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Extended 16-bit scrollbar offsets to 32-bit #312

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This commit is contained in:
vurtun 2016-12-31 20:05:17 +01:00
parent a835309973
commit e63ae83349
3 changed files with 87 additions and 68 deletions
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1
CHANGELOG.md
View File

@ -1,4 +1,5 @@
# Changelog
- 2016/12/31 (1.20) - Extended scrollbar offset from 16-bit to 32-bit
- 2016/12/31 (1.192)- Fixed closing window bug of minimized windows
- 2016/12/03 (1.191)- Fixed wrapped text with no seperator and C89 error
- 2016/12/03 (1.19) - Changed text wrapping to process words not characters

2
demo/overview.c
View File

@ -806,7 +806,7 @@ overview(struct nk_context *ctx)
nk_checkbox_label(ctx, "Border", &group_border);
nk_checkbox_label(ctx, "No Scrollbar", &group_no_scrollbar);
nk_layout_row_begin(ctx, NK_STATIC, 22, 2);
nk_layout_row_begin(ctx, NK_STATIC, 22, 3);
nk_layout_row_push(ctx, 50);
nk_label(ctx, "size:", NK_TEXT_LEFT);
nk_layout_row_push(ctx, 130);

152
nuklear.h
View File

@ -1,5 +1,5 @@
/*
Nuklear - v1.18 - public domain
Nuklear - v1.20 - public domain
no warrenty implied; use at your own risk.
authored from 2015-2016 by Micha Mettke
@ -456,7 +456,7 @@ typedef char nk_glyph[NK_UTF_SIZE];
typedef union {void *ptr; int id;} nk_handle;
struct nk_image {nk_handle handle;unsigned short w,h;unsigned short region[4];};
struct nk_cursor {struct nk_image img; struct nk_vec2 size, offset;};
struct nk_scroll {unsigned short x, y;};
struct nk_scroll {nk_uint x, y;};
enum nk_heading {NK_UP, NK_RIGHT, NK_DOWN, NK_LEFT};
enum nk_button_behavior {NK_BUTTON_DEFAULT, NK_BUTTON_REPEATER};
@ -507,8 +507,8 @@ struct nk_list_view {
/* private: */
int total_height;
struct nk_context *ctx;
nk_ushort *scroll_pointer;
nk_ushort scroll_value;
nk_uint *scroll_pointer;
nk_uint scroll_value;
};
enum nk_symbol_type {
@ -763,10 +763,10 @@ NK_API float nk_layout_ratio_from_pixel(struct nk_context*, f
/* Layout: Group */
NK_API int nk_group_begin(struct nk_context*, const char *title, nk_flags);
NK_API void nk_group_end(struct nk_context*);
NK_API int nk_group_scrolled_offset_begin(struct nk_context*, nk_uint *x_offset, nk_uint *y_offset, const char*, nk_flags);
NK_API int nk_group_scrolled_begin(struct nk_context*, struct nk_scroll*, const char *title, nk_flags);
NK_API void nk_group_scrolled_end(struct nk_context*);
NK_API void nk_group_end(struct nk_context*);
NK_API int nk_list_view_begin(struct nk_context*, struct nk_list_view *out, const char *id, nk_flags, int row_height, int row_count);
NK_API void nk_list_view_end(struct nk_list_view*);
@ -2677,7 +2677,8 @@ struct nk_panel {
enum nk_panel_type type;
nk_flags flags;
struct nk_rect bounds;
struct nk_scroll *offset;
nk_uint *offset_x;
nk_uint *offset_y;
float at_x, at_y, max_x;
float footer_height;
float header_height;
@ -16643,12 +16644,12 @@ nk_panel_end(struct nk_context *ctx)
empty_space.y = layout->bounds.y;
empty_space.w = panel_padding.x + layout->border;
