public int HandleClick(Point mousePosition)
{
if (null == visibleMenuItems || (visibleMenuItems.Count <= 0))
{
return(-1);
}
mousePosition.X -= radialMenuVisual.Transform.Value.OffsetX;
mousePosition.Y -= radialMenuVisual.Transform.Value.OffsetY;
if (upScroller != null && downScroller != null)
{
Scroller tempScroller = new Scroller(ScrollerType.None);
bool result = ScrollerHitTest(mousePosition, out tempScroller);
if (tempScroller.Type == ScrollerType.Up)
{
this.HandleScrollUp();
return(0);
}
else if (tempScroller.Type == ScrollerType.Down)
{
this.HandleScrollDown();
return(0);
}
}
if (IsWithinHitTestRegion(mousePosition) == false)
{
return(-1);
}
int itemIndex;
double min;
GetClosestItemToAnchor(out itemIndex, out min);
MenuItemInfo item = visibleMenuItems.ElementAt(itemIndex);
Point temp;
int tempId;
HandleMouseMove(mousePosition, out temp, out tempId);
return(item.MenuId);
}
private bool ScrollerHitTest(Point mousePosition, out Scroller hitScroller)
{
//hitScroller.state = ScrollerStates.None;
//hitScroller.Position = new Point();
bool result = false;
Point pt = upScroller.position;
hitScroller = new Scroller(ScrollerType.None);
if (IsWithinSrollerRegion(pt, mousePosition))
{
hitScroller = upScroller;
result = true;
}
pt = downScroller.position;
if (IsWithinSrollerRegion(pt, mousePosition))
{
hitScroller = downScroller;
result = true;
}
return(result);
}
private void DrawScroller(DrawingContext context, Scroller tempScroller)
{
if (upScroller.state == ScrollerStates.None || downScroller.state == ScrollerStates.None)
{
return;
}
double width = 20;
double height = 10;
Rect rect = new Rect();
rect.Size = new Size(width, height);
Point center = tempScroller.position;
center.Offset(-width / 2, -height / 2);
rect.Location = center;
Brush b = Brushes.White;
if (tempScroller.state == ScrollerStates.Hovered)
{
b = Brushes.Red;
}
else if (tempScroller.state == ScrollerStates.Edge)
{
b = Brushes.Blue;
}
else if (tempScroller.state == ScrollerStates.Normal)
{
b = Brushes.Green;
}
context.DrawRectangle(b, null, rect);
Rect r = new Rect(tempScroller.position, new Size(1, 1));
context.DrawRectangle(Brushes.Black, null, r);
}
private void ValidateScrollers()
{
//Checks to see if scrollers are required or not
if (reducedList.Count > Configurations.RadialMenuMaxItems)
{
upScroller = new Scroller(ScrollerType.Up);
downScroller = new Scroller(ScrollerType.Down);
GetScrollerPosition(out upScroller.position, out downScroller.position);
}
else
{
upScroller = null;
downScroller = null;
}
}
private bool ScrollerHitTest(Point mousePosition, out Scroller hitScroller)
{
//hitScroller.state = ScrollerStates.None;
//hitScroller.Position = new Point();
bool result = false;
Point pt = upScroller.position;
hitScroller = new Scroller(ScrollerType.None);
if (IsWithinSrollerRegion(pt, mousePosition))
{
hitScroller = upScroller;
result = true;
}
pt = downScroller.position;
if (IsWithinSrollerRegion(pt, mousePosition))
{
hitScroller = downScroller;
result = true;
}
return result;
}
private void DrawScroller(DrawingContext context, Scroller tempScroller)
{
if (upScroller.state == ScrollerStates.None || downScroller.state == ScrollerStates.None)
return;
double width = 20;
double height = 10;
Rect rect = new Rect();
rect.Size = new Size(width, height);
Point center = tempScroller.position;
center.Offset(-width / 2, -height / 2);
rect.Location = center;
Brush b = Brushes.White;
if (tempScroller.state == ScrollerStates.Hovered)
b = Brushes.Red;
else if (tempScroller.state == ScrollerStates.Edge)
b = Brushes.Blue;
else if (tempScroller.state == ScrollerStates.Normal)
b = Brushes.Green;
context.DrawRectangle(b, null, rect);
Rect r = new Rect(tempScroller.position, new Size(1, 1));
context.DrawRectangle(Brushes.Black, null, r);
}
public bool HandleMouseMove(Point mousePosition, out Point newRadialMenuPoint, out int selectedItemId)
{
newRadialMenuPoint = new Point();
selectedItemId = int.MinValue;
if (null == visibleMenuItems || (visibleMenuItems.Count <= 0))
return false;
mousePosition.X -= radialMenuVisual.Transform.Value.OffsetX;
mousePosition.Y -= radialMenuVisual.Transform.Value.OffsetY;
if (upScroller != null && downScroller != null)
{
Scroller tempScroller = new Scroller(ScrollerType.None);
if (ScrollerHitTest(mousePosition, out tempScroller))
{
if (tempScroller.state != ScrollerStates.Edge)
tempScroller.state = ScrollerStates.Hovered;
