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SP-1723-FE-Integrate-Charts-with-API-s-for-AQI-sensor. (#258)

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## Jira Ticket
[SP-1732](https://syncrow.atlassian.net/browse/SP-1732)

## Description

changed occupancy heat map graident alignment, and increased opacity for
low values cells in the heatmap.

## Type of Change

<!--- Put an `x` in all the boxes that apply: -->

- [ ] ✨ New feature (non-breaking change which adds functionality)
- [x] 🛠️ Bug fix (non-breaking change which fixes an issue)
- [ ] ❌ Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] 🧹 Code refactor
- [ ] ✅ Build configuration change
- [ ] 📝 Documentation
- [ ] 🗑️ Chore 


[SP-1732]:
https://syncrow.atlassian.net/browse/SP-1732?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ
This commit is contained in:
Faris Armoush
2025-06-16 12:11:22 +03:00
committed by GitHub
parent 249c2fb172 1da0cdad4b
commit a2f897c3a6
2 changed files with 16 additions and 16 deletions
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4
lib/pages/analytics/modules/occupancy/widgets/occupancy_heat_map_gradient.dart
View File

@ -34,8 +34,8 @@ class OccupancyHeatMapGradient extends StatelessWidget {
width: 1, width: 1,
), ),
gradient: LinearGradient( gradient: LinearGradient(
begin: AlignmentDirectional.centerEnd, begin: AlignmentDirectional.centerStart,
end: AlignmentDirectional.centerStart, end: AlignmentDirectional.centerEnd,
colors: _heatMapColors(), colors: _heatMapColors(),
), ),
), ),

28
lib/pages/analytics/modules/occupancy/widgets/occupancy_painter.dart
View File

@ -28,11 +28,11 @@ class OccupancyPainter extends CustomPainter {
@override @override
void paint(Canvas canvas, Size size) { void paint(Canvas canvas, Size size) {
final Paint fillPaint = Paint(); final fillPaint = Paint();
final Paint borderPaint = Paint() final borderPaint = Paint()
..color = ColorsManager.grayBorder.withValues(alpha: 0.4) ..color = ColorsManager.grayBorder.withValues(alpha: 0.4)
..style = PaintingStyle.stroke; ..style = PaintingStyle.stroke;
final Paint hoveredBorderPaint = Paint() final hoveredBorderPaint = Paint()
..color = Colors.black ..color = Colors.black
..style = PaintingStyle.stroke ..style = PaintingStyle.stroke
..strokeWidth = 1.5; ..strokeWidth = 1.5;
@ -48,7 +48,6 @@ class OccupancyPainter extends CustomPainter {
final rect = Rect.fromLTWH(x, y, cellSize, cellSize); final rect = Rect.fromLTWH(x, y, cellSize, cellSize);
canvas.drawRect(rect, fillPaint); canvas.drawRect(rect, fillPaint);
// Highlight the hovered item
if (hoveredItem != null && hoveredItem!.index == item.index) { if (hoveredItem != null && hoveredItem!.index == item.index) {
canvas.drawRect(rect, hoveredBorderPaint); canvas.drawRect(rect, hoveredBorderPaint);
} else { } else {
@ -73,16 +72,16 @@ class OccupancyPainter extends CustomPainter {
} }
void _drawDashedLine(Canvas canvas, Offset start, Offset end, Paint paint) { void _drawDashedLine(Canvas canvas, Offset start, Offset end, Paint paint) {
const double dashWidth = 2.0; const dashWidth = 2.0;
const double dashSpace = 4.0; const dashSpace = 4.0;
final double totalLength = (end - start).distance; final totalLength = (end - start).distance;
final Offset direction = (end - start) / (end - start).distance; final direction = (end - start) / (end - start).distance;
double currentLength = 0.0; var currentLength = 0.0;
while (currentLength < totalLength) { while (currentLength < totalLength) {
final Offset dashStart = start + direction * currentLength; final dashStart = start + direction * currentLength;
final double nextLength = currentLength + dashWidth; final nextLength = currentLength + dashWidth;
final Offset dashEnd = final dashEnd =
start + direction * (nextLength < totalLength ? nextLength : totalLength); start + direction * (nextLength < totalLength ? nextLength : totalLength);
canvas.drawLine(dashStart, dashEnd, paint); canvas.drawLine(dashStart, dashEnd, paint);
currentLength = nextLength + dashSpace; currentLength = nextLength + dashSpace;
@ -91,8 +90,9 @@ class OccupancyPainter extends CustomPainter {
Color _getColor(int value) { Color _getColor(int value) {
if (maxValue == 0) return ColorsManager.vividBlue.withValues(alpha: 0); if (maxValue == 0) return ColorsManager.vividBlue.withValues(alpha: 0);
final opacity = value.clamp(0, maxValue) / maxValue; final clampedValue = 0.075 + (1 * value.clamp(0, maxValue) / maxValue);
return ColorsManager.vividBlue.withValues(alpha: opacity); final opacity = value == 0 ? 0 : clampedValue;
return ColorsManager.vividBlue.withValues(alpha: opacity.toDouble());
} }
@override @override