VTK
vtkLabelSizeCalculator.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkLabelSizeCalculator.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
15 
37 #ifndef vtkLabelSizeCalculator_h
38 #define vtkLabelSizeCalculator_h
39 
40 #include "vtkRenderingLabelModule.h" // For export macro
42 
43 class vtkIntArray;
44 class vtkTextRenderer;
45 class vtkStringArray;
46 class vtkTextProperty;
47 
48 class VTKRENDERINGLABEL_EXPORT vtkLabelSizeCalculator : public vtkPassInputTypeAlgorithm
49 {
50 public:
51  static vtkLabelSizeCalculator* New();
52  void PrintSelf( ostream& os, vtkIndent indent ) override;
54 
56 
62  virtual void SetFontProperty(vtkTextProperty* fontProp, int type = 0);
63  virtual vtkTextProperty* GetFontProperty(int type = 0);
65 
67 
71  vtkSetStringMacro(LabelSizeArrayName);
72  vtkGetStringMacro(LabelSizeArrayName);
74 
76 
80  vtkSetMacro(DPI, int)
81  vtkGetMacro(DPI, int)
83 
84 protected:
86  ~vtkLabelSizeCalculator() override;
87 
88  int FillInputPortInformation( int port, vtkInformation* info ) override;
89  int RequestData(
90  vtkInformation* request,
91  vtkInformationVector** inInfo,
92  vtkInformationVector* outInfo ) override;
93 
94  virtual vtkIntArray* LabelSizesForArray( vtkAbstractArray* labels, vtkIntArray* types );
95 
96  virtual void SetFontUtil( vtkTextRenderer* fontProp );
97  vtkGetObjectMacro(FontUtil,vtkTextRenderer);
98 
101 
102  int DPI;
103 
104  class Internals;
105  Internals* Implementation;
106 
107 private:
109  void operator = ( const vtkLabelSizeCalculator& ) = delete;
110 };
111 
112 #endif // vtkLabelSizeCalculator_h
vtkPassInputTypeAlgorithm.h
vtkLabelSizeCalculator::Implementation
Internals * Implementation
Definition: vtkLabelSizeCalculator.h:104
vtkX3D::type
Definition: vtkX3D.h:516
vtkLabelSizeCalculator::LabelSizeArrayName
char * LabelSizeArrayName
Definition: vtkLabelSizeCalculator.h:100
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:35
vtkPassInputTypeAlgorithm::FillInputPortInformation
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
vtkX3D::port
Definition: vtkX3D.h:447
vtkLabelSizeCalculator
Definition: vtkLabelSizeCalculator.h:48
vtkPassInputTypeAlgorithm::RequestData
virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called within ProcessRequest when a request asks the algorithm to do its work.
Definition: vtkPassInputTypeAlgorithm.h:175
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkIntArray
dynamic, self-adjusting array of int
Definition: vtkIntArray.h:39
vtkAbstractArray
Abstract superclass for all arrays.
Definition: vtkAbstractArray.h:75
vtkTextProperty
represent text properties.
Definition: vtkTextProperty.h:33
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:80
vtkX3D::info
Definition: vtkX3D.h:376
vtkTextRenderer
Interface for generating images and path data from string data, using multiple backends.
Definition: vtkTextRenderer.h:72
vtkLabelSizeCalculator::FontUtil
vtkTextRenderer * FontUtil
Definition: vtkLabelSizeCalculator.h:97
vtkPassInputTypeAlgorithm::New
static vtkPassInputTypeAlgorithm * New()
vtkPassInputTypeAlgorithm::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkStringArray
a vtkAbstractArray subclass for strings
Definition: vtkStringArray.h:36
vtkLabelSizeCalculator::DPI
int DPI
Definition: vtkLabelSizeCalculator.h:102
vtkPassInputTypeAlgorithm
Superclass for algorithms that produce output of the same type as input.
Definition: vtkPassInputTypeAlgorithm.h:51