empty_space.h = layout->bounds.h;
if (layout->offset->y == 0 && !(layout->flags & NK_WINDOW_NO_SCROLLBAR))
if (*layout->offset_y == 0 && !(layout->flags & NK_WINDOW_NO_SCROLLBAR))
empty_space.w += scrollbar_size.x;
nk_fill_rect(out, empty_space, 0, style->window.background);
/* fill bottom empty space */
if (layout->offset->x != 0 && !(layout->flags & NK_WINDOW_NO_SCROLLBAR)) {
if (*layout->offset_x != 0 && !(layout->flags & NK_WINDOW_NO_SCROLLBAR)) {
empty_space.x = window->bounds.x;
empty_space.y = layout->bounds.y + layout->bounds.h;
empty_space.w = window->bounds.w;
@ -16676,7 +16677,7 @@ nk_panel_end(struct nk_context *ctx)
scroll.w = scrollbar_size.x;
scroll.h = layout->bounds.h;
scroll_offset = layout->offset->y;
scroll_offset = *layout->offset_y;
scroll_step = scroll.h * 0.10f;
scroll_inc = scroll.h * 0.01f;
scroll_target = (float)(int)(layout->at_y - scroll.y);
@ -16722,7 +16723,7 @@ nk_panel_end(struct nk_context *ctx)
scroll_offset = nk_do_scrollbarv(&state, out, scroll, scroll_has_scrolling,
scroll_offset, scroll_target, scroll_step, scroll_inc,
&ctx->style.scrollv, in, style->font);
layout->offset->y = (unsigned short)scroll_offset;
*layout->offset_y = (nk_uint)scroll_offset;
if (in && scroll_has_scrolling)
in->mouse.scroll_delta = 0;
}
@ -16734,7 +16735,7 @@ nk_panel_end(struct nk_context *ctx)
scroll.w = layout->bounds.w;
scroll.h = scrollbar_size.y;
scroll_offset = layout->offset->x;
scroll_offset = *layout->offset_x;
scroll_target = (float)(int)(layout->max_x - scroll.x);
scroll_step = layout->max_x * 0.05f;
scroll_inc = layout->max_x * 0.005f;
@ -16742,7 +16743,7 @@ nk_panel_end(struct nk_context *ctx)
scroll_offset = nk_do_scrollbarh(&state, out, scroll, scroll_has_scrolling,
scroll_offset, scroll_target, scroll_step, scroll_inc,
&ctx->style.scrollh, in, style->font);
layout->offset->x = (unsigned short)scroll_offset;
*layout->offset_x = (nk_uint)scroll_offset;
}
}
@ -17338,7 +17339,8 @@ nk_begin_titled(struct nk_context *ctx, const char *name, const char *title,
win->layout = (struct nk_panel*)nk_create_panel(ctx);
ctx->current = win;
ret = nk_panel_begin(ctx, title, NK_PANEL_WINDOW);
win->layout->offset = &win->scrollbar;
win->layout->offset_x = &win->scrollbar.x;
win->layout->offset_y = &win->scrollbar.y;
return ret;
}
@ -17743,8 +17745,9 @@ nk_menubar_begin(struct nk_context *ctx)
layout->menu.x = layout->at_x;
layout->menu.y = layout->at_y + layout->row.height;
layout->menu.w = layout->bounds.w;
layout->menu.offset = *layout->offset;
layout->offset->y = 0;
layout->menu.offset.x = *layout->offset_x;
layout->menu.offset.y = *layout->offset_y;
*layout->offset_y = 0;
}
NK_API void
@ -17770,7 +17773,8 @@ nk_menubar_end(struct nk_context *ctx)
layout->bounds.y += layout->menu.h + ctx->style.window.spacing.y + layout->row.height;
layout->bounds.h -= layout->menu.h + ctx->style.window.spacing.y + layout->row.height;
*layout->offset = layout->menu.offset;
*layout->offset_x = layout->menu.offset.x;
*layout->offset_y = layout->menu.offset.y;
