-
Notifications
You must be signed in to change notification settings - Fork 170
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
f7910ad
commit bd35f2e
Showing
10 changed files
with
157 additions
and
9 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Binary file not shown.
Binary file not shown.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
101 changes: 101 additions & 0 deletions
101
panolibrary/src/main/java/com/martin/ads/vrlib/utils/TextImageGenerator.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package com.martin.ads.vrlib.utils; | ||
|
|
||
| import android.graphics.Bitmap; | ||
| import android.graphics.Canvas; | ||
| import android.graphics.Color; | ||
| import android.graphics.Paint; | ||
| import android.graphics.Typeface; | ||
|
|
||
| /** | ||
| * Created by Ads on 2017/4/6. | ||
| */ | ||
|
|
||
| /** | ||
| TextImageGenerator.newInstance() | ||
| .setPadding(25) | ||
| .setTextColor(Color.WHITE) | ||
| .setBackgroundColor(Color.TRANSPARENT) | ||
| .setTypeface(Typeface.createFromAsset(context.getAssets(), "fonts/font_26.ttf")) | ||
| .setTextSize(25) | ||
| .addTextToImage("I'm text. 我是文字") | ||
| */ | ||
| public class TextImageGenerator { | ||
| private int textSize; | ||
| private int textColor; | ||
| private int padding; | ||
| private int backgroundColor; | ||
| private Typeface typeface; | ||
|
|
||
| private TextImageGenerator() { | ||
| textSize=15; | ||
| textColor= Color.TRANSPARENT; | ||
| padding=15; | ||
| backgroundColor=Color.BLACK; | ||
| typeface=null; | ||
| } | ||
|
|
||
| public static TextImageGenerator newInstance(){ | ||
| return new TextImageGenerator(); | ||
| } | ||
|
|
||
| public Bitmap addTextToImage(String text) { | ||
| Paint paint = new Paint(); | ||
| paint.setColor(textColor); | ||
| paint.setTypeface(typeface); | ||
| paint.setAntiAlias(true); | ||
| paint.setFilterBitmap(true); | ||
| paint.setTextSize(textSize); | ||
|
|
||
| float textWidth=getTextWidth(paint,text); | ||
| float textHeight=getTextHeight(paint); | ||
| int imgWidth=(int)Math.ceil(textWidth)+padding; | ||
| int imgHeight=(int)Math.ceil(textHeight)+padding; | ||
| Bitmap resultBmp = Bitmap.createBitmap(imgWidth, imgHeight, Bitmap.Config.ARGB_8888); | ||
| Canvas canvas = new Canvas(resultBmp); | ||
| canvas.drawColor(backgroundColor); | ||
|
|
||
| float tX = (imgWidth-textWidth)/2; | ||
| float tY = (imgHeight - textHeight)/2+getFontLeading(paint); | ||
| canvas.drawText(text,tX,tY,paint); | ||
| return resultBmp; | ||
| } | ||
|
|
||
| public static float getTextWidth(Paint paint, String str) { | ||
| return paint.measureText(str); | ||
| } | ||
|
|
||
| public static float getTextHeight(Paint paint) { | ||
| Paint.FontMetrics fm = paint.getFontMetrics(); | ||
| return fm.descent - fm.ascent; | ||
| } | ||
|
|
||
| public static float getFontLeading(Paint paint) { | ||
| Paint.FontMetrics fm = paint.getFontMetrics(); | ||
| return fm.leading- fm.ascent; | ||
| } | ||
|
|
||
| public TextImageGenerator setTextSize(int textSize) { | ||
| this.textSize = textSize; | ||
| return this; | ||
| } | ||
|
|
||
| public TextImageGenerator setTextColor(int textColor) { | ||
| this.textColor = textColor; | ||
| return this; | ||
| } | ||
|
|
||
| public TextImageGenerator setPadding(int padding) { | ||
| this.padding = padding; | ||
| return this; | ||
| } | ||
|
|
||
| public TextImageGenerator setBackgroundColor(int backgroundColor) { | ||
| this.backgroundColor = backgroundColor; | ||
| return this; | ||
| } | ||
|
|
||
| public TextImageGenerator setTypeface(Typeface typeface) { | ||
| this.typeface = typeface; | ||
| return this; | ||
| } | ||
| } |