From b9b890b24146fde7d3aa2a8fd1998b27caded462 Mon Sep 17 00:00:00 2001
From: Daniel Schadt <kingdread@gmx.de>
Date: Mon, 28 Nov 2022 21:40:58 +0100
Subject: Render Revenant legends instead of skills

---
 src/render.rs | 42 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 39 insertions(+), 3 deletions(-)

(limited to 'src/render.rs')

diff --git a/src/render.rs b/src/render.rs
index 5c091d1..0a10eab 100644
--- a/src/render.rs
+++ b/src/render.rs
@@ -1,5 +1,5 @@
 use super::api::{Api, ApiError, Skill, Specialization, Trait};
-use super::bt::{BuildTemplate, TraitChoice, Traitline};
+use super::bt::{self, BuildTemplate, ExtraData, TraitChoice, Traitline};
 use image::{
     imageops, imageops::FilterType::CatmullRom, DynamicImage, GenericImage, GenericImageView,
     ImageBuffer, Pixel, Primitive, Rgba, RgbaImage,
@@ -46,6 +46,8 @@ pub struct RenderOptions {
     pub render_specialization_names: bool,
     pub skill_offset: u32,
     pub skill_alignment: Alignment,
+    pub legend_size: u32,
+    pub legend_alignment: Alignment,
     pub specialization_name_alignment: Alignment,
 }
 
@@ -70,6 +72,8 @@ impl Default for RenderOptions {
             render_specialization_names: true,
             skill_offset: 30,
             skill_alignment: Alignment::Center,
+            legend_size: 130,
+            legend_alignment: Alignment::Center,
             specialization_name_alignment: Alignment::Left,
         }
     }
@@ -147,6 +151,34 @@ impl<'r> Renderer<'r> {
         Ok(buffer)
     }
 
+    pub fn render_legends(&mut self, legends: &[bt::Legend]) -> Result<RgbaImage, RenderError> {
+        let legend_ids = legends
+            .iter()
+            .filter_map(|l| l.api_id())
+            .collect::<Vec<_>>();
+        let api_legends = self.api.get_legends(&legend_ids)?;
+        let mut buffer = ImageBuffer::from_pixel(
+            api_legends.len() as u32 * self.options.legend_size,
+            self.options.legend_size,
+            self.options.background_color,
+        );
+        for (i, legend) in api_legends.iter().enumerate() {
+            let swapper = self
+                .api
+                .get_skills(&[legend.swap])?
+                .into_iter()
+                .next()
+                .unwrap();
+            let img = self.api.get_image(&swapper.icon)?.resize(
+                self.options.legend_size,
+                self.options.legend_size,
+                CatmullRom,
+            );
+            buffer.copy_from(&img, i as u32 * self.options.legend_size, 0)?;
+        }
+        Ok(buffer)
+    }
+
     fn render_minor_trait(
         &mut self,
         buffer: &mut RgbaImage,
@@ -337,7 +369,8 @@ impl<'r> Renderer<'r> {
             images.push((Alignment::Left, inner));
         }
 
-        let needs_space = build.skill_count() > 0 && build.traitline_count() > 0;
+        let is_rev = matches!(build.extra_data(), ExtraData::Legends(_));
+        let needs_space = (is_rev || build.skill_count() > 0) && build.traitline_count() > 0;
         if needs_space {
             let separator = ImageBuffer::from_pixel(
                 self.options.traitline_width,
@@ -347,7 +380,10 @@ impl<'r> Renderer<'r> {
             images.push((Alignment::Left, separator));
         }
 
-        if build.skill_count() > 0 {
+        if let ExtraData::Legends(legends) = build.extra_data() {
+            let rendered_legends = self.render_legends(legends.as_slice())?;
+            images.push((self.options.skill_alignment, rendered_legends));
+        } else if build.skill_count() > 0 {
             let skills = self.render_skills(build.skills())?;
             images.push((self.options.skill_alignment, skills));
         }
-- 
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