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TAChart: Add chart events demo

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git-svn-id: trunk@28889 -
This commit is contained in:
ask 2011-01-06 19:10:27 +00:00
parent 65a1965f94
commit bfac641b16
5 changed files with 213 additions and 0 deletions
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4
.gitattributes vendored
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@ -2252,6 +2252,10 @@ components/tachart/demo/dragdrop/dragdropdemo.lpi svneol=native#text/plain
components/tachart/demo/dragdrop/dragdropdemo.lpr svneol=native#text/plain
components/tachart/demo/dragdrop/main.lfm svneol=native#text/plain
components/tachart/demo/dragdrop/main.pas svneol=native#text/pascal
components/tachart/demo/events/Main.lfm svneol=native#text/plain
components/tachart/demo/events/Main.pas svneol=native#text/pascal
components/tachart/demo/events/eventsdemo.lpi svneol=native#text/plain
components/tachart/demo/events/eventsdemo.lpr svneol=native#text/pascal
components/tachart/demo/extent/extentdemo.lpi svneol=native#text/plain
components/tachart/demo/extent/extentdemo.lpr svneol=native#text/plain
components/tachart/demo/extent/main.lfm svneol=native#text/plain

49
components/tachart/demo/events/Main.lfm Normal file
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object Form1: TForm1
Left = 296
Height = 240
Top = 124
Width = 320
Caption = 'Form1'
ClientHeight = 240
ClientWidth = 320
LCLVersion = '0.9.31'
object Chart1: TChart
Left = 0
Height = 240
Top = 0
Width = 320
AxisList = <
item
Title.LabelFont.Orientation = 900
end
item
Alignment = calBottom
end>
Depth = 15
Foot.Brush.Color = clBtnFace
Foot.Font.Color = clBlue
Title.Brush.Color = clBtnFace
Title.Font.Color = clBlue
Title.Text.Strings = (
'TAChart'
)
OnBeforeDrawBackground = Chart1BeforeDrawBackground
OnBeforeDrawBackWall = Chart1BeforeDrawBackWall
Align = alClient
ParentColor = False
object Chart1BarSeries1: TBarSeries
BarBrush.Color = clRed
Source = RandomChartSource1
end
end
object RandomChartSource1: TRandomChartSource
PointsNumber = 10
RandSeed = 1499557333
XMax = 13
XMin = 3
YMax = 20
YMin = 2
left = 248
top = 28
end
end

49
components/tachart/demo/events/Main.pas Normal file
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unit Main;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, TAGraph,
TASeries, TASources;
type
{ TForm1 }
TForm1 = class(TForm)
Chart1: TChart;
Chart1BarSeries1: TBarSeries;
RandomChartSource1: TRandomChartSource;
procedure Chart1BeforeDrawBackground(ASender: TChart; ACanvas: TCanvas;
const ARect: TRect; var ADoDefaultDrawing: Boolean);
procedure Chart1BeforeDrawBackWall(ASender: TChart; ACanvas: TCanvas;
const ARect: TRect; var ADoDefaultDrawing: Boolean);
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
{ TForm1 }
procedure TForm1.Chart1BeforeDrawBackground(ASender: TChart; ACanvas: TCanvas;
const ARect: TRect; var ADoDefaultDrawing: Boolean);
begin
ACanvas.GradientFill(ARect, $FFFFFF, $FF8080, gdVertical);
ADoDefaultDrawing := false;
end;
procedure TForm1.Chart1BeforeDrawBackWall(ASender: TChart; ACanvas: TCanvas;
const ARect: TRect; var ADoDefaultDrawing: Boolean);
begin
ACanvas.GradientFill(ARect, $FFFFFF, $80FF80, gdVertical);
ADoDefaultDrawing := false;
end;
end.

92
components/tachart/demo/events/eventsdemo.lpi Normal file
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<?xml version="1.0"?>
<CONFIG>
<ProjectOptions>
<Version Value="9"/>
<PathDelim Value="\"/>
<General>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
</General>
<i18n>
<EnableI18N LFM="False"/>
</i18n>
<VersionInfo>
<StringTable ProductVersion=""/>
</VersionInfo>
<BuildModes Count="1">
<Item1 Name="Default" Default="True"/>
</BuildModes>
<PublishOptions>
<Version Value="2"/>
<IncludeFileFilter Value="*.(pas|pp|inc|lfm|lpr|lrs|lpi|lpk|sh|xml)"/>
<ExcludeFileFilter Value="*.(bak|ppu|o|so);*~;backup"/>
</PublishOptions>
<RunParams>
<local>
<FormatVersion Value="1"/>
</local>
</RunParams>
<RequiredPackages Count="2">
<Item1>
<PackageName Value="TAChartLazarusPkg"/>
<MinVersion Major="1" Valid="True"/>
</Item1>
<Item2>
<PackageName Value="LCL"/>
</Item2>
</RequiredPackages>
<Units Count="2">
<Unit0>
<Filename Value="eventsdemo.lpr"/>
<IsPartOfProject Value="True"/>
<UnitName Value="eventsdemo"/>
</Unit0>
<Unit1>
<Filename Value="Main.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="Form1"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="Main"/>
</Unit1>
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="9"/>
<PathDelim Value="\"/>
<Target>
<Filename Value="eventsdemo"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)"/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<Linking>
<Options>
<Win32>
<GraphicApplication Value="True"/>
</Win32>
</Options>
</Linking>
<Other>
<CompilerMessages>
<UseMsgFile Value="True"/>
</CompilerMessages>
<CompilerPath Value="$(CompPath)"/>
</Other>
</CompilerOptions>
<Debugging>
<Exceptions Count="3">
<Item1>
<Name Value="EAbort"/>
</Item1>
<Item2>
<Name Value="ECodetoolError"/>
</Item2>
<Item3>
<Name Value="EFOpenError"/>
</Item3>
</Exceptions>
</Debugging>
</CONFIG>

19
components/tachart/demo/events/eventsdemo.lpr Normal file
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program eventsdemo;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Interfaces, // this includes the LCL widgetset
Forms, Main, tachartlazaruspkg;
{$R *.res}
begin
Application.Initialize;
Application.CreateForm(TForm1, Form1);
Application.Run;
end.