151 lines
5.2 KiB
C++
151 lines
5.2 KiB
C++
#pragma once
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#include <XCEngine/UI/DrawData.h>
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#include <XCEngine/UI/Widgets/UIExpansionModel.h>
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#include <XCEngine/UI/Widgets/UISelectionModel.h>
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#include <cstddef>
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#include <cstdint>
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#include <string>
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#include <string_view>
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#include <vector>
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namespace XCEngine::UI::Editor::Widgets {
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inline constexpr std::size_t UIEditorTreeViewInvalidIndex = static_cast<std::size_t>(-1);
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enum class UIEditorTreeViewHitTargetKind : std::uint8_t {
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None = 0,
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Row,
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Disclosure
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};
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struct UIEditorTreeViewItem {
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std::string itemId = {};
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std::string label = {};
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std::uint32_t depth = 0u;
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bool forceLeaf = false;
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float desiredHeight = 0.0f;
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::XCEngine::UI::UITextureHandle leadingIcon = {};
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};
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struct UIEditorTreeViewState {
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std::string hoveredItemId = {};
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bool focused = false;
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};
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struct UIEditorTreeViewMetrics {
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float rowHeight = 28.0f;
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float rowGap = 2.0f;
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float horizontalPadding = 8.0f;
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float indentWidth = 18.0f;
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float disclosureExtent = 12.0f;
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float disclosureLabelGap = 6.0f;
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float iconExtent = 18.0f;
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float iconLabelGap = 2.0f;
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float iconInsetY = 0.0f;
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float labelInsetY = 6.0f;
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float cornerRounding = 6.0f;
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float borderThickness = 1.0f;
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float focusedBorderThickness = 2.0f;
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};
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struct UIEditorTreeViewPalette {
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::XCEngine::UI::UIColor surfaceColor =
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::XCEngine::UI::UIColor(0.14f, 0.14f, 0.14f, 1.0f);
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::XCEngine::UI::UIColor borderColor =
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::XCEngine::UI::UIColor(0.29f, 0.29f, 0.29f, 1.0f);
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::XCEngine::UI::UIColor focusedBorderColor =
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::XCEngine::UI::UIColor(0.84f, 0.84f, 0.84f, 1.0f);
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::XCEngine::UI::UIColor rowHoverColor =
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::XCEngine::UI::UIColor(0.24f, 0.24f, 0.24f, 1.0f);
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::XCEngine::UI::UIColor rowSelectedColor =
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::XCEngine::UI::UIColor(0.32f, 0.32f, 0.32f, 1.0f);
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::XCEngine::UI::UIColor rowSelectedFocusedColor =
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::XCEngine::UI::UIColor(0.40f, 0.40f, 0.40f, 1.0f);
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::XCEngine::UI::UIColor disclosureColor =
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::XCEngine::UI::UIColor(0.74f, 0.74f, 0.74f, 1.0f);
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::XCEngine::UI::UIColor textColor =
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::XCEngine::UI::UIColor(0.94f, 0.94f, 0.94f, 1.0f);
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};
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struct UIEditorTreeViewLayout {
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::XCEngine::UI::UIRect bounds = {};
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std::vector<std::size_t> visibleItemIndices = {};
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std::vector<::XCEngine::UI::UIRect> rowRects = {};
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std::vector<::XCEngine::UI::UIRect> disclosureRects = {};
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std::vector<::XCEngine::UI::UIRect> iconRects = {};
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std::vector<::XCEngine::UI::UIRect> labelRects = {};
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std::vector<bool> itemHasChildren = {};
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std::vector<bool> itemExpanded = {};
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};
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struct UIEditorTreeViewHitTarget {
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UIEditorTreeViewHitTargetKind kind = UIEditorTreeViewHitTargetKind::None;
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std::size_t visibleIndex = UIEditorTreeViewInvalidIndex;
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std::size_t itemIndex = UIEditorTreeViewInvalidIndex;
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};
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bool IsUIEditorTreeViewPointInside(
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const ::XCEngine::UI::UIRect& rect,
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const ::XCEngine::UI::UIPoint& point);
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bool DoesUIEditorTreeViewItemHaveChildren(
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const std::vector<UIEditorTreeViewItem>& items,
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std::size_t itemIndex);
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std::size_t FindUIEditorTreeViewItemIndex(
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const std::vector<UIEditorTreeViewItem>& items,
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std::string_view itemId);
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std::size_t FindUIEditorTreeViewParentItemIndex(
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const std::vector<UIEditorTreeViewItem>& items,
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std::size_t itemIndex);
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std::vector<std::size_t> CollectUIEditorTreeViewVisibleItemIndices(
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const std::vector<UIEditorTreeViewItem>& items,
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const ::XCEngine::UI::Widgets::UIExpansionModel& expansionModel);
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std::size_t FindUIEditorTreeViewFirstVisibleChildItemIndex(
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const std::vector<UIEditorTreeViewItem>& items,
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const ::XCEngine::UI::Widgets::UIExpansionModel& expansionModel,
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std::size_t itemIndex);
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UIEditorTreeViewLayout BuildUIEditorTreeViewLayout(
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const ::XCEngine::UI::UIRect& bounds,
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const std::vector<UIEditorTreeViewItem>& items,
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const ::XCEngine::UI::Widgets::UIExpansionModel& expansionModel,
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const UIEditorTreeViewMetrics& metrics = {});
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UIEditorTreeViewHitTarget HitTestUIEditorTreeView(
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const UIEditorTreeViewLayout& layout,
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const ::XCEngine::UI::UIPoint& point);
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void AppendUIEditorTreeViewBackground(
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::XCEngine::UI::UIDrawList& drawList,
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const UIEditorTreeViewLayout& layout,
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const std::vector<UIEditorTreeViewItem>& items,
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const ::XCEngine::UI::Widgets::UISelectionModel& selectionModel,
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const UIEditorTreeViewState& state,
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const UIEditorTreeViewPalette& palette = {},
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const UIEditorTreeViewMetrics& metrics = {});
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void AppendUIEditorTreeViewForeground(
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::XCEngine::UI::UIDrawList& drawList,
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const UIEditorTreeViewLayout& layout,
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const std::vector<UIEditorTreeViewItem>& items,
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const UIEditorTreeViewPalette& palette = {},
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const UIEditorTreeViewMetrics& metrics = {});
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void AppendUIEditorTreeView(
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::XCEngine::UI::UIDrawList& drawList,
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const ::XCEngine::UI::UIRect& bounds,
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const std::vector<UIEditorTreeViewItem>& items,
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const ::XCEngine::UI::Widgets::UISelectionModel& selectionModel,
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const ::XCEngine::UI::Widgets::UIExpansionModel& expansionModel,
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const UIEditorTreeViewState& state,
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const UIEditorTreeViewPalette& palette = {},
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const UIEditorTreeViewMetrics& metrics = {});
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} // namespace XCEngine::UI::Editor::Widgets
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