TAChart: Add tools demo

git-svn-id: trunk@24346 -
2025-04-23 11:40:35 +02:00 · 2010-04-01 11:46:13 +00:00 · 2010-04-01 11:46:13 +00:00 · 0060d87d21
commit 0060d87d21
parent cc26bf33e5
5 changed files with 349 additions and 0 deletions
--- a/.gitattributes
+++ b/.gitattributes
@ -2121,6 +2121,10 @@ components/tachart/demo/save/main.lfm svneol=native#text/plain
 components/tachart/demo/save/main.pas svneol=native#text/plain
 components/tachart/demo/save/savedemo.lpi svneol=native#text/plain
 components/tachart/demo/save/savedemo.lpr svneol=native#text/plain
+components/tachart/demo/tools/main.lfm svneol=native#text/plain
+components/tachart/demo/tools/main.pas svneol=native#text/pascal
+components/tachart/demo/tools/toolsdemo.lpi svneol=native#text/plain
+components/tachart/demo/tools/toolsdemo.lpr svneol=native#text/pascal
 components/tachart/fpdoc/tachartaxis.xml svneol=native#text/plain
 components/tachart/fpdoc/tachartutils.xml svneol=native#text/plain
 components/tachart/fpdoc/tacustomseries.xml svneol=native#text/plain
--- a/components/tachart/demo/tools/main.lfm
+++ b/components/tachart/demo/tools/main.lfm
@ -0,0 +1,159 @@
+object Form1: TForm1
+  Left = 292
+  Height = 442
+  Top = 152
+  Width = 554
+  Caption = 'Form1'
+  ClientHeight = 442
+  ClientWidth = 554
+  LCLVersion = '0.9.29'
+  object Chart1: TChart
+    Left = 0
+    Height = 376
+    Top = 0
+    Width = 554
+    AxisList = <    
+      item
+        Alignment = calLeft
+        Title.Font.Orientation = 900
+        Transformation.Offset = 0
+        Transformation.Scale = 1
+      end    
+      item
+        Alignment = calBottom
+        Transformation.Offset = 0
+        Transformation.Scale = 1
+      end>
+    Extent.XMin = -3
+    Extent.YMin = -2
+    Extent.XMax = 3
+    Extent.YMax = 2
+    Extent.UseXMin = True
+    Extent.UseYMin = True
+    Extent.UseXMax = True
+    Extent.UseYMax = True
+    Foot.Brush.Color = clBtnFace
+    Foot.Font.Color = clBlue
+    Title.Brush.Color = clBtnFace
+    Title.Font.Color = clBlue
+    Title.Text.Strings = (
+      'TAChart'
+    )
+    Toolset = ChartToolset1
+    Align = alClient
+    DoubleBuffered = True
+    ParentColor = False
+    object Chart1FuncSeries1: TFuncSeries
+      OnCalculate = Chart1FuncSeries1Calculate
+      Pen.Color = clMaroon
+    end
+    object Chart1BarSeries1: TBarSeries
+      BarBrush.Color = clRed
+      SeriesColor = clRed
+      Source = RandomChartSource1
+    end
+  end
+  object Panel1: TPanel
+    Left = 0
+    Height = 66
+    Top = 376
+    Width = 554
+    Align = alBottom
+    ClientHeight = 66
+    ClientWidth = 554
+    TabOrder = 1
+    object rgZoom: TRadioGroup
+      Left = 1
+      Height = 64
+      Top = 1
+      Width = 255
+      Align = alLeft
+      AutoFill = True
+      Caption = ' Zooming '
+      ChildSizing.LeftRightSpacing = 6
+      ChildSizing.TopBottomSpacing = 6
+      ChildSizing.EnlargeHorizontal = crsHomogenousChildResize
+      ChildSizing.EnlargeVertical = crsHomogenousChildResize
+      ChildSizing.ShrinkHorizontal = crsScaleChilds
+      ChildSizing.ShrinkVertical = crsScaleChilds
+      ChildSizing.Layout = cclLeftToRightThenTopToBottom
+      ChildSizing.ControlsPerLine = 1
+      ClientHeight = 46
+      ClientWidth = 251
+      ItemIndex = 1
+      Items.Strings = (
+        'Drag to zoom'
+        'Click to zoom in, Shift+click to zoom out'
+      )
+      OnClick = rgZoomClick
+      TabOrder = 0
+    end
+    object rgPan: TRadioGroup
+      Left = 256
+      Height = 64
