GEF緙栬緫鍣ㄦ槸鏋勬灦鍦―raw2D鐨凢igureCanvas涓婄殑,鑰孎igureCanvas鏄痵wt涓瑿anvas鐨勫瓙綾?
褰撳緱鍒癋igureCanvas涔嬪悗,灝卞彲浠ュ緱鍒癎EF緙栬緫鍣ㄧ殑鍖哄煙鍜孏EF緙栬緫鍣ㄥ唴閮ㄧ敾甯冪殑澶у皬:
緙栬緫鍣ㄥ尯鍩熷ぇ灝?FigureCanvas.getBounds();
榪欐槸榪愮敤浜咶igureCanvas鏄疌anvas瀛愮被鐨勭壒鐐?璋冪敤SWT鐨凜anvas鐨刧etBounds()鏂規(guī)硶,鍗寵皟鐢–ontrol鐨刧etBounds()鏂規(guī)硶.
鐢誨竷澶у皬:FigureCanvas.getContents.getBounds();
榪欐槸榪愮敤浜咺Figure鐨刧etBounds()鏂規(guī)硶, 榪欎袱涓尯鍩熺煩褰笉鍙販娣?
鑻ヨ瑙﹀彂GEF緙栬緫鍣ㄧ殑婊氬姩鏉℃搷浣?浠呴渶璋冪敤FigureCanvas鐨剆crollToX(int hOffset)鍜宻crollToY(int vOffset)鍗沖彲.
鑾峰彇FigureCanvas鐨勬柟娉曚篃姣旇緝綆鍗?閫氳繃EditPart.getViewer()鑾峰緱EditPartViewer,涓鑸儏鍐典笅EditPartViewer鐨凜ontrol灝辨槸FigureCanvas.
鍒楀嚭浠ｇ爜濡備笅:
FigureCanvas聽canvas聽
=
聽(FigureCanvas)EditPart.getViewer().getControl();
canvas.scrollToX( 500 );
canvas.scrollToY( 600 );
System.out.println(canvas.getBounds());
System.out.println(canvas.getContents().getBounds());
canvas.scrollToX( 500 );
canvas.scrollToY( 600 );
System.out.println(canvas.getBounds());
System.out.println(canvas.getContents().getBounds());
]]>