|
public GetAlignedRectangle ( PaletteRectangleAlign align, |
||
| align | PaletteRectangleAlign | How to align the gradient. |
| local | Rectangle of the local element. | |
| return | ||
/// <summary>
/// Perform draw of content using provided memento.
/// </summary>
/// <param name="context">Render context.</param>
/// <param name="displayRect">Display area available for drawing.</param>
/// <param name="palette">Content palette details.</param>
/// <param name="memento">Cached values from layout call.</param>
/// <param name="orientation">Visual orientation of the content.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="composition">Drawing onto a composition element.</param>
/// <param name="glowing">If composition should glowing be drawn.</param>
/// <param name="allowFocusRect">Allow drawing of focus rectangle.</param>
public override void DrawContent(RenderContext context,
Rectangle displayRect,
IPaletteContent palette,
IDisposable memento,
VisualOrientation orientation,
PaletteState state,
bool composition,
bool glowing,
bool allowFocusRect)
{
Debug.Assert(context != null);
Debug.Assert(memento != null);
Debug.Assert(memento is StandardContentMemento);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (palette == null) throw new ArgumentNullException("palette");
Debug.Assert(context.Control != null);
Debug.Assert(!context.Control.IsDisposed);
// Cast the incoming memento to the correct type
StandardContentMemento standard = (StandardContentMemento)memento;
if (standard.DrawImage)
{
DrawImageHelper(context,
standard.Image,
standard.ImageTransparentColor,
standard.ImageRect,
orientation,
palette.GetContentImageEffect(state),
palette.GetContentImageColorMap(state),
palette.GetContentImageColorTo(state));
}
if (standard.DrawShortText)
{
using (GraphicsTextHint hint = new GraphicsTextHint(context.Graphics, standard.ShortTextHint))
{
// Get the rectangle to use when dealing with gradients
Rectangle gradientRect = context.GetAlignedRectangle(palette.GetContentShortTextColorAlign(state), standard.ShortTextRect);
// Use standard helper routine to create appropriate color brush
Color color1 = palette.GetContentShortTextColor1(state);
PaletteColorStyle colorStyle = palette.GetContentShortTextColorStyle(state);
using (Brush colorBrush = CreateColorBrush(gradientRect,
color1,
palette.GetContentShortTextColor2(state),
colorStyle,
palette.GetContentShortTextColorAngle(state),
orientation))
{
if (!AccurateText.DrawString(context.Graphics,
colorBrush,
standard.ShortTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.ShortTextMemento))
{
// Failed to draw means the font is likely to be invalid, get a fresh font
standard.ShortTextMemento.Font = palette.GetContentShortTextNewFont(state);
// Try again using the new font
AccurateText.DrawString(context.Graphics,
colorBrush,
standard.ShortTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.ShortTextMemento);
}
}
Image shortImage = palette.GetContentShortTextImage(state);
PaletteImageStyle shortImageStyle = palette.GetContentShortTextImageStyle(state);
// Do we need to draw the image?
