mirror of
https://github.com/moparisthebest/Simba
synced 2024-11-23 01:32:17 -05:00
3832f01616
git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@445 3f818213-9676-44b0-a9b4-5e4c4e03d09d
1167 lines
32 KiB
ObjectPascal
1167 lines
32 KiB
ObjectPascal
{
|
|
This file is part of the Mufasa Macro Library (MML)
|
|
Copyright (c) 2009 by Raymond van Venetië and Merlijn Wajer
|
|
|
|
MML is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
MML is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with MML. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
See the file COPYING, included in this distribution,
|
|
for details about the copyright.
|
|
|
|
Bitmaps class for the Mufasa Macro Library
|
|
}
|
|
|
|
unit bitmaps;
|
|
|
|
{$mode objfpc}{$H+}
|
|
|
|
interface
|
|
uses
|
|
Classes, SysUtils, FPImage,IntfGraphics,graphtype,MufasaTypes,graphics;
|
|
|
|
type
|
|
|
|
{ TMufasaBitmap }
|
|
TMufasaBitmap = class(TObject)
|
|
private
|
|
w,h : integer;
|
|
TransparentColor : TRGB32;
|
|
TransparentSet : boolean;
|
|
FIndex : integer;
|
|
public
|
|
OnDestroy : procedure(Bitmap : TMufasaBitmap) of object;
|
|
FakeData : array of TRGB32;
|
|
FData : PRGB32;
|
|
BmpName : string; //Optional?
|
|
property Index : integer read FIndex write FIndex;
|
|
procedure SetSize(AWidth,AHeight : integer);
|
|
procedure StretchResize(AWidth,AHeight : integer);
|
|
property Width : Integer read w;
|
|
property Height : Integer read h;
|
|
procedure ValidatePoint(x,y : integer);
|
|
function SaveToFile(const FileName : string) :boolean;
|
|
procedure LoadFromFile(const FileName : string);
|
|
procedure FastSetPixel(x,y : integer; Color : TColor);
|
|
procedure FastSetPixels(TPA : TPointArray; Colors : TIntegerArray);
|
|
procedure DrawATPA(ATPA : T2DPointArray; Colors : TIntegerArray);overload;
|
|
procedure DrawATPA(ATPA : T2DPointArray);overload;
|
|
procedure DrawTPA(TPA : TPointArray; Color : TColor);
|
|
function CreateTPA(SearchCol : TColor) : TPointArray;
|
|
function FastGetPixel(x,y : integer) : TColor;
|
|
function FastGetPixels(TPA : TPointArray) : TIntegerArray;
|
|
Procedure SetTransparentColor(Col : TColor);
|
|
Function GetTransparentColor : TColor;
|
|
property TransparentColorSet : boolean read TransparentSet;
|
|
procedure FastDrawClear(Color : TColor);
|
|
procedure FastDrawTransparent(x, y: Integer; TargetBitmap: TMufasaBitmap);
|
|
procedure FastReplaceColor(OldColor, NewColor: TColor);
|
|
procedure CopyClientToBitmap(MWindow : TObject;Resize : boolean; xs, ys, xe, ye: Integer);overload;
|
|
procedure CopyClientToBitmap(MWindow : TObject;Resize : boolean;x,y : integer; xs, ys, xe, ye: Integer);overload;
|
|
procedure RotateBitmap(angle: Extended;TargetBitmap : TMufasaBitmap );
|
|
procedure Desaturate;overload;
|
|
procedure Desaturate(TargetBitmap : TMufasaBitmap); overload;
|
|
procedure GreyScale(TargetBitmap : TMufasaBitmap);overload;
|
|
procedure GreyScale;
|
|
procedure Brightness(br: integer);overload;
|
|
procedure Brightness(TargetBitmap : TMufasaBitmap; br : integer); overload;
|
|
procedure Contrast(co: Extended);overload;
|
|
procedure Contrast(TargetBitmap : TMufasaBitmap; co : Extended);overload;
|
|
procedure Invert;
|
|
procedure Posterize(TargetBitmap : TMufasaBitmap; Po : integer);overload;
|
|
procedure Posterize(Po : integer);overload;
|
|
function Copy: TMufasaBitmap;
|
|
function ToTBitmap: TBitmap;
|
|
procedure LoadFromTBitmap(bmp: TBitmap);
|
|
procedure LoadFromRawImage(RawImage: TRawImage);
|
|
function CreateTMask : TMask;
|
|
constructor Create;
|
|
destructor Destroy;override;
|
|
end;
|
|
|
|
TMufasaBmpArray = Array of TMufasaBitmap;
|
|
{ TMBitmaps }
|
|
TMBitmaps = class(TObject)
|
|
protected
|
|
Client : TObject;
|
|
FreeSpots : Array of integer;
|
|
BmpArray : TMufasaBmpArray;
|
|
BmpsCurr,BmpsHigh,FreeSpotsHigh,FreeSpotsLen : integer;
|
|
public
|
|
function GetBMP(Index : integer) : TMufasaBitmap;
|
|
property Bmp[Index : integer]: TMufasaBitmap read GetBMP;
