How to align echarts map textures
This article provides guidance on aligning textures on echarts maps. The main issue addressed is ensuring that textures are properly aligned with the map features. Two alignment techniques are discussed: manual alignment and automatic alignment using
How to align texture on echarts maps?
-
Add the texture as an image object: Load the texture image as a
fabric.Image
object.fabric.Image
object. -
Position the texture image: Use the
fabric.Image.set({ left: x, top: y })
method to set the texture's position on the canvas. -
Align the texture with the map: Use the
fabric.Image.setAngle(angle)
method to rotate the texture to align with the map.
What are the techniques for aligning textures on echarts maps?
There are two common techniques for aligning textures on echarts maps:
- Manual alignment: Manually adjust the texture's position and rotation using the methods described in the previous answer. This approach requires careful adjustment and can be time-consuming.
-
Automatic alignment using bounding boxes: Use the
fabric.Image.getScaledBoundingRect()
Use the fabric.Image.set({ left: x, top: y })
method to set the texture's position on the canvas.
Align the texture with the map:- Use the
- What are the techniques for aligning textures on echarts maps?
- There are two common techniques for aligning textures on echarts maps:
- Manual alignment: Manually adjust the texture's position and rotation using the methods described in the previous answer. This approach requires careful adjustment and can be time-consuming.
- Automatic alignment using bounding boxes: Use the
fabric.Image.getScaledBoundingRect()
method to get the bounding box of the texture. Then, align the texture to the desired position by matching its bounding box with the corresponding area on the map.
fabric.Image.setAngle(angle)
method to rotate the texture to align with the map.The above is the detailed content of How to align echarts map textures. For more information, please follow other related articles on the PHP Chinese website!

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