dab246
38 lines
1.3 KiB
Dart
38 lines
1.3 KiB
Dart
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import 'dart:collection';
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class ComposerUtils {
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static const double normalWidth = 725;
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static const double normalHeight = 525;
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static const double minimizeWidth = 400;
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static const double minimizeHeight = 52;
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static const double composerExpandMoreButtonMaxWidth = 130;
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static int calculateNormalAndMinimizeWidgets(double width, int countNormalWidgets) {
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double remainingWidth = width - (countNormalWidgets * normalWidth);
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if (remainingWidth < 0) return countNormalWidgets;
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int countWidgets = countNormalWidgets + (remainingWidth / minimizeWidth).floor();
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return countWidgets;
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}
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static int calculateNormalWidgets(double width) => (width / normalWidth).floor();
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static int calculateMinimizeWidgets(double width) => (width / minimizeWidth).floor();
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static ({
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String? previousTargetId,
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String? targetId,
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String? nextTargetId,
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}) findSurroundingElements(Queue<String> queue, String targetId) {
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var ids = queue.toList(),
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index = ids.indexOf(targetId);
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return index == -1
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? (previousTargetId: null, targetId: null, nextTargetId: null)
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: (
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previousTargetId: index > 0 ? ids[index - 1] : null,
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targetId: ids[index],
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nextTargetId: index < ids.length - 1 ? ids[index + 1] : null
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);
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}
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} |