row style

document.go

@@ -10,12 +10,6 @@ import (
 	"golang.org/x/image/math/fixed"
 )
 
-type TableBlock struct {
-	Title  string
-	Header []string
-	Rows   []any
-}
-
 type Document struct {
 	Blocks []TableBlock
 }

image_table.go

@@ -181,10 +181,19 @@ func DrawTableWarm(header []string, rows []any) image.Image {
 	y := headerHeight
 	for rowIndex, row := range rows {
 		bg := rowBg1
+
 		if rowIndex%2 == 1 {
 			bg = rowBg2
 		}
 
+		sCells := row
+
+		switch rt := row.(type) {
+		case ITableRow:
+			bg = rt.GetBackgroundColor()
+			sCells = rt.GetCells()
+		}
+
 		// фон строки
 		for xx := 0; xx < imgWidth; xx++ {
 			for yy := 0; yy < rowHeight; yy++ {
@@ -197,7 +206,7 @@ func DrawTableWarm(header []string, rows []any) image.Image {
 			img.Set(xx, y, dividerCol)
 		}
 
-		cells := rowToStrings(row)
+		cells := rowToStrings(sCells)
 
 		x = 0
 		for i := 0; i < colCount && i < len(cells); i++ {

image_table_test.go

@@ -1,6 +1,7 @@
 package image_table
 
 import (
+	"image/color"
 	"image/png"
 	"log"
 	"os"
@@ -44,7 +45,10 @@ func TestDocument(t *testing.T) {
 				Header: []string{"ID", "Name", "Age"},
 				Rows: []any{
 					[]any{1, "Иван", 30},
-					[]any{2, "Пётр", 25},
+					&TableBlockStyle{
+						Cells:           []any{2, "Пётр", 25},
+						BackgroundColor: color.RGBA{R: 225, G: 255, B: 225, A: 255},
+					},
 				},
 			},
 			{
@@ -52,7 +56,10 @@ func TestDocument(t *testing.T) {
 				Header: []string{"Метрика", "Значение"},
 				Rows: []any{
 					[]any{"Requests", 12000},
-					[]any{"Errors", 37},
+					&TableBlockStyle{
+						Cells:           []any{"Errors", 37},
+						BackgroundColor: color.RGBA{R: 255, G: 225, B: 225, A: 255},
+					},
 				},
 			},
 		},

itablerow.go

@@ -0,0 +1,8 @@
+package image_table
+
+import "image/color"
+
+type ITableRow interface {
+	GetCells() []any
+	GetBackgroundColor() color.RGBA
+}

table_block.go

@@ -0,0 +1,7 @@
+package image_table
+
+type TableBlock struct {
+	Title  string
+	Header []string
+	Rows   []any
+}

tablle_block_style.go

@@ -0,0 +1,16 @@
+package image_table
+
+import "image/color"
+
+type TableBlockStyle struct {
+	Cells           []any
+	BackgroundColor color.RGBA
+}
+
+func (s *TableBlockStyle) GetCells() []any {
+	return s.Cells
+}
+
+func (s *TableBlockStyle) GetBackgroundColor() color.RGBA {
+	return s.BackgroundColor
+}