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right mouse events

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master
Alessandro Mauri 1 year ago
parent 05b6f9eae8
commit 288bd38b42
2 changed files with 76 additions and 28 deletions
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  1. 84
      ugui.c
  2. 20
      ugui.h

84
ugui.c
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@ -13,11 +13,28 @@
#define DEF_PPI 96.0
#define STACK_STEP 64
#define RESIZEALL UG_CNT_RESIZE_RIGHT | \
UG_CNT_RESIZE_BOTTOM | \
UG_CNT_RESIZE_LEFT | \
UG_CNT_RESIZE_TOP
#define BTN_ANY UG_BTN_LEFT | UG_BTN_RIGHT | UG_BTN_MIDDLE | UG_BTN_4 | UG_BTN_5
#define RESIZEALL ( \
UG_CNT_RESIZE_RIGHT | \
UG_CNT_RESIZE_BOTTOM | \
UG_CNT_RESIZE_LEFT | \
UG_CNT_RESIZE_TOP \
)
#define BTN_ANY ( \
UG_BTN_LEFT | \
UG_BTN_RIGHT | \
UG_BTN_MIDDLE | \
UG_BTN_4 | \
UG_BTN_5 \
)
#define CNT_STATE_ALL ( \
CNT_STATE_MOVING | \
CNT_STATE_RESIZE_T | \
CNT_STATE_RESIZE_B | \
CNT_STATE_RESIZE_L | \
CNT_STATE_RESIZE_R \
)
#define PPI_PPM(ppi, scale) (ppi * scale * 0.03937008)
#define PPI_PPD(ppi, scale) (PPI_PPM(ppi, scale) * 0.3528)
@ -86,8 +103,9 @@ static ug_style_t style_cache = {0};
}
#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)
#define MOUSEDOWN(ctx, btn) (~(ctx->mouse.hold & btn) & (ctx->mouse.update & btn))
#define MOUSEUP(ctx, btn) ((ctx->mouse.hold & btn) & (ctx->mouse.update & btn))
#define HELD(ctx, btn) (ctx->mouse.hold & btn)
// https://en.wikipedia.org/wiki/Jenkins_hash_function
@ -346,14 +364,17 @@ static void position_container(ug_ctx_t *ctx, ug_container_t *cnt)
void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
{
// if we had focus the frame before, then do shit
if (ctx->active.cnt != cnt->id)
if (ctx->active.cnt != cnt->id) {
// if we are not the active container than definately we are not
// being moved or resized
cnt->flags &= ~CNT_STATE_ALL;
return;
}
// mouse pressed handle resize, for simplicity containers can only
// be resized from the bottom and right border
// TODO: bring selected container to the top of the stack
if (!TEST(ctx->mouse.down_mask, UG_BTN_LEFT) ||
if (!HELD(ctx, UG_BTN_LEFT) ||
!TEST(cnt->flags, (RESIZEALL | UG_CNT_MOVABLE)))
return;
@ -371,13 +392,19 @@ void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
ug_vec2_t mpos = ctx->mouse.pos;
int minx, maxx, miny, maxy;
printf("state: %x\n", (cnt->flags & CNT_STATE_ALL)>>16);
// handle movable windows
if (TEST(cnt->flags, UG_CNT_MOVABLE)) {
minx = rca->x + bl;
maxx = rca->x + rca->w - br;
miny = rca->y + bt;
maxy = rca->y + bt + hh;
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
if ((cnt->flags & CNT_STATE_ALL) == CNT_STATE_MOVING ||
((cnt->flags & CNT_STATE_ALL) == 0 &&
BETWEEN(mpos.x, minx, maxx) &&
BETWEEN(mpos.y, miny, maxy))) {
cnt->flags |= CNT_STATE_MOVING;
rect->x += ctx->mouse.delta.x;
rect->y += ctx->mouse.delta.y;
rca->x += ctx->mouse.delta.x;
@ -391,7 +418,11 @@ void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
maxx = rca->x + rca->w;
miny = rca->y;
maxy = rca->y + rca->h;
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
if ((cnt->flags & CNT_STATE_ALL) == CNT_STATE_RESIZE_R ||
((cnt->flags & CNT_STATE_ALL) == 0 &&
BETWEEN(mpos.x, minx, maxx) &&
BETWEEN(mpos.y, miny, maxy))) {
cnt->flags |= CNT_STATE_RESIZE_R;
rect->w = MAX(10, rect->w + ctx->mouse.delta.x);
rca->w = MAX(10, rca->w + ctx->mouse.delta.x);
}
@ -403,7 +434,12 @@ void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
maxx = rca->x + bl;
miny = rca->y;
maxy = rca->y + rca->h;
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
if ((cnt->flags & CNT_STATE_ALL) == CNT_STATE_RESIZE_L ||
((cnt->flags & CNT_STATE_ALL) == 0 &&
BETWEEN(mpos.x, minx, maxx) &&
BETWEEN(mpos.y, miny, maxy))) {
cnt->flags |= CNT_STATE_RESIZE_L;
if (rect->w - ctx->mouse.delta.x >= 10) {
rect->w -= ctx->mouse.delta.x;
if (TEST(cnt->flags, UG_CNT_MOVABLE))
@ -422,7 +458,11 @@ void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
maxx = rca->x + rca->w;
miny = rca->y + rca->h - bb;
maxy = rca->y + rca->h;
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
if ((cnt->flags & CNT_STATE_ALL) == CNT_STATE_RESIZE_B ||
((cnt->flags & CNT_STATE_ALL) == 0 &&
BETWEEN(mpos.x, minx, maxx) &&
BETWEEN(mpos.y, miny, maxy))) {
cnt->flags |= CNT_STATE_RESIZE_B;
rect->h += ctx->mouse.delta.y;
rca->h += ctx->mouse.delta.y;
}
@ -434,7 +474,10 @@ void handle_container(ug_ctx_t *ctx, ug_container_t *cnt)
maxx = rca->x + rca->w;
miny = rca->y;
maxy = rca->y + bt;
if (BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy)) {
if ((cnt->flags & CNT_STATE_ALL) == CNT_STATE_RESIZE_T ||
(BETWEEN(mpos.x, minx, maxx) && BETWEEN(mpos.y, miny, maxy))) {
cnt->flags |= CNT_STATE_RESIZE_T;
if (rect->h - ctx->mouse.delta.y >= 10) {
rect->h -= ctx->mouse.delta.y;
if (TEST(cnt->flags, UG_CNT_MOVABLE))
@ -602,8 +645,7 @@ int ug_input_mousedown(ug_ctx_t *ctx, unsigned int mask)
{
TEST_CTX(ctx);
ctx->mouse.press_mask |= mask;
ctx->mouse.down_mask |= mask;
ctx->mouse.update |= mask;
return 0;
}
@ -613,7 +655,7 @@ int ug_input_mouseup(ug_ctx_t *ctx, unsigned int mask)
{
TEST_CTX(ctx);
ctx->mouse.down_mask &= ~mask;
ctx->mouse.update |= mask;
return 0;
}
@ -656,6 +698,7 @@ int ug_frame_begin(ug_ctx_t *ctx)
} else if (MOUSEUP(ctx, UG_BTN_LEFT)) {
ctx->active.cnt = 0;
}
printf("active: %x\n", ctx->active.cnt);
return 0;
}
@ -667,8 +710,9 @@ int ug_frame_end(ug_ctx_t *ctx)
TEST_CTX(ctx);
ctx->input_text[0] = '\0';
ctx->key.press_mask = 0;
ctx->mouse.press_mask = 0;
ctx->key.update = 0;
ctx->mouse.hold ^= ctx->mouse.update;
ctx->mouse.update = 0;
ctx->mouse.scroll_delta = (ug_vec2_t){0};
ctx->mouse.last_pos = ctx->mouse.pos;

