公共组件库，文档建设开始

Tevin

2024-03-06 f81a7a619725aa57c48353fca2c21a43fc3b7aee

 forms/userSignature/CUserSignature.vue

@@ -1,5 +1,5 @@
/**
 * CUserSignature
 * CUserSignature - 用户签名
 * @author Tevin
 */

@@ -32,6 +32,10 @@
                />
            </view>
        </view>
        <CSignatureLayer
            v-if="drawSelf"
            ref="drawLayer"
        />
    </view>
</template>

@@ -42,15 +46,17 @@
import { Fetcher } from '@components/bases/Fetcher';
import { $fetchCommon } from '@fetchers/FCommon';
import { $bridge } from '@components/common/Bridge';
import { $hostBoot } from '@components/bases/HostBoot';
import CSignatureLayer from '@components/forms/userSignature/CSignatureLayer';
import project from '@project';
import './cUserSignature.scss';
import { $hostBoot } from '@components/bases/HostBoot';

export default {
    name: 'CUserSignature',
    components: {
        AtInput,
        AtIcon,
        CSignatureLayer,
    },
    props: {
        // 表单数据资源（表单组件内部机制专用）
@@ -58,9 +64,7 @@
    },
    data() {
        return {
            id: 'CUserSignatureCanvas' + Date.now() + parseInt(Math.random() * 10000),
            cavWidth: 1000,
            cavHeight: 1600,
            drawSelf: process.env.TARO_ENV === 'weapp',
        };
    },
    computed: {},
@@ -76,7 +80,18 @@
                    this.itemRes.onChange(url);
                });
            }
            // TODO: 普通h5、小程序中，使用 canvas 签名
            // 小程序中
            else if (process.env.TARO_ENV === 'weapp') {
                this.$refs.drawLayer.$onDraw(sign => {
                    if (sign.indexOf('http') >= 0) {
                        this.itemRes.onChange(sign);
                    } else {
                        const url = this._transBase64ToBlob(sign);
                        this.itemRes.onChange(url);
                    }
                });
            }
            // TODO: 普通h5，使用 canvas 签名
        },
        _transBase64ToBlob(base64) {
            const arr = base64.split(',');
@@ -89,6 +104,9 @@
            }
            const blob = new Blob([u8arr], { type: mime });
            return URL.createObjectURL(blob);
        },
        $startEdit() {
            this.handleStartEdit();
        },
        $uploadImage(callback) {
            const file = {
@@ -157,7 +175,7 @@
        } else if (process.env.TARO_ENV === 'weapp') {
            $(this.$refs.input.$el)
                .find('.at-input__container')
                .append(this.$refs.drawing.$el);
                .append(this.$refs.drawing);
        }
    },
};