// 将锚点设置到相对于父节点的中心,并且大小不改变
protected void setToNearParentCenterFixedSize()
{
Vector3[] sides = null;
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
if (parentRect == null)
{
sides = getSides(null);
}
else
{
sides = getSides(parentRect.gameObject);
}
for (int i = 0; i < 4; ++i)
{
mAnchorPoint[i].setRelative(0.0f);
if (i == 0 || i == 2)
{
mAnchorPoint[i].setAbsolute(sides[i].x);
}
else
{
mAnchorPoint[i].setAbsolute(sides[i].y);
}
}
}
//------------------------------------------------------------------------------------------------------------------------------------------
public Vector3[] getLocalMinMaxPixelPos()
{
// 获得第一个带widget的父节点的rect
UIRect rect = WidgetUtility.findParentRect(mObject);
Vector2 parentWidgetSize = WidgetUtility.getRectSize(rect);
// 计算父节点的世界缩放
Vector3 worldScale = getMatrixScale(mTransform.parent.localToWorldMatrix);
txUIObject root = mLayout.isNGUI() ? mLayoutManager.getNGUIRoot() : mLayoutManager.getUGUIRoot();
Vector3 uiRootScale = root.getTransform().localScale;
Vector2 parentScale = new Vector2(worldScale.x / uiRootScale.x, worldScale.y / uiRootScale.y);
// 计算移动的位置范围
Vector2 minPos = new Vector2(parentWidgetSize.x / 2.0f * mMinRelativePos.x / parentScale.x, parentWidgetSize.y / 2.0f * mMinRelativePos.y / parentScale.y);
Vector2 maxPos = new Vector2(parentWidgetSize.x / 2.0f * mMaxRelativePos.x / parentScale.x, parentWidgetSize.y / 2.0f * mMaxRelativePos.y / parentScale.y);
if (mClampType == CLAMP_TYPE.CT_EDGE)
{
Vector2 thisSize = getWindowSize(true);
minPos += thisSize / 2.0f;
maxPos -= thisSize / 2.0f;
if (!mClampInner)
{
swap(ref minPos, ref maxPos);
}
}
else if (mClampType == CLAMP_TYPE.CT_CENTER)
{
}
return(new Vector3[2] {
minPos, maxPos
});
}
protected void updateRect(bool force = false)
{
if (!force && !mDirty)
{
return;
}
mDirty = false;
float width = 0.0f;
float height = 0.0f;
Vector3 pos = Vector3.zero;
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
if (parentRect != null)
{
GameObject parent = parentRect.gameObject;
mParentSides = WidgetUtility.getParentSides(parent);
float thisLeft = mAnchorPoint[0].mRelative * mParentSides[2].x + mAnchorPoint[0].mAbsolute;
float thisRight = mAnchorPoint[2].mRelative * mParentSides[2].x + mAnchorPoint[2].mAbsolute;
float thisTop = mAnchorPoint[1].mRelative * mParentSides[1].y + mAnchorPoint[1].mAbsolute;
float thisBottom = mAnchorPoint[3].mRelative * mParentSides[1].y + mAnchorPoint[3].mAbsolute;
width = thisRight - thisLeft;
height = thisTop - thisBottom;
pos.x = (thisRight + thisLeft) / 2.0f;
pos.y = (thisTop + thisBottom) / 2.0f;
}
else
{
width = mAnchorPoint[2].mAbsolute - mAnchorPoint[0].mAbsolute;
height = mAnchorPoint[1].mAbsolute - mAnchorPoint[3].mAbsolute;
}
if (width < 0)
{
UnityUtility.logError("width error in anchor!");
}
if (height < 0)
{
UnityUtility.logError("height error in anchor!");
}
UIWidget thisWidget = WidgetUtility.getGameObjectWidget(gameObject);
// 没有widget则是panel,panel是没有宽高的
if (thisWidget != null)
{
thisWidget.width = (int)(width + 0.5f);
thisWidget.height = (int)(height + 0.5f);
}
Transform thisTrans = gameObject.transform;
thisTrans.localPosition = pos;
}
