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73 lines
2 KiB
C++
73 lines
2 KiB
C++
// SPDX-License-Identifier: MIT
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//
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// EmulationStation Desktop Edition
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// FlexboxComponent.h
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//
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// Flexbox layout component.
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// Used by gamelist views.
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//
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#ifndef ES_APP_COMPONENTS_FLEXBOX_COMPONENT_H
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#define ES_APP_COMPONENTS_FLEXBOX_COMPONENT_H
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#include "GuiComponent.h"
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#include "renderers/Renderer.h"
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// Definitions for the option values.
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#define DIRECTION_ROW "row"
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#define DIRECTION_COLUMN "column"
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#define ITEM_ALIGN_START "start"
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#define ITEM_ALIGN_END "end"
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#define ITEM_ALIGN_CENTER "center"
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#define ITEM_ALIGN_STRETCH "stretch"
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// Default values.
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#define DEFAULT_DIRECTION DIRECTION_ROW
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#define DEFAULT_ALIGN ITEM_ALIGN_CENTER
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#define DEFAULT_ITEMS_PER_LINE 4
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#define DEFAULT_MARGIN_X 10.0f
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#define DEFAULT_MARGIN_Y 10.0f
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#define DEFAULT_ITEM_SIZE_X 64.0f
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class TextureResource;
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class FlexboxComponent : public GuiComponent
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{
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public:
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FlexboxComponent(Window* window);
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// Getters/Setters for rendering options.
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void setDirection(std::string value);
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std::string getDirection();
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void setAlign(std::string value);
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std::string getAlign();
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void setItemsPerLine(unsigned int value);
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unsigned int getItemsPerLine();
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void setItemMargin(glm::vec2 value);
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glm::vec2 getItemMargin();
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void setItemWidth(float value);
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float getItemWidth();
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void onSizeChanged() override;
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void render(const glm::mat4& parentTrans) override;
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virtual void applyTheme(const std::shared_ptr<ThemeData>& theme,
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const std::string& view,
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const std::string& element,
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unsigned int properties) override;
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virtual std::vector<HelpPrompt> getHelpPrompts() override;
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private:
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// Calculate flexbox layout.
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void computeLayout();
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// Rendering options.
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std::string mDirection;
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std::string mAlign;
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unsigned int mItemsPerLine;
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glm::vec2 mItemMargin;
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float mItemWidth;
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bool mLayoutValid;
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};
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#endif // ES_APP_COMPONENTS_FLEXBOX_COMPONENT_H
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