protected override void OnLayout(bool changed, int left, int top, int right, int bottom)
{
base.OnLayout(changed, left, top, right, bottom);
if (_oggetti == null || _articleView == null)
{
return;
}
float scale = (float)Width / (float)MSize.X;
_articleView.Layout(0, 0, right - left, bottom - top);
_articleView.BringToFront();
/*_bgView.Layout(-50, -50, right - left, bottom - top);
* moveToBack(_bgView);*/
if (!changed)
{
return;
}
var oggetti = _oggetti.Values.ToArray();
for (int j = 0; j < oggetti.Length; j++)
{
ObjView ov = (ObjView)oggetti[j];
RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams((int)((ov.Frame.Right - ov.Frame.Left) * scale), (int)((ov.Frame.Bottom - ov.Frame.Top) * scale));
lp.LeftMargin = (int)(ov.Frame.Left * scale);
lp.TopMargin = (int)(ov.Frame.Top * scale);
/*lp.Width = (int)((ov.Frame.Right - ov.Frame.Left) * scale);
* lp.Height = (int)((ov.Frame.Bottom - ov.Frame.Top) * scale);*/
ov.LayoutParameters = lp;
//ov.RequestLayout();
//ov.Invalidate();
/*ov.Layout((int)(ov.Frame.Left * scale),
* (int)(ov.Frame.Top * scale),
* (int)(ov.Frame.Right * scale),
* (int)(ov.Frame.Bottom * scale));*/
}
oggetti = null;
}
protected override void OnLayout(bool changed, int l, int t, int r, int b)
{
base.OnLayout(changed, l, t, r, b);
if (!_firstRun)
{
this.ScrollTo((int)_Scroller.ContentX, (int)_Scroller.ContentY);
_firstRun = true;
}
if (_objViews == null || _contentView == null || !changed)
{
return;
}
float scaleX = (float)Width / (float)_initFrame.Width;
float scaleY = (float)Height / (float)_initFrame.Height;
//float scale = System.Math.Min(scaleX, scaleY);
_zoom = System.Math.Min(scaleX, scaleY);
//_contentView.SetBackgroundColor(Android.Graphics.Color.Red);
//this.ScrollTo((int)(ScrollX * _zoom), (int)(ScrollY * _zoom));
var lp = new ViewGroup.LayoutParams(0, 0);
if (_contentView != null)
{
lp = _contentView.LayoutParameters;
lp.Width = (int)System.Math.Round(_ContentSize.Width * _zoom);
lp.Height = (int)System.Math.Round(_ContentSize.Height * _zoom);
_contentView.LayoutParameters = lp;
}
if (_backgroundView != null)
{
lp = _backgroundView.LayoutParameters;
lp.Width = (int)System.Math.Round(_ContentSize.Width * _zoom);
lp.Height = (int)System.Math.Round(_ContentSize.Height * _zoom);
_backgroundView.LayoutParameters = lp;
}
foreach (View view in _objViews.Values)
{
if (view == null)
{
continue;
}
ObjView ov = (ObjView)view;
RelativeLayout.LayoutParams rlp = new RelativeLayout.LayoutParams((int)System.Math.Round((ov.Frame.Right - ov.Frame.Left) * _zoom), (int)System.Math.Round((ov.Frame.Bottom - ov.Frame.Top) * _zoom));
rlp.LeftMargin = (int)System.Math.Round(ov.Frame.Left * _zoom);
rlp.TopMargin = (int)System.Math.Round(ov.Frame.Top * _zoom);
rlp.Width = (int)System.Math.Round((ov.Frame.Right - ov.Frame.Left) * _zoom);
rlp.Height = (int)System.Math.Round((ov.Frame.Bottom - ov.Frame.Top) * _zoom);
ov.LayoutParameters = rlp;
}
//int a = mScroller.CurrX;
//int scrollDeltaX = ComputeScrollDeltaToGetChildRectOnScreen(new Rect((int)(_contentX * _zoom), (int)(_contentX * _zoom), lp.Width, lp.Height));
Log.Info(TAG, "Scroll x=" + mScroller.CurrX + " y=" + mScroller.CurrY);
//SmoothScrollBy(scrollDeltaX, scrollDeltaX);
}
public void ToggleObject(string direction)
{
ObjView parent = this.Parent as ObjView;
//parent.SetBackgroundColor(Android.Graphics.Color.Red);
RectangleF frame = new RectangleF(this.GetX(), this.GetY(), this.Width, this.Height); //this._initFrame;
RectangleF sFrame = new RectangleF(parent.GetX(), parent.GetY(), parent.Width, parent.Height);
System.Drawing.Point offset = new System.Drawing.Point(ComputeHorizontalScrollOffset(), ComputeVerticalScrollOffset());
if (!_Opened)
{
_openedDirection = direction;
}
else