// 将锚点设置到相对于父节点的中心,并且各边界距离父节点对应边界占的比例固定,但是如果父节点为空,则只能固定大小
protected void setToNearParentCenterScaleSize()
{
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
if (parentRect == null)
{
Vector3[] sides = getSides(null);
for (int i = 0; i < 4; ++i)
{
mAnchorPoint[i].setRelative(0.0f);
if (i == 0 || i == 2)
{
mAnchorPoint[i].setAbsolute(sides[i].x);
}
else
{
mAnchorPoint[i].setAbsolute(sides[i].y);
}
}
}
else
{
GameObject parent = parentRect.gameObject;
Vector3[] sides = getSides(parent);
Vector3[] parentSides = WidgetUtility.getParentSides(parent);
for (int i = 0; i < 4; ++i)
{
mAnchorPoint[i].setAbsolute(0.0f);
if (i == 0 || i == 2)
{
mAnchorPoint[i].setRelative(sides[i].x / parentSides[2].x);
}
else
{
mAnchorPoint[i].setRelative(sides[i].x / parentSides[1].y);
}
}
}
}
static void Calculation()
{
if (Selection.activeGameObject == null)
{
return;
}
ScaleAnchor anchor = Selection.activeGameObject.GetComponent <ScaleAnchor>();
if (anchor == null)
{
return;
}
var obj = Selection.activeGameObject;
Vector2 thisPos = obj.transform.localPosition;
// 获取父物体的属性
UIRect parentRect = WidgetUtility.findParentRect(obj);
Vector2 parentSize = WidgetUtility.getRectSize(parentRect);
// 计算
anchor.mHorizontalRelativePos = thisPos.x / parentSize.x * 2;
anchor.mVerticalRelativePos = thisPos.y / parentSize.y * 2;
// 设置成自定义方式
anchor.mPadding = PADDING_STYLE.PS_CUSTOM_VALUE;
}
public override void update(float elapsedTime)
{
base.update(elapsedTime);
if (mMouseDown && mDragingCallback != null)
{
mDragingCallback();
}
if (mMoveSpeed > 0.0f)
{
// 只有鼠标未按下时才衰减速度
if (!mMouseDown)
{
mMoveSpeed = lerp(mMoveSpeed, 0.0f, elapsedTime * 5.0f, 0.01f);
}
Vector3 curPosition = getPosition();
curPosition += mMoveNormal * mMoveSpeed * mMoveSpeedScale * elapsedTime;
// 获得第一个带widget的父节点的rect
UIRect rect = WidgetUtility.findParentRect(mObject);
Vector2 parentWidgetSize = WidgetUtility.getRectSize(rect);
// 计算父节点的世界缩放
Vector3 worldScale = getMatrixScale(mTransform.parent.localToWorldMatrix);
txUIObject root = mLayout.isNGUI() ? mLayoutManager.getNGUIRoot() : mLayoutManager.getUGUIRoot();
Vector3 uiRootScale = root.getTransform().localScale;
Vector2 parentScale = new Vector2(worldScale.x / uiRootScale.x, worldScale.y / uiRootScale.y);
// 计算移动的位置范围
Vector2 minPos = new Vector2(parentWidgetSize.x / 2.0f * mMinPos.x, parentWidgetSize.y / 2.0f * mMinPos.y);
Vector2 maxPos = new Vector2(parentWidgetSize.x / 2.0f * mMaxPos.x, parentWidgetSize.y / 2.0f * mMaxPos.y);
Vector2 thisSize = getWindowSize(true);
float minX = (minPos.x - thisSize.x / 2.0f) / parentScale.x;
float maxX = (maxPos.x + thisSize.x / 2.0f) / parentScale.x;
float minY = (minPos.y - thisSize.y / 2.0f) / parentScale.y;
float maxY = (maxPos.y + thisSize.y / 2.0f) / parentScale.y;
if (mDragDirection == DRAG_DIRECTION.DD_HORIZONTAL || mDragDirection == DRAG_DIRECTION.DD_FREE)
{
// 有可以滑动范围时需要限定在一定范围
if (minX <= maxX)
{
clamp(ref curPosition.x, minX, maxX);
}
// 不能滑动时,固定位置
else
{
curPosition.x = getPosition().x;
}
}
if (mDragDirection == DRAG_DIRECTION.DD_VERTICAL || mDragDirection == DRAG_DIRECTION.DD_FREE)
{
// 有可以滑动范围时需要限定在一定范围
if (minY <= maxY)
{
