导航:  GdiPlus Classes > GdiPlus Classes > CGpBrush Class > CGpLinearGradientBrush Class > LinearGradientBrush Object >

GetWrapMode

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描述

 

获取此画笔的换行模式.包模式确定区域如何平铺时,用画笔绘制.

 

C++ Syntax

 

WrapMode GetWrapMode() const;

 

FreeBASIC 语法

 

FUNCTION GetWrapMode () AS WrapMode

 

参数

 

该方法没有参数.

 

返回值

 

此方法返回下列元素的WrapMode枚举:

·WrapModeTile
·WrapModeTileFlipX
·WrapModeTileFlipY
·WrapModeTileFlipXY

 

引用文件

 

CGpBrush.inc (include CGdiPlus.inc)

 

示例

 

' ========================================================================================

' The following example creates a linear gradient brush and sets its wrap mode. Next, the

' code gets the brush's wrap mode and performs tasks based on the brush's current wrap mode.

' ========================================================================================

SUB Example_GetWrapMode (BYVAL hdc AS HDC)

 

  ' // Create a graphics object from the window device context

  DIM graphics AS CGpGraphics = hdc

  ' // Get the DPI scaling ratio

  DIM rxRatio AS SINGLE = graphics.GetDpiX / 96

  DIM ryRatio AS SINGLE = graphics.GetDpiY / 96

  ' // Set the scale transform

  graphics.ScaleTransform(rxRatio, ryRatio)

 

  ' // Create a linear gradient brush.

  DIM rc AS GpRect = GDIP_RECT(0, 0, 100, 50)

  DIM linGrBrush AS CGpLinearGradientBrush = CGpLinearGradientBrush(@rc, _

     GDIP_ARGB(255, 0, 0, 0), GDIP_ARGB(255, 0, 0, 255), LinearGradientModeHorizontal)

 

  linGrBrush.SetWrapMode(WrapModeTileFlipX)

 

  ' // Obtain information about the linear gradient brush.

  DIM nWrapMode AS WrapMode

  nWrapMode = linGrBrush.GetWrapMode

 

  IF nWrapMode = WrapModeTileFlipX THEN

     ' // Do some task

  ELSEIF nWrapMode = WrapModeTileFlipY THEN

     ' // Do a different task

  END IF

 

END SUB

' ========================================================================================