paweld/lazarus
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/lazarus/lazarus.git synced 2025-08-16 02:39:15 +02:00
Code Issues Packages Projects Releases Wiki Activity

TAChart: Add label positioning demo

Browse Source 
git-svn-id: trunk@26772 -
This commit is contained in:
ask 2010-07-22 06:43:05 +00:00
parent d5a2df6249
commit 9d66578778
7 changed files with 334 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
.gitattributes vendored
View File

@ -2159,6 +2159,10 @@ components/tachart/demo/func/funcdemo.lpi svneol=native#text/plain
components/tachart/demo/func/funcdemo.lpr svneol=native#text/plain
components/tachart/demo/func/main.lfm svneol=native#text/plain
components/tachart/demo/func/main.pas svneol=native#text/plain
components/tachart/demo/labels/Main.lfm svneol=native#text/plain
components/tachart/demo/labels/Main.pas svneol=native#text/pascal
components/tachart/demo/labels/labelsdemo.lpi svneol=native#text/plain
components/tachart/demo/labels/labelsdemo.lpr svneol=native#text/pascal
components/tachart/demo/legend/legenddemo.lpi svneol=native#text/plain
components/tachart/demo/legend/legenddemo.lpr svneol=native#text/pascal
components/tachart/demo/legend/main.lfm svneol=native#text/plain

9
components/tachart/demo/basic/demo.lpi
View File

@ -2,7 +2,7 @@
<CONFIG>
<ProjectOptions>
<PathDelim Value="\"/>
<Version Value="7"/>
<Version Value="8"/>
<General>
<Flags>
<LRSInOutputDirectory Value="False"/>
@ -60,11 +60,16 @@
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="8"/>
<Version Value="9"/>
<PathDelim Value="\"/>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)\"/>
</SearchPaths>
<Parsing>
<SyntaxOptions>
<UseAnsiStrings Value="False"/>
</SyntaxOptions>
</Parsing>
<Linking>
<Debugging>
<GenerateDebugInfo Value="True"/>

3
components/tachart/demo/basic/unit1.pas
View File

@ -80,7 +80,7 @@ implementation
{$R *.lfm}
uses
TAChartUtils;
TAChartUtils, TADrawUtils, TATypes;
{ TForm1 }
@ -270,6 +270,7 @@ begin
FPie.Title := 'pie';
FPie.Marks.LabelBrush.Color := $80FFFF;
FPie.Marks.LinkPen.Width := 2;
FPie.Marks.OverlapPolicy := opHideNeighbour;
Chart1.AddSeries(FPie);
end;

128
components/tachart/demo/labels/Main.lfm Normal file
View File

@ -0,0 +1,128 @@
object Form1: TForm1
Left = 1326
Height = 322
Top = 177
Width = 448
Caption = 'Form1'
ClientHeight = 322
ClientWidth = 448
Position = poScreenCenter
LCLVersion = '0.9.29'
object pcMain: TPageControl
Left = 0
Height = 284
Top = 0
Width = 448
ActivePage = tsBar
Align = alClient
TabIndex = 0
TabOrder = 0
object tsBar: TTabSheet
Caption = 'Bar'
ClientHeight = 258
ClientWidth = 440
object Chart1: TChart
Left = 0
Height = 258
Top = 0
Width = 440
AxisList = <
item
Alignment = calLeft
Marks.LabelBrush.Color = clSkyBlue
Marks.LabelBrush.Style = bsSolid
Title.Font.Orientation = 900
end
item
Alignment = calBottom
Marks.LabelBrush.Color = clSkyBlue
Marks.LabelBrush.Style = bsSolid
end>
Foot.Brush.Color = clBtnFace
Foot.Font.Color = clBlue
Title.Brush.Color = clBtnFace
Title.Font.Color = clBlue
Title.Text.Strings = (
'TAChart'
)
Align = alClient
ParentColor = False
object Chart1BarSeries1: TBarSeries
Marks.Format = '%1:.2f%%'
Marks.Style = smsPercent
BarBrush.Color = clRed
SeriesColor = clRed
Source = RandomChartSource1
end
end
end
end
object pnlControls: TPanel
Left = 0
Height = 38
Top = 284
Width = 448
Align = alBottom
BevelOuter = bvNone
ClientHeight = 38
ClientWidth = 448
TabOrder = 1
object seAxisAngle: TSpinEdit
Left = 72
Height = 21
Top = 9
Width = 50
Increment = 5
MaxValue = 360
MinValue = -360
OnChange = seAxisAngleChange
TabOrder = 0
end
object seSeriesAngle: TSpinEdit
Left = 216
Height = 21
Top = 9
Width = 50
Increment = 5
MaxValue = 360
MinValue = -360
OnChange = seSeriesAngleChange
TabOrder = 1
end
object cbHideOverlapping: TCheckBox
Left = 300
Height = 17
Top = 9
Width = 130
Caption = 'Hide overlapping labels'
OnChange = cbHideOverlappingChange
TabOrder = 2
end
object lblAxisAngle: TLabel
Left = 8
Height = 14
Top = 12
Width = 50
Caption = 'Axis angle'
ParentColor = False
end
object lblSeriesAngle: TLabel
Left = 144
Height = 14
Top = 12
Width = 59
Caption = 'Series angle'
ParentColor = False
end
end
object RandomChartSource1: TRandomChartSource
PointsNumber = 15
RandSeed = 567673250
XMax = 15
XMin = 0
YMax = 15
YMin = 10
left = 342
top = 94
end
end

