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TAChart: Add example to demonstrate usage of Axis.Marks.AtDataOnly

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git-svn-id: trunk@54024 -
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wp 2017-01-28 12:50:16 +00:00
parent aad2a41b76
commit 61517bc3fb
5 changed files with 313 additions and 0 deletions
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4
.gitattributes vendored
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@ -4315,6 +4315,10 @@ components/tachart/demo/panes-2/project1.lpi svneol=native#text/pascal
components/tachart/demo/panes-2/project1.lpr svneol=native#text/pascal
components/tachart/demo/panes-2/unit1.lfm svneol=native#text/pascal
components/tachart/demo/panes-2/unit1.pas svneol=native#text/pascal
components/tachart/demo/panes-3/project1.lpi svneol=native#text/plain
components/tachart/demo/panes-3/project1.lpr svneol=native#text/plain
components/tachart/demo/panes-3/unit1.lfm svneol=native#text/plain
components/tachart/demo/panes-3/unit1.pas svneol=native#text/plain
components/tachart/demo/panes/Main.lfm svneol=native#text/plain
components/tachart/demo/panes/Main.pas svneol=native#text/pascal
components/tachart/demo/panes/panes.lpi svneol=native#text/plain

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components/tachart/demo/panes-3/project1.lpi Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<CONFIG>
<ProjectOptions>
<Version Value="10"/>
<PathDelim Value="\"/>
<General>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<Title Value="project1"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<Icon Value="0"/>
</General>
<BuildModes Count="1">
<Item1 Name="Default" Default="True"/>
</BuildModes>
<PublishOptions>
<Version Value="2"/>
</PublishOptions>
<RunParams>
<local>
<FormatVersion Value="1"/>
</local>
</RunParams>
<RequiredPackages Count="2">
<Item1>
<PackageName Value="TAChartLazarusPkg"/>
</Item1>
<Item2>
<PackageName Value="LCL"/>
</Item2>
</RequiredPackages>
<Units Count="2">
<Unit0>
<Filename Value="project1.lpr"/>
<IsPartOfProject Value="True"/>
</Unit0>
<Unit1>
<Filename Value="unit1.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="Form1"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="Unit1"/>
</Unit1>
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="11"/>
<PathDelim Value="\"/>
<Target>
<Filename Value="project1"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)"/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<Linking>
<Options>
<Win32>
<GraphicApplication Value="True"/>
</Win32>
</Options>
</Linking>
</CompilerOptions>
<Debugging>
<Exceptions Count="3">
<Item1>
<Name Value="EAbort"/>
</Item1>
<Item2>
<Name Value="ECodetoolError"/>
</Item2>
<Item3>
<Name Value="EFOpenError"/>
</Item3>
</Exceptions>
</Debugging>
</CONFIG>

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components/tachart/demo/panes-3/project1.lpr Normal file
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program project1;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Interfaces, // this includes the LCL widgetset
Forms, Unit1, tachartlazaruspkg
{ you can add units after this };
{$R *.res}
begin
RequireDerivedFormResource := True;
Application.Initialize;
Application.CreateForm(TForm1, Form1);
Application.Run;
end.

