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drawing a bunch of garbage on the image

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Scott Bell 2023-04-06 16:03:49 +02:00
parent 172e0b23fd
commit 002d8d11e8
1 changed files with 26 additions and 1 deletions
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27
src/plugins/imagery/components/ImageryView.vue
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@ -74,7 +74,7 @@
</div>
<img
ref="focusedImage"
class="c-imagery__main-image__image js-imageryView-image "
class="c-imagery__main-image__image js-imageryView-image"
:src="imageUrl"
:draggable="!isSelectable"
:style="{
@ -96,6 +96,11 @@
:image="focusedImage"
:sized-image-dimensions="sizedImageDimensions"
/>
<canvas
ref="canvas"
class="c-compass"
style="width: 100%; height: 100%;"
></canvas>
</div>
</div>
@ -673,6 +678,7 @@ export default {
this.listenTo(this.focusedImageWrapper, 'wheel', this.wheelZoom, this);
this.loadVisibleLayers();
this.drawAnnotations();
},
beforeDestroy() {
this.persistVisibleLayers();
@ -713,6 +719,25 @@ export default {
transition: `${!this.pan && this.animateZoom ? 'transform 250ms ease-in' : 'initial'}`
};
},
drawAnnotations() {
const canvas = this.$refs.canvas;
const context = canvas.getContext("2d");
context.clearRect(0, 0, canvas.width, canvas.height);
const iterations = Math.floor(Math.random() * 20);
for (let i = 0; i < iterations; i++) {
context.beginPath();
context.lineWidth = "2";
context.fillStyle = "rgba(199, 87, 231, 0.2)";
context.strokeStyle = "#c757e7";
const left = Math.floor(Math.random() * canvas.width);
const top = Math.floor(Math.random() * canvas.height);
const size = Math.floor(Math.random() * 50);
context.rect(left, top, size, size);
context.fill();
context.stroke();
}
},
setTimeContext() {
this.stopFollowingTimeContext();
this.timeContext = this.openmct.time.getContextForView(this.objectPath);