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o3de/Gems/ImGui/Code/Source/LYImGuiUtils/HistogramGroup.cpp

94 lines
3.1 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#ifdef IMGUI_ENABLED
#include "LYImGuiUtils/HistogramGroup.h"
namespace ImGui::LYImGuiUtils
{
HistogramGroup::HistogramGroup(const char* name, int histogramBinCount)
: m_name(name)
, m_histogramBinCount(histogramBinCount)
{
}
void HistogramGroup::PushHistogramValue(const char* valueName, float value, const AZ::Color& color)
{
auto iterator = m_histogramIndexByName.find(valueName);
if (iterator != m_histogramIndexByName.end())
{
ImGui::LYImGuiUtils::HistogramContainer& histogramContiner = m_histograms[iterator->second];
histogramContiner.PushValue(value);
histogramContiner.SetBarLineColor(ImColor(color.GetR(), color.GetG(), color.GetB(), color.GetA()));
}
else
{
ImGui::LYImGuiUtils::HistogramContainer newHistogram;
newHistogram.Init(/*histogramName=*/valueName,
/*containerCount=*/m_histogramBinCount,
/*viewType=*/ImGui::LYImGuiUtils::HistogramContainer::ViewType::Histogram,
/*displayOverlays=*/true,
/*min=*/0.0f,
/*max=*/0.0f);
newHistogram.SetMoveDirection(ImGui::LYImGuiUtils::HistogramContainer::PushRightMoveLeft);
newHistogram.PushValue(value);
m_histogramIndexByName[valueName] = m_histograms.size();
m_histograms.push_back(newHistogram);
}
}
void HistogramGroup::OnImGuiUpdate()
{
if (!m_show)
{
return;
}
if (ImGui::CollapsingHeader(m_name.c_str(), ImGuiTreeNodeFlags_DefaultOpen | ImGuiTreeNodeFlags_Framed))
{
for (auto& histogram : m_histograms)
{
ImGui::BeginGroup();
{
histogram.Draw(ImGui::GetColumnWidth() - 70, s_histogramHeight);
ImGui::SameLine();
ImGui::PushStyleColor(ImGuiCol_Text, IM_COL32(0,0,0,255));
{
const ImColor color = histogram.GetBarLineColor();
ImGui::PushStyleColor(ImGuiCol_Button, color.Value);
{
const AZStd::string valueString = AZStd::string::format("%.2f", histogram.GetLastValue());
ImGui::Button(valueString.c_str());
}
ImGui::PopStyleColor();
}
ImGui::PopStyleColor();
}
ImGui::EndGroup();
}
}
}
ImGui::LYImGuiUtils::HistogramContainer* HistogramGroup::FindContainerByName(const char* name)
{
const auto iterator = m_histogramIndexByName.find(name);
if (iterator != m_histogramIndexByName.end())
{
return &m_histograms[iterator->second];
}
return nullptr;
}
} // namespace ImGui::LYImGuiUtils
#endif // IMGUI_ENABLED