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Style: border sizes are now scaled and rounded by ScaleAllSizes(). Lift 1.0f limit in Style Editor.

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ocornut
2026-02-20 16:16:27 +01:00
parent 05481194b6
commit 221bac8b06
4 changed files with 27 additions and 13 deletions
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1
docs/CHANGELOG.txt
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@@ -43,6 +43,7 @@ Breaking Changes:
Other Changes:
- Style: border sizes are now scaled (and rounded) by ScaleAllSizes().
- Clipper: clear DisplayStart/DisplayEnd fields when Step() returns false.

8
imgui.cpp
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@@ -1529,11 +1529,15 @@ void ImGuiStyle::ScaleAllSizes(float scale_factor)
_MainScale *= scale_factor;
WindowPadding = ImTrunc(WindowPadding * scale_factor);
WindowRounding = ImTrunc(WindowRounding * scale_factor);
WindowBorderSize = ImTrunc(WindowBorderSize * scale_factor);
WindowMinSize = ImTrunc(WindowMinSize * scale_factor);
WindowBorderHoverPadding = ImTrunc(WindowBorderHoverPadding * scale_factor);
ChildRounding = ImTrunc(ChildRounding * scale_factor);
ChildBorderSize = ImTrunc(ChildBorderSize * scale_factor);
PopupRounding = ImTrunc(PopupRounding * scale_factor);
PopupBorderSize = ImTrunc(PopupBorderSize * scale_factor);
FramePadding = ImTrunc(FramePadding * scale_factor);
FrameBorderSize = ImTrunc(FrameBorderSize * scale_factor);
FrameRounding = ImTrunc(FrameRounding * scale_factor);
ItemSpacing = ImTrunc(ItemSpacing * scale_factor);
ItemInnerSpacing = ImTrunc(ItemInnerSpacing * scale_factor);
@@ -1550,17 +1554,21 @@ void ImGuiStyle::ScaleAllSizes(float scale_factor)
ImageRounding = ImTrunc(ImageRounding * scale_factor);
ImageBorderSize = ImTrunc(ImageBorderSize * scale_factor);
TabRounding = ImTrunc(TabRounding * scale_factor);
TabBorderSize = ImTrunc(TabBorderSize * scale_factor);
TabMinWidthBase = ImTrunc(TabMinWidthBase * scale_factor);
TabMinWidthShrink = ImTrunc(TabMinWidthShrink * scale_factor);
TabCloseButtonMinWidthSelected = (TabCloseButtonMinWidthSelected > 0.0f && TabCloseButtonMinWidthSelected != FLT_MAX) ? ImTrunc(TabCloseButtonMinWidthSelected * scale_factor) : TabCloseButtonMinWidthSelected;
TabCloseButtonMinWidthUnselected = (TabCloseButtonMinWidthUnselected > 0.0f && TabCloseButtonMinWidthUnselected != FLT_MAX) ? ImTrunc(TabCloseButtonMinWidthUnselected * scale_factor) : TabCloseButtonMinWidthUnselected;
TabBarBorderSize = ImTrunc(TabBarBorderSize * scale_factor);
TabBarOverlineSize = ImTrunc(TabBarOverlineSize * scale_factor);
TreeLinesSize = ImTrunc(TreeLinesSize * scale_factor);
TreeLinesRounding = ImTrunc(TreeLinesRounding * scale_factor);
DragDropTargetRounding = ImTrunc(DragDropTargetRounding * scale_factor);
DragDropTargetBorderSize = ImTrunc(DragDropTargetBorderSize * scale_factor);
DragDropTargetPadding = ImTrunc(DragDropTargetPadding * scale_factor);
ColorMarkerSize = ImTrunc(ColorMarkerSize * scale_factor);
SeparatorTextPadding = ImTrunc(SeparatorTextPadding * scale_factor);
SeparatorTextBorderSize = ImTrunc(SeparatorTextBorderSize * scale_factor);
DisplayWindowPadding = ImTrunc(DisplayWindowPadding * scale_factor);
DisplaySafeAreaPadding = ImTrunc(DisplaySafeAreaPadding * scale_factor);
MouseCursorScale = ImTrunc(MouseCursorScale * scale_factor);

2
imgui.h
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@@ -2354,7 +2354,7 @@ struct ImGuiStyle
ImGuiHoveredFlags HoverFlagsForTooltipNav; // Default flags when using IsItemHovered(ImGuiHoveredFlags_ForTooltip) or BeginItemTooltip()/SetItemTooltip() while using keyboard/gamepad.
// [Internal]
float _MainScale; // FIXME-WIP: Reference scale, as applied by ScaleAllSizes().
float _MainScale; // FIXME-WIP: Reference scale, as applied by ScaleAllSizes(). PLEASE DO NOT USE THIS FOR NOW.
float _NextFrameFontSizeBase; // FIXME: Temporary hack until we finish remaining work.
// Functions

