LazStats: Beginning to use TAChart inside FreqUnit. Trying to avoid annoying FreqSpecs dialogs. Not complete, yet. Some simplifications in other units (InitForm)

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@7688 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
wp_xxyyzz
2020-09-23 11:19:08 +00:00
parent 3395fc8847
commit 202d0b5559
9 changed files with 700 additions and 420 deletions

View File

@ -387,8 +387,7 @@ procedure TBoxPlotFrm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
Width := Scale96ToFont(DEFAULT_WIDTH);
Height := Scale96ToFont(DEFAULT_HEIGHT);
InitForm(self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;

View File

@ -400,8 +400,7 @@ begin
Assert(OS3MainFrm <> nil);
if DictionaryFrm = nil then Application.CreateForm(TDictionaryFrm, DictionaryFrm);
Width := Scale96ToFont(DEFAULT_WIDTH);
Height := Scale96ToFont(DEFAULT_HEIGHT);
InitForm(self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;

View File

@ -1,27 +1,158 @@
object FreqFrm: TFreqFrm
Left = 490
Height = 388
Height = 543
Top = 228
Width = 502
Width = 889
HelpType = htKeyword
HelpKeyword = 'html/FrequencyAnalysis.htm'
Caption = 'Frequency Distribution'
ClientHeight = 388
ClientWidth = 502
ClientHeight = 543
ClientWidth = 889
OnActivate = FormActivate
OnCreate = FormCreate
OnShow = FormShow
Position = poMainFormCenter
LCLVersion = '2.1.0.0'
object PlotOptionsGroup: TRadioGroup
AnchorSideTop.Control = Owner
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
Left = 346
Height = 222
object ParamsPanel: TPanel
Left = 8
Height = 527
Top = 8
Width = 148
Anchors = [akTop, akRight]
Width = 288
Align = alLeft
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 4
BorderSpacing.Bottom = 8
BevelOuter = bvNone
ClientHeight = 527
ClientWidth = 288
TabOrder = 0
object Panel1: TPanel
AnchorSideLeft.Control = ParamsPanel
AnchorSideTop.Control = ParamsPanel
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = PlotOptionsGroup
Left = 0
Height = 217
Top = 0
Width = 288
Anchors = [akTop, akLeft, akRight]
BevelOuter = bvNone
ClientHeight = 217
ClientWidth = 288
TabOrder = 0
object Label1: TLabel
AnchorSideLeft.Control = Panel1
AnchorSideTop.Control = Panel1
Left = 0
Height = 15
Top = 0
Width = 97
Caption = 'Available Variables'
ParentColor = False
end
object Label2: TLabel
AnchorSideLeft.Control = SelList
AnchorSideTop.Control = Panel1
Left = 175
Height = 15
Top = 0
Width = 104
Caption = 'Variables to Analyze'
ParentColor = False
end
object VarList: TListBox
AnchorSideLeft.Control = Panel1
AnchorSideTop.Control = Label1
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = AllBtn
AnchorSideBottom.Control = Panel1
AnchorSideBottom.Side = asrBottom
Left = 0
Height = 200
Top = 17
Width = 113
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Top = 2
BorderSpacing.Right = 8
ItemHeight = 0
MultiSelect = True
OnDblClick = VarListDblClick
OnSelectionChange = VarListSelectionChange
TabOrder = 0
end
object SelList: TListBox
AnchorSideLeft.Control = AllBtn
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Control = Label2
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = Panel1
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Panel1
AnchorSideBottom.Side = asrBottom
Left = 175
Height = 200
Top = 17
Width = 113
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Top = 2
ItemHeight = 0
OnSelectionChange = SelListSelectionChange
TabOrder = 4
end
object InBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
Left = 131
Height = 26
Top = 23
Width = 26
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = InBtnClick
Spacing = 0
TabOrder = 1
end
object OutBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
Left = 131
Height = 26
Top = 56
Width = 26
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = OutBtnClick
Spacing = 0
TabOrder = 2
end
object AllBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = OutBtn
AnchorSideTop.Side = asrBottom
Left = 121
Height = 25
Top = 106
Width = 46
AutoSize = True
BorderSpacing.Top = 24
Caption = 'ALL'
OnClick = AllBtnClick
TabOrder = 3
end
end
object PlotOptionsGroup: TRadioGroup
AnchorSideLeft.Control = ParamsPanel
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = BarTypeGroup
