Method applyZoom

pixelizer.js:920–943

(zoom)

    }

    applyZoom(zoom) {
        const zoomSlider = document.getElementById('previewZoom');
        const zoomValue = document.getElementById('zoomValue');
        
        if (zoomSlider) {
            zoomSlider.value = zoom;
        }
        
        if (zoomValue) {
            zoomValue.textContent = `${zoom}%`;
        }
        
        if (this.processedCanvas) {
            const container = this.processedCanvas.parentElement;
            const scale = zoom / 100;
            
            this.processedCanvas.style.transform = `scale(${scale})`;
            this.processedCanvas.style.imageRendering = 'pixelated';
            this.processedCanvas.style.transformOrigin = 'center center';
            
            // 更新容器样式以适应缩放
            container.style.overflow = zoom > 100 ? 'auto' : 'visible';
        }
    }

    handleZoomChange(e) {
        const zoom = parseInt(e.target.value);