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Updated ImGui.

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This commit is contained in:
Branimir Karadžić 2018-04-11 21:42:29 -07:00
parent ab46f3f353
commit f69eb485e6
3 changed files with 75 additions and 55 deletions
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125
3rdparty/ocornut-imgui/imgui.cpp vendored
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@ -1921,6 +1921,7 @@ bool ImGuiListClipper::Step()
//-----------------------------------------------------------------------------
ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
: DrawListInst(&context->DrawListSharedData)
{
Name = ImStrdup(name);
ID = ImHash(name, 0);
@ -1962,7 +1963,7 @@ 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;
@ -1981,7 +1982,7 @@ 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();
@ -3501,7 +3502,7 @@ void ImGui::NewFrame()
g.FramerateSecPerFrameAccum += g.IO.DeltaTime - g.FramerateSecPerFrame[g.FramerateSecPerFrameIdx];
g.FramerateSecPerFrame[g.FramerateSecPerFrameIdx] = g.IO.DeltaTime;
g.FramerateSecPerFrameIdx = (g.FramerateSecPerFrameIdx + 1) % IM_ARRAYSIZE(g.FramerateSecPerFrame);
g.IO.Framerate = 1.0f / (g.FramerateSecPerFrameAccum / (float)IM_ARRAYSIZE(g.FramerateSecPerFrame));
g.IO.Framerate = (g.FramerateSecPerFrameAccum > 0.0f) ? (1.0f / (g.FramerateSecPerFrameAccum / (float)IM_ARRAYSIZE(g.FramerateSecPerFrame))) : FLT_MAX;
// Handle user moving window with mouse (at the beginning of the frame to avoid input lag or sheering)
NewFrameUpdateMovingWindow();
@ -3679,7 +3680,9 @@ void ImGui::Shutdown(ImGuiContext* context)
if (!g.Initialized)
return;
SaveIniSettingsToDisk(g.IO.IniFilename);
// Save settings (unless we haven't attempted to load them: CreateContext/DestroyContext without a call to NewFrame shouldn't save an empty file)
if (g.SettingsLoaded)
SaveIniSettingsToDisk(g.IO.IniFilename);
// Clear everything else
for (int i = 0; i < g.Windows.Size; i++)
@ -5241,15 +5244,18 @@ enum ImGuiPopupPositionPolicy
ImGuiPopupPositionPolicy_ComboBox
};
static ImVec2 FindBestWindowPosForPopup(const ImVec2& ref_pos, const ImVec2& size, ImGuiDir* last_dir, const ImRect& r_avoid, ImGuiPopupPositionPolicy policy = ImGuiPopupPositionPolicy_Default)
static ImRect FindScreenRectForWindow(ImGuiWindow* window)
{
ImVec2 padding = GImGui->Style.DisplaySafeAreaPadding;
ImRect r_screen = GetViewportRect();
r_screen.Expand(ImVec2((window->Size.x - r_screen.GetWidth() > padding.x * 2) ? -padding.x : 0.0f, (window->Size.y - r_screen.GetHeight() > padding.y * 2) ? -padding.y : 0.0f));
return r_screen;
}
// r_avoid = the rectangle to avoid (e.g. for tooltip it is a rectangle around the mouse cursor which we want to avoid. for popups it's a small point around the cursor.)
// r_outer = the visible area rectangle, minus safe area padding. If our popup size won't fit because of safe area padding we ignore it.
static ImVec2 FindBestWindowPosForPopupEx(const ImVec2& ref_pos, const ImVec2& size, ImGuiDir* last_dir, const ImRect& r_outer, const ImRect& r_avoid, ImGuiPopupPositionPolicy policy = ImGuiPopupPositionPolicy_Default)
{
const ImGuiStyle& style = GImGui->Style;
// r_avoid = the rectangle to avoid (e.g. for tooltip it is a rectangle around the mouse cursor which we want to avoid. for popups it's a small point around the cursor.)
// r_outer = the visible area rectangle, minus safe area padding. If our popup size won't fit because of safe area padding we ignore it.
ImVec2 safe_padding = style.DisplaySafeAreaPadding;
ImRect r_outer(GetViewportRect());
r_outer.Expand(ImVec2((size.x - r_outer.GetWidth() > safe_padding.x*2) ? -safe_padding.x : 0.0f, (size.y - r_outer.GetHeight() > safe_padding.y*2) ? -safe_padding.y : 0.0f));
ImVec2 base_pos_clamped = ImClamp(ref_pos, r_outer.Min, r_outer.Max - size);
//GImGui->OverlayDrawList.AddRect(r_avoid.Min, r_avoid.Max, IM_COL32(255,0,0,255));
//GImGui->OverlayDrawList.AddRect(r_outer.Min, r_outer.Max, IM_COL32(0,255,0,255));
@ -5301,6 +5307,49 @@ static ImVec2 FindBestWindowPosForPopup(const ImVec2& ref_pos, const ImVec2& siz
return pos;
}
static ImVec2 FindBestWindowPosForPopup(ImGuiWindow* window)
{
ImGuiContext& g = *GImGui;
ImRect r_screen = FindScreenRectForWindow(window);
if (window->Flags & ImGuiWindowFlags_ChildMenu)
{
// Child menus typically request _any_ position within the parent menu item, and then our FindBestPopupWindowPos() function will move the new menu outside the parent bounds.