Left = 0
Height = 127
Top = 273
Width = 277
Anchors = [akLeft, akBottom]
AutoFill = True
AutoSize = True
BorderSpacing.Top = 8
@ -29,14 +160,16 @@ object FreqFrm: TFreqFrm
Caption = 'Plot Options'
ChildSizing.LeftRightSpacing = 12
ChildSizing.TopBottomSpacing = 6
ChildSizing.HorizontalSpacing = 12
ChildSizing.EnlargeHorizontal = crsHomogenousChildResize
ChildSizing.EnlargeVertical = crsHomogenousChildResize
ChildSizing.ShrinkHorizontal = crsScaleChilds
ChildSizing.ShrinkVertical = crsScaleChilds
ChildSizing.Layout = cclLeftToRightThenTopToBottom
ChildSizing.ControlsPerLine = 1
ClientHeight = 202
ClientWidth = 144
ChildSizing.ControlsPerLine = 2
ClientHeight = 107
ClientWidth = 273
Columns = 2
ItemIndex = 0
Items.Strings = (
'2D Vertical Bars'
@ -53,20 +186,98 @@ object FreqFrm: TFreqFrm
OnSelectionChanged = PlotOptionsGroupSelectionChanged
TabOrder = 1
end
object BarTypeGroup: TRadioGroup
AnchorSideLeft.Control = PlotOptionsGroup
AnchorSideTop.Control = PlotOptionsGroup
object NormPltChk: TCheckBox
AnchorSideLeft.Control = ParamsPanel
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = PlotOptionsGroup
AnchorSideRight.Side = asrBottom
Left = 346
Height = 70
Top = 242
Width = 148
Anchors = [akTop, akLeft, akRight]
AnchorSideBottom.Control = Bevel1
Left = 0
Height = 19
Top = 467
Width = 149
Anchors = [akLeft, akBottom]
BorderSpacing.Top = 8
Caption = 'Plot Normal Distribution'
TabOrder = 2
end
object Bevel1: TBevel
AnchorSideLeft.Control = ParamsPanel
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = CloseBtn
Left = 0
Height = 8
Top = 486
Width = 288
Anchors = [akLeft, akRight, akBottom]
Shape = bsBottomLine
end
object ResetBtn: TButton
AnchorSideTop.Side = asrCenter
AnchorSideRight.Control = ComputeBtn
AnchorSideBottom.Control = ParamsPanel
AnchorSideBottom.Side = asrBottom
Left = 87
Height = 25
Top = 502
Width = 54
Anchors = [akRight, akBottom]
AutoSize = True
Caption = 'Reset'
OnClick = ResetBtnClick
TabOrder = 3
end
object CloseBtn: TButton
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Side = asrCenter
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = ParamsPanel
AnchorSideBottom.Side = asrBottom
Left = 233
Height = 25
Top = 502
Width = 55
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
Caption = 'Close'
ModalResult = 1
OnClick = CloseBtnClick
TabOrder = 4
end
object ComputeBtn: TButton
AnchorSideRight.Control = CloseBtn
AnchorSideBottom.Control = ParamsPanel
AnchorSideBottom.Side = asrBottom
Left = 149
Height = 25
Top = 502
Width = 76
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
Caption = 'Compute'
OnClick = ComputeBtnClick
TabOrder = 5
end
object BarTypeGroup: TRadioGroup
AnchorSideLeft.Control = ParamsPanel
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = NormPltChk
Left = 0
Height = 51
Top = 408
Width = 182
Anchors = [akLeft, akBottom]
AutoFill = True
AutoSize = True
BorderSpacing.Top = 12
BorderSpacing.Top = 8
Caption = 'Bar Type'
ChildSizing.LeftRightSpacing = 12
ChildSizing.TopBottomSpacing = 6
@ -75,211 +286,82 @@ object FreqFrm: TFreqFrm
ChildSizing.ShrinkHorizontal = crsScaleChilds
ChildSizing.ShrinkVertical = crsScaleChilds
ChildSizing.Layout = cclLeftToRightThenTopToBottom
ChildSizing.ControlsPerLine = 1
ClientHeight = 50
ClientWidth = 144
ChildSizing.ControlsPerLine = 2
ClientHeight = 31
ClientWidth = 178
Columns = 2
Enabled = False
ItemIndex = 0
Items.Strings = (
'Separated'
'Contiguous'
)
TabOrder = 2
end
object NormPltChk: TCheckBox
AnchorSideLeft.Control = Owner
AnchorSideTop.Side = asrBottom
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Bevel1
Left = 8
Height = 19
Top = 320
Width = 149
Anchors = [akLeft, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Top = 8
Caption = 'Plot Normal Distribution'
TabOrder = 3
end
object Panel1: TPanel
AnchorSideLeft.Control = Owner
AnchorSideTop.Control = Owner
AnchorSideRight.Control = PlotOptionsGroup
AnchorSideBottom.Control = NormPltChk
Left = 8
Height = 304
Top = 8
Width = 330
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Around = 8
BevelOuter = bvNone
ClientHeight = 304
ClientWidth = 330
TabOrder = 0
object Label1: TLabel
AnchorSideLeft.Control = Panel1
