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Updated ImGui.

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This commit is contained in:
Branimir Karadžić 2017-12-07 19:00:53 -08:00
parent af274cfddf
commit ac71c0f53b
4 changed files with 52 additions and 27 deletions
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63
3rdparty/ocornut-imgui/imgui.cpp vendored
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@ -661,7 +661,7 @@ static ImRect GetVisibleRect();
static void CloseInactivePopups(ImGuiWindow* ref_window);
static void ClosePopupToLevel(int remaining);
static ImGuiWindow* GetFrontMostModalRootWindow();
static ImVec2 FindBestPopupWindowPos(const ImVec2& base_pos, const ImVec2& size, int* last_dir, const ImRect& rect_to_avoid);
static ImVec2 FindBestPopupWindowPos(const ImVec2& base_pos, const ImVec2& size, ImGuiDir* last_dir, const ImRect& rect_to_avoid);
static bool InputTextFilterCharacter(unsigned int* p_char, ImGuiInputTextFlags flags, ImGuiTextEditCallback callback, void* user_data);
static int InputTextCalcTextLenAndLineCount(const char* text_begin, const char** out_text_end);
@ -1850,7 +1850,7 @@ ImGuiWindow::ImGuiWindow(const char* name)
AutoFitFramesX = AutoFitFramesY = -1;
AutoFitOnlyGrows = false;
AutoFitChildAxises = 0x00;
AutoPosLastDirection = -1;
AutoPosLastDirection = ImGuiDir_None;
HiddenFrames = 0;
SetWindowPosAllowFlags = SetWindowSizeAllowFlags = SetWindowCollapsedAllowFlags = ImGuiCond_Always | ImGuiCond_Once | ImGuiCond_FirstUseEver | ImGuiCond_Appearing;
SetWindowPosVal = SetWindowPosPivot = ImVec2(FLT_MAX, FLT_MAX);
@ -2238,6 +2238,11 @@ int ImGui::GetFrameCount()
return GImGui->FrameCount;
}
ImDrawList* ImGui::GetOverlayDrawList()
{
return &GImGui->OverlayDrawList;
}
void ImGui::NewFrame()
{
ImGuiContext& g = *GImGui;
@ -4017,28 +4022,39 @@ static void CheckStacksSize(ImGuiWindow* window, bool write)
IM_ASSERT(p_backup == window->DC.StackSizesBackup + IM_ARRAYSIZE(window->DC.StackSizesBackup));
}
static ImVec2 FindBestPopupWindowPos(const ImVec2& base_pos, const ImVec2& size, int* last_dir, const ImRect& r_inner)
static ImVec2 FindBestPopupWindowPos(const ImVec2& base_pos, const ImVec2& size, ImGuiDir* last_dir, const ImRect& r_avoid)
{
const ImGuiStyle& style = GImGui->Style;
// Clamp into visible area while not overlapping the cursor. Safety padding is optional if our popup size won't fit without it.
// 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(GetVisibleRect());
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(base_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));
for (int n = (*last_dir != -1) ? -1 : 0; n < 4; n++) // Last, Right, down, up, left. (Favor last used direction).
