84 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
import { extend } from '../core/util.js';
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var DebugRect = (function () {
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    function DebugRect(style) {
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        var dom = this.dom = document.createElement('div');
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        dom.className = 'ec-debug-dirty-rect';
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        style = extend({}, style);
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        extend(style, {
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            backgroundColor: 'rgba(0, 0, 255, 0.2)',
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            border: '1px solid #00f'
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        });
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        dom.style.cssText = "\nposition: absolute;\nopacity: 0;\ntransition: opacity 0.5s linear;\npointer-events: none;\n";
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        for (var key in style) {
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            if (style.hasOwnProperty(key)) {
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                dom.style[key] = style[key];
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            }
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        }
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    }
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    DebugRect.prototype.update = function (rect) {
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        var domStyle = this.dom.style;
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        domStyle.width = rect.width + 'px';
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        domStyle.height = rect.height + 'px';
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        domStyle.left = rect.x + 'px';
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        domStyle.top = rect.y + 'px';
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    };
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    DebugRect.prototype.hide = function () {
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        this.dom.style.opacity = '0';
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    };
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    DebugRect.prototype.show = function (autoHideDelay) {
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        var _this = this;
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        clearTimeout(this._hideTimeout);
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        this.dom.style.opacity = '1';
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        this._hideTimeout = setTimeout(function () {
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            _this.hide();
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        }, autoHideDelay || 1000);
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    };
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    return DebugRect;
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}());
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export default function showDebugDirtyRect(zr, opts) {
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    opts = opts || {};
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    var painter = zr.painter;
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    if (!painter.getLayers) {
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        throw new Error('Debug dirty rect can only been used on canvas renderer.');
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    }
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    if (painter.isSingleCanvas()) {
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        throw new Error('Debug dirty rect can only been used on zrender inited with container.');
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    }
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    var debugViewRoot = document.createElement('div');
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    debugViewRoot.style.cssText = "\nposition:absolute;\nleft:0;\ntop:0;\nright:0;\nbottom:0;\npointer-events:none;\n";
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    debugViewRoot.className = 'ec-debug-dirty-rect-container';
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    var debugRects = [];
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    var dom = zr.dom;
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    dom.appendChild(debugViewRoot);
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    var computedStyle = getComputedStyle(dom);
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    if (computedStyle.position === 'static') {
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        dom.style.position = 'relative';
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    }
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    zr.on('rendered', function () {
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        if (painter.getLayers) {
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            var idx_1 = 0;
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            painter.eachBuiltinLayer(function (layer) {
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                if (!layer.debugGetPaintRects) {
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                    return;
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                }
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                var paintRects = layer.debugGetPaintRects();
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                for (var i = 0; i < paintRects.length; i++) {
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                    if (!paintRects[i].width || !paintRects[i].height) {
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                        continue;
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                    }
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                    if (!debugRects[idx_1]) {
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                        debugRects[idx_1] = new DebugRect(opts.style);
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                        debugViewRoot.appendChild(debugRects[idx_1].dom);
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                    }
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                    debugRects[idx_1].show(opts.autoHideDelay);
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                    debugRects[idx_1].update(paintRects[i]);
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                    idx_1++;
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                }
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            });
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            for (var i = idx_1; i < debugRects.length; i++) {
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                debugRects[i].hide();
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            }
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        }
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    });
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}
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