AnchorSideTop.Control = Panel1
Left = 0
Height = 15
Top = 0
Width = 97
Caption = 'Available Variables'
ParentColor = False
end
object Label2: TLabel
AnchorSideLeft.Control = SelList
AnchorSideTop.Control = Panel1
Left = 196
Height = 15
Top = 0
Width = 104
Caption = 'Variables to Analyze'
ParentColor = False
end
object VarList: TListBox
AnchorSideLeft.Control = Panel1
AnchorSideTop.Control = Label1
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = AllBtn
AnchorSideBottom.Control = Panel1
AnchorSideBottom.Side = asrBottom
Left = 0
Height = 287
Top = 17
Width = 134
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Top = 2
BorderSpacing.Right = 8
ItemHeight = 0
MultiSelect = True
OnSelectionChange = VarListSelectionChange
TabOrder = 0
end
object SelList: TListBox
AnchorSideLeft.Control = AllBtn
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Control = Label2
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = Panel1
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Panel1
AnchorSideBottom.Side = asrBottom
Left = 196
Height = 287
Top = 17
Width = 134
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Top = 2
ItemHeight = 0
OnSelectionChange = SelListSelectionChange
TabOrder = 4
end
object InBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
Left = 151
Height = 28
Top = 23
Width = 28
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = InBtnClick
Spacing = 0
TabOrder = 1
end
object OutBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
Left = 151
Height = 28
Top = 56
Width = 28
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = OutBtnClick
Spacing = 0
TabOrder = 2
end
object AllBtn: TBitBtn
AnchorSideLeft.Control = Panel1
AnchorSideLeft.Side = asrCenter
Left = 142
Height = 25
Top = 136
Width = 46
AutoSize = True
Caption = 'ALL'
OnClick = AllBtnClick
TabOrder = 3
end
end
object Bevel1: TBevel
AnchorSideLeft.Control = Owner
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = CloseBtn
Left = 0
Height = 8
Top = 339
Width = 502
Anchors = [akLeft, akRight, akBottom]
Shape = bsBottomLine
end
object ResetBtn: TButton
AnchorSideTop.Side = asrCenter
AnchorSideRight.Control = ComputeBtn
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 289
Height = 25
Top = 355
Width = 54
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 12
BorderSpacing.Bottom = 8
Caption = 'Reset'
OnClick = ResetBtnClick
TabOrder = 4
end
object CloseBtn: TButton
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Side = asrCenter
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 435
Height = 25
Top = 355
Width = 55
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 12
BorderSpacing.Bottom = 8
Caption = 'Close'
ModalResult = 1
TabOrder = 5
end
object ComputeBtn: TButton
AnchorSideRight.Control = CloseBtn
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 351
Height = 25
Top = 355
Width = 76
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
Caption = 'Compute'
OnClick = ComputeBtnClick
TabOrder = 6
end
object Panel2: TPanel
AnchorSideLeft.Control = ParamsPanel
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = PlotOptionsGroup
Left = 0
Height = 23
Top = 236
Width = 288
Anchors = [akTop, akLeft, akRight]
AutoSize = True
BevelOuter = bvNone
ClientHeight = 23
ClientWidth = 288
TabOrder = 7
object NoIntervalsEdit: TSpinEdit
AnchorSideLeft.Control = NoIntervalsLabel
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Control = Panel2
Left = 121
Height = 23
Top = 0
Width = 74
Alignment = taRightJustify
BorderSpacing.Left = 16
MinValue = 1
TabOrder = 0
Value = 10
end
object NoIntervalsLabel: TLabel
AnchorSideLeft.Control = Panel2
AnchorSideTop.Control = NoIntervalsEdit
AnchorSideTop.Side = asrCenter
Left = 0
Height = 15
Top = 4
Width = 105
Caption = 'Number of intervals'
ParentColor = False
end
end
end
object ParamsSplitter: TSplitter
Left = 300
Height = 543
Top = 0
Width = 5
ResizeStyle = rsPattern
end
object PageControl: TPageControl
Left = 309
Height = 527
Top = 8
Width = 572
ActivePage = ReportPage
Align = alClient
BorderSpacing.Left = 4
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
TabIndex = 0
TabOrder = 2
object ReportPage: TTabSheet
Caption = 'Report'
end
end
end

