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#ifndef UPEM_MORPHING_COMPONENT
#define UPEM_MORPHING_COMPONENT
/**
* File: component.h
* Components implementation.
*
* Author:
* Adam NAILI
*/
/**
* Enum: Mode
*
* WAITING_BUTTON_SHOW - Waits a click on buttons to perform actions and paints the constraint points on the GUI
* WAITING_BUTTON_HIDE - Waits a click on buttons to perform actions and does not print the constraint points on the GUI
* INSERT_ORIGIN - Waits a click on the origin pictureframe and lock other components
* INSERT_TARGET - Waits a click on the target pictureframe and lock other components
* PRINTING - Force the application to paint the pictureframes
* EXITING - Exits the programme
* PRINTING_BUTTONS - paints the buttons
* RENDERING - launches the rendering mode
*/
typedef enum {
WAITING_BUTTON_SHOW, WAITING_BUTTON_HIDE, INSERT_ORIGIN, INSERT_TARGET, PRINTING, EXITING, PRINTING_BUTTONS, RENDERING
} Mode;
/**
* Mode is used for application status rotation. It is shared between our components. In OOP, this could have been a
* static attribute of the class.
**/
extern Mode mode;
/**
* Components have no access to exterior. They can access only to themselves due to the generic implementation. These
* variables are the easiest way to share memory between components.
* frame and labelFrame is used to frame management and printing this number of frame on one of the button. Button are
* not designed to have a dynamic label, so this implementation is the fastest without breaking the code or creating
* another type of components.
*/
extern int frame;
extern char labelFrame[20];
struct Component;
/**
* Type: ClickHandler
* Type of functions that handle mouse's clicks.
*/
typedef void (*ClickHandler)(int x_pos, int y_pos, struct Component *parameter);
/**
* Type: PrintMethod
* Type of functions that will be used to print our component. This must be initialized by the initialization function of the component.
*/
typedef void (*PrintMethod)(struct Component *);
/**
* Struct: Component
* Represents an abstract module handling clicks and a way to be print on the screen.
*
* Fields:
* width - width of the component
* height - height of the component
* x_pos - position on the x axis from the origin meant to be placed in top left
* y_pos - position on the y axis from the origin meant to be placed in top left
* click_handler - pointer of function that is called on mouse click
* print_method - pointer of function that handle the component's print
*/
typedef struct Component {
int width, height;
int x_pos, y_pos;
ClickHandler click_handler;
PrintMethod print_method;
} Component;
#endif
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