const ImGuiDir dir_prefered_order[ImGuiDir_Count_] = { ImGuiDir_Right, ImGuiDir_Down, ImGuiDir_Up, ImGuiDir_Left };
for (int n = (*last_dir != ImGuiDir_None) ? -1 : 0; n < ImGuiDir_Count_; n++)
{
const int dir = (n == -1) ? *last_dir : n;
ImRect rect(dir == 0 ? r_inner.Max.x : r_outer.Min.x, dir == 1 ? r_inner.Max.y : r_outer.Min.y, dir == 3 ? r_inner.Min.x : r_outer.Max.x, dir == 2 ? r_inner.Min.y : r_outer.Max.y);
if (rect.GetWidth() < size.x || rect.GetHeight() < size.y)
const ImGuiDir dir = (n == -1) ? *last_dir : dir_prefered_order[n];
float avail_w = (dir == ImGuiDir_Left ? r_avoid.Min.x : r_outer.Max.x) - (dir == ImGuiDir_Right ? r_avoid.Max.x : r_outer.Min.x);
if (avail_w < size.x)
continue;
float avail_h = (dir == ImGuiDir_Up ? r_avoid.Min.y : r_outer.Max.y) - (dir == ImGuiDir_Down ? r_avoid.Max.y : r_outer.Min.y);
if (avail_h < size.y)
continue;
ImVec2 pos;
pos.x = (dir == ImGuiDir_Left) ? r_avoid.Min.x - size.x : (dir == ImGuiDir_Right) ? r_avoid.Max.x : base_pos_clamped.x;
pos.y = (dir == ImGuiDir_Up) ? r_avoid.Min.y - size.y : (dir == ImGuiDir_Down) ? r_avoid.Max.y : base_pos_clamped.y;
*last_dir = dir;
return ImVec2(dir == 0 ? r_inner.Max.x : dir == 3 ? r_inner.Min.x - size.x : base_pos_clamped.x, dir == 1 ? r_inner.Max.y : dir == 2 ? r_inner.Min.y - size.y : base_pos_clamped.y);
return pos;
}
// Fallback, try to keep within display
*last_dir = -1;
*last_dir = ImGuiDir_None;
ImVec2 pos = base_pos;
pos.x = ImMax(ImMin(pos.x + size.x, r_outer.Max.x) - size.x, r_outer.Min.x);
pos.y = ImMax(ImMin(pos.y + size.y, r_outer.Max.y) - size.y, r_outer.Min.y);
@ -4382,7 +4398,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
if (window_just_activated_by_user)
{
// Popup first latch mouse position, will position itself when it appears next frame
window->AutoPosLastDirection = -1;
window->AutoPosLastDirection = ImGuiDir_None;
if ((flags & ImGuiWindowFlags_Popup) != 0 && !window_pos_set_by_api)
window->PosFloat = g.IO.MousePos;
}
@ -4436,28 +4452,29 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// Calculate auto-fit size, handle automatic resize
const ImVec2 size_auto_fit = CalcSizeAutoFit(window);
ImVec2 size_for_scrollbars_visibility = window->SizeFullAtLastBegin;
if (window->Collapsed)
{
// We still process initial auto-fit on collapsed windows to get a window width,
// But otherwise we don't honor ImGuiWindowFlags_AlwaysAutoResize when collapsed.
if (window->AutoFitFramesX > 0)
window->SizeFull.x = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.x, size_auto_fit.x) : size_auto_fit.x;
window->SizeFull.x = size_for_scrollbars_visibility.x = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.x, size_auto_fit.x) : size_auto_fit.x;
if (window->AutoFitFramesY > 0)
window->SizeFull.y = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.y, size_auto_fit.y) : size_auto_fit.y;
window->SizeFull.y = size_for_scrollbars_visibility.y = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.y, size_auto_fit.y) : size_auto_fit.y;
}
else if (!window_size_set_by_api)
{
if (flags & ImGuiWindowFlags_AlwaysAutoResize)
{
window->SizeFull = size_auto_fit;
window->SizeFull = size_for_scrollbars_visibility = size_auto_fit;
}
else if (window->AutoFitFramesX > 0 || window->AutoFitFramesY > 0)
{
// Auto-fit only grows during the first few frames
if (window->AutoFitFramesX > 0)
window->SizeFull.x = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.x, size_auto_fit.x) : size_auto_fit.x;
window->SizeFull.x = size_for_scrollbars_visibility.x = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.x, size_auto_fit.x) : size_auto_fit.x;
if (window->AutoFitFramesY > 0)
window->SizeFull.y = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.y, size_auto_fit.y) : size_auto_fit.y;
window->SizeFull.y = size_for_scrollbars_visibility.y = window->AutoFitOnlyGrows ? ImMax(window->SizeFull.y, size_auto_fit.y) : size_auto_fit.y;
MarkIniSettingsDirty(window);
}
}
@ -4476,10 +4493,10 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// Update scrollbar status (based on the Size that was effective during last frame or the auto-resized Size).
