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imgui - part 2

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Synthasmagoria 2026-07-21 20:32:41 +02:00
commit b14c4720a0
2 changed files with 55 additions and 41 deletions
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87
ui.odin
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@ -16,18 +16,6 @@ UiElementData :: union {
UiElementData_Container,
}
UiElementData_Button :: struct {
label: cstring,
}
UiElementData_Container :: struct {
label: cstring,
}
UiElementData_Input :: struct {
label: cstring,
}
UiElement :: struct {
area: rect2,
type: UiElementType,
@ -47,20 +35,67 @@ UiStyle :: struct {
margin, padding: f32,
}
ui_start :: proc(state: ^UiState) {
clear(&state.elements)
state.position_left = state.origin
state.position = state.position_left
}
ui_end :: proc(state: UiState) -> []UiElement {
return state.elements[:]
}
UiElementData_Button :: struct {
label: cstring,
}
ui_button :: proc(state: ^UiState, size: v2, data: UiElementData_Button) {
area := _ui_advance_element(state, size)
append(&state.elements, UiElement{area = area, type = .Button, data = data})
}
UiElementData_Container :: struct {
label: cstring,
}
ui_container_begin :: proc(state: ^UiState, data: UiElementData_Container) {
assert(state.container == nil)
append(&state.elements, UiElement{area = _ui_advance_container(state), type = .Container, data = data})
state.position_left += state.style.margin + state.style.padding
state.container = &state.elements[len(state.elements) - 1]
}
ui_container_end :: proc(state: ^UiState) {
assert(state.container != nil)
state.position_left.x = state.origin.x
state.position_left.y = state.container.area.y + state.container.area.height
state.position = state.position_left
state.container = nil
state.group_element_count = 0
}
UiElementData_Input :: struct {
label: cstring,
value: ^i32,
min, max: i32,
}
ui_input :: proc(state: ^UiState, size: v2, data: UiElementData_Input) {
area := _ui_advance_element(state, size)
append(&state.elements, UiElement{area = area, type = .Input, data = data})
}
ui_same_line :: proc(state: ^UiState) {
state.same_line = true
}
ui_init :: proc(state: ^UiState, style: UiStyle, origin: v2, allocator: mem.Allocator) {
state^ = {
origin = origin,
position = origin,
style = style,
elements = make(type_of(state.elements), 0, 512, allocator)
}
}
_ui_advance_element :: proc(state: ^UiState, size: v2) -> rect2 {
@ -91,31 +126,3 @@ _ui_advance_container :: proc(state: ^UiState) -> rect2 {
state.position += state.style.margin
return {**state.position, 0.0, 0.0}
}
ui_input :: proc(state: ^UiState, size: v2, data: UiElementData_Input) {
area := _ui_advance_element(state, size)
append(&state.elements, UiElement{area = area, type = .Input, data = data})
}
ui_same_line :: proc(state: ^UiState) {
state.same_line = true
}
ui_start :: proc(state: ^UiState) {
clear(&state.elements)
state.position_left = state.origin
state.position = state.position_left
}
ui_end :: proc(state: UiState) -> []UiElement {
return state.elements[:]
}
ui_init :: proc(state: ^UiState, style: UiStyle, origin: v2, allocator: mem.Allocator) {
state^ = {
origin = origin,
position = origin,
style = style,
elements = make(type_of(state.elements), 0, 512, allocator)
}
}