mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-04-06 22:18:15 +02:00
fpvectorial: Add visual test project.
git-svn-id: trunk@52893 -
This commit is contained in:
wp
parent
f0ee118264
commit
c60a2bf1d2
5
.gitattributes
vendored
5
.gitattributes
vendored
@ -1553,6 +1553,11 @@ components/fpvectorial/svgvectorialreader.pas svneol=native#text/plain
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components/fpvectorial/svgvectorialreader_rsvg.pas svneol=native#text/pascal
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components/fpvectorial/svgvectorialwriter.pas svneol=native#text/plain
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components/fpvectorial/svgzvectorialreader.pas svneol=native#text/pascal
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components/fpvectorial/tests/visualtest.lpi svneol=native#text/plain
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components/fpvectorial/tests/visualtest.lpr svneol=native#text/plain
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components/fpvectorial/tests/vtmain.lfm svneol=native#text/plain
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components/fpvectorial/tests/vtmain.pas svneol=native#text/plain
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components/fpvectorial/tests/vtprimitives.pas svneol=native#text/plain
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components/fpvectorial/tools/laszip/laszip.lpi svneol=native#text/plain
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components/fpvectorial/tools/laszip/laszip.pas svneol=native#text/plain
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components/fpvectorial/wmfvectorialreader.pas svneol=native#text/plain
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95
components/fpvectorial/tests/visualtest.lpi
Normal file
95
components/fpvectorial/tests/visualtest.lpi
Normal file
@ -0,0 +1,95 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<CONFIG>
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<ProjectOptions>
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<Version Value="9"/>
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<PathDelim Value="\"/>
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<General>
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<SessionStorage Value="InProjectDir"/>
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<MainUnit Value="0"/>
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<Title Value="visualtest"/>
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<ResourceType Value="res"/>
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<UseXPManifest Value="True"/>
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</General>
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<VersionInfo>
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<StringTable ProductVersion=""/>
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</VersionInfo>
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<BuildModes Count="1">
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<Item1 Name="Default" Default="True"/>
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</BuildModes>
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<PublishOptions>
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<Version Value="2"/>
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</PublishOptions>
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<RunParams>
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<local>
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<FormatVersion Value="1"/>
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</local>
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</RunParams>
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<RequiredPackages Count="2">
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<Item1>
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<PackageName Value="fpvectorialpkg"/>
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</Item1>
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<Item2>
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<PackageName Value="LCL"/>
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</Item2>
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</RequiredPackages>
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<Units Count="3">
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<Unit0>
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<Filename Value="visualtest.lpr"/>
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<IsPartOfProject Value="True"/>
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</Unit0>
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<Unit1>
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<Filename Value="vtmain.pas"/>
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<IsPartOfProject Value="True"/>
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<ComponentName Value="MainForm"/>
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<HasResources Value="True"/>
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<ResourceBaseClass Value="Form"/>
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</Unit1>
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<Unit2>
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<Filename Value="vtprimitives.pas"/>
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<IsPartOfProject Value="True"/>
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</Unit2>
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</Units>
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</ProjectOptions>
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<CompilerOptions>
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<Version Value="11"/>
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<PathDelim Value="\"/>
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<Target>
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<Filename Value="visualtest"/>
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</Target>
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<SearchPaths>
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<IncludeFiles Value="$(ProjOutDir)"/>
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<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
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</SearchPaths>
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<CodeGeneration>
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<Checks>
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<IOChecks Value="True"/>
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<RangeChecks Value="True"/>
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<OverflowChecks Value="True"/>
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<StackChecks Value="True"/>
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</Checks>
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</CodeGeneration>
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<Linking>
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<Debugging>
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<UseExternalDbgSyms Value="True"/>
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</Debugging>
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<Options>
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<Win32>
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<GraphicApplication Value="True"/>
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</Win32>
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</Options>
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</Linking>
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</CompilerOptions>
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<Debugging>
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<Exceptions Count="3">
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<Item1>
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<Name Value="EAbort"/>
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</Item1>
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<Item2>
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<Name Value="ECodetoolError"/>
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</Item2>
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<Item3>
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<Name Value="EFOpenError"/>
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</Item3>
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</Exceptions>
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</Debugging>
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</CONFIG>
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20
components/fpvectorial/tests/visualtest.lpr
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20
components/fpvectorial/tests/visualtest.lpr
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@ -0,0 +1,20 @@
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program visualtest;
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{$mode objfpc}{$H+}
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uses
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{$IFDEF UNIX}{$IFDEF UseCThreads}
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cthreads,
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{$ENDIF}{$ENDIF}
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Interfaces, // this includes the LCL widgetset
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Forms,vtmain, fpvectorialpkg;
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{$R *.res}
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begin
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RequireDerivedFormResource := True;
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Application.Initialize;
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Application.CreateForm(TMainForm, MainForm);
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Application.Run;
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end.
