public override void RenderContents(DrawArgs drawArgs)
{
m_DrawArgs = drawArgs;
try
{
if (itemFont == null)
{
itemFont = drawArgs.CreateFont(World.Settings.LayerManagerFontName,
World.Settings.LayerManagerFontSize, World.Settings.LayerManagerFontStyle);
// TODO: Fix wingdings menu problems
System.Drawing.Font localHeaderFont = new System.Drawing.Font("Arial", 12.0f, FontStyle.Italic | FontStyle.Bold);
headerFont = new Microsoft.DirectX.Direct3D.Font(drawArgs.device, localHeaderFont);
System.Drawing.Font wingdings = new System.Drawing.Font("Wingdings", 12.0f);
wingdingsFont = new Microsoft.DirectX.Direct3D.Font(drawArgs.device, wingdings);
AddFontResource(Path.Combine(Application.StartupPath, "World Wind Dings 1.04.ttf"));
System.Drawing.Text.PrivateFontCollection fpc = new System.Drawing.Text.PrivateFontCollection();
fpc.AddFontFile(Path.Combine(Application.StartupPath, "World Wind Dings 1.04.ttf"));
System.Drawing.Font worldwinddings = new System.Drawing.Font(fpc.Families[0], 12.0f);
worldwinddingsFont = new Microsoft.DirectX.Direct3D.Font(drawArgs.device, worldwinddings);
}
this.updateList();
this.worldwinddingsFont.DrawText(
null,
"E",
new System.Drawing.Rectangle(this.Right - 16, this.Top + 2, 20, topBorder),
DrawTextFormat.None,
TextColor);
int numItems = GetNumberOfUncollapsedItems();
int totalHeight = GetItemsHeight(drawArgs); //numItems * ItemHeight;
showScrollbar = totalHeight > ClientHeight;
if (showScrollbar)
{
double percentHeight = (double)ClientHeight / totalHeight;
int scrollbarHeight = (int)(ClientHeight * percentHeight);
int maxScroll = totalHeight - ClientHeight;
if (scrollBarPosition < 0)
{
scrollBarPosition = 0;
}
else if (scrollBarPosition > maxScroll)
{
scrollBarPosition = maxScroll;
}
// Smooth scroll
const float scrollSpeed = 0.3f;
float smoothScrollDelta = (scrollBarPosition - scrollSmoothPosition) * scrollSpeed;
float absDelta = Math.Abs(smoothScrollDelta);
if (absDelta > 100f || absDelta < 3f)
{
// Scroll > 100 pixels and < 1.5 pixels faster
smoothScrollDelta = (scrollBarPosition - scrollSmoothPosition) * (float)Math.Sqrt(scrollSpeed);
}
scrollSmoothPosition += smoothScrollDelta;
if (scrollSmoothPosition > maxScroll)
{
scrollSmoothPosition = maxScroll;
}
int scrollPos = (int)((float)percentHeight * scrollBarPosition);
int color = isScrolling ? World.Settings.scrollbarHotColor : World.Settings.scrollbarColor;
MenuUtils.DrawBox(
Right - ScrollBarSize + 2,
ClientTop + scrollPos,
ScrollBarSize - 3,
scrollbarHeight + 1,
0.0f,
color,
drawArgs.device);
scrollbarLine[0].X = this.Right - ScrollBarSize;
scrollbarLine[0].Y = this.ClientTop;
scrollbarLine[1].X = this.Right - ScrollBarSize;
scrollbarLine[1].Y = this.Bottom;
MenuUtils.DrawLine(scrollbarLine,
DialogColor,
drawArgs.device);
}
this.headerFont.DrawText(
null, "Layer Manager",
new System.Drawing.Rectangle(Left + 5, Top + 1, Width, topBorder - 2),
DrawTextFormat.VerticalCenter, TextColor);
Microsoft.DirectX.Vector2[] headerLinePoints = new Microsoft.DirectX.Vector2[2];
headerLinePoints[0].X = this.Left;
headerLinePoints[0].Y = this.Top + topBorder - 1;
headerLinePoints[1].X = this.Right;
headerLinePoints[1].Y = this.Top + topBorder - 1;
MenuUtils.DrawLine(headerLinePoints, DialogColor, drawArgs.device);
int runningItemHeight = 0;
if (showScrollbar)
{
runningItemHeight = -(int)Math.Round(scrollSmoothPosition);
}
// Set the Direct3D viewport to match the layer manager client area
// to clip the text to the window when scrolling
Viewport lmClientAreaViewPort = new Viewport();
lmClientAreaViewPort.X = ClientLeft;
lmClientAreaViewPort.Y = ClientTop;
lmClientAreaViewPort.Width = ClientWidth;
lmClientAreaViewPort.Height = ClientHeight;
Viewport defaultViewPort = drawArgs.device.Viewport;
drawArgs.device.Viewport = lmClientAreaViewPort;
for (int i = 0; i < _itemList.Count; i++)
{
if (runningItemHeight > ClientHeight)
{
// No more space for items
break;
}
LayerMenuItem lmi = (LayerMenuItem)_itemList[i];
runningItemHeight += lmi.Render(
drawArgs,
ClientLeft,
ClientTop,
runningItemHeight,
ClientWidth,
ClientBottom,
itemFont,