View File

@ -7,9 +7,9 @@ unit FreqUnit;
interface
uses
Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
StdCtrls, Buttons, ExtCtrls,
Globals, MainUnit, OutputUnit, FunctionsLib, GraphLib, DataProcs;
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
StdCtrls, Buttons, ExtCtrls, ComCtrls, Spin,
Globals, MainUnit, FunctionsLib, GraphLib, DataProcs, ReportFrameUnit, ChartFrameUnit;
type
@ -18,7 +18,11 @@ type
TFreqFrm = class(TForm)
Bevel1: TBevel;
ComputeBtn: TButton;
NoIntervalsLabel: TLabel;
PageControl: TPageControl;
Panel1: TPanel;
Panel2: TPanel;
ParamsPanel: TPanel;
ResetBtn: TButton;
CloseBtn: TButton;
NormPltChk: TCheckBox;
@ -30,86 +34,51 @@ type
SelList: TListBox;
PlotOptionsGroup: TRadioGroup;
BarTypeGroup: TRadioGroup;
ParamsSplitter: TSplitter;
ReportPage: TTabSheet;
NoIntervalsEdit: TSpinEdit;
VarList: TListBox;
procedure AllBtnClick(Sender: TObject);
procedure CloseBtnClick(Sender: TObject);
procedure ComputeBtnClick(Sender: TObject);
procedure FormActivate(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure InBtnClick(Sender: TObject);
procedure ComputeBtnClick(Sender: TObject);
procedure PlotOptionsGroupSelectionChanged(Sender: TObject);
procedure SelListSelectionChange(Sender: TObject; User: boolean);
procedure OutBtnClick(Sender: TObject);
procedure PlotOptionsGroupSelectionChanged(Sender: TObject);
procedure ResetBtnClick(Sender: TObject);
procedure SelListSelectionChange(Sender: TObject; User: boolean);
procedure VarListDblClick(Sender: TObject);
procedure VarListSelectionChange(Sender: TObject; User: boolean);
private
{ private declarations }
FReportFrame: TReportFrame;
FAutoSized: Boolean;
procedure ClearTabs;
function CreateChartFrame(AColIndex: Integer; AVarName: String): TChartFrame;
function GetPageCaption(AVarName: String): String;
procedure PlotFreq(AColIndex: Integer; AVarName: String; const xLabels: StrDyneVec;
const Freq: DblDyneVec);
procedure UpdateBtnStates;
public
{ public declarations }
procedure Reset;
end;
var
FreqFrm: TFreqFrm;
implementation
{$R *.lfm}
uses
Math,
FreqSpecsUnit;
Math, TAChartUtils, TALegend, TASeries,
Utils, FreqSpecsUnit;
{ TFreqFrm }
procedure TFreqFrm.ResetBtnClick(Sender: TObject);
var
i: integer;
begin
VarList.Clear;
SelList.Clear;
for i := 1 to NoVariables do
VarList.Items.Add(OS3MainFrm.DataGrid.Cells[i,0]);
BarTypeGroup.ItemIndex := 0;
PlotOptionsGroup.ItemIndex := 0;
NormPltChk.Checked := false;
UpdateBtnStates;
end;
procedure TFreqFrm.FormActivate(Sender: TObject);
var
w: Integer;
begin
if FAutoSized then
exit;
w := MaxValue([ResetBtn.Width, ComputeBtn.Width, CloseBtn.Width]);
ResetBtn.Constraints.MinWidth := w;
ComputeBtn.Constraints.MinWidth := w;
CloseBtn.Constraints.MinWidth := w;
Panel1.Constraints.MinHeight := BarTypeGroup.Top + BarTypeGroup.Height - Panel1.Top;
Panel1.Constraints.MinWidth := Label2.Width * 2 + AllBtn.Width + 2 * VarList.BorderSpacing.Right;
Constraints.MinWidth := Width;
Constraints.MinHeight := Height;
FAutoSized := true;
end;
procedure TFreqFrm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
if FreqSpecsFrm = nil then
Application.CreateForm(TFreqSpecsFrm, FreqSpecsFrm);
if GraphFrm = nil then
Application.CreateForm(TGraphFrm, GraphFrm);
end;
procedure TFreqFrm.FormShow(Sender: TObject);
begin
ResetBtnClick(self);
end;
procedure TFreqFrm.AllBtnClick(Sender: TObject);
var
count, index : integer;
@ -118,69 +87,75 @@ begin
for index := 0 to count-1 do
SelList.Items.Add(VarList.Items[index]);
VarList.Clear;
ClearTabs;
UpdateBtnStates;
end;
procedure TFreqFrm.InBtnClick(Sender: TObject);
procedure TFreqFrm.ClearTabs;
var
i: integer;
i: Integer;
begin
i := 0;
while i < VarList.Items.Count do
begin
if (VarList.Selected[i]) then
begin
SelList.Items.Add(VarList.Items[i]);
VarList.Items.Delete(i);
i := 0;
end else
i := i + 1;
end;
UpdateBtnStates;
FReportFrame.Clear;
for i := PageControl.PageCount-1 downto 1 do
