Refactor: Moved ColorEdit/ColorPicker/ColorButton/etc. functions from imgui.cpp to imgui_widgets.cpp (#2036)
diff --git a/imgui.cpp b/imgui.cpp
index 98631de..cdda1a3 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -10205,790 +10205,6 @@
return InputScalarN(label, ImGuiDataType_S32, v, 4, NULL, NULL, "%d", extra_flags);
}
-// Note: only access 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
-void ImGui::ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags)
-{
- ImGuiContext& g = *GImGui;
-
- 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]);
- BeginTooltipEx(0, true);
-
- const char* text_end = text ? FindRenderedTextEnd(text, NULL) : text;
- if (text_end > text)
- {
- TextUnformatted(text, text_end);
- Separator();
- }
-
- ImVec2 sz(g.FontSize * 3 + g.Style.FramePadding.y * 2, g.FontSize * 3 + g.Style.FramePadding.y * 2);
- ColorButton("##preview", ImVec4(col[0], col[1], col[2], col[3]), (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf)) | ImGuiColorEditFlags_NoTooltip, sz);
- SameLine();
- if (flags & ImGuiColorEditFlags_NoAlpha)
- Text("#%02X%02X%02X\nR: %d, G: %d, B: %d\n(%.3f, %.3f, %.3f)", cr, cg, cb, cr, cg, cb, col[0], col[1], col[2]);
- else
- Text("#%02X%02X%02X%02X\nR:%d, G:%d, B:%d, A:%d\n(%.3f, %.3f, %.3f, %.3f)", cr, cg, cb, ca, cr, cg, cb, ca, col[0], col[1], col[2], col[3]);
- EndTooltip();
-}
-
-static inline ImU32 ImAlphaBlendColor(ImU32 col_a, ImU32 col_b)
-{
- float t = ((col_b >> IM_COL32_A_SHIFT) & 0xFF) / 255.f;
- int r = ImLerp((int)(col_a >> IM_COL32_R_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_R_SHIFT) & 0xFF, t);
- int g = ImLerp((int)(col_a >> IM_COL32_G_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_G_SHIFT) & 0xFF, t);
- int b = ImLerp((int)(col_a >> IM_COL32_B_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_B_SHIFT) & 0xFF, t);
- return IM_COL32(r, g, b, 0xFF);
-}
-
-// NB: This is rather brittle and will show artifact when rounding this enabled if rounded corners overlap multiple cells. Caller currently responsible for avoiding that.
-// I spent a non reasonable amount of time trying to getting this right for ColorButton with rounding+anti-aliasing+ImGuiColorEditFlags_HalfAlphaPreview flag + various grid sizes and offsets, and eventually gave up... probably more reasonable to disable rounding alltogether.
-void ImGui::RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 col, float grid_step, ImVec2 grid_off, float rounding, int rounding_corners_flags)
-{
- ImGuiWindow* window = GetCurrentWindow();
- if (((col & IM_COL32_A_MASK) >> IM_COL32_A_SHIFT) < 0xFF)
- {
- ImU32 col_bg1 = GetColorU32(ImAlphaBlendColor(IM_COL32(204,204,204,255), col));
- ImU32 col_bg2 = GetColorU32(ImAlphaBlendColor(IM_COL32(128,128,128,255), col));
- window->DrawList->AddRectFilled(p_min, p_max, col_bg1, rounding, rounding_corners_flags);
-
- int yi = 0;
- for (float y = p_min.y + grid_off.y; y < p_max.y; y += grid_step, yi++)
- {
- float y1 = ImClamp(y, p_min.y, p_max.y), y2 = ImMin(y + grid_step, p_max.y);
- if (y2 <= y1)
- continue;
- for (float x = p_min.x + grid_off.x + (yi & 1) * grid_step; x < p_max.x; x += grid_step * 2.0f)
- {
- float x1 = ImClamp(x, p_min.x, p_max.x), x2 = ImMin(x + grid_step, p_max.x);
- if (x2 <= x1)
- continue;
- int rounding_corners_flags_cell = 0;
- if (y1 <= p_min.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImDrawCornerFlags_TopLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImDrawCornerFlags_TopRight; }
- if (y2 >= p_max.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImDrawCornerFlags_BotLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImDrawCornerFlags_BotRight; }
- rounding_corners_flags_cell &= rounding_corners_flags;
- window->DrawList->AddRectFilled(ImVec2(x1,y1), ImVec2(x2,y2), col_bg2, rounding_corners_flags_cell ? rounding : 0.0f, rounding_corners_flags_cell);
- }
- }
- }
- else
- {
- window->DrawList->AddRectFilled(p_min, p_max, col, rounding, rounding_corners_flags);
- }
-}
-
-void ImGui::SetColorEditOptions(ImGuiColorEditFlags flags)
-{
- ImGuiContext& g = *GImGui;
- if ((flags & ImGuiColorEditFlags__InputsMask) == 0)
- flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__InputsMask;
- if ((flags & ImGuiColorEditFlags__DataTypeMask) == 0)
- flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__DataTypeMask;
- if ((flags & ImGuiColorEditFlags__PickerMask) == 0)
- flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__PickerMask;
- IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__InputsMask))); // Check only 1 option is selected
- IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__DataTypeMask))); // Check only 1 option is selected
- IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__PickerMask))); // Check only 1 option is selected
- g.ColorEditOptions = flags;
-}
-
-// A little colored square. Return true when clicked.
-// FIXME: May want to display/ignore the alpha component in the color display? Yet show it in the tooltip.
-// 'desc_id' is not called 'label' because we don't display it next to the button, but only in the tooltip.
-bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFlags flags, ImVec2 size)
-{
- ImGuiWindow* window = GetCurrentWindow();
- if (window->SkipItems)
- return false;
-
- ImGuiContext& g = *GImGui;
- const ImGuiID id = window->GetID(desc_id);
- float default_size = GetFrameHeight();
- if (size.x == 0.0f)
- size.x = default_size;
- if (size.y == 0.0f)
- size.y = default_size;
- const ImRect bb(window->DC.CursorPos, window->DC.CursorPos + size);
- ItemSize(bb, (size.y >= default_size) ? g.Style.FramePadding.y : 0.0f);
- if (!ItemAdd(bb, id))
- return false;
-
- bool hovered, held;
- bool pressed = ButtonBehavior(bb, id, &hovered, &held);
-
- if (flags & ImGuiColorEditFlags_NoAlpha)
- flags &= ~(ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf);
-
- ImVec4 col_without_alpha(col.x, col.y, col.z, 1.0f);
- float grid_step = ImMin(size.x, size.y) / 2.99f;
- float rounding = ImMin(g.Style.FrameRounding, grid_step * 0.5f);
- ImRect bb_inner = bb;
- float off = -0.75f; // The border (using Col_FrameBg) tends to look off when color is near-opaque and rounding is enabled. This offset seemed like a good middle ground to reduce those artifacts.
- bb_inner.Expand(off);
- if ((flags & ImGuiColorEditFlags_AlphaPreviewHalf) && col.w < 1.0f)
- {
- float mid_x = (float)(int)((bb_inner.Min.x + bb_inner.Max.x) * 0.5f + 0.5f);
- RenderColorRectWithAlphaCheckerboard(ImVec2(bb_inner.Min.x + grid_step, bb_inner.Min.y), bb_inner.Max, GetColorU32(col), grid_step, ImVec2(-grid_step + off, off), rounding, ImDrawCornerFlags_TopRight| ImDrawCornerFlags_BotRight);
- window->DrawList->AddRectFilled(bb_inner.Min, ImVec2(mid_x, bb_inner.Max.y), GetColorU32(col_without_alpha), rounding, ImDrawCornerFlags_TopLeft|ImDrawCornerFlags_BotLeft);
- }
- else
- {
- // Because GetColorU32() multiplies by the global style Alpha and we don't want to display a checkerboard if the source code had no alpha
- ImVec4 col_source = (flags & ImGuiColorEditFlags_AlphaPreview) ? col : col_without_alpha;
- if (col_source.w < 1.0f)
- RenderColorRectWithAlphaCheckerboard(bb_inner.Min, bb_inner.Max, GetColorU32(col_source), grid_step, ImVec2(off, off), rounding);
- else
- window->DrawList->AddRectFilled(bb_inner.Min, bb_inner.Max, GetColorU32(col_source), rounding, ImDrawCornerFlags_All);
- }
- RenderNavHighlight(bb, id);
- if (g.Style.FrameBorderSize > 0.0f)
- RenderFrameBorder(bb.Min, bb.Max, rounding);
- else
- window->DrawList->AddRect(bb.Min, bb.Max, GetColorU32(ImGuiCol_FrameBg), rounding); // Color button are often in need of some sort of border
-
- // Drag and Drop Source
- // NB: The ActiveId test is merely an optional micro-optimization, BeginDragDropSource() does the same test.
