From 4c2fa6ab15c64c4d94c08d7bcf36036a3059262a Mon Sep 17 00:00:00 2001
From: Patrick Cleavelin <patrick@spacegirl.nl>
Date: Sat, 6 Jan 2024 16:11:29 -0600
Subject: [PATCH] get drawing api started

---
 plugins/buffer_search/plugin.odin | 25 +++++++++++++++++++++++++
 src/core/core.odin                |  2 +-
 src/main.odin                     | 18 +++++++++++++++++-
 src/plugin/plugin.odin            |  6 +++++-
 src/ui/buffer_list_window.odin    |  2 +-
 src/ui/grep_window.odin           |  2 +-
 6 files changed, 50 insertions(+), 5 deletions(-)

diff --git a/plugins/buffer_search/plugin.odin b/plugins/buffer_search/plugin.odin
index c5e6e65..ddc1170 100644
--- a/plugins/buffer_search/plugin.odin
+++ b/plugins/buffer_search/plugin.odin
@@ -31,4 +31,29 @@ open_buffer_window :: proc "c" (plugin: Plugin) {
     context = runtime.default_context();
 
     fmt.println("Look you tried opening a window from a plugin!");
+
+    window := plugin.create_window(proc "c" (plugin: Plugin, input_map: rawptr) {
+        plugin.register_input(input_map, .K, proc "c" (plugin: Plugin) {
+            context = runtime.default_context();
+
+            fmt.println("haha, moving up does nothing");
+        }, "move selection up");
+        plugin.register_input(input_map, .J, proc "c" (plugin: Plugin) {
+            context = runtime.default_context();
+
+            fmt.println("haha, moving down does nothing");
+        }, "move selection down");
+    }, draw_buffer_window);
+}
+
+draw_buffer_window :: proc "c" (plugin: Plugin, window: rawptr) {
+    context = runtime.default_context();
+
+    plugin.draw_rect(
+        0,
+        0,
+        64,
+        64,
+        0x000000ff,
+    );
 }
diff --git a/src/core/core.odin b/src/core/core.odin
index cf0491f..38f6b98 100644
--- a/src/core/core.odin
+++ b/src/core/core.odin
@@ -11,7 +11,7 @@ Mode :: enum {
     Insert,
 }
 
-WindowDrawProc :: proc(win: ^Window, state: ^State);
+WindowDrawProc :: proc "c" (plugin: plugin.Plugin, win: rawptr);
 WindowFreeProc :: proc(win: ^Window, state: ^State);
 WindowGetBufferProc :: proc(win: ^Window) -> ^FileBuffer;
 Window :: struct {
diff --git a/src/main.odin b/src/main.odin
index c611d5d..dc3fdd3 100644
--- a/src/main.odin
+++ b/src/main.odin
@@ -290,6 +290,22 @@ main :: proc() {
                 core.register_key_action(to_be_edited_map, key, input_action, description);
             }
         },
+        create_window = proc "c" (register_group: plugin.InputGroupProc, draw_proc: plugin.WindowDrawProc) -> rawptr {
+            context = state.ctx;
+            window := new(core.Window);
+            window^ = core.Window {
+                input_map = core.new_input_map(),
+                draw = draw_proc,
+            };
+
+            register_group(state.plugin_vtable, transmute(rawptr)&window.input_map);
+
+            state.window = window;
+            state.current_input_map = &window.input_map;
+
+            return window;
+        },
+        draw_rect = raylib.DrawRectangle,
         iter = plugin.Iterator {
             get_current_buffer_iterator = proc "c" () -> plugin.BufferIter {
                 context = state.ctx;
@@ -676,7 +692,7 @@ main :: proc() {
                 theme.get_palette_raylib_color(.Background1));
 
             if state.window != nil && state.window.draw != nil {
-                state.window->draw(&state);
+                state.window.draw(state.plugin_vtable, state.window);
             }
 
             if state.current_input_map != &state.input_map {
diff --git a/src/plugin/plugin.odin b/src/plugin/plugin.odin
index 19ab51f..5ee9be5 100644
--- a/src/plugin/plugin.odin
+++ b/src/plugin/plugin.odin
@@ -3,6 +3,7 @@ package plugin;
 import "core:intrinsics"
 import "core:dynlib"
 import "core:fmt"
+import "vendor:raylib"
 
 OnInitializeProc :: proc "c" (plugin: Plugin);
 OnExitProc :: proc "c" (/* probably needs some state eventually */);
@@ -185,6 +186,7 @@ OnColorBufferProc :: proc "c" (plugin: Plugin, buffer: rawptr);
 InputGroupProc :: proc "c" (plugin: Plugin, input_map: rawptr);
 InputActionProc :: proc "c" (plugin: Plugin);
 WindowInputProc :: proc "c" (plugin: Plugin, window: rawptr);
+WindowDrawProc :: proc "c" (plugin: Plugin, window: rawptr);
 Plugin :: struct {
     state: rawptr,
     iter: Iterator,
@@ -195,7 +197,9 @@ Plugin :: struct {
     register_input_group: proc "c" (input_map: rawptr, key: Key, register_group: InputGroupProc),
     register_input: proc "c" (input_map: rawptr, key: Key, input_action: InputActionProc, description: cstring),
 
-    create_window: proc "c" (register_group: InputGroupProc) -> rawptr,
+    create_window: proc "c" (register_group: InputGroupProc, draw_proc: WindowDrawProc) -> rawptr,
+
+    draw_rect: type_of(raylib.DrawRectangle),
 }
 
 load_proc_address :: proc(lib_path: string, library: dynlib.Library, symbol: string, $ProcType: typeid) -> ProcType
diff --git a/src/ui/buffer_list_window.odin b/src/ui/buffer_list_window.odin
index 346c0fb..a3c7aaa 100644
--- a/src/ui/buffer_list_window.odin
+++ b/src/ui/buffer_list_window.odin
@@ -51,7 +51,7 @@ create_buffer_list_window :: proc() -> ^BufferListWindow {
     list_window^ = BufferListWindow {
         window = core.Window {
             input_map = input_map,
-            draw = draw_buffer_list_window,
+            //draw = draw_buffer_list_window,
         },
     };
 
diff --git a/src/ui/grep_window.odin b/src/ui/grep_window.odin
index 3f5c016..1063ed8 100644
--- a/src/ui/grep_window.odin
+++ b/src/ui/grep_window.odin
@@ -160,7 +160,7 @@ create_grep_window :: proc() -> ^GrepWindow {
     grep_window^ = GrepWindow {
         window = core.Window {
             input_map = input_map,
-            draw = draw_grep_window,
+            //draw = draw_grep_window,
             get_buffer = grep_window_get_buffer,
             free = free_grep_window,
         },