mirror of
https://github.com/hyperion-project/hyperion.ng.git
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217 lines
5.1 KiB
C++
Executable File
217 lines
5.1 KiB
C++
Executable File
#pragma once
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// STL includes
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#include <string>
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// Qt includes
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#include <QObject>
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#include <QString>
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#include <QHttp>
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#include <QTimer>
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// Leddevice includes
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#include <leddevice/LedDevice.h>
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/**
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* A color point in the color space of the hue system.
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*/
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struct ColorPoint {
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float x;
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float y;
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float bri;
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};
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bool operator==(ColorPoint p1, ColorPoint p2);
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bool operator!=(ColorPoint p1, ColorPoint p2);
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/**
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* Color triangle to define an available color space for the hue lamps.
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*/
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struct ColorTriangle {
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ColorPoint red, green, blue;
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};
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/**
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* Simple class to hold the id, the latest color, the color space and the original state.
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*/
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class HueLamp {
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public:
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unsigned int id;
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ColorPoint color;
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ColorTriangle colorSpace;
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QString originalState;
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///
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/// Constructs the lamp.
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///
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/// @param id the light id
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///
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/// @param originalState the json string of the original state
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///
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/// @param modelId the model id of the hue lamp which is used to determine the color space
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///
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HueLamp(unsigned int id, QString originalState, QString modelId);
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};
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/**
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* Implementation for the Philips Hue system.
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*
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* To use set the device to "philipshue".
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* Uses the official Philips Hue API (http://developers.meethue.com).
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* Framegrabber must be limited to 10 Hz / numer of lights to avoid rate limitation by the hue bridge.
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* Create a new API user name "newdeveloper" on the bridge (http://developers.meethue.com/gettingstarted.html)
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*
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* @author ntim (github)
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*/
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class LedDevicePhilipsHue: public QObject, public LedDevice {
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Q_OBJECT
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public:
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///
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/// Constructs the device.
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///
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/// @param output the ip address of the bridge
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///
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LedDevicePhilipsHue(const std::string& output);
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///
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/// Destructor of this device
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///
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virtual ~LedDevicePhilipsHue();
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///
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/// Sends the given led-color values via put request to the hue system
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///
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/// @param ledValues The color-value per led
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///
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/// @return Zero on success else negative
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///
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virtual int write(const std::vector<ColorRgb> & ledValues);
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/// Restores the original state of the leds.
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virtual int switchOff();
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private slots:
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/// Restores the status of all lights.
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void restoreStates();
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private:
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/// Array to save the lamps.
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std::vector<HueLamp> lamps;
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/// Ip address of the bridge
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QString host;
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/// User name for the API ("newdeveloper")
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QString username;
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/// Qhttp object for sending requests.
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QHttp* http;
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/// Use timer to reset lights when we got into "GRABBINGMODE_OFF".
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QTimer timer;
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///
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/// Sends a HTTP GET request (blocking).
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///
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/// @param route the URI of the request
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///
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/// @return response of the request
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///
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QByteArray get(QString route);
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///
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/// Sends a HTTP PUT request (non-blocking).
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///
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/// @param route the URI of the request
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///
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/// @param content content of the request
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///
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void put(QString route, QString content);
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///
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/// @param lightId the id of the hue light (starting from 1)
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///
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/// @return the URI of the light state for PUT requests.
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///
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QString getStateRoute(unsigned int lightId);
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///
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/// @param lightId the id of the hue light (starting from 1)
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///
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/// @return the URI of the light for GET requests.
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///
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QString getRoute(unsigned int lightId);
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///
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/// Queries the status of all lights and saves it.
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///
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/// @param nLights the number of lights
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///
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void saveStates(unsigned int nLights);
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///
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/// Switches the leds on.
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///
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/// @param nLights the number of lights
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///
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void switchOn(unsigned int nLights);
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///
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/// @return true if light states have been saved.
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///
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bool areStatesSaved();
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///
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/// Converts an RGB color to the Hue xy color space and brightness
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/// https://github.com/PhilipsHue/PhilipsHueSDK-iOS-OSX/blob/master/ApplicationDesignNotes/RGB%20to%20xy%20Color%20conversion.md
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///
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/// @param red the red component in [0, 1]
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///
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/// @param green the green component in [0, 1]
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///
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/// @param blue the blue component in [0, 1]
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///
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/// @param lamp the hue lamp instance used for color space checks.
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///
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/// @return color point
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///
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ColorPoint rgbToXYBrightness(float red, float green, float blue, HueLamp lamp);
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///
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/// @param p1 point one
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///
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/// @param p2 point tow
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///
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/// @return the cross product between p1 and p2
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///
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float crossProduct(ColorPoint p1, ColorPoint p2);
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///
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/// @param lamp the hue lamp instance
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///
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/// @param p the color point to check
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///
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/// @return true if the color point is covered by the lamp color space
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///
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bool isPointInLampsReach(HueLamp lamp, ColorPoint p);
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///
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/// @param a reference point one
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///
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/// @param b reference point two
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///
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/// @param p the point to which the closest point is to be found
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///
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/// @return the closest color point of p to a and b
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///
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ColorPoint getClosestPointToPoint(ColorPoint a, ColorPoint b, ColorPoint p);
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///
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/// @param p1 point one
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///
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/// @param p2 point tow
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///
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/// @return the distance between the two points
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///
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float getDistanceBetweenTwoPoints(ColorPoint one, ColorPoint two);
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};
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