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512
components/fpvectorial/tests/vtmain.lfm
Normal file
512
components/fpvectorial/tests/vtmain.lfm
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@ -0,0 +1,512 @@
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object MainForm: TMainForm
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Left = 335
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Height = 578
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Top = 155
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Width = 852
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Caption = 'Visual fpvectorial test'
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ClientHeight = 578
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ClientWidth = 852
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OnCreate = FormCreate
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OnDestroy = FormDestroy
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ShowHint = True
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LCLVersion = '1.7'
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object GbTree: TGroupBox
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Left = 4
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Height = 570
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Top = 4
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Width = 304
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Align = alClient
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BorderSpacing.Around = 4
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Caption = 'Test shapes and objects'
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ClientHeight = 550
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ClientWidth = 300
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Font.Style = [fsBold]
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ParentFont = False
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TabOrder = 0
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object Tree: TTreeView
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Left = 4
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Height = 538
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Top = 4
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Width = 292
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Align = alClient
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BorderSpacing.Bottom = 4
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BorderSpacing.Around = 4
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DefaultItemHeight = 18
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HideSelection = False
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ParentFont = False
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ReadOnly = True
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TabOrder = 0
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OnCustomDrawItem = TreeCustomDrawItem
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OnSelectionChanged = TreeSelectionChanged
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Options = [tvoAutoItemHeight, tvoKeepCollapsedNodes, tvoReadOnly, tvoShowButtons, tvoShowLines, tvoShowRoot, tvoToolTips, tvoThemedDraw]
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end
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end
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object ScrollBox1: TScrollBox
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Left = 312
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Height = 578
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Top = 0
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Width = 540
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HorzScrollBar.Increment = 29
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HorzScrollBar.Page = 291
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HorzScrollBar.Smooth = True
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HorzScrollBar.Tracking = True
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VertScrollBar.Increment = 57
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VertScrollBar.Page = 578
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VertScrollBar.Smooth = True
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VertScrollBar.Tracking = True
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Align = alRight
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BorderStyle = bsNone
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ClientHeight = 578
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ClientWidth = 523
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TabOrder = 1
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object AllTestsPanel: TPanel
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Left = 4
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Height = 599
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Top = 4
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Width = 511
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Align = alTop
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AutoSize = True
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BorderSpacing.Right = 4
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BorderSpacing.Around = 4
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BevelOuter = bvNone
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ClientHeight = 599
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ClientWidth = 511
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TabOrder = 0
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object gbRenderTest: TGroupBox
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AnchorSideBottom.Control = gbReferenceImageTest
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AnchorSideBottom.Side = asrBottom
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Left = 0
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Height = 261
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Top = 0
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Width = 248
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Anchors = [akTop, akLeft, akRight, akBottom]
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BorderSpacing.Right = 31
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Caption = 'Render test'
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ClientHeight = 241
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ClientWidth = 244
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Font.Style = [fsBold]
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ParentFont = False
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TabOrder = 0
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object Label6: TLabel
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Left = 8
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Height = 30
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Top = 2
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Width = 232
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Align = alTop
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BorderSpacing.Left = 8
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BorderSpacing.Top = 2
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BorderSpacing.Right = 4
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Caption = 'The selected shape is rendered in two coordinate systems:'
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object Label8: TLabel
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Left = 16
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Height = 15
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Top = 36
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Width = 224
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Align = alTop
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BorderSpacing.Left = 16
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BorderSpacing.Top = 4
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BorderSpacing.Right = 4
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Caption = 'origin at bottom/left corner (fpv default)'
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object Label7: TLabel
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Left = 16
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Height = 15
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Top = 55
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Width = 224
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Align = alTop
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BorderSpacing.Left = 16
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BorderSpacing.Top = 4
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BorderSpacing.Right = 4
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Caption = 'origin at top/left corner'
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object LblBothImagesMustMatch: TLabel
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Left = 8
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Height = 15
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Top = 74
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Width = 232
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Align = alTop
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BorderSpacing.Left = 8
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BorderSpacing.Top = 4
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BorderSpacing.Right = 4
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Caption = 'Both images must match.'
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Font.Style = [fsBold]
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object gbBottomLeft: TGroupBox
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AnchorSideLeft.Control = gbRenderTest
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AnchorSideTop.Side = asrBottom
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AnchorSideBottom.Control = gbRenderTest
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AnchorSideBottom.Side = asrBottom
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Left = 4
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Height = 129
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Top = 108
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Width = 112
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Anchors = [akLeft, akBottom]
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AutoSize = True
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BorderSpacing.Left = 4
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BorderSpacing.Right = 4
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BorderSpacing.Bottom = 4
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Caption = 'Origin at bottom'
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ClientHeight = 109
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ClientWidth = 108
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ParentFont = False
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TabOrder = 0
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object BottomLeftPaintbox: TPaintBox
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AnchorSideTop.Control = gbBottomLeft
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Left = 4
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Height = 100
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Top = 3
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Width = 100
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BorderSpacing.Left = 4
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BorderSpacing.Top = 3
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BorderSpacing.Right = 4
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BorderSpacing.Bottom = 6
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OnPaint = PaintBoxPaint
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end
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end
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object gbTopLeft: TGroupBox
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AnchorSideLeft.Control = gbBottomLeft
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AnchorSideLeft.Side = asrBottom
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AnchorSideTop.Side = asrBottom
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AnchorSideBottom.Control = gbRenderTest
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AnchorSideBottom.Side = asrBottom
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Left = 124
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Height = 129
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Top = 108
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Width = 112
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Anchors = [akLeft, akBottom]
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AutoSize = True
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BorderSpacing.Left = 8
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BorderSpacing.Right = 8
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BorderSpacing.Bottom = 4
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Caption = 'Origin at top'
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ClientHeight = 109
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ClientWidth = 108
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ParentFont = False
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TabOrder = 1
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object TopLeftPaintbox: TPaintBox
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AnchorSideTop.Control = gbTopLeft
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Left = 4
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Height = 100
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Top = 3
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Width = 100
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BorderSpacing.Left = 4
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BorderSpacing.Top = 3
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BorderSpacing.Right = 4
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BorderSpacing.Bottom = 6
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OnPaint = PaintBoxPaint
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end
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end
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end
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object gbReferenceImageTest: TGroupBox
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AnchorSideRight.Control = AllTestsPanel
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AnchorSideRight.Side = asrBottom
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Left = 266
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Height = 261
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Top = 0
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Width = 245
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Anchors = [akTop, akRight]
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Caption = 'Reference image test'
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ClientHeight = 241
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ClientWidth = 241
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Font.Style = [fsBold]
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ParentFont = False
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TabOrder = 1
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object Label10: TLabel
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Left = 8
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Height = 30
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Top = 2
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Width = 225
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Align = alTop
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BorderSpacing.Left = 8
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BorderSpacing.Top = 2
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BorderSpacing.Right = 8
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Caption = 'Save the bottom-origin image of the "Render test" to a bitmap file for reference.'
