From b7388bd7a4fb8602da9cdb525780c467a591e58e Mon Sep 17 00:00:00 2001 From: lonkaars Date: Thu, 24 Jun 2021 18:22:35 +0200 Subject: selection in global state --- pages/editor.tsx | 118 +++++++++++++++++++++++++++++++++---------------------- 1 file changed, 72 insertions(+), 46 deletions(-) (limited to 'pages') diff --git a/pages/editor.tsx b/pages/editor.tsx index e890d0b..5cdd40e 100644 --- a/pages/editor.tsx +++ b/pages/editor.tsx @@ -57,6 +57,16 @@ interface project { workingTimeline: anySlide[]; tool: string; }; + selection: { + slides: anySlide[]; + active: boolean; + placed: boolean; + hidden: boolean; + type: { + left: slideTypes | null; + right: slideTypes | null; + }; + }; update: { refreshLiveTimeline: () => void; }; @@ -71,6 +81,16 @@ var project = createState({ workingTimeline: [], tool: 'cursor', }, + selection: { + slides: [], + active: false, + placed: false, + hidden: true, + type: { + left: null, + right: null, + }, + }, update: { refreshLiveTimeline: () => { player.timeline.slides = Array(...(project.timeline.workingTimeline.value)); @@ -242,11 +262,7 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { var workingTimeline = useHookstate(project).timeline.workingTimeline; var tool = useHookstate(project).timeline.tool; - var [selectionActive, setSelectionActive] = useState(false); - var [selectionPlaced, setSelectionPlaced] = useState(false); - var [selectionHidden, setSelectionHidden] = useState(true); - var [selectionLeftType, setSelectionLeftType] = useState(null); - var [selectionRightType, setSelectionRightType] = useState(null); + var selection = useHookstate(project).selection; var [selectionPos, selectionPosAPI] = useSpring(() => ({ x1: 0, @@ -262,23 +278,22 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { })); var selectionRef = useRef(null); - var [selection, setSelection] = useState([]); // drag on selection useDrag(({ movement: [x, _y], last }) => { - if (!selectionPlaced) return; - if (selection.length < 1) return; + if (!project.selection.placed.value) return; + if (project.selection.slides.value.length < 1) return; var frameOffset = Math.round(x / zoomToPx(project.timeline.zoom.value)); - selection.forEach(slide => { - var api = slideAPIs[slide.id]; - switch (slide.type as slideTypes | 'loopBegin') { + project.selection.slides.forEach(slide => { + var api = slideAPIs[slide.value.id]; + switch (slide.value.type as slideTypes | 'loopBegin') { case 'loopBegin': { if (!api) break; - var loop = workingTimeline.value.find(s => s.id == slide.id) as loopSlide; + var loop = workingTimeline.value.find(s => s.id == slide.value.id) as loopSlide; var begin = loop.beginFrame + frameOffset; api.start({ begin }); if (last) { - (project.timeline.workingTimeline.find(s => s.value.id == slide.id) as State) + (project.timeline.workingTimeline.find(s => s.value.id == slide.value.id) as State) .beginFrame.set(begin); project.update.refreshLiveTimeline.value(); } @@ -287,17 +302,17 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { } default: { if (!api) break; - var frame = slide.frame + frameOffset; + var frame = slide.value.frame + frameOffset; api.start({ frame }); if (last) { - workingTimeline.find(s => s.value.id == slide.id).frame.set(frame); + workingTimeline.find(s => s.value.id == slide.value.id).frame.set(frame); project.update.refreshLiveTimeline.value(); } } } if (last) return; - var selectionFrame = selection[0].frame; + var selectionFrame = project.selection.slides[0].frame.value; selectionPosAPI.start({ startingFrame: selectionFrame + frameOffset }); }); }, { domTarget: selectionRef, eventOptions: { passive: false } }); @@ -307,17 +322,16 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { var minDistance = 5; // minimal drag distance in pixels to register selection var distanceTraveled = Math.sqrt(ox ** 2 + oy ** 2); - if (selectionHidden && distanceTraveled > minDistance) setSelectionHidden(false); - if (selectionLeftType) setSelectionLeftType(null); - if (selectionRightType) setSelectionRightType(null); - if (selectionPlaced) setSelectionPlaced(false); + if (project.selection.hidden.value && distanceTraveled > minDistance) project.selection.hidden.set(false); + if (project.selection.type.left.value) project.selection.type.left.set(null); + if (project.selection.type.right.value) project.selection.type.right.set(null); + if (project.selection.placed.value) project.selection.placed.set(false); selectionPosAPI.start({ center: 0, startOffset: 0, widthOffset: 0, }); - selection = []; - setSelection(selection); + project.selection.slides.set([]); var timelineInner = document.querySelector('.timeline .timelineInner'); var timelineRects = timelineInner.getBoundingClientRect(); @@ -338,11 +352,18 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { var frameWidth = Math.abs(sx) / zoom; var startingFrame = x1 / zoom; - selectionPosAPI[first && selectionHidden ? 'set' : 'start']({ x1, y1, x2, y2, startingFrame, frameWidth }); - if (!selectionActive) setSelectionActive(true); + selectionPosAPI[first && project.selection.hidden ? 'set' : 'start']({ + x1, + y1, + x2, + y2, + startingFrame, + frameWidth, + }); + if (!project.selection.active.value) project.selection.active.set(true); if (last) { - setSelectionActive(false); - if (distanceTraveled <= minDistance) setSelectionHidden(true); + project.selection.active.set(false); + if (distanceTraveled <= minDistance) project.selection.hidden.set(true); else { var endingFrame = startingFrame + frameWidth; var expandedTimeline = new Array(...player.timeline.slides); @@ -360,12 +381,11 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { ); if (keyframesInSelection.length < 1) { - setSelectionHidden(true); + project.selection.hidden.set(true); return; } - selection = keyframesInSelection; - setSelection(selection); + project.selection.slides.set(keyframesInSelection); var left = keyframesInSelection[0]; var right = keyframesInSelection[keyframesInSelection.length - 1]; @@ -393,9 +413,13 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { widthOffset, }); }, 100); - setSelectionLeftType(left.type); - setSelectionRightType(right.type); - setSelectionPlaced(true); + project.selection.merge({ + type: { + left: left.type, + right: right.type, + }, + placed: true, + }); } } }, { domTarget: props.selectionAreaRef, eventOptions: { passive: false } }); @@ -403,27 +427,29 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { useEffect(() => { var delkeys = ['del', 'backspace']; mousetrap.bind(delkeys, () => { - if (!selectionPlaced) return; + if (!project.selection.placed) return; - selection.forEach(slide => { - if (!slideTypes.includes(slide.type)) return; - var index = workingTimeline.findIndex(s => s.value?.id == slide.id); + project.selection.slides.forEach(slide => { + if (!slideTypes.includes(slide.value.type)) return; + var index = workingTimeline.findIndex(s => s.value?.id == slide.value.id); if (index == -1) return; - var timeline = new Array(...workingTimeline.value); + var timeline = new Array(...project.timeline.workingTimeline.value); timeline.splice(index, 1); workingTimeline.set(timeline); }); project.update.refreshLiveTimeline.value(); - setSelectionPlaced(false); - setSelectionHidden(true); - setSelection([]); + project.selection.merge({ + placed: false, + hidden: true, + slides: [], + }); }); return () => { mousetrap.unbind(delkeys); }; - }, [selectionPlaced, workingTimeline]); + }, []); function CustomSelection(props: { x1: number; @@ -439,8 +465,8 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { width={props.x2 - props.x1 + 12} frameWidth={props.frameWidth} height={props.y2 - props.y1 + 12} - left={selectionLeftType} - right={selectionRightType} + left={selection.type.left.get()} + right={selection.type.right.get()} widthOffset={props.widthOffset} />; } @@ -448,14 +474,14 @@ function TimelineSelection(props: { selectionAreaRef: Ref; }) { return ; }) { y2={selectionPos.y2} widthOffset={selectionPos.widthOffset} frameWidth={selectionPos.frameWidth} - className={'' + (selectionActive ? 'active ' : '') + (selectionHidden ? 'hidden ' : '')} + className={'' + (selection.active.get() ? 'active ' : '') + (selection.hidden.get() ? 'hidden ' : '')} /> ; } -- cgit v1.2.3