From 1401779a92bb5fede53ca74d4fceacecb8c4c462 Mon Sep 17 00:00:00 2001
From: lefengyang <lefengyang@tencent.com>
Date: Thu, 20 Aug 2026 02:06:10 +0800
Subject: [PATCH] 预制动画功能
---
ledApp/pages/addTemplate/addTemplate.vue | 456 ++++++++++++++++++++++++++++++++++++++++++++++----------
1 files changed, 374 insertions(+), 82 deletions(-)
diff --git a/ledApp/pages/addTemplate/addTemplate.vue b/ledApp/pages/addTemplate/addTemplate.vue
index 6b7303e..3f36ce9 100644
--- a/ledApp/pages/addTemplate/addTemplate.vue
+++ b/ledApp/pages/addTemplate/addTemplate.vue
@@ -31,6 +31,18 @@
</uv-upload>
</view>
</view>
+ <view class="temp_item" v-if="!isEditMode">
+ <view class="title">
+ 预制动画
+ </view>
+ <view class="item">
+ <uv-radio-group v-model="selectedPreset" placement="column" @change="changePreset" labelSize="26rpx">
+ <uv-radio class="spec_radio" v-for="(item, index) in presetList" :key="index" :label="'预制动画：'+item.name"
+ :name="item.name">
+ </uv-radio>
+ </uv-radio-group>
+ </view>
+ </view>
<view class="temp_item">
<view class="title">
屏幕规格
@@ -124,30 +136,50 @@
<!-- 动画弹出框 -->
<uv-popup ref="popupAnimation" mode="center" @change="changeAnimation" :safeAreaInsetTop="false" :safeAreaInsetBottom="false" :zoom="false" duration="0">
<view class="animation_pixel">
- <view class="back_btn" @click="popupAnimationClose">
+ <view class="back_btn" v-show="false" @click="popupAnimationClose">
<uv-icon name="arrow-leftward" color="#333" size="30"></uv-icon>
</view>
+ <!-- 操作按钮 -->
+ <view class="controls" style="left: 30rpx;">
+ <uv-button type="success" :plain="true" :text="showControls ? '收回' : '操作'" @click="toggleControls"></uv-button>
+ </view>
+
<!-- 动画按钮 -->
- <view class="controls">
+ <view class="controls" v-if="showControls">
<uv-button type="primary" :plain="true" text="分辨率" @click="changeRatio()"></uv-button>
<uv-button type="primary" :plain="true" text="颜色" @click="changeColor()"></uv-button>
- <uv-button type="primary" :plain="true" text="添加文字" @click="addText()"></uv-button>
+ <uv-button type="primary" :plain="true" text="左移" @click="shiftLeft()"></uv-button>
+ <uv-button type="primary" :plain="true" text="右移" @click="shiftRight()"></uv-button>
+ <uv-button type="primary" :plain="true" text="文字" @click="addText()"></uv-button>
<uv-button type="primary" :plain="true" text="清除" @click="clear()"></uv-button>
<uv-button type="primary" :plain="true" text="保存" @click="clickSaveData"></uv-button>
</view>
<!-- 文字生成图形 -->
<canvas canvas-id="myCanvas" id="myCanvas" class="canvas" :style="{ width: canvasWidth + 'px', height: canvasHeight + 'px' }"></canvas>
+ <!-- canvasWidth:{{ canvasWidth }} | canvasHeight:{{ canvasHeight }} -->
- <view class="pixel_grid" @touchstart.prevent="handleTouchStart" @touchmove.prevent="handleTouchMove"
- @touchend.prevent="handleTouchEnd" @touchcancel.prevent="handleTouchEnd"
- :style="{
- gridTemplateRows: `repeat(${height}, 1fr)`,
- gridTemplateColumns: `repeat(${width}, 1fr)`
- }">
- <view class="pixel_cell" v-for="(cell, cellIndex) in pixelData" :key="cellIndex">
- <view class="pixel_cell_item" :style="{ backgroundColor: cell }"></view>
