android动态壁纸---线条(4)

                    // draw something
                    drawCube(c);
                    drawTouchPoint(c);
                }
            } finally {
                if (c != null) holder.unlockCanvasAndPost(c);
            }
            // Reschedule the next redraw
            mHandler.removeCallbacks(mDrawCube);
            if (mVisible) {
                mHandler.postDelayed(mDrawCube, 1000 / 25);
            }
        }
        /*
         * Draw a wireframe cube by drawing 12 3 dimensional lines between
         * adjacent corners of the cube
         */
        void drawCube(Canvas c) {
            c.save();
            c.translate(mCenterX, mCenterY);
            c.drawColor(0xff000000);
            drawLine(c, -400, -400, -400,  400, -400, -400);
            drawLine(c,  400, -400, -400,  400,  400, -400);
            drawLine(c,  400,  400, -400, -400,  400, -400);
            drawLine(c, -400,  400, -400, -400, -400, -400);
            drawLine(c, -400, -400,  400,  400, -400,  400);
            drawLine(c,  400, -400,  400,  400,  400,  400);
            drawLine(c,  400,  400,  400, -400,  400,  400);
            drawLine(c, -400,  400,  400, -400, -400,  400);