1 files changed, 99 insertions, 0 deletions
diff --git a/legacy/web/app/DeviceImages.js b/legacy/web/app/DeviceImages.js
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+++ b/legacy/web/app/DeviceImages.js
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+/*
+ * Copyright 2016 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 Andrey Kunitsyn (andrey@traccar.org)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+Ext.define('Traccar.DeviceImages', {
+    singleton: true,
+
+    getImageSvg: function (color, zoom, angle, category) {
+        var i, info, svg, width, height, rotateTransform, scaleTransform, fill;
+
+        info = Ext.getStore('DeviceImages').findRecord('key', category || 'default', 0, false, false, true);
+        svg = Ext.clone(info.get('svg'));
+        if (!svg) {
+            svg = this.cloneDocument(info.get('svg'));
+        }
+
+        width = parseFloat(svg.documentElement.getAttribute('width'));
+        height = parseFloat(svg.documentElement.getAttribute('height'));
+
+        fill = info.get('fillId');
+        if (!Ext.isArray(fill)) {
+            fill = [fill];
+        }
+        for (i = 0; i < fill.length; i++) {
+            svg.getElementById(fill[i]).style.fill = color;
+        }
+
+        rotateTransform = 'rotate(' + angle + ' ' + width / 2 + ' ' + height / 2 + ')';
+        svg.getElementById(info.get('rotateId')).setAttribute('transform', rotateTransform);
+
+        if (zoom) {
+            width *= Traccar.Style.mapScaleSelected;
+            height *= Traccar.Style.mapScaleSelected;
+            scaleTransform = 'scale(' + Traccar.Style.mapScaleSelected + ') ';
+        } else {
+            width *= Traccar.Style.mapScaleNormal;
+            height *= Traccar.Style.mapScaleNormal;
+            scaleTransform = 'scale(' + Traccar.Style.mapScaleNormal + ') ';
+        }
+
+        if (info.get('scaleId') !== info.get('rotateId')) {
+            svg.getElementById(info.get('scaleId')).setAttribute('transform', scaleTransform);
+        } else {
+            svg.getElementById(info.get('scaleId')).setAttribute('transform', scaleTransform + ' ' + rotateTransform);
+        }
+
+        svg.documentElement.setAttribute('width', width);
+        svg.documentElement.setAttribute('height', height);
+        svg.documentElement.setAttribute('viewBox', '0 0 ' + width + ' ' + height);
+
+        return svg;
+    },
+
+    formatSrc: function (svg) {
+        return 'data:image/svg+xml;charset=utf-8,' +
+                encodeURIComponent(new XMLSerializer().serializeToString(svg.documentElement));
+    },
+
+    cloneDocument: function (svgDocument) {
+        var newDocument, newNode;
+        newDocument = svgDocument.implementation.createDocument(svgDocument.namespaceURI, null, null);
+        newNode = newDocument.importNode(svgDocument.documentElement, true);
+        newDocument.appendChild(newNode);
+        return newDocument;
+    },
+
+    getImageIcon: function (color, zoom, angle, category) {
+        var image, svg, width, height;
+
+        svg = this.getImageSvg(color, zoom, angle, category);
+        width = parseFloat(svg.documentElement.getAttribute('width'));
+        height = parseFloat(svg.documentElement.getAttribute('height'));
+
+        image = new ol.style.Icon({
+            imgSize: [width, height],
+            src: this.formatSrc(svg)
+        });
+        image.fill = color;
+        image.zoom = zoom;
+        image.angle = angle;
+        image.category = category;
+
+        return image;
+    }
+});