rotate image
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klik menu image -->> rotate canvas 90cw
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klik menu image -->> rotate canvas 90ccw
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klik menu image -->> rotate canvas arbitrary..
rotate arbitrary memungkinkan anda mengubah rotasi dengan sudut sebesar yang anda minta
contoh di bawah ini mnggunakan sudut 17 derajat
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klik menu image -->> rotate canvas flip canvas horizotal
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klik menu image -->> rotate canvas flip canvas vertical
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