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hub / github.com/danoon2/Boxedwine / TabItemBackground

Method TabItemBackground

lib/imgui/imgui_widgets.cpp:7222–7245  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

7220}
7221
7222void ImGui::TabItemBackground(ImDrawList* draw_list, const ImRect& bb, ImGuiTabItemFlags flags, ImU32 col)
7223{
7224 // While rendering tabs, we trim 1 pixel off the top of our bounding box so they can fit within a regular frame height while looking "detached" from it.
7225 ImGuiContext& g = *GImGui;
7226 const float width = bb.GetWidth();
7227 IM_UNUSED(flags);
7228 IM_ASSERT(width > 0.0f);
7229 const float rounding = ImMax(0.0f, ImMin(g.Style.TabRounding, width * 0.5f - 1.0f));
7230 const float y1 = bb.Min.y + 1.0f;
7231 const float y2 = bb.Max.y - 1.0f;
7232 draw_list->PathLineTo(ImVec2(bb.Min.x, y2));
7233 draw_list->PathArcToFast(ImVec2(bb.Min.x + rounding, y1 + rounding), rounding, 6, 9);
7234 draw_list->PathArcToFast(ImVec2(bb.Max.x - rounding, y1 + rounding), rounding, 9, 12);
7235 draw_list->PathLineTo(ImVec2(bb.Max.x, y2));
7236 draw_list->PathFillConvex(col);
7237 if (g.Style.TabBorderSize > 0.0f)
7238 {
7239 draw_list->PathLineTo(ImVec2(bb.Min.x + 0.5f, y2));
7240 draw_list->PathArcToFast(ImVec2(bb.Min.x + rounding + 0.5f, y1 + rounding + 0.5f), rounding, 6, 9);
7241 draw_list->PathArcToFast(ImVec2(bb.Max.x - rounding - 0.5f, y1 + rounding + 0.5f), rounding, 9, 12);
7242 draw_list->PathLineTo(ImVec2(bb.Max.x - 0.5f, y2));
7243 draw_list->PathStroke(GetColorU32(ImGuiCol_Border), false, g.Style.TabBorderSize);
7244 }
7245}
7246
7247// Render text label (with custom clipping) + Unsaved Document marker + Close Button logic
7248// We tend to lock style.FramePadding for a given tab-bar, hence the 'frame_padding' parameter.

Callers

nothing calls this directly

Calls 7

ImMaxFunction · 0.85
ImMinFunction · 0.85
ImVec2Class · 0.85
PathLineToMethod · 0.80
PathArcToFastMethod · 0.80
PathFillConvexMethod · 0.80
PathStrokeMethod · 0.80

Tested by

no test coverage detected