97 lines
No EOL
2.2 KiB
C++
97 lines
No EOL
2.2 KiB
C++
#include "Widget.hpp"
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namespace tp {
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class DockLayoutWidget : public Widget {
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public:
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enum Side { LEFT, TOP, RIGHT, BOTTOM, NONE };
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private:
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struct ResizeHandle {
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RectF area{ 0, 0, 0, 0 };
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halnf start{ 0 };
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halnf end{ 0 };
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bool active = false;
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bool hover = false;
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};
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struct SideWidgetData {
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Widget* widget = nullptr;
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bool hidden = false;
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halnf absoluteSize = 200;
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alni order = -1;
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Side side = { TOP };
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RectF area = {};
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RectF headerArea = {};
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RectF previewHandleArea = {};
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ResizeHandle resizeHandle;
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RectF areaBeforeDocking = {};
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};
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public:
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DockLayoutWidget();
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public:
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void pickRect() override {}
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void adjustChildrenRect() override {}
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void process(const EventHandler& events) override;
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void draw(Canvas& canvas) override;
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void drawOverlay(Canvas& canvas) override;
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[[nodiscard]] bool propagateEventsToChildren() const override;
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[[nodiscard]] bool needsNextFrame() const override;
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public:
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void setCenterWidget(Widget* widget);
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void dockWidget(Widget* widget, Side side);
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void undockWidget(Side side, bool restoreArea = true);
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void toggleWidgetVisibility(Side side);
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private:
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Side getSideFromWidget(Widget*);
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void calculateSideAreas();
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void calculateResizeHandles();
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void handleResizeEvents(const EventHandler& events);
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void updateChildSideWidgets();
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void calculateHeaderAreas();
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bool isSideVisible(Side side);
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bool sideExists(DockLayoutWidget::Side side);
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ualni getVisibleSidesSize();
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void handlePreview(const EventHandler& events);
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private:
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RectF mPreviewArea = {};
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Side mPreviewSide = NONE;
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int resizeType[2] = { 0, 0 };
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SideWidgetData mSideWidgets[4];
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private:
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bool mResizing = false;
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Widget* mCenterWidget = nullptr;
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RectF mCenterArea {};
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// Parameters
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halnf mSideSizePadding = 150.f;
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halnf mPadding = 4;
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halnf mHeaderSize = 27;
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halnf mRounding = 10;
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Vec2F mPreviewHandleSize = { 50, 50 };
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RGBA mResizeHandleColorHovered = RGBA(0.3, 0.3, 0.3, 1);
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RGBA mResizeHandleColorActive = RGBA(0.6, 0.6, 0.6, 1);
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RGBA mBackgroundColor = RGBA(0, 0, 0, 1);
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RGBA mPreviewColor = RGBA(0.6, 0.6, 0.6, 0.2);
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public:
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Widget* mPreviewWidget = nullptr;
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};
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} |