abdelrahman/compositor-test
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Finalise implementing compositor behaviour using immediate mode UI

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Abdelrahman Said 2024-01-20 22:18:40 +00:00
parent 93b79aa643
commit e71c144db6
1 changed files with 47 additions and 158 deletions
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205
src/compositor.c
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@ -21,10 +21,6 @@ struct compositor {
u32 active_window;
SDL_Event event;
bool running;
u64 mouse_x;
u64 mouse_y;
u64 last_clicked_mouse_x;
u64 last_clicked_mouse_y;
i64 node_hovered;
u64 count;
node_t *nodes;
@ -33,7 +29,7 @@ struct compositor {
};
void add_node(compositor_t *comp, node_type_t type, node_data_t data, i32 x,
i32 y);
i32 y, ui_elem_colours_t colours);
i32 run_main_loop(void) {
if (SDL_Init(SDL_INIT_EVERYTHING) != 0) {
@ -65,6 +61,20 @@ i32 run_main_loop(void) {
SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
colour_t bg_colour = {.abgr = 0xffffffff};
ui_elem_colours_t button_colours = (ui_elem_colours_t){
.fill = (colour_t){.abgr = 0xff89a83c},
.border = (colour_t){.abgr = 0xff768432},
};
ui_elem_colours_t io_node_colours = (ui_elem_colours_t){
.fill = (colour_t){.abgr = 0xff2c84b7},
.border = (colour_t){.abgr = 0xff315c89},
};
ui_elem_colours_t op_node_colours = (ui_elem_colours_t){
.fill = (colour_t){.abgr = 0xffad6c3a},
.border = (colour_t){.abgr = 0xff8e4a33},
};
i32 toolbox_button_x = (toolbox->width - BUTTON_WIDTH) / 2;
while (comp.running) {
while (SDL_PollEvent(&(comp.event))) {
@ -105,6 +115,15 @@ i32 run_main_loop(void) {
}
break;
case SDL_DROPFILE:
if (comp.event.drop.windowID == main_window->id) {
node_data_t data = (node_data_t){.path = comp.event.drop.file};
add_node(&comp, NODE_TYPE_IO, data, comp.ctx.mouse_x,
comp.ctx.mouse_y, io_node_colours);
break;
}
}
}
@ -112,6 +131,27 @@ i32 run_main_loop(void) {
clear_window(&(comp.windows[i]), bg_colour);
}
for (u64 i = 0; i < COUNT_COMP_OPS; ++i) {
rect_t rect = {
.topleft.x = toolbox_button_x,
.topleft.y = i * (BUTTON_HEIGHT + 20) + 30,
.w = BUTTON_WIDTH,
.h = BUTTON_HEIGHT,
};
if (button(toolbox, &(comp.ctx), rect, button_colours)) {
node_data_t data = (node_data_t){.func = ops[i]};
add_node(&comp, NODE_TYPE_OP, data, comp.ctx.mouse_x, comp.ctx.mouse_y,
op_node_colours);
}
}
for (u64 i = 0; i < comp.count; ++i) {
comp.nodes[i].rect = node(main_window, &(comp.ctx), comp.nodes[i].rect,
comp.nodes[i].colours);
}
for (u64 i = 0; i < MAX_WINDOWS; ++i) {
swap_buffers(&(comp.windows[i]));
}
@ -119,156 +159,6 @@ i32 run_main_loop(void) {
reset_ui_ctx(&(comp.ctx));
}
#if 0
i32 button_x = (toolbox->width - BUTTON_WIDTH) / 2;
for (u64 i = 0; i < COUNT_COMP_OPS; ++i) {
comp.buttons[i] = (button_t){.rect = (rect_t){
.topleft.x = button_x,
.topleft.y = i * (BUTTON_HEIGHT + 20) + 30,
.w = BUTTON_WIDTH,
.h = BUTTON_HEIGHT,
}};
}
while (comp.running) {
while (SDL_PollEvent(&(comp.event))) {
switch (comp.event.type) {
case SDL_QUIT:
comp.running = false;
break;
case SDL_WINDOWEVENT:
