wip
Yanick Champoux
parent
e2410ecc24
commit
ada3302def
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@ -0,0 +1,42 @@
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<template>
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<div id="thumbViewContainer">
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<svg id="scopeContainer" class="thumbViewClass">
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<g>
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<rect id="scope" fill="red" fill-opacity="0.1" stroke="red" stroke-width="2px" x="0" y="0" width="0" height="0"/>
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<line id="line1" stroke="red" stroke-width="2px" x1="0" y1="0" x2="0" y2="0"/>
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<line id="line2" stroke="red" stroke-width="2px" x1="0" y1="0" x2="0" y2="0"/>
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</g>
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</svg>
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<slot />
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</div>
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</template>
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<script>
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export const SvgPanZoomThumbnail = {};
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export default SvgPanZoomThumbnail;
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</script>
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<style>
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.thumbViewClass {
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border: 1px solid black;
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position: absolute;
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bottom: 5px;
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left: 5px;
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width: 20%;
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height: 30%;
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margin: 3px;
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padding: 3px;
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overflow: hidden;
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}
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#thumbView {
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z-index: 110;
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background: white;
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}
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#scopeContainer {
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z-index: 120;
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}
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</style>
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@ -1,12 +1,20 @@
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<template>
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<div>
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<slot />
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<SvgPanZoomThumbnail v-if="has_thumbnail">
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<slot name="thumbnail" />
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</SvgPanZoomThumbnail>
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</div>
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</template>
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<script>
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import svg_pan_zoom from 'svg-pan-zoom';
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import SvgPanZoomThumbnail from './SvgPanZoomThumbnail.vue';
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export { SvgPanZoomThumbnail } from './SvgPanZoomThumbnail.vue';
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import thumbnailViewer from './thumbnailViewer';
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let props = {
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'zoomEnabled': { type: Boolean, default: true },
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'controlIconsEnabled': { type: Boolean, default: false },
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@ -33,17 +41,31 @@ let props = {
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export const SvgPanZoom = {
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props,
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components: { SvgPanZoomThumbnail },
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computed: {
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has_thumbnail: function() { return this.$slots.thumbnail }
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},
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mounted: function() {
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let options = {};
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Object.keys(props).filter( k => this[k] !== undefined ).forEach( k => options[k] = this[k] );
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console.log(options);
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svg_pan_zoom( this.$slots.default[0].elm , options );
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if( this.has_thumbnail ) {
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console.log( this.$slots.default[0].elm.id );
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console.log( this.$slots.thumbnail );
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thumbnailViewer({
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mainViewId: this.$slots.default[0].elm.id,
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thumbViewId: 'thumbView',
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});
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}
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else {
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svg_pan_zoom( this.$slots.default[0].elm , options );
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}
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// svg_pan_zoom( '#mainView', options );
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},
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};
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export default SvgPanZoom;
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export const SvgPanZoomThumbnail = {};
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</script>
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@ -3,6 +3,10 @@
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style="width: 300px; height: 500px; border:1px solid black; "
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>
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<RawTiger />
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<RawTiger slot="thumbnail" id="thumbView" class="thumbViewClass"
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style="position: absolute; width: 20%; height: 30% bottom: 5px;
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left: 5px; margin: 3px; padding: 3px;"
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/>
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</SvgPanZoom>
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</template>
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@ -11,8 +15,10 @@
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import { SvgPanZoom, SvgPanZoomThumbnail } from './index.vue';
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import RawTiger from './RawTiger.vue';
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console.log(SvgPanZoomThumbnail);
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export default {
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components: { SvgPanZoom, RawTiger },
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components: { SvgPanZoom, RawTiger, SvgPanZoomThumbnail },
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};
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</script>
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@ -0,0 +1,195 @@
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import svgPanZoom from 'svg-pan-zoom';
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export default function(options){
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var getSVGDocument = function(objectElem){
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var svgDoc = objectElem.contentDocument;
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if(! svgDoc){
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try {
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svgDoc = objectElem.getSVGDocument();
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}
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catch(e) {
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svgDoc = objectElem;
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}
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}
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return svgDoc;
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}
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var bindThumbnail = function(main, thumb){
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if(! window.main && main){
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window.main = main;
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}
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if(! window.thumb && thumb){
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window.thumb = thumb;
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}
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if(! window.main || ! window.thumb){
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return;
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}
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var resizeTimer;
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var interval = 300; //msec
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window.addEventListener('resize', function(event){
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if (resizeTimer !== false) {
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clearTimeout(resizeTimer);
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}
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resizeTimer = setTimeout(function () {
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window.main.resize();
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window.thumb.resize();
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}, interval);
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});
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window.main.setOnZoom(function(level){
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window.thumb.updateThumbScope();
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if(options.onZoom){
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options.onZoom(window.main, window.thumb, level);
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}
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});