PageControl.Pages[i].Free;
end;
procedure TFreqFrm.SelListSelectionChange(Sender: TObject; User: boolean);
procedure TFreqFrm.CloseBtnClick(Sender: TObject);
begin
UpdateBtnStates;
Close;
end;
procedure TFreqFrm.ComputeBtnClick(Sender: TObject);
var
i, j, k : integer;
freq : DblDyneVec;
pcnt : DblDyneVec;
cumpcnt : DblDyneVec;
pcntilerank : DblDyneVec;
cumfreq : DblDyneVec;
XValue : DblDyneVec;
value : double;
NoVars : integer;
plottype : integer;
cellval : string;
col : integer;
min, max : double;
range : double;
incrsize : double;
nointervals : double;
nints : integer;
// ColNoSelected : IntDyneVec;
NormDist : boolean;
Histogram : boolean;
Sumx, Sumx2, Mean, Variance, StdDev, zlow, zhi : double;
X, zproplow, zprophi, zfreq : double;
Ncases : integer;
i, j, k: integer;
freq: DblDyneVec = nil;
pcnt: DblDyneVec = nil;
cumpcnt: DblDyneVec = nil;
pcntilerank: DblDyneVec = nil;
cumfreq: DblDyneVec = nil;
XLabels: StrDyneVec = nil;
XValue: DblDyneVec = nil;
value: double;
NoVars: integer;
plottype: integer;
cellval: string;
col: integer;
min, max, range: double;
incrsize: double;
nointervals: double;
nInts: integer;
NormDist: boolean;
Sumx, Sumx2, Mean, Variance, StdDev, zlow, zhi: double;
X, zproplow, zprophi, zfreq: double;
nCases: integer;
oldPageIndex: Integer;
found: Boolean;
lReport: TStrings;
begin
if BarTypeGroup.ItemIndex = 1 then Histogram := true else Histogram := false;
if NormPltChk.Checked = true then NormDist := true else NormDist := false;
if SelList.Count = 0 then
begin
ErrorMsg('No variable(s) selected.');
exit;
end;
SetLength(freq,NoCases);
SetLength(pcnt,NoCases);
SetLength(cumpcnt,NoCases);
SetLength(pcntilerank,NoCases);
SetLength(cumfreq,NoCases);
SetLength(XValue,NoCases);
NormDist := NormPltChk.Checked;
SetLength(freq, NoCases);
SetLength(pcnt, NoCases);
SetLength(cumpcnt, NoCases);
SetLength(pcntilerank, NoCases);
SetLength(cumfreq, NoCases);
SetLength(XValue, NoCases);
(* ---------------> causes flicker
// Remove already existing chart pages
oldPageIndex := PageControl.PageIndex;
for i := PageControl.PageCount-1 downto 1 do
PageControl.Pages[i].Free;
*)
lReport := TStringList.Create;
try
@ -193,27 +168,29 @@ begin
begin
{ get column no. of variable }
col := 1;
cellval := SelList.Items.Strings[i-1];
cellval := SelList.Items[i-1];
for j := 1 to NoVariables do
begin
if OS3MainFrm.DataGrid.Cells[j,0] = cellval then
begin
col := j;
lReport.Add('Frequency Analysis for Variable "%s"', [cellval]);
if i > 1 then lReport.Add('');
lReport.Add('Frequency analysis for variable "%s"', [cellval]);
break;
end;
end;
{ get min and max values for variable in col }
min := 1.0e32;
max := -1.0e32;
min := Infinity;
max := -Infinity;
for j := 1 to NoCases do
begin
if not ValidValue(j,col) then continue;
if not ValidValue(j, col) then continue;
value := StrToFloat(OS3MainFrm.DataGrid.Cells[col,j]);
if value > max then max := value;
if value < min then min := value;
end;
(*
range := max - min + 1.0;
incrsize := 1.0;
{ if too many increments, set increment size for 15 increments }
@ -236,52 +213,59 @@ begin
nints := StrToInt(FreqSpecsFrm.NoInts.Text);
if nints > 200 then
nints := 200;
*)
{Now, get frequency of cases in each interval }
for j := 1 to nints+1 do
freq[j-1] := 0;
Ncases := 0;
nInts := NoIntervalsEdit.Value;
incrSize := (max - min) / nInts;
SetLength(freq, nInts);
SetLength(XValue, nInts);
SetLength(XLabels, nInts);
{ Get frequency of cases in each interval }
nCases := 0;
for j := 1 to NoCases do
begin
if not ValidValue(j,col) then continue;
inc(Ncases);
value := StrToFloat(OS3MainFrm.DataGrid.Cells[col,j]);
for k := 1 to nints do
begin
if (value >= min + ((k-1) * incrsize)) and
(value < min + (k * incrsize)) then freq[k-1] := freq[k-1] + 1;
if not ValidValue(j, col) then continue;
inc(nCases);
value := StrToFloat(OS3MainFrm.DataGrid.Cells[col, j]);
for k := 0 to nints-1 do
if (value >= min + k * incrSize) and (value < min + ((k+1) * incrSize)) then
