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draw values at mouse cursor refactored
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@chrxh
chrxh committed Sep 20, 2024
1 parent 097766a commit f8c80db
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Showing 2 changed files with 60 additions and 37 deletions.
86 changes: 54 additions & 32 deletions source/Gui/StatisticsWindow.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -535,17 +535,19 @@ namespace

void _StatisticsWindow::plotSumColorsIntern(
int row,
DataPoint const* dataPoint,
DataPoint const* dataPoints,
double const* timePoints,
int count,
double startTime,
double endTime,
int fracPartDecimals)
{
double const* plotDataY = reinterpret_cast<double const*>(dataPoint) + MAX_COLORS;
auto constexpr strideBytes = sizeof(DataPointCollection);
auto constexpr strideDouble = sizeof(DataPointCollection) / sizeof(double);

double const* plotDataY = reinterpret_cast<double const*>(dataPoints) + MAX_COLORS;
double upperBound = getMaxWithDataPointStride(plotDataY, timePoints, startTime, count);
double endValue = count > 0 ? *(reinterpret_cast<double const*>(reinterpret_cast<DataPointCollection const*>(dataPoint) + count - 1) + MAX_COLORS): 0.0;
auto stride = toInt(sizeof(DataPointCollection));
double endValue = count > 0 ? plotDataY[(count - 1) * strideDouble] : 0.0;
upperBound *= 1.5;
ImGui::PushID(row);
ImPlot::PushStyleColor(ImPlotCol_FrameBg, (ImU32)ImColor(0.0f, 0.0f, 0.0f, ImGui::GetStyle().Alpha));
Expand All @@ -563,36 +565,14 @@ void _StatisticsWindow::plotSumColorsIntern(
}
if (count > 0) {
ImPlot::PushStyleColor(ImPlotCol_Line, color);
ImPlot::PlotLine("##", timePoints, plotDataY, count, 0, stride);
ImPlot::PlotLine("##", timePoints, plotDataY, count, 0, strideBytes);
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, 0.5f * ImGui::GetStyle().Alpha);
ImPlot::PlotShaded("##", timePoints, plotDataY, count, 0, 0, stride);
ImPlot::PlotShaded("##", timePoints, plotDataY, count, 0, 0, strideBytes);
ImPlot::PopStyleVar();
ImPlot::PopStyleColor();
}
if (ImGui::GetStyle().Alpha == 1.0f && ImPlot::IsPlotHovered() && count > 0) {
auto mousePos = ImPlot::GetPlotMousePos();
mousePos.x = std::max(startTime, std::min(endTime, mousePos.x));
mousePos.y = dataPoint->summedValues;
auto stride = toInt(sizeof(DataPointCollection) / sizeof(double));
for (int i = 1; i < count; ++i) {
if (timePoints[i * stride] > mousePos.x) {
mousePos.y = *(reinterpret_cast<double const*>(reinterpret_cast<DataPointCollection const*>(dataPoint) + i) + MAX_COLORS);
break;
}
}
mousePos.y = std::max(0.0, std::min(upperBound, mousePos.y));

ImPlot::PushStyleColor(ImPlotCol_InlayText, ImColor::HSV(0.5f, 1.0f, 1.0f).Value);
ImPlot::PlotText(ICON_FA_GENDERLESS, mousePos.x, mousePos.y, false, {scale(1.0f), scale(2.0f)});
ImPlot::PopStyleColor();

ImPlot::PlotVLines("", &mousePos.x, 1);

char label[256];
auto leftSideFactory = mousePos.x > (startTime + endTime) / 2 ? -1.0f : 1.0f;
snprintf(
label, sizeof(label), "Time: %s\nValue: %s", StringHelper::format(mousePos.x, 0).c_str(), StringHelper::format(mousePos.y, fracPartDecimals).c_str());
ImPlot::PlotText(label, mousePos.x, upperBound, false, {leftSideFactory*(scale(5.0f) + ImGui::CalcTextSize(label).x / 2), scale(20.0f)});
drawValuesAtMouseCursor(plotDataY, timePoints, count, startTime, endTime, upperBound, fracPartDecimals);
}
ImPlot::EndPlot();
}
Expand Down Expand Up @@ -657,9 +637,12 @@ void _StatisticsWindow::plotForColorIntern(
double endTime,
int fracPartDecimals)
{
auto constexpr strideBytes = sizeof(DataPointCollection);
auto constexpr strideDouble = sizeof(DataPointCollection) / sizeof(double);

auto valuesForColor = reinterpret_cast<double const*>(values) + colorIndex;
auto upperBound = getMaxWithDataPointStride(valuesForColor, timePoints, startTime, count) * 1.5;
auto endValue = count > 0 ? *reinterpret_cast<double const*>(reinterpret_cast<DataPointCollection const*>(valuesForColor) + count - 1) : 0.0;
auto endValue = count > 0 ? valuesForColor[(count - 1) * strideDouble] : 0.0;