+      Top = 1
+      Width = 292
+      Align = alLeft
+      AutoFill = True
+      Caption = 'Panning'
+      ChildSizing.LeftRightSpacing = 6
+      ChildSizing.TopBottomSpacing = 6
+      ChildSizing.EnlargeHorizontal = crsHomogenousChildResize
+      ChildSizing.EnlargeVertical = crsHomogenousChildResize
+      ChildSizing.ShrinkHorizontal = crsScaleChilds
+      ChildSizing.ShrinkVertical = crsScaleChilds
+      ChildSizing.Layout = cclLeftToRightThenTopToBottom
+      ChildSizing.ControlsPerLine = 1
+      ClientHeight = 46
+      ClientWidth = 288
+      ItemIndex = 0
+      Items.Strings = (
+        'Right-drag in any direction'
+        'Right-drag left/right, Shift+right-drag up/down'
+      )
+      OnClick = rgPanClick
+      TabOrder = 1
+    end
+  end
+  object ChartToolset1: TChartToolset
+    left = 124
+    top = 75
+    object ChartToolset1ZoomOut: TZoomClickTool
+      Shift = [ssShift, ssLeft]
+      ZoomFactor = 0.5
+    end
+    object ChartToolset1ZoomIn: TZoomClickTool
+      Shift = [ssLeft]
+      ZoomFactor = 2
+    end
+    object ChartToolset1PanAny: TPanDragTool
+      Shift = [ssRight]
+    end
+    object ChartToolset1ZoomDragTool1: TZoomDragTool
+      Enabled = False
+      Shift = [ssLeft]
+    end
+    object ChartToolset1PanHor: TPanDragTool
+      Enabled = False
+      Shift = [ssRight]
+      ActiveCursor = crSizeWE
+      Directions = [pdLeft, pdRight]
+    end
+    object ChartToolset1PanVert: TPanDragTool
+      Enabled = False
+      Shift = [ssShift, ssRight]
+      ActiveCursor = crSizeNS
+      Directions = [pdUp, pdDown]
+    end
+  end
+  object RandomChartSource1: TRandomChartSource
+    PointsNumber = 10
+    RandSeed = 251061796
+    XMax = 9
+    XMin = 0
+    YMax = 10
+    YMin = 0
+    left = 124
+    top = 152
+  end
+end
--- a/components/tachart/demo/tools/main.pas
+++ b/components/tachart/demo/tools/main.pas
@ -0,0 +1,70 @@
+unit main;
+
+{$mode objfpc}{$H+}
+
+interface
+
+uses
+  Classes, ExtCtrls, SysUtils, FileUtil, LResources, Forms, Controls, Graphics,
+  Dialogs, TAGraph, TASeries, TASources, TATools;
+
+type
+
+  { TForm1 }
+
+  TForm1 = class(TForm)
+    Chart1: TChart;
+    Chart1BarSeries1: TBarSeries;
+    Chart1FuncSeries1: TFuncSeries;
+    ChartToolset1: TChartToolset;
+    ChartToolset1PanAny: TPanDragTool;
+    ChartToolset1PanHor: TPanDragTool;
+    ChartToolset1PanVert: TPanDragTool;
+    ChartToolset1ZoomDragTool1: TZoomDragTool;
+    ChartToolset1ZoomOut: TZoomClickTool;
+    ChartToolset1ZoomIn: TZoomClickTool;
+    Panel1: TPanel;
+    rgZoom: TRadioGroup;
+    RandomChartSource1: TRandomChartSource;
+    rgPan: TRadioGroup;
+    procedure Chart1FuncSeries1Calculate(const AX: Double; out AY: Double);
+    procedure rgPanClick(Sender: TObject);
+    procedure rgZoomClick(Sender: TObject);
+  end;
+
+var
+  Form1: TForm1; 
+
+implementation
+
+{$R *.lfm}
+
+{ TForm1 }
+
+procedure TForm1.Chart1FuncSeries1Calculate(const AX: Double; out AY: Double);
+begin
+  AY := Sin(AX * 10) + 0.7 * Cos(AX * 30) + 0.3 * Sin(AX * 80);
+end;
+
+procedure TForm1.rgPanClick(Sender: TObject);
+var
+  b: Boolean;
+begin
+  b := rgPan.ItemIndex = 0;
+  ChartToolset1PanAny.Enabled := b;
+  ChartToolset1PanHor.Enabled := not b;
+  ChartToolset1PanVert.Enabled := not b;
+end;
+
+procedure TForm1.rgZoomClick(Sender: TObject);
+var
+  b: Boolean;
+begin
+  b := rgZoom.ItemIndex = 0;
+  ChartToolset1ZoomDragTool1.Enabled := b;
+  ChartToolset1ZoomIn.Enabled := not b;
+  ChartToolset1ZoomOut.Enabled := not b;
+end;
+
+end.
