image如何实现pen对象的mode属性(50分)

T

tank37

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2000-11-15

• #1

image.canvas.pen.mode该如何实现对图像的重画，就像controlbar一样用的？？

 

D

douh

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GUEST, unregistred user!

• 2000-11-23

• #2

重画时：
背景为clBlack:
image.canvas.pen.mode:=pmXor;
背景为clWhite:
image.canvas.pen.mode:=pmXorNot;

 

W

wjiachun

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2001-01-01

• #3

接受答案了.