ImGui::PushID(row);
ImPlot::PushStyleColor(ImPlotCol_FrameBg, (ImU32)ImColor(0.0f, 0.0f, 0.0f, ImGui::GetStyle().Alpha));
Expand All @@ -678,11 +661,14 @@ void _StatisticsWindow::plotForColorIntern(
}
if (count > 0) {
ImPlot::PushStyleColor(ImPlotCol_Line, color);
ImPlot::PlotLine("##", timePoints, valuesForColor, count, 0, sizeof(DataPointCollection));
ImPlot::PlotLine("##", timePoints, valuesForColor, count, 0, strideBytes);
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, 0.5f * ImGui::GetStyle().Alpha);
ImPlot::PlotShaded("##", timePoints, valuesForColor, count, 0, 0, sizeof(DataPointCollection));
ImPlot::PlotShaded("##", timePoints, valuesForColor, count, 0, 0, strideBytes);
ImPlot::PopStyleVar();
ImPlot::PopStyleColor();
if (ImGui::GetStyle().Alpha == 1.0f && ImPlot::IsPlotHovered()) {
drawValuesAtMouseCursor(valuesForColor, timePoints, count, startTime, endTime, upperBound, fracPartDecimals);
}
}
ImPlot::EndPlot();
}
Expand All @@ -691,6 +677,42 @@ void _StatisticsWindow::plotForColorIntern(
ImGui::PopID();
}

void _StatisticsWindow::drawValuesAtMouseCursor(
double const* dataPoints,
double const* timePoints,
int count,
double startTime,
double endTime,
double upperBound,
int fracPartDecimals)
{
auto mousePos = ImPlot::GetPlotMousePos();
mousePos.x = std::max(startTime, std::min(endTime, mousePos.x));
mousePos.y = dataPoints[0];
auto constexpr stride = sizeof(DataPointCollection) / sizeof(double);
for (int i = 1; i < count; ++i) {
if (timePoints[i * stride] > mousePos.x) {
mousePos.y = dataPoints[i * stride];
break;
}
}
mousePos.y = std::max(0.0, std::min(upperBound, mousePos.y));

ImPlot::PushStyleColor(ImPlotCol_InlayText, ImColor::HSV(0.0f, 0.0f, 1.0f).Value);
ImPlot::PlotText(ICON_FA_GENDERLESS, mousePos.x, mousePos.y, false, {scale(1.0f), scale(2.0f)});
ImPlot::PopStyleColor();

ImPlot::PushStyleColor(ImPlotCol_Line, ImColor::HSV(0.0f, 0.0f, 1.0f).Value);
ImPlot::PlotVLines("", &mousePos.x, 1);
ImPlot::PopStyleColor();

char label[256];
auto leftSideFactor = mousePos.x > (startTime + endTime) / 2 ? -1.0f : 1.0f;
snprintf(
label, sizeof(label), "Time: %s\nValue: %s", StringHelper::format(mousePos.x, 0).c_str(), StringHelper::format(mousePos.y, fracPartDecimals).c_str());
ImPlot::PlotText(label, mousePos.x, upperBound, false, {leftSideFactor * (scale(5.0f) + ImGui::CalcTextSize(label).x / 2), scale(20.0f)});
}

void _StatisticsWindow::validationAndCorrection()
{
_timeHorizonForLiveStatistics = std::max(1.0f, std::min(TimelineLiveStatistics::MaxLiveHistory, _timeHorizonForLiveStatistics));
Expand Down
11 changes: 6 additions & 5 deletions source/Gui/StatisticsWindow.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -32,16 +32,17 @@ class _StatisticsWindow : public _AlienWindow

void processBackground() override;

void plotSumColorsIntern(int row, DataPoint const* dataPoint, double const* timePoints, int count, double startTime, double endTime, int fracPartDecimals);
void plotSumColorsIntern(int row, DataPoint const* dataPoints, double const* timePoints, int count, double startTime, double endTime, int fracPartDecimals);
void plotByColorIntern(int row, DataPoint const* values, double const* timePoints, int count, double startTime, double endTime, int fracPartDecimals);
void plotForColorIntern(
int row,
DataPoint const* values,
int colorIndex,
void plotForColorIntern(int row, DataPoint const* values, int colorIndex, double const* timePoints, int count, double startTime, double endTime, int fracPartDecimals);

void drawValuesAtMouseCursor(
double const* dataPoints,
double const* timePoints,
int count,
double startTime,
double endTime,
double upperBound,
int fracPartDecimals);

void validationAndCorrection();
Expand Down

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