layout->at_y = layout->bounds.y - layout->row.height;
layout->clip.y = layout->bounds.y;
@ -18091,8 +18095,8 @@ nk_layout_space_to_screen(struct nk_context *ctx, struct nk_vec2 ret)
win = ctx->current;
layout = win->layout;
ret.x += layout->at_x - layout->offset->x;
ret.y += layout->at_y - layout->offset->y;
ret.x += layout->at_x - *layout->offset_x;
ret.y += layout->at_y - *layout->offset_y;
return ret;
}
@ -18108,8 +18112,8 @@ nk_layout_space_to_local(struct nk_context *ctx, struct nk_vec2 ret)
win = ctx->current;
layout = win->layout;
ret.x += -layout->at_x + layout->offset->x;
ret.y += -layout->at_y + layout->offset->y;
ret.x += -layout->at_x + *layout->offset_x;
ret.y += -layout->at_y + *layout->offset_y;
return ret;
}
@ -18125,8 +18129,8 @@ nk_layout_space_rect_to_screen(struct nk_context *ctx, struct nk_rect ret)
win = ctx->current;
layout = win->layout;
ret.x += layout->at_x - layout->offset->x;
ret.y += layout->at_y - layout->offset->y;
ret.x += layout->at_x - *layout->offset_x;
ret.y += layout->at_y - *layout->offset_y;
return ret;
}
@ -18142,8 +18146,8 @@ nk_layout_space_rect_to_local(struct nk_context *ctx, struct nk_rect ret)
win = ctx->current;
layout = win->layout;
ret.x += -layout->at_x + layout->offset->x;
ret.y += -layout->at_y + layout->offset->y;
ret.x += -layout->at_x + *layout->offset_x;
ret.y += -layout->at_y + *layout->offset_y;
return ret;
}
@ -18217,9 +18221,9 @@ nk_layout_widget_space(struct nk_rect *bounds, const struct nk_context *ctx,
case NK_LAYOUT_DYNAMIC_FREE: {
/* panel width depended free widget placing */
bounds->x = layout->at_x + (layout->bounds.w * layout->row.item.x);
bounds->x -= layout->offset->x;
bounds->x -= *layout->offset_x;
bounds->y = layout->at_y + (layout->row.height * layout->row.item.y);
bounds->y -= layout->offset->y;
bounds->y -= *layout->offset_y;
bounds->w = layout->bounds.w * layout->row.item.w;
bounds->h = layout->row.height * layout->row.item.h;
return;
@ -18259,9 +18263,9 @@ nk_layout_widget_space(struct nk_rect *bounds, const struct nk_context *ctx,
bounds->w = layout->row.item.w;
if (((bounds->x + bounds->w) > layout->max_x) && modify)
layout->max_x = (bounds->x + bounds->w);
bounds->x -= layout->offset->x;
bounds->x -= *layout->offset_x;
bounds->y = layout->at_y + layout->row.item.y;
bounds->y -= layout->offset->y;
bounds->y -= *layout->offset_y;
bounds->h = layout->row.item.h;
return;
};
@ -18278,11 +18282,11 @@ nk_layout_widget_space(struct nk_rect *bounds, const struct nk_context *ctx,
/* set the bounds of the newly allocated widget */
bounds->w = item_width;
bounds->h = layout->row.height - spacing.y;
bounds->y = layout->at_y - layout->offset->y;
bounds->y = layout->at_y - *layout->offset_y;
bounds->x = layout->at_x + item_offset + item_spacing + padding.x;
if (((bounds->x + bounds->w) > layout->max_x) && modify)
layout->max_x = bounds->x + bounds->w;
bounds->x -= layout->offset->x;
bounds->x -= *layout->offset_x;
}
NK_INTERN void
@ -18431,7 +18435,7 @@ nk_tree_state_base(struct nk_context *ctx, enum nk_tree_type type,
