android 绘画网格图片
16lz
2021-01-23
public static Bitmap drawBackground(int cellSize, int height, int widht) {Bitmap bitmap = Bitmap.createBitmap(widht, height, Config.ARGB_8888);Canvas cv = new Canvas(bitmap);Paint background = new Paint();background.setColor(BACKGROUND_COLOR);cv.drawRect(0, 0, widht, height, background);background.setAntiAlias(true);background.setColor(LINE_COLOR);for (int i = 0; i < widht / cellSize; i++) {cv.drawLine(cellSize * i, 0, cellSize * i, height, background);}for (int i = 0; i < height / cellSize; i++) {cv.drawLine(0, cellSize * i, widht, cellSize * i, background);}return bitmap;}
其中 :public static int BACKGROUND_COLOR = Color.argb(255, 128, 128, 128);
private static int LINE_COLOR = Color.argb(255, 154,154,154);
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