t l4 = l1 * l3 + i2 * i4 + j2 * j4 + k2 * k4 >> 16;

l1 = word0 >> 4 & 0xf;

i2 = word1 >> 4 & 0xf;

j2 = word2 >> 4 & 0xf;

k2 = word3 >> 4 & 0xf;

int i5 = l1 * l3 + i2 * i4 + j2 * j4 + k2 * k4 >> 16;

l1 = word0 & 0xf;

i2 = word1 & 0xf;

j2 = word2 & 0xf;

k2 = word3 & 0xf;

int j5 = l1 * l3 + i2 * i4 + j2 * j4 + k2 * k4 >> 16;

return (short) ((k5 << 12) + (l4 << 8) + (i5 << 4) + j5);

}

/*
* 翻转
* @param count 在360度内翻转的个数
* @return 返回一个翻转后的精灵
*/
public Sprite rotate(int count) {

Sprite sprite = new Sprite();

short radius = 30;

if (width == 40 && height == 40)

radius = 57;

else if (width == 8 && height == 8)

radius = 12;

else if (width == 6 && height == 12)

radius = 14;

else if (width == 24 && height == 24)

radius = 34;

else if (width == 26 && height == 26)

radius = 27;

else if (width == 8 && height == 15)

radius = 17;

else if (width == 10 && height == 16)

radius = 19;

else if (width == 11 && height == 15)

radius = 19;

else
System.out.println("Wrong size: " + width + " " + width + " "

+ count);

sprite.width = radius;

sprite.height = radius;

sprite.numOfFrame = (byte)count;

sprite.pixels = new short[count][];

for (int j1 = 0; j1 < count; j1++) {

sprite.pixels[j1] = new short[sprite.width * sprite.height];

int k1 = j1 * (360 / count);

short l1 = width;

short i2 = height;

width = sprite.width;

height = sprite.height;

int j2 = width / 2;

int k2 = l1 / 2;

int l2 = i2 / 2;

int i3 = SIN_TABLE[k1 % 360] << 8;

int j3 = SIN_TABLE[(k1 + 90) % 360] << 8;

int k4 = 0;

int i4 = -j2 * j3;

int j4 = -j2 * i3;

for (int l4 = 0; l4 < sprite.pixels[j1].length; l4++)

sprite.pixels[j1][l4] = (short) (TRANSPARENT << 12);

for (int i5 = 0; i5 < height; i5++) {

int k3 = -j2 * j3;

int l3 = -j2 * i3;

for (int j5 = 0; j5 < width; j5++) {

//x

int k5 = (k3 - j4 >> 16) + k2;

//y

int l5 = (i4 + l3 >> 16) + l2;

if (k5 >= 0 && l5 >= 0 && l5 < i2 && k5 < l1)

sprite.pixels[j1][k4] = project(pixels[0], l1, i2,

(k3 - j4) + (k2 << 16), i4 + l3 + (l2 << 16));

k3 += j3;

l3 += i3;

k4++;

}

i4 += j3;

j4 += i3;

k4 -= width;

k4 += sprite.width;

}

height = i2;

width = l1;

}

return sprite;

}

/*
* 绘制精灵
* 在这里实现了Nokia的特有API
* 大家可以扩展该方法
* @param g
* @param x
* @param y
* @param manipulate
*/
public void draw(Graphics g, int x, int y, int manipulate) {

drawPixels(g, true, 0, width, x, y, width,

height, manipulate, 4444);

}

public void drawPixels(Graphics g, boolean transparency,

int offset, int scanlength, int x, int y, int width, int height,

int manipulation, int format) {

int l1 = map2Manipulation(manipulation);

int j1;

int k1;

if ((l1 & 4) != 0) {

j1 = height;

k1 = width;

} else {

j1 = width;

k1 = height;

}

short newPixels[] = new short [j1 * k1];

if(manipulation == 0){

newPixels = pixels[curFrame];

}