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object Label11: TLabel
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Left = 8
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Height = 30
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Top = 36
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Width = 225
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Align = alTop
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BorderSpacing.Left = 8
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BorderSpacing.Top = 4
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BorderSpacing.Right = 8
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Caption = 'This reference image is loaded for each test shape/object.'
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object LblRefImgMustMatch: TLabel
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Left = 8
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Height = 30
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Top = 70
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Width = 225
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Align = alTop
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BorderSpacing.Left = 8
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BorderSpacing.Top = 4
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BorderSpacing.Right = 8
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Caption = 'The reference image must match the "Render test" images.'
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Font.Style = [fsBold]
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ParentColor = False
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ParentFont = False
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WordWrap = True
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end
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object BtnSaveAsRef: TButton
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AnchorSideLeft.Control = GroupBox1
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AnchorSideLeft.Side = asrBottom
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AnchorSideTop.Control = GroupBox1
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AnchorSideTop.Side = asrCenter
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AnchorSideBottom.Side = asrBottom
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Left = 132
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Height = 25
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Top = 160
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Width = 75
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BorderSpacing.Left = 16
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BorderSpacing.Bottom = 10
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Caption = 'Save as ref'
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OnClick = BtnSaveAsRefClick
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ParentFont = False
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TabOrder = 0
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end
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object GroupBox1: TGroupBox
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AnchorSideLeft.Control = gbReferenceImageTest
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AnchorSideTop.Control = LblRefImgMustMatch
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AnchorSideTop.Side = asrBottom
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AnchorSideBottom.Control = gbReferenceImageTest
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AnchorSideBottom.Side = asrBottom
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||||
Left = 4
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||||
Height = 129
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||||
Top = 108
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||||
Width = 112
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 4
|
||||
BorderSpacing.Top = 8
|
||||
BorderSpacing.Bottom = 4
|
||||
Caption = 'Reference image'
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||||
ClientHeight = 109
|
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ClientWidth = 108
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ParentFont = False
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TabOrder = 1
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object RefImage: TImage
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AnchorSideTop.Control = GroupBox1
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Left = 4
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||||
Height = 100
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Top = 3
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Width = 100
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||||
BorderSpacing.Left = 4
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||||
BorderSpacing.Top = 3
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||||
BorderSpacing.Right = 4
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||||
BorderSpacing.Bottom = 6
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||||
end
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end
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end
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object gbReadWriteTest: TGroupBox
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AnchorSideLeft.Control = gbRenderTest
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AnchorSideTop.Control = gbReferenceImageTest
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AnchorSideTop.Side = asrBottom
|
||||
AnchorSideRight.Control = AllTestsPanel
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||||
AnchorSideRight.Side = asrBottom
|
||||
Left = 0
|
||||
Height = 314
|
||||
Top = 285
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||||
Width = 511
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||||
Anchors = [akTop, akLeft, akRight]
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||||
BorderSpacing.Top = 24
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||||
Caption = 'Read/write test'
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||||
ClientHeight = 294
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||||
ClientWidth = 507
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||||
Font.Style = [fsBold]
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||||
ParentFont = False
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||||
TabOrder = 2
|
||||
object Label13: TLabel
|
||||
Left = 8
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||||
Height = 15
|
||||
Top = 2
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||||
Width = 491
|
||||
Align = alTop
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Top = 2
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||||
BorderSpacing.Right = 8
|
||||
Caption = 'This test is for reading and writing of the selected shape to/from an svg or wmf file.'
|
||||
ParentColor = False
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||||
ParentFont = False
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||||
WordWrap = True
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||||
end
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object LblRefImgMustMatch1: TLabel
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||||
Left = 8
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||||
Height = 45
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||||
Top = 57
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||||
Width = 491
|
||||
Align = alTop
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Top = 4
|
||||
BorderSpacing.Right = 8
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||||
Caption = 'If it does not click "View..." to open the image in an external viewer of the operating system. If the image is displayed correctly by the viewer there is a bug in the file reader, otherwise in the writer.'
