summaryrefslogtreecommitdiff
path: root/node.c
diff options
context:
space:
mode:
authorLeo Tenenbaum <pommicket@gmail.com>2021-02-25 16:56:28 -0500
committerLeo Tenenbaum <pommicket@gmail.com>2021-02-25 16:56:28 -0500
commit3ff107c7ca438749a8425feef9eefb67c7a8abfc (patch)
treed42f3526c3bc36383e3979c50142b2c7c200b220 /node.c
parent6d77e94b652ab4b8070b5acf1c6febfe77fc41c3 (diff)
resizing nodes (not fully working yet?)
Diffstat (limited to 'node.c')
-rw-r--r--node.c46
1 files changed, 38 insertions, 8 deletions
diff --git a/node.c b/node.c
index 7ecfef5..f8c6d55 100644
--- a/node.c
+++ b/node.c
@@ -96,6 +96,8 @@ static void node_join(Ted *ted, Node *node) {
}
static void node_close(Ted *ted, u16 node_idx) {
+ ted->resizing_split = NULL;
+
assert(node_idx < TED_MAX_NODES);
assert(ted->nodes_used[node_idx]);
i32 parent_idx = node_parent(ted, node_idx);
@@ -172,9 +174,9 @@ static bool node_tab_close(Ted *ted, Node *node, u16 index) {
}
static void node_frame(Ted *ted, Node *node, Rect r) {
+ Settings const *settings = &ted->settings;
if (node->tabs) {
bool is_active = node == ted->active_node;
- Settings const *settings = &ted->settings;
u32 const *colors = settings->colors;
Font *font = ted->font;
float const border_thickness = settings->border_thickness;
@@ -265,28 +267,56 @@ static void node_frame(Ted *ted, Node *node, Rect r) {
buffer_rect.size.y -= tab_bar_height;
buffer_render(buffer, buffer_rect);
} else {
+ float padding = settings->padding;
// this node is a split
Node *a = &ted->nodes[node->split_a];
Node *b = &ted->nodes[node->split_b];
Rect r1 = r, r2 = r;
+ SDL_Cursor *resize_cursor = node->split_vertical ? ted->cursor_resize_v : ted->cursor_resize_h;
+ if (node == ted->resizing_split) {
+ if (!(ted->mouse_state & SDL_BUTTON_LMASK)) {
+ // let go of mouse
+ ted->resizing_split = NULL;
+ } else {
+ // resize the split
+ float mouse_coord = node->split_vertical ? ted->mouse_pos.y : ted->mouse_pos.x;
+ float rect_coord1 = (node->split_vertical ? rect_y1 : rect_x1)(r);
+ float rect_coord2 = (node->split_vertical ? rect_y2 : rect_x2)(r);
+ // make sure the split doesn't make one of the sides too small
+ float min_split = 10.0f / (node->split_vertical ? r.size.y : r.size.x);
+ node->split_pos = clampf(normf(mouse_coord, rect_coord1, rect_coord2), min_split, 1-min_split);
+ }
+ }
+ Rect r_between; // rectangle of space between r1 and r2
if (node->split_vertical) {
float split_pos = r.size.y * node->split_pos;
- r1.size.y = split_pos;
- r2.pos.y += split_pos;
- r2.size.y = r.size.y - split_pos;
+ r1.size.y = split_pos - padding;
+ r2.pos.y += split_pos + padding;
+ r2.size.y = r.size.y - split_pos - padding;
+ r_between = rect(V2(r.pos.x, r.pos.y + split_pos - padding), V2(r.size.x, 2 * padding));
} else {
float split_pos = r.size.x * node->split_pos;
- r1.size.x = split_pos;
- r2.pos.x += split_pos;
- r2.size.x = r.size.x - split_pos;
+ r1.size.x = split_pos - padding;
+ r2.pos.x += split_pos + padding;
+ r2.size.x = r.size.x - split_pos - padding;
+ r_between = rect(V2(r.pos.x + split_pos - padding, r.pos.y), V2(2 * padding, r.size.y));
+ }
+ if (rect_contains_point(r_between, ted->mouse_pos)) {
+ ted->cursor = resize_cursor;
}
+ for (u32 i = 0; i < ted->nmouse_clicks[SDL_BUTTON_LEFT]; ++i) {
+ if (rect_contains_point(r_between, ted->mouse_clicks[SDL_BUTTON_LEFT][i])) {
+ ted->resizing_split = node;
+ }
+ }
+
node_frame(ted, a, r1);
node_frame(ted, b, r2);
}
}
static void node_split(Ted *ted, Node *node, bool vertical) {
- if (node_depth(ted, (u16)(node - ted->nodes)) >= 6) return; // prevent splitting too deep
+ if (node_depth(ted, (u16)(node - ted->nodes)) >= 5) return; // prevent splitting too deep
if (arr_len(node->tabs) > 1) { // need at least 2 tabs to split
i32 left_idx = ted_new_node(ted);