- if (g.ActiveId == id && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropSource())
- {
- if (flags & ImGuiColorEditFlags_NoAlpha)
- SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F, &col, sizeof(float) * 3, ImGuiCond_Once);
- else
- SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_4F, &col, sizeof(float) * 4, ImGuiCond_Once);
- ColorButton(desc_id, col, flags);
- SameLine();
- TextUnformatted("Color");
- EndDragDropSource();
- }
-
- // Tooltip
- if (!(flags & ImGuiColorEditFlags_NoTooltip) && hovered)
- ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf));
-
- if (pressed)
- MarkItemEdited(id);
-
- return pressed;
-}
-
-bool ImGui::ColorEdit3(const char* label, float col[3], ImGuiColorEditFlags flags)
-{
- return ColorEdit4(label, col, flags | ImGuiColorEditFlags_NoAlpha);
-}
-
-void ImGui::ColorEditOptionsPopup(const float* col, ImGuiColorEditFlags flags)
-{
- bool allow_opt_inputs = !(flags & ImGuiColorEditFlags__InputsMask);
- bool allow_opt_datatype = !(flags & ImGuiColorEditFlags__DataTypeMask);
- if ((!allow_opt_inputs && !allow_opt_datatype) || !BeginPopup("context"))
- return;
- ImGuiContext& g = *GImGui;
- ImGuiColorEditFlags opts = g.ColorEditOptions;
- if (allow_opt_inputs)
- {
- if (RadioButton("RGB", (opts & ImGuiColorEditFlags_RGB) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_RGB;
- if (RadioButton("HSV", (opts & ImGuiColorEditFlags_HSV) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_HSV;
- if (RadioButton("HEX", (opts & ImGuiColorEditFlags_HEX) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_HEX;
- }
- if (allow_opt_datatype)
- {
- if (allow_opt_inputs) Separator();
- if (RadioButton("0..255", (opts & ImGuiColorEditFlags_Uint8) != 0)) opts = (opts & ~ImGuiColorEditFlags__DataTypeMask) | ImGuiColorEditFlags_Uint8;
- if (RadioButton("0.00..1.00", (opts & ImGuiColorEditFlags_Float) != 0)) opts = (opts & ~ImGuiColorEditFlags__DataTypeMask) | ImGuiColorEditFlags_Float;
- }
-
- if (allow_opt_inputs || allow_opt_datatype)
- Separator();
- if (Button("Copy as..", ImVec2(-1,0)))
- OpenPopup("Copy");
- if (BeginPopup("Copy"))
- {
- 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]);
- char buf[64];
- ImFormatString(buf, IM_ARRAYSIZE(buf), "(%.3ff, %.3ff, %.3ff, %.3ff)", col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
- if (Selectable(buf))
- SetClipboardText(buf);
- ImFormatString(buf, IM_ARRAYSIZE(buf), "(%d,%d,%d,%d)", cr, cg, cb, ca);
- if (Selectable(buf))
- SetClipboardText(buf);
- if (flags & ImGuiColorEditFlags_NoAlpha)
- ImFormatString(buf, IM_ARRAYSIZE(buf), "0x%02X%02X%02X", cr, cg, cb);
- else
- ImFormatString(buf, IM_ARRAYSIZE(buf), "0x%02X%02X%02X%02X", cr, cg, cb, ca);
- if (Selectable(buf))
- SetClipboardText(buf);
- EndPopup();
- }
-
- g.ColorEditOptions = opts;
- EndPopup();
-}
-
-void ImGui::ColorPickerOptionsPopup(const float* ref_col, ImGuiColorEditFlags flags)
-{
- bool allow_opt_picker = !(flags & ImGuiColorEditFlags__PickerMask);
- bool allow_opt_alpha_bar = !(flags & ImGuiColorEditFlags_NoAlpha) && !(flags & ImGuiColorEditFlags_AlphaBar);
- if ((!allow_opt_picker && !allow_opt_alpha_bar) || !ImGui::BeginPopup("context"))
- return;
- ImGuiContext& g = *GImGui;
- if (allow_opt_picker)
- {
- ImVec2 picker_size(g.FontSize * 8, ImMax(g.FontSize * 8 - (ImGui::GetFrameHeight() + g.Style.ItemInnerSpacing.x), 1.0f)); // FIXME: Picker size copied from main picker function
- ImGui::PushItemWidth(picker_size.x);
- for (int picker_type = 0; picker_type < 2; picker_type++)
- {
- // Draw small/thumbnail version of each picker type (over an invisible button for selection)
- if (picker_type > 0) ImGui::Separator();
- ImGui::PushID(picker_type);
- ImGuiColorEditFlags picker_flags = ImGuiColorEditFlags_NoInputs|ImGuiColorEditFlags_NoOptions|ImGuiColorEditFlags_NoLabel|ImGuiColorEditFlags_NoSidePreview|(flags & ImGuiColorEditFlags_NoAlpha);
- if (picker_type == 0) picker_flags |= ImGuiColorEditFlags_PickerHueBar;
- if (picker_type == 1) picker_flags |= ImGuiColorEditFlags_PickerHueWheel;
- ImVec2 backup_pos = ImGui::GetCursorScreenPos();
- if (ImGui::Selectable("##selectable", false, 0, picker_size)) // By default, Selectable() is closing popup
- g.ColorEditOptions = (g.ColorEditOptions & ~ImGuiColorEditFlags__PickerMask) | (picker_flags & ImGuiColorEditFlags__PickerMask);
- ImGui::SetCursorScreenPos(backup_pos);
- ImVec4 dummy_ref_col;
- memcpy(&dummy_ref_col.x, ref_col, sizeof(float) * (picker_flags & ImGuiColorEditFlags_NoAlpha ? 3 : 4));
- ImGui::ColorPicker4("##dummypicker", &dummy_ref_col.x, picker_flags);
- ImGui::PopID();
- }
- ImGui::PopItemWidth();
- }
- if (allow_opt_alpha_bar)
- {
- if (allow_opt_picker) ImGui::Separator();
- ImGui::CheckboxFlags("Alpha Bar", (unsigned int*)&g.ColorEditOptions, ImGuiColorEditFlags_AlphaBar);
- }
- ImGui::EndPopup();
-}
-
-// Edit colors components (each component in 0.0f..1.0f range).
-// See enum ImGuiColorEditFlags_ for available options. e.g. Only access 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
-// With typical options: Left-click on colored square to open color picker. Right-click to open option menu. CTRL-Click over input fields to edit them and TAB to go to next item.
-bool ImGui::ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flags)
-{
- ImGuiWindow* window = GetCurrentWindow();
- if (window->SkipItems)
- return false;
-
- ImGuiContext& g = *GImGui;
- const ImGuiStyle& style = g.Style;
- const float square_sz = GetFrameHeight();
- const float w_extra = (flags & ImGuiColorEditFlags_NoSmallPreview) ? 0.0f : (square_sz + style.ItemInnerSpacing.x);
- const float w_items_all = CalcItemWidth() - w_extra;
- const char* label_display_end = FindRenderedTextEnd(label);
-
- BeginGroup();
- PushID(label);
-
- // If we're not showing any slider there's no point in doing any HSV conversions
- const ImGuiColorEditFlags flags_untouched = flags;
- if (flags & ImGuiColorEditFlags_NoInputs)
- flags = (flags & (~ImGuiColorEditFlags__InputsMask)) | ImGuiColorEditFlags_RGB | ImGuiColorEditFlags_NoOptions;
-
- // Context menu: display and modify options (before defaults are applied)
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- ColorEditOptionsPopup(col, flags);
-
- // Read stored options
- if (!(flags & ImGuiColorEditFlags__InputsMask))
- flags |= (g.ColorEditOptions & ImGuiColorEditFlags__InputsMask);
- if (!(flags & ImGuiColorEditFlags__DataTypeMask))
- flags |= (g.ColorEditOptions & ImGuiColorEditFlags__DataTypeMask);
- if (!(flags & ImGuiColorEditFlags__PickerMask))
- flags |= (g.ColorEditOptions & ImGuiColorEditFlags__PickerMask);
- flags |= (g.ColorEditOptions & ~(ImGuiColorEditFlags__InputsMask | ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags__PickerMask));
-
- const bool alpha = (flags & ImGuiColorEditFlags_NoAlpha) == 0;
- const bool hdr = (flags & ImGuiColorEditFlags_HDR) != 0;
- const int components = alpha ? 4 : 3;
-
- // Convert to the formats we need
- float f[4] = { col[0], col[1], col[2], alpha ? col[3] : 1.0f };
- if (flags & ImGuiColorEditFlags_HSV)
- ColorConvertRGBtoHSV(f[0], f[1], f[2], f[0], f[1], f[2]);
- int i[4] = { IM_F32_TO_INT8_UNBOUND(f[0]), IM_F32_TO_INT8_UNBOUND(f[1]), IM_F32_TO_INT8_UNBOUND(f[2]), IM_F32_TO_INT8_UNBOUND(f[3]) };
-
- bool value_changed = false;
- bool value_changed_as_float = false;
-
- if ((flags & (ImGuiColorEditFlags_RGB | ImGuiColorEditFlags_HSV)) != 0 && (flags & ImGuiColorEditFlags_NoInputs) == 0)
- {
- // RGB/HSV 0..255 Sliders
- const float w_item_one = ImMax(1.0f, (float)(int)((w_items_all - (style.ItemInnerSpacing.x) * (components-1)) / (float)components));
- const float w_item_last = ImMax(1.0f, (float)(int)(w_items_all - (w_item_one + style.ItemInnerSpacing.x) * (components-1)));
-
- const bool hide_prefix = (w_item_one <= CalcTextSize((flags & ImGuiColorEditFlags_Float) ? "M:0.000" : "M:000").x);
- const char* ids[4] = { "##X", "##Y", "##Z", "##W" };
- const char* fmt_table_int[3][4] =
- {
- { "%3d", "%3d", "%3d", "%3d" }, // Short display
- { "R:%3d", "G:%3d", "B:%3d", "A:%3d" }, // Long display for RGBA
- { "H:%3d", "S:%3d", "V:%3d", "A:%3d" } // Long display for HSVA
- };
- const char* fmt_table_float[3][4] =
- {
- { "%0.3f", "%0.3f", "%0.3f", "%0.3f" }, // Short display
- { "R:%0.3f", "G:%0.3f", "B:%0.3f", "A:%0.3f" }, // Long display for RGBA
- { "H:%0.3f", "S:%0.3f", "V:%0.3f", "A:%0.3f" } // Long display for HSVA
- };
- const int fmt_idx = hide_prefix ? 0 : (flags & ImGuiColorEditFlags_HSV) ? 2 : 1;
-
- PushItemWidth(w_item_one);
- for (int n = 0; n < components; n++)
- {
- if (n > 0)
- SameLine(0, style.ItemInnerSpacing.x);
- if (n + 1 == components)
- PushItemWidth(w_item_last);
- if (flags & ImGuiColorEditFlags_Float)
- value_changed = value_changed_as_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]);
- else
- value_changed |= DragInt(ids[n], &i[n], 1.0f, 0, hdr ? 0 : 255, fmt_table_int[fmt_idx][n]);
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- OpenPopupOnItemClick("context");
- }
- PopItemWidth();
- PopItemWidth();
- }
- else if ((flags & ImGuiColorEditFlags_HEX) != 0 && (flags & ImGuiColorEditFlags_NoInputs) == 0)
- {
- // RGB Hexadecimal Input
- char buf[64];
- if (alpha)
- ImFormatString(buf, IM_ARRAYSIZE(buf), "#%02X%02X%02X%02X", ImClamp(i[0],0,255), ImClamp(i[1],0,255), ImClamp(i[2],0,255), ImClamp(i[3],0,255));
- else
- ImFormatString(buf, IM_ARRAYSIZE(buf), "#%02X%02X%02X", ImClamp(i[0],0,255), ImClamp(i[1],0,255), ImClamp(i[2],0,255));
- PushItemWidth(w_items_all);
- if (InputText("##Text", buf, IM_ARRAYSIZE(buf), ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsUppercase))
- {
- value_changed = true;
- char* p = buf;
- while (*p == '#' || ImCharIsBlankA(*p))
- p++;
- i[0] = i[1] = i[2] = i[3] = 0;
- if (alpha)
- sscanf(p, "%02X%02X%02X%02X", (unsigned int*)&i[0], (unsigned int*)&i[1], (unsigned int*)&i[2], (unsigned int*)&i[3]); // Treat at unsigned (%X is unsigned)
- else
- sscanf(p, "%02X%02X%02X", (unsigned int*)&i[0], (unsigned int*)&i[1], (unsigned int*)&i[2]);
- }
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- OpenPopupOnItemClick("context");
- PopItemWidth();
- }
-
- ImGuiWindow* picker_active_window = NULL;
- if (!(flags & ImGuiColorEditFlags_NoSmallPreview))
- {
- if (!(flags & ImGuiColorEditFlags_NoInputs))
- SameLine(0, style.ItemInnerSpacing.x);
-
- const ImVec4 col_v4(col[0], col[1], col[2], alpha ? col[3] : 1.0f);
- if (ColorButton("##ColorButton", col_v4, flags))
- {
- if (!(flags & ImGuiColorEditFlags_NoPicker))
- {
- // Store current color and open a picker
- g.ColorPickerRef = col_v4;
- OpenPopup("picker");
- SetNextWindowPos(window->DC.LastItemRect.GetBL() + ImVec2(-1,style.ItemSpacing.y));
- }
- }
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- OpenPopupOnItemClick("context");
-
- if (BeginPopup("picker"))
- {
- picker_active_window = g.CurrentWindow;
- if (label != label_display_end)
- {
- TextUnformatted(label, label_display_end);
- Separator();
- }
- ImGuiColorEditFlags picker_flags_to_forward = ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags__PickerMask | ImGuiColorEditFlags_HDR | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaBar;
- ImGuiColorEditFlags picker_flags = (flags_untouched & picker_flags_to_forward) | ImGuiColorEditFlags__InputsMask | ImGuiColorEditFlags_NoLabel | ImGuiColorEditFlags_AlphaPreviewHalf;
- PushItemWidth(square_sz * 12.0f); // Use 256 + bar sizes?
