ES-DE/es-app/src/components/RatingComponent.h

56 lines
1.5 KiB
C++

#pragma once
#include "GuiComponent.h"
#include "resources/TextureResource.h"
#define NUM_RATING_STARS 5
// Used to visually display/edit some sort of "score" - e.g. 5/10, 3/5, etc.
// setSize(x, y) works a little differently than you might expect:
// * (0, y != 0) - x will be automatically calculated (5*y).
// * (x != 0, 0) - y will be automatically calculated (x/5).
// * (x != 0, y != 0) - you better be sure x = y*5
class RatingComponent : public GuiComponent
{
public:
RatingComponent(Window* window);
std::string getValue() const override;
void setValue(const std::string& value) override; // Should be a normalized float (in the range [0..1]) - if it's not, it will be clamped.
bool input(InputConfig* config, Input input) override;
void render(const Eigen::Affine3f& parentTrans);
void onSizeChanged() override;
void setOpacity(unsigned char opacity) override;
// Multiply all pixels in the image by this color when rendering.
void setColorShift(unsigned int color);
virtual void applyTheme(const std::shared_ptr<ThemeData>& theme, const std::string& view, const std::string& element, unsigned int properties) override;
virtual std::vector<HelpPrompt> getHelpPrompts() override;
private:
void updateVertices();
void updateColors();
float mValue;
struct Vertex
{
Eigen::Vector2f pos;
Eigen::Vector2f tex;
} mVertices[12];
GLubyte mColors[12*4];
unsigned int mColorShift;
std::shared_ptr<TextureResource> mFilledTexture;
std::shared_ptr<TextureResource> mUnfilledTexture;
};