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window.main.setOnPan(function(point){
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window.thumb.updateThumbScope();
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if(options.onPan){
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options.onPan(window.main, window.thumb, point);
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}
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});
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var _updateThumbScope = function (main, thumb, scope, line1, line2){
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var mainPanX = main.getPan().x
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, mainPanY = main.getPan().y
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, mainWidth = main.getSizes().width
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, mainHeight = main.getSizes().height
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, mainZoom = main.getSizes().realZoom
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, thumbPanX = thumb.getPan().x
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, thumbPanY = thumb.getPan().y
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, thumbZoom = thumb.getSizes().realZoom;
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var thumByMainZoomRatio = thumbZoom / mainZoom;
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var scopeX = thumbPanX - mainPanX * thumByMainZoomRatio;
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var scopeY = thumbPanY - mainPanY * thumByMainZoomRatio;
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var scopeWidth = mainWidth * thumByMainZoomRatio;
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var scopeHeight = mainHeight * thumByMainZoomRatio;
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scope.setAttribute("x", scopeX + 1);
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scope.setAttribute("y", scopeY + 1);
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scope.setAttribute("width", scopeWidth - 2);
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scope.setAttribute("height", scopeHeight - 2);
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/*
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line1.setAttribute("x1", scopeX + 1);
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line1.setAttribute("y1", scopeY + 1);
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line1.setAttribute("x2", scopeX + 1 + scopeWidth - 2);
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line1.setAttribute("y2", scopeY + 1 + scopeHeight - 2);
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line2.setAttribute("x1", scopeX + 1);
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line2.setAttribute("y1", scopeY + 1 + scopeHeight - 2);
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line2.setAttribute("x2", scopeX + 1 + scopeWidth - 2);
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line2.setAttribute("y2", scopeY + 1);
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*/
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};
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window.thumb.updateThumbScope = function(){
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var scope = document.getElementById('scope');
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var line1 = document.getElementById('line1');
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var line2 = document.getElementById('line2');
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_updateThumbScope(window.main, window.thumb, scope, line1, line2);
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}
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window.thumb.updateThumbScope();
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var _updateMainViewPan = function(clientX, clientY, scopeContainer, main, thumb){
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var dim = scopeContainer.getBoundingClientRect()
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, mainWidth = main.getSizes().width
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, mainHeight = main.getSizes().height
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, mainZoom = main.getSizes().realZoom
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, thumbWidth = thumb.getSizes().width
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, thumbHeight = thumb.getSizes().height
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, thumbZoom = thumb.getSizes().realZoom;
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var thumbPanX = clientX - dim.left - thumbWidth / 2;
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var thumbPanY = clientY - dim.top - thumbHeight / 2;
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var mainPanX = - thumbPanX * mainZoom / thumbZoom;
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var mainPanY = - thumbPanY * mainZoom / thumbZoom;
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main.pan({x:mainPanX, y:mainPanY});
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};
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var updateMainViewPan = function(evt){
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if(evt.which == 0 && evt.button == 0){
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return false;
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}
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var scopeContainer = document.getElementById('scopeContainer');
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_updateMainViewPan(evt.clientX, evt.clientY, scopeContainer, window.main, window.thumb);
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}
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var scopeContainer = document.getElementById('scopeContainer');
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scopeContainer.addEventListener('click', function(evt){
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updateMainViewPan(evt);
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});
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scopeContainer.addEventListener('mousemove', function(evt){
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updateMainViewPan(evt);
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});
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};
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var mainViewObjectElem = document.getElementById(options.mainViewId);
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console.log(mainViewObjectElem);
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mainViewObjectElem.addEventListener("load", function(){
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var mainViewSVGDoc = getSVGDocument(mainViewObjectElem);
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if(options.onMainViewSVGLoaded){
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options.onMainViewSVGLoaded(mainViewSVGDoc);
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}
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var beforePan = function(oldPan, newPan){
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var stopHorizontal = false
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, stopVertical = false
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, gutterWidth = 100
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, gutterHeight = 100
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// Computed variables
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, sizes = this.getSizes()
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, leftLimit = -((sizes.viewBox.x + sizes.viewBox.width) * sizes.realZoom) + gutterWidth
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, rightLimit = sizes.width - gutterWidth - (sizes.viewBox.x * sizes.realZoom)
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, topLimit = -((sizes.viewBox.y + sizes.viewBox.height) * sizes.realZoom) + gutterHeight
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, bottomLimit = sizes.height - gutterHeight - (sizes.viewBox.y * sizes.realZoom);
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let customPan = {};
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customPan.x = Math.max(leftLimit, Math.min(rightLimit, newPan.x));
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customPan.y = Math.max(topLimit, Math.min(bottomLimit, newPan.y));
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return customPan;
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};
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var main = svgPanZoom('#'+options.mainViewId, {
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zoomEnabled: true,
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controlIconsEnabled: true,
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fit: false,
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center: true,
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beforePan: beforePan
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});
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bindThumbnail(main, undefined);
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if(options.onMainViewShown){
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options.onMainViewShown(mainViewSVGDoc, main);
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}
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}, false);
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var thumbViewObjectElem = document.getElementById(options.thumbViewId);
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thumbViewObjectElem.addEventListener("load", function(){
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var thumbViewSVGDoc = getSVGDocument(thumbViewObjectElem);
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if(options.onThumbnailSVGLoaded){
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options.onThumbnailSVGLoaded(thumbViewSVGDoc);
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}
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var thumb = svgPanZoom('#'+options.thumbViewId, {
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zoomEnabled: false,
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panEnabled: false,
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controlIconsEnabled: false,
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dblClickZoomEnabled: false,
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preventMouseEventsDefault: true,
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});
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bindThumbnail(undefined, thumb);
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if(options.onThumbnailShown){
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options.onThumbnailShown(thumbViewSVGDoc, thumb);
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}
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}, false);
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};
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