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Internals: Comments about CalcWrapWidthForPos() (#778)

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omar 2020-06-23 16:12:19 +02:00
parent e0ec69d84b
commit 68389200c4
1 changed files with 11 additions and 1 deletions
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12
imgui.cpp
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@ -3255,11 +3255,21 @@ float ImGui::CalcWrapWidthForPos(const ImVec2& pos, float wrap_pos_x)
if (wrap_pos_x < 0.0f)
return 0.0f;
ImGuiWindow* window = GImGui->CurrentWindow;
ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow;
if (wrap_pos_x == 0.0f)
{
// We could decide to setup a default wrapping max point for auto-resizing windows,
// or have auto-wrap (with unspecified wrapping pos) behave as a ContentSize extending function?
//if (window->Hidden && (window->Flags & ImGuiWindowFlags_AlwaysAutoResize))
// wrap_pos_x = ImMax(window->WorkRect.Min.x + g.FontSize * 10.0f, window->WorkRect.Max.x);
//else
wrap_pos_x = window->WorkRect.Max.x;
}
else if (wrap_pos_x > 0.0f)
{
wrap_pos_x += window->Pos.x - window->Scroll.x; // wrap_pos_x is provided is window local space
}
return ImMax(wrap_pos_x - pos.x, 1.0f);
}