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started working on events

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This commit is contained in:
Alessandro Mauri 2024-03-17 23:34:45 +01:00
parent a374a37971
commit 2dcc1b582c
2 changed files with 43 additions and 10 deletions

42
ugui.c
View File

@ -316,6 +316,7 @@ int ug_frame_begin(UgCtx *ctx)
.id = ROOT_ID,
.type = ETYPE_DIV,
.flags = 0,
.event = 0,
.rect = space,
.div =
{
@ -697,6 +698,14 @@ static UgRect position_element(UgCtx *ctx, UgElem *parent, UgRect rect, int styl
return elem_rect;
}
int is_hovered(UgCtx *ctx, UgElem *elem)
{
if (ctx == NULL || elem == NULL) {
return 0;
}
return is_point_in_rect(ctx->input.mouse_pos, elem->rect);
}
int ug_button(UgCtx *ctx, const char *label, UgRect size)
{
if (ctx == NULL || label == NULL) {
@ -730,13 +739,23 @@ int ug_button(UgCtx *ctx, const char *label, UgRect size)
c_elem->rect = position_element(ctx, parent, size, 1);
// TODO: 3. Fill the button specific fields
} else if (FTEST(parent, ELEM_HASFOCUS)) {
if (is_point_in_rect(ctx->input.mouse_pos, c_elem->rect)) {
}
// TODO: Check for interactions
if (FTEST(parent, ELEM_HASFOCUS)) {
if (is_hovered(ctx, c_elem)) {
c_elem->flags |= ELEM_HASFOCUS;
c_elem->event |= EVENT_MOUSE_HOVER;
bg_color = RGBA(0x00ff00ff);
if (ctx->input.mouse_down & UG_BTN_LEFT) {
c_elem->event |= EVENT_MOUSE_HOLD;
} else {
c_elem->event &= ~EVENT_MOUSE_HOLD;
}
} else {
c_elem->event &= ~EVENT_MOUSE_HOVER;
}
} else {
// TODO: Check for interactions
}
// Draw the button
@ -750,7 +769,7 @@ int ug_button(UgCtx *ctx, const char *label, UgRect size)
};
ug_fifo_enqueue(&ctx->fifo, &cmd);
return 0;
return c_elem->event;
}
int ug_layout_set_row(UgCtx *ctx)
@ -933,11 +952,14 @@ int main(void)
ug_div_begin(&ctx, "main", DIV_FILL);
{
ug_layout_set_column(&ctx);
ug_button(
&ctx,
"button0",
(UgRect) {.y = 100, .x = 100, .w = 30, .h = 30}
);
if (ug_button(
&ctx,
"button0",
(UgRect) {.y = 100, .x = 100, .w = 30, .h = 30}
) &
EVENT_MOUSE_HOLD) {
printf("HOLDING button0\n");
}
ug_layout_next_column(&ctx);
ug_button(&ctx, "button1", (UgRect) {.w = 30, .h = 30});
ug_layout_next_column(&ctx);

11
ugui.h
View File

@ -28,9 +28,20 @@ enum UgElemFlags {
ELEM_HASFOCUS = 1 << 1,
};
enum UgElemEvent {
EVENT_KEY_PRESS = 1 << 0,
EVENT_KEY_RELEASE = 1 << 1,
EVENT_KEY_HOLD = 1 << 2,
EVENT_MOUSE_HOVER = 1 << 3,
EVENT_MOUSE_PRESS = 1 << 4,
EVENT_MOUSE_RELEASE = 1 << 5,
EVENT_MOUSE_HOLD = 1 << 6,
};
typedef struct {
UgId id;
uint32_t flags;
uint32_t event;
UgRect rect;
UgElemType type;