网页图像编辑器

使用 HTML5 Canvas、CSS3 和 JavaScript 开发一款基于网页的图像编辑器。打造专业界面，包含工具面板和预览区域。实现亮度、对比度、饱和度和锐度等基础调整。添加可自定义参数并带预览的滤镜。包含裁剪和调整尺寸功能，并提供宽高比控制。实现带字体选择和样式设置的文字叠加。添加带填充和描边选项的形状绘制工具。包含带混合模式的图层管理。支持以多种格式和质量导出图像。创建可根据屏幕尺寸自适应的响应式设计。添加带历史状态的撤销/重做功能。

Develop a web-based image editor using HTML5 Canvas, CSS3, and JavaScript. Create a professional interface with tool panels and preview area. Implement basic adjustments including brightness, contrast, saturation, and sharpness. Add filters with customizable parameters and previews. Include cropping and resizing with aspect ratio controls. Implement text overlay with font selection and styling. Add shape drawing tools with fill and stroke options. Include layer management with blending modes. Support image export in multiple formats and qualities. Create a responsive design that adapts to screen size. Add undo/redo functionality with history states.