BordersDrawHandler

TheArtOfDev.HtmlRenderer.Core.Handlers

Contains all the complex paint code to paint different style borders.

Methoden

Darken(RColor) : RColor

Makes the specified color darker for inset/outset borders.

DrawBorder(Border, RGraphics, CssBox, RBrush, RRect)

Draw simple border.

border: Desired border
g: the device to draw to
box: Box which the border corresponds
brush: the brush to use
rectangle: the bounding rectangle to draw in

Rückgabe: Beveled border path, null if there is no rounded corners

DrawBorder(Border, CssBox, RGraphics, RRect, bool, bool)

Draw specific border (top/bottom/left/right) with the box data (style/width/rounded).

border: desired border to draw
box: the box to draw its borders, contain the borders data
g: the device to draw into
rect: the rectangle the border is enclosing
isLineStart: Specifies if the border is for a starting line (no bevel on left)
isLineEnd: Specifies if the border is for an ending line (no bevel on right)

DrawBoxBorders(RGraphics, CssBox, RRect, bool, bool)

Draws all the border of the box with respect to style, width, etc.

g: the device to draw into
box: the box to draw borders for
rect: the bounding rectangle to draw in
isFirst: is it the first rectangle of the element
isLast: is it the last rectangle of the element

GetColor(Border, CssBoxProperties, string) : RColor

Get the border color for the given box border.

GetPen(RGraphics, string, RColor, double) : RPen

Get pen to be used for border draw respecting its style.

GetRoundedBorderPath(RGraphics, Border, CssBox, RRect) : RGraphicsPath

Makes a border path for rounded borders. To support rounded dotted/dashed borders we need to use arc in the border path. Return null if the border is not rounded.

g: the device to draw into
border: Desired border
b: Box which the border corresponds
r: the rectangle the border is enclosing

Rückgabe: Beveled border path, null if there is no rounded corners

GetStyle(Border, CssBoxProperties) : string

Get the border style for the given box border.

GetWidth(Border, CssBoxProperties) : double

Get the border width for the given box border.

SetInOutsetRectanglePoints(Border, CssBox, RRect, bool, bool)

Set rectangle for inset/outset border as it need diagonal connection to other borders.

border: Desired border
b: Box which the border corresponds
r: the rectangle the border is enclosing
isLineStart: Specifies if the border is for a starting line (no bevel on left)
isLineEnd: Specifies if the border is for an ending line (no bevel on right)

Rückgabe: Beveled border path, null if there is no rounded corners

Felder

_borderPts : RPoint[]

used for all border paint to use the same points and not create new array each time.