/// <summary>
/// Perform a layout of the elements.
/// </summary>
/// <param name="context">Layout context.</param>
public override void Layout(ViewLayoutContext context)
{
Debug.Assert(context != null);
// Validate incoming reference
if (context == null)
{
throw new ArgumentNullException("context");
}
// We take on all the available display area
ClientRectangle = context.DisplayRectangle;
// Do we have a metric source for additional padding?
if ((_paletteMetric != null) && (_metricPadding != PaletteMetricPadding.None))
{
// Get the padding to be applied before the canvas drawing
Padding outerPadding = _paletteMetric.GetMetricPadding(State, _metricPadding);
// Apply the padding to the client rectangle
ClientRectangle = CommonHelper.ApplyPadding(Orientation, ClientRectangle, outerPadding);
}
Padding padding;
// Calculate how much space the border takes up
if (DrawTabBorder)
{
padding = context.Renderer.RenderTabBorder.GetTabBorderDisplayPadding(context, _paletteBorder, State, Orientation, TabBorderStyle);
}
else
{
padding = context.Renderer.RenderStandardBorder.GetBorderDisplayPadding(_paletteBorder, State, Orientation);
}
// Apply the padding to the client rectangle
context.DisplayRectangle = CommonHelper.ApplyPadding(Orientation, ClientRectangle, padding);
// Ensure any content children have correct composition setting
foreach (ViewBase child in this)
{
if (child is ViewDrawContent)
{
// Do we need to draw the background?
bool drawBackground = _drawCanvas && (_paletteBack.GetBackDraw(State) == InheritBool.True);
// Update the content accordingly
ViewDrawContent viewContent = (ViewDrawContent)child;
viewContent.DrawContentOnComposition = DrawCanvasOnComposition && !drawBackground;
viewContent.Glowing = viewContent.DrawContentOnComposition;
}
}
// Let child elements layout
base.Layout(context);
// Put back the original display value now we have finished
context.DisplayRectangle = ClientRectangle;
}
/// <summary>
/// Perform drawing of a separator glyph.
/// </summary>
/// <param name="context">Render context.</param>
/// <param name="displayRect">Display area available for drawing.</param>
/// <param name="paletteBack">Background palette details.</param>
/// <param name="paletteBorder">Border palette details.</param>
/// <param name="orientation">Visual orientation of the content.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="canMove">Can the separator be moved.</param>
public override void DrawSeparator(RenderContext context,
Rectangle displayRect,
IPaletteBack paletteBack,
IPaletteBorder paletteBorder,
Orientation orientation,
PaletteState state,
bool canMove)
{
// Let base class perform standard processing
base.DrawSeparator(context,
displayRect,
paletteBack,
paletteBorder,
orientation,
state,
canMove);
// If we are drawing the background then draw grab handles on top
if (paletteBack.GetBackDraw(state) == InheritBool.True)
{
// Only draw grab handle if the user can move the separator
if (canMove)
DrawGrabHandleGlyph(context, displayRect, orientation, state);
}
}
/// <summary>
/// Perform rendering before child elements are rendered.
/// </summary>
/// <param name="context">Rendering context.</param>
public override void RenderBefore(RenderContext context)
{
Debug.Assert(context != null);
// Validate incoming reference
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!IgnoreRender)
{
// Do we need to draw the background?
if (_paletteBack.GetBackDraw(State) == InheritBool.True)
{
// Render the background
using (GraphicsPath panelPath = new GraphicsPath())
{
// The path encloses the entire panel area
panelPath.AddRectangle(ClientRectangle);
// Perform actual panel drawing
_memento = context.Renderer.RenderStandardBack.DrawBack(context, ClientRectangle, panelPath, _paletteBack, VisualOrientation, State, _memento);
}
}
}
}
/// <summary>
/// Perform drawing of a separator glyph.
