mirror of
https://github.com/OpenFOAM/ThirdParty-6.git
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468 lines
13 KiB
C++
468 lines
13 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkChart.cxx
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#include "vtkChart.h"
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#include "vtkAxis.h"
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#include "vtkBrush.h"
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#include "vtkTransform2D.h"
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#include "vtkContextMouseEvent.h"
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#include "vtkAnnotationLink.h"
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#include "vtkContextScene.h"
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#include "vtkTextProperty.h"
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#include "vtkObjectFactory.h"
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//-----------------------------------------------------------------------------
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vtkChart::MouseActions::MouseActions()
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{
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this->Pan() = vtkContextMouseEvent::LEFT_BUTTON;
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this->Zoom() = vtkContextMouseEvent::MIDDLE_BUTTON;
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this->Select() = vtkContextMouseEvent::RIGHT_BUTTON;
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this->ZoomAxis() = -1;
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this->SelectPolygon() = -1;
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}
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//-----------------------------------------------------------------------------
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vtkChart::MouseClickActions::MouseClickActions()
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{
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this->Data[0] = vtkContextMouseEvent::LEFT_BUTTON;
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this->Data[1] = vtkContextMouseEvent::RIGHT_BUTTON;
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}
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//-----------------------------------------------------------------------------
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vtkCxxSetObjectMacro(vtkChart, AnnotationLink, vtkAnnotationLink);
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//-----------------------------------------------------------------------------
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vtkChart::vtkChart()
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{
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this->Geometry[0] = 0;
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this->Geometry[1] = 0;
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this->Point1[0] = 0;
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this->Point1[1] = 0;
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this->Point2[0] = 0;
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this->Point2[1] = 0;
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this->Size.Set(0, 0, 0, 0);
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this->ShowLegend = false;
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this->TitleProperties = vtkTextProperty::New();
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this->TitleProperties->SetJustificationToCentered();
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this->TitleProperties->SetColor(0.0, 0.0, 0.0);
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this->TitleProperties->SetFontSize(12);
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this->TitleProperties->SetFontFamilyToArial();
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this->AnnotationLink = NULL;
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this->LayoutStrategy = vtkChart::FILL_SCENE;
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this->RenderEmpty = false;
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this->BackgroundBrush = vtkSmartPointer<vtkBrush>::New();
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this->BackgroundBrush->SetColorF(1, 1, 1, 0);
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this->SelectionMode = vtkContextScene::SELECTION_NONE;
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this->SelectionMethod = vtkChart::SELECTION_ROWS;
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}
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//-----------------------------------------------------------------------------
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vtkChart::~vtkChart()
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{
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for(int i=0; i < 4; i++)
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{
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if(this->GetAxis(i))
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{
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this->GetAxis(i)->RemoveObservers(vtkChart::UpdateRange);
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}
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}
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this->TitleProperties->Delete();
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if (this->AnnotationLink)
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{
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this->AnnotationLink->Delete();
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}
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}
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//-----------------------------------------------------------------------------
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vtkPlot * vtkChart::AddPlot(int)
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{
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return NULL;
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}
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//-----------------------------------------------------------------------------
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vtkIdType vtkChart::AddPlot(vtkPlot*)
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{
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return -1;
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}
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//-----------------------------------------------------------------------------
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bool vtkChart::RemovePlot(vtkIdType)
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{
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return false;
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}
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//-----------------------------------------------------------------------------
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bool vtkChart::RemovePlotInstance(vtkPlot* plot)
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{
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if (plot)
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{
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vtkIdType numberOfPlots = this->GetNumberOfPlots();
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for (vtkIdType i = 0; i < numberOfPlots; ++i)
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{
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if (this->GetPlot(i) == plot)
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{
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return this->RemovePlot(i);
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}
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}
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}
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return false;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::ClearPlots()
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{
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}
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//-----------------------------------------------------------------------------
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vtkPlot* vtkChart::GetPlot(vtkIdType)
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{
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return NULL;
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}
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//-----------------------------------------------------------------------------
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vtkIdType vtkChart::GetNumberOfPlots()
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{
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return 0;
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}
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//-----------------------------------------------------------------------------
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vtkAxis* vtkChart::GetAxis(int)
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{
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return NULL;
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}
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//-----------------------------------------------------------------------------
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vtkIdType vtkChart::GetNumberOfAxes()
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{
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return 0;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::RecalculateBounds()
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{
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return;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetSelectionMethod(int method)
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{
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if (method == this->SelectionMethod)
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{
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return;
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}
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this->SelectionMethod = method;
