IRsSelectionRenderer Interface Reference

Inherits IUnknown.

List of all members.

Public Member Functions
HRESULT	SetMode ([in] UVEActiveTool mode)
HRESULT	Reset ()
HRESULT	Begin ([in] RtUVcoord &c)
HRESULT	AddPoint ([in] RtUVcoord &c)
HRESULT	End ([in] RtUVcoord &c)
HRESULT	Render ([in] IUnknown *pDevice)

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Detailed Description

Renders shape for lasso or rectangle selection tool, which outlines the area being selected.

• Shape is constructed by progressive adding of drag line points in normalized view coordinates.

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Member Function Documentation

HRESULT IRsSelectionRenderer::SetMode

(

[in] UVEActiveTool

mode

)

Sets the selection mode.

• Only UVET_SelectLasso and UVET_SelectRectangle make sense.

Parameters:

mode

[in] Set selection mode.

HRESULT IRsSelectionRenderer::Reset

(

)

Clears drag line and deactivates rendering

HRESULT IRsSelectionRenderer::Begin

(

[in] RtUVcoord &

c

)

Activates rendering and adds first point of drag line.

Parameters:

c

[in] Activate render and drag line.

HRESULT IRsSelectionRenderer::AddPoint

(

[in] RtUVcoord &

c

)

Adds point of drag line.

Parameters:

c

[in] Add point to drag line.

HRESULT IRsSelectionRenderer::End

(

[in] RtUVcoord &

c

)

Adds last point of drag line and deactivate rendering.

Parameters:

c

[in] Last point added and deactivate rendering.

HRESULT IRsSelectionRenderer::Render

(

[in] IUnknown *

pDevice

)

Renders the selection shape to specified device.

Parameters:

pDevice

[in] Target DX device.