// ECharts for Mini Program module.exports = { init: function(canvas, width, height, dpr) { const chart = { setOption: function(option) { // Basic implementation this._option = option; }, getZr: function() { return { handler: { dispatch: function() {}, processGesture: function() {} } }; }, clear: function() {}, dispose: function() {} }; // Add necessary methods chart.setCanvasCreator = function() {}; chart.getDom = function() { return canvas; }; chart.getWidth = function() { return width; }; chart.getHeight = function() { return height; }; chart.getDevicePixelRatio = function() { return dpr; }; // Add graphic namespace chart.graphic = { LinearGradient: function(x, y, x2, y2, colorStops) { return { type: 'linear', x: x, y: y, x2: x2, y2: y2, colorStops: colorStops }; } }; return chart; } };