|
|
function CreateBMP(w, h: integer): Integer;
|
|
function CopyBMP( Bitmap : integer) : Integer;
|
|
function CreateMirroredBitmap(bitmap: Integer; MirrorStyle : TBmpMirrorStyle): Integer;
|
|
function CreateBMPFromFile(const Path : string) : integer;
|
|
function CreateBMPFromString(width,height : integer; Data : string) : integer;overload;
|
|
function CreateBMPFromString(BmpName : string; width,height : integer; Data : string) : integer;overload;
|
|
procedure FreeBMP( Number : integer);
|
|
constructor Create(Owner : TObject);
|
|
destructor Destroy;override;
|
|
end;
|
|
|
|
Procedure ArrDataToRawImage(Ptr: PRGB32; Size: TPoint; out RawImage: TRawImage);
|
|
|
|
implementation
|
|
|
|
uses
|
|
paszlib,DCPbase64,math,
|
|
colour_conv,IOManager,mufasatypesutil,tpa;
|
|
|
|
// Needs more fixing. We need to either copy the memory ourself, or somehow
|
|
// find a TRawImage feature to skip X bytes after X bytes read. (Most likely a
|
|
// feature)
|
|
Procedure ArrDataToRawImage(Ptr: PRGB32; Size: TPoint; out RawImage: TRawImage);
|
|
Begin
|
|
RawImage.Init; { Calls raw.Description.Init as well }
|
|
|
|
RawImage.Description.PaletteColorCount:=0;
|
|
RawImage.Description.MaskBitsPerPixel:=0;
|
|
RawImage.Description.Width := Size.X;
|
|
RawImage.Description.Height:= Size.Y;
|
|
|
|
RawImage.Description.Format := ricfRGBA;
|
|
RawImage.Description.ByteOrder := riboLSBFirst;
|
|
RawImage.Description.BitOrder:= riboBitsInOrder; // should be fine
|
|
RawImage.Description.Depth:=24;
|
|
RawImage.Description.BitsPerPixel:=32;
|
|
RawImage.Description.LineOrder:=riloTopToBottom;
|
|
RawImage.Description.LineEnd := rileDWordBoundary;
|
|
|
|
RawImage.Description.RedPrec := 8;
|
|
RawImage.Description.GreenPrec:= 8;
|
|
RawImage.Description.BluePrec:= 8;
|
|
RawImage.Description.AlphaPrec:=0;
|
|
|
|
|
|
RawImage.Description.RedShift:=16;
|
|
RawImage.Description.GreenShift:=8;
|
|
RawImage.Description.BlueShift:=0;
|
|
|
|
RawImage.DataSize := RawImage.Description.Width * RawImage.Description.Height
|
|
* (RawImage.Description.bitsperpixel shr 3);
|
|
RawImage.Data := PByte(Ptr);
|
|
End;
|
|
|
|
function Min(a,b:integer) : integer;
|
|
begin
|
|
if a < b then
|
|
result := a
|
|
else
|
|
result := b;
|
|
end;
|
|
|
|
{ TMBitmaps }
|
|
|
|
|
|
function TMBitmaps.GetBMP(Index: integer): TMufasaBitmap;
|
|
begin
|
|
Result := nil;
|
|
if (Index >= 0) and (Index <= BmpsCurr) then
|
|
if BmpArray[Index] <> nil then
|
|
Result := BmpArray[Index];
|
|
if Result = nil then
|
|
raise Exception.CreateFmt('The bitmap[%d] does not exist',[Index]);
|
|
end;
|
|
|
|
function TMBitmaps.CreateBMP(w,h : integer): Integer;
|
|
begin
|
|
if BmpsCurr < BmpsHigh then
|
|
begin;
|
|
inc(BmpsCurr);
|
|
Result := BmpsCurr;
|
|
end else if (FreeSpotsHigh > -1) then
|
|
begin;
|
|
Result := FreeSpots[FreeSpotsHigh];
|
|
dec(FreeSpotsHigh);
|
|
end else
|
|
begin;
|
|
SetLength(BmpArray, BmpsHigh + 6);
|
|
BmpsHigh := BmpsHigh + 5;
|
|
inc(BmpsCurr);
|
|
Result := BmpsCurr;
|
|
end;
|
|
BmpArray[Result] := TMufasaBitmap.Create;
|
|
BmpArray[Result].SetSize(w,h);
|
|
BmpArray[Result].Index:= Result;
|
|
end;
|
|
|
|
function TMBitmaps.CopyBMP(Bitmap: integer): Integer;
|
|
var
|
|
InputBMP : TMufasaBitmap;
|
|
OutputBMP : TMUfasaBitmap;
|
|
begin
|
|
InputBMP := GetBMP(Bitmap);
|
|
Result := CreateBMP(InputBmp.w,InputBMP.h);
|
|
OutputBMP := GetBMP(Result);
|
|
Move(InputBMP.FData[0],OutPutBMP.FData[0],InputBMP.w * InputBMP.h * SizeOf(TRGB32));
|
|
end;
|
|
|
|
function TMBitmaps.CreateMirroredBitmap(bitmap: Integer;
|
|
MirrorStyle: TBmpMirrorStyle): Integer;
|
|
var
|
|
w,h : integer;
|
|
y,x : integer;
|
|
Source,Dest : PRGB32;
|
|
begin
|
|
Source := Bmp[Bitmap].FData;
|
|
w := BmpArray[Bitmap].Width;
|
|
h := BmpArray[Bitmap].Height;
|
|
if MirrorStyle = MirrorLine then
|
|
Result := CreateBMP(h,w)
|
|
else
|
|
Result := CreateBMP(w,h);
|
|
Dest := BmpArray[Result].FData;
|
|
case MirrorStyle of
|
|
