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LazStats: Refactor DataSmoothUnit
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@7474 8e941d3f-bd1b-0410-a28a-d453659cc2b4
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wp_xxyyzz
@ -1602,7 +1602,7 @@ begin
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end else
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if Command = HELP_COMMAND then
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begin
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topic := Application.HelpFile + '::/' + PChar(Data);
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topic := UnicodeString(Application.HelpFile + '::/' + {%H-}PChar(Data));
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res := htmlhelp.HtmlHelpW(0, PWideChar(topic), HH_DISPLAY_TOPIC, 0);
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end;
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@ -3,6 +3,7 @@ object SmoothDataForm: TSmoothDataForm
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Height = 386
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Top = 190
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Width = 387
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AutoSize = True
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Caption = 'Data Smoothing'
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ClientHeight = 386
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ClientWidth = 387
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@ -86,6 +87,7 @@ object SmoothDataForm: TSmoothDataForm
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Anchors = [akTop, akLeft, akRight]
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BorderSpacing.Left = 8
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BorderSpacing.Right = 8
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ReadOnly = True
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TabOrder = 3
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Text = 'VariableEdit'
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end
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@ -135,38 +137,23 @@ object SmoothDataForm: TSmoothDataForm
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end
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object ResetBtn: TButton
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AnchorSideTop.Control = ComputeBtn
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AnchorSideRight.Control = CancelBtn
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Left = 163
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AnchorSideRight.Control = ComputeBtn
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Left = 174
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Height = 25
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Top = 353
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Width = 54
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Anchors = [akTop, akRight]
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AutoSize = True
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BorderSpacing.Right = 12
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BorderSpacing.Right = 8
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Caption = 'Reset'
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OnClick = ResetBtnClick
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TabOrder = 5
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end
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object CancelBtn: TButton
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AnchorSideTop.Control = ComputeBtn
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AnchorSideRight.Control = ComputeBtn
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Left = 229
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Height = 25
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Top = 353
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Width = 62
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Anchors = [akTop, akRight]
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AutoSize = True
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BorderSpacing.Right = 12
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Caption = 'Cancel'
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ModalResult = 2
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TabOrder = 6
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end
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object ComputeBtn: TButton
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AnchorSideRight.Control = Owner
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AnchorSideRight.Side = asrBottom
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AnchorSideRight.Control = CloseBtn
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AnchorSideBottom.Control = Owner
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AnchorSideBottom.Side = asrBottom
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Left = 303
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Left = 236
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Height = 25
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Top = 353
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Width = 76
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@ -176,7 +163,6 @@ object SmoothDataForm: TSmoothDataForm
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BorderSpacing.Right = 8
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BorderSpacing.Bottom = 8
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Caption = 'Compute'
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ModalResult = 1
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OnClick = ComputeBtnClick
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TabOrder = 7
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end
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@ -184,16 +170,16 @@ object SmoothDataForm: TSmoothDataForm
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Tag = 119
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AnchorSideTop.Control = ComputeBtn
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AnchorSideRight.Control = ResetBtn
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Left = 100
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Left = 115
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Height = 25
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Top = 353
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Width = 51
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Anchors = [akTop, akRight]
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AutoSize = True
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BorderSpacing.Right = 12
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BorderSpacing.Right = 8
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Caption = 'Help'
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OnClick = HelpBtnClick
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TabOrder = 8
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TabOrder = 5
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end
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object Bevel1: TBevel
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AnchorSideLeft.Control = InBtn
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@ -234,4 +220,32 @@ object SmoothDataForm: TSmoothDataForm
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ParentColor = False
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WordWrap = True
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end
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object CloseBtn: TButton
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AnchorSideRight.Control = Owner
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AnchorSideRight.Side = asrBottom
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AnchorSideBottom.Control = Owner
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AnchorSideBottom.Side = asrBottom
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Left = 320
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Height = 25
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Top = 353
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Width = 55
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Anchors = [akRight, akBottom]
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BorderSpacing.Right = 12
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BorderSpacing.Bottom = 8
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Caption = 'Close'
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ModalResult = 11
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TabOrder = 8
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end
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object Label4: TLabel
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AnchorSideLeft.Control = VariableEdit
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AnchorSideBottom.Control = VariableEdit
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Left = 215
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Height = 15
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Top = 114
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Width = 128
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Anchors = [akLeft, akBottom]
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BorderSpacing.Bottom = 2
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Caption = 'Variable to be smoothed'
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ParentColor = False
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end
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end
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@ -16,10 +16,11 @@ type
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TSmoothDataForm = class(TForm)
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Bevel1: TBevel;
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Bevel2: TBevel;
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CancelBtn: TButton;
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CloseBtn: TButton;
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HelpBtn: TButton;
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Label3: TLabel;