29
imgui_demo.cpp
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@@ -8369,6 +8369,11 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
if (ref == NULL)
ref = &ref_saved_style;
// The logic behind dynamically changing 'max_border_size' is to not encourage people to increase border size too much: it'll likely reveal lots of subtle rendering artifacts and this isn't a priority right now.
// Note that _MainScale is currently internal PLEASE DO NOT USE IN YOUR CODE.
const float default_border_size = (float)(int)style._MainScale;
const float max_border_size = IM_MAX(default_border_size, 2.0f);
PushItemWidth(GetWindowWidth() * 0.50f);
{
@@ -8397,11 +8402,11 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
// Simplified Settings (expose floating-pointer border sizes as boolean representing 0.0f or 1.0f)
if (SliderFloat("FrameRounding", &style.FrameRounding, 0.0f, 12.0f, "%.0f"))
style.GrabRounding = style.FrameRounding; // Make GrabRounding always the same value as FrameRounding
{ bool border = (style.WindowBorderSize > 0.0f); if (Checkbox("WindowBorder", &border)) { style.WindowBorderSize = border ? 1.0f : 0.0f; } }
{ bool border = (style.WindowBorderSize > 0.0f); if (Checkbox("WindowBorder", &border)) { style.WindowBorderSize = border ? default_border_size : 0.0f; } }
SameLine();
{ bool border = (style.FrameBorderSize > 0.0f); if (Checkbox("FrameBorder", &border)) { style.FrameBorderSize = border ? 1.0f : 0.0f; } }
{ bool border = (style.FrameBorderSize > 0.0f); if (Checkbox("FrameBorder", &border)) { style.FrameBorderSize = border ? default_border_size : 0.0f; } }
SameLine();
{ bool border = (style.PopupBorderSize > 0.0f); if (Checkbox("PopupBorder", &border)) { style.PopupBorderSize = border ? 1.0f : 0.0f; } }
{ bool border = (style.PopupBorderSize > 0.0f); if (Checkbox("PopupBorder", &border)) { style.PopupBorderSize = border ? default_border_size : 0.0f; } }
}
// Save/Revert button
@@ -8430,10 +8435,10 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
SliderFloat("GrabMinSize", &style.GrabMinSize, 1.0f, 20.0f, "%.0f");
SeparatorText("Borders");
SliderFloat("WindowBorderSize", &style.WindowBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("ChildBorderSize", &style.ChildBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("PopupBorderSize", &style.PopupBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("FrameBorderSize", &style.FrameBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("WindowBorderSize", &style.WindowBorderSize, 0.0f, max_border_size, "%.0f");
SliderFloat("ChildBorderSize", &style.ChildBorderSize, 0.0f, max_border_size, "%.0f");
SliderFloat("PopupBorderSize", &style.PopupBorderSize, 0.0f, max_border_size, "%.0f");
SliderFloat("FrameBorderSize", &style.FrameBorderSize, 0.0f, max_border_size, "%.0f");
SeparatorText("Rounding");
SliderFloat("WindowRounding", &style.WindowRounding, 0.0f, 12.0f, "%.0f");
@@ -8448,9 +8453,9 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
SliderFloat("ScrollbarPadding", &style.ScrollbarPadding, 0.0f, 10.0f, "%.0f");
SeparatorText("Tabs");
SliderFloat("TabBorderSize", &style.TabBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("TabBarBorderSize", &style.TabBarBorderSize, 0.0f, 2.0f, "%.0f");
SliderFloat("TabBarOverlineSize", &style.TabBarOverlineSize, 0.0f, 3.0f, "%.0f");
SliderFloat("TabBorderSize", &style.TabBorderSize, 0.0f, max_border_size, "%.0f");
SliderFloat("TabBarBorderSize", &style.TabBarBorderSize, 0.0f, max_border_size, "%.0f");
SliderFloat("TabBarOverlineSize", &style.TabBarOverlineSize, 0.0f, IM_MAX(3.0f, max_border_size), "%.0f");
SameLine(); HelpMarker("Overline is only drawn over the selected tab when ImGuiTabBarFlags_DrawSelectedOverline is set.");
DragFloat("TabMinWidthBase", &style.TabMinWidthBase, 0.5f, 1.0f, 500.0f, "%.0f");
DragFloat("TabMinWidthShrink", &style.TabMinWidthShrink, 0.5f, 1.0f, 500.0f, "%0.f");
@@ -8475,7 +8480,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
style.TreeLinesFlags = option;
EndCombo();
}
SliderFloat("TreeLinesSize", &style.TreeLinesSize, 0.0f, 2.0f, "%.0f");
SliderFloat("TreeLinesSize", &style.TreeLinesSize, 0.0f, max_border_size, "%.0f");
SliderFloat("TreeLinesRounding", &style.TreeLinesRounding, 0.0f, 12.0f, "%.0f");
SeparatorText("Windows");
@@ -8497,7 +8502,7 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
SliderFloat2("SeparatorTextPadding", (float*)&style.SeparatorTextPadding, 0.0f, 40.0f, "%.0f");
SliderFloat("LogSliderDeadzone", &style.LogSliderDeadzone, 0.0f, 12.0f, "%.0f");
SliderFloat("ImageRounding", &style.ImageRounding, 0.0f, 12.0f, "%.0f");
SliderFloat("ImageBorderSize", &style.ImageBorderSize, 0.0f, 1.0f, "%.0f");
SliderFloat("ImageBorderSize", &style.ImageBorderSize, 0.0f, max_border_size, "%.0f");
SeparatorText("Tooltips");
for (int n = 0; n < 2; n++)