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components/tachart/demo/panes-3/unit1.lfm Normal file
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object Form1: TForm1
Left = 280
Height = 307
Top = 130
Width = 585
Caption = 'Form1'
ClientHeight = 307
ClientWidth = 585
LCLVersion = '1.7'
object Chart1: TChart
AnchorSideBottom.Control = CheckBox1
AnchorSideBottom.Side = asrBottom
Left = 0
Height = 276
Top = 0
Width = 585
AxisList = <
item
Grid.Visible = False
TickColor = clRed
AxisPen.Color = clRed
AxisPen.Visible = True
Marks.LabelFont.Color = clRed
Minors = <>
Title.LabelFont.Color = clRed
Title.LabelFont.Orientation = 900
Title.Visible = True
Title.Caption = '1st y axis'
Transformations = ChartAxisTransformations1
end
item
Alignment = calBottom
AxisPen.Visible = True
Minors = <>
end
item
Grid.Visible = False
TickColor = clBlue
AxisPen.Color = clBlue
AxisPen.Visible = True
Marks.LabelFont.Color = clBlue
Minors = <>
Title.LabelFont.Color = clBlue
Title.LabelFont.Orientation = 900
Title.Visible = True
Title.Caption = '2nd y axis'
Transformations = ChartAxisTransformations2
end>
BackColor = clWhite
Foot.Brush.Color = clBtnFace
Foot.Font.Color = clBlue
Frame.Visible = False
Title.Brush.Color = clBtnFace
Title.Font.Color = clBlue
Title.Text.Strings = (
'TAChart'
)
object Chart1LineSeries1: TLineSeries
AxisIndexX = 1
AxisIndexY = 0
LinePen.Color = clRed
Source = RandomChartSource1
end
object Chart1LineSeries2: TLineSeries
AxisIndexX = 1
AxisIndexY = 2
LinePen.Color = clBlue
Source = RandomChartSource2
end
end
object CheckBox1: TCheckBox
Left = 6
Height = 19
Top = 282
Width = 116
Anchors = [akLeft, akBottom]
BorderSpacing.Around = 6
Caption = 'y axes at data only'
OnChange = CheckBox1Change
TabOrder = 1
end
object CheckBox2: TCheckBox
AnchorSideLeft.Control = CheckBox1
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Control = CheckBox1
Left = 138
Height = 19
Top = 282
Width = 66
BorderSpacing.Left = 16
Caption = 'Grouped'
OnChange = CheckBox2Change
TabOrder = 2
end
object ChartAxisTransformations1: TChartAxisTransformations
left = 96
top = 112
object ChartAxisTransformations1AutoScaleAxisTransform1: TAutoScaleAxisTransform
end
end
object ChartAxisTransformations2: TChartAxisTransformations
left = 440
top = 112
object ChartAxisTransformations2AutoScaleAxisTransform1: TAutoScaleAxisTransform
MaxValue = 2
MinValue = 1
end
end
object RandomChartSource1: TRandomChartSource
PointsNumber = 10
RandSeed = 1004835833
XMax = 1
XMin = 0
YMax = 1
YMin = 0
left = 96
top = 176
end
object RandomChartSource2: TRandomChartSource
PointsNumber = 5
RandSeed = 1004914276
XMax = 1
XMin = 0
YMax = 1000
YMin = -1000
left = 440
top = 176
end
end

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components/tachart/demo/panes-3/unit1.pas Normal file
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unit Unit1;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, TAGraph, TATransformations, TASeries, TASources,
Forms, Controls, Graphics, Dialogs, StdCtrls;
type
{ TForm1 }
TForm1 = class(TForm)
Chart1: TChart;
Chart1LineSeries1: TLineSeries;
Chart1LineSeries2: TLineSeries;
ChartAxisTransformations1: TChartAxisTransformations;
ChartAxisTransformations1AutoScaleAxisTransform1: TAutoScaleAxisTransform;
ChartAxisTransformations2: TChartAxisTransformations;
ChartAxisTransformations2AutoScaleAxisTransform1: TAutoScaleAxisTransform;
CheckBox1: TCheckBox;
CheckBox2: TCheckBox;
RandomChartSource1: TRandomChartSource;
RandomChartSource2: TRandomChartSource;
procedure CheckBox1Change(Sender: TObject);
procedure CheckBox2Change(Sender: TObject);
private
public
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
uses
TAChartAxis;
{ TForm1 }
procedure TForm1.CheckBox1Change(Sender: TObject);
var
leftAxis1, leftAxis2: TChartAxis;
begin
leftAxis1 := Chart1.AxisList[0];
leftAxis2 := Chart1.AxisList[2];
leftAxis1.AtDataOnly := Checkbox1.Checked;
leftAxis1.Marks.AtDataOnly := Checkbox1.Checked;
leftAxis1.Title.PositionOnMarks := Checkbox1.Checked;
leftAxis2.AtDataOnly := Checkbox1.Checked;
leftAxis2.Marks.AtDataOnly := Checkbox1.Checked;
leftAxis2.Title.PositionOnMarks := Checkbox1.Checked;
end;
procedure TForm1.CheckBox2Change(Sender: TObject);
var
leftAxis1, leftAxis2: TChartAxis;
begin
leftAxis1 := Chart1.AxisList[0];
leftAxis2 := Chart1.AxisList[2];
if Checkbox2.Checked then begin
leftAxis1.Group := 1;
leftAxis2.Group := 1;
end else begin
leftAxis1.Group := 0;
leftAxis2.Group := 0;
end;
end;
end.