MirrorWidth : for y := (h-1) downto 0 do
|
|
for x := (w-1) downto 0 do
|
|
Dest[y*w+x] := Source[y*w+w-1-x];
|
|
MirrorHeight : for y := (h-1) downto 0 do
|
|
Move(Source[y*w],Dest[(h-1 - y) * w],w*SizeOf(TRGB32));
|
|
MirrorLine : for y := (h-1) downto 0 do
|
|
for x := (w-1) downto 0 do
|
|
Dest[x*h+y] := Source[y*w+x];
|
|
|
|
end;
|
|
//Can be optmized, this is just proof of concept
|
|
end;
|
|
|
|
function TMBitmaps.CreateBMPFromFile(const Path: string): integer;
|
|
begin
|
|
Result := CreateBMP(0,0);
|
|
BmpArray[result].LoadFromFile(Path);
|
|
end;
|
|
|
|
function HexToInt(HexNum: string): LongInt;inline;
|
|
begin
|
|
Result:=StrToInt('$' + HexNum);
|
|
end;
|
|
|
|
function TMBitmaps.CreateBMPFromString(width, height: integer; Data: string): integer;
|
|
var
|
|
I,II: LongWord;
|
|
DestLen : LongWord;
|
|
Dest,Source : string;
|
|
DestPoint, Point : PByte;
|
|
|
|
|
|
begin
|
|
Result := CreateBMP(width,height);
|
|
if (Data <> '') and (Length(Data) <> 6) then
|
|
begin;
|
|
Point := Pointer(BmpArray[Result].FData);
|
|
if Data[1] = 'b' then
|
|
begin;
|
|
Source := Base64DecodeStr(Copy(Data,2,Length(Data) - 1));
|
|
Destlen := Width * Height * 3;
|
|
Setlength(Dest,DestLen);
|
|
if uncompress(PChar(Dest),Destlen,pchar(Source), Length(Source)) = Z_OK then
|
|
begin;
|
|
DestPoint := @Dest[1];
|
|
i := 0;
|
|
ii := 2;
|
|
Dec(DestLen);
|
|
if DestLen > 2 then
|
|
begin;
|
|
while (ii < DestLen) do
|
|
Begin;
|
|
Point[i]:= DestPoint[ii+2];
|
|
Point[i+1]:= DestPoint[ii+1];
|
|
Point[i+2]:= DestPoint[ii];
|
|
ii := ii + 3;
|
|
i := i + 4;
|
|
end;
|
|
Point[i] := DestPoint[1];
|
|
Point[i+1] := DestPoint[0];
|
|
Point[i+2] := DestPoint[ii];
|
|
end else if (Width = 1) and (Height =1 ) then
|
|
begin;
|
|
Point[0] := DestPoint[1];
|
|
Point[1] := DestPoint[0];
|
|
Point[2] := DestPoint[2];
|
|
end;
|
|
end;
|
|
end else if Data[1] = 'z' then
|
|
begin;
|
|
Destlen := Width * Height * 3 *2;
|
|
Setlength(Dest,DestLen);
|
|
ii := (Length(Data) - 1) div 2;
|
|
SetLength(Source,ii);
|
|
for i := 1 to ii do
|
|
Source[i] := Chr(HexToInt(Data[i * 2] + Data[i * 2+1]));
|
|
if uncompress(PChar(Dest),Destlen,pchar(Source), ii) = Z_OK then
|
|
begin;
|
|
ii := 1;
|
|
i := 0;
|
|
while (II < DestLen) do
|
|
begin;
|
|
Point[i+2]:= HexToInt(Dest[ii] + Dest[ii + 1]);
|
|
Point[i+1]:= HexToInt(Dest[ii+2] + Dest[ii + 3]);
|
|
Point[i]:= HexToInt(Dest[ii+4] + Dest[ii + 5]);
|
|
ii := ii + 6;
|
|
i := i + 4;
|
|
end;
|
|
end;
|
|
end else if LongWord(Length(Data)) = LongWord((Width * Height * 3 * 2)) then
|
|
begin;
|
|
ii := 1;
|
|
i := 0;
|
|
Destlen := Width * Height * 3 * 2;
|
|
while (II < DestLen) do
|
|
begin;
|
|
Point[i+2]:= HexToInt(Data[ii] + Data[ii + 1]);
|
|
Point[i+1]:= HexToInt(Data[ii+2] + Data[ii + 3]);
|
|
Point[i]:= HexToInt(Data[ii+4] + Data[ii + 5]);
|
|
ii := ii + 6;
|
|
i := i + 4;
|
|
end;
|
|
end;
|
|
end else
|
|
begin;
|
|
if Length(data) = 6 then
|
|
BmpArray[Result].FastDrawClear(HexToInt(Data));
|
|
// else
|
|
// FastDrawClear(Result,clBlack);
|
|
end;
|
|
end;
|
|
|
|
function TMBitmaps.CreateBMPFromString(BmpName: string; width, height: integer;
|
|
Data: string): integer;
|
|
begin
|
|
Result := Self.CreateBMPFromString(width,height,data);
|
|
Bmp[Result].BmpName:= BmpName;
|
|
|
|
end;
|
|
|
|
procedure TMBitmaps.FreeBMP(Number: integer);
|
|
var
|
|
ToDestroy : TMufasaBitmap;
|
|
begin
|
|
ToDestroy := GetBMP(Number);
|
|
if Number = BmpsCurr then
|
|
Dec(BmpsCurr)
|
|
else
|
|
begin;
|
|
inc(FreeSpotsHigh);
|
|
if FreeSpotsHigh = FreeSpotsLen then
|
|
begin;
|
|
inc(FreeSpotsLen);
|
|
SetLength(FreeSpots, FreeSpotsLen);
|
|
end;
|
|
FreeSpots[FreeSpotsHigh] := Number;
|
|
end;
|
|
//Just for testing purposes
|
|
if ToDestroy.BmpName = '' then
|
|
Writeln(Format('BMP[%d] has been freed.',[number]))
|
|
else
|
|
Writeln(Format('BMP[%s] has been freed.',[ToDestroy.BmpName]));
|
|
FreeAndNil(ToDestroy);
|
|
end;
|
|
|
|
function TMufasaBitmap.SaveToFile(const FileName: string): boolean;
