102 lines
3.8 KiB
C++
102 lines
3.8 KiB
C++
#define IMGUI_DEFINE_MATH_OPERATORS
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#include <imgui/imgui.h>
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wconversion"
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#include <imgui/imgui_internal.h>
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#pragma GCC diagnostic pop
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#include "group_panel.h"
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// The following code is slightly modified public domain code from https://github.com/thedmd
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// All modifications have an inline comment with "[CUSTOM]"
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// Public domain claim from https://github.com/ocornut/imgui/issues/1496#issuecomment-1287772456
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// Code from https://github.com/ocornut/imgui/issues/1496#issuecomment-569892444 and
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// some snippets from https://github.com/ocornut/imgui/issues/1496#issuecomment-655048353
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void ImGui::BeginGroupPanel(const ImVec2& size) // [CUSTOM]
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{
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ImGui::BeginGroup();
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//auto cursorPos = ImGui::GetCursorScreenPos(); // [CUSTOM]
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auto itemSpacing = ImGui::GetStyle().ItemSpacing;
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ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ImVec2(0.0f, 0.0f));
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ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(0.0f, 0.0f));
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auto frameHeight = ImGui::GetFrameHeight();
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ImGui::BeginGroup();
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ImVec2 effectiveSize = size;
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if (size.x < 0.0f)
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effectiveSize.x = ImGui::GetContentRegionAvail().x; // [CUSTOM]
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else
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effectiveSize.x = size.x;
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ImGui::Dummy(ImVec2(effectiveSize.x, 0.0f));
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ImGui::Dummy(ImVec2(frameHeight, 0.0f)); // [CUSTOM]
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ImGui::SameLine(0.0f, 0.0f);
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ImGui::BeginGroup();
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ImGui::Dummy(ImVec2(frameHeight, 0.0f)); // [CUSTOM]
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ImGui::SameLine(0.0f, 0.0f);
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//ImGui::TextUnformatted(name); // [CUSTOM]
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ImGui::SameLine(0.0f, 0.0f);
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ImGui::Dummy(ImVec2(0.0, frameHeight + itemSpacing.y));
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ImGui::BeginGroup();
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ImGui::PopStyleVar(2);
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//ImGui::GetCurrentWindow()->ContentsRegionRect.Max.x -= frameHeight * 0.5f; // [CUSTOM]
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ImGui::GetCurrentWindow()->ContentRegionRect.Max.x -= frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->WorkRect.Max.x -= frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->InnerRect.Max.x -= frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->Size.x -= frameHeight;
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auto itemWidth = ImGui::CalcItemWidth();
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ImGui::PushItemWidth(ImMax(0.0f, itemWidth - frameHeight));
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//ImGui::PushItemWidth(effectiveSize.x - frameHeight); // [CUSTOM]
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}
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void ImGui::EndGroupPanel()
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{
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ImGui::PopItemWidth();
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auto itemSpacing = ImGui::GetStyle().ItemSpacing;
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ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ImVec2(0.0f, 0.0f));
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ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(0.0f, 0.0f));
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auto frameHeight = ImGui::GetFrameHeight();
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ImGui::EndGroup();
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//ImGui::GetWindowDrawList()->AddRectFilled(ImGui::GetItemRectMin(), ImGui::GetItemRectMax(), IM_COL32(0, 255, 0, 64), 4.0f);
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ImGui::EndGroup();
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ImGui::SameLine(0.0f, 0.0f);
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ImGui::Dummy(ImVec2(frameHeight * 0.5f, 0.0f));
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ImGui::Dummy(ImVec2(0.0, frameHeight - itemSpacing.y)); // [CUSTOM]
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ImGui::EndGroup();
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auto itemMin = ImGui::GetItemRectMin();
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auto itemMax = ImGui::GetItemRectMax();
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//ImGui::GetWindowDrawList()->AddRectFilled(itemMin, itemMax, IM_COL32(255, 0, 0, 64), 4.0f);
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ImVec2 halfFrame = ImVec2(frameHeight * 0.25f, frameHeight) * 0.5f;
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ImGui::GetWindowDrawList()->AddRect(
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itemMin + halfFrame, itemMax - ImVec2(halfFrame.x, 0.0f),
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ImColor(ImGui::GetStyleColorVec4(ImGuiCol_Border)),
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halfFrame.x);
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ImGui::PopStyleVar(2);
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//ImGui::GetCurrentWindow()->ContentsRegionRect.Max.x += frameHeight * 0.5f; // [CUSTOM]
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ImGui::GetCurrentWindow()->ContentRegionRect.Max.x += frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->WorkRect.Max.x += frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->InnerRect.Max.x += frameHeight * 0.5f;
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ImGui::GetCurrentWindow()->Size.x += frameHeight;
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ImGui::Dummy(ImVec2(0.0f, 0.0f));
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ImGui::EndGroup();
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}
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