/// </summary>
/// <param name="context">Render context.</param>
/// <param name="displayRect">Display area available for drawing.</param>
/// <param name="paletteBack">Background palette details.</param>
/// <param name="paletteBorder">Border palette details.</param>
/// <param name="orientation">Visual orientation of the content.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="canMove">Can the separator be moved.</param>
public override void DrawSeparator(RenderContext context,
Rectangle displayRect,
IPaletteBack paletteBack,
IPaletteBorder paletteBorder,
Orientation orientation,
PaletteState state,
bool canMove)
{
// Let base class perform standard processing
base.DrawSeparator(context,
displayRect,
paletteBack,
paletteBorder,
orientation,
state,
canMove);
// If we are drawing the background then draw grab handles on top
if (paletteBack.GetBackDraw(state) == InheritBool.True)
{
// Only draw grab handle if the user can move the separator
if (canMove)
{
DrawGrabHandleGlyph(context, displayRect, orientation, state);
}
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteState state)
{
if (Apply)
{
InheritBool ret = _primary.GetBackDraw(Override ? OverrideState : state);
if (ret == InheritBool.Inherit)
{
ret = _backup.GetBackDraw(state);
}
return(ret);
}
else
{
return(_backup.GetBackDraw(state));
}
}
/// <summary>
/// Gets the actual background draw value.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public InheritBool GetBackDraw(PaletteState state)
{
if (Draw != InheritBool.Inherit)
{
return(Draw);
}
else
{
return(_inherit.GetBackDraw(state));
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteState state)
{
if ((TreeNode != null) && (TreeNode.BackColor != Color.Empty))
{
return(InheritBool.True);
}
else
{
return(_inherit.GetBackDraw(state));
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="style">Background style.</param>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteBackStyle style, PaletteState state)
{
IPaletteBack inherit = GetInherit(state);
if (inherit != null)
{
return(inherit.GetBackDraw(state));
}
else
{
return(Target.GetBackDraw(style, state));
}
}
/// <summary>
/// Perform rendering before child elements are rendered.
/// </summary>
/// <param name="context">Rendering context.</param>
public override void RenderBefore(RenderContext context)
{
// Update the enabled state of the button
Enabled = _ribbon.Enabled;
IPaletteBack paletteBack = _ribbon.StateCommon.RibbonGroupDialogButton.PaletteBack;
IPaletteBorder paletteBorder = _ribbon.StateCommon.RibbonGroupDialogButton.PaletteBorder;
IPaletteRibbonGeneral paletteGeneral = _ribbon.StateCommon.RibbonGeneral;
// Do we need to draw the background?
if (paletteBack.GetBackDraw(State) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, ClientRectangle, paletteBorder, VisualOrientation.Top, State))
{
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(paletteBorder, State, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, ClientRectangle, borderPadding);
// Render the background inside the border path
_mementoBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
State, _mementoBack);
}
}
// Do we need to draw the border?
if (paletteBorder.GetBorderDraw(State) == InheritBool.True)
{
context.Renderer.RenderStandardBorder.DrawBorder(context, ClientRectangle, paletteBorder,
VisualOrientation.Top, State);
}
// Find the content area inside the button rectangle
Rectangle contentRect = ClientRectangle;
contentRect.Inflate(_contentSize);
// Decide if we are drawing an overflow or context arrow image
if (Overflow)
{
context.Renderer.RenderGlyph.DrawRibbonOverflow(_ribbon.RibbonShape, context, contentRect, paletteGeneral, State);
}
else
{
context.Renderer.RenderGlyph.DrawRibbonContextArrow(_ribbon.RibbonShape, context, contentRect, paletteGeneral, State);
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteState state)
{
if (_forceDraw != InheritBool.Inherit)
{
return(_forceDraw);
}
else
{
if (_borderIgnoreNormal && (state == PaletteState.Normal))
{
return(InheritBool.False);
}
else
{
return(_inherit.GetBackDraw(state));
}
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteState state)
{
if (ForceDraw != InheritBool.Inherit)
{
return ForceDraw;
}
else
{
if (BorderIgnoreNormal && (state == PaletteState.Normal))
{
return InheritBool.False;
}
else
{
return _inherit.GetBackDraw(state);
}
}
}
/// <summary>
/// Perform rendering before child elements are rendered.
/// </summary>
/// <param name="context">Rendering context.</param>
public override void RenderBefore(RenderContext context)
{
// Make sure we reflect the current enabled state
if (!Enabled && _ribbon.InDesignHelperMode)
{
ElementState = PaletteState.Disabled;
}
IPaletteBack paletteBack = _ribbon.StateCommon.RibbonQATButton.PaletteBack;
IPaletteBorder paletteBorder = _ribbon.StateCommon.RibbonQATButton.PaletteBorder;
IPaletteRibbonGeneral paletteGeneral = _ribbon.StateCommon.RibbonGeneral;
// Do we need to draw the background?
if (paletteBack.GetBackDraw(State) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, ClientRectangle, paletteBorder, VisualOrientation.Top, State))
{
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(paletteBorder, State, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, ClientRectangle, borderPadding);
// Render the background inside the border path
_mementoBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
State, _mementoBack);
}
}
// Do we need to draw the border?
if (paletteBorder.GetBorderDraw(State) == InheritBool.True)
{
context.Renderer.RenderStandardBorder.DrawBorder(context, ClientRectangle, paletteBorder,
VisualOrientation.Top, State);
}
base.RenderBefore(context);
}
private void DrawBackground(IPaletteBack paletteBack,
RenderContext context,
Rectangle rect,
PaletteState state)
{
// Do we need to draw the background?
if (paletteBack.GetBackDraw(state) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, rect, _paletteBorder, VisualOrientation.Top, state))
{
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(_paletteBorder, state, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, rect, borderPadding);
// Render the background inside the border path
_mementoBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
state, _mementoBack);
}
}
}
/// <summary>
/// Perform rendering before child elements are rendered.