/* increase x-axis cursor widget position pointer */
if (*state == NK_MAXIMIZED) {
layout->at_x = header.x + layout->offset->x + style->tab.indent;
layout->at_x = header.x + *layout->offset_x + style->tab.indent;
layout->bounds.w = NK_MAX(layout->bounds.w, style->tab.indent);
layout->bounds.w -= (style->tab.indent + style->window.padding.x);
layout->row.tree_depth++;
@ -20302,8 +20306,8 @@ nk_plot_function(struct nk_context *ctx, enum nk_chart_type type, void *userdata
*
* --------------------------------------------------------------*/
NK_API int
nk_group_scrolled_begin(struct nk_context *ctx,
struct nk_scroll *scroll, const char *title, nk_flags flags)
nk_group_scrolled_offset_begin(struct nk_context *ctx,
nk_uint *x_offset, nk_uint *y_offset, const char *title, nk_flags flags)
{
struct nk_rect bounds;
struct nk_window panel;
@ -20324,8 +20328,8 @@ nk_group_scrolled_begin(struct nk_context *ctx,
nk_zero(&panel, sizeof(panel));
panel.bounds = bounds;
panel.flags = flags;
panel.scrollbar.x = scroll->x;
panel.scrollbar.y = scroll->y;
panel.scrollbar.x = *x_offset;
panel.scrollbar.y = *y_offset;
panel.buffer = win->buffer;
panel.layout = (struct nk_panel*)nk_create_panel(ctx);
ctx->current = &panel;
@ -20333,7 +20337,8 @@ nk_group_scrolled_begin(struct nk_context *ctx,
win->buffer = panel.buffer;
win->buffer.clip = panel.layout->clip;
panel.layout->offset = scroll;
panel.layout->offset_x = x_offset;
panel.layout->offset_y = y_offset;
panel.layout->parent = win->layout;
win->layout = panel.layout;
ctx->current = win;
@ -20382,8 +20387,8 @@ nk_group_scrolled_end(struct nk_context *ctx)
pan.bounds.w += ctx->style.window.scrollbar_size.x;
pan.bounds.h += ctx->style.window.scrollbar_size.y;
}
pan.scrollbar.x = (unsigned short)g->offset->x;
pan.scrollbar.y = (unsigned short)g->offset->y;
pan.scrollbar.x = *g->offset_x;
pan.scrollbar.y = *g->offset_y;
pan.flags = g->flags;
pan.buffer = win->buffer;
pan.layout = g;
@ -20404,13 +20409,19 @@ nk_group_scrolled_end(struct nk_context *ctx)
return;
}
NK_API int
nk_group_scrolled_begin(struct nk_context *ctx,
struct nk_scroll *scroll, const char *title, nk_flags flags)
{return nk_group_scrolled_offset_begin(ctx, &scroll->x, &scroll->y, title, flags);}
NK_API int
nk_group_begin(struct nk_context *ctx, const char *title, nk_flags flags)
{
int title_len;
nk_hash title_hash;
union {struct nk_scroll *s; nk_uint *i;} value;
struct nk_window *win;
nk_uint *x_offset;
nk_uint *y_offset;
NK_ASSERT(ctx);
NK_ASSERT(title);
@ -20423,21 +20434,22 @@ nk_group_begin(struct nk_context *ctx, const char *title, nk_flags flags)
win = ctx->current;
title_len = (int)nk_strlen(title);
title_hash = nk_murmur_hash(title, (int)title_len, NK_PANEL_GROUP);
value.i = nk_find_value(win, title_hash);
if (!value.i) {
value.i = nk_add_value(ctx, win, title_hash, 0);
NK_ASSERT(value.i);
if (!value.i) return 0;
*value.i = 0;
}
return nk_group_scrolled_begin(ctx, value.s, title, flags);
x_offset = nk_find_value(win, title_hash);
if (!x_offset) {