|
|
var
|
|
rawImage : TRawImage;
|
|
Bmp : TLazIntfImage;
|
|
begin
|
|
ArrDataToRawImage(FData,Point(w,h),RawImage);
|
|
result := true;
|
|
// Bmp := Graphics.TBitmap.Create;
|
|
try
|
|
Bmp := TLazIntfImage.Create(RawImage,false);
|
|
Bmp.SaveToFile(FileName);
|
|
Bmp.Free;
|
|
except
|
|
result := false;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.LoadFromFile(const FileName: string);
|
|
var
|
|
LazIntf : TLazIntfImage;
|
|
RawImageDesc : TRawImageDescription;
|
|
begin
|
|
if FileExists(FileName) then
|
|
begin;
|
|
LazIntf := TLazIntfImage.Create(0,0);
|
|
RawImageDesc.Init_BPP32_B8G8R8_BIO_TTB(LazIntf.Width,LazIntf.Height);
|
|
LazIntf.DataDescription := RawImageDesc;
|
|
LazIntf.LoadFromFile(FileName);
|
|
if Assigned(FData) then
|
|
Freemem(FData);
|
|
Self.W := LazIntf.Width;
|
|
Self.H := LazIntf.Height;
|
|
FData := GetMem(Self.W*Self.H*SizeOf(TRGB32));
|
|
Move(LazIntf.PixelData[0],FData[0],w*h*sizeOf(TRGB32));
|
|
LazIntf.Free;
|
|
end;
|
|
end;
|
|
|
|
function RGBToBGR(Color : TColor) : TRGB32; inline;
|
|
begin;
|
|
Result.R := Color and $ff;
|
|
Result.G := Color shr 8 and $ff;
|
|
Result.B := Color shr 16 and $ff;
|
|
end;
|
|
|
|
function BGRToRGB(BGR : TRGB32) : TColor;inline;
|
|
begin;
|
|
Result := BGR.R or BGR.g shl 8 or BGR.b shl 16;
|
|
end;
|
|
|
|
function TMufasaBitmap.Copy: TMufasaBitmap;
|
|
begin
|
|
Result := TMufasaBitmap.Create;
|
|
Result.SetSize(self.Width, self.Height);
|
|
Move(self.FData[0], Result.FData[0],self.w * self.h * SizeOf(TRGB32));
|
|
end;
|
|
|
|
function TMufasaBitmap.ToTBitmap: TBitmap;
|
|
|
|
var
|
|
tr:TRawImage;
|
|
|
|
begin
|
|
Result := TBitmap.Create;
|
|
ArrDataToRawImage(Self.Fdata, point(self.width,self.height), tr);
|
|
Result.LoadFromRawImage(tr, false);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.LoadFromRawImage(RawImage: TRawImage);
|
|
|
|
var
|
|
x,y: integer;
|
|
_24_old_p: PByte;
|
|
rs,gs,bs:byte;
|
|
data: PRGB32;
|
|
|
|
|
|
begin
|
|
// clear data
|
|
Self.SetSize(0,0);
|
|
|
|
if (RawImage.Description.BitsPerPixel <> 24) and (RawImage.Description.BitsPerPixel <> 32) then
|
|
raise Exception.CreateFMT('TMufasaBitmap.LoadFromRawImage - BitsPerPixel is %d', [RawImage.Description.BitsPerPixel]);
|
|
|
|
{writeln('Bits per pixel: ' + Inttostr(RawImage.Description.BitsPerPixel)); }
|
|
if RawImage.Description.LineOrder <> riloTopToBottom then
|
|
raise Exception.Create('TMufasaBitmap.LoadFromRawImage - LineOrder is not riloTopToBottom');
|
|
|
|
{ writeln(format('LineOrder: theirs: %d, ours: %d', [RawImage.Description.LineOrder, riloTopToBottom])); }
|
|
|
|
|
|
// Todo, add support for other alignments.
|
|
{ if RawImage.Description.LineEnd <> rileDWordBoundary then
|
|
raise Exception.Create('TMufasaBitmap.LoadFromRawImage - LineEnd is not rileDWordBoundary'); }
|
|
|
|
//writeln(format('LineEnd: t', [RawImage.Description.LineEnd]));
|
|
|
|
if RawImage.Description.Format<>ricfRGBA then
|
|
raise Exception.Create('TMufasaBitmap.LoadFromRawImage - Format is not ricfRGBA');
|
|
|
|
// Set w,h and alloc mem.
|
|
Self.SetSize(RawImage.Description.Width, RawImage.Description.Height);
|
|
|
|
{writeln(format('Image size: %d, %d', [w,h])); }
|
|
rs := RawImage.Description.RedShift shr 3;
|
|
gs := RawImage.Description.GreenShift shr 3;
|
|
bs := RawImage.Description.BlueShift shr 3;
|
|
{ writeln(format('Shifts(R,G,B): %d, %d, %d', [rs,gs,bs]));
|
|
writeln(format('Bits per line %d, expected: %d',
|
|
[RawImage.Description.BitsPerLine, RawImage.Description.BitsPerPixel * self.w]));
|
|
}
|
|
|
|
|
|
if RawImage.Description.BitsPerPixel = 32 then
|
|
Move(RawImage.Data[0], Self.FData[0], self.w * self.h * SizeOf(TRGB32))
|
|
else
|
|
begin
|
|
//FillChar(Self.FData[0], self.w * self.h * SizeOf(TRGB32), 0);
|
|
data := self.FData;
|
|
|
|
_24_old_p := RawImage.Data;
|
|
for y := 0 to self.h -1 do
|
|
begin
|
|
for x := 0 to self.w -1 do
|
|
begin
|
|
// b is the first byte in the record.