/// </summary>
/// <param name="context">Rendering context.</param>
public override void RenderBefore(RenderContext context)
{
IPaletteBack paletteBack = _ribbon.StateCommon.RibbonGroupDialogButton.PaletteBack;
IPaletteBorder paletteBorder = _ribbon.StateCommon.RibbonGroupDialogButton.PaletteBorder;
IPaletteRibbonGeneral paletteGeneral = _ribbon.StateCommon.RibbonGeneral;
// Do we need to draw the background?
if (paletteBack.GetBackDraw(State) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, ClientRectangle, paletteBorder, VisualOrientation.Top, State);
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(paletteBorder, State, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, ClientRectangle, borderPadding);
// Render the background inside the border path
_mementoBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
State, _mementoBack);
}
// Do we need to draw the border?
if (paletteBorder.GetBorderDraw(State) == InheritBool.True)
{
context.Renderer.RenderStandardBorder.DrawBorder(context, ClientRectangle, paletteBorder,
VisualOrientation.Top, State);
}
// Find the content area inside the button rectangle
Rectangle contentRect = ClientRectangle;
contentRect.Inflate(_contentSize);
// Draw the dialog box launcher glyph in the center
context.Renderer.RenderGlyph.DrawRibbonDialogBoxLauncher(_ribbon.RibbonShape, context, contentRect, paletteGeneral, State);
}
private void RenderCollapsedPressedBefore(RenderContext context)
{
switch (_lastRibbonShape)
{
default:
case PaletteRibbonShape.Office2007:
{
IPaletteBack paletteBack = _ribbon.StateCommon.RibbonGroupCollapsedButton.PaletteBack;
IPaletteBorder paletteBorder = _ribbon.StateCommon.RibbonGroupCollapsedButton.PaletteBorder;
// Do we need to draw the background?
if (paletteBack.GetBackDraw(PaletteState.Pressed) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, ClientRectangle, paletteBorder, VisualOrientation.Top, PaletteState.Pressed))
{
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(paletteBorder, PaletteState.Pressed, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, ClientRectangle, borderPadding);
// Render the background inside the border path
_mementoStandardBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
PaletteState.Pressed, _mementoStandardBack);
}
}
// Do we need to draw the border?
if (paletteBorder.GetBorderDraw(PaletteState.Pressed) == InheritBool.True)
{
context.Renderer.RenderStandardBorder.DrawBorder(context, ClientRectangle, paletteBorder,
VisualOrientation.Top, PaletteState.Pressed);
}
}
break;
case PaletteRibbonShape.Office2010:
{
Rectangle drawRect = ClientRectangle;
IPaletteRibbonBack paletteBack = _ribbon.StatePressed.RibbonGroupCollapsedBack;
IPaletteRibbonBack paletteBorder = _ribbon.StatePressed.RibbonGroupCollapsedBorder;
PaletteState state = PaletteState.Pressed;
// Are we a group inside a context tab?
if ((_ribbon.SelectedTab != null) && !string.IsNullOrEmpty(_ribbon.SelectedTab.ContextName))
{
state = PaletteState.ContextPressed;
}
// Draw the group border
_paletteContextBack.SetInherit(paletteBorder);
_mementoRibbonBack1 = context.Renderer.RenderRibbon.DrawRibbonBack(_ribbon.RibbonShape, context, drawRect, state, _paletteContextBack, VisualOrientation.Top, false, _mementoRibbonBack1);
Rectangle backRect = drawRect;
backRect.Inflate(-2, -2);
// Draw the inside background
_mementoRibbonBack2 = context.Renderer.RenderRibbon.DrawRibbonBack(_ribbon.RibbonShape, context, backRect, state, paletteBack, VisualOrientation.Top, false, _mementoRibbonBack2);
}
break;
}
}
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteState state)
{
return(_inherit.GetBackDraw(state));
}
private void DrawBackground(IPaletteBack paletteBack,
RenderContext context,
Rectangle rect,
PaletteState state)
{
// Do we need to draw the background?
if (paletteBack.GetBackDraw(state) == InheritBool.True)
{
// Get the border path which the background is clipped to drawing within
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, rect, _paletteBorder, VisualOrientation.Top, state))
{
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(_paletteBorder, state, VisualOrientation.Top);
// Apply the padding depending on the orientation
Rectangle enclosingRect = CommonHelper.ApplyPadding(VisualOrientation.Top, rect, borderPadding);
// Render the background inside the border path
_mementoBack = context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath,
paletteBack, VisualOrientation.Top,
state, _mementoBack);
}
}
}
/// <summary>
/// Evaluate if transparent painting is needed for background palette.
