CCWechatScreenShotMgr.ts
4.23 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
export default class CCWechatScreenShotMgr {
    private static _instance: CCWechatScreenShotMgr = new CCWechatScreenShotMgr();
    public static getInstance (): CCWechatScreenShotMgr {
        return CCWechatScreenShotMgr._instance;
    }
    /**
     * 
     * @param worldPos 节点的世界坐标
     * @param width 节点的宽度
     * @param height 节点的高度
     */
    doShot (worldPos: cc.Vec2 | cc.Vec3, width: number, height: number, 
        successCallback: Function = () => {},
        successCheckCallback: () => boolean = () => false ,
        shareFailCallback: Function = () => {},
        failCallback: Function = () => {},
        completeCallback: Function = () => {}) {
        if (cc.sys.platform === cc.sys.WECHAT_GAME) {
            if (!wx.showShareImageMenu) {
                console.log("截图失败");
                shareFailCallback();
                return;
            }
            const ccCanvas = cc.find("Canvas");
            const xscale = (worldPos.x - width / 2) / ccCanvas.width;
            const yscale = 1 - (worldPos.y + height / 2) / ccCanvas.height;
            let x = canvas.width * xscale;
            let y = canvas.height * yscale;
            const w = width / ccCanvas.width * canvas.width;
            const h = height / ccCanvas.height * canvas.height;
            let data = {
                x: x,
                y: y,
                width: w,
                height: h,
                destWidth: w,
                destHeight: h,
                fileType: 'png',
                quality: 1,
                success: (res) => {
                    if (successCheckCallback() === false) {
                        console.log("截图界面被关闭");
                        return;
                    }
                    console.log("截图成功");
                    console.log("res: ", res);
                    console.log("res.tempFilePath: ", res.tempFilePath);
                    wx.showShareImageMenu({
                        path: res.tempFilePath
                    })
                    //     //分享卡片
                    //     wx.shareAppMessage({
                    //         imageUrl: res.tempFilePath
                    //    })
                    successCallback();
                },
                fail: (e) => {
                    console.log("截图失败");
                    console.log(e);
                    failCallback();
                },
                complete: () => {
                    console.log("截图完成");
                    completeCallback();
                }
            }
            let _tempFilePath = canvas.toTempFilePath(data);
            cc.log(`Capture file success!${_tempFilePath}`);
        }
    }
    shotFullScreen (
        successCallback: Function = () => {},
        successCheckCallback: () => boolean = () => false ,
        shareFailCallback: Function = () => {},
        failCallback: Function = () => {},
        completeCallback: Function = () => {}) {
        if (cc.sys.platform === cc.sys.WECHAT_GAME) {
            //canvas 是微信的,报错不用管
            //单纯的分享一张图
            if (!wx.showShareImageMenu) {
                console.log("截图失败");
                shareFailCallback();
                return;
            }
            canvas.toTempFilePath({
                success: (res) => {
                    if (successCheckCallback() === false) {
                        console.log("截图界面被关闭");
                        return;
                    }
                    console.log("截图成功");
                    wx.showShareImageMenu({
                        path: res.tempFilePath
                    })
                    //     //分享卡片
                    //     wx.shareAppMessage({
                    //         imageUrl: res.tempFilePath
                    //    })
                    successCallback();
                },
                fail: (e) => {
                    console.log("截图失败");
                    console.log(e);
                    failCallback();
                },
                complete: () => {
                    console.log("截图完成");
                    completeCallback();
                }
            })
        }
    }
}