mirror of
https://github.com/pevans/erc-c.git
synced 2024-10-31 13:07:14 +00:00
bf529d6c9b
We still need to revise the test code we currently have for handling keyboard functions; I imagine some code will need to be removed.
59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
#ifndef _VM_SCREEN_H_
|
|
#define _VM_SCREEN_H_
|
|
|
|
#include <stdbool.h>
|
|
#include <SDL.h>
|
|
|
|
#include "vm_area.h"
|
|
#include "vm_bits.h"
|
|
|
|
typedef struct {
|
|
/*
|
|
* This is the window in SDL that we're displaying. It's fine for a
|
|
* screen to be headless; that is, not to have a window. Screen
|
|
* functions which deal with SDL will simply not run that code if
|
|
* headless.
|
|
*/
|
|
SDL_Window *window;
|
|
|
|
/*
|
|
* In SDL, the renderer is comparable to the old SDL_Surface type
|
|
* (which is still there!). A renderer is a little more stateful; it
|
|
* contains its own color information to be used when rendering
|
|
* shapes, for example.
|
|
*/
|
|
SDL_Renderer *render;
|
|
|
|
/*
|
|
* These are the x and y coordinates of the window we're creating.
|
|
* FIXME: this should probably be renamed to width and height...
|
|
*/
|
|
int xcoords;
|
|
int ycoords;
|
|
|
|
/*
|
|
* Hang onto the last key pressed and the status of whether a key
|
|
* is pressed right now or not.
|
|
*/
|
|
vm_8bit last_key;
|
|
bool key_pressed;
|
|
|
|
} vm_screen;
|
|
|
|
extern bool vm_screen_active(vm_screen *);
|
|
extern bool vm_screen_key_pressed(vm_screen *);
|
|
extern char vm_screen_last_key(vm_screen *);
|
|
extern int vm_screen_add_window(vm_screen *, int, int);
|
|
extern int vm_screen_init();
|
|
extern int vm_screen_xcoords(vm_screen *);
|
|
extern int vm_screen_ycoords(vm_screen *);
|
|
extern vm_screen *vm_screen_create();
|
|
extern void vm_screen_draw_rect(vm_screen *, vm_area *);
|
|
extern void vm_screen_finish();
|
|
extern void vm_screen_free(vm_screen *);
|
|
extern void vm_screen_refresh(vm_screen *);
|
|
extern void vm_screen_set_color(vm_screen *, uint8_t, uint8_t, uint8_t, uint8_t);
|
|
extern void vm_screen_set_logical_coords(vm_screen *, int, int);
|
|
|
|
#endif
|