if (!window->Collapsed)
{
window->ScrollbarY = (flags & ImGuiWindowFlags_AlwaysVerticalScrollbar) || ((window->SizeContents.y > window->SizeFullAtLastBegin.y) && !(flags & ImGuiWindowFlags_NoScrollbar));
window->ScrollbarX = (flags & ImGuiWindowFlags_AlwaysHorizontalScrollbar) || ((window->SizeContents.x > window->SizeFullAtLastBegin.x - (window->ScrollbarY ? style.ScrollbarSize : 0.0f) - window->WindowPadding.x) && !(flags & ImGuiWindowFlags_NoScrollbar) && (flags & ImGuiWindowFlags_HorizontalScrollbar));
window->ScrollbarY = (flags & ImGuiWindowFlags_AlwaysVerticalScrollbar) || ((window->SizeContents.y > size_for_scrollbars_visibility.y) && !(flags & ImGuiWindowFlags_NoScrollbar));
window->ScrollbarX = (flags & ImGuiWindowFlags_AlwaysHorizontalScrollbar) || ((window->SizeContents.x > size_for_scrollbars_visibility.x - (window->ScrollbarY ? style.ScrollbarSize : 0.0f) - window->WindowPadding.x) && !(flags & ImGuiWindowFlags_NoScrollbar) && (flags & ImGuiWindowFlags_HorizontalScrollbar));
if (window->ScrollbarX && !window->ScrollbarY)
window->ScrollbarY = (window->SizeContents.y > window->SizeFullAtLastBegin.y + style.ScrollbarSize) && !(flags & ImGuiWindowFlags_NoScrollbar);
window->ScrollbarY = (window->SizeContents.y > size_for_scrollbars_visibility.y + style.ScrollbarSize) && !(flags & ImGuiWindowFlags_NoScrollbar);
window->ScrollbarSizes = ImVec2(window->ScrollbarY ? style.ScrollbarSize : 0.0f, window->ScrollbarX ? style.ScrollbarSize : 0.0f);
}
@ -4523,9 +4540,9 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api)
{
ImVec2 ref_pos = g.IO.MousePos;
ImRect rect_to_avoid(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24, ref_pos.y + 24); // FIXME: Completely hard-coded. Perhaps center on cursor hit-point instead?
ImRect rect_to_avoid(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24, ref_pos.y + 24); // FIXME: Completely hard-coded. Store boxes in mouse cursor data? Scale? Center on cursor hit-point?
window->PosFloat = FindBestPopupWindowPos(ref_pos, window->Size, &window->AutoPosLastDirection, rect_to_avoid);
if (window->AutoPosLastDirection == -1)
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.
}
@ -4603,7 +4620,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
ImRect resize_rect(corner, corner + grip.InnerDir * grip_hover_size);
resize_rect.FixInverted();
bool hovered, held;
ButtonBehavior(resize_rect, window->GetID((void*)intptr_t(resize_grip_n)), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
ButtonBehavior(resize_rect, window->GetID((void*)(intptr_t)resize_grip_n), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
if (hovered || held)
g.MouseCursor = (resize_grip_n & 1) ? ImGuiMouseCursor_ResizeNESW : ImGuiMouseCursor_ResizeNWSE;
@ -4629,7 +4646,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
const float BORDER_APPEAR_TIMER = 0.05f; // Reduce visual noise
bool hovered, held;
ImRect border_rect = GetBorderRect(window, border_n, grip_hover_size, BORDER_SIZE);
ButtonBehavior(border_rect, window->GetID((void*)intptr_t(border_n+4)), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
ButtonBehavior(border_rect, window->GetID((void*)(intptr_t)(border_n+4)), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
if ((hovered && g.HoveredIdTimer > BORDER_APPEAR_TIMER) || held)
{
g.MouseCursor = (border_n & 1) ? ImGuiMouseCursor_ResizeEW : ImGuiMouseCursor_ResizeNS;

3
3rdparty/ocornut-imgui/imgui.h vendored
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@ -441,6 +441,7 @@ namespace ImGui
IMGUI_API bool IsRectVisible(const ImVec2& rect_min, const ImVec2& rect_max); // test if rectangle (in screen space) is visible / not clipped. to perform coarse clipping on user's side.
