feat(文件拆分): 拆分字体图像基础能力
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xiaoqidun committed 2026-10-14 00:12:00 +08:00
1 parent ee3fd02a0a
commit 64f9ec4241
87 files changed
+2693 -2289

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@@ -20,6 +20,7 @@ import (
"image/color"
"github.com/tdewolff/canvas"
baseimage "github.com/xiaoqidun/ofdgo/internal/base/image"
)
// canvasPageCompiler 将已解释的页面绘制转换为自有数据,不保存第三方绘图对象
@@ -105,7 +106,7 @@ func (c *canvasPageCompiler) RenderImage(img image.Image, m canvas.Matrix) {
return
}
var err error
img, err = imagePixelData(img)
img, err = baseimage.PixelData(img)
if err != nil {
c.err = err
return
@@ -127,10 +128,14 @@ func (c *canvasPageCompiler) RenderImage(img image.Image, m canvas.Matrix) {
// 返回: image.Rectangle 图像边界
func (s *rasterPaddedImage) Bounds() image.Rectangle { return s.rect }
// BackingImage 返回共享的原图,用于计算底层像素存储
// 返回: image.Image 原图
func (s *rasterPaddedImage) BackingImage() image.Image { return s.source }
// ColorModel 按原图采样精度返回支持透明补边的预乘颜色模型
// 返回: color.Model 颜色模型
func (s *rasterPaddedImage) ColorModel() color.Model {
if imageHighPrecision(s.source) {
if baseimage.HighPrecision(s.source) {
return color.RGBA64Model
}
return color.RGBAModel