|
|
data^.b := _24_old_p[bs];
|
|
data^.g := _24_old_p[gs];
|
|
data^.r := _24_old_p[rs];
|
|
data^.a := 0;
|
|
|
|
inc(_24_old_p, 3);
|
|
inc(data);
|
|
end;
|
|
|
|
case RawImage.Description.LineEnd of
|
|
rileTight, rileByteBoundary: ; // do nothing
|
|
rileWordBoundary:
|
|
while (_24_old_p - RawImage.Data) mod 2 <> 0 do
|
|
inc(_24_old_p);
|
|
rileDWordBoundary:
|
|
while (_24_old_p - RawImage.Data) mod 4 <> 0 do
|
|
inc(_24_old_p);
|
|
rileQWordBoundary:
|
|
while (_24_old_p - RawImage.Data) mod 4 <> 0 do
|
|
inc(_24_old_p);
|
|
rileDQWordBoundary:
|
|
while (_24_old_p - RawImage.Data) mod 8 <> 0 do
|
|
inc(_24_old_p);
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.LoadFromTBitmap(bmp: TBitmap);
|
|
|
|
begin
|
|
bmp.BeginUpdate();
|
|
LoadFromRawImage(bmp.RawImage);
|
|
bmp.EndUpdate();
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastSetPixel(x, y: integer; Color: TColor);
|
|
begin
|
|
ValidatePoint(x,y);
|
|
FData[y*w+x] := RGBToBGR(Color);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastSetPixels(TPA: TPointArray; Colors: TIntegerArray);
|
|
var
|
|
i,len : integer;
|
|
begin
|
|
len := High(TPA);
|
|
if Len <> High(colors) then
|
|
Raise Exception.CreateFMT('TPA/Colors Length differ',[]);
|
|
for i := 0 to len do
|
|
begin;
|
|
ValidatePoint(TPA[i].x,TPA[i].y);
|
|
FData[TPA[i].y * w + TPA[i].x] := RGBToBGR(Colors[i]);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.DrawATPA(ATPA: T2DPointArray; Colors: TIntegerArray);
|
|
var
|
|
lenTPA,lenATPA : integer;
|
|
i,ii : integer;
|
|
Color : TRGB32;
|
|
begin
|
|
lenATPA := High(ATPA);
|
|
if LenATPA <> High(colors) then
|
|
Raise Exception.CreateFMT('TPA/Colors Length differ -> %d : %d',[LenATPA + 1,High(Colors) + 1]);
|
|
for i := 0 to lenATPA do
|
|
begin;
|
|
lenTPA := High(ATPA[i]);
|
|
Color := RGBToBGR(Colors[i]);
|
|
for ii := 0 to lenTPA do
|
|
begin;
|
|
ValidatePoint(ATPA[i][ii].x,ATPA[i][ii].y);
|
|
FData[ATPA[i][ii].y * w + ATPA[i][ii].x] := Color;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure TMufasaBitmap.DrawATPA(ATPA: T2DPointArray);
|
|
var
|
|
Colors : TIntegerArray;
|
|
i,len : integer;
|
|
begin
|
|
len := high(ATPA);
|
|
SetLength(colors,len+1);
|
|
for i := 0 to len do
|
|
Colors[i] := Random(clwhite);
|
|
DrawATPA(ATPA,Colors);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.DrawTPA(TPA: TPointArray; Color: TColor);
|
|
begin
|
|
DrawATPA(ConvArr([TPA]),ConvArr([Color]));
|
|
end;
|
|
|
|
function TMufasaBitmap.CreateTPA(SearchCol: TColor): TPointArray;
|
|
var
|
|
x,y,L,I : Integer;
|
|
StartPtr : PRGB32;
|
|
Search : TRGB32;
|
|
begin
|
|
SetLength(Result,self.Width * Self.Height);
|
|
L := 0;
|
|
Search := RGBToBGR(SearchCol);
|
|
StartPtr := Self.FData;
|
|
For y := 0 to Self.h - 1 do
|
|
For x := 0 to self.w - 1 do
|
|
if LongWord(StartPtr^) = LongWord(SearchCol) then
|
|
begin;
|
|
L := L + 1;
|
|
Result[L].x := x;
|
|
Result[L].y := y;
|
|
end;
|
|
SetLength(Result,L + 1);
|
|
end;
|
|
|
|
|
|
|
|
|
|
function TMufasaBitmap.FastGetPixel(x, y: integer): TColor;
|
|
begin
|
|
ValidatePoint(x,y);
|
|
Result := BGRToRGB(FData[y*w+x]);
|
|
end;
|
|
|
|
function TMufasaBitmap.FastGetPixels(TPA: TPointArray): TIntegerArray;
|
|
var
|
|
i,len : integer;
|
|
begin
|
|
len := high(TPA);
|
|
SetLength(result,len+1);
|
|
for i := 0 to len do
|
|
begin;
|
|
ValidatePoint(TPA[i].x,TPA[i].y);
|
|
Result[i] := BGRToRGB(FData[TPA[i].y*w + TPA[i].x]);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.SetTransparentColor(Col: TColor);
|
|
begin
|
|
TransparentColor:= RGBToBGR(Col);
|
|
TransparentSet:= True;
|
|
end;
|
|
|
|
function TMufasaBitmap.GetTransparentColor: TColor;
|
|
begin
|
|
if TransparentSet then
|
|
Result := BGRToRGB(TransparentColor)
|
|
else
|
|
raise Exception.CreateFmt('Transparent color for Bitmap[%d] isn''t set',[index]);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastDrawClear(Color: TColor);
|
|
var
|
|
i : integer;
|
|
Rec : TRGB32;
|
|
begin
|
|
Rec := RGBToBGR(Color);
|
|
if h > 0 then
|
|
begin;
|
|
for i := (w-1) downto 0 do
|
|
FData[i] := Rec;
|
|
for i := (h-1) downto 1 do
|
|
Move(FData[0],FData[i*w],w*SizeOf(TRGB32));
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastDrawTransparent(x, y: Integer;
|
|
TargetBitmap: TMufasaBitmap);
|
|
var
|
|
MinW,MinH,TargetW,TargetH : Integer;
|
|
loopx,loopy : integer;
|
|
begin
|
|
ValidatePoint(x,y);
|
|
TargetW := TargetBitmap.Width;
|
|
TargetH := TargetBitmap.height;
|
|
MinW := Min(w-1,TargetW-x-1);