// This is how we end up with child menus appearing (most-commonly) on the right of the parent menu.
IM_ASSERT(g.CurrentWindow == window);
ImGuiWindow* parent_menu = g.CurrentWindowStack[g.CurrentWindowStack.Size - 2];
float horizontal_overlap = g.Style.ItemSpacing.x; // We want some overlap to convey the relative depth of each menu (currently the amount of overlap is hard-coded to style.ItemSpacing.x).
ImRect r_avoid;
if (parent_menu->DC.MenuBarAppending)
r_avoid = ImRect(-FLT_MAX, parent_menu->Pos.y + parent_menu->TitleBarHeight(), FLT_MAX, parent_menu->Pos.y + parent_menu->TitleBarHeight() + parent_menu->MenuBarHeight());
else
r_avoid = ImRect(parent_menu->Pos.x + horizontal_overlap, -FLT_MAX, parent_menu->Pos.x + parent_menu->Size.x - horizontal_overlap - parent_menu->ScrollbarSizes.x, FLT_MAX);
return FindBestWindowPosForPopupEx(window->PosFloat, window->Size, &window->AutoPosLastDirection, r_screen, r_avoid);
}
if (window->Flags & ImGuiWindowFlags_Popup)
{
ImRect r_avoid(window->PosFloat.x - 1, window->PosFloat.y - 1, window->PosFloat.x + 1, window->PosFloat.y + 1);
return FindBestWindowPosForPopupEx(window->PosFloat, window->Size, &window->AutoPosLastDirection, r_screen, r_avoid);
}
if (window->Flags & ImGuiWindowFlags_Tooltip)
{
// Position tooltip (always follows mouse)
float sc = g.Style.MouseCursorScale;
ImVec2 ref_pos = (!g.NavDisableHighlight && g.NavDisableMouseHover) ? NavCalcPreferredMousePos() : g.IO.MousePos;
ImRect r_avoid;
if (!g.NavDisableHighlight && g.NavDisableMouseHover && !(g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableSetMousePos))
r_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 16, ref_pos.y + 8);
else
r_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24 * sc, ref_pos.y + 24 * sc); // FIXME: Hard-coded based on mouse cursor shape expectation. Exact dimension not very important.
ImVec2 pos = FindBestWindowPosForPopupEx(ref_pos, window->Size, &window->AutoPosLastDirection, r_screen, r_avoid);
if (window->AutoPosLastDirection == ImGuiDir_None)
pos = ref_pos + ImVec2(2, 2); // If there's not enough room, for tooltip we prefer avoiding the cursor at all cost even if it means that part of the tooltip won't be visible.
return pos;
}
IM_ASSERT(0);
return window->Pos;
}
static void SetWindowConditionAllowFlags(ImGuiWindow* window, ImGuiCond flags, bool enabled)
{
window->SetWindowPosAllowFlags = enabled ? (window->SetWindowPosAllowFlags | flags) : (window->SetWindowPosAllowFlags & ~flags);
@ -5479,9 +5528,9 @@ static void CalcResizePosSizeFromAnyCorner(ImGuiWindow* window, const ImVec2& co
struct ImGuiResizeGripDef
{
ImVec2 CornerPos;
ImVec2 InnerDir;
int AngleMin12, AngleMax12;
ImVec2 CornerPos;
ImVec2 InnerDir;
int AngleMin12, AngleMax12;
};
const ImGuiResizeGripDef resize_grip_def[4] =
@ -5870,44 +5919,13 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
const bool window_pos_with_pivot = (window->SetWindowPosVal.x != FLT_MAX && window->HiddenFrames == 0);
if (window_pos_with_pivot)
{
// Position given a pivot (e.g. for centering)
SetWindowPos(window, ImMax(style.DisplaySafeAreaPadding, window->SetWindowPosVal - window->SizeFull * window->SetWindowPosPivot), 0);
}
else if (flags & ImGuiWindowFlags_ChildMenu)
{
// Child menus typically request _any_ position within the parent menu item, and then our FindBestPopupWindowPos() function will move the new menu outside the parent bounds.
// This is how we end up with child menus appearing (most-commonly) on the right of the parent menu.
