finish update_container()
This commit is contained in:
parent
894b2763c0
commit
056c622895
123
ugui.c
123
ugui.c
@ -15,6 +15,8 @@
|
||||
#define PPI_PPD(ppi, scale) (PPI_PPM(ppi, scale) * 0.3528)
|
||||
#define IS_VALID_UNIT(u) (u==UG_UNIT_PX||u==UG_UNIT_MM||u==UG_UNIT_PT)
|
||||
#define UG_ERR(...) err(errno, "__FUNCTION__: " __VA_ARGS__)
|
||||
#define BETWEEN(x, min, max) (x <= max && x >= min)
|
||||
|
||||
|
||||
// default style
|
||||
// TODO: fill default style
|
||||
@ -25,9 +27,18 @@ static const ug_style_t default_style = {
|
||||
.size = SIZE_PX(16),
|
||||
.alt_size = SIZE_PX(12),
|
||||
},
|
||||
.cnt = {
|
||||
.bg_color = RGB_FORMAT(0xaaaaaa),
|
||||
.border.t = SIZE_PX(3),
|
||||
.border.b = SIZE_PX(3),
|
||||
.border.l = SIZE_PX(3),
|
||||
.border.r = SIZE_PX(3),
|
||||
.titlebar.height = SIZE_PX(20),
|
||||
.titlebar.bg_color = RGB_FORMAT(0xbababa),
|
||||
},
|
||||
};
|
||||
|
||||
static const ug_vec2_t max_size = {10e6, 10e6};
|
||||
static const ug_vec2_t max_size = {{10e6}, {10e6}};
|
||||
|
||||
static ug_style_t style_cache = {0};
|
||||
|
||||
@ -102,6 +113,10 @@ ug_rect_t rect_to_px(ug_ctx_t *ctx, ug_rect_t rect)
|
||||
}
|
||||
|
||||
|
||||
#define mousedown(ctx, btn) (ctx->mouse.press_mask & ctx->mouse.down_mask & btn)
|
||||
#define mouseup(ctx, btn) (ctx->mouse.press_mask & ~ctx->mouse.down_mask & btn)
|
||||
|
||||
|
||||
/*=============================================================================*
|
||||
* Context Operations *
|
||||
*=============================================================================*/
|
||||
@ -214,17 +229,17 @@ int ug_ctx_set_unit(ug_ctx_t *ctx, ug_unit_t unit)
|
||||
static ug_container_t *get_container(ug_ctx_t *ctx, ug_id_t id)
|
||||
{
|
||||
ug_container_t *c = NULL;
|
||||
for (int i = 0; i < ctx->container_stack.idx; i++) {
|
||||
if (ctx->container_stack.items[i].id == id) {
|
||||
c = &(ctx->container_stack.items[i]);
|
||||
for (int i = 0; i < ctx->cnt_stack.idx; i++) {
|
||||
if (ctx->cnt_stack.items[i].id == id) {
|
||||
c = &(ctx->cnt_stack.items[i]);
|
||||
break;
|
||||
}
|
||||
}
|
||||
// if the container was not already there allocate a new one
|
||||
if (!c) {
|
||||
if(ctx->container_stack.idx >= ctx->container_stack.size)
|
||||
grow(ctx->container_stack);
|
||||
c = &(ctx->container_stack.items[ctx->container_stack.idx++]);
|
||||
if(ctx->cnt_stack.idx >= ctx->cnt_stack.size)
|
||||
grow(ctx->cnt_stack);
|
||||
c = &(ctx->cnt_stack.items[ctx->cnt_stack.idx++]);
|
||||
}
|
||||
|
||||
return c;
|
||||
@ -250,19 +265,103 @@ static void update_container(ug_ctx_t *ctx, ug_container_t *cnt)
|
||||
// the absoulute position of the container
|
||||
ug_rect_t rect_abs = cnt->rect;
|
||||
|
||||
/*
|
||||
* Container style:
|
||||
*
|
||||
* rect_abs(0,0)
|
||||
* v
|
||||
* +-----------------------------------------------+
|
||||
* | Titlebar |
|
||||
* +-----------------------------------------------+
|
||||
* |+---------------------------------------------+|
|
||||
* ||\ ^ Border Top ^ ||
|
||||
* || \_ rect(0,0) ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || < Border Left ||
|
||||
* || Border Right > ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* || ||
|
||||
* |+---------------------------------------------+|
|
||||
* +-----------------------------------------------+
|
||||
* ^ Border Bottom ^
|
||||
*/
|
||||
|
||||
const ug_style_t *s = ctx->style_px;
|
||||
// 0 -> take all the space, <0 -> take absolute
|
||||
if (rect_abs.w == 0) rect_abs.w = ctx->size.w;
|
||||
else if (rect_abs.w < 0) rect_abs.w = -rect_abs.w;
|
||||
if (rect_abs.h == 0) rect_abs.h = ctx->size.h;
|
||||
else if (rect_abs.h < 0) rect_abs.h = -rect_abs.h;
|
||||
if (rect_abs.w < 0) rect_abs.w = -rect_abs.w;
|
||||
if (rect_abs.h < 0) rect_abs.h = -rect_abs.h;
|
||||
|
||||
if (rect_abs.w == 0) rect_abs.w = ctx->size.w -
|
||||
s->cnt.border.l.size -
|
||||
s->cnt.border.r.size ;
|
||||
