49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
#ifndef KOLIBRI_BUTTON_H
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#define KOLIBRI_BUTTON_H
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typedef struct {
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unsigned int x65536sizex;
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unsigned int y65536sizey;
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unsigned int color;
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unsigned int identifier;
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unsigned int XY;
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}kolibri_button;
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kolibri_button *kolibri_new_button(unsigned int tlx, unsigned int tly, unsigned int sizex, unsigned int sizey,
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unsigned int identifier, unsigned int color)
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{
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kolibri_button* new_button = (kolibri_button *)malloc(sizeof(kolibri_button));
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new_button -> x65536sizex = (tlx << 16) + sizex;
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new_button -> y65536sizey = (tly << 16) + sizey;
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new_button -> color = color;
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new_button -> identifier = identifier;
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new_button -> XY = 0;
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return new_button;
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}
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__attribute__((__stdcall__))
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static inline void draw_button(kolibri_button *some_button)
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{
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define_button(some_button -> x65536sizex, some_button -> y65536sizey, some_button -> identifier, some_button -> color);
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}
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unsigned int kolibri_button_get_identifier(void)
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{
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unsigned int identifier;
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__asm__ __volatile__(
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"int $0x40"
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:"=a"(identifier)
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:"a"(17)
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);
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/* If no button pressed, returns 1 */
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/* Otherwise, returns identifier of button */
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if(identifier != 1) /* Button was detected indeed */
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return identifier>>8;
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else
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return identifier; /* No button detected */
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}
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#endif /* KOLIBRI_BUTTON_H */
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