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76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
// SPDX-License-Identifier: MIT
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//
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// EmulationStation Desktop Edition
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// RatingComponent.h
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//
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// Game rating icons.
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// Used by gamelist views, metadata editor and scraper.
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//
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#ifndef ES_APP_COMPONENTS_RATING_COMPONENT_H
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#define ES_APP_COMPONENTS_RATING_COMPONENT_H
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#include "renderers/Renderer.h"
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#include "GuiComponent.h"
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class TextureResource;
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#define NUM_RATING_STARS 5
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// Used to visually display/edit some sort of "score" - e.g. 5/10, 3/5, etc.
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// setSize(x, y) works a little differently than you might expect:
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// * (0, y != 0) - x will be automatically calculated (5*y).
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// * (x != 0, 0) - y will be automatically calculated (x/5).
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// * (x != 0, y != 0) - you better be sure x = y*5.
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class RatingComponent : public GuiComponent
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{
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public:
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RatingComponent(Window* window, bool colorizeChanges = false);
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std::string getValue() const override;
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// Should be a normalized float (in the range [0..1]) - if it's not, it will be clamped.
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void setValue(const std::string& value) override;
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bool input(InputConfig* config, Input input) override;
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void render(const Transform4x4f& parentTrans) override;
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void onSizeChanged() override;
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void setOpacity(unsigned char opacity) override;
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// Multiply all pixels in the image by this color when rendering.
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void setColorShift(unsigned int color) override;
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void setOriginalColor(unsigned int color) override { mColorOriginalValue = color; };
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void setChangedColor(unsigned int color) override { mColorChangedValue = color; };
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virtual void applyTheme(const std::shared_ptr<ThemeData>& theme, const std::string& view,
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const std::string& element, unsigned int properties) override;
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virtual std::vector<HelpPrompt> getHelpPrompts() override;
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private:
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Vector2f mTargetSize;
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void updateVertices();
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void updateColors();
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float mValue;
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int mOriginalValue;
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unsigned int mColorOriginalValue;
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unsigned int mColorChangedValue;
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Renderer::Vertex mVertices[8];
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unsigned int mColorShift;
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unsigned int mColorShiftEnd;
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unsigned int mUnfilledColor;
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std::shared_ptr<TextureResource> mFilledTexture;
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std::shared_ptr<TextureResource> mUnfilledTexture;
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bool mColorizeChanges;
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};
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#endif // ES_APP_COMPONENTS_RATING_COMPONENT_H
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