级别: 新手上路
- 注册时间:
- 2003-11-15
- 在线时间:
- 2小时
- 发帖:
- 461
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KMPlayer官方BBS，中午刚刚发的帖子：11:12 AM，作者 kyh96403 (Administrator) （懂英文的可以看看。虽然作者的英文……很菜） http://www.kmplayer.com/forums/showthread.php?t=140KMPlayer的 pan & scan源代码（Delphi）： - procedure TMainForm.ScreenSizeCtrl(Dx,Dy,Dw,Dh : integer;isabs : Boolean);
- var
- l,t,w,h : integer;
- begin
- if isabs then begin
- FPanDx:=Dx;
- FPanDy:=Dy;
- FPanDw:=Dw;
- FPanDh:=Dh;
- end
- else begin
- inc(FPanDx,Dx);
- inc(FPanDy,Dy);
- inc(FPanDw,Dw);
- inc(FPanDh,Dh);
- if FPanDx<-90 then FPanDx:=-90;
- if FPanDy<-90 then FPanDy:=-90;
- if FPanDw<-90 then FPanDw:=-90;
- if FPanDh<-90 then FPanDh:=-90;
- end;
- l:=FLastVideoLeft+FLastVideoWidth*FPanDx div 100;
- t:=FLastVideoTop+FLastVideoHeight*FPanDy div 100;
- w:=FLastVideoWidth+FLastVideoWidth*FPanDw div 100;
- h:=FLastVideoHeight+FLastVideoHeight*FPanDh div 100;
- SetVideoArea(l,t,w,h);
- end;
- procedure TMainForm.PanScanProcess(Tag : integer);
- begin
- case Tag of
- 0 : begin
- FPanDx:=0;
- FPanDy:=0;
- FPanDw:=0;
- FPanDh:=0;
- if IsZoomed(Handle) then PersistScreenMax(True)
- else PersistScreenMax(FPersistScreen>0);
- end;
- 1 : ScreenAddSub(False,False);
- 2 : ScreenAddSub(True,False);
- 3 : ScreenSizeCtrl(+1,0,-2,0);
- 4 : ScreenSizeCtrl(-1,0,+2,0);
- 6 : ScreenSizeCtrl(0,+1,0,-2);
- 5 : ScreenSizeCtrl(0,-1,0,+2);
- 7 : ScreenSizeCtrl(-1,0,0,0);
- 8 : ScreenSizeCtrl(+1,0,0,0);
- 9 : ScreenSizeCtrl(0,-1,0,0);
- 10 : ScreenSizeCtrl(0,+1,0,0);
- end;
- end;
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