|
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ParentColor = False
|
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ParentFont = False
|
||||
WordWrap = True
|
||||
end
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object gbWMF: TGroupBox
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AnchorSideLeft.Control = gbSVG
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AnchorSideLeft.Side = asrBottom
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||||
AnchorSideTop.Control = LblRefImgMustMatch1
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||||
AnchorSideTop.Side = asrBottom
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||||
Left = 143
|
||||
Height = 157
|
||||
Top = 110
|
||||
Width = 130
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 9
|
||||
BorderSpacing.Top = 8
|
||||
BorderSpacing.Bottom = 8
|
||||
Caption = 'wmf'
|
||||
ClientHeight = 137
|
||||
ClientWidth = 126
|
||||
ParentFont = False
|
||||
TabOrder = 0
|
||||
object BtnSaveAsWMF: TButton
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||||
AnchorSideLeft.Control = gbWMF
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||||
Left = 8
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||||
Height = 25
|
||||
Top = 0
|
||||
Width = 50
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Bottom = 6
|
||||
Caption = 'Save'
|
||||
OnClick = BtnSaveToFileClick
|
||||
TabOrder = 0
|
||||
end
|
||||
object BtnViewWMF: TButton
|
||||
AnchorSideLeft.Control = BtnSaveAsWMF
|
||||
AnchorSideLeft.Side = asrBottom
|
||||
Left = 62
|
||||
Height = 25
|
||||
Top = 0
|
||||
Width = 60
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 4
|
||||
BorderSpacing.Right = 4
|
||||
BorderSpacing.Bottom = 6
|
||||
Caption = 'View...'
|
||||
OnClick = BtnViewImageClick
|
||||
TabOrder = 1
|
||||
end
|
||||
object WMFPaintBox: TPaintBox
|
||||
AnchorSideLeft.Control = BtnSaveAsWMF
|
||||
AnchorSideTop.Control = BtnSaveAsWMF
|
||||
AnchorSideTop.Side = asrBottom
|
||||
Left = 8
|
||||
Height = 100
|
||||
Top = 31
|
||||
Width = 100
|
||||
BorderSpacing.Bottom = 6
|
||||
OnPaint = PaintBoxPaint
|
||||
end
|
||||
end
|
||||
object gbSVG: TGroupBox
|
||||
AnchorSideLeft.Control = gbReadWriteTest
|
||||
AnchorSideTop.Control = LblRefImgMustMatch1
|
||||
AnchorSideTop.Side = asrBottom
|
||||
Left = 4
|
||||
Height = 157
|
||||
Top = 110
|
||||
Width = 130
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 4
|
||||
BorderSpacing.Top = 8
|
||||
BorderSpacing.Bottom = 8
|
||||
Caption = 'svg'
|
||||
ClientHeight = 137
|
||||
ClientWidth = 126
|
||||
ParentFont = False
|
||||
TabOrder = 1
|
||||
object BtnSaveAsSvg: TButton
|
||||
AnchorSideLeft.Control = gbSVG
|
||||
Left = 8
|
||||
Height = 25
|
||||
Top = 0
|
||||
Width = 50
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Bottom = 6
|
||||
Caption = 'Save'
|
||||
OnClick = BtnSaveToFileClick
|
||||
TabOrder = 0
|
||||
end
|
||||
object BtnViewSVG: TButton
|
||||
AnchorSideLeft.Control = BtnSaveAsSvg
|
||||
AnchorSideLeft.Side = asrBottom
|
||||
Left = 62
|
||||
Height = 25
|
||||
Top = 0
|
||||
Width = 60
|
||||
AutoSize = True
|
||||
BorderSpacing.Left = 4
|
||||
BorderSpacing.Right = 4
|
||||
BorderSpacing.Bottom = 6
|
||||
Caption = 'View...'
|
||||
OnClick = BtnViewImageClick
|
||||
TabOrder = 1
|
||||
end
|
||||
object SVGPaintbox: TPaintBox
|
||||
AnchorSideLeft.Control = BtnSaveAsSvg
|
||||
AnchorSideTop.Control = BtnSaveAsSvg
|
||||
AnchorSideTop.Side = asrBottom
|
||||
Left = 8
|
||||
Height = 100
|
||||
Top = 31
|
||||
Width = 100
|
||||
BorderSpacing.Bottom = 6
|
||||
OnPaint = PaintBoxPaint
|
||||
end
|
||||
end
|
||||
object Label14: TLabel
|
||||
Left = 8
|
||||
Height = 15
|
||||
Top = 19
|
||||
Width = 491
|
||||
Align = alTop
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Top = 2
|
||||
BorderSpacing.Right = 8
|
||||
Caption = 'After clicking "Save" the file is opened and displayed in the box below.'
|
||||
ParentColor = False
|
||||
ParentFont = False
|
||||
WordWrap = True
|
||||
end
|
||||
object LblBothImagesMustMatch1: TLabel
|
||||
Left = 8
|
||||
Height = 15
|
||||
Top = 38
|
||||
Width = 495
|
||||
Align = alTop
|
||||
BorderSpacing.Left = 8
|
||||
BorderSpacing.Top = 4
|
||||
BorderSpacing.Right = 4
|
||||
Caption = 'This image must match the "Render test" image.'