if (ShouldDrawImage(shortImage))
{
// Get the rectangle to use when dealing with gradients
Rectangle imageRect = context.GetAlignedRectangle(palette.GetContentShortTextImageAlign(state), standard.ShortTextRect);
// Use standard helper routine to create appropriate image brush
using (Brush imageBrush = CreateImageBrush(imageRect, shortImage, shortImageStyle))
{
if (!AccurateText.DrawString(context.Graphics,
imageBrush,
standard.ShortTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.ShortTextMemento))
{
// Failed to draw means the font is likely to be invalid, get a fresh font
standard.ShortTextMemento.Font = palette.GetContentShortTextNewFont(state);
AccurateText.DrawString(context.Graphics,
imageBrush,
standard.ShortTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.ShortTextMemento);
}
}
}
}
}
if (standard.DrawLongText)
{
using (GraphicsTextHint hint = new GraphicsTextHint(context.Graphics, standard.LongTextHint))
{
// Get the rectangle to use when dealing with gradients
Rectangle gradientRect = context.GetAlignedRectangle(palette.GetContentLongTextColorAlign(state), standard.LongTextRect);
// Use standard helper routine to create appropriate color brush
Color color1 = palette.GetContentLongTextColor1(state);
PaletteColorStyle colorStyle = palette.GetContentLongTextColorStyle(state);
using (Brush colorBrush = CreateColorBrush(gradientRect,
color1,
palette.GetContentLongTextColor2(state),
colorStyle,
palette.GetContentLongTextColorAngle(state),
orientation))
{
if (!AccurateText.DrawString(context.Graphics,
colorBrush,
standard.LongTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.LongTextMemento))
{
// Failed to draw means the font is likely to be invalid, get a fresh font
standard.LongTextMemento.Font = palette.GetContentLongTextNewFont(state);
AccurateText.DrawString(context.Graphics,
colorBrush,
standard.LongTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.LongTextMemento);
}
}
Image longImage = palette.GetContentLongTextImage(state);
PaletteImageStyle longImageStyle = palette.GetContentLongTextImageStyle(state);
// Do we need to draw the image?
if (ShouldDrawImage(longImage))
{
// Get the rectangle to use when dealing with gradients
Rectangle imageRect = context.GetAlignedRectangle(palette.GetContentLongTextImageAlign(state), standard.LongTextRect);
// Use standard helper routine to create appropriate image brush
using (Brush imageBrush = CreateImageBrush(imageRect, longImage, longImageStyle))
{
if (!AccurateText.DrawString(context.Graphics,
imageBrush,
standard.LongTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.LongTextMemento))
{
// Failed to draw means the font is likely to be invalid, get a fresh font
standard.LongTextMemento.Font = palette.GetContentLongTextNewFont(state);
AccurateText.DrawString(context.Graphics,
imageBrush,
standard.LongTextRect,
context.Control.RightToLeft,
standard.Orientation,
composition,
glowing,
state,
standard.LongTextMemento);
}
}
}
}
}
// Do we need to show this content has the focus?
if (allowFocusRect && (palette.GetContentDrawFocus(state) == InheritBool.True))
{
// Place the rectangle 1 pixel inside the content display area
displayRect.Inflate(-1, -1);
// Use window forms provided helper class for drawing
ControlPaint.DrawFocusRectangle(context.Graphics, displayRect);
}
}
/// <summary>
/// Draw background to fill the specified path.
/// </summary>
/// <param name="context">Rendering context.</param>
/// <param name="rect">Target rectangle that encloses path.</param>
/// <param name="path">Graphics path.</param>
/// <param name="palette">Palette used for drawing.</param>
/// <param name="orientation">Visual orientation of the border.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="memento">Cache used for drawing.</param>
public override IDisposable DrawBack(RenderContext context,
Rectangle rect,
GraphicsPath path,
IPaletteBack palette,
VisualOrientation orientation,
PaletteState state,
IDisposable memento)
{
Debug.Assert(context != null);
Debug.Assert(path != null);
Debug.Assert(palette != null);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (palette == null) throw new ArgumentNullException("palette");
Debug.Assert(context.Control != null);
Debug.Assert(!context.Control.IsDisposed);
// Is there anything to actually draw?
