Class: Renderer

Constructor

Renderer

new Renderer()

The geras renderer.

Extends: Blockly.blockRendering.Renderer

Property

highlightConstants_

non-null Blockly.geras.HighlightConstantProvider

Methods

getConstants

package

getConstants() returns Blockly.blockRendering.ConstantProvider

Get the current renderer's constant provider. We assume that when this is called, the renderer has already been initialized.

Inherited from: Blockly.blockRendering.Renderer#getConstants
Returns: The constant provider.

getHighlightConstants

package

getHighlightConstants() returns Blockly.geras.HighlightConstantProvider

Get the renderer's highlight constant provider. We assume that when this is called, the renderer has already been initialized.

Returns: non-null Blockly.geras.HighlightConstantProvider The highlight constant provider.

init

package

init()

Initialize the renderer. Geras has a highlight provider in addition to the normal constant provider.

Inherited from: Blockly.geras.Renderer#init

makeConstants_

protected

makeConstants_() returns Blockly.blockRendering.ConstantProvider

Create a new instance of the renderer's constant provider.

Inherited from: Blockly.geras.Renderer#makeConstants_
Returns: The constant provider.

makeCursorDrawer

package

makeCursorDrawer(workspace, opt_marker) returns Blockly.CursorSvg

Create a new instance of the renderer's cursor drawer.

Parameter
workspace	The workspace the cursor belongs to. Value must not be null.
opt_marker	Optional True if the cursor is a marker. A marker is used to save a location and is an immovable cursor. False or undefined if the cursor is not a marker.

Parameter

workspace

The workspace the cursor belongs to.

Value must not be null.

opt_marker

Optional

True if the cursor is a marker. A marker is used to save a location and is an immovable cursor. False or undefined if the cursor is not a marker.

Inherited from: Blockly.blockRendering.Renderer#makeCursorDrawer
Returns: The cursor drawer.

makeDebugger_

protected

makeDebugger_() returns Blockly.blockRendering.Debug

Create a new instance of the renderer's debugger.

Inherited from: Blockly.blockRendering.Renderer#makeDebugger_
Returns: The renderer debugger.

makeDrawer_

protected

makeDrawer_(block, info) returns Blockly.geras.Drawer

Create a new instance of the renderer's drawer.

Parameter
block	The block to render. Value must not be null.
info	An object containing all information needed to render this block. Value must not be null.

Parameter

block

The block to render.

Value must not be null.

info

An object containing all information needed to render this block.

Value must not be null.

Inherited from: Blockly.geras.Renderer#makeDrawer_
Returns: The drawer.

makeHighlightConstants_

protected

makeHighlightConstants_() returns Blockly.geras.HighlightConstantProvider

Create a new instance of the renderer's highlight constant provider.

Inherited from: Blockly.blockRendering.Renderer#makeHighlightConstants_
Returns: The highlight constant provider.

makePathObject

package

makePathObject(root) returns Blockly.geras.PathObject

Create a new instance of a renderer path object.

Parameter
root	The root SVG element. Value must not be null.

Inherited from: Blockly.geras.Renderer#makePathObject
Returns: The renderer path object.

makeRenderInfo_

protected

makeRenderInfo_(block) returns Blockly.geras.RenderInfo

Create a new instance of the renderer's render info object.

Parameter
block	The block to measure. Value must not be null.

Parameter

block

The block to measure.

Value must not be null.

Inherited from: Blockly.geras.Renderer#makeRenderInfo_
Returns: The render info object.

render

package

render(block)

Render the block.

Parameter
block	The block to render. Value must not be null.

Parameter

block

The block to render.

Value must not be null.

Inherited from: Blockly.blockRendering.Renderer#render