if (rect_abs.h == 0) rect_abs.h = ctx->size.h -
|
||||
s->cnt.border.t.size -
|
||||
s->cnt.border.b.size ;
|
||||
if (cnt->flags & UG_CNT_MOVABLE)
|
||||
rect_abs.h -= s->cnt.titlebar.height.size;
|
||||
|
||||
// <0 -> relative to the right margin
|
||||
if (rect_abs.x < 0) rect_abs.x = ctx->size.x - rect_abs.w + rect_abs.x;
|
||||
if (rect_abs.y < 0) rect_abs.y = ctx->size.y - rect_abs.h + rect_abs.y;
|
||||
|
||||
// if we had focus the frame before, then do shit
|
||||
// FIXME: if this is a brand new container then do we need to handle user
|
||||
// inputs, since all inputs lag one frame, then it would make no sense
|
||||
if (ctx->hover.cnt == cnt->id) {
|
||||
// TODO: do stuff
|
||||
// mouse pressed handle resize, for simplicity containers can only
|
||||
// be resized from the bottom and right border
|
||||
if (mousedown(ctx, UG_BTN_RIGHT)) {
|
||||
ug_vec2_t mpos = ctx->mouse.pos;
|
||||
int minx, maxx, miny, maxy;
|
||||
|
||||
// handle movable windows
|
||||
minx = rect_abs.x;
|
||||
maxx = rect_abs.x + rect_abs.w - s->cnt.border.r.size;
|
||||
miny = rect_abs.y;
|
||||
maxy = rect_abs.y + s->cnt.titlebar.height.size;
|
||||
if (cnt->flags & UG_CNT_MOVABLE &&
|
||||
BETWEEN(mpos.x, minx, maxx) &&
|
||||
BETWEEN(mpos.y, miny, maxy)) {
|
||||
rect_abs.x += ctx->mouse.delta.x;
|
||||
rect_abs.y += ctx->mouse.delta.y;
|
||||
cnt->rect.x += ctx->mouse.delta.x;
|
||||
cnt->rect.y += ctx->mouse.delta.y;
|
||||
}
|
||||
|
||||
// right border resize
|
||||
minx = rect_abs.x + rect_abs.w - s->cnt.border.r.size;
|
||||
maxx = rect_abs.x + rect_abs.w;
|
||||
miny = rect_abs.y;
|
||||
maxy = rect_abs.y + rect_abs.h;
|
||||
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
|
||||
rect_abs.w += ctx->mouse.delta.x;
|
||||
cnt->rect.w += ctx->mouse.delta.x;
|
||||
}
|
||||
|
||||
// bottom border resize
|
||||
minx = rect_abs.x;
|
||||
maxx = rect_abs.x + rect_abs.w;
|
||||
miny = rect_abs.y + rect_abs.h - s->cnt.border.b.size;
|
||||
maxy = rect_abs.y + rect_abs.h;
|
||||
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
|
||||
rect_abs.h += ctx->mouse.delta.y;
|
||||
cnt->rect.h += ctx->mouse.delta.y;
|
||||
}
|
||||
}
|
||||
// TODO: what if I want to close a floating container?
|
||||
// Maybe add a UG_CNT_CLOSABLE flag?
|
||||
|
||||
// TODO: what about scrolling? how do we know if we need to draw
|
||||
// a scroll bar? Maybe add that information inside the
|
||||
// container structure
|
||||
}
|
||||
|
||||
// push the appropriate rectangles to the drawing stack
|
||||
|
29
ugui.h
29
ugui.h
@ -52,13 +52,18 @@ typedef struct {
|
||||
ug_color_t color, alt_color;
|
||||
ug_size_t size, alt_size;
|
||||
} text;
|
||||
ug_color_t bg_color;
|
||||
// base sizes for all elements, some elements should be different, like
|
||||
// buttons and other things that need to stand out
|
||||
|
||||
struct {
|
||||
ug_size_t width, height, border_width;
|
||||
ug_color_t color, hover_color, active_color;
|
||||
} base;
|
||||
ug_color_t bg_color;
|
||||
struct {
|
||||
ug_size_t t, b, l, r;
|
||||
} border;
|
||||
// titlebar only gets applied to movable containers
|
||||
struct {
|
||||
ug_size_t height;
|
||||
ug_color_t bg_color;
|
||||
} titlebar;
|
||||
} cnt;
|
||||
|
||||
// a button should stand out, hence the different colors
|
||||
struct {
|
||||
@ -85,6 +90,16 @@ typedef struct {
|
||||
|
||||
} ug_style_t;
|
||||
|
||||
|
||||
// mouse buttons
|
||||
enum {
|
||||
UG_BTN_LEFT = BIT(1),
|
||||
UG_BTN_MIDDLE = BIT(1),
|
||||
UG_BTN_RIGHT = BIT(1),
|
||||
UG_BTN_4 = BIT(1),
|
||||
UG_BTN_5 = BIT(1),
|
||||
};
|
||||
|
||||
// context
|
||||
typedef struct {
|
||||
// some style information
|
||||
@ -131,7 +146,7 @@ typedef struct {
|
||||
// input text buffer
|
||||
char input_text[32];
|
||||
// stacks
|
||||
UG_STACK(ug_container_t) container_stack;
|
||||
UG_STACK(ug_container_t) cnt_stack;
|
||||
} ug_ctx_t;
|
||||
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user