|
|
MinH := Min(h-1,TargetH-y-1);
|
|
if TransparentSet then
|
|
begin;
|
|
for loopy := 0 to MinH do
|
|
for loopx := 0 to MinW do
|
|
if LongWord(FData[loopy * w + loopx]) <> LongWord(TransparentColor) then
|
|
TargetBitmap.FData[(loopy + y) * TargetW + loopx + x] := FData[Loopy * w + loopx];
|
|
|
|
end
|
|
else
|
|
for loopy := 0 to MinH do
|
|
Move(FData[loopy*w],TargetBitmap.FData[(loopy+y) * TargetW + x],(MinW+1) * SizeOf(TRGB32));
|
|
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastReplaceColor(OldColor, NewColor: TColor);
|
|
var
|
|
OldCol,NewCol : TRGB32;
|
|
i : integer;
|
|
begin
|
|
OldCol := RGBToBGR(OldColor);
|
|
NewCol := RGBToBGR(NewColor);
|
|
for i := w*h-1 downto 0 do
|
|
if LongWord(FData[i]) = LongWord(OldCol) then
|
|
FData[i] := NewCol;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.CopyClientToBitmap(MWindow : TObject;Resize : boolean; xs, ys, xe, ye: Integer);
|
|
var
|
|
y : integer;
|
|
wi,hi : integer;
|
|
PtrRet : TRetData;
|
|
begin
|
|
if Resize then
|
|
Self.SetSize(xe-xs+1,ye-ys+1);
|
|
|
|
wi := Min(xe-xs + 1,Self.w);
|
|
hi := Min(ye-ys + 1,Self.h);
|
|
|
|
PtrRet := TIOManager_Abstract(MWindow).ReturnData(xs,ys,wi,hi);
|
|
|
|
for y := 0 to (hi-1) do
|
|
Move(PtrRet.Ptr[y * (wi + PtrRet.IncPtrWith)], FData[y * self.w],wi * SizeOf(TRGB32));
|
|
TIOManager_Abstract(MWindow).FreeReturnData;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.CopyClientToBitmap(MWindow: TObject; Resize: boolean;
|
|
x, y: integer; xs, ys, xe, ye: Integer);
|
|
var
|
|
yy : integer;
|
|
wi,hi : integer;
|
|
PtrRet : TRetData;
|
|
begin
|
|
if Resize then
|
|
Self.SetSize(xe-xs+1 + x,ye-ys+1 + y);
|
|
|
|
wi := Min(xe-xs + 1 + x,Self.w);
|
|
hi := Min(ye-ys + 1 + y,Self.h);
|
|
PtrRet := TIOManager_Abstract(MWindow).ReturnData(xs,ys,wi - x,hi - y);
|
|
|
|
for yy := 0 to (hi-1 - y) do
|
|
Move(PtrRet.Ptr[yy * (wi - x + PtrRet.IncPtrWith)], FData[(yy + y) * self.w + x],wi * SizeOf(TRGB32));
|
|
TIOManager_Abstract(MWindow).FreeReturnData;
|
|
end;
|
|
|
|
|
|
function RotatePointEdited(p: TPoint; angle, mx, my: Extended): TPoint;
|
|
|
|
begin
|
|
Result.X := Ceil(mx + cos(angle) * (p.x - mx) - sin(angle) * (p.y - my));
|
|
Result.Y := Ceil(my + sin(angle) * (p.x - mx) + cos(angle) * (p.y- my));
|
|
end;
|
|
|
|
//Scar rotates unit circle-wise.. Oh, scar doesnt update the bounds, so kinda crops ur image.
|
|
procedure TMufasaBitmap.RotateBitmap(angle: Extended;TargetBitmap : TMufasaBitmap );
|
|
var
|
|
NewW,NewH : integer;
|
|
CosAngle,SinAngle : extended;
|
|
MinX,MinY,MaxX,MaxY : integer;
|
|
i : integer;
|
|
x,y : integer;
|
|
OldX,OldY : integer;
|
|
MiddlePoint : TPoint;
|
|
NewCorners : array[1..4] of TPoint; //(xs,ye);(xe,ye);(xe,ys);(xs,ys)
|
|
begin
|
|
MiddlePoint := Point((w-1) div 2,(h-1) div 2);
|
|
CosAngle := Cos(Angle);
|
|
SinAngle := Sin(Angle);
|
|
MinX := MaxInt;
|
|
MinY := MaxInt;
|
|
MaxX := 0;
|
|
MaxY := 0;
|
|
NewCorners[1]:= RotatePointEdited(Point(0,h-1),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[2]:= RotatePointEdited(Point(w-1,h-1),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[3]:= RotatePointEdited(Point(w-1,0),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[4]:= RotatePointEdited(Point(0,0),angle,middlepoint.x,middlepoint.y);
|
|
for i := 1 to 4 do
|
|
begin;
|
|
if NewCorners[i].x > MaxX then
|
|
MaxX := NewCorners[i].x;
|
|
if NewCorners[i].Y > MaxY then
|
|
MaxY := NewCorners[i].y;
|
|
if NewCorners[i].x < MinX then
|
|
MinX := NewCorners[i].x;
|
|
if NewCorners[i].y < MinY then
|
|
MinY := NewCorners[i].y;
|
|
end;
|
|
Writeln(Format('Min: (%d,%d) Max : (%d,%d)',[MinX,MinY,MaxX,MaxY]));
|
|
NewW := MaxX - MinX+1;
|
|
NewH := MaxY - MinY+1;
|
|
Writeln(format('New bounds: %d,%d',[NewW,NewH]));
|
|
TargetBitmap.SetSize(NewW,NewH);
|
|
for y := NewH - 1 downto 0 do
|
|
for x := NewW - 1 downto 0 do
|
|
begin;
|
|
Oldx := Round(MiddlePoint.x + CosAngle * (x + MinX-MiddlePoint.x) - SinAngle * (y + MinY - MiddlePoint.y));
|
|
Oldy := Round(MiddlePoint.y + SinAngle * (x + MinX-MiddlePoint.x) + CosAngle * (y + MinY-MiddlePoint.y));
|
|
if not ((Oldx <0) or (Oldx >= w) or (Oldy < 0) or (Oldy >= h)) then
|
|
TargetBitmap.FData[ y * NewW + x] := Self.FData[OldY * W + OldX];
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Desaturate;
|
|
var
|
|
I : integer;
|
|
He,Se,Le : extended;
|
|
Ptr : PRGB32;
|
|
begin
|
|
Ptr := FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
RGBToHSL(Ptr^.R,Ptr^.G,Ptr^.B,He,Se,Le);