if ((rect.Width > 0) && (rect.Height > 0))
{
// We want to draw using anti aliasing for a nice smooth effect
using (GraphicsHint smooth = new GraphicsHint(context.Graphics, palette.GetBackGraphicsHint(state)))
{
// Cache commonly used values
Image backImage = palette.GetBackImage(state);
PaletteImageStyle backImageStyle = palette.GetBackImageStyle(state);
PaletteColorStyle backColorStyle = palette.GetBackColorStyle(state);
Color backColor1 = palette.GetBackColor1(state);
Color backColor2 = palette.GetBackColor2(state);
float backColorAngle = palette.GetBackColorAngle(state);
// Get the rectangle to use when dealing with gradients
Rectangle gradientRect = context.GetAlignedRectangle(palette.GetBackColorAlign(state), rect);
switch (backColorStyle)
{
case PaletteColorStyle.GlassSimpleFull:
memento = RenderGlassHelpers.DrawBackGlassSimpleFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassNormalFull:
memento = RenderGlassHelpers.DrawBackGlassNormalFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassTrackingFull:
memento = RenderGlassHelpers.DrawBackGlassTrackingFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassPressedFull:
memento = RenderGlassHelpers.DrawBackGlassPressedFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedFull:
memento = RenderGlassHelpers.DrawBackGlassCheckedFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedTrackingFull:
memento = RenderGlassHelpers.DrawBackGlassCheckedTrackingFull(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassNormalStump:
memento = RenderGlassHelpers.DrawBackGlassNormalStump(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassTrackingStump:
memento = RenderGlassHelpers.DrawBackGlassTrackingStump(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassPressedStump:
memento = RenderGlassHelpers.DrawBackGlassPressedStump(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedStump:
memento = RenderGlassHelpers.DrawBackGlassCheckedStump(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedTrackingStump:
memento = RenderGlassHelpers.DrawBackGlassCheckedTrackingStump(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassThreeEdge:
memento = RenderGlassHelpers.DrawBackGlassThreeEdge(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassNormalSimple:
memento = RenderGlassHelpers.DrawBackGlassNormalSimple(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassTrackingSimple:
memento = RenderGlassHelpers.DrawBackGlassTrackingSimple(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassPressedSimple:
memento = RenderGlassHelpers.DrawBackGlassPressedSimple(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedSimple:
memento = RenderGlassHelpers.DrawBackGlassCheckedSimple(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCheckedTrackingSimple:
memento = RenderGlassHelpers.DrawBackGlassCheckedTrackingSimple(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassCenter:
memento = RenderGlassHelpers.DrawBackGlassCenter(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassBottom:
memento = RenderGlassHelpers.DrawBackGlassBottom(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.GlassFade:
memento = RenderGlassHelpers.DrawBackGlassFade(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.ExpertTracking:
memento = RenderExpertHelpers.DrawBackExpertTracking(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.ExpertPressed:
memento = RenderExpertHelpers.DrawBackExpertPressed(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.ExpertChecked:
memento = RenderExpertHelpers.DrawBackExpertChecked(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.ExpertCheckedTracking:
memento = RenderExpertHelpers.DrawBackExpertCheckedTracking(context, rect, backColor1, backColor2, orientation, path, memento);
break;
case PaletteColorStyle.ExpertSquareHighlight:
memento = RenderExpertHelpers.DrawBackExpertSquareHighlight(context, rect, backColor1, backColor2, orientation, path, memento, false);
break;
case PaletteColorStyle.ExpertSquareHighlight2:
memento = RenderExpertHelpers.DrawBackExpertSquareHighlight(context, rect, backColor1, backColor2, orientation, path, memento, true);
break;
case PaletteColorStyle.SolidInside:
DrawBackSolidInside(context, gradientRect, backColor1, backColor2, path);
break;
case PaletteColorStyle.SolidLeftLine:
case PaletteColorStyle.SolidRightLine:
case PaletteColorStyle.SolidTopLine:
case PaletteColorStyle.SolidBottomLine:
case PaletteColorStyle.SolidAllLine:
DrawBackSolidLine(context, rect, backColor1, backColor2, backColorStyle, path);
break;
case PaletteColorStyle.OneNote:
DrawBackOneNote(context, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
case PaletteColorStyle.RoundedTopLeftWhite:
DrawBackRoundedTopLeftWhite(context, rect, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
case PaletteColorStyle.RoundedTopLight:
DrawBackRoundedTopLight(context, rect, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
case PaletteColorStyle.Rounding4:
DrawBackRounded4(context, rect, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
case PaletteColorStyle.Rounding5:
DrawBackRounding5(context, rect, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
case PaletteColorStyle.LinearShadow:
DrawBackLinearShadow(context, rect, gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation, path);
break;
default:
// Use standard helper routine to create appropriate color brush
using (Brush backBrush = CreateColorBrush(gradientRect, backColor1, backColor2,
backColorStyle, backColorAngle, orientation))
{
context.Graphics.FillPath(backBrush, path);
}
break;
}
// Do we need to draw the image?
