micazi/astromic_elements
Public Access
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[FEAT] working on the image widget for dynamic memory management and caching.

Browse Source
This commit is contained in:
Michael W. Aziz
2025-09-12 19:08:01 -04:00
parent 272a62b70c
commit 59915852bc
1 changed files with 21 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
lib/src/Widgets/src/image.widget.dart
View File

@@ -76,7 +76,7 @@ class AstromicImage extends StatelessWidget {
this.blendMode,
this.fadeInCurve,
this.fadeInDuration,
this.imageQuality = 0.35,
this.imageQuality = 0.5,
//
this.svgColor,
//
@@ -291,14 +291,19 @@ class AstromicImage extends StatelessWidget {
}
}
// Build image provider and ensure it's resized to (or near) the rendering size.
ImageProvider _imageProvider(_DeclaredAssetType type, dynamic ref, Size size, double imageQuality) {
ImageProvider _imageProvider(
_DeclaredAssetType type,
dynamic ref,
Size size,
double imageQuality,
) {
// imageQuality is used as a downscale factor: 1.0 -> full target resolution, 0.5 -> half resolution
final double factor = imageQuality.clamp(0.1, 1.0);
// If size is infinite for a dimension, we skip resize for that dim (pass 0)
final int? targetWidth = size.width.isFinite ? (size.width * factor).clamp(1, 10000).toInt() : null;
final int? targetHeight = size.height.isFinite ? (size.height * factor).clamp(1, 10000).toInt() : null;
final int? targetWidth = size.width.isFinite ? (size.width * factor).clamp(1, 4096).toInt() : null;
final int? targetHeight = size.height.isFinite ? (size.height * factor).clamp(1, 4096).toInt() : null;
ImageProvider baseProvider;
switch (type) {
@@ -309,17 +314,22 @@ class AstromicImage extends StatelessWidget {
baseProvider = MemoryImage(ref as Uint8List);
break;
case _DeclaredAssetType.path:
baseProvider = AssetImage(ref as String);
break;
case _DeclaredAssetType.fallback:
baseProvider = AssetImage(ref as String);
break;
}
// If both target dims are null (infinite), return base provider (no resize).
if (targetWidth == null && targetHeight == null) return baseProvider;
// ✅ Skip resizing for AssetImage (Flutter handles resolution variants)
if (baseProvider is AssetImage) {
return baseProvider;
}
// If one of them is null, supply 0 for that dim to ResizeImage (it will only respect non-zero dim).
// If both target dims are null (infinite), return base provider (no resize).
if (targetWidth == null && targetHeight == null) {
return baseProvider;
}
// If one of them is null, supply 0 for that dim (ResizeImage respects non-zero dim).
final int w = targetWidth ?? 0;
final int h = targetHeight ?? 0;