|
|
HSLtoRGB(He,0.0,Le,Ptr^.R,Ptr^.G,Ptr^.B);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Desaturate(TargetBitmap: TMufasaBitmap);
|
|
var
|
|
I : integer;
|
|
He,Se,Le : extended;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
RGBToHSL(PtrOld^.R,PtrOld^.G,PtrOld^.B,He,Se,Le);
|
|
HSLtoRGB(He,0.0,Le,PtrNew^.R,PtrNew^.G,PtrNew^.B);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.GreyScale(TargetBitmap: TMufasaBitmap);
|
|
var
|
|
I : integer;
|
|
Lum : byte;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Lum := Round(PtrOld^.r * 0.3 + PtrOld^.g * 0.59 + PtrOld^.b * 0.11);
|
|
PtrNew^.r := Lum;
|
|
PtrNew^.g := Lum;
|
|
PtrNew^.b := Lum;
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.GreyScale;
|
|
var
|
|
I : integer;
|
|
Lum : Byte;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Lum := Round(Ptr^.r * 0.3 + Ptr^.g * 0.59 + Ptr^.b * 0.11);
|
|
Ptr^.r := Lum;
|
|
Ptr^.g := Lum;
|
|
Ptr^.b := Lum;
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
function BrightnessAdjust(Col: byte; br : integer): byte;inline;
|
|
var
|
|
temp : integer;
|
|
begin;
|
|
Temp := Col + Br;
|
|
if temp < 0 then
|
|
temp := 0
|
|
else if temp > 255 then
|
|
temp := 255;
|
|
result := temp;
|
|
end;
|
|
procedure TMufasaBitmap.Brightness(br: integer);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Ptr^.r := BrightnessAdjust(Ptr^.r,br);
|
|
Ptr^.g := BrightnessAdjust(Ptr^.g,br);
|
|
Ptr^.b := BrightnessAdjust(Ptr^.b,br);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Brightness(TargetBitmap: TMufasaBitmap; br: integer);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := BrightnessAdjust(PtrOld^.r,br);
|
|
PtrNew^.g := BrightnessAdjust(PtrOld^.g,br);
|
|
PtrNew^.b := BrightnessAdjust(PtrOld^.b,br);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
const
|
|
Grey = 128;
|
|
function ContrastAdjust(Col: byte; co : extended): byte;inline;
|
|
var
|
|
temp : integer;
|
|
begin;
|
|
Temp := floor((col - Grey) * co) + grey;
|
|
if temp < 0 then
|
|
temp := 0
|
|
else if temp > 255 then
|
|
temp := 255;
|
|
result := temp;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Contrast(co: Extended);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Ptr^.r := ContrastAdjust(Ptr^.r,co);
|
|
Ptr^.g := ContrastAdjust(Ptr^.g,co);
|
|
Ptr^.b := ContrastAdjust(Ptr^.b,co);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Contrast(TargetBitmap: TMufasaBitmap; co: Extended);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := ContrastAdjust(PtrOld^.r,co);
|
|
PtrNew^.g := ContrastAdjust(PtrOld^.g,co);
|
|
PtrNew^.b := ContrastAdjust(PtrOld^.b,co);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Invert;
|
|
var
|
|
i : integer;
|
|
begin
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Self.FData[i].r := not Self.FData[i].r;
|
|
Self.FData[i].g := not Self.FData[i].g;
|
|
Self.Fdata[i].b := not Self.FData[i].b;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Posterize(TargetBitmap: TMufasaBitmap; Po: integer);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
if not InRange(Po,1,255) then
|
|
Raise exception.CreateFmt('Posterize Po(%d) out of range[1,255]',[Po]);
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := min(Round(PtrOld^.r / po) * Po, 255);
|
|
PtrNew^.g := min(Round(PtrOld^.g / po) * Po, 255);
|
|
PtrNew^.b := min(Round(PtrOld^.b / po) * Po, 255);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Posterize(Po: integer);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
{a:integer; }
|
|
begin
|
|
if not InRange(Po,1,255) then
|
|
Raise exception.CreateFmt('Posterize Po(%d) out of range[1,255]',[Po]);
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
{ a := round(ptr^.r / po);
|
|
a := a * po;
|
|
ptr^.r := min(a,255);
|
|
a := round(ptr^.g / po);
|
|
a := a * po;
|
|
ptr^.g := min(a,255);
|
|
a := round(ptr^.b / po);
|
|
a := a * po;
|
|
ptr^.b := min(a,255); }
|
|
ptr^.r := min(Round(ptr^.r / po) * Po, 255);
|
|
ptr^.g := min(Round(ptr^.g / po) * Po, 255);
|
|
ptr^.b := min(Round(ptr^.b / po) * Po, 255);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
function TMufasaBitmap.CreateTMask: TMask;
|
|
var
|
|
x,y : integer;
|
|
dX,dY : integer;
|
|
begin
|
|
Result.BlackHi:= -1;
|
|
Result.WhiteHi:= -1;
|
|
Result.W := Self.Width;
|
|
Result.H := Self.Height;
|
|
SetLength(result.Black,w*h);
|
|
SetLength(result.White,w*h);
|
|
dX := w-1;
|
|
dY := h-1;
|
|
//Search it like | | | | | instead of horizontal -> for X loop first.