if (ShouldDrawImage(backImage))
{
// Get the rectangle to use when dealing with gradients
Rectangle imageRect = context.GetAlignedRectangle(palette.GetBackImageAlign(state), rect);
// Use standard helper routine to create appropriate image brush
using (Brush backBrush = CreateImageBrush(imageRect, backImage, backImageStyle))
context.Graphics.FillPath(backBrush, path);
}
}
}
return memento;
}
/// <summary>
/// Draw border on the inside edge of the specified rectangle.
/// </summary>
/// <param name="context">Rendering context.</param>
/// <param name="rect">Target rectangle.</param>
/// <param name="palette">Palette used for drawing.</param>
/// <param name="orientation">Visual orientation of the border.</param>
/// <param name="state">State associated with rendering.</param>
public override void DrawBorder(RenderContext context,
Rectangle rect,
IPaletteBorder palette,
VisualOrientation orientation,
PaletteState state)
{
Debug.Assert(context != null);
Debug.Assert(palette != null);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (palette == null) throw new ArgumentNullException("palette");
Debug.Assert(context.Control != null);
Debug.Assert(!context.Control.IsDisposed);
PaletteDrawBorders borders = palette.GetBorderDrawBorders(state);
// Is there anything to actually draw?
if ((rect.Width > 0) && (rect.Height > 0) && CommonHelper.HasABorder(borders))
{
// Only use anti aliasing if the border is rounded
SmoothingMode smoothMode = (palette.GetBorderRounding(state) > 0 ? SmoothingMode.AntiAlias : SmoothingMode.Default);
// We want to draw using anti aliasing for a nice smooth effect
using (GraphicsHint hint = new GraphicsHint(context.Graphics, palette.GetBorderGraphicsHint(state)))
{
// Cache commonly used values
int borderWidth = palette.GetBorderWidth(state);
// Get the orientation correct borders value
borders = CommonHelper.OrientateDrawBorders(borders, orientation);
// Is there any border to actually draw?
if (borderWidth > 0)
{
using (Clipping clip = new Clipping(context.Graphics, rect))
{
// We always create the first border path variant
GraphicsPath borderPath0 = CreateBorderBackPath(true, true, rect, borders, borderWidth,
palette.GetBorderRounding(state),
(smoothMode == SmoothingMode.AntiAlias), 0);
GraphicsPath borderPath1 = null;
// We only need the second border path if the two borders used are opposite each other
if ((borders == PaletteDrawBorders.TopBottom) ||
(borders == PaletteDrawBorders.LeftRight))
{
borderPath1 = CreateBorderBackPath(true, true, rect, borders, borderWidth,
palette.GetBorderRounding(state),
(smoothMode == SmoothingMode.AntiAlias), 1);
}
// Get the rectangle to use when dealing with gradients
Rectangle gradientRect = context.GetAlignedRectangle(palette.GetBorderColorAlign(state), rect);
// Use standard helper routine to create appropriate color brush
PaletteColorStyle colorStyle = palette.GetBorderColorStyle(state);
using (Pen borderPen = new Pen(CreateColorBrush(gradientRect,
palette.GetBorderColor1(state),
palette.GetBorderColor2(state),
colorStyle,
palette.GetBorderColorAngle(state),
orientation), borderWidth))
{
if (colorStyle == PaletteColorStyle.Dashed)
borderPen.DashPattern = new float[] { 2, 2 };
context.Graphics.DrawPath(borderPen, borderPath0);
// Optionally also draw the second path
if (borderPath1 != null)
context.Graphics.DrawPath(borderPen, borderPath1);
}
Image borderImage = palette.GetBorderImage(state);
PaletteImageStyle borderImageStyle = palette.GetBorderImageStyle(state);
// Do we need to draw the image?
