Adobe Extending Flash Professional CS4 Uživatelský manuál stáhnout pdf (Strana 195)

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Chapter 12: drawingLayer object

Availability

Flash MX 2004.

Description

The drawingLayer object is accessible from JavaScript as a child of the flash object. The drawingLayer object is used

for extensible tools when the user wants to temporarily draw while dragging—for example, when creating a selection

marquee. You should call

drawingLayer.beginFrame() before you call any other drawingLayer methods.

Method summary

The following methods are available for the drawingLayer object:

drawingLayer.beginDraw()

Availability

Flash MX 2004.

Usage

drawingLayer.beginDraw([persistentDraw])

Method Description

drawingLayer.beginDraw() Puts Flash in drawing mode.

drawingLayer.beginFrame() Erases what was previously drawn using the drawingLayer and prepares for more

drawing commands.

drawingLayer.cubicCurveTo() Draws a cubic curve from the current pen location using the parameters as the

coordinates of the cubic segment.

drawingLayer.curveTo() Draws a quadratic curve segment starting at the current drawing position and

ending at a specified point.

drawingLayer.drawPath() Draws the specified path.

drawingLayer.endDraw() Exits drawing mode.

drawingLayer.endFrame() Signals the end of a group of drawing commands.

drawingLayer.lineTo() Draws a line from the current drawing position to the point (x,y).

drawingLayer.moveTo() Sets the current drawing position.

drawingLayer.newPath() Returns a new Path object.

drawingLayer.setColor() Sets the color of subsequently drawn data.

drawingLayer.setFill() Applies the specified fill to the drawing layer.

drawingLayer.setStroke() Applies the specified stroke to the drawing layer.

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