public bool PerformRMBAction(MouseEventArgs e)
{
int closestIconDistanceSquared = int.MaxValue;
JHU_Icon closestIcon = null;
DrawArgs drawArgs = JHU_Globals.getInstance().WorldWindow.DrawArgs;
foreach (RenderableObject ro in m_children)
{
// If renderable object can handle the selection
if (!ro.IsOn)
{
continue;
}
if (!ro.isSelectable)
{
continue;
}
JHU_Icon icon = ro as JHU_Icon;
// if its a JHU_Icon check to see if we're on top
if (icon != null)
{
// don't check if we aren't even in view
if (drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
// check if inside current icon's selection rectangle
Vector3 projectedPoint = drawArgs.WorldCamera.Project(icon.Position);
int dx = e.X - (int)projectedPoint.X;
int dy = e.Y - (int)projectedPoint.Y;
if (icon.SelectionRectangle.Contains(dx, dy))
{
// Mouse is over, check whether this icon is closest
int distanceSquared = dx * dx + dy * dy;
if (distanceSquared < closestIconDistanceSquared)
{
closestIconDistanceSquared = distanceSquared;
closestIcon = icon;
}
}
}
}
}
// if no other object has handled the selection let the closest icon try
if (closestIcon != null)
{
if (closestIcon.PerformRMBAction(e))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Adds an icon to this layer. Deprecated.
/// </summary>
public void AddIcon(JHU_Icon icon)
{
this.Add(icon);
}
public override void Render(DrawArgs drawArgs)
{
if(!isOn)
return;
if(!isInitialized)
this.Initialize(drawArgs);
if(m_needToInitChildren)
this.InitializeChildren(drawArgs);
int closestIconDistanceSquared = int.MaxValue;
JHU_Icon closestIcon = null;
// Begin sprite rendering
try
{
m_sprite.Begin(SpriteFlags.AlphaBlend);
if (m_mouseOver)
{
// For each ro
foreach(RenderableObject ro in m_children)
{
if(!ro.IsOn)
continue;
// most objects should be icons
JHU_Icon icon = ro as JHU_Icon;
// if its not an icon call its render
if(icon==null)
{
ro.Render(drawArgs);
}
// else its an icon - render here to batch up the sprite renders
else
{
// don't bother if we aren't even in view
if(drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
Vector3 translationVector = new Vector3(
(float)(icon.Position.X - drawArgs.WorldCamera.ReferenceCenter.X),
(float)(icon.Position.Y - drawArgs.WorldCamera.ReferenceCenter.Y),
(float)(icon.Position.Z - drawArgs.WorldCamera.ReferenceCenter.Z));
// check if inside current icon's selection rectangle
Vector3 projectedPoint = drawArgs.WorldCamera.Project(translationVector);
int dx = DrawArgs.LastMousePosition.X - (int)projectedPoint.X;
int dy = DrawArgs.LastMousePosition.Y - (int)projectedPoint.Y;
if( icon.SelectionRectangle.Contains( dx, dy ) )
{
// Mouse is over, check whether this icon is closest
int distanceSquared = dx*dx + dy*dy;
if(distanceSquared < closestIconDistanceSquared)
{
closestIconDistanceSquared = distanceSquared;
closestIcon = icon;
}
}
// render the icon if it wasn't the last mouseover
if(icon != mouseOverIcon)
icon.FastRender(drawArgs, m_sprite, projectedPoint);
}
// Update here or it doesn't update when the icon is out of view
icon.UpdateHookForm();
}
}
// Render the mouse over icon last (on top)
if(mouseOverIcon != null)
{
mouseOverIcon.MouseOverRender(drawArgs, m_sprite, drawArgs.WorldCamera.Project(mouseOverIcon.Position));
}
// set new mouseover icon
mouseOverIcon = closestIcon;
}
else
{
// For each ro
foreach(RenderableObject ro in m_children)
{
if(!ro.IsOn)
continue;
// most objects should be icons
JHU_Icon icon = ro as JHU_Icon;
// if its not an icon call its render
if(icon==null)
{
ro.Render(drawArgs);
}
// else its an icon - render here to batch up the sprite renders
else
{
// don't bother if we aren't even in view
if(drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
icon.FastRender(drawArgs, m_sprite, drawArgs.WorldCamera.Project(icon.Position));
}
// Update here or it doesn't update when the icon is out of view
icon.UpdateHookForm();
}
}
}
}
catch(Exception ex)
{
System.Console.WriteLine(ex.Message.ToString());
}
finally
{
m_sprite.End();
}
}
/// <summary>
/// Adds an icon to this layer. Deprecated.
