Source d'une scrollbar

**Archimède** · 31/10/2013, 14h29

Ci-joint une scrollbar pour me refaire la main en flashpascal...

Code :

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unit UScrollbar;
 
interface
 
uses Flash8;
 
  const  bgColorup = $F0F0F0;
	const bgColorsurvol = $D6EEFB;
  const bgColordown= $42A1D4;
 
 
type
 TState =(normal,survol,click);
           {  *********************
              ***  ScrollButton  **
              ********************* }
 
 TScrollButton=Class(movieclip)
  private
   etat:TState;
   tail:number;
   Ffonction:String;
   procedure skin(size:number);
   procedure onPress;override;
   procedure onRelease;override;
   procedure onReleaseOutside;override;
   procedure onRollOver;override;
   procedure onRollOut;override;
   procedure onEnterFrame;override;
  public
   constructor Create(parent:movieclip;size:number);
   Property Fonction:String read Ffonction write Ffonction;
  end;
           {  *********************
              ***   Curseur      **
              ********************* }
 
  TCurseur=Class(movieclip)
   private
	   procedure draw(val:integer);
 
	 public
      Click:boolean;
      constructor Create(parent:movieclip);
      procedure onRollOver;override;
      procedure onRollOut;override;
      procedure onPress;override;
      procedure onReleaseOutside;override;
      procedure onRelease;override;
	 end;
            {  *********************
              ***    ScrollBar    **
              ********************* }
 
	 TScrollbar=Class(movieclip)
	  private
     taille,w,ymouse:number;
     Fmin,Fmax,Fposition:integer;
     Forientation:string;
     but1,but2:TScrollButton;
     cur:TCurseur;
     procedure setPosition(value:integer);
     procedure setOrientation(value:string);
     procedure docurmove;
     procedure onMouseWheel(Delta: Number; target: Variant);
	  public
     constructor Create(parent:movieclip;size:number);
     procedure onChange;virtual;
     property position:integer read Fposition write Setposition;
     property min:integer read FMin write FMin;
     property max:integer read FMax write FMax;
     property orientation:string read FOrientation write SetOrientation;
   end;
 
 
implementation
 
procedure DrawRect(x,y,w,h:number;mc:movieclip);
begin
 with mc do
 begin
  moveto(x,y);
  lineto(x+w,y);
  lineto(x+w,y+h);
  lineto(x,y+h);
  lineto(x,y);
 end;
end;
 
//************************************
//****** -|    Scrollbutton     |*****
//************************************
 
constructor TScrollButton.Create(parent:movieclip;size:number);
begin
 inherited Create(parent,'ScrollButton',movieclip(parent).getNextHighestDepth());
 etat:=normal;
 tail:=size;
 skin(size);
end;
 
procedure TScrollButton.Skin(size:number);
begin
 if etat=normal then beginFill(bgColorup)
 else if etat=survol then  beginFill(bgColorsurvol)
 else if etat=click then beginFill(bgColordown);
 linestyle(1,0);
 drawRect(-size/2, -size/2,size, size,self);
 endFill();
 beginFill(0);
 moveTo(0, -size/2+size/3);
 lineTo(size/2-size/3,size/2-size/3);
 lineTo(-size/2+size/3,size/2-size/3);
 lineTo(0, -size/2+size/3);
 endFill();
end;
 
procedure TScrollButton.onEnterFrame;
begin
 if etat=click then
 begin
  if (Fonction = 'Add') and (TscrollBar(_parent).Position <TscrollBar(_parent).Max) then tscrollBar(_parent).Position :=TscrollBar(_parent).Position+ 1
  else if (Fonction = 'Substract') and (TscrollBar(_parent).Position >TscrollBar(_parent).Min) then TscrollBar(_parent).Position:=TscrollBar(_parent).Position- 1;
  TScrollBar(_parent).onChange();
 end else exit;
end;
 
procedure TScrollButton.onPress;
begin
 etat:=click;
 clear;
 skin(tail);
end;
 
procedure TScrollButton.onRollOver;
begin
 etat:=survol;
 clear();
 skin(tail);
end;
 
procedure TScrollButton.onRollOut;
begin
  etat:=normal;
  clear();
  skin(tail);
end;
 
procedure TScrollButton.onRelease;
begin
  etat:=survol;
  clear();
  skin(tail);
end;
 
procedure TScrollButton.onReleaseOutside;
begin
   etat:=normal;
   clear();
   skin(tail);
end;
 
 
 
//************************************
//****** -|    Curseur      |*********
//************************************
 
 
 
constructor TCurseur.Create(parent:movieclip);
begin
 inherited Create(parent,'Curseur',movieclip(parent).getNextHighestDepth());
 draw(1);
end;
 
procedure TCurseur.onRollOver;
begin
 clear();
 draw(2);
end;
 
procedure TCurseur.onRollOut;
begin
 clear;
 draw(1);
end;
 
procedure TCurseur.draw(val:integer);
var  M:Matrix;
begin
 M:=Matrix.create();
 M.createGradientBox(5,40,0,0,0);
 case val of
  1:  begin
        lineStyle(1,$949494);
        beginGradientFill('linear',[$FCFCFC, $dcdcdc],[100, 100],[0,255],M);
		    drawRect( -7, -20, 13.5, 40,self);
		    endFill();
		    beginFill($B1B1B1);
		    lineStyle(1, $727171);
		   end;
	 2:  begin
        lineStyle(1,$949494);
        beginGradientFill('linear',[$E3F4FC,$9CCAE3],[100, 100],[0,255],M);
        drawRect( -7, -20, 13.5, 40,self);
        endFill();
        beginFill($58A2C2);
        lineStyle(1, $62A8CA)
       end;
   end;
	 drawRect( -4, -5, 8, 2,self);
   drawRect( -4, -1, 8, 2,self);
	 drawRect( -4, 3, 8, 2,self);
   endFill();
end;
 
procedure TCurseur.onPress;
begin
 click:=true;
 TScrollbar(_parent).ymouse:=_Ymouse;
end;
 
procedure TCurseur.onReleaseOutside;
begin
 draw(1);
 click:=false;
end;
 
procedure TCurseur.onRelease;
begin
 click:=false;
end;
 