switch (comp.event.window.event) {
case SDL_WINDOWEVENT_CLOSE:
comp.running = false;
break;
case SDL_WINDOWEVENT_ENTER: {
u32 id = comp.event.window.windowID;
window_t *wnd = NULL;
for (u64 i = 0; i < MAX_WINDOWS; ++i) {
window_t *window = &(comp.windows[i]);
if (id == window->id) {
wnd = window;
break;
}
}
if (!wnd) {
break;
}
SDL_RaiseWindow(wnd->window);
break;
}
}
break;
case SDL_MOUSEBUTTONDOWN:
if (comp.event.button.windowID == main_window->id) {
if (comp.node_hovered != -1) {
comp.move_node = true;
}
comp.last_clicked_mouse_x = comp.event.button.x;
comp.last_clicked_mouse_y = comp.event.button.y;
break;
} else if (comp.event.button.windowID == toolbox->id) {
if (comp.button_hovered != -1) {
comp.button_clicked = comp.button_hovered;
}
break;
}
case SDL_MOUSEBUTTONUP:
comp.move_node = false;
if (comp.event.button.windowID == toolbox->id) {
if (comp.button_hovered >= 0 &&
comp.button_hovered == comp.button_clicked) {
add_node(&comp, NODE_TYPE_OP,
(node_data_t){.func = ops[comp.button_hovered]},
comp.last_clicked_mouse_x, comp.last_clicked_mouse_y);
}
comp.button_clicked = -1;
}
break;
case SDL_MOUSEMOTION:
comp.button_hovered = -1;
if (comp.event.motion.windowID == main_window->id) {
comp.mouse_x = comp.event.motion.x;
comp.mouse_y = comp.event.motion.y;
if (comp.move_node) {
i32 dx = comp.event.motion.xrel;
i32 dy = comp.event.motion.yrel;
node_t *node = &(comp.nodes[comp.node_hovered]);
node->rect.topleft.x += dx;
node->rect.topleft.y += dy;
} else {
comp.node_hovered = -1;
for (u64 i = comp.count - 1; i >= 0; --i) {
rect_t *rect = &(comp.nodes[i].rect);
if (aabb(rect, comp.mouse_x, comp.mouse_y)) {
comp.node_hovered = i;
break;
}
}
}
break;
} else if (comp.event.motion.windowID == toolbox->id) {
for (u64 i = COUNT_COMP_OPS - 1; i >= 0; --i) {
rect_t *rect = &(comp.buttons[i].rect);
if (aabb(rect, comp.event.motion.x, comp.event.motion.y)) {
comp.button_hovered = i;
break;
}
}
break;
}
case SDL_DROPFILE:
if (comp.event.drop.windowID == main_window->id) {
node_data_t data = (node_data_t){.path = comp.event.drop.file};
add_node(&comp, NODE_TYPE_IO, data, comp.mouse_x, comp.mouse_y);
break;
}
}
}
for (u64 i = 0; i < MAX_WINDOWS; ++i) {
clear_window(&(comp.windows[i]), bg_colour);
}
for (u64 i = 0; i < comp.count; ++i) {
node_t *node = &(comp.nodes[i]);
draw_node(main_window, node);
}
for (u64 i = 0; i < COUNT_COMP_OPS; ++i) {
button_t *button = &(comp.buttons[i]);
draw_button(toolbox, button);
}
for (u64 i = 0; i < MAX_WINDOWS; ++i) {
swap_buffers(&(comp.windows[i]));
}
}
#endif
for (u64 i = 0; i < MAX_WINDOWS; ++i) {
cleanup_window(&(comp.windows[i]));
}
@ -278,9 +168,8 @@ i32 run_main_loop(void) {
return EXIT_SUCCESS;
}
#if 0
void add_node(compositor_t *comp, node_type_t type, node_data_t data, i32 x,
i32 y) {
i32 y, ui_elem_colours_t colours) {
if (comp->count + 1 >= MAX_NODES) {
return;
}
@ -293,8 +182,8 @@ void add_node(compositor_t *comp, node_type_t type, node_data_t data, i32 x,
.w = NODE_WIDTH,
.h = NODE_HEIGHT,
},
.colours = colours,
.type = type,
.data.path = data.path,
};
}
#endif