c446f1bc7a
Also made the TextAnnotation classes conform better to VTK-m coding style. Specifically, changed the order of words in subclass names (e.g. TextAnnotationBillboard instead of BillboardTextAnnotation) and broke out each subclass into its own header/source files.
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt 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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// Copyright 2016 Sandia Corporation.
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// Copyright 2016 UT-Battelle, LLC.
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// Copyright 2016 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#include <vtkm/rendering/TextAnnotation.h>
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namespace vtkm {
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namespace rendering {
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TextAnnotation::TextAnnotation(const std::string &text,
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const vtkm::rendering::Color &color,
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vtkm::Float32 scale)
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: Text(text), TextColor(color), Scale(scale), Anchor(-1,-1)
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{
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}
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TextAnnotation::~TextAnnotation()
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{
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}
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void TextAnnotation::SetText(const std::string &text)
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{
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this->Text = text;
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}
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const std::string &TextAnnotation::GetText() const
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{
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return this->Text;
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}
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void TextAnnotation::SetRawAnchor(const vtkm::Vec<vtkm::Float32,2> &anchor)
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{
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this->Anchor = anchor;
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}
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void TextAnnotation::SetRawAnchor(vtkm::Float32 h, vtkm::Float32 v)
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{
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this->SetRawAnchor(vtkm::make_Vec(h,v));
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}
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void TextAnnotation::SetAlignment(HorizontalAlignment h, VerticalAlignment v)
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{
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switch (h)
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{
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case Left: this->Anchor[0] = -1.0f; break;
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case HCenter: this->Anchor[0] = 0.0f; break;
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case Right: this->Anchor[0] = +1.0f; break;
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}
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// For vertical alignment, "center" is generally the center
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// of only the above-baseline contents of the font, so we
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// use a value slightly off of zero for VCenter.
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// (We don't use an offset value instead of -1.0 for the
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// bottom value, because generally we want a true minimum
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// extent, e.g. to have text sitting at the bottom of a
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// window, and in that case, we need to keep all the text,
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// including parts that descend below the baseline, above
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// the bottom of the window.
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switch (v)
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{
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case Bottom: this->Anchor[1] = -1.0f; break;
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case VCenter: this->Anchor[1] = -0.06f; break;
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case Top: this->Anchor[1] = +1.0f; break;
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}
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}
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void TextAnnotation::SetScale(vtkm::Float32 scale)
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{
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this->Scale = scale;
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}
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}
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} // namespace vtkm::rendering
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