Files
fn_registry/cpp/functions/viz/pie_chart.cpp
T
egutierrez 7eef2544ab feat: add C++ ImGui functions for core UI and visualization
Funciones C++/ImGui para dashboards (grid, panel, docking, sidebar, tabs),
visualizaciones (candlestick, gauge, histogram, pie, sparkline, heatmap,
scatter, line, bar, surface3d, kpi, table), grafos (force layout, renderer,
viewport, spatial hash, types) y utilidades (time series buffer, tracy zones,
memory/fps overlay, plot theme).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-08 00:10:18 +02:00

32 lines
1.5 KiB
C++

#include "viz/pie_chart.h"
#include "implot.h"
void pie_chart(const char* title, const char* const* labels, const float* values, int count, float radius) {
if (ImPlot::BeginPlot(title, ImVec2(-1, 0), ImPlotFlags_Equal | ImPlotFlags_NoLegend)) {
ImPlot::SetupAxes(nullptr, nullptr, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations);
ImPlot::SetupAxesLimits(0, 1, 0, 1);
if (radius < 0.0f) {
// Donut mode: outer = |radius|, inner = 0.2
ImPlot::PlotPieChart(labels, values, count, 0.5, 0.5, -radius, "%.1f", 90.0, ImPlotPieChartFlags_None);
} else {
float r = (radius > 0.0f) ? radius : 0.4f;
ImPlot::PlotPieChart(labels, values, count, 0.5, 0.5, r, "%.1f", 90.0, ImPlotPieChartFlags_None);
}
ImPlot::EndPlot();
}
}
void pie_chart(const char* title, const char* const* labels, const double* values, int count, double radius) {
if (ImPlot::BeginPlot(title, ImVec2(-1, 0), ImPlotFlags_Equal | ImPlotFlags_NoLegend)) {
ImPlot::SetupAxes(nullptr, nullptr, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations);
ImPlot::SetupAxesLimits(0, 1, 0, 1);
if (radius < 0.0) {
ImPlot::PlotPieChart(labels, values, count, 0.5, 0.5, -radius, "%.1f", 90.0, ImPlotPieChartFlags_None);
} else {
double r = (radius > 0.0) ? radius : 0.4;
ImPlot::PlotPieChart(labels, values, count, 0.5, 0.5, r, "%.1f", 90.0, ImPlotPieChartFlags_None);
}
ImPlot::EndPlot();
}
}