|
||||
Font.Style = [fsBold]
|
||||
ParentColor = False
|
||||
ParentFont = False
|
||||
WordWrap = True
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
1168
components/fpvectorial/tests/vtmain.pas
Normal file
1168
components/fpvectorial/tests/vtmain.pas
Normal file
File diff suppressed because it is too large
Load Diff
453
components/fpvectorial/tests/vtprimitives.pas
Normal file
453
components/fpvectorial/tests/vtprimitives.pas
Normal file
@ -0,0 +1,453 @@
|
||||
unit vtprimitives;
|
||||
|
||||
{$mode objfpc}{$H+}
|
||||
|
||||
interface
|
||||
|
||||
uses
|
||||
Classes, SysUtils, fpcanvas, fpimage, fpvectorial;
|
||||
|
||||
function CreateCircle(APage: TvVectorialPage; CtrX, CtrY, R: Double): TvCircle;
|
||||
function CreateEllipse(APage: TvVectorialPage; X1, Y1, X2, Y2: Double): TvEllipse;
|
||||
function CreateRectangle(APage: TvVectorialPage; X1, Y1, X2, Y2: Double): TvRectangle;
|
||||
function CreateRoundedRect(APage: TvVectorialPage; X1, Y1, X2, Y2, RX, RY: Double): TvRectangle;
|
||||
function CreatePolygon(APage: TvVectorialPage; const APoints: array of T3DPoint): TvPolygon;
|
||||
function CreateArc(APage: TvVectorialPage; X1,Y1, X2,Y2, CX,CY, RX, RY: Double; Clockwise: Boolean): TPath;
|
||||
|
||||
function CreateSimpleBrush(AStyle: TFPBrushStyle; AColor: TFPColor): TvBrush; overload;
|
||||
function CreateSimpleBrush(AStyle: TFPBrushStyle): TvBrush; overload;
|
||||
function CreateLinearGradientBrush(AStartPt, AEndPt: T2DPoint; AFlags: TvGradientFlags;
|
||||
AStartColor, AEndColor: TFPColor): TvBrush;
|
||||
function CreateRadialGradientBrush(CX, CY, R, FX, FY: Double;
|
||||
AStartColor, AEndColor: TFPColor): TvBrush;
|
||||
function CreatePen(AStyle: TFPPenStyle; AWidth: Integer; AColor: TFPColor): TvPen;
|
||||
|
||||
function CreateStdCircle(APage: TvVectorialPage): TvCircle;
|
||||
function CreateStdEllipse(APage: TvVectorialPage): TvEllipse;
|
||||
function CreateStdRect(APage: TvVectorialPage): TvRectangle;
|
||||
function CreateStdRoundedRect(APage: TvVectorialPage): TvRectangle;
|
||||
function CreateStdPolygon(APage: TvVectorialPage): TvPolygon;
|
||||
function CreateStdSelfIntersectingPolygon(APage: TvVectorialPage): TvPolygon;
|
||||
function CreatePathWithHole(APage: TvVectorialPage): TPath;
|
||||
function CreateStdArcQ1(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
function CreateStdArcQ2(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
function CreateStdArcQ3(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
function CreateStdArcQ4(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
|
||||
function StdSolidBrush: TvBrush;
|
||||
function StdHorizGradientBrush: TvBrush;
|
||||
function StdVertGradientBrush: TvBrush;
|
||||
function StdLinearGradientBrush: TvBrush;
|
||||
function StdRadialGradientBrush: TvBrush;
|
||||
function StdPen: TvPen;
|
||||
|
||||
const
|
||||
PAGE_SIZE = 100;
|
||||
|
||||
|
||||
implementation
|
||||
|
||||
uses
|
||||
Math, fpvutils;
|
||||
|
||||
{ Shapes }
|
||||
|
||||
{ circle with specified center and radius.
|
||||
Valid for any coordinate system }
|
||||
function CreateCircle(APage: TvVectorialPage; CtrX, CtrY, R: Double): TvCircle;
|
||||
begin
|
||||
Result := TvCircle.Create(APage);
|
||||
Result.X := CtrX;
|
||||
Result.Y := CtrY;
|
||||
Result.Radius := R;
|
||||
Result.Brush := CreateSimpleBrush(bsClear);
|
||||
Result.Pen := CreatePen(psSolid, 1, colBlack);
|
||||
end;
|
||||
|
||||
{ Ellipse with specified center and halfaxes.
|
||||
Coordinate system uses an upward y axis for input data, but is flipped if needed }
|
||||
function CreateEllipse(APage: TvVectorialPage; X1, Y1, X2, Y2: Double): TvEllipse;
|
||||
begin
|
||||
Result := TvEllipse.Create(APage);
|
||||
Result.X := (X1 + X2) / 2; // Center
|
||||
Result.Y := (Y1 + Y2) / 2;
|
||||
if APage.UseTopLeftCoordinates then
|
||||
Result.Y := PAGE_SIZE - Result.Y;
|
||||
Result.HorzHalfAxis := abs(X2 - X1) / 2;
|
||||
Result.VertHalfAxis := abs(Y2 - Y1) / 2;
|
||||
Result.Brush := CreateSimpleBrush(bsClear);
|
||||
Result.Pen := CreatePen(psSolid, 1, colBlack);
|
||||
end;
|
||||
|
||||
{ Rectangle with specified top/left corner and width and height.
