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Screen Shot 2014-11-17 at 9.45.31 AM

Android Canvas Draw text 顯示文字

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Screen Shot 2014-11-17 at 9.49.32 AM

Android Canvas Draw and Fill background color 背景塗色

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bitmap_font_string

Bitmap 顯示中文

admin-powenko

将文本写到Bitmap上,再作为贴图,则可实现文字输出.  文字绘制到Bitmap上的方法为:  String mstrTitle = "文字渲染到Bitmap!";  Bitmap bmp = Bitmap.createBitmap(256,256, Bitmap.Config.ARGB_8888);  //图象大小要根据文字大小算下,以和文本长度对应  Canvas canvasTemp = new Canvas(bmp);  canvasTemp.drawColor(Color.WHITE);  Paint p = new Paint();  String familyName ="宋体";  Typeface font = Typeface.create(familyName,Typeface.BOLD);  p.setColor(Color.RED);  p.setTypeface(font);  p.setTextSize(22);  canvasTemp.drawText(mstrTitle,0,100,p);  本例图是黑底红字我们可以用Bitmap.getPixel,和setPixel或getPixels,setPixels, 取得点的颜色,根据是否有点,将Alpha通道清空,获得透明的字. 模拟器上显示中文无问题,不知道手机对中文的支持如何. source code in ...

Screen Shot 2012-01-15 at 3.05.44 PM

PowenKo > Android > Canvas > bitmapmesh

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sample code: BitmapMesh share

Screen Shot 2014-11-17 at 9.50.11 AM

PowenKo > Android > canvas > change image

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sample code: Vertices share

Screen Shot 2011-12-19 at 2.21.53 PM

PowenKo, Android Tutorial 087-2, Canvas, Draw text

admin-powenko

below demo, how to use android Canvas to draw the text, and display different Font. reference: http://bestsiteinthemultiverse.com/2008/11/android-graphics-example/ http://www.helloandroid.com/tutorials/how-use-canvas-your-android-apps-part-2 http://www.helloandroid.com/tutorials/how-use-canvas-your-android-apps-part-2 share

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