@Override
public View getView(int position, View convertView, ViewGroup parent) {
IconModel typeIcon = (IconModel) getItem(position);
ViewHolder viewHolder;
if (convertView == null) {
convertView = mInflater.inflate(R.layout.icon_item_layout, parent, false);
viewHolder = new ViewHolder();
viewHolder.tvIcon = (TextView) convertView.findViewById(R.id.icon_item);
viewHolder.imgIcon = (ImageView) convertView.findViewById(R.id.icon_item_image);
convertView.setTag(viewHolder);
} else {
viewHolder = (ViewHolder) convertView.getTag();
}
viewHolder.tvIcon.setText(typeIcon.type);
viewHolder.tvIcon.setTextColor(context.getResources().getColor(typeIcon.typeTextColor));
viewHolder.imgIcon.setImageResource(
Utils.getImageResourceId(context, typeIcon.iconImageToShow));
return convertView;
}
@Override
protected Map<String, List> doInBackground(Void... params) {
Map<String, List> result = new HashMap<>();
List<String> types = new ArrayList<>();
List<Float> percents = new ArrayList<>();
List<ChartItemModel> datas = new ArrayList<>();
// 所有记录总金额
totalAmount = DataSupport.sum(AccountModel.class, TableConstants.AMOUNT, float.class);
// 查询类别、图标、类别总金额
Cursor cursor = DataSupport.findBySQL(QUERY_TYPES);
if (cursor != null && cursor.moveToFirst()) {
do {
String type = cursor.getString(cursor.getColumnIndex(TableConstants.TYPE));
String iconImageName =
cursor.getString(cursor.getColumnIndex(TableConstants.ICONIMAGENAME));
float sum =
DataSupport.where(TableConstants.TYPE + " = ?", type)
.sum(AccountModel.class, TableConstants.AMOUNT, float.class);
types.add(type);
percents.add(sum / totalAmount);
ChartItemModel chartItemModel = new ChartItemModel();
chartItemModel.type = type;
chartItemModel.percent = Utils.convertFloatToPercent(sum / totalAmount);
chartItemModel.iconImageName = iconImageName;
chartItemModel.sum = sum;
datas.add(chartItemModel);
} while (cursor.moveToNext());
cursor.close();
}
result.put("types", types);
result.put("percents", percents);
result.put("datas", datas);
return result;
}