+ <!-- 点阵图 -->
+ <scroll-view scroll-x @scroll="handleScroll">
+ <view
+ class="pixel_grid"
+ @touchstart.prevent="handleTouchStart"
+ @touchmove.prevent="handleTouchMove"
+ @touchend.prevent="handleTouchEnd"
+ @touchcancel.prevent="handleTouchEnd"
+ :style="{
+ gridTemplateRows: `repeat(${height}, 1fr)`,
+ gridTemplateColumns: `repeat(${width * (modeVal == 2 ? 10 : 1)}, 1fr)`,
+ width: modeVal == 2 ? '1000vw': '100vw',
+ }">
+ <view class="pixel_cell" v-for="(cell, cellIndex) in pixelData" :key="cellIndex">
+ <view class="pixel_cell_item" :style="{ backgroundColor: cell }"></view>
+ </view>
</view>
+ <view style="height:20vh;"></view>
+ </scroll-view>
+ <view class="exit_btn">
+ <uv-button type="success" :plain="true" text="退出" @click="popupAnimationClose"></uv-button>
</view>
</view>
</uv-popup>
@@ -162,6 +194,33 @@
</view>
</uv-popup>
+ <!-- 添加文字弹窗 -->
+ <uv-popup ref="popupText" mode="center" round="10" :safeAreaInsetTop="false" :safeAreaInsetBottom="false" :zoom="false" duration="0">
+ <view class="text_popup">
+ <view class="text_popup_title">添加文字</view>
+ <view class="text_popup_item">
+ <view class="text_popup_label">文字</view>
+ <view class="text_popup_input">
+ <uv-input placeholder="请输入文字" border="none" v-model="tempText" fontSize="16px"
+ customStyle="background: #ECEFF6;padding:8px 10px;border-radius: 6px;"></uv-input>
+ </view>
+ </view>
+ <view class="text_popup_item">
+ <view class="text_popup_label">类型</view>
+ <view class="text_popup_type">
+ <uv-radio-group v-model="textType" placement="row" labelSize="16px" style="gap:10px;">
+ <uv-radio label="覆盖" name="overwrite"></uv-radio>
+ <uv-radio label="追加" name="append"></uv-radio>
+ </uv-radio-group>
+ </view>
+ </view>
+ <view class="text_popup_btn">
+ <uv-button type="info" text="取消" @click="closeTextPopup"></uv-button>
+ <uv-button type="primary" text="确定" @click="confirmAddText" customStyle=""></uv-button>
+ </view>
+ </view>
+ </uv-popup>
+
</view>
</template>
@@ -169,7 +228,8 @@
import {
templeteAdd,
templeteInfo,
- templeteEdit
+ templeteEdit,
+ templeteList
} from '@/api/api.js'
let ctx = null
export default {
@@ -194,6 +254,10 @@
{
name: '动画帧切换',
val: 1
+ },
+ {
+ name: '滚动动画',
+ val: 2
}
],
modeVal: 0,
@@ -255,8 +319,14 @@
previewFrameIndex: 0,
previewTimer: null,
previewWidth: 24,
- previewHeight: 12
-
+ previewHeight: 12,
+ showControls: false,
+ scrollLeft: 0,
+ textType: 'overwrite',
+ tempText: '',
+ presetList: [],
+ selectedPreset: '',
+ isEditMode: false,
}
},
computed: {
@@ -272,9 +342,12 @@
this.tId = opt.id
this.getTempleteInfo()
this.titleName = '编辑模版'
+ this.isEditMode = true
}
else{
this.titleName = '新增模版'
+ this.isEditMode = false
+ this.getPresetList()
}
},
onShow() {
@@ -294,6 +367,33 @@
}
},
methods: {
+ getPresetList() {
+ templeteList({
+ userId: 1,
+ pageNum: 1,
+ pageSize: 99
+ }).then(res => {
+ console.log('预制动画列表-------', res.rows)
+ if(res.code == 200){
+ this.presetList = res.rows || []
+ }
+ })
+ },
+ changePreset(val) {
+ const preset = this.presetList.find(item => item.name === val)
+ if (preset) {