freq[k] := freq[k] + 1.0;
end;
end;
for j := 1 to nints+1 do
XValue[j-1] := min + (j-1) * incrsize;
{ get cumulative frequencies and percents to midpoints }
cumfreq[0] := freq[0];
pcnt[0] := freq[0] / Ncases;
cumpcnt[0] := cumfreq[0] / Ncases;
pcntilerank[0] := (freq[0] / 2.0) / Ncases;
for k := 2 to nints do
for j := 0 to nInts-1 do
begin
cumfreq[k-1] := cumfreq[k-2] + freq[k-1];
pcnt[k-1] := freq[k-1] / Ncases;
cumpcnt[k-1] := cumfreq[k-1] / Ncases;
pcntilerank[k-1] := (cumfreq[k-2] + freq[k-1] / 2.0) / Ncases;
XValue[j] := min + j * incrSize;
XLabels[j] := Format('%.2f'+LineEnding+'to'+LineEnding+'%.2f', [XValue[j], XValue[j] + incrSize]);
end;
{ Now, print results to report }
{ Get cumulative frequencies and percents to midpoints }
cumFreq[0] := freq[0];
pcnt[0] := freq[0] / nCases;
cumPcnt[0] := cumFreq[0] / nCases;
pcntileRank[0] := (freq[0] * 0.5) / nCases;
for k := 1 to nInts - 1do
begin
cumfreq[k] := cumfreq[k-1] + freq[k];
pcnt[k] := freq[k] / nCases;
cumPcnt[k] := cumFreq[k] / nCases;
pcntileRank[k] := (cumFreq[k-1] + freq[k] * 0.5) / nCases;
end;
{ Print results to report }
lReport.Add(' FROM TO FREQ. PCNT CUM.FREQ. CUM.PCNT. %ILE RANK');
lReport.Add('');
for k := 1 to nints do
for k := 0 to nInts - 1 do
lReport.Add('%8.2f%8.2f%8.0f%8.2f %8.2f %8.2f %8.2f', [
min+(k-1)*incrsize, // from
min+k*incrsize, // to
freq[k-1], // freq
pcnt[k-1], // pcnt
cumfreq[k-1], // cum.freq.
cumpcnt[k-1], // cum.pcnt.
pcntilerank[k-1] // %ile rank
min + k*incrSize, // from
min + (k+1)*incrSize, // to
freq[k], // freq
pcnt[k], // pcnt
cumFreq[k], // cum.freq.
cumPcnt[k], // cum.pcnt.
pcntileRank[k] // %ile rank
]);
(*
{ Now, prepare plot values as indicated in options list }
if NormDist = false then
SetLength(GraphFrm.Ypoints,1,nints+1)
@ -292,7 +276,7 @@ begin
begin
GraphFrm.Ypoints[0,k-1] := freq[k-1];
GraphFrm.Xpoints[0,k-1] := XValue[k-1];
end;
end; *)
// Create ND plot if checked.
// BUT: Only 3D-vertical plots when normal curve is desired
@ -332,15 +316,20 @@ begin
zproplow := probz(zlow);
zprophi := probz(zhi);
zfreq := NoCases * abs(zprophi - zproplow);
(* !!!!!!!!!!!!!!!!!!!
GraphFrm.Ypoints[1,k-1] := zfreq;
lReport.Add(' %2d %6.2f', [k, GraphFrm.Ypoints[1,k-1]]);
*)
end;
end;
// Show report in form
DisplayReport(lReport);
FReportFrame.DisplayReport(lReport);
// Plot data
PlotFreq(col, cellVal, xLabels, freq);
end;
(*
plottype := PlotOptionsGroup.ItemIndex + 1;
if Histogram then
GraphFrm.barwideprop := 1.0
@ -370,18 +359,143 @@ begin
GraphFrm.Xpoints := nil;
GraphFrm.Ypoints := nil;
end; // for novars list
*)
{
for j := PageControl.PageCount-1 downto 1 do
begin
found := false;
for i := 0 to SelList.Count-1 do
if GetPageCaption(SelList.Items[i]) = PageControl.Pages[j].Caption then
begin
found := true;
break;
end;
if not found then
PageControl.Pages[j].Free;
end;
}
finally
lReport.Free;
(*
XValue := nil;
cumfreq := nil;
pcntilerank := nil;
cumpcnt := nil;
pcnt := nil;
freq := nil;
*)
end;
end;
function TFreqFrm.CreateChartFrame(AColIndex: Integer; AVarName: String): TChartFrame;
var
sheetTitle: String;
tabSheet: TTabSheet;
i: Integer;
begin
sheetTitle := GetPageCaption(AVarName);
// Find existing sheet first.
for i := 1 to PageControl.PageCount-1 do
if PageControl.Pages[i].Caption = sheetTitle then begin
tabSheet := PageControl.Pages[i];
Result := tabSheet.Controls[0] as TChartFrame;
exit;
end;
// Not found: create new sheet ...
tabSheet := PageControl.AddTabSheet;
tabSheet.Caption := sheetTitle;
tabSheet.Tag := AColIndex;
// ... and add ChartFrame
Result := TChartFrame.Create(tabSheet);
Result.Parent := tabSheet;
Result.Align := alClient;
Result.Chart.Legend.Alignment := laBottomCenter;
Result.Chart.Legend.ColumnCount := 3;
Result.Chart.Legend.TextFormat := tfHTML;
Result.Chart.BottomAxis.Intervals.MaxLength := 80;
Result.Chart.BottomAxis.Intervals.MinLength := 30;
end;
procedure TFreqFrm.FormActivate(Sender: TObject);
