1 files changed, 48 insertions, 0 deletions
diff --git a/opendc-web/opendc-web-ui/src/components/app/map/elements/ImageComponent.js b/opendc-web/opendc-web-ui/src/components/app/map/elements/ImageComponent.js
new file mode 100644
index 00000000..2b5c569f
--- /dev/null
+++ b/opendc-web/opendc-web-ui/src/components/app/map/elements/ImageComponent.js
@@ -0,0 +1,48 @@
+import PropTypes from 'prop-types'
+import React from 'react'
+import { Image } from 'react-konva'
+
+class ImageComponent extends React.Component {
+    static imageCaches = {}
+    static propTypes = {
+        src: PropTypes.string.isRequired,
+        x: PropTypes.number.isRequired,
+        y: PropTypes.number.isRequired,
+        width: PropTypes.number.isRequired,
+        height: PropTypes.number.isRequired,
+        opacity: PropTypes.number.isRequired,
+    }
+
+    state = {
+        image: null,
+    }
+
+    componentDidMount() {
+        if (ImageComponent.imageCaches[this.props.src]) {
+            this.setState({ image: ImageComponent.imageCaches[this.props.src] })
+            return
+        }
+
+        const image = new window.Image()
+        image.src = this.props.src
+        image.onload = () => {
+            this.setState({ image })
+            ImageComponent.imageCaches[this.props.src] = image
+        }
+    }
+
+    render() {
+        return (
+            <Image
+                image={this.state.image}
+                x={this.props.x}
+                y={this.props.y}
+                width={this.props.width}
+                height={this.props.height}
+                opacity={this.props.opacity}
+            />
+        )
+    }
+}
+
+export default ImageComponent