}
else
{
if (upScroller.state != ScrollerStates.Edge)
upScroller.state = ScrollerStates.Normal;
if (downScroller.state != ScrollerStates.Edge)
downScroller.state = ScrollerStates.Normal;
}
}
if (IsWithinHitTestRegion(mousePosition) == false)
{
InitializeMenuItems();
UpdateItemsArrangement(-1);
InitializeItemWeight();
Compose();
return false;
}
int anchorIndex;
double minWeight;
double increment;
Point anchorPoint = GetHorizontalProjectionOnCircle(mousePosition);
double anchorWeight = NormalizePoint(anchorPoint);
//GetClosestItemToAnchor(out anchorIndex, out minWeight);
foreach (MenuItemInfo item in visibleMenuItems)
{
item.NormalizedDisplacement = item.NormalizedWeight - anchorWeight;
increment = Configurations.MaxHeightIncrement * Utilities.GetGaussianValue(item.NormalizedDisplacement * Configurations.AmplifyingFactor);//+some value from gaussian function
item.ItemHeight = Configurations.MinimumTextSize + increment;
item.ItemColor = Configurations.NormalTextColor;
item.SeletedFlag = false;
}
GetClosestItemToAnchor(out anchorIndex, out minWeight);
visibleMenuItems.ElementAt(anchorIndex).ItemColor = Configurations.SelectedTextColor;
visibleMenuItems.ElementAt(anchorIndex).SeletedFlag = true;
newRadialMenuPoint = visibleMenuItems.ElementAt(anchorIndex).GetNewRadialMenuPosition();
selectedItemId = visibleMenuItems.ElementAt(anchorIndex).MenuId;
//UpdateItemsArrangement(anchorIndex);
Compose();
return true;
}
public int HandleClick(Point mousePosition)
{
if (null == visibleMenuItems || (visibleMenuItems.Count <= 0))
return -1;
mousePosition.X -= radialMenuVisual.Transform.Value.OffsetX;
mousePosition.Y -= radialMenuVisual.Transform.Value.OffsetY;
if (upScroller != null && downScroller != null)
{
Scroller tempScroller = new Scroller(ScrollerType.None);
bool result = ScrollerHitTest(mousePosition, out tempScroller);
if (tempScroller.Type == ScrollerType.Up)
{
this.HandleScrollUp();
return 0;
}
else if (tempScroller.Type == ScrollerType.Down)
{
this.HandleScrollDown();
return 0;
}
}
if (IsWithinHitTestRegion(mousePosition) == false)
return -1;
int itemIndex;
double min;
GetClosestItemToAnchor(out itemIndex, out min);
MenuItemInfo item = visibleMenuItems.ElementAt(itemIndex);
Point temp;
int tempId;
HandleMouseMove(mousePosition, out temp, out tempId);
return item.MenuId;
}
public bool HandleMouseMove(Point mousePosition, out Point newRadialMenuPoint, out int selectedItemId)
{
newRadialMenuPoint = new Point();
selectedItemId = int.MinValue;
if (null == visibleMenuItems || (visibleMenuItems.Count <= 0))
{
return(false);
}
mousePosition.X -= radialMenuVisual.Transform.Value.OffsetX;
mousePosition.Y -= radialMenuVisual.Transform.Value.OffsetY;
if (upScroller != null && downScroller != null)
{
Scroller tempScroller = new Scroller(ScrollerType.None);
if (ScrollerHitTest(mousePosition, out tempScroller))
{
if (tempScroller.state != ScrollerStates.Edge)
{
tempScroller.state = ScrollerStates.Hovered;
}
}
else
{
if (upScroller.state != ScrollerStates.Edge)
{
upScroller.state = ScrollerStates.Normal;
}
if (downScroller.state != ScrollerStates.Edge)
{
downScroller.state = ScrollerStates.Normal;
}
}
}
if (IsWithinHitTestRegion(mousePosition) == false)
{
InitializeMenuItems();
UpdateItemsArrangement(-1);
InitializeItemWeight();
Compose();
return(false);
}
int anchorIndex;
double minWeight;
double increment;
Point anchorPoint = GetHorizontalProjectionOnCircle(mousePosition);
double anchorWeight = NormalizePoint(anchorPoint);
//GetClosestItemToAnchor(out anchorIndex, out minWeight);
foreach (MenuItemInfo item in visibleMenuItems)
{
item.NormalizedDisplacement = item.NormalizedWeight - anchorWeight;
increment = Configurations.MaxHeightIncrement * Utilities.GetGaussianValue(item.NormalizedDisplacement * Configurations.AmplifyingFactor);//+some value from gaussian function
item.ItemHeight = Configurations.MinimumTextSize + increment;
item.ItemColor = Configurations.NormalTextColor;
item.SeletedFlag = false;
}
GetClosestItemToAnchor(out anchorIndex, out minWeight);
visibleMenuItems.ElementAt(anchorIndex).ItemColor = Configurations.SelectedTextColor;
visibleMenuItems.ElementAt(anchorIndex).SeletedFlag = true;
newRadialMenuPoint = visibleMenuItems.ElementAt(anchorIndex).GetNewRadialMenuPosition();
selectedItemId = visibleMenuItems.ElementAt(anchorIndex).MenuId;
//UpdateItemsArrangement(anchorIndex);
Compose();
return(true);
}