- value_changed |= ColorPicker4("##picker", col, picker_flags, &g.ColorPickerRef.x);
- PopItemWidth();
- EndPopup();
- }
- }
-
- if (label != label_display_end && !(flags & ImGuiColorEditFlags_NoLabel))
- {
- SameLine(0, style.ItemInnerSpacing.x);
- TextUnformatted(label, label_display_end);
- }
-
- // Convert back
- if (picker_active_window == NULL)
- {
- if (!value_changed_as_float)
- for (int n = 0; n < 4; n++)
- f[n] = i[n] / 255.0f;
- if (flags & ImGuiColorEditFlags_HSV)
- ColorConvertHSVtoRGB(f[0], f[1], f[2], f[0], f[1], f[2]);
- if (value_changed)
- {
- col[0] = f[0];
- col[1] = f[1];
- col[2] = f[2];
- if (alpha)
- col[3] = f[3];
- }
- }
-
- PopID();
- EndGroup();
-
- // Drag and Drop Target
- // NB: The flag test is merely an optional micro-optimization, BeginDragDropTarget() does the same test.
- if ((window->DC.LastItemStatusFlags & ImGuiItemStatusFlags_HoveredRect) && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropTarget())
- {
- if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F))
- {
- memcpy((float*)col, payload->Data, sizeof(float) * 3);
- value_changed = true;
- }
- if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_4F))
- {
- memcpy((float*)col, payload->Data, sizeof(float) * components);
- value_changed = true;
- }
- EndDragDropTarget();
- }
-
- // When picker is being actively used, use its active id so IsItemActive() will function on ColorEdit4().
- if (picker_active_window && g.ActiveId != 0 && g.ActiveIdWindow == picker_active_window)
- window->DC.LastItemId = g.ActiveId;
-
- if (value_changed)
- MarkItemEdited(window->DC.LastItemId);
-
- return value_changed;
-}
-
-bool ImGui::ColorPicker3(const char* label, float col[3], ImGuiColorEditFlags flags)
-{
- float col4[4] = { col[0], col[1], col[2], 1.0f };
- if (!ColorPicker4(label, col4, flags | ImGuiColorEditFlags_NoAlpha))
- return false;
- col[0] = col4[0]; col[1] = col4[1]; col[2] = col4[2];
- return true;
-}
-
-static void RenderArrowsForVerticalBar(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, float bar_w)
-{
- ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + half_sz.x + 1, pos.y), ImVec2(half_sz.x + 2, half_sz.y + 1), ImGuiDir_Right, IM_COL32_BLACK);
- ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + half_sz.x, pos.y), half_sz, ImGuiDir_Right, IM_COL32_WHITE);
- ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + bar_w - half_sz.x - 1, pos.y), ImVec2(half_sz.x + 2, half_sz.y + 1), ImGuiDir_Left, IM_COL32_BLACK);
- ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + bar_w - half_sz.x, pos.y), half_sz, ImGuiDir_Left, IM_COL32_WHITE);
-}
-
-// ColorPicker
-// Note: only access 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
-// FIXME: we adjust the big color square height based on item width, which may cause a flickering feedback loop (if automatic height makes a vertical scrollbar appears, affecting automatic width..)
-bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags flags, const float* ref_col)
-{
- ImGuiContext& g = *GImGui;
- ImGuiWindow* window = GetCurrentWindow();
- ImDrawList* draw_list = window->DrawList;
-
- ImGuiStyle& style = g.Style;
- ImGuiIO& io = g.IO;
-
- PushID(label);
- BeginGroup();
-
- if (!(flags & ImGuiColorEditFlags_NoSidePreview))
- flags |= ImGuiColorEditFlags_NoSmallPreview;
-
- // Context menu: display and store options.
- if (!(flags & ImGuiColorEditFlags_NoOptions))
-
- // Read stored options
- if (!(flags & ImGuiColorEditFlags__PickerMask))
- flags |= ((g.ColorEditOptions & ImGuiColorEditFlags__PickerMask) ? g.ColorEditOptions : ImGuiColorEditFlags__OptionsDefault) & ImGuiColorEditFlags__PickerMask;
- IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__PickerMask))); // Check that only 1 is selected
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- flags |= (g.ColorEditOptions & ImGuiColorEditFlags_AlphaBar);
-
- // Setup
- int components = (flags & ImGuiColorEditFlags_NoAlpha) ? 3 : 4;
- bool alpha_bar = (flags & ImGuiColorEditFlags_AlphaBar) && !(flags & ImGuiColorEditFlags_NoAlpha);
- ImVec2 picker_pos = window->DC.CursorPos;
- float square_sz = GetFrameHeight();
- float bars_width = square_sz; // Arbitrary smallish width of Hue/Alpha picking bars
- float sv_picker_size = ImMax(bars_width * 1, CalcItemWidth() - (alpha_bar ? 2 : 1) * (bars_width + style.ItemInnerSpacing.x)); // Saturation/Value picking box
- float bar0_pos_x = picker_pos.x + sv_picker_size + style.ItemInnerSpacing.x;
- float bar1_pos_x = bar0_pos_x + bars_width + style.ItemInnerSpacing.x;
- float bars_triangles_half_sz = (float)(int)(bars_width * 0.20f);
-
- float backup_initial_col[4];
- memcpy(backup_initial_col, col, components * sizeof(float));
-
- float wheel_thickness = sv_picker_size * 0.08f;
- float wheel_r_outer = sv_picker_size * 0.50f;
- float wheel_r_inner = wheel_r_outer - wheel_thickness;
- ImVec2 wheel_center(picker_pos.x + (sv_picker_size + bars_width)*0.5f, picker_pos.y + sv_picker_size*0.5f);
-
- // Note: the triangle is displayed rotated with triangle_pa pointing to Hue, but most coordinates stays unrotated for logic.
- float triangle_r = wheel_r_inner - (int)(sv_picker_size * 0.027f);
- ImVec2 triangle_pa = ImVec2(triangle_r, 0.0f); // Hue point.
- ImVec2 triangle_pb = ImVec2(triangle_r * -0.5f, triangle_r * -0.866025f); // Black point.
- ImVec2 triangle_pc = ImVec2(triangle_r * -0.5f, triangle_r * +0.866025f); // White point.
-
- float H,S,V;
- ColorConvertRGBtoHSV(col[0], col[1], col[2], H, S, V);
-
- bool value_changed = false, value_changed_h = false, value_changed_sv = false;
-
- PushItemFlag(ImGuiItemFlags_NoNav, true);
- if (flags & ImGuiColorEditFlags_PickerHueWheel)
- {
- // Hue wheel + SV triangle logic
- InvisibleButton("hsv", ImVec2(sv_picker_size + style.ItemInnerSpacing.x + bars_width, sv_picker_size));
- if (IsItemActive())
- {
- ImVec2 initial_off = g.IO.MouseClickedPos[0] - wheel_center;
- ImVec2 current_off = g.IO.MousePos - wheel_center;
- float initial_dist2 = ImLengthSqr(initial_off);
- if (initial_dist2 >= (wheel_r_inner-1)*(wheel_r_inner-1) && initial_dist2 <= (wheel_r_outer+1)*(wheel_r_outer+1))
- {
- // Interactive with Hue wheel
- H = ImAtan2(current_off.y, current_off.x) / IM_PI*0.5f;
- if (H < 0.0f)
- H += 1.0f;
- value_changed = value_changed_h = true;
- }
- float cos_hue_angle = ImCos(-H * 2.0f * IM_PI);
- float sin_hue_angle = ImSin(-H * 2.0f * IM_PI);
- if (ImTriangleContainsPoint(triangle_pa, triangle_pb, triangle_pc, ImRotate(initial_off, cos_hue_angle, sin_hue_angle)))
- {
- // Interacting with SV triangle
- ImVec2 current_off_unrotated = ImRotate(current_off, cos_hue_angle, sin_hue_angle);
- if (!ImTriangleContainsPoint(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated))
- current_off_unrotated = ImTriangleClosestPoint(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated);
- float uu, vv, ww;
- ImTriangleBarycentricCoords(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated, uu, vv, ww);
- V = ImClamp(1.0f - vv, 0.0001f, 1.0f);
- S = ImClamp(uu / V, 0.0001f, 1.0f);
- value_changed = value_changed_sv = true;
- }
- }
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- OpenPopupOnItemClick("context");
- }
- else if (flags & ImGuiColorEditFlags_PickerHueBar)
- {
- // SV rectangle logic
- InvisibleButton("sv", ImVec2(sv_picker_size, sv_picker_size));
- if (IsItemActive())
- {
- S = ImSaturate((io.MousePos.x - picker_pos.x) / (sv_picker_size-1));
- V = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
- value_changed = value_changed_sv = true;
- }
- if (!(flags & ImGuiColorEditFlags_NoOptions))
- OpenPopupOnItemClick("context");
-
- // Hue bar logic
- SetCursorScreenPos(ImVec2(bar0_pos_x, picker_pos.y));
- InvisibleButton("hue", ImVec2(bars_width, sv_picker_size));
- if (IsItemActive())
- {
- H = ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
- value_changed = value_changed_h = true;
- }
- }
-
- // Alpha bar logic
- if (alpha_bar)
- {
- SetCursorScreenPos(ImVec2(bar1_pos_x, picker_pos.y));
- InvisibleButton("alpha", ImVec2(bars_width, sv_picker_size));
- if (IsItemActive())
- {
- col[3] = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
- value_changed = true;
- }
- }
- PopItemFlag(); // ImGuiItemFlags_NoNav
-
- if (!(flags & ImGuiColorEditFlags_NoSidePreview))
- {
- SameLine(0, style.ItemInnerSpacing.x);
- BeginGroup();
- }
-
- if (!(flags & ImGuiColorEditFlags_NoLabel))
- {
- const char* label_display_end = FindRenderedTextEnd(label);
- if (label != label_display_end)
- {
- if ((flags & ImGuiColorEditFlags_NoSidePreview))
- SameLine(0, style.ItemInnerSpacing.x);
- TextUnformatted(label, label_display_end);
- }
- }
-
- if (!(flags & ImGuiColorEditFlags_NoSidePreview))
- {
- PushItemFlag(ImGuiItemFlags_NoNavDefaultFocus, true);
- ImVec4 col_v4(col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
- if ((flags & ImGuiColorEditFlags_NoLabel))
- Text("Current");
- ColorButton("##current", col_v4, (flags & (ImGuiColorEditFlags_HDR|ImGuiColorEditFlags_AlphaPreview|ImGuiColorEditFlags_AlphaPreviewHalf|ImGuiColorEditFlags_NoTooltip)), ImVec2(square_sz * 3, square_sz * 2));
- if (ref_col != NULL)
- {
- Text("Original");
- ImVec4 ref_col_v4(ref_col[0], ref_col[1], ref_col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : ref_col[3]);
- if (ColorButton("##original", ref_col_v4, (flags & (ImGuiColorEditFlags_HDR|ImGuiColorEditFlags_AlphaPreview|ImGuiColorEditFlags_AlphaPreviewHalf|ImGuiColorEditFlags_NoTooltip)), ImVec2(square_sz * 3, square_sz * 2)))
- {
- memcpy(col, ref_col, components * sizeof(float));
- value_changed = true;
- }
- }
- PopItemFlag();
- EndGroup();
- }
-
- // Convert back color to RGB
- if (value_changed_h || value_changed_sv)
- ColorConvertHSVtoRGB(H >= 1.0f ? H - 10 * 1e-6f : H, S > 0.0f ? S : 10*1e-6f, V > 0.0f ? V : 1e-6f, col[0], col[1], col[2]);
-
- // R,G,B and H,S,V slider color editor
- bool value_changed_fix_hue_wrap = false;
- if ((flags & ImGuiColorEditFlags_NoInputs) == 0)
- {
- PushItemWidth((alpha_bar ? bar1_pos_x : bar0_pos_x) + bars_width - picker_pos.x);
- ImGuiColorEditFlags sub_flags_to_forward = ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags_HDR | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_NoOptions | ImGuiColorEditFlags_NoSmallPreview | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf;
- ImGuiColorEditFlags sub_flags = (flags & sub_flags_to_forward) | ImGuiColorEditFlags_NoPicker;
- if (flags & ImGuiColorEditFlags_RGB || (flags & ImGuiColorEditFlags__InputsMask) == 0)
- if (ColorEdit4("##rgb", col, sub_flags | ImGuiColorEditFlags_RGB))
- {
- // FIXME: Hackily differenciating using the DragInt (ActiveId != 0 && !ActiveIdAllowOverlap) vs. using the InputText or DropTarget.