|
||||
Coordinate system uses an upward y axis for input data, but is flipped if needed. }
|
||||
function CreateRectangle(APage: TvVectorialPage; X1, Y1, X2, Y2: Double): TvRectangle;
|
||||
begin
|
||||
Result := TvRectangle.Create(APage);
|
||||
Result.X := Min(X1, X2);
|
||||
if APage.UseTopLeftCoordinates then
|
||||
Result.Y := Min(PAGE_SIZE-Y1, PAGE_SIZE-Y2) else
|
||||
Result.Y := Max(Y1, Y2);
|
||||
Result.CX := abs(X2 - X1); // width
|
||||
Result.CY := abs(Y2 - Y1); // height
|
||||
Result.Brush := CreateSimpleBrush(bsClear);
|
||||
Result.Pen := CreatePen(psSolid, 1, colBlack);
|
||||
end;
|
||||
|
||||
{ Rectangle with rounded corner
|
||||
Coordinate system uses an upward y axis for input data, but is flipped if needed. }
|
||||
function CreateRoundedRect(APage: TvVectorialPage;
|
||||
X1, Y1, X2, Y2, RX, RY: Double): TvRectangle;
|
||||
begin
|
||||
Result := TvRectangle.Create(APage);
|
||||
Result.X := Min(X1, X2);
|
||||
if APage.UseTopLeftCoordinates then
|
||||
Result.Y := Min(PAGE_SIZE-Y1, PAGE_SIZE-Y2) else
|
||||
Result.Y := Max(Y1, Y2);
|
||||
Result.CX := abs(X2 - X1);
|
||||
Result.CY := abs(Y2 - Y1);
|
||||
Result.RX := RX;
|
||||
Result.RY := RY;
|
||||
Result.Brush := CreateSimpleBrush(bsClear);
|
||||
Result.Pen := CreatePen(psSolid, 1, colBlack);
|
||||
end;
|
||||
|
||||
{ Polygon with vertices specified in the array.
|
||||
Valid for any coordinate system. }
|
||||
function CreatePolygon(APage: TvVectorialPage;
|
||||
const APoints: Array of T3DPoint): TvPolygon;
|
||||
var
|
||||
i: Integer;
|
||||
begin
|
||||
Result := TvPolygon.Create(APage);
|
||||
SetLength(Result.Points, Length(APoints));
|
||||
for i:=0 to High(APoints) do
|
||||
Result.Points[i] := APoints[i];
|
||||
Result.X := Result.Points[0].X;
|
||||
Result.Y := Result.Points[0].Y;
|
||||
Result.Brush := CreateSimpleBrush(bsClear);
|
||||
Result.Pen := CreatePen(psSolid, 1, colBlack);
|
||||
end;
|
||||
|
||||
function CreateArc(APage: TvVectorialPage; X1,Y1, X2,Y2, CX,CY, RX, RY: Double;
|
||||
Clockwise: Boolean): TPath;
|
||||
var
|
||||
path: TPath;
|
||||
begin
|
||||
if APage.UseTopLeftCoordinates then begin
|
||||
Y1 := PAGE_SIZE - Y1;
|
||||
Y2 := PAGE_SIZE - Y2;
|
||||
CY := PAGE_SIZE - CY;
|
||||
end;
|
||||
// Don't invert "Clockwise" here. It does not matter where the y axis points to.
|
||||
APage.StartPath(X1, Y1);
|
||||
APage.AddEllipticalArcWithCenterToPath(RX, RY, 0, X2, Y2, CX, CY, Clockwise);
|
||||
path := APage.EndPath;
|
||||
path.Pen := StdPen;
|
||||
end;
|
||||
|
||||
|
||||
{ Brushes }
|
||||
|
||||
function CreateSimpleBrush(AStyle: TFPBrushStyle): TvBrush;
|
||||
begin
|
||||
Result := CreateSimpleBrush(AStyle, colBlack);
|
||||
end;
|
||||
|
||||
function CreateSimpleBrush(AStyle: TFPBrushStyle; AColor: TFPColor): TvBrush;
|
||||
begin
|
||||
Result.Kind := bkSimpleBrush;
|
||||
Result.Color := TFPColor(AColor);
|
||||
Result.Style := AStyle;
|
||||
end;
|
||||
|
||||
function CreateLinearGradientBrush(AStartPt, AEndPt: T2DPoint;
|
||||
AFlags: TvGradientFlags; AStartColor, AEndColor: TFPColor): TvBrush;
|
||||
var
|
||||
p1, p2: T2dPoint;
|
||||
x1str, x2str, y1str, y2str: String;
|
||||
begin
|
||||
if AStartPt.Y = AEndPt.Y then
|
||||
Result.Kind := bkHorizontalGradient
|
||||
else if AStartPt.X = AEndPt.X then
|
||||
Result.Kind := bkVerticalGradient
|
||||
else
|
||||
Result.Kind := bkOtherLinearGradient;
|
||||
Result.Gradient_start := AStartPt;
|
||||
Result.Gradient_end := AEndPt;
|
||||
Result.Gradient_flags := AFlags;
|
||||
SetLength(Result.Gradient_colors, 2);
|
||||
Result.Gradient_colors[0].Color := AStartColor;
|
||||
Result.Gradient_colors[0].Position := 0;
|
||||
Result.Gradient_colors[1].Color := AEndColor;
|
||||
Result.Gradient_colors[1].Position := 1;
|
||||
end;
|
||||
|
||||
function CreateRadialGradientBrush(CX, CY, R, FX, FY: Double;
|
||||
AStartColor, AEndColor: TFPColor): TvBrush;
|
||||
begin
|
||||
Result.Kind := bkRadialGradient;
|
||||
Result.Gradient_cx := CX;
|
||||
Result.Gradient_cy := CY;
|
||||
Result.Gradient_r := R;
|
||||
Result.Gradient_fx := FX;
|
||||
Result.Gradient_fy := FY;
|
||||
SetLength(Result.Gradient_colors, 2);
|
||||
Result.Gradient_colors[0].Color := AStartColor;
|
||||
Result.Gradient_colors[0].Position := 0;
|
||||
Result.Gradient_colors[1].Color := AEndColor;
|
||||
Result.Gradient_colors[1].Position := 1;
|
||||
end;
|
||||
|
||||
|
||||
{ Pen }
|
||||
|
||||
function CreatePen(AStyle: TFPPenStyle; AWidth: Integer; AColor: TFPColor): TvPen;
|
||||
begin
|
||||
Result.Style := AStyle;
|
||||
Result.Width := AWidth;
|
||||
Result.Color := AColor;
|
||||
end;
|
||||
|
||||
|
||||
{ Standardized objects }
|
||||
|
||||
{ A circle shifted up }
|
||||
function CreateStdCircle(APage: TvVectorialPage): TvCircle;
|
||||
const
|
||||
CENTER_X = 50;
|
||||
CENTER_Y = 55; // y points up for this number
|
||||
RADIUS = 40;
|
||||
begin
|
||||
if APage.UseTopLeftCoordinates then
|
||||
Result := CreateCircle(APage, CENTER_X, PAGE_SIZE - CENTER_Y, RADIUS) else
|
||||
Result := CreateCircle(APage, CENTER_X, CENTER_Y, RADIUS);
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ An ellipse shifted up }
|
||||
function CreateStdEllipse(APage: TvVectorialPage): TvEllipse;
|
||||
begin
|
||||
Result := CreateEllipse(APage, 10, 30, 90, 80);
|
||||
// CreateEllipse will invert the axis if needed
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ A rectangle shifted up }
|
||||
function CreateStdRect(APage: TvVectorialPage): TvRectangle;
|
||||
const
|
||||
LEFT = 10;
|
||||
RIGHT = 90;
|
||||
TOP = 95; // for bottom-up y axis
|
||||
BOTTOM = 15; // dto.
