diff options
Diffstat (limited to 'config/quickshell/qs-hyprview/layouts/BandsLayout.qml')
| -rw-r--r-- | config/quickshell/qs-hyprview/layouts/BandsLayout.qml | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/config/quickshell/qs-hyprview/layouts/BandsLayout.qml b/config/quickshell/qs-hyprview/layouts/BandsLayout.qml new file mode 100644 index 00000000..386ef92e --- /dev/null +++ b/config/quickshell/qs-hyprview/layouts/BandsLayout.qml @@ -0,0 +1,174 @@ +pragma Singleton +import Quickshell + +Singleton { + id: root + + function doLayout(windowList, outerWidth, outerHeight) { + var N = windowList.length + if (N === 0) return [] + + // Gap: 0.8% of screen, clamped between 12px and 24px + var rawGap = Math.min(outerWidth * 0.08, outerHeight * 0.08) + var gap = Math.max(12, Math.min(24, rawGap)) + + // Safe Area: 90% of the screen + var contentScale = 0.90 + var useW = outerWidth * contentScale + var useH = outerHeight * contentScale + + // Global offsets to center everything + var offX = (outerWidth - useW) / 2 + var offY = (outerHeight - useH) / 2 + + // Group by workspace + var groups = {} + var wsOrder = [] + + for (var i = 0; i < N; i++) { + var w = windowList[i] + var wsId = w.workspaceId + + if (!groups[wsId]) { + groups[wsId] = [] + wsOrder.push(wsId) + } + groups[wsId].push(w) + } + + var bandCount = wsOrder.length + if (bandCount === 0) return [] + + // Band height & max thumb height + + // Calculate the height allocated for each workspace band + var totalGapH = gap * (bandCount - 1) + var bandHeight = (useH - totalGapH) / bandCount + + // Aesthetic Cap: Even if we have only 1 workspace, + // windows shouldn't exceed 45% of screen height. + var absoluteMaxH = useH * 0.45 + + // The effective max height is the smaller of the two. + // If we have 10 bands, bandHeight will be small (e.g. 100px), so that rules. + // If we have 1 band, bandHeight is huge (1000px), so absoluteMaxH (450px) rules. + var localMaxH = Math.min(bandHeight, absoluteMaxH) + + // Minimum safety height to avoid division by zero errors + if (localMaxH < 10) localMaxH = 10 + + var result = [] + var currentY = offY + + // Process each band + for (var b = 0; b < bandCount; b++) { + var wsId = wsOrder[b] + var items = groups[wsId] + var itemCount = items.length + + // ROW LAYOUT CALCULATION (Justified) + var rows = [] + var currentRow = [] + var currentAspectSum = 0 + + for (var k = 0; k < itemCount; k++) { + var item = items[k] + var w0 = (item.width > 0) ? item.width : 100 + var h0 = (item.height > 0) ? item.height : 100 + var aspect = w0 / h0 + + var wrapper = { win: item.win, aspect: aspect } + + // Check overflow: (SumAspects * MaxH) + Gaps > Width + var hypotheticalWidth = (currentAspectSum + aspect) * localMaxH + (currentRow.length * gap) + + if (currentRow.length > 0 && hypotheticalWidth > useW) { + rows.push({ items: currentRow, aspectSum: currentAspectSum }) + currentRow = [] + currentAspectSum = 0 + } + + currentRow.push(wrapper) + currentAspectSum += aspect + } + if (currentRow.length > 0) { + rows.push({ items: currentRow, aspectSum: currentAspectSum }) + } + + // SCALE & FIT ROWS + // Calculate how tall the content actually is + var totalContentH = 0 + var finalRows = [] + + for (var r = 0; r < rows.length; r++) { + var rowObj = rows[r] + var rItems = rowObj.items + + // Optimal Height = (Available Width / Sum Aspects) + var availRowW = useW - (gap * (rItems.length - 1)) + var optimalH = availRowW / rowObj.aspectSum + + // Clamp to limits + if (optimalH > localMaxH) optimalH = localMaxH + + finalRows.push({ items: rItems, h: optimalH }) + totalContentH += optimalH + } + + // Add vertical gaps between rows inside the band + if (finalRows.length > 1) { + totalContentH += gap * (finalRows.length - 1) + } + + // If rows overflow the band height (rare, but possible with many windows), scale down + var scaleFactor = 1.0 + if (totalContentH > bandHeight) { + scaleFactor = bandHeight / totalContentH + totalContentH = bandHeight // Cap for centering math + } + + // GENERATE COORDINATES + // Center the content vertically within the band slot + // Note: If bandCount=1, bandHeight is huge (90% screen), but totalContentH is constrained by absoluteMaxH. + // This ensures the single row floats nicely in the middle. + var rowY = currentY + (bandHeight - totalContentH) / 2 + + for (var r2 = 0; r2 < finalRows.length; r2++) { + var fRow = finalRows[r2] + var rHeight = fRow.h * scaleFactor + var rItems2 = fRow.items + + // Calculate row width for horizontal centering + var actualRowW = 0 + for (var j = 0; j < rItems2.length; j++) { + actualRowW += (rItems2[j].aspect * rHeight) + } + actualRowW += gap * (rItems2.length - 1) + + var rowX = offX + (useW - actualRowW) / 2 + + for (var j2 = 0; j2 < rItems2.length; j2++) { + var it = rItems2[j2] + var finalW = it.aspect * rHeight + + result.push({ + win: it.win, + x: rowX, + y: rowY, + width: finalW, + height: rHeight + }) + + rowX += finalW + gap + } + + rowY += rHeight + (gap * scaleFactor) + } + + // Advance Y to the next band slot + currentY += bandHeight + gap + } + + return result + } +} |