{
// TODO: Add your message handler code here and/or call default
CView::OnLButtonDown(nFlags, point);
p0=p1=point;//宸插畾涔夌殑cpoint鍙橀噺
}
void CDrawlineView::OnMouseMove(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
if(nFlags==MK_LBUTTON)
{
CClientDC dc(this);
pDefPen=dc.SelectObject (pPreviewPen);
dc.SetROP2(R2_XORPEN); /*瀹冧笉鏄緗綋鍓嶇敾絎旂殑棰滆壊鍜屽睆騫曡壊鐨勭粍鍚堣繍綆楀緱鍒扮殑緇樺浘妯″紡錛屼笉鏄彧鏄叧浜?nbsp; 棰滆壊鍚楋紝褰撴病鏈夎繖鍙ユ椂錛岄紶鏍囩Щ鍔ㄧ敾鍑虹殑綰塊兘浼?xì)淇濈暀涓嬫潵锛屼皋Z粈涔堝憿*/
dc.MoveTo(p0); //榪欏彞鍜屼笅闈竴鍙ワ紝褰撴病鏈夛紝榧犳爣縐誨姩鐢誨嚭鐨勭嚎閮戒細(xì)淇濈暀涓嬫潵錛屽綋鏈夋椂錛屾棤璁烘庝箞
dc.LineTo(p1); //縐?鍔ㄩ兘鍙湁涓鏉＄洿綰匡紝 涓轟粈涔堬紝鎴戝疄鍦ㄦ槸鎯充笉鏄庣櫧錛?
p1=point;
dc.MoveTo (p0);
dc.LineTo (p1);
dc.SelectObject (pDefPen);
}
}
鎴戠湅鍒頒竴涓漢鏈夎榪欐牱鐨勮瘽錛?span style="WORD-SPACING: 0px; FONT: 16px Simsun; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px">鍐嶉噸鐢諱竴嬈″氨鎿︽帀浜?jiǎn)锛屼袱娆″紓鎴枮q瓑浜庢病鐢匯傦紝浣嗕笉鐭ユ槸涓轟粈涔堛?br>瀹炲湪鏄兂涓嶆槑鐧斤紝鍚戣礬榪囩殑鏈嬪弸璇鋒暀涓涓嬶紝涓嶈儨鎰熸縺錛?/span>
緇忚繃鎴戝嬈＄炕涔︼紝鍦ㄤ竴鏈功鐪嬪埌榪欐牱鐨勪竴孌佃瘽錛屼及涓斾綔涓烘殏鏃剁殑絳旀鍚?
璇ユ柟娉曞厛灝嗙墿浣撶殑棰滆壊涓庤儗鏅殑棰滆壊榪涜寮傛垨榪愮畻錛岀敤寰楀埌鐨勬柊棰滆壊鐢葷墿浣擄紝榪欐牱鍋氶犳垚浜?jiǎn)鏈夎壊閫忔槑鐗╀綋嫻簬鑳屾櫙涔嬩笂鐨勬晥鏋滐紝鑰屼竴鏃﹀湪鍚屼竴浣嶇疆錛岀敤鍚屾牱鐨勮繍綆楋紝鍦ㄨ鍖哄煙娌℃湁鐢誨叾浠栧浘褰㈢殑鎯呭喌涓嬶紝灝嗗悓涓鐗╀綋鍐嶇敾涓嬈★紝鍗磋兘浣胯儗鏅濂囩殑澶嶅師銆?/span>
涓涓濂囷紝灝監(jiān)VER鍟︼紝
鍙互瀹炵幇鑷姷娑堢殑鏁堟灉鐨勮繍綆楀湪SETROP2()鏈変笁縐嶏紝
R2_NOT
R2_NOTXORPEN
R2_XORPEN
]]>