- // For the later we don't want to run the hue-wrap canceling code. If you are well versed in HSV picker please provide your input! (See #2050)
- value_changed_fix_hue_wrap = (g.ActiveId != 0 && !g.ActiveIdAllowOverlap);
- value_changed = true;
- }
- if (flags & ImGuiColorEditFlags_HSV || (flags & ImGuiColorEditFlags__InputsMask) == 0)
- value_changed |= ColorEdit4("##hsv", col, sub_flags | ImGuiColorEditFlags_HSV);
- if (flags & ImGuiColorEditFlags_HEX || (flags & ImGuiColorEditFlags__InputsMask) == 0)
- value_changed |= ColorEdit4("##hex", col, sub_flags | ImGuiColorEditFlags_HEX);
- PopItemWidth();
- }
-
- // Try to cancel hue wrap (after ColorEdit4 call), if any
- if (value_changed_fix_hue_wrap)
- {
- float new_H, new_S, new_V;
- ColorConvertRGBtoHSV(col[0], col[1], col[2], new_H, new_S, new_V);
- if (new_H <= 0 && H > 0)
- {
- if (new_V <= 0 && V != new_V)
- ColorConvertHSVtoRGB(H, S, new_V <= 0 ? V * 0.5f : new_V, col[0], col[1], col[2]);
- else if (new_S <= 0)
- ColorConvertHSVtoRGB(H, new_S <= 0 ? S * 0.5f : new_S, new_V, col[0], col[1], col[2]);
- }
- }
-
- ImVec4 hue_color_f(1, 1, 1, 1); ColorConvertHSVtoRGB(H, 1, 1, hue_color_f.x, hue_color_f.y, hue_color_f.z);
- ImU32 hue_color32 = ColorConvertFloat4ToU32(hue_color_f);
- ImU32 col32_no_alpha = ColorConvertFloat4ToU32(ImVec4(col[0], col[1], col[2], 1.0f));
-
- const ImU32 hue_colors[6+1] = { IM_COL32(255,0,0,255), IM_COL32(255,255,0,255), IM_COL32(0,255,0,255), IM_COL32(0,255,255,255), IM_COL32(0,0,255,255), IM_COL32(255,0,255,255), IM_COL32(255,0,0,255) };
- ImVec2 sv_cursor_pos;
-
- if (flags & ImGuiColorEditFlags_PickerHueWheel)
- {
- // Render Hue Wheel
- const float aeps = 1.5f / wheel_r_outer; // Half a pixel arc length in radians (2pi cancels out).
- const int segment_per_arc = ImMax(4, (int)wheel_r_outer / 12);
- for (int n = 0; n < 6; n++)
- {
- const float a0 = (n) /6.0f * 2.0f * IM_PI - aeps;
- const float a1 = (n+1.0f)/6.0f * 2.0f * IM_PI + aeps;
- const int vert_start_idx = draw_list->VtxBuffer.Size;
- draw_list->PathArcTo(wheel_center, (wheel_r_inner + wheel_r_outer)*0.5f, a0, a1, segment_per_arc);
- draw_list->PathStroke(IM_COL32_WHITE, false, wheel_thickness);
- const int vert_end_idx = draw_list->VtxBuffer.Size;
-
- // Paint colors over existing vertices
- ImVec2 gradient_p0(wheel_center.x + ImCos(a0) * wheel_r_inner, wheel_center.y + ImSin(a0) * wheel_r_inner);
- ImVec2 gradient_p1(wheel_center.x + ImCos(a1) * wheel_r_inner, wheel_center.y + ImSin(a1) * wheel_r_inner);
- ShadeVertsLinearColorGradientKeepAlpha(draw_list, vert_start_idx, vert_end_idx, gradient_p0, gradient_p1, hue_colors[n], hue_colors[n+1]);
- }
-
- // Render Cursor + preview on Hue Wheel
- float cos_hue_angle = ImCos(H * 2.0f * IM_PI);
- float sin_hue_angle = ImSin(H * 2.0f * IM_PI);
- ImVec2 hue_cursor_pos(wheel_center.x + cos_hue_angle * (wheel_r_inner+wheel_r_outer)*0.5f, wheel_center.y + sin_hue_angle * (wheel_r_inner+wheel_r_outer)*0.5f);
- float hue_cursor_rad = value_changed_h ? wheel_thickness * 0.65f : wheel_thickness * 0.55f;
- int hue_cursor_segments = ImClamp((int)(hue_cursor_rad / 1.4f), 9, 32);
- draw_list->AddCircleFilled(hue_cursor_pos, hue_cursor_rad, hue_color32, hue_cursor_segments);
- draw_list->AddCircle(hue_cursor_pos, hue_cursor_rad+1, IM_COL32(128,128,128,255), hue_cursor_segments);
- draw_list->AddCircle(hue_cursor_pos, hue_cursor_rad, IM_COL32_WHITE, hue_cursor_segments);
-
- // Render SV triangle (rotated according to hue)
- ImVec2 tra = wheel_center + ImRotate(triangle_pa, cos_hue_angle, sin_hue_angle);
- ImVec2 trb = wheel_center + ImRotate(triangle_pb, cos_hue_angle, sin_hue_angle);
- ImVec2 trc = wheel_center + ImRotate(triangle_pc, cos_hue_angle, sin_hue_angle);
- ImVec2 uv_white = GetFontTexUvWhitePixel();
- draw_list->PrimReserve(6, 6);
- draw_list->PrimVtx(tra, uv_white, hue_color32);
- draw_list->PrimVtx(trb, uv_white, hue_color32);
- draw_list->PrimVtx(trc, uv_white, IM_COL32_WHITE);
- draw_list->PrimVtx(tra, uv_white, IM_COL32_BLACK_TRANS);
- draw_list->PrimVtx(trb, uv_white, IM_COL32_BLACK);
- draw_list->PrimVtx(trc, uv_white, IM_COL32_BLACK_TRANS);
- draw_list->AddTriangle(tra, trb, trc, IM_COL32(128,128,128,255), 1.5f);
- sv_cursor_pos = ImLerp(ImLerp(trc, tra, ImSaturate(S)), trb, ImSaturate(1 - V));
- }
- else if (flags & ImGuiColorEditFlags_PickerHueBar)
- {
- // Render SV Square
- draw_list->AddRectFilledMultiColor(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), IM_COL32_WHITE, hue_color32, hue_color32, IM_COL32_WHITE);
- draw_list->AddRectFilledMultiColor(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), IM_COL32_BLACK_TRANS, IM_COL32_BLACK_TRANS, IM_COL32_BLACK, IM_COL32_BLACK);
- RenderFrameBorder(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), 0.0f);
- sv_cursor_pos.x = ImClamp((float)(int)(picker_pos.x + ImSaturate(S) * sv_picker_size + 0.5f), picker_pos.x + 2, picker_pos.x + sv_picker_size - 2); // Sneakily prevent the circle to stick out too much
- sv_cursor_pos.y = ImClamp((float)(int)(picker_pos.y + ImSaturate(1 - V) * sv_picker_size + 0.5f), picker_pos.y + 2, picker_pos.y + sv_picker_size - 2);
-
- // Render Hue Bar
- for (int i = 0; i < 6; ++i)
- draw_list->AddRectFilledMultiColor(ImVec2(bar0_pos_x, picker_pos.y + i * (sv_picker_size / 6)), ImVec2(bar0_pos_x + bars_width, picker_pos.y + (i + 1) * (sv_picker_size / 6)), hue_colors[i], hue_colors[i], hue_colors[i + 1], hue_colors[i + 1]);
- float bar0_line_y = (float)(int)(picker_pos.y + H * sv_picker_size + 0.5f);
- RenderFrameBorder(ImVec2(bar0_pos_x, picker_pos.y), ImVec2(bar0_pos_x + bars_width, picker_pos.y + sv_picker_size), 0.0f);
- RenderArrowsForVerticalBar(draw_list, ImVec2(bar0_pos_x - 1, bar0_line_y), ImVec2(bars_triangles_half_sz + 1, bars_triangles_half_sz), bars_width + 2.0f);
- }
-
- // Render cursor/preview circle (clamp S/V within 0..1 range because floating points colors may lead HSV values to be out of range)
- float sv_cursor_rad = value_changed_sv ? 10.0f : 6.0f;
- draw_list->AddCircleFilled(sv_cursor_pos, sv_cursor_rad, col32_no_alpha, 12);
- draw_list->AddCircle(sv_cursor_pos, sv_cursor_rad+1, IM_COL32(128,128,128,255), 12);
- draw_list->AddCircle(sv_cursor_pos, sv_cursor_rad, IM_COL32_WHITE, 12);
-
- // Render alpha bar
- if (alpha_bar)
- {
- float alpha = ImSaturate(col[3]);
- ImRect bar1_bb(bar1_pos_x, picker_pos.y, bar1_pos_x + bars_width, picker_pos.y + sv_picker_size);
- RenderColorRectWithAlphaCheckerboard(bar1_bb.Min, bar1_bb.Max, IM_COL32(0,0,0,0), bar1_bb.GetWidth() / 2.0f, ImVec2(0.0f, 0.0f));
- draw_list->AddRectFilledMultiColor(bar1_bb.Min, bar1_bb.Max, col32_no_alpha, col32_no_alpha, col32_no_alpha & ~IM_COL32_A_MASK, col32_no_alpha & ~IM_COL32_A_MASK);
- float bar1_line_y = (float)(int)(picker_pos.y + (1.0f - alpha) * sv_picker_size + 0.5f);
- RenderFrameBorder(bar1_bb.Min, bar1_bb.Max, 0.0f);
- RenderArrowsForVerticalBar(draw_list, ImVec2(bar1_pos_x - 1, bar1_line_y), ImVec2(bars_triangles_half_sz + 1, bars_triangles_half_sz), bars_width + 2.0f);
- }
-
- EndGroup();
-
- if (value_changed && memcmp(backup_initial_col, col, components * sizeof(float)) == 0)
- value_changed = false;
- if (value_changed)
- MarkItemEdited(window->DC.LastItemId);
-
- PopID();
-
- return value_changed;
-}
-
// Horizontal/vertical separating line
void ImGui::Separator()
{
diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp
index 8514669..c2b2a1c 100644
--- a/imgui_widgets.cpp
+++ b/imgui_widgets.cpp
@@ -1224,6 +1224,791 @@
// - ColorPickerOptionsPopup() [Internal]
//-------------------------------------------------------------------------
+bool ImGui::ColorEdit3(const char* label, float col[3], ImGuiColorEditFlags flags)
+{
+ return ColorEdit4(label, col, flags | ImGuiColorEditFlags_NoAlpha);
+}
+
+// Edit colors components (each component in 0.0f..1.0f range).
+// See enum ImGuiColorEditFlags_ for available options. e.g. Only access 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
+// With typical options: Left-click on colored square to open color picker. Right-click to open option menu. CTRL-Click over input fields to edit them and TAB to go to next item.
