egutierrez
b9716a7cd6
Snapshot de WIP acumulado de sesiones previas antes de merge wave 1 del flow 0008 (kanban_cpp + agent_runner_api + DoD schema). Incluye: - dev/flows/0008-kanban-cpp-and-agent-workflows.md - dev/issues/0112-0119*.md (7 sub-issues) - WIP previo en cmd/fn/doctor.go, registry/*, modules/, cpp/, etc. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
102 lines
3.7 KiB
C++
102 lines
3.7 KiB
C++
#include "viz/sparkline.h"
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#include "imgui.h"
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// Implementacion comun. Si auto_y=true, calcula min/max de values; si no,
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// usa [y_min, y_max] explicitos.
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static void sparkline_impl(const char* id, const float* values, int count,
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ImVec4 color, float width, float height,
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bool auto_y, float y_min, float y_max) {
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if (count <= 0) return;
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ImGui::PushID(id);
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ImVec2 pos = ImGui::GetCursorScreenPos();
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ImDrawList* draw_list = ImGui::GetWindowDrawList();
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ImGui::Dummy(ImVec2(width, height));
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if (auto_y) {
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y_min = values[0];
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y_max = values[0];
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for (int i = 1; i < count; i++) {
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if (values[i] < y_min) y_min = values[i];
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if (values[i] > y_max) y_max = values[i];
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}
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}
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float range = y_max - y_min;
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if (range < 1e-6f) range = 1.0f;
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auto y_at = [&](float v) {
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// Clamp visualmente al rango — para fixed Y sirve para que outliers
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// no salgan del card; para auto Y es no-op.
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if (v < y_min) v = y_min;
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if (v > y_max) v = y_max;
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return pos.y + height - ((v - y_min) / range) * height;
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};
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// Fade gradient v1.2: alpha sube de older->newer.
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// El segmento [i, i+1] se pinta con alpha proporcional al endpoint derecho
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// (mas cercano a "ahora"). Hace efecto de rastro / trail.
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const int r_ = (int)(color.x * 255);
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const int g_ = (int)(color.y * 255);
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const int b_ = (int)(color.z * 255);
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auto seg_t = [&](int i) {
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return (count > 1) ? (float)(i + 1) / (float)(count - 1) : 1.0f;
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};
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if (count >= 2) {
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float x0 = pos.x;
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float y_base = pos.y + height;
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for (int i = 0; i + 1 < count; i++) {
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float t = seg_t(i);
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int fill_a = (int)((0.10f + 0.70f * t) * 40.0f); // 4..28 alpha
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ImU32 fill_color = IM_COL32(r_, g_, b_, fill_a);
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float xa = x0 + ((float)i / (count - 1)) * width;
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float xb = x0 + ((float)(i + 1) / (count - 1)) * width;
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float ya = y_at(values[i]);
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float yb = y_at(values[i + 1]);
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draw_list->AddQuadFilled(
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ImVec2(xa, y_base), ImVec2(xa, ya),
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ImVec2(xb, yb), ImVec2(xb, y_base),
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fill_color);
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}
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}
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for (int i = 0; i + 1 < count; i++) {
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float t = seg_t(i);
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float a = 0.20f + 0.80f * t;
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ImU32 line_color = IM_COL32(r_, g_, b_, (int)(color.w * a * 255));
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float xa = pos.x + ((float)i / (count - 1)) * width;
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float xb = pos.x + ((float)(i + 1) / (count - 1)) * width;
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float ya = y_at(values[i]);
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float yb = y_at(values[i + 1]);
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draw_list->AddLine(ImVec2(xa, ya), ImVec2(xb, yb), line_color, 1.5f);
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}
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ImGui::PopID();
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}
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void sparkline(const char* id, const float* values, int count, ImVec4 color,
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float width, float height) {
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sparkline_impl(id, values, count, color, width, height,
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/*auto_y=*/true, 0.0f, 0.0f);
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}
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void sparkline(const char* id, const float* values, int count,
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float width, float height) {
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sparkline(id, values, count, ImVec4(0.35f, 0.85f, 0.45f, 1.0f), width, height);
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}
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void sparkline(const char* id, const float* values, int count, ImVec4 color,
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float y_min, float y_max, float width, float height) {
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sparkline_impl(id, values, count, color, width, height,
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/*auto_y=*/false, y_min, y_max);
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}
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void sparkline(const char* id, const float* values, int count,
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float y_min, float y_max, float width, float height) {
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sparkline(id, values, count, ImVec4(0.35f, 0.85f, 0.45f, 1.0f),
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y_min, y_max, width, height);
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}
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