wingdingsFont,
worldwinddingsFont,
MouseOverItem);
}
drawArgs.device.Viewport = defaultViewPort;
}
catch (Exception caught)
{
Log.Write(caught);
}
}
public int Render(DrawArgs drawArgs, int x, int y, int yOffset, int width, int height,
Microsoft.DirectX.Direct3D.Font drawingFont,
Microsoft.DirectX.Direct3D.Font wingdingsFont,
Microsoft.DirectX.Direct3D.Font worldwinddingsFont,
LayerMenuItem mouseOverItem)
{
if (ParentControl == null)
{
ParentControl = drawArgs.parentControl;
}
this._x = x;
this._y = y + yOffset;
this._width = width;
int consumedHeight = 20;
System.Drawing.Rectangle textRect = drawingFont.MeasureString(null,
m_renderableObject.Name,
DrawTextFormat.None,
System.Drawing.Color.White.ToArgb());
consumedHeight = textRect.Height;
if (m_renderableObject.Description != null && m_renderableObject.Description.Length > 0 && !(m_renderableObject is WorldWind.Renderable.Icon))
{
System.Drawing.SizeF rectF = DrawArgs.Graphics.MeasureString(
m_renderableObject.Description,
drawArgs.defaultSubTitleFont,
width - (this._itemXOffset + this._expandArrowXSize + this._checkBoxXOffset)
);
consumedHeight += (int)rectF.Height + 15;
}
lastConsumedHeight = consumedHeight;
// Layer manager client area height
int totalHeight = height - y;
updateList();
if (yOffset >= -consumedHeight)
{
// Part of item or whole item visible
int color = m_renderableObject.IsOn ? itemOnColor : itemOffColor;
if (mouseOverItem == this)
{
if (!m_renderableObject.IsOn)
{
// mouseover + inactive color (black)
color = 0xff << 24;
}
MenuUtils.DrawBox(m_parent.ClientLeft, _y, m_parent.ClientWidth, consumedHeight, 0,
World.Settings.menuOutlineColor, drawArgs.device);
}
if (m_renderableObject is WorldWind.Renderable.RenderableObjectList)
{
RenderableObjectList rol = (RenderableObjectList)m_renderableObject;
if (!rol.DisableExpansion)
{
worldwinddingsFont.DrawText(
null,
(this.isExpanded ? "L" : "A"),
new System.Drawing.Rectangle(x + this._itemXOffset, _y, this._expandArrowXSize, height),
DrawTextFormat.None,
color);
}
}
string checkSymbol = null;
if (m_renderableObject.ParentList != null && m_renderableObject.ParentList.ShowOnlyOneLayer)
{
// Radio check
checkSymbol = m_renderableObject.IsOn ? "O" : "P";
}
else
{
// Normal check
checkSymbol = m_renderableObject.IsOn ? "N" : "F";
}
worldwinddingsFont.DrawText(
null,
checkSymbol,
new System.Drawing.Rectangle(
x + this._itemXOffset + this._expandArrowXSize,
_y,
this._checkBoxXOffset,
height),
DrawTextFormat.NoClip,
color);
drawingFont.DrawText(
null,
m_renderableObject.Name,
new System.Drawing.Rectangle(
x + this._itemXOffset + this._expandArrowXSize + this._checkBoxXOffset,
_y,
width - (this._itemXOffset + this._expandArrowXSize + this._checkBoxXOffset),
height),
DrawTextFormat.None,
color);
if (m_renderableObject.Description != null && m_renderableObject.Description.Length > 0 && !(m_renderableObject is WorldWind.Renderable.Icon))
{
drawArgs.defaultSubTitleDrawingFont.DrawText(
null,
m_renderableObject.Description,
new System.Drawing.Rectangle(
x + this._itemXOffset + this._expandArrowXSize + this._checkBoxXOffset,
_y + textRect.Height,
width - (_itemXOffset + _expandArrowXSize + _checkBoxXOffset),
height),
DrawTextFormat.WordBreak,
System.Drawing.Color.Gray.ToArgb());
}
if (m_renderableObject.MetaData.Contains("InfoUri"))
{
Vector2[] underlineVerts = new Vector2[2];
underlineVerts[0].X = x + this._itemXOffset + this._expandArrowXSize + this._checkBoxXOffset;
underlineVerts[0].Y = _y + textRect.Height;
underlineVerts[1].X = underlineVerts[0].X + textRect.Width;
underlineVerts[1].Y = _y + textRect.Height;
MenuUtils.DrawLine(underlineVerts, color, drawArgs.device);
}
}
if (isExpanded)
{
for (int i = 0; i < m_subItems.Count; i++)
{
int yRealOffset = yOffset + consumedHeight;
if (yRealOffset > totalHeight)
{
// No more space for items
break;
}
LayerMenuItem lmi = (LayerMenuItem)m_subItems[i];
consumedHeight += lmi.Render(
drawArgs,
x + _subItemXIndent,
y,
yRealOffset,
width - _subItemXIndent,
height,
drawingFont,
wingdingsFont,
worldwinddingsFont,
mouseOverItem);
}
}
return(consumedHeight);
}