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/*=========================================================================
Program: Visualization Toolkit
Module: TestSimpleFontRendering.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkContext2D.h"
#include "vtkContextItem.h"
#include "vtkContextView.h"
#include "vtkContextScene.h"
#include "vtkFreeTypeTools.h"
#include "vtkTextProperty.h"
#include "vtkObjectFactory.h"
#include "vtkOpenGLContextDevice2D.h"
#include "vtkNew.h"
#include "vtkRegressionTestImage.h"
//----------------------------------------------------------------------------
class SystemFontRenderTest : public vtkContextItem
{
public:
static SystemFontRenderTest *New();
vtkTypeMacro(SystemFontRenderTest, vtkContextItem);
// Paint event for the chart, called whenever the chart needs to be drawn
virtual bool Paint(vtkContext2D *painter);
};
//----------------------------------------------------------------------------
int TestSystemFontRendering( int, char * [] )
{
// Set up a 2D context view, context test object and add it to the scene
vtkNew<vtkContextView> view;
view->GetRenderer()->SetBackground(1.0, 1.0, 1.0);
view->GetRenderWindow()->SetSize(580, 360);
vtkNew<SystemFontRenderTest> test;
view->GetScene()->AddItem(test.GetPointer());
// Force the use of the freetype based rendering strategy
vtkOpenGLContextDevice2D::SafeDownCast(view->GetContext()->GetDevice())
->SetStringRendererToFreeType();
// Use the FontConfig font lookup
vtkFreeTypeTools::GetInstance()->ForceCompiledFontsOff();
view->GetRenderWindow()->SetMultiSamples(0);
view->GetInteractor()->Initialize();
view->GetInteractor()->Start();
return EXIT_SUCCESS;
}
// Make our new derived class to draw a diagram
vtkStandardNewMacro(SystemFontRenderTest);
bool SystemFontRenderTest::Paint(vtkContext2D *painter)
{
painter->GetTextProp()->SetColor(0.0, 0.0, 0.0);
painter->GetTextProp()->SetFontSize(24);
int y = 360;
painter->GetTextProp()->SetFontFamilyToArial();
const char *testString =
"ABCDEFGHIJKLMNOPQRSTUVWXYZ\xce\xb1\xce\xb2\xce\xb3\xce\xb4";
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
painter->GetTextProp()->SetFontFamilyToTimes();
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
painter->GetTextProp()->SetFontFamilyToCourier();
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(false);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(false);
painter->DrawString(5, y, testString);
y -= 30;
painter->GetTextProp()->SetBold(true);
painter->GetTextProp()->SetItalic(true);
painter->DrawString(5, y, testString);
return true;
}
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