{
direction = _openedDirection;
}
switch (direction)
{
case "top":
if (_Opened)
{
frame.Height = _initFrame.Height * _zoom;
sFrame.Height = _initFrame.Height * _zoom;
sFrame.Y = _parentFrame.Y * _zoom; //_parentFrame.Y;
_Opened = false;
}
else
{
float contentH = ComputeVerticalScrollRange() > 0 ? ComputeVerticalScrollRange() : _ContentSize.Height;
frame.Height = sFrame.Height = contentH;
sFrame.Y -= contentH - _initFrame.Height;
_Opened = true;
}
break;
case "bottom":
if (_Opened)
{
frame.Height = _initFrame.Height * _zoom;
sFrame.Height = _initFrame.Height * _zoom;
offset.Y = (int)_contentY;
_Opened = false;
}
else
{
float contentH = ComputeVerticalScrollRange() > 0 ? ComputeVerticalScrollRange() : _ContentSize.Height;
frame.Height = sFrame.Height = contentH;
offset.Y = (int)_Scroller.ContentY;
/*RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams((int)frame.Width, (int)frame.Height);
* lp.LeftMargin = (int)frame.X;
* lp.TopMargin = (int)frame.Y;
* this.LayoutParameters = lp;*/
//this.ContentOffset = offset;
ScrollTo(offset.X, offset.Y);
offset.Y = 0;
_Opened = true;
}
break;
case "left":
if (_Opened)
{
frame.Width = _initFrame.Width * _zoom;
sFrame.Width = _initFrame.Width * _zoom;
sFrame.X = _parentFrame.X * _zoom;
_Opened = false;
}
else
{
float contentW = ComputeHorizontalScrollRange() > 0 ? ComputeHorizontalScrollRange() : _ContentSize.Width;
frame.Width = sFrame.Width = contentW;
sFrame.X -= (contentW - _initFrame.Width);
_Opened = true;
}
break;
case "right":
if (_Opened)
{
frame.Width = _initFrame.Width * _zoom;
sFrame.Width = _initFrame.Width * _zoom;
offset.X = (int)(_contentX * _zoom);
_Opened = false;
}
else
{
float contentW = ComputeHorizontalScrollRange() > 0 ? ComputeHorizontalScrollRange() : _ContentSize.Width;
frame.Width = sFrame.Width = contentW;
offset.X = (int)(_Scroller.ContentX * _zoom);
offset.X = 0;
_Opened = true;
}
break;
default:
break;
}
//TransformAnimation animation = new TransformAnimation(parent, sFrame);
/*TransformAnimation animation = new TransformAnimation(parent, sFrame, p =>
* {
* float deltaOffsetX = offset.X - ComputeHorizontalScrollOffset();
* float deltaOffsetY = offset.Y - ComputeVerticalScrollOffset();
*
* int offX = (int)(ComputeHorizontalScrollOffset() + deltaOffsetX * (float)p);
* int offY = (int)(ComputeVerticalScrollOffset() + deltaOffsetY * (float)p);
*
* this.ScrollTo(offX, offY);
*
* float deltaW = sFrame.Width - parent.Width;
* float deltaH = sFrame.Height - parent.Height;
* float deltaX = sFrame.X - parent.GetX();
* float deltaY = sFrame.Y - parent.GetY();
*
* int w = (int)(parent.Width + deltaW * ((float)p));
* int h = (int)(parent.Height + deltaH * ((float)p));
* int x = (int)(parent.GetX() + deltaX * ((float)p));
* int y = (int)(parent.GetY() + deltaY * ((float)p));
*
* RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(w, h);
* lp.LeftMargin = x;
* lp.TopMargin = y;
*
* parent.LayoutParameters = lp;
* });
*
* animation.FillAfter = true;
* animation.Duration = 500;
* animation.Interpolator = new AccelerateInterpolator(1);
* parent.Animation = animation;
*
* _animating = true;
* animation.AnimationEnd += delegate
* {
* parent.Frame = new Rect((int)(sFrame.Left/_zoom), (int)(sFrame.Top/_zoom), (int)(sFrame.Right/_zoom), (int)(sFrame.Bottom/_zoom));
* };
*
* animation.StartNow ();*/
RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams((int)sFrame.Width, (int)sFrame.Height);
lp.LeftMargin = (int)sFrame.Left;
lp.TopMargin = (int)sFrame.Top;
parent.LayoutParameters = lp;
parent.Frame = new Rect((int)(sFrame.Left / _zoom), (int)(sFrame.Top / _zoom), (int)(sFrame.Right / _zoom), (int)(sFrame.Bottom / _zoom));
PostDelayed(() =>
{
this.ScrollTo(offset.X, offset.Y);
}, 1);
}