/// </summary>
/// <param name="paletteBack">Background palette to test.</param>
/// <param name="state">Element state associated with palette.</param>
/// <returns>True if transparent painting required.</returns>
public override bool EvalTransparentPaint(IPaletteBack paletteBack,
PaletteState state)
{
// If the background is not being painted, then has transparency
if (paletteBack.GetBackDraw(state) == InheritBool.False)
return true;
else
{
// If the first color has alpha channel then has transparency
if (paletteBack.GetBackColor1(state).A < 255)
return true;
else
{
// Does the draw style require use of the second color?
if (paletteBack.GetBackColorStyle(state) != PaletteColorStyle.Solid)
{
// If the second color has alpha channel then has transparency
if (paletteBack.GetBackColor2(state).A < 255)
return true;
}
}
}
// Cannot find any transparent areas
return false;
}
/// <summary>
/// Perform drawing of a separator glyph.
/// </summary>
/// <param name="context">Render context.</param>
/// <param name="displayRect">Display area available for drawing.</param>
/// <param name="paletteBack">Background palette details.</param>
/// <param name="paletteBorder">Border palette details.</param>
/// <param name="orientation">Visual orientation of the content.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="canMove">Can the separator be moved.</param>
public override void DrawSeparator(RenderContext context,
Rectangle displayRect,
IPaletteBack paletteBack,
IPaletteBorder paletteBorder,
Orientation orientation,
PaletteState state,
bool canMove)
{
Debug.Assert(context != null);
Debug.Assert(paletteBack != null);
Debug.Assert(paletteBorder != null);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (paletteBack == null) throw new ArgumentNullException("paletteBack");
if (paletteBorder == null) throw new ArgumentNullException("paletteBorder");
Debug.Assert(context.Control != null);
Debug.Assert(!context.Control.IsDisposed);
// Do we need to draw the background?
if (paletteBack.GetBackDraw(state) == InheritBool.True)
{
// Convert from separator orientation to border orientation value
VisualOrientation borderOrientation = (orientation == Orientation.Horizontal ? VisualOrientation.Top :
VisualOrientation.Left);
// Ask the border renderer for a path that encloses the border
using (GraphicsPath borderPath = context.Renderer.RenderStandardBorder.GetBackPath(context, displayRect, paletteBorder, borderOrientation, state))
{
// Get the padding needed for the drawing area inside the border
Padding borderPadding = context.Renderer.RenderStandardBorder.GetBorderRawPadding(paletteBorder, state, borderOrientation);
// The area available for border drawing if the client rectangle with padding applied
Rectangle enclosingRect = CommonHelper.ApplyPadding(borderOrientation, displayRect, borderPadding);
// Convert from the two state orientation to our four state orientation
VisualOrientation vo = (orientation == Orientation.Horizontal) ? VisualOrientation.Top : VisualOrientation.Left;
// Render the background inside the border path
context.Renderer.RenderStandardBack.DrawBack(context, enclosingRect, borderPath, paletteBack, vo, state, null);
}
}
// Do we need to draw the border?
if (paletteBorder.GetBorderDraw(state) == InheritBool.True)
{
// Convert from the two state orientation to our four state orientation
VisualOrientation vo = (orientation == Orientation.Horizontal) ? VisualOrientation.Top : VisualOrientation.Left;
// Render the border over the background and children
context.Renderer.RenderStandardBorder.DrawBorder(context, displayRect, paletteBorder, vo, state);
}
}
/// <summary> /// Gets a value indicating if background should be drawn. /// </summary> /// <param name="state">Palette value should be applicable to this state.</param> /// <returns>InheritBool value.</returns> public override InheritBool GetBackDraw(PaletteState state) => _inherit.GetBackDraw(state);
/// <summary>
/// Gets a value indicating if background should be drawn.
/// </summary>
/// <param name="style">Background style.</param>
/// <param name="state">Palette value should be applicable to this state.</param>
/// <returns>InheritBool value.</returns>
public override InheritBool GetBackDraw(PaletteBackStyle style, PaletteState state)
{
IPaletteBack inherit = GetInherit(state);
return(inherit?.GetBackDraw(state) ?? Target.GetBackDraw(style, state));
}
/// <summary> /// Gets a value indicating if background should be drawn. /// </summary> /// <param name="state">Palette value should be applicable to this state.</param> /// <returns>InheritBool value.</returns> public override InheritBool GetBackDraw(PaletteState state) => (TreeNode != null) && (TreeNode.BackColor != Color.Empty) ? InheritBool.True : _inherit.GetBackDraw(state);