+bool ImGui::ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flags)
+{
+ ImGuiWindow* window = GetCurrentWindow();
+ if (window->SkipItems)
+ return false;
+
+ ImGuiContext& g = *GImGui;
+ const ImGuiStyle& style = g.Style;
+ const float square_sz = GetFrameHeight();
+ const float w_extra = (flags & ImGuiColorEditFlags_NoSmallPreview) ? 0.0f : (square_sz + style.ItemInnerSpacing.x);
+ const float w_items_all = CalcItemWidth() - w_extra;
+ const char* label_display_end = FindRenderedTextEnd(label);
+
+ BeginGroup();
+ PushID(label);
+
+ // If we're not showing any slider there's no point in doing any HSV conversions
+ const ImGuiColorEditFlags flags_untouched = flags;
+ if (flags & ImGuiColorEditFlags_NoInputs)
+ flags = (flags & (~ImGuiColorEditFlags__InputsMask)) | ImGuiColorEditFlags_RGB | ImGuiColorEditFlags_NoOptions;
+
+ // Context menu: display and modify options (before defaults are applied)
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ ColorEditOptionsPopup(col, flags);
+
+ // Read stored options
+ if (!(flags & ImGuiColorEditFlags__InputsMask))
+ flags |= (g.ColorEditOptions & ImGuiColorEditFlags__InputsMask);
+ if (!(flags & ImGuiColorEditFlags__DataTypeMask))
+ flags |= (g.ColorEditOptions & ImGuiColorEditFlags__DataTypeMask);
+ if (!(flags & ImGuiColorEditFlags__PickerMask))
+ flags |= (g.ColorEditOptions & ImGuiColorEditFlags__PickerMask);
+ flags |= (g.ColorEditOptions & ~(ImGuiColorEditFlags__InputsMask | ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags__PickerMask));
+
+ const bool alpha = (flags & ImGuiColorEditFlags_NoAlpha) == 0;
+ const bool hdr = (flags & ImGuiColorEditFlags_HDR) != 0;
+ const int components = alpha ? 4 : 3;
+
+ // Convert to the formats we need
+ float f[4] = { col[0], col[1], col[2], alpha ? col[3] : 1.0f };
+ if (flags & ImGuiColorEditFlags_HSV)
+ ColorConvertRGBtoHSV(f[0], f[1], f[2], f[0], f[1], f[2]);
+ int i[4] = { IM_F32_TO_INT8_UNBOUND(f[0]), IM_F32_TO_INT8_UNBOUND(f[1]), IM_F32_TO_INT8_UNBOUND(f[2]), IM_F32_TO_INT8_UNBOUND(f[3]) };
+
+ bool value_changed = false;
+ bool value_changed_as_float = false;
+
+ if ((flags & (ImGuiColorEditFlags_RGB | ImGuiColorEditFlags_HSV)) != 0 && (flags & ImGuiColorEditFlags_NoInputs) == 0)
+ {
+ // RGB/HSV 0..255 Sliders
+ const float w_item_one = ImMax(1.0f, (float)(int)((w_items_all - (style.ItemInnerSpacing.x) * (components-1)) / (float)components));
+ const float w_item_last = ImMax(1.0f, (float)(int)(w_items_all - (w_item_one + style.ItemInnerSpacing.x) * (components-1)));
+
+ const bool hide_prefix = (w_item_one <= CalcTextSize((flags & ImGuiColorEditFlags_Float) ? "M:0.000" : "M:000").x);
+ const char* ids[4] = { "##X", "##Y", "##Z", "##W" };
+ const char* fmt_table_int[3][4] =
+ {
+ { "%3d", "%3d", "%3d", "%3d" }, // Short display
+ { "R:%3d", "G:%3d", "B:%3d", "A:%3d" }, // Long display for RGBA
+ { "H:%3d", "S:%3d", "V:%3d", "A:%3d" } // Long display for HSVA
+ };
+ const char* fmt_table_float[3][4] =
+ {
+ { "%0.3f", "%0.3f", "%0.3f", "%0.3f" }, // Short display
+ { "R:%0.3f", "G:%0.3f", "B:%0.3f", "A:%0.3f" }, // Long display for RGBA
+ { "H:%0.3f", "S:%0.3f", "V:%0.3f", "A:%0.3f" } // Long display for HSVA
+ };
+ const int fmt_idx = hide_prefix ? 0 : (flags & ImGuiColorEditFlags_HSV) ? 2 : 1;
+
+ PushItemWidth(w_item_one);
+ for (int n = 0; n < components; n++)
+ {
+ if (n > 0)
+ SameLine(0, style.ItemInnerSpacing.x);
+ if (n + 1 == components)
+ PushItemWidth(w_item_last);
+ if (flags & ImGuiColorEditFlags_Float)
+ value_changed = value_changed_as_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]);
+ else
+ value_changed |= DragInt(ids[n], &i[n], 1.0f, 0, hdr ? 0 : 255, fmt_table_int[fmt_idx][n]);
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ OpenPopupOnItemClick("context");
+ }
+ PopItemWidth();
+ PopItemWidth();
+ }
+ else if ((flags & ImGuiColorEditFlags_HEX) != 0 && (flags & ImGuiColorEditFlags_NoInputs) == 0)
+ {
+ // RGB Hexadecimal Input
+ char buf[64];
+ if (alpha)
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "#%02X%02X%02X%02X", ImClamp(i[0],0,255), ImClamp(i[1],0,255), ImClamp(i[2],0,255), ImClamp(i[3],0,255));
+ else
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "#%02X%02X%02X", ImClamp(i[0],0,255), ImClamp(i[1],0,255), ImClamp(i[2],0,255));
+ PushItemWidth(w_items_all);
+ if (InputText("##Text", buf, IM_ARRAYSIZE(buf), ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsUppercase))
+ {
+ value_changed = true;
+ char* p = buf;
+ while (*p == '#' || ImCharIsBlankA(*p))
+ p++;
+ i[0] = i[1] = i[2] = i[3] = 0;
+ if (alpha)
+ sscanf(p, "%02X%02X%02X%02X", (unsigned int*)&i[0], (unsigned int*)&i[1], (unsigned int*)&i[2], (unsigned int*)&i[3]); // Treat at unsigned (%X is unsigned)
+ else
+ sscanf(p, "%02X%02X%02X", (unsigned int*)&i[0], (unsigned int*)&i[1], (unsigned int*)&i[2]);
+ }
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ OpenPopupOnItemClick("context");
+ PopItemWidth();
+ }
+
+ ImGuiWindow* picker_active_window = NULL;
+ if (!(flags & ImGuiColorEditFlags_NoSmallPreview))
+ {
+ if (!(flags & ImGuiColorEditFlags_NoInputs))
+ SameLine(0, style.ItemInnerSpacing.x);
+
+ const ImVec4 col_v4(col[0], col[1], col[2], alpha ? col[3] : 1.0f);
+ if (ColorButton("##ColorButton", col_v4, flags))
+ {
+ if (!(flags & ImGuiColorEditFlags_NoPicker))
+ {
+ // Store current color and open a picker
+ g.ColorPickerRef = col_v4;
+ OpenPopup("picker");
+ SetNextWindowPos(window->DC.LastItemRect.GetBL() + ImVec2(-1,style.ItemSpacing.y));
+ }
+ }
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ OpenPopupOnItemClick("context");
+
+ if (BeginPopup("picker"))
+ {
+ picker_active_window = g.CurrentWindow;
+ if (label != label_display_end)
+ {
+ TextUnformatted(label, label_display_end);
+ Separator();
+ }
+ ImGuiColorEditFlags picker_flags_to_forward = ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags__PickerMask | ImGuiColorEditFlags_HDR | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaBar;
+ ImGuiColorEditFlags picker_flags = (flags_untouched & picker_flags_to_forward) | ImGuiColorEditFlags__InputsMask | ImGuiColorEditFlags_NoLabel | ImGuiColorEditFlags_AlphaPreviewHalf;
+ PushItemWidth(square_sz * 12.0f); // Use 256 + bar sizes?
+ value_changed |= ColorPicker4("##picker", col, picker_flags, &g.ColorPickerRef.x);
+ PopItemWidth();
+ EndPopup();
+ }
+ }
+
+ if (label != label_display_end && !(flags & ImGuiColorEditFlags_NoLabel))
+ {
+ SameLine(0, style.ItemInnerSpacing.x);
+ TextUnformatted(label, label_display_end);
+ }
+
+ // Convert back
+ if (picker_active_window == NULL)
+ {
+ if (!value_changed_as_float)
+ for (int n = 0; n < 4; n++)
+ f[n] = i[n] / 255.0f;
+ if (flags & ImGuiColorEditFlags_HSV)
+ ColorConvertHSVtoRGB(f[0], f[1], f[2], f[0], f[1], f[2]);
+ if (value_changed)
+ {
+ col[0] = f[0];
+ col[1] = f[1];
+ col[2] = f[2];
+ if (alpha)
+ col[3] = f[3];
+ }
+ }
+
+ PopID();
+ EndGroup();
+
+ // Drag and Drop Target
+ // NB: The flag test is merely an optional micro-optimization, BeginDragDropTarget() does the same test.
+ if ((window->DC.LastItemStatusFlags & ImGuiItemStatusFlags_HoveredRect) && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropTarget())
+ {
+ if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F))
+ {
+ memcpy((float*)col, payload->Data, sizeof(float) * 3);
+ value_changed = true;
+ }
+ if (const ImGuiPayload* payload = AcceptDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_4F))
+ {
+ memcpy((float*)col, payload->Data, sizeof(float) * components);
+ value_changed = true;
+ }
+ EndDragDropTarget();
+ }
+
+ // When picker is being actively used, use its active id so IsItemActive() will function on ColorEdit4().
+ if (picker_active_window && g.ActiveId != 0 && g.ActiveIdWindow == picker_active_window)
+ window->DC.LastItemId = g.ActiveId;
+
+ if (value_changed)
+ MarkItemEdited(window->DC.LastItemId);
+
+ return value_changed;
+}
+
+bool ImGui::ColorPicker3(const char* label, float col[3], ImGuiColorEditFlags flags)
+{
+ float col4[4] = { col[0], col[1], col[2], 1.0f };
+ if (!ColorPicker4(label, col4, flags | ImGuiColorEditFlags_NoAlpha))
+ return false;
+ col[0] = col4[0]; col[1] = col4[1]; col[2] = col4[2];
+ return true;
+}
+
+static inline ImU32 ImAlphaBlendColor(ImU32 col_a, ImU32 col_b)
+{
+ float t = ((col_b >> IM_COL32_A_SHIFT) & 0xFF) / 255.f;
+ int r = ImLerp((int)(col_a >> IM_COL32_R_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_R_SHIFT) & 0xFF, t);
+ int g = ImLerp((int)(col_a >> IM_COL32_G_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_G_SHIFT) & 0xFF, t);
+ int b = ImLerp((int)(col_a >> IM_COL32_B_SHIFT) & 0xFF, (int)(col_b >> IM_COL32_B_SHIFT) & 0xFF, t);
+ return IM_COL32(r, g, b, 0xFF);
+}
+
+// Helper for ColorPicker4()
+// NB: This is rather brittle and will show artifact when rounding this enabled if rounded corners overlap multiple cells. Caller currently responsible for avoiding that.
+// I spent a non reasonable amount of time trying to getting this right for ColorButton with rounding+anti-aliasing+ImGuiColorEditFlags_HalfAlphaPreview flag + various grid sizes and offsets, and eventually gave up... probably more reasonable to disable rounding alltogether.
