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Internals: Window: Aggregating ImDrawList into the ImGuiWindow structure.

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This commit is contained in:
omar 2018-04-11 12:43:38 +02:00
parent 84fe711bdf
commit bfc0efaae9
2 changed files with 5 additions and 3 deletions
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5
imgui.cpp
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@ -1918,6 +1918,7 @@ bool ImGuiListClipper::Step()
//-----------------------------------------------------------------------------
ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
: DrawListInst(&context->DrawListSharedData)
{
Name = ImStrdup(name);
ID = ImHash(name, 0);
@ -1959,7 +1960,7 @@ ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
ItemWidthDefault = 0.0f;
FontWindowScale = 1.0f;
DrawList = IM_NEW(ImDrawList)(&context->DrawListSharedData);
DrawList = &DrawListInst;
DrawList->_OwnerName = Name;
ParentWindow = NULL;
RootWindow = NULL;
@ -1978,7 +1979,7 @@ ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
ImGuiWindow::~ImGuiWindow()
{
IM_DELETE(DrawList);
IM_ASSERT(DrawList == &DrawListInst);
IM_DELETE(Name);
for (int i = 0; i != ColumnsStorage.Size; i++)
ColumnsStorage[i].~ImGuiColumnsSet();

3
imgui_internal.h
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@ -943,7 +943,8 @@ struct IMGUI_API ImGuiWindow
ImGuiStorage StateStorage;
ImVector<ImGuiColumnsSet> ColumnsStorage;
float FontWindowScale; // Scale multiplier per-window
ImDrawList* DrawList;
ImDrawList* DrawList; // == &DrawListInst (for backward compatibility reason with code using imgui_internal.h we keep this a pointer)
ImDrawList DrawListInst;
ImGuiWindow* ParentWindow; // If we are a child _or_ popup window, this is pointing to our parent. Otherwise NULL.
ImGuiWindow* RootWindow; // Point to ourself or first ancestor that is not a child window.
ImGuiWindow* RootWindowForTitleBarHighlight; // Point to ourself or first ancestor which will display TitleBgActive color when this window is active.