PowerUI.CanvasContext2D Class Reference

Detailed Description

Represents a canvas context which lets you draw 2D shapes and polygons on the UI. See the canvas html tag for more information.

Inheritance diagram for PowerUI.CanvasContext2D:

Public Member Functions
	CanvasContext2D (HtmlCanvasElement canvas)
	Creates a new canvas context for the given canvas element. More...
Public Member Functions inherited from PowerUI.CanvasContext
	CanvasContext (HtmlCanvasElement canvas)
	Creates a new canvas context for the given canvas element. More...
Glyph	ToGlyph ()
	Creates an infinitext glyph from the path you've just made. More...
void	beginPath ()
	Starts creating a path on this context. Used to draw and fill in any kind of shape. More...
void	closePath ()
	Closes the current path such that it forms a loop by drawing a line to the first node. More...
void	lineTo (float x, float y)
	Adds a line from the current pen location to the given point. Note that nothing will be seen until you call a fill or stroke method. More...
void	arc (float centerX, float centerY, float radius, float sAngle, float eAngle)
	Creates an arc around the given circle center. Note that nothing will be seen until you call a fill or stroke method. More...
void	arc (float centerX, float centerY, float radius, float sAngle, float eAngle, bool counterClockwise)
	Creates an arc around the given circle center. Note that nothing will be seen until you call a fill or stroke method. More...
bool	isPointInPath (float x, float y)
	Is the specified point in (not on) the current path? More...
void	curveTo (float c1x, float c1y, float c2x, float c2y, float x, float y)
void	quadraticCurveTo (float cx, float cy, float x, float y)
void	Destroy ()
	Tidies up this context. More...
void	arcTo (float x1, float y1, float x2, float y2, float radius)
	Adds an arc between the given points using the pen point as a control point. Note that nothing will be seen until you call a fill or stroke method. More...
float	Angle (float x0, float y0, float x1, float y1)
	Gets the signed angle from one vector, the first, to another. More...
void	stroke ()
	Draws the outline of path you created, and doesn't reset the path, using the stroke style. More...
void	fill ()
	Fills the current path with a solid colour. The colour used originates from the fillStyle. More...
void	moveTo (float x, float y)
	Moves the current pen location to the given point. Used when drawing paths. More...
void	UpdateDimensions (LayoutBox box)
	Applies the image data so it's ready for rendering. More...
void	clear ()
	Useful method to clear the whole context. More...
void	clearRect (int xStart, int yStart, int width, int height)
	Clears the specified region of the canvas. More...
void	fillRect (int xStart, int yStart, int width, int height)
	Fills the specified box region using the current fillStyle. More...
void	fillRect (int xStart, int yStart, int rectWidth, int rectHeight, Color32 colour)
	Fills the specified box region using the given colour. More...

Additional Inherited Members
Public Attributes inherited from PowerUI.CanvasContext
Scanner	Rasteriser
	The rasteriser used to fill with. More...
VectorPath	Path
	The underlying path. More...
Color	FillColour =new Color(0,0,0,1f)
	The current fill colour. See fillStyle. Default is black. More...
Color	StrokeColour =new Color(0,0,0,1f)
	The current stroke colour. See strokeStyle. Default is black. More...
Properties inherited from PowerUI.CanvasContext
DynamicTexture	ImageData [get]
	The target rendering plane. Always exists. More...
byte[]	pngData [get]
	This canvas as a png. Null if it contains nothing. More...
int	PathNodeCount [get]
	The current number of nodes on the current path. More...
HtmlElement	canvas [get]
	The canvas element that this is the context for. More...
string	fillStyle [get, set]
	Applies the current fill style. More...
string	strokeStyle [get, set]
	Applies the current stroke style. More...
int	width [get, set]
	The width of the canvas context. More...
int	height [get, set]
	The height of the canvas context. More...

Constructor & Destructor Documentation

PowerUI.CanvasContext2D.CanvasContext2D ( HtmlCanvasElement  canvas)

inline

Creates a new canvas context for the given canvas element.

Parameters

canvas

The canvas handler for a particular canvas element.