var
w: Integer;
begin
if FAutoSized then
exit;
w := MaxValue([ResetBtn.Width, ComputeBtn.Width, CloseBtn.Width]);
ResetBtn.Constraints.MinWidth := w;
ComputeBtn.Constraints.MinWidth := w;
CloseBtn.Constraints.MinWidth := w;
(*
Panel1.Constraints.MinHeight := BarTypeGroup.Top + BarTypeGroup.Height - Panel1.Top;
Panel1.Constraints.MinWidth := Label2.Width * 2 + AllBtn.Width + 2 * VarList.BorderSpacing.Right;
Constraints.MinWidth := Width;
Constraints.MinHeight := Height;
*)
Position := poMainFormCenter;
FAutoSized := true;
end;
procedure TFreqFrm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
if FreqSpecsFrm = nil then
Application.CreateForm(TFreqSpecsFrm, FreqSpecsFrm);
if GraphFrm = nil then
Application.CreateForm(TGraphFrm, GraphFrm);
InitForm(Self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;
FReportFrame.Align := alClient;
Reset;
end;
function TFreqFrm.GetPageCaption(AVarName: String): String;
begin
Result := 'Plot of ' + AVarName;
end;
procedure TFreqFrm.InBtnClick(Sender: TObject);
var
i: integer;
begin
i := 0;
while i < VarList.Items.Count do
begin
if (VarList.Selected[i]) then
begin
SelList.Items.Add(VarList.Items[i]);
VarList.Items.Delete(i);
i := 0;
end else
i := i + 1;
end;
ClearTabs;
UpdateBtnStates;
end;
procedure TFreqFrm.SelListSelectionChange(Sender: TObject; User: boolean);
begin
UpdateBtnStates;
end;
procedure TFreqFrm.OutBtnClick(Sender: TObject);
var
i: integer;
@ -395,20 +509,75 @@ begin
SelList.Items.Delete(i);
i := 0;
end else
i := i + 1;
inc(i);
end;
ClearTabs;
UpdateBtnStates;
end;
procedure TFreqFrm.PlotFreq(AColIndex: Integer; AVarName: String;
const xLabels: StrDyneVec; const Freq: DblDyneVec);
var
ser: TBarSeries;
chartFrame: TChartFrame;
begin
chartFrame := CreateChartFrame(AColIndex, AVarName);
chartFrame.Clear;
ser := chartFrame.PlotXY(ptVertBars, nil, Freq, xLabels, nil, '', clDefault) as TBarSeries;
ser.BarBrush.Color := DATA_COLORS[(AColIndex-1) mod Length(DATA_COLORS)];
if BarTypeGroup.ItemIndex = 1 then
begin
ser.BarWidthPercent := 100;
ser.BarPen.Color := ser.BarBrush.Color;
end;
chartFrame.Chart.Margins.Bottom := 0;
chartFrame.Chart.BottomAxis.Marks.Source := ser.Source;
chartFrame.Chart.BottomAxis.Marks.Style := smsLabel;
chartFrame.Chart.BottomAxis.Marks.Alignment := taCenter;
chartFrame.SetTitle('Frequency distribution');
chartFrame.SetXTitle(AVarName + ' categories');
chartFrame.SetYTitle('Frequency');
chartFrame.Chart.Legend.Visible := false;
end;
procedure TFreqFrm.PlotOptionsGroupSelectionChanged(Sender: TObject);
begin
BarTypeGroup.Enabled := PlotOptionsGroup.ItemIndex in [0, 1, 8, 9]; // Bar series only
end;
procedure TFreqFrm.Reset;
var
i: integer;
begin
VarList.Clear;
SelList.Clear;
for i := 1 to NoVariables do
VarList.Items.Add(OS3MainFrm.DataGrid.Cells[i,0]);
BarTypeGroup.ItemIndex := 0;
PlotOptionsGroup.ItemIndex := 0;
NormPltChk.Checked := false;
ClearTabs;
UpdateBtnStates;
end;
procedure TFreqFrm.ResetBtnClick(Sender: TObject);
begin
Reset;
end;
procedure TFreqFrm.UpdateBtnStates;
var
lSelected: Boolean;
i: Integer;
chartFrame: TChartFrame;
begin
lSelected := false;
for i := 0 to VarList.Items.Count-1 do
@ -429,15 +598,39 @@ begin
OutBtn.Enabled := lSelected;
AllBtn.Enabled := VarList.Items.Count > 0;
BarTypeGroup.Enabled := PlotOptionsGroup.ItemIndex in [0, 1, 8, 9]; // Bar series only
FReportFrame.UpdateBtnStates;
for i := 1 to PageControl.PageCount-1 do
begin
chartFrame := PageControl.Pages[i].Controls[0] as TChartFrame;
chartFrame.UpdateBtnStates;
end;
end;
procedure TFreqFrm.VarListDblClick(Sender: TObject);
var
index: integer;
begin
index := VarList.ItemIndex;
if index > -1 then
begin
SelList.Items.Add(VarList.Items[index]);
VarList.Items.Delete(index);
ClearTabs;
UpdateBtnStates;
end;
end;
procedure TFreqFrm.VarListSelectionChange(Sender: TObject; User: boolean);
begin
UpdateBtnStates;
end;
initialization
{$I frequnit.lrs}
end.

