circle-progress组件封装完毕，圆型进度条
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WindowBird
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@ -1,97 +0,0 @@
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<template>
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<view class="circle-progress">
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<view class="circle-progress__content">
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<text class="circle-progress__text">{{ percentage }}%</text>
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</view>
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</view>
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</template>
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<script>
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export default {
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name: "CircleProgress",
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props: {
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// 圆环进度百分比值，0-100
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percentage: {
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type: Number,
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default: 0,
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validator: (value) => value >= 0 && value <= 100,
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},
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// 进度条颜色
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color: {
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type: String,
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default: "#42b983", // 绿色主题色
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},
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// 背景颜色
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backgroundColor: {
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type: String,
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default: "#c8c8c8", // 灰色
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},
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// 尺寸
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size: {
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type: Number,
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default: 100,
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},
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// 边框宽度
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borderWidth: {
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type: Number,
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default: 5,
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},
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},
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computed: {
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progressStyle() {
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const degrees = this.percentage * 3.6; // 将百分比转换为角度
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const style = {
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width: `${this.size}px`,
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height: `${this.size}px`,
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borderWidth: `${this.borderWidth}px`,
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borderColor: this.backgroundColor,
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};
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// 根据进度设置不同的样式
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if (this.percentage <= 50) {
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style.background = `conic-gradient(
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${this.color} 0deg ${degrees}deg,
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${this.backgroundColor} ${degrees}deg 360deg
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)`;
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} else {
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style.background = `conic-gradient(
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${this.color} 0deg 180deg,
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${this.backgroundColor} 180deg 360deg
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)`;
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}
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return style;
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},
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textStyle() {
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return {
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fontSize: `${this.size * 0.2}px`,
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};
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},
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},
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};
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</script>
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<style lang="scss" scoped>
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.circle-progress {
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position: relative;
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display: inline-flex;
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align-items: center;
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justify-content: center;
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&__content {
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position: relative;
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border-radius: 50%;
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mask: radial-gradient(transparent 60%, black 61%);
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}
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&__text {
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position: absolute;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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font-weight: bold;
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color: #333;
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z-index: 2;
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}
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}
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</style>
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136
components/circle-progress/circle-progress.vue
Normal file
136
components/circle-progress/circle-progress.vue
Normal file
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@ -0,0 +1,136 @@
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<!--@example-->
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<!--<circle-progress-->
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<!-- :canvas-size="120"-->
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<!-- :progress="80"-->
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<!-- content="学习进度"-->
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<!-- progress-color="#42b983"-->
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<!--></circle-progress>-->
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<template>
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<!-- 圆形进度条 -->
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<view
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:style="{ width: canvasSize + 'px', height: canvasSize + 'px' }"
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class="progress-container"
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>
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<canvas
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:style="{ width: canvasSize + 'px', height: canvasSize + 'px' }"
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canvas-id="progressCanvas"
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class="progress-canvas"
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></canvas>
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<view class="progress-text">
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<text class="percent">{{ progress }}%</text>
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<text class="label">{{ content }}</text>
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</view>
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</view>
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</template>
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<script>
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export default {
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name: "circle-progress",
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props: {
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progress: {
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type: Number,
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default: 80,
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},
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canvasSize: {
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type: Number,
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default: 80,
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},
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strokeWidth: {
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type: Number,
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default: 12,
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},
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bgColor: {
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type: String,
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default: "#f0f0f0",
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},
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progressColor: {
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type: String,
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default: "#007AFF",
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},
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textColor: {
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type: String,
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default: "#333",
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},
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content: {
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type: String,
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default: "进度",
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},
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},
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mounted() {
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this.drawProgress();
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},
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watch: {
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progress() {
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this.drawProgress();
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},
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progressColor() {
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this.drawProgress();
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},
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},
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methods: {
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// 绘制进度条
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drawProgress() {
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const { progress, canvasSize, strokeWidth, bgColor, progressColor } =
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this;
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const ctx = uni.createCanvasContext("progressCanvas", this);
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const center = canvasSize / 2;
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const radius = center - strokeWidth / 2;
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// 清除画布
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ctx.clearRect(0, 0, canvasSize, canvasSize);
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// 绘制背景圆