+ this.specVal = preset.screen
+ this.modeVal = preset.mode
+ this.total = preset.cycle
+ this.speed = preset.speed
+ if (preset.fpsList) {
+ this.fpsList = JSON.parse(preset.fpsList)
+ }
+ }
+ },
+ handleScroll(e){
+ this.scrollLeft = e.detail.scrollLeft
+ },
// 获取编辑详情
getTempleteInfo(){
templeteInfo(this.tId).then(res=>{
@@ -406,6 +506,15 @@
return this.mergeRowsToString(item)
});
this.fpsTotal = this.total
+ } else if (this.modeVal == 2) {
+ const scrollFrames = this.generateScrollFrames(this.fpsData[0]);
+ const parsedData = scrollFrames.map(item => {
+ return this.toSnakeData(item, this.specWidth);
+ });
+ this.animationData = parsedData.map(item => {
+ return this.mergeRowsToString(item);
+ });
+ this.fpsTotal = scrollFrames.length;
}
console.log('animationData--------', this.animationData)
@@ -505,10 +614,10 @@
console.log('ratio---', ratio[0]);
this.height = Number(ratio[0]);
this.width = Number(ratio[1]);
- this.canvasWidth = this.width * 10;
+ this.canvasWidth = this.width * (this.modeVal == 2 ? 10 * 10 : 10);
this.canvasHeight = this.height * 10;
- // 重新初始化一维数组
- this.pixelData = new Array(this.height * this.width).fill('')
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ this.pixelData = new Array(this.height * colCount).fill('')
console.log('pixelData---', this.pixelData);
},
// 预先获取像素网格的位置信息
@@ -526,14 +635,16 @@
getCellByTouch(touch, cb) {
this.getGridRect(rect => {
if (!rect) return
- const x = touch.clientX - rect.left
+ const x = touch.clientX + this.scrollLeft
const y = touch.clientY - rect.top
- const cellWidth = rect.width / this.width
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ const cellWidth = rect.width / colCount
const cellHeight = rect.height / this.height
const colIndex = Math.floor(x / cellWidth)
const rowIndex = Math.floor(y / cellHeight)
+ //console.log('colCount', colCount, 'rowIndex', rowIndex, 'colIndex', colIndex, x, cellWidth)
if (
- colIndex >= 0 && colIndex < this.width &&
+ colIndex >= 0 && colIndex < colCount &&
rowIndex >= 0 && rowIndex < this.height
) {
cb({
@@ -573,7 +684,8 @@
handleClick(rowIndex, colIndex) {
console.log(rowIndex, colIndex)
// 计算一维数组的索引
- const index = rowIndex * this.width + colIndex
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ const index = rowIndex * colCount + colIndex
// 如果当前像素有颜色，则清除；如果没有颜色，则添加当前选择的颜色
const currentColor = this.pixelData[index]
const newColor = currentColor ? '' : this.color
@@ -581,8 +693,34 @@
},
clear() {
ctx && ctx.clearRect(0, 0, 1000, 1000)
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
// 将所有像素点设置为空字符串
- this.pixelData = new Array(this.height * this.width).fill('')
+ this.pixelData = new Array(this.height * colCount).fill('')
+ },
+ shiftLeft() {
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ for (let r = 0; r < this.height; r++) {
+ const rowStart = r * colCount
+ const row = this.pixelData.slice(rowStart, rowStart + colCount)
+ const shifted = row.slice(1).concat(row.slice(0, 1))
+ for (let c = 0; c < colCount; c++) {
+ this.$set(this.pixelData, rowStart + c, shifted[c])
+ }
+ }
+ },
+ shiftRight() {
