VTK  9.2.5
vtkTanglegramItem.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkTanglegramItem.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=========================================================================*/
32#ifndef vtkTanglegramItem_h
33#define vtkTanglegramItem_h
34
35#include "vtkViewsInfovisModule.h" // For export macro
36
37#include "vtkContextItem.h"
38#include "vtkSmartPointer.h" // For SmartPointer ivars
39#include "vtkTable.h" // For get/set
40
42class vtkLookupTable;
43class vtkStringArray;
44class vtkTree;
45
46class VTKVIEWSINFOVIS_EXPORT vtkTanglegramItem : public vtkContextItem
47{
48public:
51 void PrintSelf(ostream& os, vtkIndent indent) override;
52
56 virtual void SetTree1(vtkTree* tree);
57
61 virtual void SetTree2(vtkTree* tree);
62
64
74 void SetTable(vtkTable* table);
76
78
81 vtkGetStringMacro(Tree1Label);
82 vtkSetStringMacro(Tree1Label);
84
86
89 vtkGetStringMacro(Tree2Label);
90 vtkSetStringMacro(Tree2Label);
92
97 void SetOrientation(int orientation);
98
103
105
111 vtkGetMacro(MinimumVisibleFontSize, int);
112 vtkSetMacro(MinimumVisibleFontSize, int);
114
116
122 vtkGetMacro(LabelSizeDifference, int);
123 vtkSetMacro(LabelSizeDifference, int);
125
127
130 vtkGetMacro(CorrespondenceLineWidth, float);
131 vtkSetMacro(CorrespondenceLineWidth, float);
133
135
139 void SetTreeLineWidth(float width);
141
145 bool Hit(const vtkContextMouseEvent& mouse) override;
146
151 bool MouseDoubleClickEvent(const vtkContextMouseEvent& event) override;
152
153protected:
156
161
166
171
176
182
189
197
203
207 bool Paint(vtkContext2D* painter) override;
208
209private:
214 vtkStringArray* Tree1Names;
215 vtkStringArray* Tree2Names;
216 vtkStringArray* SourceNames;
217 double Tree1Bounds[4];
218 double Tree2Bounds[4];
219 double Spacing;
220 double LabelWidth1;
221 double LabelWidth2;
222 bool PositionSet;
223 bool TreeReordered;
224 char* Tree1Label;
225 char* Tree2Label;
226 int Orientation;
227 int MinimumVisibleFontSize;
228 int LabelSizeDifference;
229 float CorrespondenceLineWidth;
230
231 vtkTanglegramItem(const vtkTanglegramItem&) = delete;
232 void operator=(const vtkTanglegramItem&) = delete;
233};
234
235#endif
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:58
base class for items that are part of a vtkContextScene.
data structure to represent mouse events.
A 2D graphics item for rendering a tree as a dendrogram.
a simple class to control print indentation
Definition: vtkIndent.h:40
map scalar values into colors via a lookup table
Hold a reference to a vtkObjectBase instance.
a vtkAbstractArray subclass for strings
A table, which contains similar-typed columns of data.
Definition: vtkTable.h:74
Display two related trees.
void RefreshBuffers(vtkContext2D *painter)
Update the bounds of our two dendrograms.
void ReorderTree()
Reorder the children of tree #2 to minimize the amount of crossings in our tanglegram.
bool MouseDoubleClickEvent(const vtkContextMouseEvent &event) override
Propagate any double click onto the dendrograms to check if any subtrees should be collapsed or expan...
void SetTable(vtkTable *table)
Get/Set the table that describes the correspondences between the two trees.
int GetOrientation()
Get the current orientation.
bool Hit(const vtkContextMouseEvent &mouse) override
Returns true if the transform is interactive, false otherwise.
void PaintTreeLabels(vtkContext2D *painter)
Draw the labels of our two dendrograms.
void ReorderTreeAtVertex(vtkIdType parent, vtkTree *tree)
Helper function used by ReorderTree.
void PositionTree2()
Calculate and set an appropriate position for our second dendrogram.
void SetTreeLineWidth(float width)
Get/Set how wide the edges of the trees should be.
static vtkTanglegramItem * New()
~vtkTanglegramItem() override
void GenerateLookupTable()
Initialize the lookup table used to color the lines between the two dendrograms.
void PaintCorrespondenceLines(vtkContext2D *painter)
Draw the lines between the corresponding vertices of our two dendrograms.
float GetTreeLineWidth()
Get/Set how wide the edges of the trees should be.
bool Paint(vtkContext2D *painter) override
Paints the tree & associated table as a heatmap.
double GetPositionScoreForVertex(vtkIdType vertex, vtkTree *tree)
Helper function used by ReorderTreeAtVertex.
virtual void SetTree1(vtkTree *tree)
Set the first tree.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void SetOrientation(int orientation)
Set which way the tanglegram should face within the visualization.
vtkTable * GetTable()
Get/Set the table that describes the correspondences between the two trees.
virtual void SetTree2(vtkTree *tree)
Set the second tree.
A rooted tree data structure.
Definition: vtkTree.h:61
int vtkIdType
Definition: vtkType.h:332