IM_ASSERT(window_pos_set_by_api);
float horizontal_overlap = style.ItemSpacing.x; // We want some overlap to convey the relative depth of each popup (currently the amount of overlap it is hard-coded to style.ItemSpacing.x, may need to introduce another style value).
ImGuiWindow* parent_menu = parent_window_in_stack;
ImRect rect_to_avoid;
if (parent_menu->DC.MenuBarAppending)
rect_to_avoid = ImRect(-FLT_MAX, parent_menu->Pos.y + parent_menu->TitleBarHeight(), FLT_MAX, parent_menu->Pos.y + parent_menu->TitleBarHeight() + parent_menu->MenuBarHeight());
else
rect_to_avoid = ImRect(parent_menu->Pos.x + horizontal_overlap, -FLT_MAX, parent_menu->Pos.x + parent_menu->Size.x - horizontal_overlap - parent_menu->ScrollbarSizes.x, FLT_MAX);
window->PosFloat = FindBestWindowPosForPopup(window->PosFloat, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
}
SetWindowPos(window, ImMax(style.DisplaySafeAreaPadding, window->SetWindowPosVal - window->SizeFull * window->SetWindowPosPivot), 0); // Position given a pivot (e.g. for centering)
else if ((flags & ImGuiWindowFlags_ChildMenu) != 0)
window->PosFloat = FindBestWindowPosForPopup(window);
else if ((flags & ImGuiWindowFlags_Popup) != 0 && !window_pos_set_by_api && window_just_appearing_after_hidden_for_resize)
{
ImRect rect_to_avoid(window->PosFloat.x - 1, window->PosFloat.y - 1, window->PosFloat.x + 1, window->PosFloat.y + 1);
window->PosFloat = FindBestWindowPosForPopup(window->PosFloat, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
}
// Position tooltip (always follows mouse)
if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !window_is_child_tooltip)
{
float sc = g.Style.MouseCursorScale;
ImVec2 ref_pos = (!g.NavDisableHighlight && g.NavDisableMouseHover) ? NavCalcPreferredMousePos() : g.IO.MousePos;
ImRect rect_to_avoid;
if (!g.NavDisableHighlight && g.NavDisableMouseHover && !(g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableSetMousePos))
rect_to_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 16, ref_pos.y + 8);
else
rect_to_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24 * sc, ref_pos.y + 24 * sc); // FIXME: Hard-coded based on mouse cursor shape expectation. Exact dimension not very important.
window->PosFloat = FindBestWindowPosForPopup(ref_pos, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
if (window->AutoPosLastDirection == ImGuiDir_None)
window->PosFloat = ref_pos + ImVec2(2,2); // If there's not enough room, for tooltip we prefer avoiding the cursor at all cost even if it means that part of the tooltip won't be visible.
}
window->PosFloat = FindBestWindowPosForPopup(window);
else if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !window_is_child_tooltip)
window->PosFloat = FindBestWindowPosForPopup(window);
// Clamp position so it stays visible
if (!(flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Tooltip))
@ -10763,7 +10781,8 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
ImVec2 size_expected = CalcSizeAfterConstraint(popup_window, CalcSizeAutoFit(popup_window, size_contents));
if (flags & ImGuiComboFlags_PopupAlignLeft)
popup_window->AutoPosLastDirection = ImGuiDir_Left;
ImVec2 pos = FindBestWindowPosForPopup(frame_bb.GetBL(), size_expected, &popup_window->AutoPosLastDirection, frame_bb, ImGuiPopupPositionPolicy_ComboBox);
ImRect r_outer = FindScreenRectForWindow(popup_window);
ImVec2 pos = FindBestWindowPosForPopupEx(frame_bb.GetBL(), size_expected, &popup_window->AutoPosLastDirection, r_outer, frame_bb, ImGuiPopupPositionPolicy_ComboBox);
SetNextWindowPos(pos);
}

2
3rdparty/ocornut-imgui/imgui_draw.cpp vendored
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@ -1735,7 +1735,7 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
IM_ASSERT(cfg.DstFont && (!cfg.DstFont->IsLoaded() || cfg.DstFont->ContainerAtlas == atlas));
const int font_offset = stbtt_GetFontOffsetForIndex((unsigned char*)cfg.FontData, cfg.FontNo);
IM_ASSERT(font_offset >= 0);
IM_ASSERT(font_offset >= 0 && "FontData is incorrect, or FontNo cannot be found.");
if (!stbtt_InitFont(&tmp.FontInfo, (unsigned char*)cfg.FontData, font_offset))
{
atlas->TexWidth = atlas->TexHeight = 0; // Reset output on failure

3
3rdparty/ocornut-imgui/imgui_internal.h vendored
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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.