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#ifndef UPEM_MORPHING_PITUREFRAME
#define UPEM_MORPHING_PITUREFRAME
#include "morpher/morphing.h"
#include "painter/canvas.h"
#include "component.h"
/**
* File: pictureframe.h
* Pictures handling.
*/
/*Needed storage point to share memory between the origin PictureFrame and the target PictureFrame. It ables to cancel the Add constraint functionality*/
CartesianVector savedPoint;
/**
* Type: CartesianMappingDivision
* Type of functions needed to split CartesianMapping and keep only the CartesianVector needed, related to the type of PictureFrame involved
*/
typedef CartesianVector (*CartesianMappingDivision)(const CartesianMapping *cartesianMapping);
/**
* Struct: PictureFrame
* Represents a component to print pictures.
*
* Fields:
* component - inherent component management of the PictureFrame
* morphing - abstract coordinate transform
* canvas - image that will be printed
* cartesianMappingDivision - pointer of function that gives the role of the current PictureFrame to retrieve the right CartesianVector related to its usage
*/
typedef struct {
Component component;
Morphing *morphing;
Canvas *canvas;
CartesianMappingDivision cartesianMappingDivision;
} PictureFrame;
/**
* Function: pictureframe_origin_split
* Splits the CartesianMapping to get the CartesianVector related to the origin PictureFrame.
*
* Parameters:
* *cartesianMapping - CartesianMapping that contains the origin and target CartesianVector needed to be split
*/
CartesianVector pictureframe_origin_split(const CartesianMapping *cartesianMapping);
/**
* Function: pictureframe_target_split
* Splits the CartesianMapping to get the CartesianVector related to the target PictureFrame.
*
* Parameters:
* *cartesianMapping - CartesianMapping that contains the origin and target CartesianVector needed to be split
*/
CartesianVector pictureframe_target_split(const CartesianMapping *cartesianMapping);
/**
* Function: pictureframe_create
* Allocates and initializes the PictureFrame.
*
* Parameters:
* width - width of the current picture
* height - height of the current picture
* x_pos - position of the button on x axis
* y_pos - position of the button on y axis
* cartesianMappingDivision - pointer of function needed to select the right CartesianVector inside the morphing's CartesianMapping
* *morphing - pointer to the morphing
* *canvas - pointer to the canvas
* clickHandler - pointer of function that will be loaded inside our pictureframe
*
* Returns:
* A pointer of PictureFrame
*/
PictureFrame *pictureframe_create(int width, int height, int x_pos, int y_pos,
CartesianMappingDivision cartesianMappingDivision, Morphing *morphing, Canvas *canvas,
ClickHandler clickHandler);
/**
* Function: pictureframe_destroy
* Frees the current PictureFrame
*
* Parameters:
* *pictureframe - pointer to the current PictureFrame
*/
void pictureframe_destroy(PictureFrame *pictureFrame);
/**
* Function: pictureframe_draw_canvas
* Draws the contained Canvas of the PictureFrame.
*
* Parameters:
* *pictureFrame - current PictureFrame containing the Canvas to print.
*/
void pictureframe_draw_canvas(PictureFrame *pictureFrame);
/**
* Function: pictureframe_click_handler_origin
* Adds a point on the coordinate of the picture that the mouse is pointing.
*
* Parameters:
* x_pos - coordinate on x axis of the mouse
* y_pos - coordinate on y axis of the mouse
* *parameterSelf - pointer that will be casted into a PictureFrame
*/
void pictureframe_click_handler_origin(int x_pos, int y_pos, Component *parameterSelf);
/**
* Function: pictureframe_click_handler_target
* Adds a point on the coordinate of the picture that the mouse is pointing.
*
* Parameters:
* x_pos - coordinate on x axis of the mouse
* y_pos - coordinate on y axis of the mouse
* *parameterSelf - pointer that will be casted into a PictureFrame
*/
void pictureframe_click_handler_target(int x_pos, int y_pos, Component *parameterSelf);
#endif
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