feat(ui): add custom cursorline color support

- Add Cursorline field to ColorConfig struct
- Implement HexToRGB function for color conversion
- Update cursorline color setting in UI
- Add debug logging for color processing

Author: zjl

pkg/lsp/tests/md/test.md

@@ -3,6 +3,24 @@
 ### 22222
 ## b
 ## c
+~~~c
+#pragma once
+#include <stdio.h>
+#include <stdlib.h>
+class class_c {
+public:
+  class_c() {}
+  void run_class_c();
+  int  run_class_1(int a,int c){
+	return 0;  
+  }
+  void call_1(int a,int b) {}
+  void call_2() { 
+  	call_1(1,2);
+  }  
+}  
+
+~~~
 ~~~go
     func (t *Tree) load_ts_lang(cb chan<- bool) error {}
 	for i := range tree_sitter_lang_map {

pkg/ui/config.go

@@ -14,8 +14,9 @@ import (
 type highlight struct {
 	Search string `yaml:"search"`
 }
-type color struct {
-	Highlight highlight `yaml:"highlight"`
+type ColorConfig struct {
+	Highlight  *highlight `yaml:"highlight,omitempty"`
+	Cursorline *string    `yaml:"cursorline,omitempty"`
 }
 type vimmode struct {
 	Leadkey string `yaml:"leadkey,omitempty"`
@@ -25,7 +26,7 @@ type LspviConfig struct {
 	Colorscheme string            `yaml:"colorscheme"`
 	Wrap        bool              `yaml:"wrap"`
 	Lsp         lspcore.LspConfig `yaml:"lsp"`
-	Color       color             `yaml:"color"`
+	Color       ColorConfig       `yaml:"color"`
 	Vim         *vimmode          `yaml:"vim,omitempty"`
 	enablevim   bool
 	Keyboard    lspvi_command_map `yaml:"keyboard"`
@@ -63,7 +64,7 @@ func NewLspviconfig() *LspviConfig {
 	default_ret := LspviConfig{
 		Colorscheme: "darcula",
 		Wrap:        false,
-		Color:       color{},
+		Color:       ColorConfig{},
 		enablevim:   false,
 	}
 	return &default_ret

pkg/ui/uicolortheme.go

@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"path/filepath"
 	"strconv"
+	"strings"
 
 	rgb "image/color"
 
@@ -16,6 +17,7 @@ import (
 	"github.com/pgavlin/femto/runtime"
 	"github.com/rivo/tview"
 	"github.com/tectiv3/go-lsp"
+	"zen108.com/lspvi/pkg/debug"
 	"zen108.com/lspvi/pkg/treesittertheme"
 	// lspcore "zen108.com/lspvi/pkg/lsp"
 )
@@ -95,16 +97,40 @@ func IntToRGB(colorInt tcell.Color) rgb.RGBA {
 	r, g, b := colorInt.RGB()
 	return rgb.RGBA{uint8(r), uint8(g), uint8(b), 255} // 默认Alpha通道为255（完全不透明）
 }
+func HexToRGB(hexString string) (int, int, int, error) {
+	// 去掉前缀 #
+	hexString = strings.TrimPrefix(hexString, "#")
+
+	// 将十六进制字符串转换为整数
+	value, err := strconv.ParseUint(hexString, 16, 32)
+	if err != nil {
+		return 0, 0, 0, err
+	}
+
+	// 提取红色、绿色和蓝色的分量
+	blue := int(value & 255)
+	green := int((value >> 8) & 255)
+	red := int((value >> 16) & 255)
+
+	return red, green, blue, nil
+}
 func (mgr *symbol_colortheme) set_currsor_line() {
 	if ret := mgr.get_color("cursorline"); ret != nil {
 		_, bg, _ := ret.Decompose()
-		x := lightenColor(IntToRGB(bg), 0.0)
+		ss := bg.Hex()
+		debug.DebugLogf("color", "#%x %s", ss, mgr.name)
+		x := lightenColor(IntToRGB(bg), 0.2)
 		v := ColorToCellColor(x)
 		s := ret.Background(v)
-		mgr.colorscheme["cursor-line"] = s //*ret
-		// if _, ok := mgr.colorscheme["selection"]; !ok {
-		// 	mgr.colorscheme["selection"] = *ret
-		// }
+		_, bg, _ = s.Decompose()
+		debug.DebugLogf("color", "#%x %s", bg.Hex(), mgr.name)
+		mgr.colorscheme["cursor-line"] = s
+	}
+	if bg := global_config.Color.Cursorline; bg != nil {
+		if r, g, b, err := hexToRGB(*bg); err == nil {
+			s := tcell.StyleDefault.Background(tcell.NewRGBColor(r, g, b))
+			mgr.colorscheme["cursor-line"] = s
+		}
 	}
 	if ret := mgr.get_color("visual"); ret != nil {
 		mgr.colorscheme["selection"] = *ret