+
--- a/components/tachart/demo/tools/toolsdemo.lpi
+++ b/components/tachart/demo/tools/toolsdemo.lpi
@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<CONFIG>
+  <ProjectOptions>
+    <PathDelim Value="\"/>
+    <Version Value="7"/>
+    <General>
+      <Flags>
+        <UseDefaultCompilerOptions Value="True"/>
+      </Flags>
+      <SessionStorage Value="InProjectDir"/>
+      <MainUnit Value="0"/>
+      <TargetFileExt Value=".exe"/>
+      <ResourceType Value="res"/>
+      <UseXPManifest Value="True"/>
+    </General>
+    <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"/>
+        <LaunchingApplication PathPlusParams="/usr/X11R6/bin/xterm -T 'Lazarus Run Output' -e $(LazarusDir)/tools/runwait.sh $(TargetCmdLine)"/>
+      </local>
+    </RunParams>
+    <RequiredPackages Count="2">
+      <Item1>
+        <PackageName Value="TAChartLazarusPkg"/>
+        <MinVersion Major="1" Valid="True"/>
+      </Item1>
+      <Item2>
+        <PackageName Value="LCL"/>
+      </Item2>
+    </RequiredPackages>
+    <Units Count="2">
+      <Unit0>
+        <Filename Value="toolsdemo.lpr"/>
+        <IsPartOfProject Value="True"/>
+        <UnitName Value="toolsdemo"/>
+      </Unit0>
+      <Unit1>
+        <Filename Value="main.pas"/>
+        <IsPartOfProject Value="True"/>
+        <ComponentName Value="Form1"/>
+        <ResourceBaseClass Value="Form"/>
+        <UnitName Value="main"/>
+      </Unit1>
+    </Units>
+  </ProjectOptions>
+  <CompilerOptions>
+    <Version Value="8"/>
+    <PathDelim Value="\"/>
+    <Target>
+      <Filename Value="toolsdemo"/>
+    </Target>
+    <SearchPaths>
+      <IncludeFiles Value="$(ProjOutDir)\"/>
+      <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
+    </SearchPaths>
+    <Parsing>
+      <SyntaxOptions>
+        <UseAnsiStrings Value="True"/>
+      </SyntaxOptions>
+    </Parsing>
+    <Linking>
+      <Options>
+        <Win32>
+          <GraphicApplication Value="True"/>
+        </Win32>
+      </Options>
+    </Linking>
+    <Other>
+      <CompilerPath Value="$(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>
--- a/components/tachart/demo/tools/toolsdemo.lpr
+++ b/components/tachart/demo/tools/toolsdemo.lpr
@ -0,0 +1,20 @@
+program toolsdemo;
+
+{$mode objfpc}{$H+}
+
+uses
+  {$IFDEF UNIX}{$IFDEF UseCThreads}
+  cthreads,
+  {$ENDIF}{$ENDIF}
+  Interfaces, // this includes the LCL widgetset
+  Forms, main, tachartlazaruspkg
+  { you can add units after this };
+
+{$R *.res}
+
+begin
+  Application.Initialize;
+  Application.CreateForm(TForm1, Form1);
+  Application.Run;
+end.
+