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https://github.com/moparisthebest/Simba
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Made MWindow.Free/Unfreeze
git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@68 3f818213-9676-44b0-a9b4-5e4c4e03d09d
This commit is contained in:
Raymond
parent
5d58b428ea
commit
60cb8a6d8b
@ -51,6 +51,8 @@ type
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private
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FreezeState: Boolean;
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FrozenData : PRGB32;
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FrozenSize : TPoint;
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public
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// Client
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Client: TObject;
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@ -129,7 +131,8 @@ begin
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Self.Client := Client;
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Self.FrozenData:= nil;
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Self.FrozenSize := Classes.Point(-1,-1);
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Self.FreezeState :=False;
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Self.ArrayPtr := nil;
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@ -167,7 +170,8 @@ end;
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destructor TMWindow.Destroy;
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begin
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if FrozenData <> nil then
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FreeMem(FrozenData);
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{$IFDEF LINUX}
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XCloseDisplay(Self.XDisplay);
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{$ENDIF}
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@ -185,8 +189,19 @@ var
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Old_Handler: TXErrorHandler;
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{$ENDIF}
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TmpData: PRGB32;
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w,h : integer;
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begin
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Self.GetDimensions(w,h);
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if (xs < 0) or (xs + width > w) or (ys < 0) or (ys + height > h) then
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raise Exception.CreateFMT('TMWindow.ReturnData: The parameters passed are wrong; xs,ys %d,%d width,height %d,%d',[xs,ys,width,height]);
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if Self.Frozen then
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begin;
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TmpData := Self.FrozenData;
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Inc(TmpData, ys * width + xs);
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Result.Ptr:= tmpData;
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Result.IncPtrWith:= Self.FrozenSize.x - width;
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end else
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case Self.TargetMode of
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w_Window:
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begin
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@ -232,7 +247,7 @@ begin
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// Increase the pointer to the specified start of the data.
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Inc(TmpData, ys * Height + xs);
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Inc(TmpData, ys * width + xs);
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Result.Ptr := TmpData;
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Result.IncPtrWith:= Self.ArraySize.x - width;
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@ -276,15 +291,29 @@ end;
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// client?
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function TMWindow.Freeze: Boolean;
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var
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w,h,x,y : integer;
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PtrReturn : TRetData;
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begin
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if Self.FreezeState then
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raise Exception.CreateFMT('TMWindow.Freeze: The window is already frozen.',[]);
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Result := true;
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Self.GetDimensions(w,h);
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Self.FrozenSize := Classes.Point(w,h);
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PtrReturn := Self.ReturnData(0,0,w,h);
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GetMem(Self.FrozenData, w * h * sizeof(TRGB32));
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Move(PtrReturn.Ptr[0], FrozenData[0], w*h*sizeof(TRGB32));
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Self.FreezeState:=True;
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raise Exception.createFMT('Freeze: Not yet implemented.', []);
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end;
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function TMWindow.Unfreeze: Boolean;
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begin
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if Self.FreezeState = false then
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raise Exception.CreateFMT('TMWindow.Unfreeze: The window is not frozen.',[]);
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FreeMem(Self.FrozenData);
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Self.FrozenData := nil;
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Result := True;
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Self.FreezeState:=False;
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raise Exception.createFMT('Unfreeze: Not yet implemented.', []);
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end;
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// Bugged. For params other than 0, 0, ClientWidth, ClientHeight
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@ -297,6 +326,8 @@ var
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ww, hh: Integer;
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Raw: TRawImage;
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Bmp: TBitmap;
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y : integer;
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TempData : PRGB32;
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{$IFDEF LINUX}
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Old_Handler: TXErrorHandler;
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Img: PXImage;
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@ -310,71 +341,71 @@ begin
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ww := xe-xs;
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hh := ye-ys;
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if(xs < 0) or (ys < 0) or (xe > W) or (ye > H) then
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begin
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writeln('Faulty coordinates');
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exit;
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Raise Exception.CreateFMT('CopyClientToBitmap TMWindow: Faulty coordinates (%d,%d)(%d,%d); Width/Height is (%d,%d)',[xs,ys,xe,ye,w,h]);
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if Self.Frozen then
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begin;
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TempData:= GetMem((ww + 1) * (hh + 1) * sizeof(TRGB32));
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for y := ys to ye do
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Move(Self.FrozenData[y*Self.FrozenSize.x],TempData[(y-ys) * (ww+1)],(ww+1) * SizeOf(TRGB32));
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ArrDataToRawImage(TempData,Classes.Point(ww + 1,hh + 1),Raw);
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Bmp := TBitmap.Create;
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Bmp.LoadFromRawImage(Raw,true);
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Result := bmp;
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end else
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case Self.TargetMode Of
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w_Window:
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begin
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{$IFDEF MSWINDOWS}
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Result := TBitmap.Create;
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Result.SetSize(ww+1,hh+1);
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BitBlt(result.canvas.handle,0,0,ww+1,hh+1,
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self.TargetDC,xs,ys, SRCCOPY);
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{$ENDIF}
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end;
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w_XWindow:
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begin
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{$IFDEF LINUX}
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Old_Handler := XSetErrorHandler(@MufasaXErrorHandler);
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Img := XGetImage(Self.XDisplay, Self.curWindow, xs, ys, ww, hh, AllPlanes, ZPixmap);
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XImageToRawImage(Img, Raw);
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Bmp := TBitmap.Create;
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Bmp.LoadFromRawImage(Raw, False);
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Result := Bmp;
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{
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If you want to use some internal Bitmap system, BitBlt to it here.
