From 40687c8c5624dda5bd6b9c6b0e281fb079755040 Mon Sep 17 00:00:00 2001
From: San Jacobs
Date: Sat, 26 Aug 2023 12:57:44 +0200
Subject: WIP OUI stuff

---
 src/ui_implementation.odin | 130 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 src/ui_implementation.odin

(limited to 'src/ui_implementation.odin')

diff --git a/src/ui_implementation.odin b/src/ui_implementation.odin
new file mode 100644
index 0000000..4842a76
--- /dev/null
+++ b/src/ui_implementation.odin
@@ -0,0 +1,130 @@
+package main
+
+import "../lib/oui"
+import rl "vendor:raylib"
+
+
+
+BGCOLOR : rl.Color : {30, 30, 30, 255}
+PBGCOLOR : rl.Color : {40, 40, 40, 255}
+
+DAY_HEIGHT :: 35
+TIMELINE_START :: 175
+TIMELINE_END :: -85
+
+
+
+Item :: oui.Item
+Call :: oui.Call
+
+Data_Element :: enum int {
+    Panel,
+    Button,
+    Label,
+    Text_Input,
+    Timeblock,
+// ...
+}
+
+Data_Head :: struct {
+    subtype: Data_Element,
+}
+
+Data_Panel :: struct {
+    using _: Data_Head,
+    color: rl.Color,
+}
+
+Data_Button :: struct {
+    using _: Data_Head,
+    text: string,
+    selected: bool,
+}
+
+Data_Label :: struct {
+    using _: Data_Head,
+    text: string,
+    alignment: Text_Alignment,
+}
+
+button_callback :: proc(item: Item, event: Call) -> int {
+    data := cast(^Data_Button) oui.get_handle(item)
+
+    #partial switch event {
+    case .Cursor_Handle:
+        //return int(Cursor_Type.Hand)
+    }
+
+    return -1
+}
+
+panel :: proc(color : rl.Color = rl.RED) -> Item {
+    item := oui.item_make()
+
+    data := oui.alloc_typed(item, Data_Panel)
+    data.subtype = .Panel
+    data.color = color
+
+    return item    
+}
+
+button :: proc(text: string, width: int, selected := false) -> Item {
+    item := oui.item_make()
+    oui.set_size(item, width, 35)
+    oui.set_callback(item, button_callback)
+
+    data := oui.alloc_typed(item, Data_Button)
+    data.subtype = .Button
+    data.text = text
+    data.selected = selected
+
+    return item
+}
+
+Text_Alignment :: enum int {
+    Left,
+    Right,
+}
+label :: proc(text: string, font: rl.Font, alignment: Text_Alignment = .Left) -> Item {
+	item := oui.item_make()
+	
+    data := oui.alloc_typed(item, Data_Label)
+    data.subtype = .Label
+	data.text = text
+	data.alignment = alignment
+	
+	return item
+}
+
+// recursive loop
+ui_draw_children :: proc(item: oui.Item) {
+    list := oui.children_sorted(item)
+    for kid in list {
+        ui_draw(kid)
+    }
+}
+
+ui_draw :: proc(item: oui.Item) {
+    head := cast(^Data_Head) oui.get_handle(item)
+    rect := oui.get_rect(item)
+    
+    //fmt.println(rect, head, item)
+
+    if head == nil {
+        ui_draw_children(item)
+        return
+    }
+
+    #partial switch head.subtype {
+    //case .Panel_Root:
+        // ... render any type of item
+    case .Button:
+		rl.DrawRectangle(i32(rect.l), i32(rect.t), i32(rect.r-rect.l), i32(rect.b-rect.t), PBGCOLOR)
+    case .Panel:
+    	subtyped := cast(^Data_Panel) head
+		rl.DrawRectangle(i32(rect.l), i32(rect.t), i32(rect.r-rect.l), i32(rect.b-rect.t), subtyped.color)
+		ui_draw_children(item)
+	case .Label:
+		
+    }
+}
\ No newline at end of file
-- 
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