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120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
#pragma once
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#include "GuiComponent.h"
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namespace GridFlags
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{
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enum UpdateType
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{
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UPDATE_ALWAYS,
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UPDATE_WHEN_SELECTED,
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UPDATE_NEVER
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};
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enum Border : unsigned int
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{
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BORDER_NONE = 0,
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BORDER_TOP = 1,
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BORDER_BOTTOM = 2,
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BORDER_LEFT = 4,
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BORDER_RIGHT = 8
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};
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};
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// Used to arrange a bunch of components in a spreadsheet-esque grid.
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class ComponentGrid : public GuiComponent
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{
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public:
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ComponentGrid(Window* window, const Eigen::Vector2i& gridDimensions);
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virtual ~ComponentGrid();
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bool removeEntry(const std::shared_ptr<GuiComponent>& comp);
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void setEntry(const std::shared_ptr<GuiComponent>& comp, const Eigen::Vector2i& pos, bool canFocus, bool resize = true,
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const Eigen::Vector2i& size = Eigen::Vector2i(1, 1), unsigned int border = GridFlags::BORDER_NONE, GridFlags::UpdateType updateType = GridFlags::UPDATE_ALWAYS);
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void textInput(const char* text) override;
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bool input(InputConfig* config, Input input) override;
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void update(int deltaTime) override;
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void render(const Eigen::Affine3f& parentTrans) override;
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void onSizeChanged() override;
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void resetCursor();
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bool cursorValid();
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float getColWidth(int col);
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float getRowHeight(int row);
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void setColWidthPerc(int col, float width, bool update = true); // if update is false, will not call an onSizeChanged() which triggers a (potentially costly) repositioning + resizing of every element
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void setRowHeightPerc(int row, float height, bool update = true); // if update is false, will not call an onSizeChanged() which triggers a (potentially costly) repositioning + resizing of every element
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bool moveCursor(Eigen::Vector2i dir);
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void setCursorTo(const std::shared_ptr<GuiComponent>& comp);
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inline std::shared_ptr<GuiComponent> getSelectedComponent()
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{
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GridEntry* e = getCellAt(mCursor);
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if(e)
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return e->component;
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else
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return nullptr;
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}
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void onFocusLost() override;
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void onFocusGained() override;
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virtual std::vector<HelpPrompt> getHelpPrompts() override;
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private:
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class GridEntry
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{
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public:
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Eigen::Vector2i pos;
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Eigen::Vector2i dim;
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std::shared_ptr<GuiComponent> component;
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bool canFocus;
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bool resize;
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GridFlags::UpdateType updateType;
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unsigned int border;
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GridEntry(const Eigen::Vector2i& p = Eigen::Vector2i::Zero(), const Eigen::Vector2i& d = Eigen::Vector2i::Zero(),
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const std::shared_ptr<GuiComponent>& cmp = nullptr, bool f = false, bool r = true,
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GridFlags::UpdateType u = GridFlags::UPDATE_ALWAYS, unsigned int b = GridFlags::BORDER_NONE) :
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pos(p), dim(d), component(cmp), canFocus(f), resize(r), updateType(u), border(b)
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{};
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operator bool() const
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{
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return component != NULL;
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}
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};
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float* mRowHeights;
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float* mColWidths;
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struct Vert
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{
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Vert(float xi = 0, float yi = 0) : x(xi), y(yi) {};
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float x;
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float y;
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};
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std::vector<Vert> mLines;
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std::vector<unsigned int> mLineColors;
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// Update position & size
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void updateCellComponent(const GridEntry& cell);
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void updateSeparators();
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GridEntry* getCellAt(int x, int y);
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inline GridEntry* getCellAt(const Eigen::Vector2i& pos) { return getCellAt(pos.x(), pos.y()); }
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Eigen::Vector2i mGridSize;
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std::vector<GridEntry> mCells;
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void onCursorMoved(Eigen::Vector2i from, Eigen::Vector2i to);
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Eigen::Vector2i mCursor;
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};
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