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Don't forget to free Bmp!
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}
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//lclintf.BitBlt(Bmps[bitmap].Canvas.Handle, 0, 0, ww + 1, hh + 1, Bmp.Canvas.Handle, xs, ys, SRCCOPY);
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//Bmp.Free;
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XDestroyImage(Img);
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XSetErrorHandler(Old_Handler);
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{$ELSE}
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raise Exception.createFMT('CopyClientToBitmap: You cannot use ' +
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'the XImage mode on Windows.', []);
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{$ENDIF}
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end;
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w_ArrayPtr:
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begin
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// Will only work if the coords are 0, 0, w, h.
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// Otherwise, we will need to perform mem copy/move operations.
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// Copy it to a XImage-alike structure,
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// then pass it to ArrDataToRawImage.
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// Basically, Copy the data slices from the array into a XImage,
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// where the data IS aligned.
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TempData:= GetMem((ww + 1) * (hh + 1) * sizeof(trgb32));
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for y := ys to ye do
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Move(Self.ArrayPtr[y*Self.ArraySize.x],TempData[(y-ys) * (ww+1)],(ww+1) * SizeOf(TRGB32));
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ArrDataToRawImage(TempData,Classes.Point(ww+1,hh+1),Raw);
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Bmp := TBitmap.Create;
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Bmp.LoadFromRawImage(Raw,true);
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Result := bmp;
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end;
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end;
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case Self.TargetMode Of
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w_Window:
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begin
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{$IFDEF MSWINDOWS}
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Result := TBitmap.Create;
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Result.SetSize(ww+1,hh+1);
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BitBlt(result.canvas.handle,0,0,ww+1,hh+1,
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self.TargetDC,xs,ys, SRCCOPY);
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{$ENDIF}
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end;
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w_XWindow:
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begin
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{$IFDEF LINUX}
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Old_Handler := XSetErrorHandler(@MufasaXErrorHandler);
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Img := XGetImage(Self.XDisplay, Self.curWindow, xs, ys, ww, hh, AllPlanes, ZPixmap);
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XImageToRawImage(Img, Raw);
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Bmp := TBitmap.Create;
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Bmp.LoadFromRawImage(Raw, False);
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Result := Bmp;
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{
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If you want to use some internal Bitmap system, BitBlt to it here.
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Don't forget to free Bmp!
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}
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//lclintf.BitBlt(Bmps[bitmap].Canvas.Handle, 0, 0, ww + 1, hh + 1, Bmp.Canvas.Handle, xs, ys, SRCCOPY);
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//Bmp.Free;
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XDestroyImage(Img);
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XSetErrorHandler(Old_Handler);
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{$ELSE}
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raise Exception.createFMT('CopyClientToBitmap: You cannot use ' +
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'the XImage mode on Windows.', []);
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{$ENDIF}
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end;
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w_ArrayPtr:
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begin
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// Will only work if the coords are 0, 0, w, h.
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// Otherwise, we will need to perform mem copy/move operations.
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// Copy it to a XImage-alike structure,
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// then pass it to ArrDataToRawImage.
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// Basically, Copy the data slices from the array into a XImage,
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// where the data IS aligned.
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raise Exception.createFMT('Array Data to Bitmap not yet fully ' +
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'implemented', []);
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Result := nil;
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exit;
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ArrDataToRawImage(Self.ArrayPtr, Self.ArraySize, Raw);
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Bmp := TBitmap.Create;
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Bmp.LoadFromRawImage(Raw, False);
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Result := Bmp;
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end;
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end;
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end;
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procedure TMWindow.ActivateClient;
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@ -418,6 +449,11 @@ var
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Rect : TRect;
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{$ENDIF}
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begin
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if Frozen then
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begin;
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w := FrozenSize.x;
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h := FrozenSize.y;
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end else
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case TargetMode of
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w_Window:
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begin
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@ -460,6 +496,8 @@ function TMWindow.SetTarget(XWindow: x.TWindow): integer; overload;
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var
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Old_Handler: TXErrorHandler;
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begin
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if Self.Frozen then
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raise Exception.CreateFMT('You cannot set a target when Frozen',[]);
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Old_Handler := XSetErrorHandler(@MufasaXErrorHandler);
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Self.CurWindow := XWindow;
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Self.TargetMode:= w_XWindow;
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@ -469,11 +507,10 @@ end;
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function TMWindow.SetTarget(Window: THandle; NewType: TTargetWindowMode): integer; overload;
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begin
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if Self.Frozen then
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raise Exception.CreateFMT('You cannot set a target when Frozen',[]);
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if NewType in [ w_XWindow, w_ArrayPtr ] then
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begin
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raise Exception.createFMT('SetTarget: Invalid new type.', []);
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Exit;
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end;
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case NewType of
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w_Window :
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begin;
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@ -500,6 +537,8 @@ end;
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}
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function TMWindow.SetTarget(ArrPtr: PRGB32; Size: TPoint): integer; overload;
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begin
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if Self.Frozen then
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raise Exception.CreateFMT('You cannot set a target when Frozen',[]);
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If Self.TargetMode = w_XWindow then
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Self.FreeReturnData;
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