IMGUI_API float GetTime();
IMGUI_API int GetFrameCount();
IMGUI_API ImDrawList* GetOverlayDrawList(); // this draw list will be the last rendered one, useful to quickly draw overlays shapes/text
IMGUI_API const char* GetStyleColorName(ImGuiCol idx);
IMGUI_API ImVec2 CalcItemRectClosestPoint(const ImVec2& pos, bool on_edge = false, float outward = +0.0f); // utility to find the closest point the last item bounding rectangle edge. useful to visually link items
IMGUI_API ImVec2 CalcTextSize(const char* text, const char* text_end = NULL, bool hide_text_after_double_hash = false, float wrap_width = -1.0f);
@ -738,7 +739,7 @@ enum ImGuiMouseCursor_
ImGuiMouseCursor_Move, // Unused
ImGuiMouseCursor_ResizeNS, // Unused
ImGuiMouseCursor_ResizeEW, // When hovering over a column
ImGuiMouseCursor_ResizeNESW, // Unused
ImGuiMouseCursor_ResizeNESW, // When hovering over the bottom-left corner of a window
ImGuiMouseCursor_ResizeNWSE, // When hovering over the bottom-right corner of a window
ImGuiMouseCursor_Count_
};

8
3rdparty/ocornut-imgui/imgui_demo.cpp vendored
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@ -1810,6 +1810,8 @@ void ImGui::ShowTestWindow(bool* p_open)
if (ImGui::TreeNode("Dragging"))
{
ImGui::TextWrapped("You can use ImGui::GetMouseDragDelta(0) to query for the dragged amount on any widget.");
for (int button = 0; button < 3; button++)
ImGui::Text("IsMouseDragging(%d) = %d", button, ImGui::IsMouseDragging(button));
ImGui::Button("Drag Me");
if (ImGui::IsItemActive())
{
@ -1828,12 +1830,16 @@ void ImGui::ShowTestWindow(bool* p_open)
if (ImGui::TreeNode("Mouse cursors"))
{
const char* mouse_cursors_names[] = { "Arrow", "TextInput", "Move", "ResizeNS", "ResizeEW", "ResizeNESW", "ResizeNWSE" };
IM_ASSERT(IM_ARRAYSIZE(mouse_cursors_names) == ImGuiMouseCursor_Count_);
ImGui::Text("Current mouse cursor = %d: %s", ImGui::GetMouseCursor(), mouse_cursors_names[ImGui::GetMouseCursor()]);
ImGui::Text("Hover to see mouse cursors:");
ImGui::SameLine(); ShowHelpMarker("Your application can render a different mouse cursor based on what ImGui::GetMouseCursor() returns. If software cursor rendering (io.MouseDrawCursor) is set ImGui will draw the right cursor for you, otherwise your backend needs to handle it.");
for (int i = 0; i < ImGuiMouseCursor_Count_; i++)
{
char label[32];
sprintf(label, "Mouse cursor %d", i);
sprintf(label, "Mouse cursor %d: %s", i, mouse_cursors_names[i]);
ImGui::Bullet(); ImGui::Selectable(label, false);
if (ImGui::IsItemHovered())
ImGui::SetMouseCursor(i);

5
3rdparty/ocornut-imgui/imgui_internal.h vendored
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@ -248,7 +248,8 @@ enum ImGuiDir
ImGuiDir_Left = 0,
ImGuiDir_Right = 1,
ImGuiDir_Up = 2,
ImGuiDir_Down = 3
ImGuiDir_Down = 3,
ImGuiDir_Count_
};
// 2D axis aligned bounding-box
@ -726,7 +727,7 @@ struct IMGUI_API ImGuiWindow
int AutoFitFramesX, AutoFitFramesY;
bool AutoFitOnlyGrows;
int AutoFitChildAxises;
int AutoPosLastDirection;
ImGuiDir AutoPosLastDirection;
int HiddenFrames;
ImGuiCond SetWindowPosAllowFlags; // store condition flags for next SetWindowPos() call.
ImGuiCond SetWindowSizeAllowFlags; // store condition flags for next SetWindowSize() call.