+void ImGui::RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 col, float grid_step, ImVec2 grid_off, float rounding, int rounding_corners_flags)
+{
+ ImGuiWindow* window = GetCurrentWindow();
+ if (((col & IM_COL32_A_MASK) >> IM_COL32_A_SHIFT) < 0xFF)
+ {
+ ImU32 col_bg1 = GetColorU32(ImAlphaBlendColor(IM_COL32(204,204,204,255), col));
+ ImU32 col_bg2 = GetColorU32(ImAlphaBlendColor(IM_COL32(128,128,128,255), col));
+ window->DrawList->AddRectFilled(p_min, p_max, col_bg1, rounding, rounding_corners_flags);
+
+ int yi = 0;
+ for (float y = p_min.y + grid_off.y; y < p_max.y; y += grid_step, yi++)
+ {
+ float y1 = ImClamp(y, p_min.y, p_max.y), y2 = ImMin(y + grid_step, p_max.y);
+ if (y2 <= y1)
+ continue;
+ for (float x = p_min.x + grid_off.x + (yi & 1) * grid_step; x < p_max.x; x += grid_step * 2.0f)
+ {
+ float x1 = ImClamp(x, p_min.x, p_max.x), x2 = ImMin(x + grid_step, p_max.x);
+ if (x2 <= x1)
+ continue;
+ int rounding_corners_flags_cell = 0;
+ if (y1 <= p_min.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImDrawCornerFlags_TopLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImDrawCornerFlags_TopRight; }
+ if (y2 >= p_max.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImDrawCornerFlags_BotLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImDrawCornerFlags_BotRight; }
+ rounding_corners_flags_cell &= rounding_corners_flags;
+ window->DrawList->AddRectFilled(ImVec2(x1,y1), ImVec2(x2,y2), col_bg2, rounding_corners_flags_cell ? rounding : 0.0f, rounding_corners_flags_cell);
+ }
+ }
+ }
+ else
+ {
+ window->DrawList->AddRectFilled(p_min, p_max, col, rounding, rounding_corners_flags);
+ }
+}
+
+// Helper for ColorPicker4()
+static void RenderArrowsForVerticalBar(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, float bar_w)
+{
+ ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + half_sz.x + 1, pos.y), ImVec2(half_sz.x + 2, half_sz.y + 1), ImGuiDir_Right, IM_COL32_BLACK);
+ ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + half_sz.x, pos.y), half_sz, ImGuiDir_Right, IM_COL32_WHITE);
+ ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + bar_w - half_sz.x - 1, pos.y), ImVec2(half_sz.x + 2, half_sz.y + 1), ImGuiDir_Left, IM_COL32_BLACK);
+ ImGui::RenderArrowPointingAt(draw_list, ImVec2(pos.x + bar_w - half_sz.x, pos.y), half_sz, ImGuiDir_Left, IM_COL32_WHITE);
+}
+
+// Note: ColorPicker4() only accesses 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
+// FIXME: we adjust the big color square height based on item width, which may cause a flickering feedback loop (if automatic height makes a vertical scrollbar appears, affecting automatic width..)
+bool ImGui::ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags flags, const float* ref_col)
+{
+ ImGuiContext& g = *GImGui;
+ ImGuiWindow* window = GetCurrentWindow();
+ ImDrawList* draw_list = window->DrawList;
+
+ ImGuiStyle& style = g.Style;
+ ImGuiIO& io = g.IO;
+
+ PushID(label);
+ BeginGroup();
+
+ if (!(flags & ImGuiColorEditFlags_NoSidePreview))
+ flags |= ImGuiColorEditFlags_NoSmallPreview;
+
+ // Context menu: display and store options.
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ ColorPickerOptionsPopup(col, flags);
+
+ // Read stored options
+ if (!(flags & ImGuiColorEditFlags__PickerMask))
+ flags |= ((g.ColorEditOptions & ImGuiColorEditFlags__PickerMask) ? g.ColorEditOptions : ImGuiColorEditFlags__OptionsDefault) & ImGuiColorEditFlags__PickerMask;
+ IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__PickerMask))); // Check that only 1 is selected
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ flags |= (g.ColorEditOptions & ImGuiColorEditFlags_AlphaBar);
+
+ // Setup
+ int components = (flags & ImGuiColorEditFlags_NoAlpha) ? 3 : 4;
+ bool alpha_bar = (flags & ImGuiColorEditFlags_AlphaBar) && !(flags & ImGuiColorEditFlags_NoAlpha);
+ ImVec2 picker_pos = window->DC.CursorPos;
+ float square_sz = GetFrameHeight();
+ float bars_width = square_sz; // Arbitrary smallish width of Hue/Alpha picking bars
+ float sv_picker_size = ImMax(bars_width * 1, CalcItemWidth() - (alpha_bar ? 2 : 1) * (bars_width + style.ItemInnerSpacing.x)); // Saturation/Value picking box
+ float bar0_pos_x = picker_pos.x + sv_picker_size + style.ItemInnerSpacing.x;
+ float bar1_pos_x = bar0_pos_x + bars_width + style.ItemInnerSpacing.x;
+ float bars_triangles_half_sz = (float)(int)(bars_width * 0.20f);
+
+ float backup_initial_col[4];
+ memcpy(backup_initial_col, col, components * sizeof(float));
+
+ float wheel_thickness = sv_picker_size * 0.08f;
+ float wheel_r_outer = sv_picker_size * 0.50f;
+ float wheel_r_inner = wheel_r_outer - wheel_thickness;
+ ImVec2 wheel_center(picker_pos.x + (sv_picker_size + bars_width)*0.5f, picker_pos.y + sv_picker_size*0.5f);
+
+ // Note: the triangle is displayed rotated with triangle_pa pointing to Hue, but most coordinates stays unrotated for logic.
+ float triangle_r = wheel_r_inner - (int)(sv_picker_size * 0.027f);
+ ImVec2 triangle_pa = ImVec2(triangle_r, 0.0f); // Hue point.
+ ImVec2 triangle_pb = ImVec2(triangle_r * -0.5f, triangle_r * -0.866025f); // Black point.
+ ImVec2 triangle_pc = ImVec2(triangle_r * -0.5f, triangle_r * +0.866025f); // White point.
+
+ float H,S,V;
+ ColorConvertRGBtoHSV(col[0], col[1], col[2], H, S, V);
+
+ bool value_changed = false, value_changed_h = false, value_changed_sv = false;
+
+ PushItemFlag(ImGuiItemFlags_NoNav, true);
+ if (flags & ImGuiColorEditFlags_PickerHueWheel)
+ {
+ // Hue wheel + SV triangle logic
+ InvisibleButton("hsv", ImVec2(sv_picker_size + style.ItemInnerSpacing.x + bars_width, sv_picker_size));
+ if (IsItemActive())
+ {
+ ImVec2 initial_off = g.IO.MouseClickedPos[0] - wheel_center;
+ ImVec2 current_off = g.IO.MousePos - wheel_center;
+ float initial_dist2 = ImLengthSqr(initial_off);
+ if (initial_dist2 >= (wheel_r_inner-1)*(wheel_r_inner-1) && initial_dist2 <= (wheel_r_outer+1)*(wheel_r_outer+1))
+ {
+ // Interactive with Hue wheel
+ H = ImAtan2(current_off.y, current_off.x) / IM_PI*0.5f;
+ if (H < 0.0f)
+ H += 1.0f;
+ value_changed = value_changed_h = true;
+ }
+ float cos_hue_angle = ImCos(-H * 2.0f * IM_PI);
+ float sin_hue_angle = ImSin(-H * 2.0f * IM_PI);
+ if (ImTriangleContainsPoint(triangle_pa, triangle_pb, triangle_pc, ImRotate(initial_off, cos_hue_angle, sin_hue_angle)))
+ {
+ // Interacting with SV triangle
+ ImVec2 current_off_unrotated = ImRotate(current_off, cos_hue_angle, sin_hue_angle);
+ if (!ImTriangleContainsPoint(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated))
+ current_off_unrotated = ImTriangleClosestPoint(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated);
+ float uu, vv, ww;
+ ImTriangleBarycentricCoords(triangle_pa, triangle_pb, triangle_pc, current_off_unrotated, uu, vv, ww);
+ V = ImClamp(1.0f - vv, 0.0001f, 1.0f);
+ S = ImClamp(uu / V, 0.0001f, 1.0f);
+ value_changed = value_changed_sv = true;
+ }
+ }
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ OpenPopupOnItemClick("context");
+ }
+ else if (flags & ImGuiColorEditFlags_PickerHueBar)
+ {
+ // SV rectangle logic
+ InvisibleButton("sv", ImVec2(sv_picker_size, sv_picker_size));
+ if (IsItemActive())
+ {
+ S = ImSaturate((io.MousePos.x - picker_pos.x) / (sv_picker_size-1));
+ V = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
+ value_changed = value_changed_sv = true;
+ }
+ if (!(flags & ImGuiColorEditFlags_NoOptions))
+ OpenPopupOnItemClick("context");
+
+ // Hue bar logic
+ SetCursorScreenPos(ImVec2(bar0_pos_x, picker_pos.y));
+ InvisibleButton("hue", ImVec2(bars_width, sv_picker_size));
+ if (IsItemActive())
+ {
+ H = ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
+ value_changed = value_changed_h = true;
+ }
+ }
+
+ // Alpha bar logic
+ if (alpha_bar)
+ {
+ SetCursorScreenPos(ImVec2(bar1_pos_x, picker_pos.y));
+ InvisibleButton("alpha", ImVec2(bars_width, sv_picker_size));
+ if (IsItemActive())
+ {
+ col[3] = 1.0f - ImSaturate((io.MousePos.y - picker_pos.y) / (sv_picker_size-1));
+ value_changed = true;
+ }
+ }
+ PopItemFlag(); // ImGuiItemFlags_NoNav
+
+ if (!(flags & ImGuiColorEditFlags_NoSidePreview))
+ {
+ SameLine(0, style.ItemInnerSpacing.x);
+ BeginGroup();
+ }
+
+ if (!(flags & ImGuiColorEditFlags_NoLabel))
+ {
+ const char* label_display_end = FindRenderedTextEnd(label);
+ if (label != label_display_end)
+ {
+ if ((flags & ImGuiColorEditFlags_NoSidePreview))
+ SameLine(0, style.ItemInnerSpacing.x);
+ TextUnformatted(label, label_display_end);
+ }
+ }
+
+ if (!(flags & ImGuiColorEditFlags_NoSidePreview))
+ {
+ PushItemFlag(ImGuiItemFlags_NoNavDefaultFocus, true);
+ ImVec4 col_v4(col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
+ if ((flags & ImGuiColorEditFlags_NoLabel))
+ Text("Current");
+ ColorButton("##current", col_v4, (flags & (ImGuiColorEditFlags_HDR|ImGuiColorEditFlags_AlphaPreview|ImGuiColorEditFlags_AlphaPreviewHalf|ImGuiColorEditFlags_NoTooltip)), ImVec2(square_sz * 3, square_sz * 2));
+ if (ref_col != NULL)
+ {
+ Text("Original");
+ ImVec4 ref_col_v4(ref_col[0], ref_col[1], ref_col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : ref_col[3]);
+ if (ColorButton("##original", ref_col_v4, (flags & (ImGuiColorEditFlags_HDR|ImGuiColorEditFlags_AlphaPreview|ImGuiColorEditFlags_AlphaPreviewHalf|ImGuiColorEditFlags_NoTooltip)), ImVec2(square_sz * 3, square_sz * 2)))
+ {
+ memcpy(col, ref_col, components * sizeof(float));
+ value_changed = true;
+ }
+ }
+ PopItemFlag();
+ EndGroup();
+ }
+
+ // Convert back color to RGB
+ if (value_changed_h || value_changed_sv)
+ ColorConvertHSVtoRGB(H >= 1.0f ? H - 10 * 1e-6f : H, S > 0.0f ? S : 10*1e-6f, V > 0.0f ? V : 1e-6f, col[0], col[1], col[2]);
+
+ // R,G,B and H,S,V slider color editor
+ bool value_changed_fix_hue_wrap = false;
+ if ((flags & ImGuiColorEditFlags_NoInputs) == 0)
+ {
+ PushItemWidth((alpha_bar ? bar1_pos_x : bar0_pos_x) + bars_width - picker_pos.x);
+ ImGuiColorEditFlags sub_flags_to_forward = ImGuiColorEditFlags__DataTypeMask | ImGuiColorEditFlags_HDR | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_NoOptions | ImGuiColorEditFlags_NoSmallPreview | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf;
+ ImGuiColorEditFlags sub_flags = (flags & sub_flags_to_forward) | ImGuiColorEditFlags_NoPicker;
+ if (flags & ImGuiColorEditFlags_RGB || (flags & ImGuiColorEditFlags__InputsMask) == 0)
+ if (ColorEdit4("##rgb", col, sub_flags | ImGuiColorEditFlags_RGB))
+ {
+ // FIXME: Hackily differenciating using the DragInt (ActiveId != 0 && !ActiveIdAllowOverlap) vs. using the InputText or DropTarget.
