GBAlatro
A Demake of Balatro for the GBA
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button.h
Go to the documentation of this file.
1
8#ifndef BUTTON_H
9#define BUTTON_H
10
11#include <tonc_types.h>
12
13#define BTN_HIGHLIGHT_COLOR 0xFFFF
14
15#define BUTTON_SFX_VOLUME 154 // 60% of MM_SFX_FULL_VOLUME
16
20typedef void (*ButtonOnPressedFunc)(void);
21
25typedef bool (*ButtonCanBePressedFunc)(void);
26
30typedef struct
31{
32 // Using u8 for the palette indices to make sure they don't overflow pal_bg_mem
33
37 u8 border_pal_idx;
38
43 u8 button_pal_idx;
44
50 ButtonOnPressedFunc on_pressed;
51
56 ButtonCanBePressedFunc can_be_pressed;
57} Button;
58
64void button_set_highlight(Button* button, bool highlight);
65
75void button_press(Button* button);
76
77#endif // BUTTON_H
button_press
void button_press(Button *button)
Execute a button press, by calling the button's on_pressed function. This checks the button's can_be_...
Definition button.c:18
ButtonCanBePressedFunc
bool(* ButtonCanBePressedFunc)(void)
Returns true if the button should be activated when pressed.
Definition button.h:25
ButtonOnPressedFunc
void(* ButtonOnPressedFunc)(void)
The function to be called when the button is pressed.
Definition button.h:20
button_set_highlight
void button_set_highlight(Button *button, bool highlight)
Set the button highlight on or off.
Definition button.c:8
Button
A button representation.
Definition button.h:31
Button::on_pressed
ButtonOnPressedFunc on_pressed
Called when the button is pressed if can_be_pressed, don't call this directly, call button_press() in...
Definition button.h:50
Button::button_pal_idx
u8 button_pal_idx
Palette index of the color of the button itself, used for the border when not highlighted.
Definition button.h:43
Button::border_pal_idx
u8 border_pal_idx
Palette index of the button border whose color is updated depending on highlight.
Definition button.h:37
Button::can_be_pressed
ButtonCanBePressedFunc can_be_pressed
Returns true if the button should be activated when pressed. Can be NULL if button can always be pres...
Definition button.h:56