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ for (let r = 0; r < this.height; r++) {
+ const rowStart = r * colCount
+ const row = this.pixelData.slice(rowStart, rowStart + colCount)
+ const shifted = row.slice(colCount - 1).concat(row.slice(0, colCount - 1))
+ for (let c = 0; c < colCount; c++) {
+ this.$set(this.pixelData, rowStart + c, shifted[c])
+ }
+ }
+ },
+ toggleControls() {
+ this.showControls = !this.showControls;
},
// 模版动画弹出框
changeAnimation(e){
@@ -603,10 +741,15 @@
popupAnimationOpen(index){
this.$refs.popupAnimation.open();
this.fpsIndex = index
+ this.canvasWidth = this.width * (this.modeVal == 2 ? 10 * 10 : 10);
if(this.fpsList[this.fpsIndex] == null){
console.log('第一次编辑-----null')
- this.pixelData = new Array(this.height * this.width).fill('')
+ let pointCount = this.height * this.width
+ if (this.modeVal == 2) {
+ pointCount *= 10
+ }
+ this.pixelData = new Array(pointCount).fill('')
}else{
console.log('已编辑过-----')
this.pixelData = this.fpsList[this.fpsIndex]
@@ -615,7 +758,8 @@
// 关闭模版动画
popupAnimationClose(){
this.$refs.popupAnimation.close();
- this.pixelData = new Array(this.height * this.width).fill('')
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ this.pixelData = new Array(this.height * colCount).fill('')
},
// 屏幕规格
changeSpec(e) {
@@ -640,6 +784,51 @@
const rowStrings = rows.map(r => r.join('')) // 每行合并
return rowStrings.join('') // 所有行合并
},
+ // 生成滚动动画帧数据（modeVal==2）
+ // 从点阵图左侧开始，按照设定分辨率窗口提取动画帧，每帧左移3个像素，剩余全空时停止
+ generateScrollFrames(data) {
+ const cols = this.specWidth;
+ const rows = this.specHeight;
+ const totalCols = this.specWidth * 10;
+ const step = 3;
+
+ let grid = [];
+ for (let r = 0; r < rows; r++) {
+ grid.push(data.slice(r * totalCols, (r + 1) * totalCols));
+ }
+
+ const frames = [];
+ let offset = 0;
+
+ while (offset < totalCols) {
+ let remainingEmpty = true;
+ for (let r = 0; r < rows; r++) {
+ for (let c = offset; c < totalCols; c++) {
+ if (grid[r][c] !== '' && grid[r][c] !== '000000') {
+ remainingEmpty = false;
+ break;
+ }
+ }
+ if (!remainingEmpty) break;
+ }
+
+ if (remainingEmpty) break;
+
+ let frame = [];
+ for (let r = 0; r < rows; r++) {
+ let row = grid[r].slice(offset, offset + cols);
+ while (row.length < cols) {
+ row.push('000000');
+ }
+ frame = frame.concat(row);
+ }
+
+ frames.push(frame);
+ offset += step;
+ }
+
+ return frames;
+ },
// 生成一帧动画其他帧数据
generateFrames(data, frameCount = 24) {
const cols = this.specWidth; // 每行 24 个
@@ -684,7 +873,8 @@
changeMode(e) {
this.fpsList = []
this.fpsData = []
- if (e == 0) {
+ this.gridRect = null
+ if (e == 0 || e == 2) {
this.total = 1
} else {
this.total = 2
@@ -757,26 +947,37 @@
})
},
// 生成点阵数据
- generateDotMatrix(char) {
+ generateDotMatrix(char, startCol = null) {
return new Promise((resolve, reject) => {
// 使用 uni-app 的 canvas context
ctx = uni.createCanvasContext('myCanvas', this);
// 设置字体样式
- ctx.setFontSize(this.canvasHeight * 0.9);
+ ctx.setFontSize(this.canvasHeight);
ctx.setFillStyle('#000')
- ctx.setTextAlign('center')
ctx.setTextBaseline('middle')
// 绘制文字
- // 计算文字位置
- // 水平居中
- const x = this.canvasWidth / 2;