/// </summary>
public void AddIcon(JHU_Icon icon)
{
this.Add(icon);
}
public override void Render(DrawArgs drawArgs)
{
if (!isOn)
{
return;
}
if (!isInitialized)
{
this.Initialize(drawArgs);
}
if (m_needToInitChildren)
{
this.InitializeChildren(drawArgs);
}
int closestIconDistanceSquared = int.MaxValue;
JHU_Icon closestIcon = null;
// Begin sprite rendering
try
{
m_sprite.Begin(SpriteFlags.AlphaBlend);
if (m_mouseOver)
{
// For each ro
foreach (RenderableObject ro in m_children)
{
if (!ro.IsOn)
{
continue;
}
// most objects should be icons
JHU_Icon icon = ro as JHU_Icon;
// if its not an icon call its render
if (icon == null)
{
ro.Render(drawArgs);
}
// else its an icon - render here to batch up the sprite renders
else
{
// don't bother if we aren't even in view
if (drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
Vector3 translationVector = new Vector3(
(float)(icon.Position.X - drawArgs.WorldCamera.ReferenceCenter.X),
(float)(icon.Position.Y - drawArgs.WorldCamera.ReferenceCenter.Y),
(float)(icon.Position.Z - drawArgs.WorldCamera.ReferenceCenter.Z));
// check if inside current icon's selection rectangle
Vector3 projectedPoint = drawArgs.WorldCamera.Project(translationVector);
int dx = DrawArgs.LastMousePosition.X - (int)projectedPoint.X;
int dy = DrawArgs.LastMousePosition.Y - (int)projectedPoint.Y;
if (icon.SelectionRectangle.Contains(dx, dy))
{
// Mouse is over, check whether this icon is closest
int distanceSquared = dx * dx + dy * dy;
if (distanceSquared < closestIconDistanceSquared)
{
closestIconDistanceSquared = distanceSquared;
closestIcon = icon;
}
}
// render the icon if it wasn't the last mouseover
if (icon != mouseOverIcon)
{
icon.FastRender(drawArgs, m_sprite, projectedPoint);
}
}
// Update here or it doesn't update when the icon is out of view
icon.UpdateHookForm();
}
}
// Render the mouse over icon last (on top)
if (mouseOverIcon != null)
{
mouseOverIcon.MouseOverRender(drawArgs, m_sprite, drawArgs.WorldCamera.Project(mouseOverIcon.Position));
}
// set new mouseover icon
mouseOverIcon = closestIcon;
}
else
{
// For each ro
foreach (RenderableObject ro in m_children)
{
if (!ro.IsOn)
{
continue;
}
// most objects should be icons
JHU_Icon icon = ro as JHU_Icon;
// if its not an icon call its render
if (icon == null)
{
ro.Render(drawArgs);
}
// else its an icon - render here to batch up the sprite renders
else
{
// don't bother if we aren't even in view
if (drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
icon.FastRender(drawArgs, m_sprite, drawArgs.WorldCamera.Project(icon.Position));
}
// Update here or it doesn't update when the icon is out of view
icon.UpdateHookForm();
}
}
}
}
catch (Exception ex)
{
System.Console.WriteLine(ex.Message.ToString());
}
finally
{
m_sprite.End();
}
}
public override bool PerformSelectionAction(DrawArgs drawArgs)
{
int closestIconDistanceSquared = int.MaxValue;
JHU_Icon closestIcon = null;
foreach (RenderableObject ro in m_children)
{
// If renderable object can handle the selection
if (!ro.IsOn)
{
continue;
}
if (!ro.isSelectable)
{
continue;
}
JHU_Icon icon = ro as JHU_Icon;
// if its not an icon just perform the action else do the selection on the closest icon
if (icon == null)
{
if (ro.PerformSelectionAction(drawArgs))
{
return(true);
}
}
else
{
// don't check if we aren't even in view
if (drawArgs.WorldCamera.ViewFrustum.ContainsPoint(icon.Position))
{
// check if inside current icon's selection rectangle
Vector3 projectedPoint = drawArgs.WorldCamera.Project(icon.Position);
int dx = DrawArgs.LastMousePosition.X - (int)projectedPoint.X;
int dy = DrawArgs.LastMousePosition.Y - (int)projectedPoint.Y;
if (icon.SelectionRectangle.Contains(dx, dy))
{
// Mouse is over, check whether this icon is closest
int distanceSquared = dx * dx + dy * dy;
if (distanceSquared < closestIconDistanceSquared)
{
closestIconDistanceSquared = distanceSquared;
closestIcon = icon;
}
}
}
}
}
// if no other object has handled the selection let the closest icon try
if (closestIcon != null)
{
if (closestIcon.PerformSelectionAction(drawArgs))
{
return(true);
}
}
return(false);
}