 
//************************************
//******  |    Scrollbar    |*********
//************************************
 
 
constructor TScrollbar.Create(parent:movieclip;size:number);
begin
 inherited Create(parent,'ScrollBar'+floattostr(parent.getNextHighestDepth()),parent.getNextHighestDepth());
 taille := size;
 w := taille-70;//30 ->15+15 +  40->2x20 taille 2x bouton+curseur
 lineStyle(1, $E7E7E7);
 beginFill($F0F0F0);
 drawRect( -7.5, 0, 15, taille,self);
 endFill();
 
 but1:=TScrollButton.Create(self,15);
 but2:=TScrollButton.Create(self,15);
 cur:=TCurseur.Create(self);
 but1._y := 7.5;
 but1.Fonction := 'Substract';
 
 but2._y := taille-7.5;
 but2._rotation := 180;
 but2.Fonction := 'Add';
 
 cur.onMouseMove:=docurmove;
 mouse.addlistener(self);
end;
 
procedure TScrollBar.docurmove;
begin
  if cur.Click then
  begin
   cur._y:= cur._y + cur._Ymouse -ymouse;
   if cur._y<35 then cur._y:=35;
   if cur._y>taille-35 then cur._y:=taille-35;
   Position:=round((cur._y-35)*(max-min)/w+min);
   onChange();
  end;
end;
 
procedure TScrollBar.onMouseWheel(Delta: Number; target: Variant);
var temppos:integer;
begin
 if Orientation = 'vertical' then
 begin
  temppos := Position;
  if Delta > 0 then  Delta := 1 else Delta := -1;
  Position:=Position-Delta;
  if (Position >= min) and (Position <= max) then cur._y := 35 + (Position - min) * w  / (max - min) else Position := temppos;
  onChange();
  end;
end;
 
procedure TScrollBar.onChange;
begin
end;
 
 
procedure TScrollBar.SetPosition(value:integer);
begin
 cur._y :=35+ abs(value -min) * w / (max - min);
 Fposition := value;
end;
 
procedure TScrollBar.setOrientation(value:string);
begin
 if value='horizontal'  then
 begin
  _rotation := -90;
  _y := _y +but1._height/2;
 end
 else if value= 'vertical' then _x := _x +but1._width / 2;
 FOrientation := value;
end;
 
end.

et un essai :

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

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program PScrollBar;
 
{$FRAME_WIDTH 1000}
{$FRAME_HEIGHT 500}
{$FRAME_RATE 32}
{$BACKGROUND 0}
{$JPEG img 'developpez.jpg'} //1152x864
 
uses
  Flash8,UScrollBar;
 
  Type
   TScrollBar1=Class(TScrollBar)
    procedure onChange;override;
   end;
 
  TScrollBar2=Class(TScrollBar)
   procedure onChange;override;
  end;
 
  TExemple=class(movieclip)
    container:Movieclip;
    fenetre:movieclip;
    scroll1,scroll2:TscrollBar1;
    im: BitmapData;
    constructor Create(parent:movieclip);
  end;
 
 
 constructor TExemple.Create(parent:movieclip);
 var Mat:Matrix;
 begin
   inherited Create(parent,'developpez',0);
   Mat:=Matrix.Create();
   Mat.createBox(1, 1, 0, -1152/2, - 864 / 2);
 
   container:=movieclip.Create(self,'container',0);
   fenetre:=movieclip.Create(self,'fenetre',1);
   im:=BitmapData.create(1152,864);
   im:= loadBitmap('img');
 
   with container do
   begin
    _x:=stage.width/2;
    _y:=stage.height/2;
    beginBitmapFill(im,Mat);
    uScrollBar.drawRect( - 1152/2, - 864 / 2, 1152, 864,container);
    endFill();
   end;
 
   with fenetre do
   begin
    _x:=container._x-576/2;
    _y:=container._y-432/2;
     beginFill(0);
     UScrollBar.DrawRect(0,0,576+15,432+15,fenetre);
   end;
 
   setMask(fenetre);
 
   scroll1:=TScrollBar1.Create(self,432);
   with scroll1 do
   begin
    _x:=stage.width/2+576/2;
    _y:=stage.height/2-432/2;
    Orientation := 'vertical';
    Min := -216;
    Max := 216;
    Position :=0;
   end;
 
  scroll2:=TScrollBar2.Create(self,576+15); //15 epaisseur de la scrollbar
  with scroll2 do
  begin
   _x:=stage.width/2-576/2;
   _y:=stage.height/2+432/2;
   Orientation := 'horizontal';
   Min := -288;
   Max := 288;
   Position :=0;
  end;
 
 end;
 
 
 
  procedure TScrollBar1.onChange;
  begin
    TExemple(_parent).container._y:=stage.height/2+position;
  end;
 
  procedure TScrollBar2.onChange;
  begin
     TExemple(_parent).container._x:=stage.width/2+position;
  end;
 
begin
  TExemple.Create(_Root);
end.

ça manquait dans les outils...

J'en ai fait une version as3... si flashpascal3 voit le jour, il y aura la possibilité de l'adapter facilement.

anthony

Source d'une scrollbar

Contribuez Pascal

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