\n");
    builder.append("Mem Low: ").append(memoryInfo.lowMemory).append("\n");
    Display display = getWindowManager().getDefaultDisplay();
    DisplayMetrics dm = new DisplayMetrics();
    //DisplayMetrics dm = getResources().getDisplayMetrics();
    display.getMetrics(dm);
    int statusBarHeightDp = ViewUtils.getStatusBarHeightInDp(this);
    int systemBarHeightDp = ViewUtils.getSystemBarHeightInDp(this);
    int statusBarHeight = ViewUtils.getStatusBarHeight(this);
    int systemBarHeight = ViewUtils.getSystemBarHeight(this);
    Point point = getScreenRawSize(display);
    builder.append("statusBarHeightDp: ").append(statusBarHeightDp).append("\n");
    builder.append("systemBarHeightDp: ").append(systemBarHeightDp).append("\n");
    builder.append("statusBarHeightPx: ").append(statusBarHeight).append("\n");
    builder.append("systemBarHeightPx: ").append(systemBarHeight).append("\n");
    builder.append("screenWidth: ").append(point.x).append("\n");
    builder.append("screenHeight: ").append(point.y).append("\n");
    builder.append("WindowWidth: ").append(dm.widthPixels).append("\n");
    builder.append("WindowHeight: ").append(dm.heightPixels).append("\n");
    builder.append(toString2(dm));
    builder.append("\n");
    addSection(builder.toString());
}

Example 93 with DisplayMetrics

use of android.util.DisplayMetrics in project packer-ng-plugin by mcxiaoke.

the class ViewUtils method getActionBarHeight.

public static int getActionBarHeight(Context context) {
    int actionBarHeight = 0;
    TypedValue tv = new TypedValue();
    final DisplayMetrics dm = context.getResources().getDisplayMetrics();
    if (Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB) {
        if (context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true))
            actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, dm);
    } else {
        tv.data = 48;
        actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, dm);
    }
    return actionBarHeight;
}

Example 94 with DisplayMetrics

use of android.util.DisplayMetrics in project packer-ng-plugin by mcxiaoke.

the class ViewUtils method getActionBarHeightInDp.

public static int getActionBarHeightInDp(Context context) {
    int actionBarHeight = 0;
    TypedValue tv = new TypedValue();
    final DisplayMetrics dm = context.getResources().getDisplayMetrics();
    if (Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB) {
        if (context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true))
            actionBarHeight = (int) TypedValue.complexToFloat(tv.data);
    } else {
        tv.data = 48;
        actionBarHeight = (int) TypedValue.complexToFloat(tv.data);
    }
    return actionBarHeight;
}

Example 95 with DisplayMetrics

use of android.util.DisplayMetrics in project zxingfragmentlib by mitoyarzun.

the class CameraConfigurationManager method getScreenOrientation.

// Taken from http://stackoverflow.com/a/10383164/902599
private int getScreenOrientation() {
    int rotation;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        rotation = ((Activity) context).getWindowManager().getDefaultDisplay().getRotation();
    } else {
        rotation = ((Activity) context).getWindowManager().getDefaultDisplay().getOrientation();
    }
    DisplayMetrics dm = new DisplayMetrics();
    ((Activity) context).getWindowManager().getDefaultDisplay().getMetrics(dm);
    int width = dm.widthPixels;
    int height = dm.heightPixels;
    int orientation;
    // if the device's natural orientation is portrait:
    if ((rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180) && height > width || (rotation == Surface.ROTATION_90 || rotation == Surface.ROTATION_270) && width > height) {
        switch(rotation) {
            case Surface.ROTATION_0:
                orientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
                break;
            case Surface.ROTATION_90:
                orientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
                break;
            case Surface.ROTATION_180:
                orientation = ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT;
                break;
            case Surface.ROTATION_270:
                orientation = ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE;
                break;
            default:
                Log.e(TAG, "Unknown screen orientation. Defaulting to " + "portrait.");
                orientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
                break;
        }
    } else // if the device's natural orientation is landscape or if the device
    // is square:
    {
        switch(rotation) {
            case Surface.ROTATION_0:
                orientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
                break;
            case Surface.ROTATION_90:
                orientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
                break;
            case Surface.ROTATION_180:
                orientation = ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE;
                break;
            case Surface.ROTATION_270:
                orientation = ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT;
                break;
            default:
                Log.e(TAG, "Unknown screen orientation. Defaulting to " + "landscape.");
                orientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
                break;
        }
    }
    Log.v(TAG, "Orientation: " + orientation);
    return orientation;
}