From 0521439281bf829cdc5b33f681d8642b93ceaf3f Mon Sep 17 00:00:00 2001
From: Developer <dev@epub-read.local>
Date: Thu, 14 May 2026 21:19:15 +0800
Subject: [PATCH] fix: use extreme style values (14/20/26 font), remove
 RichText::line_height, fix para spacing threshold

---
 src/reader.rs |  4 +---
 src/style.rs  | 24 ++++++++++++------------
 2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/src/reader.rs b/src/reader.rs
index ce06281..04ec06c 100644
--- a/src/reader.rs
+++ b/src/reader.rs
@@ -55,8 +55,7 @@ pub fn reading_view(
     };
 
     let panel_size = ui.available_size();
-    let line_h = style.line_height();
-    recalculate_pages(book, style.font_size, line_h, panel_size.x, panel_size.y);
+    recalculate_pages(book, style.font_size, style.line_height(), panel_size.x, panel_size.y);
 
     let colors = theme::reader_colors(theme);
 
@@ -220,7 +219,6 @@ pub fn reading_view(
                                 egui::Label::new(
                                     egui::RichText::new(&indented)
                                         .size(style.font_size)
-                                        .line_height(Some(style.line_height()))
                                         .color(colors.text)
                                 ).wrap()
                             );
diff --git a/src/style.rs b/src/style.rs
index 9ffe463..10e7de7 100644
--- a/src/style.rs
+++ b/src/style.rs
@@ -31,24 +31,24 @@ impl StyleProfile {
             StyleProfile {
                 name: "紧凑".into(),
                 alignment: TextAlignment::Left,
-                line_spacing: 1.2,
-                paragraph_spacing: 0.3,
-                first_line_indent: 2.0,
-                font_size: 16.0,
+                line_spacing: 1.0,
+                paragraph_spacing: 0.0,
+                first_line_indent: 0.0,
+                font_size: 14.0,
             },
             StyleProfile {
                 name: "宽松".into(),
                 alignment: TextAlignment::Left,
-                line_spacing: 2.4,
-                paragraph_spacing: 1.8,
+                line_spacing: 1.0,
+                paragraph_spacing: 3.0,
                 first_line_indent: 2.0,
-                font_size: 24.0,
+                font_size: 26.0,
             },
             StyleProfile {
                 name: "居中".into(),
                 alignment: TextAlignment::Center,
-                line_spacing: 1.6,
-                paragraph_spacing: 1.0,
+                line_spacing: 1.0,
+                paragraph_spacing: 0.0,
                 first_line_indent: 0.0,
                 font_size: 20.0,
             },
@@ -67,11 +67,11 @@ impl StyleProfile {
 }
 
 fn apply_para_spacing(text: &str, spacing: f32) -> String {
-    if spacing <= 0.5 {
+    if spacing <= 0.0 {
         return text.to_string();
     }
-    // Each unit of paragraph_spacing adds one extra blank line
-    let extra_nls = (spacing * 2.0).round() as usize;
+    // Each unit of spacing adds one empty line between paragraphs
+    let extra_nls = (spacing * 2.0).round() as usize + 2; // minimum 2 newlines (1 empty line)
     let sep = "\n".repeat(extra_nls);
     text.replace("\n\n", &sep)
 }