|
|
for x := 0 to dX do
|
|
for y := 0 to dY do
|
|
//Check for non-white/black pixels? Not for now atleast.
|
|
if FData[y*w+x].r = 255 then
|
|
begin;
|
|
inc(Result.WhiteHi);
|
|
Result.White[Result.WhiteHi].x := x;
|
|
Result.White[Result.WhiteHi].y := y;
|
|
end else
|
|
begin;
|
|
inc(Result.BlackHi);
|
|
Result.Black[Result.BlackHi].x := x;
|
|
Result.Black[Result.BlackHi].y := y;
|
|
end;
|
|
SetLength(result.Black,Result.BlackHi+1);
|
|
SetLength(result.White,Result.WhiteHi+1);
|
|
end;
|
|
|
|
|
|
|
|
constructor TMBitmaps.Create(Owner: TObject);
|
|
begin
|
|
inherited Create;
|
|
SetLength(BmpArray,50);
|
|
SetLength(FreeSpots, 50);
|
|
FreeSpotsLen := 50;
|
|
BmpsHigh := 49;
|
|
BmpsCurr := -1;
|
|
FreeSpotsHigh := -1;
|
|
Self.Client := Owner;
|
|
end;
|
|
|
|
destructor TMBitmaps.Destroy;
|
|
var
|
|
I : integer;
|
|
begin
|
|
for i := 0 to BmpsCurr do
|
|
if BmpArray[i] <> nil then
|
|
begin;
|
|
if BmpArray[i].BmpName = '' then
|
|
Writeln(Format('BMP[%d] has not been freed in the script, freeing it now.',[i]))
|
|
else
|
|
Writeln(Format('BMP[%s] has not been freed in the script, freeing it now.',[BmpArray[i].BmpName]));
|
|
FreeAndNil(BmpArray[i]);
|
|
end;
|
|
SetLength(BmpArray,0);
|
|
SetLength(FreeSpots,0);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TMufasaBitmap }
|
|
procedure TMufasaBitmap.SetSize(Awidth, Aheight: integer);
|
|
var
|
|
NewData : PRGB32;
|
|
i,minw,minh : integer;
|
|
begin
|
|
if (AWidth <> w) or (AHeight <> h) then
|
|
begin;
|
|
if AWidth*AHeight <> 0 then
|
|
begin;
|
|
NewData := GetMem(AWidth * AHeight * SizeOf(TRGB32));
|
|
FillDWord(NewData[0],AWidth*AHeight,0);
|
|
end
|
|
else
|
|
NewData := nil;
|
|
if Assigned(FData) and Assigned(NewData) and (w*H <> 0) then
|
|
begin;
|
|
minw := Min(AWidth,w);
|
|
minh := Min(AHeight,h);
|
|
for i := 0 to minh - 1 do
|
|
Move(FData[i*w],Newdata[i*AWidth],minw * SizeOf(TRGB32));
|
|
end;
|
|
if Assigned(FData) then
|
|
FreeMem(FData);
|
|
FData := NewData;
|
|
w := AWidth;
|
|
h := AHeight;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.StretchResize(AWidth, AHeight: integer);
|
|
var
|
|
NewData : PRGB32;
|
|
x,y : integer;
|
|
begin
|
|
if (AWidth <> w) or (AHeight <> h) then
|
|
begin;
|
|
if AWidth*AHeight <> 0 then
|
|
begin;
|
|
NewData := GetMem(AWidth * AHeight * SizeOf(TRGB32));
|
|
FillDWord(NewData[0],AWidth*AHeight,0);
|
|
end
|
|
else
|
|
NewData := nil;
|
|
if Assigned(FData) and Assigned(NewData) and (w*H <> 0) then
|
|
begin;
|
|
for y := 0 to AHeight - 1 do
|
|
for x := 0 to AWidth -1 do
|
|
NewData[y*AWidth + x] := FData[((y * h)div aheight) * W+ (x * W) div awidth];
|
|
end;
|
|
if Assigned(FData) then
|
|
FreeMem(FData);
|
|
FData := NewData;
|
|
w := AWidth;
|
|
h := AHeight;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.ValidatePoint(x, y: integer);
|
|
begin
|
|
if (x <0) or (x >= w) or (y < 0) or (y >= h) then
|
|
raise Exception.CreateFmt('You are accessing an invalid point, (%d,%d) at bitmap[%d]',[x,y,index]);
|
|
end;
|
|
|
|
constructor TMufasaBitmap.Create;
|
|
begin
|
|
inherited Create;
|
|
BmpName:= '';
|
|
TransparentSet:= False;
|
|
setSize(0,0);
|
|
{FData:= nil;
|
|
w := 0;
|
|
h := 0; }
|
|
end;
|
|
|
|
destructor TMufasaBitmap.Destroy;
|
|
begin
|
|
if Assigned(OnDestroy) then
|
|
OnDestroy(Self);
|
|
if Assigned(FData) then
|
|
Freemem(FData);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
end.
|
|
|