EZGUI: 代码控制刷UIButton四态的贴图

/// <summary>
/// 新增物品Icon(不删除之前的icon)
/// </summary>
/// <param name="index">物品在packsprite中的index</param>
/// <param name="button">物品所在控件</param>
public void AddItemIcon(int index, AutoSpriteControlBase button, PackedSprite sprites)
{
SPRITE_FRAME mySpriteFrame = sprites.animations[0].GetFrame(index);
UVAnimation uiAnimation = button.animations[0];//0:normal  1:over  2:active  3:disable
uiAnimation.SetAnimFrame(0, mySpriteFrame);
// Update mesh UVs:
button.SetFrameInfo(mySpriteFrame);
}

/// <summary>
/// 更新物品Icon(替换icon)
/// </summary>
/// <param name="index">物品在packsprite中的index</param>
/// <param name="button">物品所在控件</param>
public void UpdateItemIcon(int index, AutoSpriteControlBase button, PackedSprite sprites)
{
SPRITE_FRAME mySpriteFrame = sprites.animations[0].GetFrame(index);
UVAnimation uiAnimation = button.GetCurAnim();
uiAnimation.SetAnimFrame(0, mySpriteFrame);
// Update mesh UVs:
button.SetFrameInfo(mySpriteFrame);

/// <summary>
/// 删除物品Icon
/// </summary>
/// <param name="index">物品在packsprite中的index</param>
/// <param name="button">物品所在控件</param>
public void DeleteItemIcon(int index, AutoSpriteControlBase button, PackedSprite sprite)
{
SPRITE_FRAME mySpriteFrame = sprite.animations[0].GetFrame(index);
UVAnimation uiAnimation = button.GetCurAnim();
uiAnimation.SetAnimFrame(0, mySpriteFrame);
button.SetFrameInfo(mySpriteFrame);
}

/// <summary>
/// 修改控件的某状态的图片 如：UIButton的四态
/// </summary>
/// <param name="index">状态索引</param>
/// <param name="frameData">sprite frame</param>
public void SetAnimFrame(int index, SPRITE_FRAME frameData)
{
Debug.LogError("frames.length=" + frames.Length);
if (index < frames.Length)
{
frames[index] = frameData;
}
}