+ // For the later we don't want to run the hue-wrap canceling code. If you are well versed in HSV picker please provide your input! (See #2050)
+ value_changed_fix_hue_wrap = (g.ActiveId != 0 && !g.ActiveIdAllowOverlap);
+ value_changed = true;
+ }
+ if (flags & ImGuiColorEditFlags_HSV || (flags & ImGuiColorEditFlags__InputsMask) == 0)
+ value_changed |= ColorEdit4("##hsv", col, sub_flags | ImGuiColorEditFlags_HSV);
+ if (flags & ImGuiColorEditFlags_HEX || (flags & ImGuiColorEditFlags__InputsMask) == 0)
+ value_changed |= ColorEdit4("##hex", col, sub_flags | ImGuiColorEditFlags_HEX);
+ PopItemWidth();
+ }
+
+ // Try to cancel hue wrap (after ColorEdit4 call), if any
+ if (value_changed_fix_hue_wrap)
+ {
+ float new_H, new_S, new_V;
+ ColorConvertRGBtoHSV(col[0], col[1], col[2], new_H, new_S, new_V);
+ if (new_H <= 0 && H > 0)
+ {
+ if (new_V <= 0 && V != new_V)
+ ColorConvertHSVtoRGB(H, S, new_V <= 0 ? V * 0.5f : new_V, col[0], col[1], col[2]);
+ else if (new_S <= 0)
+ ColorConvertHSVtoRGB(H, new_S <= 0 ? S * 0.5f : new_S, new_V, col[0], col[1], col[2]);
+ }
+ }
+
+ ImVec4 hue_color_f(1, 1, 1, 1); ColorConvertHSVtoRGB(H, 1, 1, hue_color_f.x, hue_color_f.y, hue_color_f.z);
+ ImU32 hue_color32 = ColorConvertFloat4ToU32(hue_color_f);
+ ImU32 col32_no_alpha = ColorConvertFloat4ToU32(ImVec4(col[0], col[1], col[2], 1.0f));
+
+ const ImU32 hue_colors[6+1] = { IM_COL32(255,0,0,255), IM_COL32(255,255,0,255), IM_COL32(0,255,0,255), IM_COL32(0,255,255,255), IM_COL32(0,0,255,255), IM_COL32(255,0,255,255), IM_COL32(255,0,0,255) };
+ ImVec2 sv_cursor_pos;
+
+ if (flags & ImGuiColorEditFlags_PickerHueWheel)
+ {
+ // Render Hue Wheel
+ const float aeps = 1.5f / wheel_r_outer; // Half a pixel arc length in radians (2pi cancels out).
+ const int segment_per_arc = ImMax(4, (int)wheel_r_outer / 12);
+ for (int n = 0; n < 6; n++)
+ {
+ const float a0 = (n) /6.0f * 2.0f * IM_PI - aeps;
+ const float a1 = (n+1.0f)/6.0f * 2.0f * IM_PI + aeps;
+ const int vert_start_idx = draw_list->VtxBuffer.Size;
+ draw_list->PathArcTo(wheel_center, (wheel_r_inner + wheel_r_outer)*0.5f, a0, a1, segment_per_arc);
+ draw_list->PathStroke(IM_COL32_WHITE, false, wheel_thickness);
+ const int vert_end_idx = draw_list->VtxBuffer.Size;
+
+ // Paint colors over existing vertices
+ ImVec2 gradient_p0(wheel_center.x + ImCos(a0) * wheel_r_inner, wheel_center.y + ImSin(a0) * wheel_r_inner);
+ ImVec2 gradient_p1(wheel_center.x + ImCos(a1) * wheel_r_inner, wheel_center.y + ImSin(a1) * wheel_r_inner);
+ ShadeVertsLinearColorGradientKeepAlpha(draw_list, vert_start_idx, vert_end_idx, gradient_p0, gradient_p1, hue_colors[n], hue_colors[n+1]);
+ }
+
+ // Render Cursor + preview on Hue Wheel
+ float cos_hue_angle = ImCos(H * 2.0f * IM_PI);
+ float sin_hue_angle = ImSin(H * 2.0f * IM_PI);
+ ImVec2 hue_cursor_pos(wheel_center.x + cos_hue_angle * (wheel_r_inner+wheel_r_outer)*0.5f, wheel_center.y + sin_hue_angle * (wheel_r_inner+wheel_r_outer)*0.5f);
+ float hue_cursor_rad = value_changed_h ? wheel_thickness * 0.65f : wheel_thickness * 0.55f;
+ int hue_cursor_segments = ImClamp((int)(hue_cursor_rad / 1.4f), 9, 32);
+ draw_list->AddCircleFilled(hue_cursor_pos, hue_cursor_rad, hue_color32, hue_cursor_segments);
+ draw_list->AddCircle(hue_cursor_pos, hue_cursor_rad+1, IM_COL32(128,128,128,255), hue_cursor_segments);
+ draw_list->AddCircle(hue_cursor_pos, hue_cursor_rad, IM_COL32_WHITE, hue_cursor_segments);
+
+ // Render SV triangle (rotated according to hue)
+ ImVec2 tra = wheel_center + ImRotate(triangle_pa, cos_hue_angle, sin_hue_angle);
+ ImVec2 trb = wheel_center + ImRotate(triangle_pb, cos_hue_angle, sin_hue_angle);
+ ImVec2 trc = wheel_center + ImRotate(triangle_pc, cos_hue_angle, sin_hue_angle);
+ ImVec2 uv_white = GetFontTexUvWhitePixel();
+ draw_list->PrimReserve(6, 6);
+ draw_list->PrimVtx(tra, uv_white, hue_color32);
+ draw_list->PrimVtx(trb, uv_white, hue_color32);
+ draw_list->PrimVtx(trc, uv_white, IM_COL32_WHITE);
+ draw_list->PrimVtx(tra, uv_white, IM_COL32_BLACK_TRANS);
+ draw_list->PrimVtx(trb, uv_white, IM_COL32_BLACK);
+ draw_list->PrimVtx(trc, uv_white, IM_COL32_BLACK_TRANS);
+ draw_list->AddTriangle(tra, trb, trc, IM_COL32(128,128,128,255), 1.5f);
+ sv_cursor_pos = ImLerp(ImLerp(trc, tra, ImSaturate(S)), trb, ImSaturate(1 - V));
+ }
+ else if (flags & ImGuiColorEditFlags_PickerHueBar)
+ {
+ // Render SV Square
+ draw_list->AddRectFilledMultiColor(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), IM_COL32_WHITE, hue_color32, hue_color32, IM_COL32_WHITE);
+ draw_list->AddRectFilledMultiColor(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), IM_COL32_BLACK_TRANS, IM_COL32_BLACK_TRANS, IM_COL32_BLACK, IM_COL32_BLACK);
+ RenderFrameBorder(picker_pos, picker_pos + ImVec2(sv_picker_size,sv_picker_size), 0.0f);
+ sv_cursor_pos.x = ImClamp((float)(int)(picker_pos.x + ImSaturate(S) * sv_picker_size + 0.5f), picker_pos.x + 2, picker_pos.x + sv_picker_size - 2); // Sneakily prevent the circle to stick out too much
+ sv_cursor_pos.y = ImClamp((float)(int)(picker_pos.y + ImSaturate(1 - V) * sv_picker_size + 0.5f), picker_pos.y + 2, picker_pos.y + sv_picker_size - 2);
+
+ // Render Hue Bar
+ for (int i = 0; i < 6; ++i)
+ draw_list->AddRectFilledMultiColor(ImVec2(bar0_pos_x, picker_pos.y + i * (sv_picker_size / 6)), ImVec2(bar0_pos_x + bars_width, picker_pos.y + (i + 1) * (sv_picker_size / 6)), hue_colors[i], hue_colors[i], hue_colors[i + 1], hue_colors[i + 1]);
+ float bar0_line_y = (float)(int)(picker_pos.y + H * sv_picker_size + 0.5f);
+ RenderFrameBorder(ImVec2(bar0_pos_x, picker_pos.y), ImVec2(bar0_pos_x + bars_width, picker_pos.y + sv_picker_size), 0.0f);
+ RenderArrowsForVerticalBar(draw_list, ImVec2(bar0_pos_x - 1, bar0_line_y), ImVec2(bars_triangles_half_sz + 1, bars_triangles_half_sz), bars_width + 2.0f);
+ }
+
+ // Render cursor/preview circle (clamp S/V within 0..1 range because floating points colors may lead HSV values to be out of range)
+ float sv_cursor_rad = value_changed_sv ? 10.0f : 6.0f;
+ draw_list->AddCircleFilled(sv_cursor_pos, sv_cursor_rad, col32_no_alpha, 12);
+ draw_list->AddCircle(sv_cursor_pos, sv_cursor_rad+1, IM_COL32(128,128,128,255), 12);
+ draw_list->AddCircle(sv_cursor_pos, sv_cursor_rad, IM_COL32_WHITE, 12);
+
+ // Render alpha bar
+ if (alpha_bar)
+ {
+ float alpha = ImSaturate(col[3]);
+ ImRect bar1_bb(bar1_pos_x, picker_pos.y, bar1_pos_x + bars_width, picker_pos.y + sv_picker_size);
+ RenderColorRectWithAlphaCheckerboard(bar1_bb.Min, bar1_bb.Max, IM_COL32(0,0,0,0), bar1_bb.GetWidth() / 2.0f, ImVec2(0.0f, 0.0f));
+ draw_list->AddRectFilledMultiColor(bar1_bb.Min, bar1_bb.Max, col32_no_alpha, col32_no_alpha, col32_no_alpha & ~IM_COL32_A_MASK, col32_no_alpha & ~IM_COL32_A_MASK);
+ float bar1_line_y = (float)(int)(picker_pos.y + (1.0f - alpha) * sv_picker_size + 0.5f);
+ RenderFrameBorder(bar1_bb.Min, bar1_bb.Max, 0.0f);
+ RenderArrowsForVerticalBar(draw_list, ImVec2(bar1_pos_x - 1, bar1_line_y), ImVec2(bars_triangles_half_sz + 1, bars_triangles_half_sz), bars_width + 2.0f);
+ }
+
+ EndGroup();
+
+ if (value_changed && memcmp(backup_initial_col, col, components * sizeof(float)) == 0)
+ value_changed = false;
+ if (value_changed)
+ MarkItemEdited(window->DC.LastItemId);
+
+ PopID();
+
+ return value_changed;
+}
+
+// A little colored square. Return true when clicked.
+// FIXME: May want to display/ignore the alpha component in the color display? Yet show it in the tooltip.
+// 'desc_id' is not called 'label' because we don't display it next to the button, but only in the tooltip.
+bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFlags flags, ImVec2 size)
+{
+ ImGuiWindow* window = GetCurrentWindow();
+ if (window->SkipItems)
+ return false;
+
+ ImGuiContext& g = *GImGui;
+ const ImGuiID id = window->GetID(desc_id);
+ float default_size = GetFrameHeight();
+ if (size.x == 0.0f)
+ size.x = default_size;
+ if (size.y == 0.0f)
+ size.y = default_size;
+ const ImRect bb(window->DC.CursorPos, window->DC.CursorPos + size);
+ ItemSize(bb, (size.y >= default_size) ? g.Style.FramePadding.y : 0.0f);
+ if (!ItemAdd(bb, id))
+ return false;
+
+ bool hovered, held;
+ bool pressed = ButtonBehavior(bb, id, &hovered, &held);
+
+ if (flags & ImGuiColorEditFlags_NoAlpha)
+ flags &= ~(ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf);
+
+ ImVec4 col_without_alpha(col.x, col.y, col.z, 1.0f);
+ float grid_step = ImMin(size.x, size.y) / 2.99f;
+ float rounding = ImMin(g.Style.FrameRounding, grid_step * 0.5f);
+ ImRect bb_inner = bb;
+ float off = -0.75f; // The border (using Col_FrameBg) tends to look off when color is near-opaque and rounding is enabled. This offset seemed like a good middle ground to reduce those artifacts.
+ bb_inner.Expand(off);
+ if ((flags & ImGuiColorEditFlags_AlphaPreviewHalf) && col.w < 1.0f)
+ {
+ float mid_x = (float)(int)((bb_inner.Min.x + bb_inner.Max.x) * 0.5f + 0.5f);
+ RenderColorRectWithAlphaCheckerboard(ImVec2(bb_inner.Min.x + grid_step, bb_inner.Min.y), bb_inner.Max, GetColorU32(col), grid_step, ImVec2(-grid_step + off, off), rounding, ImDrawCornerFlags_TopRight| ImDrawCornerFlags_BotRight);
+ window->DrawList->AddRectFilled(bb_inner.Min, ImVec2(mid_x, bb_inner.Max.y), GetColorU32(col_without_alpha), rounding, ImDrawCornerFlags_TopLeft|ImDrawCornerFlags_BotLeft);
+ }
+ else
+ {
+ // Because GetColorU32() multiplies by the global style Alpha and we don't want to display a checkerboard if the source code had no alpha
+ ImVec4 col_source = (flags & ImGuiColorEditFlags_AlphaPreview) ? col : col_without_alpha;
+ if (col_source.w < 1.0f)
+ RenderColorRectWithAlphaCheckerboard(bb_inner.Min, bb_inner.Max, GetColorU32(col_source), grid_step, ImVec2(off, off), rounding);
+ else
+ window->DrawList->AddRectFilled(bb_inner.Min, bb_inner.Max, GetColorU32(col_source), rounding, ImDrawCornerFlags_All);
+ }
+ RenderNavHighlight(bb, id);
+ if (g.Style.FrameBorderSize > 0.0f)
+ RenderFrameBorder(bb.Min, bb.Max, rounding);
+ else
+ window->DrawList->AddRect(bb.Min, bb.Max, GetColorU32(ImGuiCol_FrameBg), rounding); // Color button are often in need of some sort of border
+
+ // Drag and Drop Source
+ // NB: The ActiveId test is merely an optional micro-optimization, BeginDragDropSource() does the same test.
+ if (g.ActiveId == id && !(flags & ImGuiColorEditFlags_NoDragDrop) && BeginDragDropSource())
+ {
+ if (flags & ImGuiColorEditFlags_NoAlpha)
+ SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_3F, &col, sizeof(float) * 3, ImGuiCond_Once);
+ else
+ SetDragDropPayload(IMGUI_PAYLOAD_TYPE_COLOR_4F, &col, sizeof(float) * 4, ImGuiCond_Once);
+ ColorButton(desc_id, col, flags);
+ SameLine();
+ TextUnformatted("Color");
+ EndDragDropSource();
+ }
+
+ // Tooltip
+ if (!(flags & ImGuiColorEditFlags_NoTooltip) && hovered)
+ ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf));
+
+ if (pressed)
+ MarkItemEdited(id);
+
+ return pressed;
+}
+
+void ImGui::SetColorEditOptions(ImGuiColorEditFlags flags)
+{
+ ImGuiContext& g = *GImGui;
+ if ((flags & ImGuiColorEditFlags__InputsMask) == 0)
+ flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__InputsMask;
+ if ((flags & ImGuiColorEditFlags__DataTypeMask) == 0)
+ flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__DataTypeMask;
+ if ((flags & ImGuiColorEditFlags__PickerMask) == 0)
+ flags |= ImGuiColorEditFlags__OptionsDefault & ImGuiColorEditFlags__PickerMask;
+ IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__InputsMask))); // Check only 1 option is selected
+ IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__DataTypeMask))); // Check only 1 option is selected
+ IM_ASSERT(ImIsPowerOfTwo((int)(flags & ImGuiColorEditFlags__PickerMask))); // Check only 1 option is selected
+ g.ColorEditOptions = flags;
+}
+
+// Note: only access 3 floats if ImGuiColorEditFlags_NoAlpha flag is set.
+void ImGui::ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags)
+{
+ ImGuiContext& g = *GImGui;
+
+ 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]);
+ BeginTooltipEx(0, true);
+
+ const char* text_end = text ? FindRenderedTextEnd(text, NULL) : text;
+ if (text_end > text)
+ {
+ TextUnformatted(text, text_end);
+ Separator();
+ }
+
+ ImVec2 sz(g.FontSize * 3 + g.Style.FramePadding.y * 2, g.FontSize * 3 + g.Style.FramePadding.y * 2);
+ ColorButton("##preview", ImVec4(col[0], col[1], col[2], col[3]), (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf)) | ImGuiColorEditFlags_NoTooltip, sz);
+ SameLine();
+ if (flags & ImGuiColorEditFlags_NoAlpha)
+ Text("#%02X%02X%02X\nR: %d, G: %d, B: %d\n(%.3f, %.3f, %.3f)", cr, cg, cb, cr, cg, cb, col[0], col[1], col[2]);
+ else
+ Text("#%02X%02X%02X%02X\nR:%d, G:%d, B:%d, A:%d\n(%.3f, %.3f, %.3f, %.3f)", cr, cg, cb, ca, cr, cg, cb, ca, col[0], col[1], col[2], col[3]);
+ EndTooltip();
+}
+
+void ImGui::ColorEditOptionsPopup(const float* col, ImGuiColorEditFlags flags)
+{
+ bool allow_opt_inputs = !(flags & ImGuiColorEditFlags__InputsMask);
+ bool allow_opt_datatype = !(flags & ImGuiColorEditFlags__DataTypeMask);
+ if ((!allow_opt_inputs && !allow_opt_datatype) || !BeginPopup("context"))
+ return;
+ ImGuiContext& g = *GImGui;
+ ImGuiColorEditFlags opts = g.ColorEditOptions;
+ if (allow_opt_inputs)
+ {
+ if (RadioButton("RGB", (opts & ImGuiColorEditFlags_RGB) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_RGB;
+ if (RadioButton("HSV", (opts & ImGuiColorEditFlags_HSV) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_HSV;
+ if (RadioButton("HEX", (opts & ImGuiColorEditFlags_HEX) != 0)) opts = (opts & ~ImGuiColorEditFlags__InputsMask) | ImGuiColorEditFlags_HEX;
+ }
+ if (allow_opt_datatype)
+ {
+ if (allow_opt_inputs) Separator();
+ if (RadioButton("0..255", (opts & ImGuiColorEditFlags_Uint8) != 0)) opts = (opts & ~ImGuiColorEditFlags__DataTypeMask) | ImGuiColorEditFlags_Uint8;
+ if (RadioButton("0.00..1.00", (opts & ImGuiColorEditFlags_Float) != 0)) opts = (opts & ~ImGuiColorEditFlags__DataTypeMask) | ImGuiColorEditFlags_Float;
+ }
+
+ if (allow_opt_inputs || allow_opt_datatype)
+ Separator();
+ if (Button("Copy as..", ImVec2(-1,0)))
+ OpenPopup("Copy");
+ if (BeginPopup("Copy"))
+ {
+ 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]);
+ char buf[64];
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "(%.3ff, %.3ff, %.3ff, %.3ff)", col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
+ if (Selectable(buf))
+ SetClipboardText(buf);
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "(%d,%d,%d,%d)", cr, cg, cb, ca);
+ if (Selectable(buf))
+ SetClipboardText(buf);
+ if (flags & ImGuiColorEditFlags_NoAlpha)
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "0x%02X%02X%02X", cr, cg, cb);
+ else
+ ImFormatString(buf, IM_ARRAYSIZE(buf), "0x%02X%02X%02X%02X", cr, cg, cb, ca);
+ if (Selectable(buf))
+ SetClipboardText(buf);
+ EndPopup();
+ }
+
+ g.ColorEditOptions = opts;
+ EndPopup();
+}
+
+void ImGui::ColorPickerOptionsPopup(const float* ref_col, ImGuiColorEditFlags flags)
+{
+ bool allow_opt_picker = !(flags & ImGuiColorEditFlags__PickerMask);
+ bool allow_opt_alpha_bar = !(flags & ImGuiColorEditFlags_NoAlpha) && !(flags & ImGuiColorEditFlags_AlphaBar);
+ if ((!allow_opt_picker && !allow_opt_alpha_bar) || !ImGui::BeginPopup("context"))
+ return;
+ ImGuiContext& g = *GImGui;
+ if (allow_opt_picker)
+ {
+ ImVec2 picker_size(g.FontSize * 8, ImMax(g.FontSize * 8 - (ImGui::GetFrameHeight() + g.Style.ItemInnerSpacing.x), 1.0f)); // FIXME: Picker size copied from main picker function
+ ImGui::PushItemWidth(picker_size.x);
+ for (int picker_type = 0; picker_type < 2; picker_type++)
+ {
+ // Draw small/thumbnail version of each picker type (over an invisible button for selection)
+ if (picker_type > 0) ImGui::Separator();
+ ImGui::PushID(picker_type);
+ ImGuiColorEditFlags picker_flags = ImGuiColorEditFlags_NoInputs|ImGuiColorEditFlags_NoOptions|ImGuiColorEditFlags_NoLabel|ImGuiColorEditFlags_NoSidePreview|(flags & ImGuiColorEditFlags_NoAlpha);
+ if (picker_type == 0) picker_flags |= ImGuiColorEditFlags_PickerHueBar;
+ if (picker_type == 1) picker_flags |= ImGuiColorEditFlags_PickerHueWheel;
+ ImVec2 backup_pos = ImGui::GetCursorScreenPos();
+ if (ImGui::Selectable("##selectable", false, 0, picker_size)) // By default, Selectable() is closing popup
+ g.ColorEditOptions = (g.ColorEditOptions & ~ImGuiColorEditFlags__PickerMask) | (picker_flags & ImGuiColorEditFlags__PickerMask);
+ ImGui::SetCursorScreenPos(backup_pos);
+ ImVec4 dummy_ref_col;
+ memcpy(&dummy_ref_col.x, ref_col, sizeof(float) * (picker_flags & ImGuiColorEditFlags_NoAlpha ? 3 : 4));
+ ImGui::ColorPicker4("##dummypicker", &dummy_ref_col.x, picker_flags);
+ ImGui::PopID();
+ }
+ ImGui::PopItemWidth();
+ }
+ if (allow_opt_alpha_bar)
+ {
+ if (allow_opt_picker) ImGui::Separator();
+ ImGui::CheckboxFlags("Alpha Bar", (unsigned int*)&g.ColorEditOptions, ImGuiColorEditFlags_AlphaBar);
+ }
+ ImGui::EndPopup();
+}
//-------------------------------------------------------------------------
// WIDGETS: Trees