|
||||
begin
|
||||
Result := CreateRectangle(APage, LEFT, TOP, RIGHT, BOTTOM);
|
||||
// CreateRect will invert the y axis if needed
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ A rounded rectangle shifted up }
|
||||
function CreateStdRoundedRect(APage: TvVectorialPage): TvRectangle;
|
||||
const
|
||||
LEFT = 10;
|
||||
RIGHT = 90;
|
||||
TOP = 95; // for bottom-up y axis
|
||||
BOTTOM = 15; // dto.
|
||||
RX = 10;
|
||||
RY = 10;
|
||||
begin
|
||||
Result := CreateRoundedRect(APage,LEFT, TOP, RIGHT, BOTTOM, RX, RY);
|
||||
// CreateRect will invert the y axis if needed
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ A triangle as polygon, base line at bottom }
|
||||
function CreateStdPolygon(APage: TvVectorialPage):TvPolygon;
|
||||
var
|
||||
pts: array[0..3] of T3DPoint;
|
||||
i: Integer;
|
||||
begin
|
||||
pts[0] := Make3DPoint(10, 10);
|
||||
pts[1] := Make3dPoint(90, 10);
|
||||
pts[2] := Make3DPoint(50, 90);
|
||||
pts[3] := pts[0];
|
||||
if APage.UseTopLeftCoordinates then
|
||||
for i:=0 to High(pts) do
|
||||
pts[i].Y := PAGE_SIZE - pts[i].Y;
|
||||
Result := CreatePolygon(APage, pts);
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ A star-like self-intersecting polygon, tip at bottom }
|
||||
function CreateStdSelfIntersectingPolygon(APage: TvVectorialPage): TvPolygon;
|
||||
var
|
||||
pts: array[0..5] of T3DPoint;
|
||||
i: Integer;
|
||||
begin
|
||||
pts[0] := Make3DPoint(50, 5);
|
||||
pts[1] := Make3DPoint(20, 90);
|
||||
pts[2] := Make3DPoint(95, 30);
|
||||
pts[3] := Make3DPoint(5, 30);
|
||||
pts[4] := Make3DPoint(80, 90);
|
||||
pts[5] := Make3DPoint(50, 5);
|
||||
if APage.UseTopLeftCoordinates then
|
||||
for i:=0 to High(pts) do
|
||||
pts[i].Y := PAGE_SIZE - pts[i].Y;
|
||||
Result := CreatePolygon(APage, pts);
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
function CreatePathWithHole(APage: TvVectorialPage): TPath;
|
||||
const
|
||||
OUTER_POINTS: array[0..4] of T2DPoint = (
|
||||
(X:10; Y:5), (X:90; Y:5), (X:90; Y:90), (X:10; Y:90), (X:10; Y:5)
|
||||
);
|
||||
INNER_POINTS: array[0..4] of T2DPoint = (
|
||||
(X:50; Y:45), (X:40; Y:55), (X:50; Y:65), (X:60; Y:55), (X:50; Y:45)
|
||||
);
|
||||
var
|
||||
i: Integer;
|
||||
begin
|
||||
if APage.UseTopLeftCoordinates then begin
|
||||
APage.StartPath(OUTER_POINTS[0].X, PAGE_SIZE - OUTER_POINTS[0].Y);
|
||||
for i:=1 to High(OUTER_POINTS) do
|
||||
APage.AddLineToPath(OUTER_POINTS[i].X, PAGE_SIZE - OUTER_POINTS[i].Y);
|
||||
APage.AddMoveToPath(INNER_POINTS[0].X, PAGE_SIZE - INNER_POINTS[0].Y);
|
||||
for i:=1 to High(INNER_POINTS) do
|
||||
APage.AddLineToPath(INNER_POINTS[i].X, PAGE_SIZE - INNER_POINTS[i].Y);
|
||||
end else begin
|
||||
APage.StartPath(OUTER_POINTS[0].X, OUTER_POINTS[0].Y);
|
||||
for i:=1 to High(OUTER_POINTS) do
|
||||
APage.AddLineToPath(OUTER_POINTS[i].X, OUTER_POINTS[i].Y);
|
||||
APage.AddMoveToPath(INNER_POINTS[0].X, INNER_POINTS[0].Y);
|
||||
for i:=1 to High(INNER_POINTS) do
|
||||
APage.AddLineToPath(INNER_POINTS[i].X, INNER_POINTS[i].Y);
|
||||
end;
|
||||
Result := APage.EndPath;
|
||||
Result.Pen := StdPen;
|
||||
end;
|
||||
|
||||
{ Quarter circle in quadrant I }
|
||||
function CreateStdArcQ1(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
