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ColorEdit: Disable Hue edit when Saturation==0 instead of letting Hue values jump around.

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This commit is contained in:
omar 2019-08-30 20:33:35 +02:00
parent b59ec7b9b7
commit 0537ac005f
2 changed files with 6 additions and 2 deletions
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1
docs/CHANGELOG.txt
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@ -37,6 +37,7 @@ Other Changes:
- ColorPicker: Made rendering aware of global style alpha of the picker can be faded out. (#2711) - ColorPicker: Made rendering aware of global style alpha of the picker can be faded out. (#2711)
Note that some elements won't accurately fade down with the same intensity, and the color wheel Note that some elements won't accurately fade down with the same intensity, and the color wheel
when enabled will have small overlap glitches with (style.Alpha < 1.0). when enabled will have small overlap glitches with (style.Alpha < 1.0).
- ColorEdit: Disable Hue edit when Saturation==0 instead of letting Hue values jump around.
- TabBar: fixed ScrollToBar request creating bouncing loop when tab is larger than available space. - TabBar: fixed ScrollToBar request creating bouncing loop when tab is larger than available space.
- TabBar: fixed single-tab not shrinking their width down. - TabBar: fixed single-tab not shrinking their width down.
- TabBar: feed desired width (sum of unclipped tabs width) into layout system to allow for auto-resize. (#2768) - TabBar: feed desired width (sum of unclipped tabs width) into layout system to allow for auto-resize. (#2768)

7
imgui_widgets.cpp
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@ -4234,14 +4234,17 @@ bool ImGui::ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flag
if (n > 0) if (n > 0)
SameLine(0, style.ItemInnerSpacing.x); SameLine(0, style.ItemInnerSpacing.x);
SetNextItemWidth((n + 1 < components) ? w_item_one : w_item_last); SetNextItemWidth((n + 1 < components) ? w_item_one : w_item_last);
// Disable Hue edit when Saturation is zero
const bool disable_hue_edit = (n == 0 && (flags & ImGuiColorEditFlags_DisplayHSV) && i[1] == 0);
if (flags & ImGuiColorEditFlags_Float) if (flags & ImGuiColorEditFlags_Float)
{ {
value_changed |= DragFloat(ids[n], &f[n], 1.0f/255.0f, 0.0f, hdr ? 0.0f : 1.0f, fmt_table_float[fmt_idx][n]); value_changed |= DragFloat(ids[n], &f[n], 1.0f/255.0f, disable_hue_edit ? +FLT_MAX : 0.0f, disable_hue_edit ? -FLT_MAX : hdr ? 0.0f : 1.0f, fmt_table_float[fmt_idx][n]);
value_changed_as_float |= value_changed; value_changed_as_float |= value_changed;
} }
else else
{ {
value_changed |= DragInt(ids[n], &i[n], 1.0f, 0, hdr ? 0 : 255, fmt_table_int[fmt_idx][n]); value_changed |= DragInt(ids[n], &i[n], 1.0f, disable_hue_edit ? INT_MAX : 0, disable_hue_edit ? INT_MIN : hdr ? 0 : 255, fmt_table_int[fmt_idx][n]);
} }
if (!(flags & ImGuiColorEditFlags_NoOptions)) if (!(flags & ImGuiColorEditFlags_NoOptions))
OpenPopupOnItemClick("context"); OpenPopupOnItemClick("context");