feat: update editor ui framework and assets

editor/src/UI/PropertyLayout.h

@@ -0,0 +1,128 @@
+#pragma once
+
+#include "StyleTokens.h"
+
+#include <algorithm>
+#include <imgui.h>
+#include <utility>
+
+namespace XCEngine {
+namespace Editor {
+namespace UI {
+
+struct PropertyLayoutSpec {
+    float labelInset = InspectorPropertyLabelInset();
+    float controlColumnStart = InspectorPropertyControlColumnStart();
+    float labelControlGap = InspectorPropertyLabelControlGap();
+    float controlTrailingInset = InspectorPropertyControlTrailingInset();
+};
+
+struct PropertyLayoutMetrics {
+    ImVec2 cursorPos = ImVec2(0.0f, 0.0f);
+    ImVec2 screenPos = ImVec2(0.0f, 0.0f);
+    float rowWidth = 0.0f;
+    float rowHeight = 0.0f;
+    float labelX = 0.0f;
+    float labelWidth = 0.0f;
+    float controlX = 0.0f;
+    float controlWidth = 0.0f;
+};
+
+inline PropertyLayoutSpec MakePropertyLayout() {
+    return PropertyLayoutSpec{};
+}
+
+inline void PushPropertyLayoutStyles() {
+    ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ControlFramePadding());
+}
+
+inline float GetPropertyControlWidth(
+    const PropertyLayoutMetrics& layout,
+    float trailingInset = 0.0f) {
+    return std::max(layout.controlWidth - trailingInset, 1.0f);
+}
+
+inline void SetNextPropertyControlWidth(
+    const PropertyLayoutMetrics& layout,
+    float trailingInset = 0.0f) {
+    ImGui::SetNextItemWidth(GetPropertyControlWidth(layout, trailingInset));
+}
+
+inline void AlignPropertyControlToRight(
+    const PropertyLayoutMetrics& layout,
+    float width,
+    float trailingInset = 0.0f) {
+    const float offset = layout.controlWidth - width - trailingInset;
+    if (offset > 0.0f) {
+        ImGui::SetCursorPosX(layout.controlX + offset);
+    }
+}
+
+template <typename DrawControlFn>
+inline auto DrawPropertyRow(
+    const char* label,
+    const PropertyLayoutSpec& spec,
+    DrawControlFn&& drawControl) -> decltype(drawControl(std::declval<const PropertyLayoutMetrics&>())) {
+    using Result = decltype(drawControl(std::declval<const PropertyLayoutMetrics&>()));
+
+    Result result{};
+    ImGui::PushID(label);
+    PushPropertyLayoutStyles();
+
+    const ImVec2 rowCursorPos = ImGui::GetCursorPos();
+    const ImVec2 rowScreenPos = ImGui::GetCursorScreenPos();
+    const float rowWidth = std::max(ImGui::GetContentRegionAvail().x, 1.0f);
+    const float rowHeight = ImGui::GetFrameHeight() + ControlRowHeightOffset();
+    const float labelInset = std::max(spec.labelInset, 0.0f);
+    const float controlColumnStart = std::clamp(
+        std::max(spec.controlColumnStart, 0.0f),
+        labelInset,
+        rowWidth);
+    const float labelWidth = std::max(
+        controlColumnStart - labelInset - std::max(spec.labelControlGap, 0.0f),
+        0.0f);
+    const float controlX = rowCursorPos.x + controlColumnStart;
+    const float controlRight = rowCursorPos.x + rowWidth - std::max(spec.controlTrailingInset, 0.0f);
+    const float controlWidth = std::max(controlRight - controlX, 1.0f);
+    const float labelX = rowCursorPos.x + labelInset;
+
+    const PropertyLayoutMetrics metrics{
+        rowCursorPos,
+        rowScreenPos,
+        rowWidth,
+        rowHeight,
+        labelX,
+        labelWidth,
+        controlX,
+        controlWidth
+    };
+
+    if (label && label[0] != '\0') {
+        ImDrawList* drawList = ImGui::GetWindowDrawList();
+        const float textY = rowScreenPos.y + std::max(0.0f, (rowHeight - ImGui::GetTextLineHeight()) * 0.5f);
+        drawList->PushClipRect(
+            ImVec2(rowScreenPos.x + labelInset, rowScreenPos.y),
+            ImVec2(rowScreenPos.x + labelInset + labelWidth, rowScreenPos.y + rowHeight),
+            true);
+        drawList->AddText(
+            ImVec2(rowScreenPos.x + labelInset, textY),
+            ImGui::GetColorU32(ImGuiCol_Text),
+            label);
+        drawList->PopClipRect();
+    }
+
+    ImGui::SetCursorPos(ImVec2(controlX, rowCursorPos.y));
+    result = drawControl(metrics);
+
+    const float consumedHeight = std::max(rowHeight, ImGui::GetCursorPosY() - rowCursorPos.y);
+    ImGui::SetCursorPos(rowCursorPos);
+    ImGui::Dummy(ImVec2(rowWidth, consumedHeight));
+
+    ImGui::PopStyleVar();
+    ImGui::PopID();
+    return result;
+}
+
+} // namespace UI
+} // namespace Editor
+} // namespace XCEngine