Example usage for android.graphics Paint getFontMetrics

Introduction

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

Prototype

public FontMetrics getFontMetrics()

Source Link

Document

Allocates a new FontMetrics object, and then calls getFontMetrics(fm) with it, returning the object.

Usage

From source file:Main.java

public static float getYOfDrawText(Paint p, float centerY) {
    FontMetrics metrics = p.getFontMetrics();
    return centerY - (metrics.top + (metrics.bottom - metrics.top) / 2);
}

From source file:Main.java

/**
 *
 * @param paint//from ww  w .j  a  v a  2 s  . c o  m
 * @param cellHeight
 * @return
 */
public static float getTextFitY(Paint paint, float cellHeight) {
    Paint.FontMetrics fm = paint.getFontMetrics();
    float textHeight = (float) (Math.ceil(fm.descent - fm.ascent) + 2f);
    return (cellHeight + textHeight) / 2 - fm.bottom;
}

From source file:Main.java

public static int getFontHeight(float fontSize) {
    Paint paint = new Paint();
    paint.setTextSize(fontSize);//w w w . j  a  v a  2  s  .  c  o m
    Paint.FontMetrics fm = paint.getFontMetrics();
    return (int) Math.ceil(fm.descent - fm.top) + 2;
}

From source file:Main.java

private static int getFontHeight(TextView tv) {
    Paint paint = new Paint();
    paint.setTextSize(tv.getTextSize());
    Paint.FontMetrics fm = paint.getFontMetrics();
    return (int) Math.ceil(fm.bottom - fm.top);
}

From source file:Main.java

public static int getFontHeight(TextView textView) {
    Paint paint = new Paint();
    paint.setTextSize(textView.getTextSize());
    Paint.FontMetrics fm = paint.getFontMetrics();
    return (int) Math.ceil(fm.bottom - fm.top);
}

From source file:Main.java

public static float calcYWhenTextAlignCenter(int aCanvasHeight, Paint aPaint) {
    if (aPaint == null) {
        return 0;
    }//from  ww  w.  j a  v a  2s .c  o m

    final float fontHeight = aPaint.getFontMetrics().bottom - aPaint.getFontMetrics().top;
    return ((aCanvasHeight - fontHeight) / 2 - aPaint.getFontMetrics().top);
}

From source file:Main.java

public static int measureTextHeight(int textsize) {
    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setTextSize(textsize);//from ww w  .  j  a va2 s  .c om
    Paint.FontMetrics metrics = paint.getFontMetrics();
    return (int) Math.ceil(metrics.descent - metrics.ascent);
}

From source file:info.papdt.blacklight.support.Utility.java

public static int getFontHeight(Context context, float fontSize) {
    // Convert Dp To Px
    float px = context.getResources().getDisplayMetrics().density * fontSize + 0.5f;

    // Use Paint to get font height
    Paint p = new Paint();
    p.setTextSize(px);//from w ww  .  j  av a  2 s .c o  m
    FontMetrics fm = p.getFontMetrics();
    return (int) Math.ceil(fm.descent - fm.ascent);
}

From source file:com.atwal.wakeup.battery.util.Utilities.java

/**
 * Calculates the height of a given string at a specific text size.
 *//*from   ww w .j  a  v a  2 s . c o  m*/
public static float calculateTextHeight(float textSizePx) {
    Paint p = new Paint();
    p.setTextSize(textSizePx);
    Paint.FontMetrics fm = p.getFontMetrics();
    return -fm.top + fm.bottom;
}

From source file:com.camnter.easyrecyclerviewsidebar.EasyRecyclerViewSidebar.java

/**
 * @param paint paint//from w ww  .j av  a2s.  c o  m
 * @param text text
 * @return float[] [0]=width [1]=height
 */
private float[] measureText(Paint paint, String text) {
    float[] property = new float[2];
    property[0] = paint.measureText(text);
    Paint.FontMetrics fontMetrics = paint.getFontMetrics();
    property[1] = fontMetrics.descent - fontMetrics.ascent + fontMetrics.leading;
    return property;
}