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[ui] Give panels/windows a group offset 

This allows for finer control of render order and thus layering (will be
important for menus).
This commit is contained in:
Bill Currie 2023-07-12 10:17:43 +09:00
parent 313aa116f8
commit 1404b85846
2 changed files with 4 additions and 2 deletions
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1
include/QF/ui/imui.h
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@ -76,6 +76,7 @@ typedef struct imui_window_s {
int ypos;
int xlen;
int ylen;
int group_offset;
int mode;
bool is_open;
bool is_collapsed;

5
libs/ui/imui.c
View File

@ -58,7 +58,7 @@
#define c_color (ctx->tsys.text_base + text_color)
#define c_fill (ctx->csys.base + canvas_fill)
#define imui_draw_group ((1 << 15) - 1)
#define imui_draw_group ((1 << 14) - 1)
#define imui_ontop ((1 << 15) - 1)
#define imui_onbottom (-(1 << 15) + 1)
@ -1062,7 +1062,8 @@ IMUI_StartPanel (imui_ctx_t *ctx, imui_window_t *panel)
DARRAY_APPEND (&ctx->parent_stack, ctx->current_parent);
auto canvas = Canvas_New (ctx->csys);
*Canvas_DrawGroup (ctx->csys, canvas) = imui_draw_group;
int draw_group = imui_draw_group + panel->group_offset;
*Canvas_DrawGroup (ctx->csys, canvas) = draw_group;
auto panel_view = Canvas_GetRootView (ctx->csys, canvas);
state->entity = panel_view.id;
panel->mode = update_hot_active (ctx, old_entity, state->entity);