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ColorEdit4, ColorPicker4: added support for ImGuiItemFlags_MixedValue. (#5518, #5677, #6865)

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ocornut
2026-09-07 19:43:18 +02:00
parent dd32dace81
commit 334f484892
3 changed files with 25 additions and 8 deletions
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22
imgui_widgets.cpp
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@@ -6058,7 +6058,9 @@ bool ImGui::ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flag
ImGuiColorEditFlags picker_flags_to_forward = ImGuiColorEditFlags_DataTypeMask_ | ImGuiColorEditFlags_PickerMask_ | ImGuiColorEditFlags_InputMask_ | ImGuiColorEditFlags_HDR | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaBar;
ImGuiColorEditFlags picker_flags = (flags_untouched & picker_flags_to_forward) | ImGuiColorEditFlags_DisplayMask_ | ImGuiColorEditFlags_NoLabel | ImGuiColorEditFlags_AlphaPreviewHalf;
SetNextItemWidth(square_sz * 12.0f); // Use 256 + bar sizes?
PushItemFlag(ImGuiItemFlags_MixedValue, false);
value_changed |= ColorPicker4("##picker", col, picker_flags, &g.ColorPickerRef.x);
PopItemFlag();
}
EndPopup();
}
@@ -6333,6 +6335,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
if (!(flags & ImGuiColorEditFlags_NoSidePreview))
{
PushItemFlag(ImGuiItemFlags_NoNavDefaultFocus, true);
PushItemFlag(ImGuiItemFlags_MixedValue, false);
ImVec4 col_v4(col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
if ((flags & ImGuiColorEditFlags_NoLabel))
Text("Current");
@@ -6350,6 +6353,7 @@ bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags fl
}
}
PopItemFlag();
PopItemFlag();
EndGroup();
}
@@ -6568,14 +6572,20 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
if (flags & ImGuiColorEditFlags_InputHSV)
ColorConvertHSVtoRGB(col_rgb.x, col_rgb.y, col_rgb.z, col_rgb.x, col_rgb.y, col_rgb.z);
ImVec4 col_rgb_without_alpha(col_rgb.x, col_rgb.y, col_rgb.z, 1.0f);
float grid_step = ImMin(size.x, size.y) / 2.99f;
float rounding = ImMin(g.Style.FrameRounding, grid_step * 0.5f);
const ImVec4 col_rgb_without_alpha(col_rgb.x, col_rgb.y, col_rgb.z, 1.0f);
const float grid_step = ImMin(size.x, size.y) / 2.99f;
const float rounding = ImMin(g.Style.FrameRounding, grid_step * 0.5f);
const bool is_mixed = (g.LastItemData.ItemFlags & ImGuiItemFlags_MixedValue) != 0;
const float backup_alpha = g.Style.Alpha;
if (g.DisabledStackSize > 0)
g.Style.Alpha = g.DisabledAlphaBackup; // Cancel out effect of BeginDisabled() for color swatches.
if ((flags & ImGuiColorEditFlags_AlphaPreviewHalf) && col_rgb.w < 1.0f)
if (is_mixed)
{
window->DrawList->AddRectFilled(bb.Min, bb.Max, GetColorU32(ImGuiCol_FrameBg), rounding);
RenderTextClipped(ImVec2(bb.Min.x, bb.Min.y + g.Style.FramePadding.y), bb.Max, g.MixedValueLabel, NULL, NULL, ImVec2(0.5f, 0.0f));
}
else if ((flags & ImGuiColorEditFlags_AlphaPreviewHalf) && col_rgb.w < 1.0f)
{
float mid_x = IM_ROUND((bb.Min.x + bb.Max.x) * 0.5f);
if ((flags & ImGuiColorEditFlags_AlphaNoBg) == 0)
@@ -6612,7 +6622,9 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F, &col_rgb, sizeof(float) * 3, ImGuiCond_Once);
else
SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_4F, &col_rgb, sizeof(float) * 4, ImGuiCond_Once);
PushItemFlag(ImGuiItemFlags_MixedValue, false);
ColorButton(desc_id, col, flags);
PopItemFlag();
SameLine();
TextEx("Color");
EndDragDropSource();
@@ -6656,7 +6668,9 @@ void ImGui::ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags
ImVec4 cf(col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
int cr = IM_F32_TO_INT8_SAT(col[0]), cg = IM_F32_TO_INT8_SAT(col[1]), cb = IM_F32_TO_INT8_SAT(col[2]), ca = (flags & ImGuiColorEditFlags_NoAlpha) ? 255 : IM_F32_TO_INT8_SAT(col[3]);
ImGuiColorEditFlags flags_to_forward = ImGuiColorEditFlags_InputMask_ | ImGuiColorEditFlags_AlphaMask_;
PushItemFlag(ImGuiItemFlags_MixedValue, false);
ColorButton("##preview", cf, (flags & flags_to_forward) | ImGuiColorEditFlags_NoTooltip, sz);
PopItemFlag();
SameLine();
if ((flags & ImGuiColorEditFlags_InputRGB) || !(flags & ImGuiColorEditFlags_InputMask_))
{