diff options
Diffstat (limited to '')
| -rw-r--r-- | Game/Code/lib/PngImage/pngimage.pas | 58 |
1 files changed, 33 insertions, 25 deletions
diff --git a/Game/Code/lib/PngImage/pngimage.pas b/Game/Code/lib/PngImage/pngimage.pas index ec712737..ecd52c5b 100644 --- a/Game/Code/lib/PngImage/pngimage.pas +++ b/Game/Code/lib/PngImage/pngimage.pas @@ -109,8 +109,15 @@ unit pngimage; interface
+{$IFDEF FPC}
+ {$MODE DELPHI}
+{$ENDIF}
+
{Triggers avaliable (edit the fields bellow)}
+{$IFNDef FPC}
{$DEFINE UseDelphi} //Disable fat vcl units (perfect to small apps)
+{$ENDIF}
+
{$DEFINE ErrorOnUnknownCritical} //Error when finds an unknown critical chunk
{$DEFINE CheckCRC} //Enables CRC checking
{$DEFINE RegisterGraphic} //Registers TPNGObject to use with TPicture
@@ -122,8 +129,17 @@ interface uses
- Windows {$IFDEF UseDelphi}, Classes, Graphics, SysUtils{$ENDIF} {$IFDEF Debug},
- dialogs{$ENDIF}, pngzlib, pnglang;
+ Windows,
+ {$IFDEF UseDelphi}
+ Classes,
+ Graphics,
+ SysUtils,
+ {$ENDIF}
+ {$IFDEF Debug}
+ dialogs,
+ {$ENDIF}
+ pngzlib,
+ pnglang;
{$IFNDEF UseDelphi}
const
@@ -1249,8 +1265,7 @@ begin if Output = nil then
GetMem(Output, OutputSize) else ReallocMem(Output, OutputSize);
{Copies the new data}
- CopyMemory(Ptr(Longint(Output) + OutputSize - total_out),
- @Buffer, total_out);
+ CopyMemory(pointer(Longint(Output) + OutputSize - total_out), @Buffer, total_out);
end {if (InflateRet = Z_STREAM_END) or (InflateRet = 0)}
{Now tests for errors}
else if InflateRet < 0 then
@@ -1309,8 +1324,7 @@ begin GetMem(Output, OutputSize) else ReallocMem(Output, OutputSize);
{Copies the new data}
- CopyMemory(Ptr(Longint(Output) + OutputSize - total_out),
- @Buffer, total_out);
+ CopyMemory(Pointer(Longint(Output) + OutputSize - total_out), @Buffer, total_out);
end {if (InflateRet = Z_STREAM_END) or (InflateRet = 0)}
{Now tests for errors}
else if DeflateRet < 0 then
@@ -1676,7 +1690,7 @@ function TStream.GetSize: Longint; function TResourceStream.Read(var Buffer; Count: Integer): Cardinal;
begin
//Returns data
- CopyMemory(@Buffer, Ptr(Longint(Memory) + Position), Count);
+ CopyMemory(@Buffer, pointer(Longint(Memory) + Position), Count);
//Update position
inc(Position, Count);
//Returns
@@ -1938,9 +1952,9 @@ begin if Keyword <> '' then
CopyMemory(Data, @fKeyword[1], Length(Keyword));
{Compression method 0 (inflate/deflate)}
- pByte(Ptr(Longint(Data) + Length(Keyword) + 1))^ := 0;
+ pByte(pointer(Longint(Data) + Length(Keyword) + 1))^ := 0;
if OutputSize > 0 then
- CopyMemory(Ptr(Longint(Data) + Length(Keyword) + 2), Output, OutputSize);
+ CopyMemory(pointer(Longint(Data) + Length(Keyword) + 2), Output, OutputSize);
{Let ancestor calculate crc and save}
Result := SaveData(Stream);
@@ -1969,8 +1983,7 @@ begin {Get text}
fKeyword := PChar(Data);
SetLength(fText, Size - Length(fKeyword) - 1);
- CopyMemory(@fText[1], Ptr(Longint(Data) + Length(fKeyword) + 1),
- Length(fText));
+ CopyMemory(@fText[1], pointer(Longint(Data) + Length(fKeyword) + 1), Length(fText));
end;
{Saving the chunk to a stream}
@@ -1984,8 +1997,7 @@ begin if Keyword <> '' then
CopyMemory(Data, @fKeyword[1], Length(Keyword));
if Text <> '' then
- CopyMemory(Ptr(Longint(Data) + Length(Keyword) + 1), @fText[1],
- Length(Text));
+ CopyMemory(pointer(Longint(Data) + Length(Keyword) + 1), @fText[1], Length(Text));
{Let ancestor calculate crc and save}
Result := inherited SaveToStream(Stream);
end;
@@ -2819,12 +2831,10 @@ begin {Get current row index}
CurrentRow := RowStart[CurrentPass];
{Get a pointer to the current row image data}
- Data := Ptr(Longint(Header.ImageData) + Header.BytesPerRow *
- (ImageHeight - 1 - CurrentRow));
- Trans := Ptr(Longint(Header.ImageAlpha) + ImageWidth * CurrentRow);
+ Data := pointer(Longint(Header.ImageData) + Header.BytesPerRow * (ImageHeight - 1 - CurrentRow));
+ Trans := pointer(Longint(Header.ImageAlpha) + ImageWidth * CurrentRow);
{$IFDEF Store16bits}
- Extra := Ptr(Longint(Header.ExtraImageData) + Header.BytesPerRow *
- (ImageHeight - 1 - CurrentRow));
+ Extra := pointer(Longint(Header.ExtraImageData) + Header.BytesPerRow * (ImageHeight - 1 - CurrentRow));
{$ENDIF}
if Row_Bytes > 0 then {There must have bytes for this interlaced pass}
@@ -3808,9 +3818,8 @@ begin {Get current row index}
CurrentRow := RowStart[CurrentPass];
{Get a pointer to the current row image data}
- Data := Ptr(Longint(Header.ImageData) + Header.BytesPerRow *
- (ImageHeight - 1 - CurrentRow));
- Trans := Ptr(Longint(Header.ImageAlpha) + ImageWidth * CurrentRow);
+ Data := pointer(Longint(Header.ImageData) + Header.BytesPerRow * (ImageHeight - 1 - CurrentRow));
+ Trans := pointer(Longint(Header.ImageAlpha) + ImageWidth * CurrentRow);
{Process all the image rows}
if Row_Bytes > 0 then
@@ -4021,9 +4030,9 @@ begin FOR j := 0 TO fCount - 1 DO
with BitmapInfo.bmiColors[j] do
begin
- DataPtr^ := Owner.InverseGamma[rgbRed]; inc(DataPtr);
+ DataPtr^ := Owner.InverseGamma[rgbRed] ; inc(DataPtr);
DataPtr^ := Owner.InverseGamma[rgbGreen]; inc(DataPtr);
- DataPtr^ := Owner.InverseGamma[rgbBlue]; inc(DataPtr);
+ DataPtr^ := Owner.InverseGamma[rgbBlue] ; inc(DataPtr);
end {with BitmapInfo};
{Let ancestor do the rest of the work}
@@ -5100,8 +5109,7 @@ begin (X mod (8 div DataDepth)) * DataDepth));
{Setting the new pixel}
- ByteData^ := ByteData^ or (ValEntry shl ((8 - DataDepth) -
- (X mod (8 div DataDepth)) * DataDepth));
+ ByteData^ := ByteData^ or (ValEntry shl ((8 - DataDepth) - (X mod (8 div DataDepth)) * DataDepth));
end {with png.Header}
end;
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