clamp(ref curPosition.y, minY, maxY);
}
// 不能滑动时,固定位置
else
{
curPosition.y = getPosition().y;
}
}
setLocalPosition(curPosition);
}
}
// 停靠父节点的指定边界,并且大小不改变,0,1,2,3表示左上右下
protected void setToPaddingParentSide(NEAR_SIDE side)
{
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
if (parentRect == null)
{
Vector3[] sides = getSides(null);
for (int i = 0; i < 4; ++i)
{
mAnchorPoint[i].setRelative(0.0f);
if (i == 0 || i == 2)
{
mAnchorPoint[i].setAbsolute(sides[i].x);
}
else
{
mAnchorPoint[i].setAbsolute(sides[i].y);
}
}
}
else
{
GameObject parent = parentRect.gameObject;
Vector3[] sides = getSides(parent);
Vector3[] parentSides = WidgetUtility.getParentSides(parent);
// 相对于左右边界
if (side == NEAR_SIDE.NS_LEFT || side == NEAR_SIDE.NS_RIGHT)
{
for (int i = 0; i < 4; ++i)
{
if (i == 0 || i == 2)
{
mAnchorPoint[i].setRelative((side == NEAR_SIDE.NS_LEFT) ? -1.0f : 1.0f);
mAnchorPoint[i].setAbsolute(sides[i].x - parentSides[(int)side].x);
}
else
{
mAnchorPoint[i].setRelative(0.0f);
mAnchorPoint[i].setAbsolute(sides[i].y);
}
}
}
// 相对于上下边界
else if (side == NEAR_SIDE.NS_TOP || side == NEAR_SIDE.NS_BOTTOM)
{
for (int i = 0; i < 4; ++i)
{
if (i == 0 || i == 2)
{
mAnchorPoint[i].setRelative(0.0f);
mAnchorPoint[i].setAbsolute(sides[i].x);
}
else
{
mAnchorPoint[i].setRelative((side == NEAR_SIDE.NS_TOP) ? 1.0f : -1.0f);
mAnchorPoint[i].setAbsolute(sides[i].y - parentSides[(int)side].y);
}
}
}
}
}
//------------------------------------------------------------------------------------------------------------------------------------------------
// 将锚点设置到距离相对于父节点最近的边,并且各边界到父节点对应边界的距离固定不变
protected void setToNearParentSides()
{
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
if (parentRect == null)
{
Vector3[] sides = getSides(null);
for (int i = 0; i < 4; ++i)
{
mAnchorPoint[i].setRelative(0.0f);
if (i == 0 || i == 2)
{
mAnchorPoint[i].setAbsolute(MathUtility.getLength(sides[i]));
}
else if (i == 1 || i == 3)
{
mAnchorPoint[i].setAbsolute(MathUtility.getLength(sides[i]));
}
}
return;
}
else
{
GameObject parent = parentRect.gameObject;
Vector3[] sides = getSides(parent);
Vector3[] parentSides = WidgetUtility.getParentSides(parent);
for (int i = 0; i < 4; ++i)
{
if (i == 0 || i == 2)
{
float relativeLeft = sides[i].x - parentSides[0].x;
float relativeCenter = sides[i].x;
float relativeRight = sides[i].x - parentSides[2].x;
float disToLeft = Mathf.Abs(relativeLeft);
float disToCenter = Mathf.Abs(relativeCenter);
float disToRight = Mathf.Abs(relativeRight);
// 靠近左边
if (disToLeft < disToCenter && disToLeft < disToRight)
{
mAnchorPoint[i].setRelative(-1.0f);
mAnchorPoint[i].setAbsolute(relativeLeft);
}
// 靠近右边
else if (disToRight < disToLeft && disToRight < disToCenter)
{
mAnchorPoint[i].setRelative(1.0f);
mAnchorPoint[i].setAbsolute(relativeRight);
}
// 靠近中心
else
{
mAnchorPoint[i].setRelative(0.0f);
mAnchorPoint[i].setAbsolute(relativeCenter);
}
}
else if (i == 1 || i == 3)
{
float relativeTop = sides[i].y - parentSides[1].y;
float relativeCenter = sides[i].y;
float relativeBottom = sides[i].y - parentSides[3].y;
float disToTop = Mathf.Abs(relativeTop);
float disToCenter = Mathf.Abs(relativeCenter);
