aljaz/njump
1
0
Fork 0
mirror of https://github.com/aljazceru/njump.git synced 2025-12-17 06:14:22 +01:00
Code Issues Packages Projects Releases Wiki Activity

Add dynamic font resizing for <140 chars notes

Browse Source
This commit is contained in:
Daniele Tonon
2023-12-28 23:15:52 +01:00
parent f748b99eb1
commit 83cb6f4cc1
1 changed files with 29 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
render_image.go
View File

@@ -102,7 +102,7 @@ func drawImage(paragraphs []string, style Style, metadata sdk.ProfileMetadata, d
img.SetColor(FOREGROUND)
// main content text
textImg := drawText(paragraphs, width-paddingLeft*2, height-20)
textImg := drawText(paragraphs, width-paddingLeft*2, height-20, true)
img.DrawImage(textImg, paddingLeft, 20)
// font for writing the bottom bar stuff
@@ -144,7 +144,7 @@ func drawImage(paragraphs []string, style Style, metadata sdk.ProfileMetadata, d
authorTextY := height - barHeight + 15
authorMaxWidth := width/2.0 - paddingLeft*2 - barExtraPadding
img.SetColor(color.White)
textImg = drawText([]string{metadata.ShortName()}, width, barHeight)
textImg = drawText([]string{metadata.ShortName()}, width, barHeight, false)
img.DrawImage(textImg, authorTextX, authorTextY)
// a gradient to cover too long names
@@ -177,11 +177,36 @@ func drawImage(paragraphs []string, style Style, metadata sdk.ProfileMetadata, d
return img.Image(), nil
}
func drawText(paragraphs []string, width, height int) image.Image {
const FONT_SIZE = 25
func drawText(paragraphs []string, width, height int, dynamicResize bool) image.Image {
FONT_SIZE := 25
color := color.RGBA{R: 255, G: 230, B: 238, A: 255}
img := image.NewNRGBA(image.Rect(0, 0, width, height))
joinedContent := strings.Join(paragraphs, "\n")
if dynamicResize && len(joinedContent) < 141 {
FONT_SIZE = 7
img := gg.NewContext(width, height)
fontData, _ := fonts.ReadFile("fonts/NotoSans.ttf")
ttf, _ := truetype.Parse(fontData)
i := 1
lineSpacing := 1.2
for i < 20 {
FONT_SIZE += i
img.SetFontFace(truetype.NewFace(ttf, &truetype.Options{
Size: float64(FONT_SIZE),
DPI: 260,
}))
wrappedContent := strings.Join(img.WordWrap(joinedContent, float64(width-120)), "\n")
_, checkHeight := img.MeasureMultilineString(wrappedContent, lineSpacing)
if checkHeight > float64(height-70-60*2) {
FONT_SIZE -= 1
break
}
i += 1
}
FONT_SIZE = FONT_SIZE*4 - 2
}
lineNumber := 1
for _, paragraph := range paragraphs {
rawText := []rune(paragraph)