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this->Modified();
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}
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//-----------------------------------------------------------------------------
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int vtkChart::GetSelectionMethod()
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{
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return this->SelectionMethod;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetShowLegend(bool visible)
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{
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if (this->ShowLegend != visible)
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{
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this->ShowLegend = visible;
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this->Modified();
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}
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}
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//-----------------------------------------------------------------------------
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bool vtkChart::GetShowLegend()
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{
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return this->ShowLegend;
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}
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vtkChartLegend * vtkChart::GetLegend()
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{
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return 0;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetTitle(const vtkStdString &title)
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{
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if (this->Title != title)
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{
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this->Title = title;
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this->Modified();
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}
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}
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//-----------------------------------------------------------------------------
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vtkStdString vtkChart::GetTitle()
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{
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return this->Title;
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}
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//-----------------------------------------------------------------------------
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bool vtkChart::CalculatePlotTransform(vtkAxis *x, vtkAxis *y,
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vtkTransform2D *transform)
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{
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if (!x || !y || !transform)
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{
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vtkWarningMacro("Called with null arguments.");
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return false;
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}
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vtkVector2d origin(x->GetMinimum(), y->GetMinimum());
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vtkVector2d scale(x->GetMaximum() - x->GetMinimum(),
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y->GetMaximum() - y->GetMinimum());
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vtkVector2d shift(0.0, 0.0);
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vtkVector2d factor(1.0, 1.0);
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for (int i = 0; i < 2; ++i)
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{
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if (fabs(log10(origin[i] / scale[i])) > 2)
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{
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shift[i] = floor(log10(origin[i] / scale[i]) / 3.0) * 3.0;
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shift[i] = -origin[i];
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}
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if (fabs(log10(scale[i])) > 10)
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{
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// We need to scale the transform to show all data, do this in blocks.
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factor[i] = pow(10.0, floor(log10(scale[i]) / 10.0) * -10.0);
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scale[i] = scale[i] * factor[i];
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}
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}
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x->SetScalingFactor(factor[0]);
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x->SetShift(shift[0]);
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y->SetScalingFactor(factor[1]);
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y->SetShift(shift[1]);
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// Get the scale for the plot area from the x and y axes
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float *min = x->GetPoint1();
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float *max = x->GetPoint2();
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if (fabs(max[0] - min[0]) == 0.0)
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{
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return false;
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}
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float xScale = scale[0] / (max[0] - min[0]);
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// Now the y axis
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min = y->GetPoint1();
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max = y->GetPoint2();
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if (fabs(max[1] - min[1]) == 0.0)
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{
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return false;
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}
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float yScale = scale[1] / (max[1] - min[1]);
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transform->Identity();
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transform->Translate(this->Point1[0], this->Point1[1]);
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// Get the scale for the plot area from the x and y axes
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transform->Scale(1.0 / xScale, 1.0 / yScale);
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transform->Translate(-(x->GetMinimum() + shift[0]) * factor[0],
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-(y->GetMinimum() + shift[1]) * factor[1]);
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return true;
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}
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//-----------------------------------------------------------------------------
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bool vtkChart::CalculateUnscaledPlotTransform(vtkAxis *x, vtkAxis *y,
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vtkTransform2D *transform)
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{
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if (!x || !y || !transform)
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{
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vtkWarningMacro("Called with null arguments.");
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return false;
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}
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vtkVector2d scale(x->GetMaximum() - x->GetMinimum(),
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y->GetMaximum() - y->GetMinimum());
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// Get the scale for the plot area from the x and y axes
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float *min = x->GetPoint1();
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float *max = x->GetPoint2();
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if (fabs(max[0] - min[0]) == 0.0)
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{
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return false;
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}
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double xScale = scale[0] / (max[0] - min[0]);
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// Now the y axis
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min = y->GetPoint1();
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max = y->GetPoint2();
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if (fabs(max[1] - min[1]) == 0.0)
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{
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return false;
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}
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double yScale = scale[1] / (max[1] - min[1]);
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transform->Identity();
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transform->Translate(this->Point1[0], this->Point1[1]);
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// Get the scale for the plot area from the x and y axes
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transform->Scale(1.0 / xScale, 1.0 / yScale);
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transform->Translate(-x->GetMinimum(), -y->GetMinimum());
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return true;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetBottomBorder(int border)
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{
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this->Point1[1] = border >= 0 ? border : 0;
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this->Point1[1] += static_cast<int>(this->Size.GetY());
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetTopBorder(int border)
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{
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this->Point2[1] = border >=0 ?