if (ShouldDrawImage(borderImage))
{
// Get the rectangle to use when dealing with gradients
Rectangle imageRect = context.GetAlignedRectangle(palette.GetBorderImageAlign(state), rect);
// Use standard helper routine to create appropriate image brush
using (Pen borderPen = new Pen(CreateImageBrush(imageRect, borderImage, borderImageStyle), borderWidth))
{
context.Graphics.DrawPath(borderPen, borderPath0);
// Optionally also draw the second path
if (borderPath1 != null)
context.Graphics.DrawPath(borderPen, borderPath1);
}
}
// Remember to dispose of resources
borderPath0.Dispose();
if (borderPath1 != null)
borderPath1.Dispose();
}
}
}
}
}
/// <summary>
/// Draw border on the inside edge of the specified rectangle.
/// </summary>
/// <param name="context">Rendering context.</param>
/// <param name="rect">Target rectangle.</param>
/// <param name="palette">Palette used for drawing.</param>
/// <param name="orientation">Visual orientation of the border.</param>
/// <param name="state">State associated with rendering.</param>
/// <param name="tabBorderStyle">Style of tab border.</param>
public override void DrawTabBorder(RenderContext context,
Rectangle rect,
IPaletteBorder palette,
VisualOrientation orientation,
PaletteState state,
TabBorderStyle tabBorderStyle)
{
Debug.Assert(context != null);
Debug.Assert(palette != null);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (palette == null) throw new ArgumentNullException("palette");
Debug.Assert(context.Control != null);
Debug.Assert(!context.Control.IsDisposed);
// Is there anything to actually draw?
if ((rect.Width > 0) && (rect.Height > 0))
{
// Decide if we need to use anti aliasing for a smoother looking visual
using (GraphicsHint hint = new GraphicsHint(context.Graphics, palette.GetBorderGraphicsHint(state)))
{
// Cache commonly used values
int borderWidth = palette.GetBorderWidth(state);
// Is there any border to actually draw?
if (borderWidth > 0)
{
// Create the path that represents the entire tab border
using (GraphicsPath borderPath = CreateTabBorderBackPath(context.Control.RightToLeft, state, true, rect,
borderWidth, tabBorderStyle, orientation,
(palette.GetBorderGraphicsHint(state) == PaletteGraphicsHint.AntiAlias)))
{
// Get the rectangle to use when dealing with gradients
Rectangle gradientRect = context.GetAlignedRectangle(palette.GetBorderColorAlign(state), rect);
// Use standard helper routine to create appropriate color brush
using(Brush borderBrush = CreateColorBrush(gradientRect,
palette.GetBorderColor1(state),
palette.GetBorderColor2(state),
palette.GetBorderColorStyle(state),
palette.GetBorderColorAngle(state),
orientation))
{
using (Pen borderPen = new Pen(borderBrush, borderWidth))
context.Graphics.DrawPath(borderPen, borderPath);
}
Image borderImage = palette.GetBorderImage(state);
// Do we need to draw the image?
if (ShouldDrawImage(borderImage))
{
// Get the rectangle to use when dealing with gradients
Rectangle imageRect = context.GetAlignedRectangle(palette.GetBorderImageAlign(state), rect);
// Get the image style to use for the image brush
PaletteImageStyle borderImageStyle = palette.GetBorderImageStyle(state);
// Use standard helper routine to create appropriate image brush
using (Pen borderPen = new Pen(CreateImageBrush(imageRect, borderImage, borderImageStyle), borderWidth))
{
context.Graphics.DrawPath(borderPen, borderPath);
}
}
}
}
}
}
}