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ctx.beginPath();
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ctx.arc(center, center, radius, 0, 2 * Math.PI);
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ctx.setStrokeStyle(bgColor);
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ctx.setLineWidth(strokeWidth);
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ctx.stroke();
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// 绘制进度圆
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const startAngle = -Math.PI / 2; // 从顶部开始
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const endAngle = startAngle + (progress / 100) * 2 * Math.PI;
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ctx.beginPath();
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ctx.arc(center, center, radius, startAngle, endAngle);
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ctx.setStrokeStyle(progressColor);
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ctx.setLineWidth(strokeWidth);
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ctx.setLineCap("round");
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ctx.stroke();
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ctx.draw();
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},
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},
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};
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</script>
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<style scoped>
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.progress-container {
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position: relative;
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}
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.progress-canvas {
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border-radius: 50%;
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box-shadow: 0 8rpx 25rpx rgba(0, 0, 0, 0.1);
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}
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.progress-text {
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position: absolute;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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text-align: center;
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}
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.percent {
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font-size: 36rpx;
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font-weight: bold;
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color: #333;
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display: block;
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}
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.label {
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font-size: 24rpx;
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color: #666;
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display: block;
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margin-top: 10rpx;
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}
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</style>
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<template>
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<view class="page">
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<!-- 圆形进度条 -->
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<view class="progress-container">
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<canvas
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:style="{ width: canvasSize + 'px', height: canvasSize + 'px' }"
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canvas-id="progressCanvas"
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class="progress-canvas"
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></canvas>
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<view class="progress-text">
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<text class="percent">{{ progress }}%</text>
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<text class="label">{{ content }}</text>
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</view>
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</view>
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<circle-progress
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:canvas-size="120"
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:progress="80"
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content="学习进度"
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progress-color="#42b983"
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></circle-progress>
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</view>
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</template>
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<script>
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import CommonEnum from "../../enum/common";
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export default {
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data() {
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return {
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progress: 80, // 当前进度值（0-100）
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canvasSize: 80, // 画布大小
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strokeWidth: 12, // 线条宽度
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bgColor: "#f0f0f0", // 背景颜色
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progressColor: "#007AFF", // 进度条颜色
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textColor: "#333", // 文字颜色
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content: "", //文字内容,
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CommonEnum,
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};
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},
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mounted() {
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this.drawProgress();
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},
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watch: {
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progress() {
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this.drawProgress();
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},
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progressColor() {
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this.drawProgress();
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},
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onLoad() {
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// 页面加载时获取数据
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},
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methods: {
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// 绘制进度条
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drawProgress() {
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const { progress, canvasSize, strokeWidth, bgColor, progressColor } =
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this;
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const ctx = uni.createCanvasContext("progressCanvas", this);
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const center = canvasSize / 2;
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const radius = center - strokeWidth / 2;
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// 清除画布
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ctx.clearRect(0, 0, canvasSize, canvasSize);
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// 绘制背景圆
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ctx.beginPath();
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ctx.arc(center, center, radius, 0, 2 * Math.PI);
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ctx.setStrokeStyle(bgColor);
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ctx.setLineWidth(strokeWidth);
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ctx.stroke();
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// 绘制进度圆
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const startAngle = -Math.PI / 2; // 从顶部开始
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const endAngle = startAngle + (progress / 100) * 2 * Math.PI;
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ctx.beginPath();
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ctx.arc(center, center, radius, startAngle, endAngle);
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ctx.setStrokeStyle(progressColor);
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ctx.setLineWidth(strokeWidth);
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ctx.setLineCap("round");
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ctx.stroke();
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ctx.draw();
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},
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// 加载页面数据
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},
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};
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</script>
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<style scoped>
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<style lang="scss" scoped>
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.page {
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background: #ffffff;
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}
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.header {
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width: 100%;
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//min-height: 100vh;//可能导致页面留白
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display: flex;
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align-items: flex-start;
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flex-direction: column;
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align-items: center;
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padding: 40rpx;
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min-height: 100vh;
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background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
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}
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.progress-container {
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position: relative;
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margin: 40rpx 0;
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}
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.progress-canvas {
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border-radius: 50%;
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box-shadow: 0 8rpx 25rpx rgba(0, 0, 0, 0.1);
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}
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.progress-text {
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position: absolute;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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text-align: center;
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}
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.percent {
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font-size: 36rpx;
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font-weight: bold;
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color: #333;
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display: block;
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}
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.label {
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font-size: 24rpx;
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color: #666;
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display: block;
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margin-top: 10rpx;
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padding: 0 15rpx 40rpx;
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}
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</style>
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