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Internals: Renaming window size calc functions.

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This commit is contained in:
omar
2019-08-19 21:48:03 +02:00
parent 7abd41bd5f
commit a33cedda14
1 changed files with 14 additions and 12 deletions
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26
imgui.cpp
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@@ -4857,7 +4857,7 @@ static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFl
return window; return window;
} }
static ImVec2 CalcSizeAfterConstraint(ImGuiWindow* window, ImVec2 new_size) static ImVec2 CalcWindowSizeAfterConstraint(ImGuiWindow* window, ImVec2 new_size)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
if (g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSizeConstraint) if (g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSizeConstraint)
@@ -4889,7 +4889,7 @@ static ImVec2 CalcSizeAfterConstraint(ImGuiWindow* window, ImVec2 new_size)
return new_size; return new_size;
} }
static ImVec2 CalcContentSize(ImGuiWindow* window) static ImVec2 CalcWindowContentSize(ImGuiWindow* window)
{ {
if (window->Collapsed) if (window->Collapsed)
if (window->AutoFitFramesX <= 0 && window->AutoFitFramesY <= 0) if (window->AutoFitFramesX <= 0 && window->AutoFitFramesY <= 0)
@@ -4903,7 +4903,7 @@ static ImVec2 CalcContentSize(ImGuiWindow* window)
return sz; return sz;
} }
static ImVec2 CalcSizeAutoFit(ImGuiWindow* window, const ImVec2& size_contents) static ImVec2 CalcWindowAutoFitSize(ImGuiWindow* window, const ImVec2& size_contents)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
ImGuiStyle& style = g.Style; ImGuiStyle& style = g.Style;
@@ -4927,7 +4927,7 @@ static ImVec2 CalcSizeAutoFit(ImGuiWindow* window, const ImVec2& size_contents)
// When the window cannot fit all contents (either because of constraints, either because screen is too small), // When the window cannot fit all contents (either because of constraints, either because screen is too small),
// we are growing the size on the other axis to compensate for expected scrollbar. FIXME: Might turn bigger than ViewportSize-WindowPadding. // we are growing the size on the other axis to compensate for expected scrollbar. FIXME: Might turn bigger than ViewportSize-WindowPadding.
ImVec2 size_auto_fit_after_constraint = CalcSizeAfterConstraint(window, size_auto_fit); ImVec2 size_auto_fit_after_constraint = CalcWindowSizeAfterConstraint(window, size_auto_fit);
bool will_have_scrollbar_x = (size_auto_fit_after_constraint.x - size_pad.x - size_decorations.x < size_contents.x && !(window->Flags & ImGuiWindowFlags_NoScrollbar) && (window->Flags & ImGuiWindowFlags_HorizontalScrollbar)) || (window->Flags & ImGuiWindowFlags_AlwaysHorizontalScrollbar); bool will_have_scrollbar_x = (size_auto_fit_after_constraint.x - size_pad.x - size_decorations.x < size_contents.x && !(window->Flags & ImGuiWindowFlags_NoScrollbar) && (window->Flags & ImGuiWindowFlags_HorizontalScrollbar)) || (window->Flags & ImGuiWindowFlags_AlwaysHorizontalScrollbar);
bool will_have_scrollbar_y = (size_auto_fit_after_constraint.y - size_pad.y - size_decorations.y < size_contents.y && !(window->Flags & ImGuiWindowFlags_NoScrollbar)) || (window->Flags & ImGuiWindowFlags_AlwaysVerticalScrollbar); bool will_have_scrollbar_y = (size_auto_fit_after_constraint.y - size_pad.y - size_decorations.y < size_contents.y && !(window->Flags & ImGuiWindowFlags_NoScrollbar)) || (window->Flags & ImGuiWindowFlags_AlwaysVerticalScrollbar);
if (will_have_scrollbar_x) if (will_have_scrollbar_x)
@@ -4940,8 +4940,10 @@ static ImVec2 CalcSizeAutoFit(ImGuiWindow* window, const ImVec2& size_contents)
ImVec2 ImGui::CalcWindowExpectedSize(ImGuiWindow* window) ImVec2 ImGui::CalcWindowExpectedSize(ImGuiWindow* window)
{ {
ImVec2 size_contents = CalcContentSize(window); ImVec2 size_contents = CalcWindowContentSize(window);
return CalcSizeAfterConstraint(window, CalcSizeAutoFit(window, size_contents)); ImVec2 size_auto_fit = CalcWindowAutoFitSize(window, size_contents);
ImVec2 size_final = CalcWindowSizeAfterConstraint(window, size_auto_fit);
return size_final;
} }
static ImGuiCol GetWindowBgColorIdxFromFlags(ImGuiWindowFlags flags) static ImGuiCol GetWindowBgColorIdxFromFlags(ImGuiWindowFlags flags)