20
ugui.h
Unescape View File

@ -46,6 +46,12 @@ enum {
UG_CNT_RESIZE_TOP = BIT(4), // can be resized
UG_CNT_SCROLL_X = BIT(5), // can have horizontal scrolling
UG_CNT_SCROLL_Y = BIT(6), // can have vertical scrolling
// container state
CNT_STATE_MOVING = BIT(30),
CNT_STATE_RESIZE_T = BIT(29),
CNT_STATE_RESIZE_B = BIT(28),
CNT_STATE_RESIZE_L = BIT(27),
CNT_STATE_RESIZE_R = BIT(26),
};
// style, defines default height, width, color, margins, borders, etc
@ -165,17 +171,15 @@ typedef struct {
ug_vec2_t last_pos;
ug_vec2_t delta;
ug_vec2_t scroll_delta;
// down/pressed masks get updated on mousedown, whereas down_mask
// only on mouseup, so the masks differ by the buttons that were
// released
// FIXME: is this the best way to approach this?
unsigned char down_mask;
unsigned char press_mask;
// mouse.update: a mask of the mouse buttons that are being updated
unsigned char update;
// mouse.hold: a mask of the buttons that are being held
unsigned char hold;
} mouse;
// keyboard key pressed
struct {
unsigned char down_mask;
unsigned char press_mask;
unsigned char update;
unsigned char hold;
} key;
// input text buffer
char input_text[32];

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