hightopo picture statement

1. Image name url + / Base64 
the setImage ( 'hightopo', 'www.hightopo.com/logo.png') registered by way of url 
setImage ( 'hightopo', 'data : image / png; base64, iVBORw ... Jggg == ') registered by way of base64

　　

2. Image name url + w + h + / Base64 
// setImage ( 'hightopo', 200 is, 80, 'www.hightopo.com/logo.png') registered by way of url, specify the image width and height 
// setImage ( ' hightopo ', 200, 80,' data: image / png; base64, iVBORw ... Jggg == ') registered by base64 embodiment, image width and height specified

　

Design text and graphics 
    ht.Default.setImage ( "title", { 
            "width": 150, 
            "height": 50, 
            "the comps": [ 
                { 
                    "of the type": 'text', 
                    "text": "Bus route the Map", // picture content 
                    "rect": [0, 0 , 150, 150], // rectangle 
                    "color": '# 255e2c' , // text color 
                    "font": 'Bold 18px Arial', 
                    "align = left": 'Center ', // alignment 
                    "shadow": true, // whether shadow 
                    "shadowColor":' # fd1a1c 'Shadow Color @ 
                } 
            ] 
        });

　　

 

Url only one parameter, the name and picture of the way the same url path (not used) 
the setImage ( 'www.hightopo.com/logo.png')

　　

Direct registration img and canvas elements to draw html mode After you have registered before 
 setImage ( 'hightopo', img | canvas)