我试图找到一个解决方案,但所有的努力都是徒劳的,主要原因是创建Bitmap然后用它来绘制文本,就像在iphone音乐应用程序上,如果在audiofile中没有嵌入的图片,如: enter link description here
public static Bitmap drawText(String text, int textWidth, int textSize, int width, int height) {
// Get text dimensions
TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG
| Paint.LINEAR_TEXT_FLAG);
textPaint.setStyle(Paint.Style.FILL);
textPaint.setColor(Color.BLACK);
textPaint.setTextSize(textSize);
StaticLayout mTextLayout = new StaticLayout(text, textPaint,
textWidth, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
// Create bitmap and canvas to draw to
Bitmap b = Bitmap.createBitmap(width, height, RGB_565);
Canvas c = new Canvas(b);
// Draw background
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG
| Paint.LINEAR_TEXT_FLAG);
paint.setStyle(Paint.Style.FILL);
paint.setColor(Color.WHITE);
c.drawPaint(paint);
// Draw text
c.save();
c.translate(0, 0);
mTextLayout.draw(c);
c.restore();
return b;
}
位图b = Bitmap.createBitmap(width,height,RGB_565); 发动致命异常
E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.a1.musicplayer, PID: 2253
java.lang.IllegalArgumentException: unknown bitmap configuration
at android.graphics.Bitmap.nativeCreate(Native Method)
at android.graphics.Bitmap.createBitmap(Bitmap.java:879)
at android.graphics.Bitmap.createBitmap(Bitmap.java:856)
at android.graphics.Bitmap.createBitmap(Bitmap.java:823)
at com.example.a1.musicplayer.SongAdapter.drawText(SongAdapter.java:116)
at com.example.a1.musicplayer.SongAdapter.getView(SongAdapter.java:84)
at android.widget.AbsListView.obtainView(AbsListView.java:2360)
at android.widget.ListView.makeAndAddView(ListView.java:1972)
at android.widget.ListView.fillDown(ListView.java:704)
at android.widget.ListView.fillFromTop(ListView.java:765)
at android.widget.ListView.layoutChildren(ListView.java:1744)
at android.widget.AbsListView.onLayout(AbsListView.java:2161)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1741)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1585)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1494)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1741)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1585)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1494)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17520)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at
我已尝试过所有配置,但结果是一样的。