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this->Geometry[1] - border :
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this->Geometry[1];
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this->Point2[1] += static_cast<int>(this->Size.GetY());
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetLeftBorder(int border)
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{
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this->Point1[0] = border >= 0 ? border : 0;
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this->Point1[0] += static_cast<int>(this->Size.GetX());
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetRightBorder(int border)
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{
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this->Point2[0] = border >=0 ?
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this->Geometry[0] - border :
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this->Geometry[0];
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this->Point2[0] += static_cast<int>(this->Size.GetX());
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetBorders(int left, int bottom, int right, int top)
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{
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this->SetLeftBorder(left);
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this->SetRightBorder(right);
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this->SetTopBorder(top);
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this->SetBottomBorder(bottom);
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}
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void vtkChart::SetSize(const vtkRectf &rect)
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{
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this->Size = rect;
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this->Geometry[0] = static_cast<int>(rect.GetWidth());
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this->Geometry[1] = static_cast<int>(rect.GetHeight());
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}
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vtkRectf vtkChart::GetSize()
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{
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return this->Size;
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}
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void vtkChart::SetActionToButton(int action, int button)
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{
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if (action < -1 || action >= MouseActions::MaxAction)
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{
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vtkErrorMacro("Error, invalid action value supplied: " << action)
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return;
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}
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this->Actions[action] = button;
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for (int i = 0; i < MouseActions::MaxAction; ++i)
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{
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if (this->Actions[i] == button && i != action)
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{
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this->Actions[i] = -1;
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}
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}
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}
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int vtkChart::GetActionToButton(int action)
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{
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return this->Actions[action];
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}
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void vtkChart::SetClickActionToButton(int action, int button)
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{
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if (action < vtkChart::SELECT || action > vtkChart::NOTIFY)
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{
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vtkErrorMacro("Error, invalid action value supplied: " << action)
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return;
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}
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this->Actions[action - 2] = button;
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}
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int vtkChart::GetClickActionToButton(int action)
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{
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return this->Actions[action - 2];
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetBackgroundBrush(vtkBrush *brush)
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{
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if(brush == NULL)
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{
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// set to transparent white if brush is null
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this->BackgroundBrush->SetColorF(1, 1, 1, 0);
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}
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else
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{
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this->BackgroundBrush = brush;
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}
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this->Modified();
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}
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//-----------------------------------------------------------------------------
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vtkBrush* vtkChart::GetBackgroundBrush()
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{
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return this->BackgroundBrush.GetPointer();
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}
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//-----------------------------------------------------------------------------
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void vtkChart::PrintSelf(ostream &os, vtkIndent indent)
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{
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this->Superclass::PrintSelf(os, indent);
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// Print out the chart's geometry if it has been set
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os << indent << "Point1: " << this->Point1[0] << "\t" << this->Point1[1]
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<< endl;
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os << indent << "Point2: " << this->Point2[0] << "\t" << this->Point2[1]
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<< endl;
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os << indent << "Width: " << this->Geometry[0] << endl
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<< indent << "Height: " << this->Geometry[1] << endl;
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os << indent << "SelectionMode: " << this->SelectionMode << endl;
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}
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//-----------------------------------------------------------------------------
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void vtkChart::AttachAxisRangeListener(vtkAxis* axis)
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{
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axis->AddObserver(vtkChart::UpdateRange, this, &vtkChart::AxisRangeForwarderCallback);
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}
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//-----------------------------------------------------------------------------
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void vtkChart::AxisRangeForwarderCallback(vtkObject*, unsigned long, void*)
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{
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double fullAxisRange[8];
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for(int i=0; i < 4; i++)
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{
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this->GetAxis(i)->GetRange(&fullAxisRange[i*2]);
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}
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this->InvokeEvent(vtkChart::UpdateRange, fullAxisRange);
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}
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//-----------------------------------------------------------------------------
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void vtkChart::SetSelectionMode(int selMode)
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{
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if (this->SelectionMode == selMode ||
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selMode < vtkContextScene::SELECTION_NONE ||
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selMode > vtkContextScene::SELECTION_TOGGLE)
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{
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return;
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}
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this->SelectionMode = selMode;
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this->Modified();
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}
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