const
|
||||
X1 = 50;
|
||||
Y1 = 95;
|
||||
X2 = 90;
|
||||
Y2 = 55;
|
||||
CX = 50;
|
||||
CY = 55;
|
||||
RX = 40;
|
||||
RY = 40;
|
||||
begin
|
||||
Result := CreateArc(APage, X1, Y1, X2, Y2, CX, CY, RX, RY, Clockwise);
|
||||
end;
|
||||
|
||||
{ Quarter circle in quadrant II }
|
||||
function CreateStdArcQ2(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
const
|
||||
X1 = 50;
|
||||
Y1 = 95;
|
||||
X2 = 10;
|
||||
Y2 = 55;
|
||||
CX = 50;
|
||||
CY = 55;
|
||||
RX = 40;
|
||||
RY = 40;
|
||||
begin
|
||||
Result := CreateArc(APage, X1, Y1, X2, Y2, CX, CY, RX, RY, Clockwise);
|
||||
end;
|
||||
|
||||
{ Quarter circle in quadrant III }
|
||||
function CreateStdArcQ3(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
const
|
||||
X1 = 10;
|
||||
Y1 = 55;
|
||||
X2 = 50;
|
||||
Y2 = 15;
|
||||
CX = 50;
|
||||
CY = 55;
|
||||
RX = 40;
|
||||
RY = 40;
|
||||
begin
|
||||
Result := CreateArc(APage, X1, Y1, X2, Y2, CX, CY, RX, RY, Clockwise);
|
||||
end;
|
||||
|
||||
{ Quarter circle in quadrant IV }
|
||||
function CreateStdArcQ4(APage: TvVectorialPage; Clockwise: Boolean): TPath;
|
||||
const
|
||||
X1 = 90;
|
||||
Y1 = 55;
|
||||
X2 = 50;
|
||||
Y2 = 15;
|
||||
CX = 50;
|
||||
CY = 55;
|
||||
RX = 40;
|
||||
RY = 40;
|
||||
begin
|
||||
Result := CreateArc(APage, X1, Y1, X2, Y2, CX, CY, RX, RY, Clockwise);
|
||||
end;
|
||||
|
||||
function StdSolidBrush: TvBrush;
|
||||
begin
|
||||
Result := CreateSimpleBrush(bsSolid, colRed);
|
||||
end;
|
||||
|
||||
function StdHorizGradientBrush: TvBrush;
|
||||
begin
|
||||
Result := CreateLinearGradientBrush(Point2D(0, 0), Point2D(1, 0),
|
||||
[gfRelStartX, gfRelEndX, gfRelStartY, gfRelEndY],
|
||||
colBlue, colWhite);
|
||||
end;
|
||||
|
||||
{ A vertical gradient, yellow at top, red at bottom }
|
||||
function StdVertGradientBrush: TvBrush;
|
||||
var
|
||||
P1, P2: T2DPoint;
|
||||
begin
|
||||
{if APage.UseTopLeftCoordinates then begin
|
||||
P1 := Point2D(0, 1);
|
||||
P2 := Point2D(0, 0);
|
||||
end else
|
||||
}
|
||||
begin
|
||||
P1 := Point2D(0, 0);
|
||||
P2 := Point2D(0, 1);
|
||||
end;
|
||||
Result := CreateLinearGradientBrush(P1, P2,
|
||||
[gfRelStartX, gfRelEndX, gfRelStartY, gfRelEndY],
|
||||
colYellow, colRed);
|
||||
end;
|
||||
|
||||
{ A diagonal gradient running from bottom/left (yellow) to top/right (red) }
|
||||
function StdLinearGradientBrush: TvBrush;
|
||||
var
|
||||
P1, P2: T2DPoint;
|
||||
begin
|
||||
{
|
||||
if APage.UseTopLeftCoordinates then begin
|
||||
P1 := Point2D(0, 1);
|
||||
P2 := Point2D(1, 0);
|
||||
end else
|
||||
}
|
||||
begin
|
||||
P1 := Point2D(0, 0);
|
||||
P2 := Point2D(1, 1);
|
||||
end;
|
||||
Result := CreateLinearGradientBrush(Point2D(0, 0), Point2D(1, 1),
|
||||
[gfRelStartX, gfRelEndX, gfRelStartY, gfRelEndY],
|
||||
colYellow, colRed);
|
||||
end;
|
||||
|
||||
function StdRadialGradientBrush: TvBrush;
|
||||
begin
|
||||
Result := CreateRadialGradientBrush(0.5, 0.5, 0.5, 0.5, 0.5,
|
||||
colRed, colYellow);
|
||||
end;
|
||||
|
||||
function StdPen: TvPen;
|
||||
begin
|
||||
Result := CreatePen(psSolid, 4, colBlack);
|
||||
end;
|
||||
|
||||
end.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user