// 垂直居中，稍微向上偏移一点
- const y = this.canvasHeight / 2;
-
- // 绘制文字
- ctx.fillText(char, x, y);
+ const y = this.canvasHeight / 2 + 10;
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+
+ if (startCol !== null) {
+ ctx.setTextAlign('left')
+ const cellWidth = this.canvasWidth / colCount;
+ const x = startCol * cellWidth;
+ ctx.fillText(char, x, y);
+ } else if (this.modeVal == 2) {
+ // 滚动动画：文字靠左对齐
+ ctx.setTextAlign('left')
+ const x = 20;
+ ctx.fillText(char, x, y);
+ } else {
+ // 其他模式：文字水平居中
+ ctx.setTextAlign('center')
+ const x = this.canvasWidth / 2;
+ ctx.fillText(char, x, y);
+ }
// 绘制到画布
ctx.draw(false, () => {
@@ -788,18 +989,19 @@
width: this.canvasWidth,
height: this.canvasHeight,
success: (res) => {
- console.log(res)
+ console.log('canvasGetImageData', res)
const imageData = res.data;
// 生成一维数组
- const pixelArray = new Array(this.height * this.width).fill('')
-
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1)
+ const pixelArray = new Array(this.height * colCount).fill('')
+
// 计算每个格子的像素大小
- const cellWidth = this.canvasWidth / this.width;
+ const cellWidth = this.canvasWidth / colCount;
const cellHeight = this.canvasHeight / this.height;
// 生成一维数组
for (let y = 0; y < this.height; y++) {
- for (let x = 0; x < this.width; x++) {
+ for (let x = 0; x < colCount; x++) {
let blackPixels = 0;
let totalPixels = 0;
@@ -817,7 +1019,7 @@
// 计算亮度
const brightness = 0.3 * r + 0.59 * g + 0.11 * b;
-
+
// 如果亮度小于阈值且透明度大于阈值，则认为是黑色
if (brightness < 128 && a > 128) {
blackPixels++;
@@ -825,11 +1027,11 @@
totalPixels++;
}
}
-
+
// 如果黑色像素占比超过阈值，则设置为当前选择的颜色
const isBlack = blackPixels / totalPixels > 0.3;
- const arrayIndex = y * this.width + x;
- pixelArray[arrayIndex] = isBlack ? this.color : ''; // 改为颜色值或空字符串
+ const arrayIndex = y * colCount + x;
+ pixelArray[arrayIndex] = isBlack ? this.color : '';
}
}
@@ -851,7 +1053,7 @@
});
return;
}
- this.previewWidth = this.width;
+ this.previewWidth = this.modeVal == 2 ? this.specWidth : this.width;
this.previewHeight = this.height;
this.previewFrames = this.buildPreviewFrames();
this.previewFrameIndex = 0;
@@ -869,6 +1071,10 @@
const data = this.fpsList[0];
if (!data) return [];
return this.generatePreviewFrames(data, 24);
+ } else if (this.modeVal == 2) {
+ const data = this.fpsList[0];
+ if (!data) return [];
+ return this.generateScrollFrames(data);
} else {
const frames = [];
for (let i = 0; i < this.total; i++) {
@@ -915,38 +1121,66 @@
this.previewTimer = null;
}
},
- // 修改添加文字方法
- async addText() {
- uni.showModal({
- title: '添加文字',
- content: '',
- editable: true,
- placeholderText: '请输入文字',
- success: async (res) => {
- if (res.confirm) {
- const text = res.content;
- if (text.length > 0) {
- try {
- // 生成点阵数据
- const dotMatrix = await this.generateDotMatrix(text);
- console.log('点阵数据：', dotMatrix);
- this.pixelData = dotMatrix
- } catch (error) {
- console.error('生成点阵失败：', error);
- uni.showToast({
- title: '生成点阵失败',
- icon: 'none'
- });
- }
- } else {
- uni.showToast({
- title: '请输入文字',
- icon: 'none'
- });
- }
+ addText() {
+ this.tempText = '';
+ this.textType = 'overwrite';