69
components/tachart/demo/labels/Main.pas Normal file
View File

@ -0,0 +1,69 @@
unit Main;
{$mode objfpc}{$H+}
interface
uses
Classes, ComCtrls, ExtCtrls, Spin, StdCtrls, SysUtils, FileUtil, Forms,
Controls, Graphics, Dialogs, TAGraph, TASeries, TASources;
type
{ TForm1 }
TForm1 = class(TForm)
Chart1: TChart;
Chart1BarSeries1: TBarSeries;
cbHideOverlapping: TCheckBox;
lblAxisAngle: TLabel;
lblSeriesAngle: TLabel;
pcMain: TPageControl;
pnlControls: TPanel;
RandomChartSource1: TRandomChartSource;
seAxisAngle: TSpinEdit;
seSeriesAngle: TSpinEdit;
tsBar: TTabSheet;
procedure cbHideOverlappingChange(Sender: TObject);
procedure seAxisAngleChange(Sender: TObject);
procedure seSeriesAngleChange(Sender: TObject);
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
uses
TATypes;
{ TForm1 }
procedure TForm1.cbHideOverlappingChange(Sender: TObject);
var
op: TChartMarksOverlapPolicy;
begin
if cbHideOverlapping.Checked then
op := opHideNeighbour
else
op := opIgnore;
Chart1.LeftAxis.Marks.OverlapPolicy := op;
Chart1.BottomAxis.Marks.OverlapPolicy := op;
Chart1BarSeries1.Marks.OverlapPolicy := op;
end;
procedure TForm1.seAxisAngleChange(Sender: TObject);
begin
Chart1.LeftAxis.Marks.LabelFont.Orientation := seAxisAngle.Value * 10;
Chart1.BottomAxis.Marks.LabelFont.Orientation := seAxisAngle.Value * 10;
end;
procedure TForm1.seSeriesAngleChange(Sender: TObject);
begin
Chart1BarSeries1.Marks.LabelFont.Orientation := seSeriesAngle.Value * 10;
end;
end.

103
components/tachart/demo/labels/labelsdemo.lpi Normal file
View File

@ -0,0 +1,103 @@
<?xml version="1.0"?>
<CONFIG>
<ProjectOptions>
<PathDelim Value="\"/>
<Version Value="8"/>
<General>
<Flags>
<UseDefaultCompilerOptions Value="True"/>
</Flags>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<TargetFileExt Value=".exe"/>
<Title Value="Label positioning demo"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
</General>
<i18n>
<EnableI18N LFM="False"/>
</i18n>
<VersionInfo>
<Language Value=""/>
<CharSet Value=""/>
<StringTable Comments="" CompanyName="" FileDescription="" FileVersion="" InternalName="" LegalCopyright="" LegalTrademarks="" OriginalFilename="" ProductName="" ProductVersion=""/>
</VersionInfo>
<PublishOptions>
<Version Value="2"/>
<IgnoreBinaries Value="False"/>
<IncludeFileFilter Value="*.(pas|pp|inc|lfm|lpr|lrs|lpi|lpk|sh|xml)"/>
<ExcludeFileFilter Value="*.(bak|ppu|ppw|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="labelsdemo.lpr"/>
<IsPartOfProject Value="True"/>
<UnitName Value="labelsdemo"/>
</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="labelsdemo"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)\"/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<CodeGeneration>
<Checks>
<RangeChecks Value="True"/>
<OverflowChecks Value="True"/>
</Checks>
</CodeGeneration>
<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>

21
components/tachart/demo/labels/labelsdemo.lpr Normal file
View File

@ -0,0 +1,21 @@
program labelsdemo;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Interfaces, // this includes the LCL widgetset
Forms, tachartlazaruspkg, Main
{ you can add units after this };
{$R *.res}
begin
Application.Title := 'Label positioning demo';
Application.Initialize;
Application.CreateForm(TForm1, Form1);
Application.Run;
end.