x_offset = nk_add_value(ctx, win, title_hash, 0);
y_offset = nk_add_value(ctx, win, title_hash+1, 0);
NK_ASSERT(x_offset);
NK_ASSERT(y_offset);
if (!x_offset || !y_offset) return 0;
*x_offset = *y_offset = 0;
} else y_offset = nk_find_value(win, title_hash+1);
return nk_group_scrolled_offset_begin(ctx, x_offset, y_offset, title, flags);
}
NK_API void
nk_group_end(struct nk_context *ctx)
{
nk_group_scrolled_end(ctx);
}
{nk_group_scrolled_end(ctx);}
NK_API int
nk_list_view_begin(struct nk_context *ctx, struct nk_list_view *view,
@ -20445,7 +20457,8 @@ nk_list_view_begin(struct nk_context *ctx, struct nk_list_view *view,
{
int title_len;
nk_hash title_hash;
union {struct nk_scroll *s; nk_uint *i;} value;
nk_uint *x_offset;
nk_uint *y_offset;
int result;
struct nk_window *win;
@ -20463,21 +20476,24 @@ nk_list_view_begin(struct nk_context *ctx, struct nk_list_view *view,
item_spacing = style->window.spacing;
row_height += NK_MAX(0, (int)item_spacing.y);
/* find persistent group scrollbar offset */
/* find persistent list view scrollbar offset */
title_len = (int)nk_strlen(title);
title_hash = nk_murmur_hash(title, (int)title_len, NK_PANEL_GROUP);
value.i = nk_find_value(win, title_hash);
if (!value.i) {
value.i = nk_add_value(ctx, win, title_hash, 0);
NK_ASSERT(value.i);
if (!value.i) return 0;
*value.i = 0;
}
view->scroll_value = value.s->y;
view->scroll_pointer = &value.s->y;
x_offset = nk_find_value(win, title_hash);
if (!x_offset) {
x_offset = nk_add_value(ctx, win, title_hash, 0);
y_offset = nk_add_value(ctx, win, title_hash+1, 0);
value.s->y = 0;
result = nk_group_scrolled_begin(ctx, value.s, title, flags);
NK_ASSERT(x_offset);
NK_ASSERT(y_offset);
if (!x_offset || !y_offset) return 0;
*x_offset = *y_offset = 0;
} else y_offset = nk_find_value(win, title_hash+1);
view->scroll_value = *y_offset;
view->scroll_pointer = y_offset;
*y_offset = 0;
result = nk_group_scrolled_offset_begin(ctx, x_offset, y_offset, title, flags);
win = ctx->current;
layout = win->layout;
@ -20505,7 +20521,7 @@ nk_list_view_end(struct nk_list_view *view)
win = ctx->current;
layout = win->layout;
layout->at_y = layout->bounds.y + (float)view->total_height;
*view->scroll_pointer = (nk_ushort)(*view->scroll_pointer + view->scroll_value);
*view->scroll_pointer = *view->scroll_pointer + view->scroll_value;
nk_group_end(view->ctx);
}
@ -20588,7 +20604,8 @@ nk_popup_begin(struct nk_context *ctx, enum nk_popup_type type,
root = root->parent;
}
win->popup.active = 1;
popup->layout->offset = &popup->scrollbar;
popup->layout->offset_x = &popup->scrollbar.x;
popup->layout->offset_y = &popup->scrollbar.y;
popup->layout->parent = win->layout;
return 1;
} else {
@ -20677,7 +20694,8 @@ nk_nonblock_begin(struct nk_context *ctx,
nk_panel_begin(ctx, 0, panel_type);
win->buffer = popup->buffer;
popup->layout->parent = win->layout;
popup->layout->offset = &popup->scrollbar;
popup->layout->offset_x = &popup->scrollbar.x;
popup->layout->offset_y = &popup->scrollbar.y;
/* set read only mode to all parent panels */
{struct nk_panel *root;