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ComputeBtn: TButton;
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Label4: TLabel;
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Memo1: TLabel;
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RepeatEdit: TEdit;
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Label1: TLabel;
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@ -39,6 +40,7 @@ type
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private
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{ private declarations }
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FAutoSized: Boolean;
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procedure UpdateBtnStates;
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public
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{ public declarations }
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end;
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@ -54,29 +56,32 @@ uses
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{ TSmoothDataForm }
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procedure TSmoothDataForm.ResetBtnClick(Sender: TObject);
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VAR i : integer;
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var
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i: integer;
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begin
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VarList.Clear;
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for i := 1 to NoVariables do
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VarList.Items.Add(OS3MainFrm.DataGrid.Cells[i,0]);
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RepeatEdit.Text := '1';
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VariableEdit.Text := '';
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InBtn.Enabled := true;
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OutBtn.Enabled := false;
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UpdateBtnStates;
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end;
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procedure TSmoothDataForm.InBtnClick(Sender: TObject);
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VAR index : integer;
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var
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index: integer;
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begin
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index := VarList.ItemIndex;
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if (index > -1) and (VariableEdit.Text = '') then
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begin
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VariableEdit.Text := VarList.Items.Strings[index];
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VarList.Items.Delete(index);
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InBtn.Enabled := false;
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OutBtn.Enabled := true;
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UpdateBtnStates;
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end;
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end;
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procedure TSmoothDataForm.ComputeBtnClick(Sender: TObject);
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VAR
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var
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DataPts, OutPts: DblDyneVec;
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value, avg: double;
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VarCol, N, Reps, i, j, col: integer;
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@ -85,15 +90,23 @@ begin
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N := NoCases;
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SetLength(DataPts, N);
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SetLength(OutPts, N);
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Reps := StrToInt(RepeatEdit.Text);
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if not TryStrToInt(RepeatEdit.Text, Reps) or (Reps <= 0) then
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begin
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RepeatEdit.SetFocus;
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MessageDlg('Valid positive number required.', mtError, [mbOK], 0);
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exit;
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end;
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varlabel := VariableEdit.Text;
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for i := 1 to NoVariables do
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if varlabel = OS3MainFrm.DataGrid.Cells[i,0] then VarCol := i;
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for i := 1 to N do
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begin
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value := StrToFloat(OS3MainFrm.DataGrid.Cells[VarCol,i]);
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DataPts[i-1] := value;
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end;
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// repeat smoothing for Reps times
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OutPts[0] := DataPts[0];
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OutPts[N-1] := DataPts[N-1];
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@ -107,13 +120,15 @@ begin
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if j < Reps then
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for i := 0 to N-1 do DataPts[i] := OutPts[i];
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end;
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// Create a new variable and copy smoothed data into it.
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strvalue := 'Smoothed';
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col := NoVariables + 1;
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DictionaryFrm.NewVar(NoVariables+1);
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DictionaryFrm.DictGrid.Cells[1, NoVariables] := strvalue;
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OS3MainFrm.DataGrid.Cells[NoVariables, 0] := strvalue;
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for i := 0 to N-1 do OS3MainFrm.DataGrid.Cells[col,i+1] := FloatToStr(OutPts[i]);
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for i := 0 to N-1 do
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OS3MainFrm.DataGrid.Cells[col, i+1] := FloatToStr(OutPts[i]);
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end;
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procedure TSmoothDataForm.FormActivate(Sender: TObject);
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@ -123,13 +138,13 @@ begin
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if FAutoSized then
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exit;
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w := MaxValue([HelpBtn.Width, ComputeBtn.Width, ResetBtn.Width, CancelBtn.Width]);
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w := MaxValue([HelpBtn.Width, ComputeBtn.Width, ResetBtn.Width, CloseBtn.Width]);
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HelpBtn.Constraints.MinWidth := w;
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ComputeBtn.Constraints.MinWidth := w;
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ResetBtn.Constraints.MinWidth := w;
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CancelBtn.Constraints.MinWidth := w;
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CloseBtn.Constraints.MinWidth := w;
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Constraints.MinWidth := Width;
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Constraints.MinWidth := (Label1.Width + RepeatEdit.Width + Label3.Width) * 2;
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Constraints.MinHeight := Height;
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FAutoSized := true;
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@ -139,8 +154,6 @@ procedure TSmoothDataForm.FormCreate(Sender: TObject);
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begin
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Assert(OS3MainFrm <> nil);
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if ContextHelpForm = nil then
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Application.CreateForm(TContextHelpForm, ContextHelpForm);
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if DictionaryFrm = nil then
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Application.CreateForm(TDictionaryFrm, DictionaryFrm);
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end;
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@ -153,11 +166,19 @@ begin
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end;
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procedure TSmoothDataForm.OutBtnClick(Sender: TObject);
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begin
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if VariableEdit.Text <> '' then
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begin
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VarList.Items.Add(VariableEdit.Text);
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VariableEdit.Text := '';
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OutBtn.Enabled := false;
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InBtn.Enabled := true;
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UpdateBtnStates;
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end;
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end;
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procedure TSmoothDataForm.UpdateBtnStates;
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begin
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InBtn.Enabled := (VarList.ItemIndex > -1) and (VariableEdit.Text = '');
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OutBtn.Enabled := (VariableEdit.Text <> '');
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end;
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initialization
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