float disToBottom = Mathf.Abs(relativeBottom);
// 靠近顶部
if (disToTop < disToCenter && disToTop < disToBottom)
{
mAnchorPoint[i].setRelative(1.0f);
mAnchorPoint[i].setAbsolute(relativeTop);
}
// 靠近底部
else if (disToBottom < disToTop && disToBottom < disToCenter)
{
mAnchorPoint[i].setRelative(-1.0f);
mAnchorPoint[i].setAbsolute(relativeBottom);
}
// 靠近中心
else
{
mAnchorPoint[i].setRelative(0.0f);
mAnchorPoint[i].setAbsolute(relativeCenter);
}
}
}
}
}
//------------------------------------------------------------------------------------------------------------------------------------------------
protected void updateRect(bool force = false)
{
if (mRoot == null || !force && !mDirty)
{
return;
}
mDirty = false;
mWidthScale = mHorizontalScale;
mHeightScale = mVerticalScale;
if (mKeepAspect)
{
if (mAspectBase == ASPECT_BASE.AB_USE_HEIGHT_SCALE)
{
mWidthScale = mVerticalScale;
}
else if (mAspectBase == ASPECT_BASE.AB_USE_WIDTH_SCALE)
{
mHeightScale = mHorizontalScale;
}
}
float thisWidth = 0.0f;
float thisHeight = 0.0f;
UIWidget thisWidget = WidgetUtility.getGameObjectWidget(gameObject);
if (thisWidget != null)
{
thisWidth = mOriginWidth * mWidthScale;
thisHeight = mOriginHeight * mHeightScale;
thisWidget.width = (int)(thisWidth + 0.5f);
thisWidget.height = (int)(thisHeight + 0.5f);
}
if (mPadding == PADDING_STYLE.PS_NONE)
{
mPosXScale = mWidthScale;
mPosYScale = mHeightScale;
gameObject.transform.localPosition = new Vector3(mOriginPos.x * mPosXScale, mOriginPos.y * mPosYScale, mOriginPos.z);
}
else
{
// 只有在刷新时才能确定父节点,所以父节点需要实时获取
UIRect parentRect = WidgetUtility.findParentRect(gameObject);
Vector2 parentSize = WidgetUtility.getRectSize(parentRect);
// hori为-1表示窗口坐标在父窗口的左侧边界上,为1表示在右侧边界上
if (mPadding == PADDING_STYLE.PS_LEFT || mPadding == PADDING_STYLE.PS_LEFT_BOTTOM || mPadding == PADDING_STYLE.PS_LEFT_TOP)
{
mHorizontalRelativePos = -(parentSize.x - thisWidth) / (parentSize.x);
}
else if (mPadding == PADDING_STYLE.PS_RIGHT || mPadding == PADDING_STYLE.PS_RIGHT_BOTTOM || mPadding == PADDING_STYLE.PS_RIGHT_TOP)
{
mHorizontalRelativePos = (parentSize.x - thisWidth) / (parentSize.x);
}
else if (mPadding != PADDING_STYLE.PS_CUSTOM_VALUE)
{
mHorizontalRelativePos = mOriginPos.x / (parentSize.x / 2.0f);
}
if (mPadding == PADDING_STYLE.PS_TOP || mPadding == PADDING_STYLE.PS_LEFT_TOP || mPadding == PADDING_STYLE.PS_RIGHT_TOP)
{
mVerticalRelativePos = (parentSize.y - thisHeight) / (parentSize.y);
}
else if (mPadding == PADDING_STYLE.PS_BOTTOM || mPadding == PADDING_STYLE.PS_LEFT_BOTTOM || mPadding == PADDING_STYLE.PS_RIGHT_BOTTOM)
{
mVerticalRelativePos = -(parentSize.y - thisHeight) / (parentSize.y);
}
else if (mPadding != PADDING_STYLE.PS_CUSTOM_VALUE)
{
mVerticalRelativePos = mOriginPos.y / (parentSize.y / 2.0f);
}
Vector3 pos = mOriginPos;
pos.x = mHorizontalRelativePos * (parentSize.x / 2.0f);
pos.y = mVerticalRelativePos * (parentSize.y / 2.0f);
gameObject.transform.localPosition = pos;
}
// 如果有UIGrid组件,则需要调整UIGrid中的排列间隔
UIGrid grid = gameObject.GetComponent <UIGrid>();
if (gameObject.GetComponent <UIGrid>() != null)
{
grid.cellHeight *= mHeightScale;
grid.cellWidth *= mWidthScale;
}
}