View File

@ -377,8 +377,7 @@ procedure TPlotXYFrm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
Width := Scale96ToFont(DEFAULT_WIDTH);
Height := Scale96ToFont(DEFAULT_HEIGHT);
InitForm(self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;

View File

@ -263,8 +263,7 @@ procedure TXvsMultYForm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
Width := Scale96ToFont(DEFAULT_WIDTH);
Height := Scale96ToFont(DEFAULT_HEIGHT);
InitForm(self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;

View File

@ -171,8 +171,7 @@ procedure TBasicSPCForm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
Width := Scale96ToFont(DEFAULT_WIDTH);
Height := Scale96ToFont(DEFAULT_HEIGHT);
InitForm(Self);
FReportFrame := TReportFrame.Create(self);
FReportFrame.Parent := ReportPage;

View File

@ -452,6 +452,8 @@ end;
procedure TDistribFrm.FormCreate(Sender: TObject);
begin
InitForm(self);
FChartFrame := TChartFrame.Create(self);
FChartFrame.Parent := ChartPanel;
FChartFrame.Align := alClient;
@ -460,9 +462,8 @@ begin
FChartFrame.Chart.Legend.TextFormat := tfHTML;
FChartFrame.Chart.BottomAxis.Intervals.MaxLength := 80;
FChartFrame.Chart.BottomAxis.Intervals.MinLength := 30;
FChartFrame.ChartToolbar.Transparent := false;
FChartFrame.ChartToolbar.Color := clForm;
InitToolbar(FChartFrame.ChartToolbar, tpTop);
tbErase := TToolButton.Create(self);
tbErase.ImageIndex := 6;
tbErase.Caption := 'Erase';

View File

@ -5,12 +5,14 @@ unit Utils;
interface
uses
Classes, SysUtils, Graphics, Controls, StdCtrls, ComCtrls, Dialogs,
Classes, SysUtils, Graphics, Controls, StdCtrls, ComCtrls, Dialogs, Forms,
Globals;
type
TToolbarPosition = (tpTop, tpLeft, tpRight);
procedure InitForm(AForm: TForm);
procedure AddButtonToToolbar(AToolButton: TToolButton; AToolBar: TToolBar);
procedure InitToolbar(AToolbar: TToolbar; APosition: TToolbarPosition);
@ -48,6 +50,13 @@ begin
end;
procedure InitForm(AForm: TForm);
begin
AForm.Width := AForm.Scale96ToFont(DEFAULT_WIDTH);
AForm.Height := AForm.Scale96ToFont(DEFAULT_HEIGHT);
end;
procedure InitToolbar(AToolbar: TToolbar; APosition: TToolbarPosition);
begin
// AToolbar.Transparent := false;