+ this.$refs.popupText.open();
+ },
+ closeTextPopup() {
+ this.$refs.popupText.close();
+ },
+ async confirmAddText() {
+ const text = this.tempText;
+ if (!text || text.length === 0) {
+ uni.showToast({
+ title: '请输入文字',
+ icon: 'none'
+ });
+ return;
+ }
+
+ try {
+ if (this.textType === 'overwrite') {
+ const dotMatrix = await this.generateDotMatrix(text);
+ this.pixelData = dotMatrix;
+ } else {
+ const colCount = this.width * (this.modeVal == 2 ? 10 : 1);
+ const rightmostCol = this.findRightmostNonEmptyCol(colCount);
+ const startCol = rightmostCol === -1 ? 0 : rightmostCol + 2;
+ const dotMatrix = await this.generateDotMatrix(text, startCol);
+ this.mergePixelData(dotMatrix);
+ }
+ this.$refs.popupText.close();
+ } catch (error) {
+ console.error('生成点阵失败：', error);
+ uni.showToast({
+ title: '生成点阵失败',
+ icon: 'none'
+ });
+ }
+ },
+ findRightmostNonEmptyCol(colCount) {
+ for (let col = colCount - 1; col >= 0; col--) {
+ let isEmpty = true;
+ for (let row = 0; row < this.height; row++) {
+ const index = row * colCount + col;
+ if (this.pixelData[index] !== '' && this.pixelData[index] !== null && this.pixelData[index] !== undefined) {
+ isEmpty = false;
+ break;
}
}
- });
+ if (!isEmpty) {
+ return col;
+ }
+ }
+ return -1;
+ },
+ mergePixelData(dotMatrix) {
+ for (let i = 0; i < dotMatrix.length; i++) {
+ if (dotMatrix[i] !== '' && dotMatrix[i] !== null && dotMatrix[i] !== undefined) {
+ this.$set(this.pixelData, i, dotMatrix[i]);
+ }
+ }
},
}
}
@@ -982,14 +1216,30 @@
}
}
- .controls {
+ .action_btn {
position: absolute;
bottom: 10px;
left: 50px;
+ z-index: 10;
+ background: linear-gradient(142deg, #6FD2FF 0%, #268DFF 100%);
+ padding: 12px 24px;
+ border-radius: 30px;
+ box-shadow: 0 4px 12px rgba(38, 141, 255, 0.4);
+ }
+ .controls {
+ position: absolute;
+ bottom: 10rpx;
+ left: 100rpx;
display: flex;
- gap: 20px;
+ gap: 10rpx;
z-index: 9;
}
+ .exit_btn{
+ position: absolute;
+ right: 30rpx;
+ bottom: 10rpx;
+ z-index: 9999;
+ }
.animation_pixel{
width: 100vw;
height: 100vh;
@@ -1009,11 +1259,8 @@
top: -9999px;
}
.pixel_grid {
- position: fixed;
- left: 0;
- top: var(--status-bar-height);
- right: 0;
- bottom: 0;
+ height: 80vh;
+ border-bottom: 1px solid #eee;
display: grid;
gap: 1px;
box-sizing: border-box;
@@ -1194,4 +1441,49 @@
background: url('/static/img/bg_2.jpg') no-repeat center top;
background-size: 100% auto;
}
+
+ .text_popup {
+ width: 600rpx;
+ background: #fff;
+ border-radius: 20rpx;
+ padding: 40rpx 30rpx;
+ box-sizing: border-box;
+
+ .text_popup_title {
+ font-size: 16px;
+ font-weight: bold;
+ color: #333;
+ text-align: center;
+ margin-bottom: 15px;
+ }
+
+ .text_popup_item {
+ display: flex;
+ align-items: center;
+ margin-bottom: 15px;
+
+ .text_popup_label {
+ width: 50px;
+ font-size: 16px;
+ color: #666;
+ flex-shrink: 0;
+ }
+
+ .text_popup_input {
+ flex: 1;
+ font-size: 16px;
+ }
+
+ .text_popup_type {
+ flex: 1;
+ }
+ }
+
+ .text_popup_btn {
+ display: flex;
+ margin-top: 20px;
+ justify-content: center;
+ gap: 20px;
+ }
+ }
</style>
\ No newline at end of file
--
Gitblit v1.10.0