specify texture id in the sprite command

src/main.c3

@@ -64,7 +64,12 @@ fn int main(String[] args)
 	time::Clock clock;
 	Times ui_times;
 	Times draw_times;
+
+	// font stuff
 	rl::Shader font_shader = rl::load_shader_from_memory(null, FONT_FS);
+rl::Image font_atlas;
+	rl::Texture2D font_texture;
+	ugui::Id font_id = ui.get_font_id("font1");
 
 	// Main loop
 	while (!rl::window_should_close()) {
@@ -152,8 +157,6 @@ fn int main(String[] args)
 
 		rl::Color c;
 		rl::Rectangle r;
-		static rl::Image font_atlas;
-		static rl::Texture2D font_texture;
 		for (Cmd* cmd; (cmd = ui.cmd_queue.dequeue() ?? null) != null;) {
 			switch (cmd.type) {
 			case ugui::CmdType.CMD_RECT:
@@ -174,7 +177,8 @@ fn int main(String[] args)
 			    float roundness = r.width > r.height ? (2.1*rad)/r.height : (2.1*rad)/r.width;
 				rl::draw_rectangle_rounded(r, roundness, 0, c);
 			case ugui::CmdType.CMD_UPDATE_ATLAS:
-				rl::unload_image(font_atlas);
+if (cmd.update_atlas.id != font_id) { break; }
+				//rl::unload_image(font_atlas);
 				font_atlas.data = cmd.update_atlas.raw_buffer;
 				font_atlas.width = cmd.update_atlas.width;
 				font_atlas.height = cmd.update_atlas.height;
@@ -186,6 +190,7 @@ fn int main(String[] args)
 				}
 				font_texture = rl::load_texture_from_image(font_atlas);
 			case ugui::CmdType.CMD_SPRITE:
+				if (cmd.sprite.texture_id != font_id) { break; }
 				rl::Rectangle source = {
 					.x = cmd.sprite.texture_rect.x,
 					.y = cmd.sprite.texture_rect.y,

src/ugui_cmd.c3

@@ -29,6 +29,7 @@ struct CmdUpdateAtlas {
 struct CmdSprite {
 	Rect rect;
 	Rect texture_rect;
+	Id texture_id;
 }
 
 // if rect is zero Rect{0} then reset the scissor
@@ -86,12 +87,13 @@ fn void! Ctx.push_rect(&ctx, Rect rect, Color color, bool do_border = false, boo
 }
 
 // TODO: add texture id
-fn void! Ctx.push_sprite(&ctx, Rect bounds, Rect texture)
+fn void! Ctx.push_sprite(&ctx, Rect bounds, Rect texture, Id texture_id)
 {
 	Cmd cmd = {
 		.type = CMD_SPRITE,
 		.sprite.rect = bounds,
 		.sprite.texture_rect = texture,
+		.sprite.texture_id = texture_id,
 	};
 	ctx.cmd_queue.enqueue(&cmd)!;
 }
@@ -107,6 +109,7 @@ fn void! Ctx.push_string(&ctx, Rect bounds, String text)
 	short baseline = (short)ctx.font.ascender;
 	short line_height = (short)ctx.font.ascender - (short)ctx.font.descender;
 	short line_gap = (short)ctx.font.linegap;
+	Id texture_id = ctx.font.id;  // or ctx.font.atlas.id
 	Point orig = {
 		.x = bounds.x,
 		.y = bounds.y,
@@ -133,7 +136,7 @@ fn void! Ctx.push_string(&ctx, Rect bounds, String text)
 				.h = gp.h,
 			};
 			if (rect_collision(gb, bounds)) {
-				ctx.push_sprite(gb, gt)!;
+				ctx.push_sprite(gb, gt, texture_id)!;
 			}
 			line_len += gp.adv;
 		} else if (cp == '\n'){

src/ugui_font.c3

@@ -211,3 +211,9 @@ fn Rect! Ctx.get_text_bounds(&ctx, String text)
 
 	return text_bounds;
 }
+
+// TODO: check if the font is present in the context
+fn Id Ctx.get_font_id(&ctx, String label)
+{
+	return (Id)label.hash();
+}