@@ -4958,7 +4960,7 @@ static void CalcResizePosSizeFromAnyCorner(ImGuiWindow* window, const ImVec2& co
ImVec2 pos_min = ImLerp(corner_target, window->Pos, corner_norm); // Expected window upper-left ImVec2 pos_min = ImLerp(corner_target, window->Pos, corner_norm); // Expected window upper-left
ImVec2 pos_max = ImLerp(window->Pos + window->Size, corner_target, corner_norm); // Expected window lower-right ImVec2 pos_max = ImLerp(window->Pos + window->Size, corner_target, corner_norm); // Expected window lower-right
ImVec2 size_expected = pos_max - pos_min; ImVec2 size_expected = pos_max - pos_min;
ImVec2 size_constrained = CalcSizeAfterConstraint(window, size_expected); ImVec2 size_constrained = CalcWindowSizeAfterConstraint(window, size_expected);
*out_pos = pos_min; *out_pos = pos_min;
if (corner_norm.x == 0.0f) if (corner_norm.x == 0.0f)
out_pos->x -= (size_constrained.x - size_expected.x); out_pos->x -= (size_constrained.x - size_expected.x);
@@ -5039,7 +5041,7 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
if (held && g.IO.MouseDoubleClicked[0] && resize_grip_n == 0) if (held && g.IO.MouseDoubleClicked[0] && resize_grip_n == 0)
{ {
// Manual auto-fit when double-clicking // Manual auto-fit when double-clicking
size_target = CalcSizeAfterConstraint(window, size_auto_fit); size_target = CalcWindowSizeAfterConstraint(window, size_auto_fit);
ret_auto_fit = true; ret_auto_fit = true;
ClearActiveID(); ClearActiveID();
} }
@@ -5094,7 +5096,7 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
g.NavDisableMouseHover = true; g.NavDisableMouseHover = true;
resize_grip_col[0] = GetColorU32(ImGuiCol_ResizeGripActive); resize_grip_col[0] = GetColorU32(ImGuiCol_ResizeGripActive);
// FIXME-NAV: Should store and accumulate into a separate size buffer to handle sizing constraints properly, right now a constraint will make us stuck. // FIXME-NAV: Should store and accumulate into a separate size buffer to handle sizing constraints properly, right now a constraint will make us stuck.
size_target = CalcSizeAfterConstraint(window, window->SizeFull + nav_resize_delta); size_target = CalcWindowSizeAfterConstraint(window, window->SizeFull + nav_resize_delta);
} }
} }
@@ -5481,7 +5483,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// UPDATE CONTENTS SIZE, UPDATE HIDDEN STATUS // UPDATE CONTENTS SIZE, UPDATE HIDDEN STATUS
// Update contents size from last frame for auto-fitting (or use explicit size) // Update contents size from last frame for auto-fitting (or use explicit size)
window->ContentSize = CalcContentSize(window); window->ContentSize = CalcWindowContentSize(window);
if (window->HiddenFramesCanSkipItems > 0) if (window->HiddenFramesCanSkipItems > 0)
window->HiddenFramesCanSkipItems--; window->HiddenFramesCanSkipItems--;
if (window->HiddenFramesCannotSkipItems > 0) if (window->HiddenFramesCannotSkipItems > 0)
@@ -5545,7 +5547,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// SIZE // SIZE
// Calculate auto-fit size, handle automatic resize // Calculate auto-fit size, handle automatic resize
const ImVec2 size_auto_fit = CalcSizeAutoFit(window, window->ContentSize); const ImVec2 size_auto_fit = CalcWindowAutoFitSize(window, window->ContentSize);
bool use_current_size_for_scrollbar_x = window_just_created; bool use_current_size_for_scrollbar_x = window_just_created;
bool use_current_size_for_scrollbar_y = window_just_created; bool use_current_size_for_scrollbar_y = window_just_created;
if ((flags & ImGuiWindowFlags_AlwaysAutoResize) && !window->Collapsed) if ((flags & ImGuiWindowFlags_AlwaysAutoResize) && !window->Collapsed)
@@ -5581,7 +5583,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
} }
// Apply minimum/maximum window size constraints and final size // Apply minimum/maximum window size constraints and final size
window->SizeFull = CalcSizeAfterConstraint(window, window->SizeFull); window->SizeFull = CalcWindowSizeAfterConstraint(window, window->SizeFull);
window->Size = window->Collapsed && !(flags & ImGuiWindowFlags_ChildWindow) ? window->TitleBarRect().GetSize() : window->SizeFull; window->Size = window->Collapsed && !(flags & ImGuiWindowFlags_ChildWindow) ? window->TitleBarRect().GetSize() : window->SizeFull;
// Decoration size // Decoration size